eric6/Graphics/UMLGraphicsView.py

Sun, 28 Mar 2021 15:00:11 +0200

author
Detlev Offenbach <detlev@die-offenbachs.de>
date
Sun, 28 Mar 2021 15:00:11 +0200
branch
maintenance
changeset 8176
31965986ecd1
parent 8043
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parent 8150
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child 8273
698ae46f40a4
permissions
-rw-r--r--

Merged with default branch to prepare a new release.

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1 # -*- coding: utf-8 -*-
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2
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3 # Copyright (c) 2007 - 2021 Detlev Offenbach <detlev@die-offenbachs.de>
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4 #
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5
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6 """
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7 Module implementing a subclass of E5GraphicsView for our diagrams.
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8 """
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9
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10 from PyQt5.QtCore import (
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11 pyqtSignal, Qt, QSignalMapper, QFileInfo, QEvent, QRectF
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12 )
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13 from PyQt5.QtWidgets import QGraphicsView, QAction, QToolBar, QDialog
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14 from PyQt5.QtPrintSupport import QPrinter, QPrintDialog
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16 from E5Graphics.E5GraphicsView import E5GraphicsView
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17
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18 from E5Gui import E5MessageBox, E5FileDialog
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19 from E5Gui.E5ZoomWidget import E5ZoomWidget
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20
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21 from .UMLItem import UMLItem
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22
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23 import UI.Config
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24 import UI.PixmapCache
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25
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26 import Preferences
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27
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28
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29 class UMLGraphicsView(E5GraphicsView):
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30 """
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31 Class implementing a specialized E5GraphicsView for our diagrams.
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32
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33 @signal relayout() emitted to indicate a relayout of the diagram
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34 is requested
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35 """
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36 relayout = pyqtSignal()
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37
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38 def __init__(self, scene, parent=None):
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39 """
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40 Constructor
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41
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42 @param scene reference to the scene object (QGraphicsScene)
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43 @param parent parent widget of the view (QWidget)
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44 """
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45 E5GraphicsView.__init__(self, scene, parent)
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46 self.setObjectName("UMLGraphicsView")
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47 self.setViewportUpdateMode(
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48 QGraphicsView.ViewportUpdateMode.FullViewportUpdate)
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49
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50 self.diagramName = "Unnamed"
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51 self.__itemId = -1
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52
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53 self.border = 10
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54 self.deltaSize = 100.0
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55
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56 self.__zoomWidget = E5ZoomWidget(
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57 UI.PixmapCache.getPixmap("zoomOut"),
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58 UI.PixmapCache.getPixmap("zoomIn"),
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59 UI.PixmapCache.getPixmap("zoomReset"), self)
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60 parent.statusBar().addPermanentWidget(self.__zoomWidget)
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61 self.__zoomWidget.setMapping(
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62 E5GraphicsView.ZoomLevels, E5GraphicsView.ZoomLevelDefault)
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63 self.__zoomWidget.valueChanged.connect(self.setZoom)
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64 self.zoomValueChanged.connect(self.__zoomWidget.setValue)
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65
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66 self.__initActions()
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67
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68 scene.changed.connect(self.__sceneChanged)
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70 self.grabGesture(Qt.GestureType.PinchGesture)
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71
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72 def __initActions(self):
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73 """
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74 Private method to initialize the view actions.
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75 """
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76 self.alignMapper = QSignalMapper(self)
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77 try:
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78 self.alignMapper.mappedInt.connect(self.__alignShapes)
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79 except AttributeError:
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80 # pre Qt 5.15
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81 self.alignMapper.mapped[int].connect(self.__alignShapes)
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82
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83 self.deleteShapeAct = QAction(
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84 UI.PixmapCache.getIcon("deleteShape"),
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85 self.tr("Delete shapes"), self)
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86 self.deleteShapeAct.triggered.connect(self.__deleteShape)
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87
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88 self.incWidthAct = QAction(
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89 UI.PixmapCache.getIcon("sceneWidthInc"),
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90 self.tr("Increase width by {0} points").format(
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91 self.deltaSize),
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92 self)
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93 self.incWidthAct.triggered.connect(self.__incWidth)
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95 self.incHeightAct = QAction(
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96 UI.PixmapCache.getIcon("sceneHeightInc"),
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97 self.tr("Increase height by {0} points").format(
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98 self.deltaSize),
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99 self)
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100 self.incHeightAct.triggered.connect(self.__incHeight)
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101
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102 self.decWidthAct = QAction(
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103 UI.PixmapCache.getIcon("sceneWidthDec"),
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104 self.tr("Decrease width by {0} points").format(
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105 self.deltaSize),
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106 self)
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107 self.decWidthAct.triggered.connect(self.__decWidth)
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108
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109 self.decHeightAct = QAction(
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110 UI.PixmapCache.getIcon("sceneHeightDec"),
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111 self.tr("Decrease height by {0} points").format(
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112 self.deltaSize),
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113 self)
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114 self.decHeightAct.triggered.connect(self.__decHeight)
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115
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116 self.setSizeAct = QAction(
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117 UI.PixmapCache.getIcon("sceneSize"),
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118 self.tr("Set size"), self)
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119 self.setSizeAct.triggered.connect(self.__setSize)
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120
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121 self.rescanAct = QAction(
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122 UI.PixmapCache.getIcon("rescan"),
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123 self.tr("Re-Scan"), self)
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124 self.rescanAct.triggered.connect(self.__rescan)
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125
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126 self.relayoutAct = QAction(
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127 UI.PixmapCache.getIcon("relayout"),
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128 self.tr("Re-Layout"), self)
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129 self.relayoutAct.triggered.connect(self.__relayout)
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130
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131 self.alignLeftAct = QAction(
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132 UI.PixmapCache.getIcon("shapesAlignLeft"),
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133 self.tr("Align Left"), self)
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134 self.alignMapper.setMapping(
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135 self.alignLeftAct, Qt.AlignmentFlag.AlignLeft)
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136 self.alignLeftAct.triggered.connect(self.alignMapper.map)
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137
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138 self.alignHCenterAct = QAction(
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139 UI.PixmapCache.getIcon("shapesAlignHCenter"),
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140 self.tr("Align Center Horizontal"), self)
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141 self.alignMapper.setMapping(
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142 self.alignHCenterAct, Qt.AlignmentFlag.AlignHCenter)
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143 self.alignHCenterAct.triggered.connect(self.alignMapper.map)
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144
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145 self.alignRightAct = QAction(
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146 UI.PixmapCache.getIcon("shapesAlignRight"),
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147 self.tr("Align Right"), self)
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148 self.alignMapper.setMapping(
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149 self.alignRightAct, Qt.AlignmentFlag.AlignRight)
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150 self.alignRightAct.triggered.connect(self.alignMapper.map)
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151
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152 self.alignTopAct = QAction(
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153 UI.PixmapCache.getIcon("shapesAlignTop"),
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154 self.tr("Align Top"), self)
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155 self.alignMapper.setMapping(
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156 self.alignTopAct, Qt.AlignmentFlag.AlignTop)
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157 self.alignTopAct.triggered.connect(self.alignMapper.map)
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158
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159 self.alignVCenterAct = QAction(
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160 UI.PixmapCache.getIcon("shapesAlignVCenter"),
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161 self.tr("Align Center Vertical"), self)
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162 self.alignMapper.setMapping(
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163 self.alignVCenterAct, Qt.AlignmentFlag.AlignVCenter)
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164 self.alignVCenterAct.triggered.connect(self.alignMapper.map)
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165
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166 self.alignBottomAct = QAction(
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167 UI.PixmapCache.getIcon("shapesAlignBottom"),
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168 self.tr("Align Bottom"), self)
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169 self.alignMapper.setMapping(
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170 self.alignBottomAct, Qt.AlignmentFlag.AlignBottom)
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171 self.alignBottomAct.triggered.connect(self.alignMapper.map)
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172
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173 def __checkSizeActions(self):
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174 """
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175 Private slot to set the enabled state of the size actions.
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176 """
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177 diagramSize = self._getDiagramSize(10)
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178 sceneRect = self.scene().sceneRect()
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179 if (sceneRect.width() - self.deltaSize) < diagramSize.width():
0
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180 self.decWidthAct.setEnabled(False)
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181 else:
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182 self.decWidthAct.setEnabled(True)
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183 if (sceneRect.height() - self.deltaSize) < diagramSize.height():
0
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184 self.decHeightAct.setEnabled(False)
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185 else:
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186 self.decHeightAct.setEnabled(True)
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187
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188 def __sceneChanged(self, areas):
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189 """
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190 Private slot called when the scene changes.
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191
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192 @param areas list of rectangles that contain changes (list of QRectF)
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193 """
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194 if len(self.scene().selectedItems()) > 0:
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195 self.deleteShapeAct.setEnabled(True)
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196 else:
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197 self.deleteShapeAct.setEnabled(False)
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198
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199 sceneRect = self.scene().sceneRect()
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200 newWidth = width = sceneRect.width()
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diff changeset
201 newHeight = height = sceneRect.height()
2038
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202 rect = self.scene().itemsBoundingRect()
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diff changeset
203 # calculate with 10 pixel border on each side
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diff changeset
204 if sceneRect.right() - 10 < rect.right():
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diff changeset
205 newWidth = rect.right() + 10
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diff changeset
206 if sceneRect.bottom() - 10 < rect.bottom():
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diff changeset
207 newHeight = rect.bottom() + 10
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diff changeset
208
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diff changeset
209 if newHeight != height or newWidth != width:
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diff changeset
210 self.setSceneSize(newWidth, newHeight)
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diff changeset
211 self.__checkSizeActions()
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diff changeset
212
0
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Detlev Offenbach <detlev@die-offenbachs.de>
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213 def initToolBar(self):
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214 """
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diff changeset
215 Public method to populate a toolbar with our actions.
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216
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217 @return the populated toolBar (QToolBar)
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diff changeset
218 """
3190
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diff changeset
219 toolBar = QToolBar(self.tr("Graphics"), self)
0
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diff changeset
220 toolBar.setIconSize(UI.Config.ToolBarIconSize)
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diff changeset
221 toolBar.addAction(self.deleteShapeAct)
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diff changeset
222 toolBar.addSeparator()
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parents:
diff changeset
223 toolBar.addAction(self.alignLeftAct)
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parents:
diff changeset
224 toolBar.addAction(self.alignHCenterAct)
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diff changeset
225 toolBar.addAction(self.alignRightAct)
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diff changeset
226 toolBar.addAction(self.alignTopAct)
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parents:
diff changeset
227 toolBar.addAction(self.alignVCenterAct)
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diff changeset
228 toolBar.addAction(self.alignBottomAct)
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diff changeset
229 toolBar.addSeparator()
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diff changeset
230 toolBar.addAction(self.incWidthAct)
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diff changeset
231 toolBar.addAction(self.incHeightAct)
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diff changeset
232 toolBar.addAction(self.decWidthAct)
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diff changeset
233 toolBar.addAction(self.decHeightAct)
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diff changeset
234 toolBar.addAction(self.setSizeAct)
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diff changeset
235 toolBar.addSeparator()
2039
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diff changeset
236 toolBar.addAction(self.rescanAct)
0
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parents:
diff changeset
237 toolBar.addAction(self.relayoutAct)
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238
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diff changeset
239 return toolBar
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parents:
diff changeset
240
2030
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
241 def filteredItems(self, items, itemType=UMLItem):
0
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
242 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
243 Public method to filter a list of items.
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
244
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
245 @param items list of items as returned by the scene object
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
246 (QGraphicsItem)
2030
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
247 @param itemType type to be filtered (class)
0
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
248 @return list of interesting collision items (QGraphicsItem)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
249 """
2030
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
250 return [itm for itm in items if isinstance(itm, itemType)]
0
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parents:
diff changeset
251
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
252 def selectItems(self, items):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
253 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
254 Public method to select the given items.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
255
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
256 @param items list of items to be selected (list of QGraphicsItemItem)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
257 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
258 # step 1: deselect all items
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
259 self.unselectItems()
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
260
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
261 # step 2: select all given items
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
262 for itm in items:
1112
8a7d1b9d18db Improved code quality by getting rid of star imports. That way pyflakes can do its job. A few bugs fixed found by flakes.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 945
diff changeset
263 if isinstance(itm, UMLItem):
0
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
264 itm.setSelected(True)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
265
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
266 def selectItem(self, item):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
267 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
268 Public method to select an item.
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
269
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parents:
diff changeset
270 @param item item to be selected (QGraphicsItemItem)
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parents:
diff changeset
271 """
1112
8a7d1b9d18db Improved code quality by getting rid of star imports. That way pyflakes can do its job. A few bugs fixed found by flakes.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 945
diff changeset
272 if isinstance(item, UMLItem):
0
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parents:
diff changeset
273 item.setSelected(not item.isSelected())
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
274
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
275 def __deleteShape(self):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
276 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
277 Private method to delete the selected shapes from the display.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
278 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
279 for item in self.scene().selectedItems():
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
280 item.removeAssociations()
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
281 item.setSelected(False)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
282 self.scene().removeItem(item)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
283 del item
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
284
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
285 def __incWidth(self):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
286 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
287 Private method to handle the increase width context menu entry.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
288 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
289 self.resizeScene(self.deltaSize, True)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
290 self.__checkSizeActions()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
291
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
292 def __incHeight(self):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
293 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
294 Private method to handle the increase height context menu entry.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
295 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
296 self.resizeScene(self.deltaSize, False)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
297 self.__checkSizeActions()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
298
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
299 def __decWidth(self):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
300 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
301 Private method to handle the decrease width context menu entry.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
302 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
303 self.resizeScene(-self.deltaSize, True)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
304 self.__checkSizeActions()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
305
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
306 def __decHeight(self):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
307 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
308 Private method to handle the decrease height context menu entry.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
309 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
310 self.resizeScene(-self.deltaSize, False)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
311 self.__checkSizeActions()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
312
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
313 def __setSize(self):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
314 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
315 Private method to handle the set size context menu entry.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
316 """
2401
4f428de32b69 Continued implementing the delayed import.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2334
diff changeset
317 from .UMLSceneSizeDialog import UMLSceneSizeDialog
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
318 rect = self._getDiagramRect(10)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
319 sceneRect = self.scene().sceneRect()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
320 dlg = UMLSceneSizeDialog(sceneRect.width(), sceneRect.height(),
3035
36e9f388958b Fixed a bunch of indentation issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3022
diff changeset
321 rect.width(), rect.height(), self)
8143
2c730d5fd177 Changed the use of PyQt enums because the way they were used previously is deprecated since two years and replaced some deprecated Qt stuff.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7923
diff changeset
322 if dlg.exec() == QDialog.DialogCode.Accepted:
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
323 width, height = dlg.getData()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
324 self.setSceneSize(width, height)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
325 self.__checkSizeActions()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
326
2027
144463496a54 A few fixes for issues with the graphics dialogs.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2025
diff changeset
327 def autoAdjustSceneSize(self, limit=False):
144463496a54 A few fixes for issues with the graphics dialogs.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2025
diff changeset
328 """
144463496a54 A few fixes for issues with the graphics dialogs.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2025
diff changeset
329 Public method to adjust the scene size to the diagram size.
144463496a54 A few fixes for issues with the graphics dialogs.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2025
diff changeset
330
144463496a54 A few fixes for issues with the graphics dialogs.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2025
diff changeset
331 @param limit flag indicating to limit the scene to the
144463496a54 A few fixes for issues with the graphics dialogs.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2025
diff changeset
332 initial size (boolean)
144463496a54 A few fixes for issues with the graphics dialogs.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2025
diff changeset
333 """
2525
8b507a9a2d40 Script changes: Future import added, super calls modified and unicode behavior for str.
T.Rzepka <Tobias.Rzepka@gmail.com>
parents: 2401
diff changeset
334 super(UMLGraphicsView, self).autoAdjustSceneSize(limit=limit)
2027
144463496a54 A few fixes for issues with the graphics dialogs.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2025
diff changeset
335 self.__checkSizeActions()
144463496a54 A few fixes for issues with the graphics dialogs.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2025
diff changeset
336
2033
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
337 def saveImage(self):
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
338 """
2033
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
339 Public method to handle the save context menu entry.
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
340 """
882
34b86be88bf0 Redid the native file dialog code to be future proof.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 880
diff changeset
341 fname, selectedFilter = E5FileDialog.getSaveFileNameAndFilter(
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
342 self,
3190
a9a94491c4fd Changed the code to use QObject.tr() instead of QObject.trUtf8().
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3160
diff changeset
343 self.tr("Save Diagram"),
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
344 "",
3190
a9a94491c4fd Changed the code to use QObject.tr() instead of QObject.trUtf8().
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3160
diff changeset
345 self.tr("Portable Network Graphics (*.png);;"
a9a94491c4fd Changed the code to use QObject.tr() instead of QObject.trUtf8().
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3160
diff changeset
346 "Scalable Vector Graphics (*.svg)"),
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
347 "",
882
34b86be88bf0 Redid the native file dialog code to be future proof.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 880
diff changeset
348 E5FileDialog.Options(E5FileDialog.DontConfirmOverwrite))
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
349 if fname:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
350 ext = QFileInfo(fname).suffix()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
351 if not ext:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
352 ex = selectedFilter.split("(*")[1].split(")")[0]
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
353 if ex:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
354 fname += ex
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
355 if QFileInfo(fname).exists():
3020
542e97d4ecb3 Fixed a bunch of visible indentation issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2992
diff changeset
356 res = E5MessageBox.yesNo(
542e97d4ecb3 Fixed a bunch of visible indentation issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2992
diff changeset
357 self,
3190
a9a94491c4fd Changed the code to use QObject.tr() instead of QObject.trUtf8().
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3160
diff changeset
358 self.tr("Save Diagram"),
a9a94491c4fd Changed the code to use QObject.tr() instead of QObject.trUtf8().
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3160
diff changeset
359 self.tr("<p>The file <b>{0}</b> already exists."
a9a94491c4fd Changed the code to use QObject.tr() instead of QObject.trUtf8().
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3160
diff changeset
360 " Overwrite it?</p>").format(fname),
945
8cd4d08fa9f6 Made code mostly PEP 8 compliant (except all whitespace and line length).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 882
diff changeset
361 icon=E5MessageBox.Warning)
546
c3e7bf5648be Continued replacing QMessageBox.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 539
diff changeset
362 if not res:
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
363 return
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
364
3057
10516539f238 Merge with default branch after shorten the code lines to max. 79 characters.
T.Rzepka <Tobias.Rzepka@gmail.com>
parents: 2791 2992
diff changeset
365 success = super(UMLGraphicsView, self).saveImage(
2992
dbdf27746da5 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2953
diff changeset
366 fname, QFileInfo(fname).suffix().upper())
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
367 if not success:
3020
542e97d4ecb3 Fixed a bunch of visible indentation issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2992
diff changeset
368 E5MessageBox.critical(
542e97d4ecb3 Fixed a bunch of visible indentation issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2992
diff changeset
369 self,
3190
a9a94491c4fd Changed the code to use QObject.tr() instead of QObject.trUtf8().
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3160
diff changeset
370 self.tr("Save Diagram"),
a9a94491c4fd Changed the code to use QObject.tr() instead of QObject.trUtf8().
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3160
diff changeset
371 self.tr(
2992
dbdf27746da5 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2953
diff changeset
372 """<p>The file <b>{0}</b> could not be saved.</p>""")
3035
36e9f388958b Fixed a bunch of indentation issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3022
diff changeset
373 .format(fname))
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
374
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
375 def __relayout(self):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
376 """
2039
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
377 Private slot to handle the re-layout context menu entry.
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
378 """
2030
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
379 self.__itemId = -1
2028
30247d523fdb A few more Graphics fixes.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2027
diff changeset
380 self.scene().clear()
483
ca7d8599a575 Continued porting signal/slot usage to the new API.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 457
diff changeset
381 self.relayout.emit()
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
382
2039
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
383 def __rescan(self):
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
384 """
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
385 Private slot to handle the re-scan context menu entry.
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
386 """
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
387 # 1. save positions of all items and names of selected items
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
388 itemPositions = {}
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
389 selectedItems = []
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
390 for item in self.filteredItems(self.scene().items(), UMLItem):
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
391 name = item.getName()
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
392 if name:
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
393 itemPositions[name] = (item.x(), item.y())
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
394 if item.isSelected():
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
395 selectedItems.append(name)
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
396
2194
0fce40af66b8 Fixed a few PEP-8 related issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2039
diff changeset
397 # 2. save
2039
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
398
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
399 # 2. re-layout the diagram
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
400 self.__relayout()
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
401
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
402 # 3. move known items to the saved positions
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
403 for item in self.filteredItems(self.scene().items(), UMLItem):
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
404 name = item.getName()
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
405 if name in itemPositions:
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
406 item.setPos(*itemPositions[name])
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
407 if name in selectedItems:
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
408 item.setSelected(True)
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
409
2033
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
410 def printDiagram(self):
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
411 """
2033
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
412 Public slot called to print the diagram.
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
413 """
8143
2c730d5fd177 Changed the use of PyQt enums because the way they were used previously is deprecated since two years and replaced some deprecated Qt stuff.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7923
diff changeset
414 printer = QPrinter(mode=QPrinter.PrinterMode.ScreenResolution)
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
415 printer.setFullPage(True)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
416 if Preferences.getPrinter("ColorMode"):
8143
2c730d5fd177 Changed the use of PyQt enums because the way they were used previously is deprecated since two years and replaced some deprecated Qt stuff.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7923
diff changeset
417 printer.setColorMode(QPrinter.ColorMode.Color)
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
418 else:
8143
2c730d5fd177 Changed the use of PyQt enums because the way they were used previously is deprecated since two years and replaced some deprecated Qt stuff.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7923
diff changeset
419 printer.setColorMode(QPrinter.ColorMode.GrayScale)
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
420 if Preferences.getPrinter("FirstPageFirst"):
8143
2c730d5fd177 Changed the use of PyQt enums because the way they were used previously is deprecated since two years and replaced some deprecated Qt stuff.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7923
diff changeset
421 printer.setPageOrder(QPrinter.PageOrder.FirstPageFirst)
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
422 else:
8143
2c730d5fd177 Changed the use of PyQt enums because the way they were used previously is deprecated since two years and replaced some deprecated Qt stuff.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7923
diff changeset
423 printer.setPageOrder(QPrinter.PageOrder.LastPageFirst)
1155
4cbef040f07e Fixed issues setting the printer margins correctly.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1112
diff changeset
424 printer.setPageMargins(
4cbef040f07e Fixed issues setting the printer margins correctly.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1112
diff changeset
425 Preferences.getPrinter("LeftMargin") * 10,
4cbef040f07e Fixed issues setting the printer margins correctly.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1112
diff changeset
426 Preferences.getPrinter("TopMargin") * 10,
4cbef040f07e Fixed issues setting the printer margins correctly.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1112
diff changeset
427 Preferences.getPrinter("RightMargin") * 10,
4cbef040f07e Fixed issues setting the printer margins correctly.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1112
diff changeset
428 Preferences.getPrinter("BottomMargin") * 10,
8143
2c730d5fd177 Changed the use of PyQt enums because the way they were used previously is deprecated since two years and replaced some deprecated Qt stuff.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7923
diff changeset
429 QPrinter.Unit.Millimeter
1155
4cbef040f07e Fixed issues setting the printer margins correctly.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1112
diff changeset
430 )
3048
83f86da6344e Fixed an issue causing trouble if the printer name is empty.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3035
diff changeset
431 printerName = Preferences.getPrinter("PrinterName")
83f86da6344e Fixed an issue causing trouble if the printer name is empty.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3035
diff changeset
432 if printerName:
3158
c91f976a2395 Fixed a severe issue assigning a name to a printer in several dialogs.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3048
diff changeset
433 printer.setPrinterName(printerName)
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
434
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
435 printDialog = QPrintDialog(printer, self)
7759
51aa6c6b66f7 Changed calls to exec_() into exec() (remainder of Python2 elimination).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7533
diff changeset
436 if printDialog.exec():
3065
070b35dde35e Fixed a bunch of indentation issues.
T.Rzepka <Tobias.Rzepka@gmail.com>
parents: 3060
diff changeset
437 super(UMLGraphicsView, self).printDiagram(
070b35dde35e Fixed a bunch of indentation issues.
T.Rzepka <Tobias.Rzepka@gmail.com>
parents: 3060
diff changeset
438 printer, self.diagramName)
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
439
2033
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
440 def printPreviewDiagram(self):
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
441 """
2033
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
442 Public slot called to show a print preview of the diagram.
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
443 """
3656
441956d8fce5 Started porting eric5 to PyQt5.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3591
diff changeset
444 from PyQt5.QtPrintSupport import QPrintPreviewDialog
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
445
8143
2c730d5fd177 Changed the use of PyQt enums because the way they were used previously is deprecated since two years and replaced some deprecated Qt stuff.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7923
diff changeset
446 printer = QPrinter(mode=QPrinter.PrinterMode.ScreenResolution)
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
447 printer.setFullPage(True)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
448 if Preferences.getPrinter("ColorMode"):
8143
2c730d5fd177 Changed the use of PyQt enums because the way they were used previously is deprecated since two years and replaced some deprecated Qt stuff.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7923
diff changeset
449 printer.setColorMode(QPrinter.ColorMode.Color)
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
450 else:
8143
2c730d5fd177 Changed the use of PyQt enums because the way they were used previously is deprecated since two years and replaced some deprecated Qt stuff.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7923
diff changeset
451 printer.setColorMode(QPrinter.ColorMode.GrayScale)
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
452 if Preferences.getPrinter("FirstPageFirst"):
8143
2c730d5fd177 Changed the use of PyQt enums because the way they were used previously is deprecated since two years and replaced some deprecated Qt stuff.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7923
diff changeset
453 printer.setPageOrder(QPrinter.PageOrder.FirstPageFirst)
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
454 else:
8143
2c730d5fd177 Changed the use of PyQt enums because the way they were used previously is deprecated since two years and replaced some deprecated Qt stuff.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7923
diff changeset
455 printer.setPageOrder(QPrinter.PageOrder.LastPageFirst)
1155
4cbef040f07e Fixed issues setting the printer margins correctly.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1112
diff changeset
456 printer.setPageMargins(
4cbef040f07e Fixed issues setting the printer margins correctly.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1112
diff changeset
457 Preferences.getPrinter("LeftMargin") * 10,
4cbef040f07e Fixed issues setting the printer margins correctly.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1112
diff changeset
458 Preferences.getPrinter("TopMargin") * 10,
4cbef040f07e Fixed issues setting the printer margins correctly.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1112
diff changeset
459 Preferences.getPrinter("RightMargin") * 10,
4cbef040f07e Fixed issues setting the printer margins correctly.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1112
diff changeset
460 Preferences.getPrinter("BottomMargin") * 10,
8143
2c730d5fd177 Changed the use of PyQt enums because the way they were used previously is deprecated since two years and replaced some deprecated Qt stuff.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7923
diff changeset
461 QPrinter.Unit.Millimeter
1155
4cbef040f07e Fixed issues setting the printer margins correctly.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1112
diff changeset
462 )
3048
83f86da6344e Fixed an issue causing trouble if the printer name is empty.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3035
diff changeset
463 printerName = Preferences.getPrinter("PrinterName")
83f86da6344e Fixed an issue causing trouble if the printer name is empty.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3035
diff changeset
464 if printerName:
3158
c91f976a2395 Fixed a severe issue assigning a name to a printer in several dialogs.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3048
diff changeset
465 printer.setPrinterName(printerName)
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
466
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
467 preview = QPrintPreviewDialog(printer, self)
2033
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
468 preview.paintRequested[QPrinter].connect(self.__printPreviewPrint)
7759
51aa6c6b66f7 Changed calls to exec_() into exec() (remainder of Python2 elimination).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7533
diff changeset
469 preview.exec()
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
470
2033
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
471 def __printPreviewPrint(self, printer):
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
472 """
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
473 Private slot to generate a print preview.
2953
703452a2876f Started correcting doc strings by using the new doc string checker.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2763
diff changeset
474
703452a2876f Started correcting doc strings by using the new doc string checker.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2763
diff changeset
475 @param printer reference to the printer object (QPrinter)
2033
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
476 """
2525
8b507a9a2d40 Script changes: Future import added, super calls modified and unicode behavior for str.
T.Rzepka <Tobias.Rzepka@gmail.com>
parents: 2401
diff changeset
477 super(UMLGraphicsView, self).printDiagram(printer, self.diagramName)
2033
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
478
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
479 def setDiagramName(self, name):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
480 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
481 Public slot to set the diagram name.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
482
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
483 @param name diagram name (string)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
484 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
485 self.diagramName = name
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
486
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
487 def __alignShapes(self, alignment):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
488 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
489 Private slot to align the selected shapes.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
490
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
491 @param alignment alignment type (Qt.AlignmentFlag)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
492 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
493 # step 1: get all selected items
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
494 items = self.scene().selectedItems()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
495 if len(items) <= 1:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
496 return
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
497
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
498 # step 2: find the index of the item to align in relation to
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
499 amount = None
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
500 for i, item in enumerate(items):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
501 rect = item.sceneBoundingRect()
8143
2c730d5fd177 Changed the use of PyQt enums because the way they were used previously is deprecated since two years and replaced some deprecated Qt stuff.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7923
diff changeset
502 if alignment == Qt.AlignmentFlag.AlignLeft:
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
503 if amount is None or rect.x() < amount:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
504 amount = rect.x()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
505 index = i
8143
2c730d5fd177 Changed the use of PyQt enums because the way they were used previously is deprecated since two years and replaced some deprecated Qt stuff.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7923
diff changeset
506 elif alignment == Qt.AlignmentFlag.AlignRight:
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
507 if amount is None or rect.x() + rect.width() > amount:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
508 amount = rect.x() + rect.width()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
509 index = i
8143
2c730d5fd177 Changed the use of PyQt enums because the way they were used previously is deprecated since two years and replaced some deprecated Qt stuff.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7923
diff changeset
510 elif alignment == Qt.AlignmentFlag.AlignHCenter:
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
511 if amount is None or rect.width() > amount:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
512 amount = rect.width()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
513 index = i
8143
2c730d5fd177 Changed the use of PyQt enums because the way they were used previously is deprecated since two years and replaced some deprecated Qt stuff.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7923
diff changeset
514 elif alignment == Qt.AlignmentFlag.AlignTop:
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
515 if amount is None or rect.y() < amount:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
516 amount = rect.y()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
517 index = i
8143
2c730d5fd177 Changed the use of PyQt enums because the way they were used previously is deprecated since two years and replaced some deprecated Qt stuff.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7923
diff changeset
518 elif alignment == Qt.AlignmentFlag.AlignBottom:
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
519 if amount is None or rect.y() + rect.height() > amount:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
520 amount = rect.y() + rect.height()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
521 index = i
8143
2c730d5fd177 Changed the use of PyQt enums because the way they were used previously is deprecated since two years and replaced some deprecated Qt stuff.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7923
diff changeset
522 elif alignment == Qt.AlignmentFlag.AlignVCenter:
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
523 if amount is None or rect.height() > amount:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
524 amount = rect.height()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
525 index = i
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
526 rect = items[index].sceneBoundingRect()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
527
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
528 # step 3: move the other items
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
529 for i, item in enumerate(items):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
530 if i == index:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
531 continue
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
532 itemrect = item.sceneBoundingRect()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
533 xOffset = yOffset = 0
8143
2c730d5fd177 Changed the use of PyQt enums because the way they were used previously is deprecated since two years and replaced some deprecated Qt stuff.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7923
diff changeset
534 if alignment == Qt.AlignmentFlag.AlignLeft:
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
535 xOffset = rect.x() - itemrect.x()
8143
2c730d5fd177 Changed the use of PyQt enums because the way they were used previously is deprecated since two years and replaced some deprecated Qt stuff.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7923
diff changeset
536 elif alignment == Qt.AlignmentFlag.AlignRight:
7254
f00d825fbdb3 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
537 xOffset = (
f00d825fbdb3 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
538 (rect.x() + rect.width()) -
f00d825fbdb3 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
539 (itemrect.x() + itemrect.width())
f00d825fbdb3 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
540 )
8143
2c730d5fd177 Changed the use of PyQt enums because the way they were used previously is deprecated since two years and replaced some deprecated Qt stuff.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7923
diff changeset
541 elif alignment == Qt.AlignmentFlag.AlignHCenter:
7254
f00d825fbdb3 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
542 xOffset = (
f00d825fbdb3 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
543 (rect.x() + rect.width() // 2) -
f00d825fbdb3 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
544 (itemrect.x() + itemrect.width() // 2)
f00d825fbdb3 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
545 )
8143
2c730d5fd177 Changed the use of PyQt enums because the way they were used previously is deprecated since two years and replaced some deprecated Qt stuff.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7923
diff changeset
546 elif alignment == Qt.AlignmentFlag.AlignTop:
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
547 yOffset = rect.y() - itemrect.y()
8143
2c730d5fd177 Changed the use of PyQt enums because the way they were used previously is deprecated since two years and replaced some deprecated Qt stuff.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7923
diff changeset
548 elif alignment == Qt.AlignmentFlag.AlignBottom:
7254
f00d825fbdb3 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
549 yOffset = (
f00d825fbdb3 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
550 (rect.y() + rect.height()) -
f00d825fbdb3 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
551 (itemrect.y() + itemrect.height())
f00d825fbdb3 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
552 )
8143
2c730d5fd177 Changed the use of PyQt enums because the way they were used previously is deprecated since two years and replaced some deprecated Qt stuff.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7923
diff changeset
553 elif alignment == Qt.AlignmentFlag.AlignVCenter:
7254
f00d825fbdb3 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
554 yOffset = (
f00d825fbdb3 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
555 (rect.y() + rect.height() // 2) -
f00d825fbdb3 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
556 (itemrect.y() + itemrect.height() // 2)
f00d825fbdb3 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
557 )
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
558 item.moveBy(xOffset, yOffset)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
559
704
c65384796986 Fixed a long undetected issue in the UML graphics view dialog.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 564
diff changeset
560 self.scene().update()
1507
9225700cbff5 - added capability to zoom by Ctrl + Mouse Wheel to the editor
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1155
diff changeset
561
2038
72557ef75de1 Added ability to move graphics items in the diagram via the cursor keys and to limit the item position to the scene.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
562 def __itemsBoundingRect(self, items):
72557ef75de1 Added ability to move graphics items in the diagram via the cursor keys and to limit the item position to the scene.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
563 """
72557ef75de1 Added ability to move graphics items in the diagram via the cursor keys and to limit the item position to the scene.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
564 Private method to calculate the bounding rectangle of the given items.
72557ef75de1 Added ability to move graphics items in the diagram via the cursor keys and to limit the item position to the scene.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
565
72557ef75de1 Added ability to move graphics items in the diagram via the cursor keys and to limit the item position to the scene.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
566 @param items list of items to operate on (list of UMLItem)
72557ef75de1 Added ability to move graphics items in the diagram via the cursor keys and to limit the item position to the scene.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
567 @return bounding rectangle (QRectF)
72557ef75de1 Added ability to move graphics items in the diagram via the cursor keys and to limit the item position to the scene.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
568 """
72557ef75de1 Added ability to move graphics items in the diagram via the cursor keys and to limit the item position to the scene.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
569 rect = self.scene().sceneRect()
72557ef75de1 Added ability to move graphics items in the diagram via the cursor keys and to limit the item position to the scene.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
570 right = rect.left()
72557ef75de1 Added ability to move graphics items in the diagram via the cursor keys and to limit the item position to the scene.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
571 bottom = rect.top()
72557ef75de1 Added ability to move graphics items in the diagram via the cursor keys and to limit the item position to the scene.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
572 left = rect.right()
72557ef75de1 Added ability to move graphics items in the diagram via the cursor keys and to limit the item position to the scene.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
573 top = rect.bottom()
72557ef75de1 Added ability to move graphics items in the diagram via the cursor keys and to limit the item position to the scene.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
574 for item in items:
72557ef75de1 Added ability to move graphics items in the diagram via the cursor keys and to limit the item position to the scene.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
575 rect = item.sceneBoundingRect()
72557ef75de1 Added ability to move graphics items in the diagram via the cursor keys and to limit the item position to the scene.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
576 left = min(rect.left(), left)
72557ef75de1 Added ability to move graphics items in the diagram via the cursor keys and to limit the item position to the scene.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
577 right = max(rect.right(), right)
72557ef75de1 Added ability to move graphics items in the diagram via the cursor keys and to limit the item position to the scene.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
578 top = min(rect.top(), top)
72557ef75de1 Added ability to move graphics items in the diagram via the cursor keys and to limit the item position to the scene.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
579 bottom = max(rect.bottom(), bottom)
72557ef75de1 Added ability to move graphics items in the diagram via the cursor keys and to limit the item position to the scene.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
580 return QRectF(left, top, right - left, bottom - top)
72557ef75de1 Added ability to move graphics items in the diagram via the cursor keys and to limit the item position to the scene.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
581
72557ef75de1 Added ability to move graphics items in the diagram via the cursor keys and to limit the item position to the scene.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
582 def keyPressEvent(self, evt):
72557ef75de1 Added ability to move graphics items in the diagram via the cursor keys and to limit the item position to the scene.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
583 """
72557ef75de1 Added ability to move graphics items in the diagram via the cursor keys and to limit the item position to the scene.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
584 Protected method handling key press events.
72557ef75de1 Added ability to move graphics items in the diagram via the cursor keys and to limit the item position to the scene.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
585
72557ef75de1 Added ability to move graphics items in the diagram via the cursor keys and to limit the item position to the scene.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
586 @param evt reference to the key event (QKeyEvent)
72557ef75de1 Added ability to move graphics items in the diagram via the cursor keys and to limit the item position to the scene.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
587 """
72557ef75de1 Added ability to move graphics items in the diagram via the cursor keys and to limit the item position to the scene.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
588 key = evt.key()
8143
2c730d5fd177 Changed the use of PyQt enums because the way they were used previously is deprecated since two years and replaced some deprecated Qt stuff.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7923
diff changeset
589 if key in [Qt.Key.Key_Up, Qt.Key.Key_Down, Qt.Key.Key_Left,
2c730d5fd177 Changed the use of PyQt enums because the way they were used previously is deprecated since two years and replaced some deprecated Qt stuff.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7923
diff changeset
590 Qt.Key.Key_Right]:
2038
72557ef75de1 Added ability to move graphics items in the diagram via the cursor keys and to limit the item position to the scene.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
591 items = self.filteredItems(self.scene().selectedItems())
72557ef75de1 Added ability to move graphics items in the diagram via the cursor keys and to limit the item position to the scene.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
592 if items:
8143
2c730d5fd177 Changed the use of PyQt enums because the way they were used previously is deprecated since two years and replaced some deprecated Qt stuff.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7923
diff changeset
593 if evt.modifiers() & Qt.KeyboardModifier.ControlModifier:
2038
72557ef75de1 Added ability to move graphics items in the diagram via the cursor keys and to limit the item position to the scene.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
594 stepSize = 50
72557ef75de1 Added ability to move graphics items in the diagram via the cursor keys and to limit the item position to the scene.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
595 else:
72557ef75de1 Added ability to move graphics items in the diagram via the cursor keys and to limit the item position to the scene.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
596 stepSize = 5
8143
2c730d5fd177 Changed the use of PyQt enums because the way they were used previously is deprecated since two years and replaced some deprecated Qt stuff.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7923
diff changeset
597 if key == Qt.Key.Key_Up:
2038
72557ef75de1 Added ability to move graphics items in the diagram via the cursor keys and to limit the item position to the scene.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
598 dx = 0
72557ef75de1 Added ability to move graphics items in the diagram via the cursor keys and to limit the item position to the scene.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
599 dy = -stepSize
8143
2c730d5fd177 Changed the use of PyQt enums because the way they were used previously is deprecated since two years and replaced some deprecated Qt stuff.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7923
diff changeset
600 elif key == Qt.Key.Key_Down:
2038
72557ef75de1 Added ability to move graphics items in the diagram via the cursor keys and to limit the item position to the scene.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
601 dx = 0
72557ef75de1 Added ability to move graphics items in the diagram via the cursor keys and to limit the item position to the scene.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
602 dy = stepSize
8143
2c730d5fd177 Changed the use of PyQt enums because the way they were used previously is deprecated since two years and replaced some deprecated Qt stuff.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7923
diff changeset
603 elif key == Qt.Key.Key_Left:
2038
72557ef75de1 Added ability to move graphics items in the diagram via the cursor keys and to limit the item position to the scene.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
604 dx = -stepSize
72557ef75de1 Added ability to move graphics items in the diagram via the cursor keys and to limit the item position to the scene.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
605 dy = 0
72557ef75de1 Added ability to move graphics items in the diagram via the cursor keys and to limit the item position to the scene.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
606 else:
72557ef75de1 Added ability to move graphics items in the diagram via the cursor keys and to limit the item position to the scene.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
607 dx = stepSize
72557ef75de1 Added ability to move graphics items in the diagram via the cursor keys and to limit the item position to the scene.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
608 dy = 0
72557ef75de1 Added ability to move graphics items in the diagram via the cursor keys and to limit the item position to the scene.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
609 for item in items:
72557ef75de1 Added ability to move graphics items in the diagram via the cursor keys and to limit the item position to the scene.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
610 item.moveBy(dx, dy)
72557ef75de1 Added ability to move graphics items in the diagram via the cursor keys and to limit the item position to the scene.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
611 evt.accept()
72557ef75de1 Added ability to move graphics items in the diagram via the cursor keys and to limit the item position to the scene.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
612 return
72557ef75de1 Added ability to move graphics items in the diagram via the cursor keys and to limit the item position to the scene.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
613
2525
8b507a9a2d40 Script changes: Future import added, super calls modified and unicode behavior for str.
T.Rzepka <Tobias.Rzepka@gmail.com>
parents: 2401
diff changeset
614 super(UMLGraphicsView, self).keyPressEvent(evt)
2038
72557ef75de1 Added ability to move graphics items in the diagram via the cursor keys and to limit the item position to the scene.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
615
1507
9225700cbff5 - added capability to zoom by Ctrl + Mouse Wheel to the editor
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1155
diff changeset
616 def wheelEvent(self, evt):
9225700cbff5 - added capability to zoom by Ctrl + Mouse Wheel to the editor
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1155
diff changeset
617 """
9225700cbff5 - added capability to zoom by Ctrl + Mouse Wheel to the editor
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1155
diff changeset
618 Protected method to handle wheel events.
9225700cbff5 - added capability to zoom by Ctrl + Mouse Wheel to the editor
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1155
diff changeset
619
9225700cbff5 - added capability to zoom by Ctrl + Mouse Wheel to the editor
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1155
diff changeset
620 @param evt reference to the wheel event (QWheelEvent)
9225700cbff5 - added capability to zoom by Ctrl + Mouse Wheel to the editor
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1155
diff changeset
621 """
8143
2c730d5fd177 Changed the use of PyQt enums because the way they were used previously is deprecated since two years and replaced some deprecated Qt stuff.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7923
diff changeset
622 if evt.modifiers() & Qt.KeyboardModifier.ControlModifier:
7198
684261ef2165 Removed the Qt4 runtime stuff.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 6942
diff changeset
623 delta = evt.angleDelta().y()
3778
0c5bc18da740 Added more changes to make eric6 usable with PyQt4 as well.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3656
diff changeset
624 if delta < 0:
1507
9225700cbff5 - added capability to zoom by Ctrl + Mouse Wheel to the editor
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1155
diff changeset
625 self.zoomOut()
6081
7ea61bd1aa23 Fixed handling of mouse wheel events for mive with a wheel supporting horizontal tilting.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 6048
diff changeset
626 elif delta > 0:
1507
9225700cbff5 - added capability to zoom by Ctrl + Mouse Wheel to the editor
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1155
diff changeset
627 self.zoomIn()
9225700cbff5 - added capability to zoom by Ctrl + Mouse Wheel to the editor
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1155
diff changeset
628 evt.accept()
9225700cbff5 - added capability to zoom by Ctrl + Mouse Wheel to the editor
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1155
diff changeset
629 return
9225700cbff5 - added capability to zoom by Ctrl + Mouse Wheel to the editor
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1155
diff changeset
630
2525
8b507a9a2d40 Script changes: Future import added, super calls modified and unicode behavior for str.
T.Rzepka <Tobias.Rzepka@gmail.com>
parents: 2401
diff changeset
631 super(UMLGraphicsView, self).wheelEvent(evt)
1518
e6e21910210d Added capability to zoom by a pinch gesture to the editor, the shell, the terminal, the web browser and various graphics related windows.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
632
e6e21910210d Added capability to zoom by a pinch gesture to the editor, the shell, the terminal, the web browser and various graphics related windows.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
633 def event(self, evt):
e6e21910210d Added capability to zoom by a pinch gesture to the editor, the shell, the terminal, the web browser and various graphics related windows.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
634 """
3591
2f2a4a76dd22 Corrected a bunch of source docu issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3484
diff changeset
635 Public method handling events.
1518
e6e21910210d Added capability to zoom by a pinch gesture to the editor, the shell, the terminal, the web browser and various graphics related windows.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
636
e6e21910210d Added capability to zoom by a pinch gesture to the editor, the shell, the terminal, the web browser and various graphics related windows.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
637 @param evt reference to the event (QEvent)
e6e21910210d Added capability to zoom by a pinch gesture to the editor, the shell, the terminal, the web browser and various graphics related windows.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
638 @return flag indicating, if the event was handled (boolean)
e6e21910210d Added capability to zoom by a pinch gesture to the editor, the shell, the terminal, the web browser and various graphics related windows.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
639 """
8143
2c730d5fd177 Changed the use of PyQt enums because the way they were used previously is deprecated since two years and replaced some deprecated Qt stuff.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7923
diff changeset
640 if evt.type() == QEvent.Type.Gesture:
1518
e6e21910210d Added capability to zoom by a pinch gesture to the editor, the shell, the terminal, the web browser and various graphics related windows.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
641 self.gestureEvent(evt)
e6e21910210d Added capability to zoom by a pinch gesture to the editor, the shell, the terminal, the web browser and various graphics related windows.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
642 return True
e6e21910210d Added capability to zoom by a pinch gesture to the editor, the shell, the terminal, the web browser and various graphics related windows.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
643
2525
8b507a9a2d40 Script changes: Future import added, super calls modified and unicode behavior for str.
T.Rzepka <Tobias.Rzepka@gmail.com>
parents: 2401
diff changeset
644 return super(UMLGraphicsView, self).event(evt)
1518
e6e21910210d Added capability to zoom by a pinch gesture to the editor, the shell, the terminal, the web browser and various graphics related windows.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
645
e6e21910210d Added capability to zoom by a pinch gesture to the editor, the shell, the terminal, the web browser and various graphics related windows.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
646 def gestureEvent(self, evt):
e6e21910210d Added capability to zoom by a pinch gesture to the editor, the shell, the terminal, the web browser and various graphics related windows.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
647 """
e6e21910210d Added capability to zoom by a pinch gesture to the editor, the shell, the terminal, the web browser and various graphics related windows.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
648 Protected method handling gesture events.
e6e21910210d Added capability to zoom by a pinch gesture to the editor, the shell, the terminal, the web browser and various graphics related windows.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
649
e6e21910210d Added capability to zoom by a pinch gesture to the editor, the shell, the terminal, the web browser and various graphics related windows.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
650 @param evt reference to the gesture event (QGestureEvent
e6e21910210d Added capability to zoom by a pinch gesture to the editor, the shell, the terminal, the web browser and various graphics related windows.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
651 """
8143
2c730d5fd177 Changed the use of PyQt enums because the way they were used previously is deprecated since two years and replaced some deprecated Qt stuff.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7923
diff changeset
652 pinch = evt.gesture(Qt.GestureType.PinchGesture)
1518
e6e21910210d Added capability to zoom by a pinch gesture to the editor, the shell, the terminal, the web browser and various graphics related windows.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
653 if pinch:
8143
2c730d5fd177 Changed the use of PyQt enums because the way they were used previously is deprecated since two years and replaced some deprecated Qt stuff.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7923
diff changeset
654 if pinch.state() == Qt.GestureState.GestureStarted:
5631
d0beabfaad42 Fixed the pinch gesture behavior.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 5587
diff changeset
655 pinch.setTotalScaleFactor(self.zoom() / 100.0)
8143
2c730d5fd177 Changed the use of PyQt enums because the way they were used previously is deprecated since two years and replaced some deprecated Qt stuff.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7923
diff changeset
656 elif pinch.state() == Qt.GestureState.GestureUpdated:
5631
d0beabfaad42 Fixed the pinch gesture behavior.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 5587
diff changeset
657 self.setZoom(int(pinch.totalScaleFactor() * 100))
1518
e6e21910210d Added capability to zoom by a pinch gesture to the editor, the shell, the terminal, the web browser and various graphics related windows.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
658 evt.accept()
2030
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
659
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
660 def getItemId(self):
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
661 """
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
662 Public method to get the ID to be assigned to an item.
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
663
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
664 @return item ID (integer)
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
665 """
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
666 self.__itemId += 1
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
667 return self.__itemId
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
668
5587
ea526b78ee6c Started to fix code style issues detected by the extended style checker.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 5389
diff changeset
669 def findItem(self, itemId):
2030
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
670 """
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
671 Public method to find an UML item based on the ID.
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
672
5587
ea526b78ee6c Started to fix code style issues detected by the extended style checker.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 5389
diff changeset
673 @param itemId of the item to search for (integer)
2030
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
674 @return item found (UMLItem) or None
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
675 """
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
676 for item in self.scene().items():
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
677 try:
5587
ea526b78ee6c Started to fix code style issues detected by the extended style checker.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 5389
diff changeset
678 if item.getId() == itemId:
2039
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
679 return item
2030
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
680 except AttributeError:
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
681 continue
2039
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
682
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
683 return None
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
684
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
685 def findItemByName(self, name):
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
686 """
2763
e4794166ad70 Fixed a serious typo.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2401
diff changeset
687 Public method to find an UML item based on its name.
2039
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
688
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
689 @param name name to look for (string)
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
690 @return item found (UMLItem) or None
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
691 """
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
692 for item in self.scene().items():
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
693 try:
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
694 if item.getName() == name:
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
695 return item
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
696 except AttributeError:
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
697 continue
2030
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
698
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
699 return None
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
700
2033
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
701 def getPersistenceData(self):
2030
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
702 """
2033
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
703 Public method to get a list of data to be persisted.
2030
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
704
2033
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
705 @return list of data to be persisted (list of strings)
2030
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
706 """
2033
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
707 lines = [
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
708 "diagram_name: {0}".format(self.diagramName),
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
709 ]
2030
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
710
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
711 for item in self.filteredItems(self.scene().items(), UMLItem):
2033
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
712 lines.append("item: id={0}, x={1}, y={2}, item_type={3}{4}".format(
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
713 item.getId(), item.x(), item.y(), item.getItemType(),
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
714 item.buildItemDataString()))
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
715
2401
4f428de32b69 Continued implementing the delayed import.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2334
diff changeset
716 from .AssociationItem import AssociationItem
2030
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
717 for item in self.filteredItems(self.scene().items(), AssociationItem):
2992
dbdf27746da5 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2953
diff changeset
718 lines.append("association: {0}".format(
dbdf27746da5 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2953
diff changeset
719 item.buildAssociationItemDataString()))
2030
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
720
2033
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
721 return lines
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
722
2034
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
723 def parsePersistenceData(self, version, data):
2033
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
724 """
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
725 Public method to parse persisted data.
2030
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
726
2034
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
727 @param version version of the data (string)
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
728 @param data persisted data to be parsed (list of string)
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
729 @return tuple of flag indicating success (boolean) and faulty line
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
730 number (integer)
2033
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
731 """
2034
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
732 umlItems = {}
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
733
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
734 if not data[0].startswith("diagram_name:"):
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
735 return False, 0
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
736 self.diagramName = data[0].split(": ", 1)[1].strip()
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
737
2401
4f428de32b69 Continued implementing the delayed import.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2334
diff changeset
738 from .ClassItem import ClassItem
4f428de32b69 Continued implementing the delayed import.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2334
diff changeset
739 from .ModuleItem import ModuleItem
4f428de32b69 Continued implementing the delayed import.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2334
diff changeset
740 from .PackageItem import PackageItem
4f428de32b69 Continued implementing the delayed import.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2334
diff changeset
741 from .AssociationItem import AssociationItem
4f428de32b69 Continued implementing the delayed import.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2334
diff changeset
742
2034
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
743 linenum = 0
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
744 for line in data[1:]:
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
745 linenum += 1
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
746 if not line.startswith(("item:", "association:")):
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
747 return False, linenum
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
748
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
749 key, value = line.split(": ", 1)
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
750 if key == "item":
5587
ea526b78ee6c Started to fix code style issues detected by the extended style checker.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 5389
diff changeset
751 itemId, x, y, itemType, itemData = value.split(", ", 4)
2034
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
752 try:
5587
ea526b78ee6c Started to fix code style issues detected by the extended style checker.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 5389
diff changeset
753 itemId = int(itemId.split("=", 1)[1].strip())
2034
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
754 x = float(x.split("=", 1)[1].strip())
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
755 y = float(y.split("=", 1)[1].strip())
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
756 itemType = itemType.split("=", 1)[1].strip()
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
757 if itemType == ClassItem.ItemType:
7529
2b8a0d8ba12a UML Diagrams: added support for dark color scheme.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
758 itm = ClassItem(x=x, y=y, scene=self.scene(),
2b8a0d8ba12a UML Diagrams: added support for dark color scheme.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
759 colors=self.getDrawingColors())
2034
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
760 elif itemType == ModuleItem.ItemType:
7529
2b8a0d8ba12a UML Diagrams: added support for dark color scheme.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
761 itm = ModuleItem(x=x, y=y, scene=self.scene(),
2b8a0d8ba12a UML Diagrams: added support for dark color scheme.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
762 colors=self.getDrawingColors())
2034
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
763 elif itemType == PackageItem.ItemType:
7529
2b8a0d8ba12a UML Diagrams: added support for dark color scheme.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
764 itm = PackageItem(x=x, y=y, scene=self.scene(),
2b8a0d8ba12a UML Diagrams: added support for dark color scheme.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7360
diff changeset
765 colors=self.getDrawingColors())
5587
ea526b78ee6c Started to fix code style issues detected by the extended style checker.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 5389
diff changeset
766 itm.setId(itemId)
ea526b78ee6c Started to fix code style issues detected by the extended style checker.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 5389
diff changeset
767 umlItems[itemId] = itm
2034
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
768 if not itm.parseItemDataString(version, itemData):
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
769 return False, linenum
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
770 except ValueError:
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
771 return False, linenum
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
772 elif key == "association":
7254
f00d825fbdb3 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
773 srcId, dstId, assocType, topToBottom = (
2992
dbdf27746da5 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2953
diff changeset
774 AssociationItem.parseAssociationItemDataString(
dbdf27746da5 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2953
diff changeset
775 value.strip())
7254
f00d825fbdb3 Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
776 )
2034
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
777 assoc = AssociationItem(umlItems[srcId], umlItems[dstId],
3022
57179e4cdadd Fixed a bunch of visible indentation issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3020
diff changeset
778 assocType, topToBottom)
2034
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
779 self.scene().addItem(assoc)
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
780
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
781 return True, -1

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