Graphics/UMLGraphicsView.py

Sat, 19 Oct 2013 14:05:26 +0200

author
Detlev Offenbach <detlev@die-offenbachs.de>
date
Sat, 19 Oct 2013 14:05:26 +0200
changeset 3035
36e9f388958b
parent 3022
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child 3048
83f86da6344e
permissions
-rw-r--r--

Fixed a bunch of indentation issues.

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1 # -*- coding: utf-8 -*-
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2
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3 # Copyright (c) 2007 - 2013 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 PyQt4.QtCore import pyqtSignal, Qt, QSignalMapper, QFileInfo, QEvent, \
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11 QRectF
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12 from PyQt4.QtGui import QGraphicsView, QAction, QToolBar, QDialog, QPrinter, \
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13 QPrintDialog
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14
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15 from E5Graphics.E5GraphicsView import E5GraphicsView
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16
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17 from E5Gui import E5MessageBox, E5FileDialog
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18 from E5Gui.E5ZoomWidget import E5ZoomWidget
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19
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20 from .UMLItem import UMLItem
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21
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22 import UI.Config
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23 import UI.PixmapCache
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24
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25 import Preferences
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26
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27
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28 class UMLGraphicsView(E5GraphicsView):
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29 """
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30 Class implementing a specialized E5GraphicsView for our diagrams.
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32 @signal relayout() emitted to indicate a relayout of the diagram
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33 is requested
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34 """
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35 relayout = pyqtSignal()
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36
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37 def __init__(self, scene, parent=None):
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38 """
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39 Constructor
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40
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41 @param scene reference to the scene object (QGraphicsScene)
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42 @param parent parent widget of the view (QWidget)
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43 """
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44 E5GraphicsView.__init__(self, scene, parent)
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45 self.setObjectName("UMLGraphicsView")
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46 self.setViewportUpdateMode(QGraphicsView.FullViewportUpdate)
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47
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48 self.diagramName = "Unnamed"
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49 self.__itemId = -1
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50
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51 self.border = 10
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52 self.deltaSize = 100.0
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53
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54 self.__zoomWidget = E5ZoomWidget(
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55 UI.PixmapCache.getPixmap("zoomOut.png"),
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56 UI.PixmapCache.getPixmap("zoomIn.png"),
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57 UI.PixmapCache.getPixmap("zoomReset.png"), self)
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58 parent.statusBar().addPermanentWidget(self.__zoomWidget)
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59 self.__zoomWidget.setMapping(
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60 E5GraphicsView.ZoomLevels, E5GraphicsView.ZoomLevelDefault)
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61 self.__zoomWidget.valueChanged.connect(self.setZoom)
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62 self.zoomValueChanged.connect(self.__zoomWidget.setValue)
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63
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64 self.__initActions()
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65
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66 scene.changed.connect(self.__sceneChanged)
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67
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68 self.grabGesture(Qt.PinchGesture)
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69
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70 def __initActions(self):
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71 """
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72 Private method to initialize the view actions.
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73 """
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74 self.alignMapper = QSignalMapper(self)
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75 self.alignMapper.mapped[int].connect(self.__alignShapes)
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76
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77 self.deleteShapeAct = \
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78 QAction(UI.PixmapCache.getIcon("deleteShape.png"),
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79 self.trUtf8("Delete shapes"), self)
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80 self.deleteShapeAct.triggered[()].connect(self.__deleteShape)
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81
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82 self.incWidthAct = \
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83 QAction(UI.PixmapCache.getIcon("sceneWidthInc.png"),
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84 self.trUtf8("Increase width by {0} points").format(
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85 self.deltaSize),
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86 self)
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87 self.incWidthAct.triggered[()].connect(self.__incWidth)
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88
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89 self.incHeightAct = \
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90 QAction(UI.PixmapCache.getIcon("sceneHeightInc.png"),
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91 self.trUtf8("Increase height by {0} points").format(
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92 self.deltaSize),
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93 self)
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94 self.incHeightAct.triggered[()].connect(self.__incHeight)
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96 self.decWidthAct = \
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97 QAction(UI.PixmapCache.getIcon("sceneWidthDec.png"),
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98 self.trUtf8("Decrease width by {0} points").format(
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99 self.deltaSize),
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100 self)
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101 self.decWidthAct.triggered[()].connect(self.__decWidth)
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102
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103 self.decHeightAct = \
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104 QAction(UI.PixmapCache.getIcon("sceneHeightDec.png"),
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105 self.trUtf8("Decrease height by {0} points").format(
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106 self.deltaSize),
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107 self)
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108 self.decHeightAct.triggered[()].connect(self.__decHeight)
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109
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110 self.setSizeAct = \
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111 QAction(UI.PixmapCache.getIcon("sceneSize.png"),
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112 self.trUtf8("Set size"), self)
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113 self.setSizeAct.triggered[()].connect(self.__setSize)
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114
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115 self.rescanAct = \
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116 QAction(UI.PixmapCache.getIcon("rescan.png"),
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117 self.trUtf8("Re-Scan"), self)
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118 self.rescanAct.triggered[()].connect(self.__rescan)
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119
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120 self.relayoutAct = \
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121 QAction(UI.PixmapCache.getIcon("relayout.png"),
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122 self.trUtf8("Re-Layout"), self)
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123 self.relayoutAct.triggered[()].connect(self.__relayout)
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124
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125 self.alignLeftAct = \
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8cd4d08fa9f6 Made code mostly PEP 8 compliant (except all whitespace and line length).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 882
diff changeset
126 QAction(UI.PixmapCache.getIcon("shapesAlignLeft.png"),
0
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parents:
diff changeset
127 self.trUtf8("Align Left"), self)
455
9a7e0b7b801e Continued porting signal/slot usage to the new API.
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parents: 453
diff changeset
128 self.alignMapper.setMapping(self.alignLeftAct, Qt.AlignLeft)
457
608a9c14f4c9 Continued porting signal/slot usage to the new API.
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parents: 456
diff changeset
129 self.alignLeftAct.triggered[()].connect(self.alignMapper.map)
0
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parents:
diff changeset
130
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parents:
diff changeset
131 self.alignHCenterAct = \
945
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parents: 882
diff changeset
132 QAction(UI.PixmapCache.getIcon("shapesAlignHCenter.png"),
0
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
133 self.trUtf8("Align Center Horizontal"), self)
455
9a7e0b7b801e Continued porting signal/slot usage to the new API.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 453
diff changeset
134 self.alignMapper.setMapping(self.alignHCenterAct, Qt.AlignHCenter)
457
608a9c14f4c9 Continued porting signal/slot usage to the new API.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 456
diff changeset
135 self.alignHCenterAct.triggered[()].connect(self.alignMapper.map)
0
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parents:
diff changeset
136
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
137 self.alignRightAct = \
945
8cd4d08fa9f6 Made code mostly PEP 8 compliant (except all whitespace and line length).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 882
diff changeset
138 QAction(UI.PixmapCache.getIcon("shapesAlignRight.png"),
0
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
139 self.trUtf8("Align Right"), self)
455
9a7e0b7b801e Continued porting signal/slot usage to the new API.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 453
diff changeset
140 self.alignMapper.setMapping(self.alignRightAct, Qt.AlignRight)
457
608a9c14f4c9 Continued porting signal/slot usage to the new API.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 456
diff changeset
141 self.alignRightAct.triggered[()].connect(self.alignMapper.map)
0
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parents:
diff changeset
142
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
143 self.alignTopAct = \
945
8cd4d08fa9f6 Made code mostly PEP 8 compliant (except all whitespace and line length).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 882
diff changeset
144 QAction(UI.PixmapCache.getIcon("shapesAlignTop.png"),
0
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
145 self.trUtf8("Align Top"), self)
455
9a7e0b7b801e Continued porting signal/slot usage to the new API.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 453
diff changeset
146 self.alignMapper.setMapping(self.alignTopAct, Qt.AlignTop)
457
608a9c14f4c9 Continued porting signal/slot usage to the new API.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 456
diff changeset
147 self.alignTopAct.triggered[()].connect(self.alignMapper.map)
0
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
148
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
149 self.alignVCenterAct = \
945
8cd4d08fa9f6 Made code mostly PEP 8 compliant (except all whitespace and line length).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 882
diff changeset
150 QAction(UI.PixmapCache.getIcon("shapesAlignVCenter.png"),
0
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
151 self.trUtf8("Align Center Vertical"), self)
455
9a7e0b7b801e Continued porting signal/slot usage to the new API.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 453
diff changeset
152 self.alignMapper.setMapping(self.alignVCenterAct, Qt.AlignVCenter)
457
608a9c14f4c9 Continued porting signal/slot usage to the new API.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 456
diff changeset
153 self.alignVCenterAct.triggered[()].connect(self.alignMapper.map)
0
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parents:
diff changeset
154
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
155 self.alignBottomAct = \
945
8cd4d08fa9f6 Made code mostly PEP 8 compliant (except all whitespace and line length).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 882
diff changeset
156 QAction(UI.PixmapCache.getIcon("shapesAlignBottom.png"),
0
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
157 self.trUtf8("Align Bottom"), self)
455
9a7e0b7b801e Continued porting signal/slot usage to the new API.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 453
diff changeset
158 self.alignMapper.setMapping(self.alignBottomAct, Qt.AlignBottom)
457
608a9c14f4c9 Continued porting signal/slot usage to the new API.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 456
diff changeset
159 self.alignBottomAct.triggered[()].connect(self.alignMapper.map)
0
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
160
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
161 def __checkSizeActions(self):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
162 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
163 Private slot to set the enabled state of the size actions.
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
164 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
165 diagramSize = self._getDiagramSize(10)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
166 sceneRect = self.scene().sceneRect()
2027
144463496a54 A few fixes for issues with the graphics dialogs.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2025
diff changeset
167 if (sceneRect.width() - self.deltaSize) < diagramSize.width():
0
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
168 self.decWidthAct.setEnabled(False)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
169 else:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
170 self.decWidthAct.setEnabled(True)
2027
144463496a54 A few fixes for issues with the graphics dialogs.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2025
diff changeset
171 if (sceneRect.height() - self.deltaSize) < diagramSize.height():
0
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
172 self.decHeightAct.setEnabled(False)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
173 else:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
174 self.decHeightAct.setEnabled(True)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
175
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
176 def __sceneChanged(self, areas):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
177 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
178 Private slot called when the scene changes.
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
179
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
180 @param areas list of rectangles that contain changes (list of QRectF)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
181 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
182 if len(self.scene().selectedItems()) > 0:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
183 self.deleteShapeAct.setEnabled(True)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
184 else:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
185 self.deleteShapeAct.setEnabled(False)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
186
2027
144463496a54 A few fixes for issues with the graphics dialogs.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2025
diff changeset
187 sceneRect = self.scene().sceneRect()
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2025
diff changeset
188 newWidth = width = sceneRect.width()
144463496a54 A few fixes for issues with the graphics dialogs.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2025
diff changeset
189 newHeight = height = sceneRect.height()
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
190 rect = self.scene().itemsBoundingRect()
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
191 # calculate with 10 pixel border on each side
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2034
diff changeset
192 if sceneRect.right() - 10 < 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
193 newWidth = rect.right() + 10
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
194 if sceneRect.bottom() - 10 < 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
195 newHeight = rect.bottom() + 10
2027
144463496a54 A few fixes for issues with the graphics dialogs.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2025
diff changeset
196
144463496a54 A few fixes for issues with the graphics dialogs.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2025
diff changeset
197 if newHeight != height or newWidth != width:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2025
diff changeset
198 self.setSceneSize(newWidth, newHeight)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2025
diff changeset
199 self.__checkSizeActions()
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2025
diff changeset
200
0
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
201 def initToolBar(self):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
202 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
203 Public method to populate a toolbar with our actions.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
204
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
205 @return the populated toolBar (QToolBar)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
206 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
207 toolBar = QToolBar(self.trUtf8("Graphics"), self)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
208 toolBar.setIconSize(UI.Config.ToolBarIconSize)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
209 toolBar.addAction(self.deleteShapeAct)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
210 toolBar.addSeparator()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
211 toolBar.addAction(self.alignLeftAct)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
212 toolBar.addAction(self.alignHCenterAct)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
213 toolBar.addAction(self.alignRightAct)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
214 toolBar.addAction(self.alignTopAct)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
215 toolBar.addAction(self.alignVCenterAct)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
216 toolBar.addAction(self.alignBottomAct)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
217 toolBar.addSeparator()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
218 toolBar.addAction(self.incWidthAct)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
219 toolBar.addAction(self.incHeightAct)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
220 toolBar.addAction(self.decWidthAct)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
221 toolBar.addAction(self.decHeightAct)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
222 toolBar.addAction(self.setSizeAct)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
223 toolBar.addSeparator()
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
224 toolBar.addAction(self.rescanAct)
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
225 toolBar.addAction(self.relayoutAct)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
226
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
227 return toolBar
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
228
2030
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
229 def filteredItems(self, items, itemType=UMLItem):
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
230 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
231 Public method to filter a list of items.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
232
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
233 @param items list of items as returned by the scene object
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
234 (QGraphicsItem)
2030
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
235 @param itemType type to be filtered (class)
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
236 @return list of interesting collision items (QGraphicsItem)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
237 """
2030
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
238 return [itm for itm in items if isinstance(itm, itemType)]
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
239
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
240 def selectItems(self, items):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
241 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
242 Public method to select the given items.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
243
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
244 @param items list of items to be selected (list of QGraphicsItemItem)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
245 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
246 # step 1: deselect all items
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
247 self.unselectItems()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
248
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
249 # step 2: select all given items
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
250 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
251 if isinstance(itm, UMLItem):
0
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
252 itm.setSelected(True)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
253
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
254 def selectItem(self, item):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
255 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
256 Public method to select an item.
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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 @param item item to be selected (QGraphicsItemItem)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
259 """
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
260 if isinstance(item, UMLItem):
0
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
261 item.setSelected(not item.isSelected())
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
262
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
263 def __deleteShape(self):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
264 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
265 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
266 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
267 for item in self.scene().selectedItems():
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
268 item.removeAssociations()
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
269 item.setSelected(False)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
270 self.scene().removeItem(item)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
271 del item
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
272
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
273 def __incWidth(self):
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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 Private method to handle the increase width context menu entry.
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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 self.resizeScene(self.deltaSize, True)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
278 self.__checkSizeActions()
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
279
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
280 def __incHeight(self):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
281 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
282 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
283 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
284 self.resizeScene(self.deltaSize, False)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
285 self.__checkSizeActions()
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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 def __decWidth(self):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
288 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
289 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
290 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
291 self.resizeScene(-self.deltaSize, True)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
292 self.__checkSizeActions()
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 def __decHeight(self):
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 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
297 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
298 self.resizeScene(-self.deltaSize, False)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
299 self.__checkSizeActions()
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 def __setSize(self):
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 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
304 """
2401
4f428de32b69 Continued implementing the delayed import.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2334
diff changeset
305 from .UMLSceneSizeDialog import UMLSceneSizeDialog
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
306 rect = self._getDiagramRect(10)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
307 sceneRect = self.scene().sceneRect()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
308 dlg = UMLSceneSizeDialog(sceneRect.width(), sceneRect.height(),
3035
36e9f388958b Fixed a bunch of indentation issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3022
diff changeset
309 rect.width(), rect.height(), self)
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
310 if dlg.exec_() == QDialog.Accepted:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
311 width, height = dlg.getData()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
312 self.setSceneSize(width, height)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
313 self.__checkSizeActions()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
314
2027
144463496a54 A few fixes for issues with the graphics dialogs.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2025
diff changeset
315 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
316 """
144463496a54 A few fixes for issues with the graphics dialogs.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2025
diff changeset
317 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
318
144463496a54 A few fixes for issues with the graphics dialogs.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2025
diff changeset
319 @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
320 initial size (boolean)
144463496a54 A few fixes for issues with the graphics dialogs.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2025
diff changeset
321 """
144463496a54 A few fixes for issues with the graphics dialogs.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2025
diff changeset
322 super().autoAdjustSceneSize(limit=limit)
144463496a54 A few fixes for issues with the graphics dialogs.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2025
diff changeset
323 self.__checkSizeActions()
144463496a54 A few fixes for issues with the graphics dialogs.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2025
diff changeset
324
2033
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
325 def saveImage(self):
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
326 """
2033
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
327 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
328 """
882
34b86be88bf0 Redid the native file dialog code to be future proof.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 880
diff changeset
329 fname, selectedFilter = E5FileDialog.getSaveFileNameAndFilter(
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
330 self,
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
331 self.trUtf8("Save Diagram"),
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
332 "",
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
333 self.trUtf8("Portable Network Graphics (*.png);;"
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
334 "Scalable Vector Graphics (*.svg)"),
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
335 "",
882
34b86be88bf0 Redid the native file dialog code to be future proof.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 880
diff changeset
336 E5FileDialog.Options(E5FileDialog.DontConfirmOverwrite))
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
337 if fname:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
338 ext = QFileInfo(fname).suffix()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
339 if not ext:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
340 ex = selectedFilter.split("(*")[1].split(")")[0]
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
341 if ex:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
342 fname += ex
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
343 if QFileInfo(fname).exists():
3020
542e97d4ecb3 Fixed a bunch of visible indentation issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2992
diff changeset
344 res = E5MessageBox.yesNo(
542e97d4ecb3 Fixed a bunch of visible indentation issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2992
diff changeset
345 self,
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
346 self.trUtf8("Save Diagram"),
546
c3e7bf5648be Continued replacing QMessageBox.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 539
diff changeset
347 self.trUtf8("<p>The file <b>{0}</b> already exists."
c3e7bf5648be Continued replacing QMessageBox.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 539
diff changeset
348 " 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
349 icon=E5MessageBox.Warning)
546
c3e7bf5648be Continued replacing QMessageBox.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 539
diff changeset
350 if not res:
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
351 return
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
352
2992
dbdf27746da5 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2953
diff changeset
353 success = super().saveImage(
dbdf27746da5 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2953
diff changeset
354 fname, QFileInfo(fname).suffix().upper())
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
355 if not success:
3020
542e97d4ecb3 Fixed a bunch of visible indentation issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2992
diff changeset
356 E5MessageBox.critical(
542e97d4ecb3 Fixed a bunch of visible indentation issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2992
diff changeset
357 self,
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
358 self.trUtf8("Save Diagram"),
2992
dbdf27746da5 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2953
diff changeset
359 self.trUtf8(
dbdf27746da5 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2953
diff changeset
360 """<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
361 .format(fname))
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
362
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
363 def __relayout(self):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
364 """
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
365 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
366 """
2030
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
367 self.__itemId = -1
2028
30247d523fdb A few more Graphics fixes.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2027
diff changeset
368 self.scene().clear()
483
ca7d8599a575 Continued porting signal/slot usage to the new API.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 457
diff changeset
369 self.relayout.emit()
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
370
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
371 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
372 """
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
373 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
374 """
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
375 # 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
376 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
377 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
378 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
379 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
380 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
381 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
382 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
383 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
384
2194
0fce40af66b8 Fixed a few PEP-8 related issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2039
diff changeset
385 # 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
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 # 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
388 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
389
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 # 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
391 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
392 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
393 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
394 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
395 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
396 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
397
2033
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
398 def printDiagram(self):
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
399 """
2033
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
400 Public slot called to print the diagram.
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
401 """
945
8cd4d08fa9f6 Made code mostly PEP 8 compliant (except all whitespace and line length).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 882
diff changeset
402 printer = QPrinter(mode=QPrinter.ScreenResolution)
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
403 printer.setFullPage(True)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
404 if Preferences.getPrinter("ColorMode"):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
405 printer.setColorMode(QPrinter.Color)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
406 else:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
407 printer.setColorMode(QPrinter.GrayScale)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
408 if Preferences.getPrinter("FirstPageFirst"):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
409 printer.setPageOrder(QPrinter.FirstPageFirst)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
410 else:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
411 printer.setPageOrder(QPrinter.LastPageFirst)
1155
4cbef040f07e Fixed issues setting the printer margins correctly.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1112
diff changeset
412 printer.setPageMargins(
4cbef040f07e Fixed issues setting the printer margins correctly.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1112
diff changeset
413 Preferences.getPrinter("LeftMargin") * 10,
4cbef040f07e Fixed issues setting the printer margins correctly.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1112
diff changeset
414 Preferences.getPrinter("TopMargin") * 10,
4cbef040f07e Fixed issues setting the printer margins correctly.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1112
diff changeset
415 Preferences.getPrinter("RightMargin") * 10,
4cbef040f07e Fixed issues setting the printer margins correctly.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1112
diff changeset
416 Preferences.getPrinter("BottomMargin") * 10,
4cbef040f07e Fixed issues setting the printer margins correctly.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1112
diff changeset
417 QPrinter.Millimeter
4cbef040f07e Fixed issues setting the printer margins correctly.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1112
diff changeset
418 )
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
419 printer.setPrinterName(Preferences.getPrinter("PrinterName"))
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
420
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
421 printDialog = QPrintDialog(printer, self)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
422 if printDialog.exec_():
2033
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
423 super().printDiagram(printer, self.diagramName)
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
424
2033
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
425 def printPreviewDiagram(self):
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
426 """
2033
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
427 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
428 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
429 from PyQt4.QtGui import QPrintPreviewDialog
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
430
945
8cd4d08fa9f6 Made code mostly PEP 8 compliant (except all whitespace and line length).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 882
diff changeset
431 printer = QPrinter(mode=QPrinter.ScreenResolution)
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
432 printer.setFullPage(True)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
433 if Preferences.getPrinter("ColorMode"):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
434 printer.setColorMode(QPrinter.Color)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
435 else:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
436 printer.setColorMode(QPrinter.GrayScale)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
437 if Preferences.getPrinter("FirstPageFirst"):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
438 printer.setPageOrder(QPrinter.FirstPageFirst)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
439 else:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
440 printer.setPageOrder(QPrinter.LastPageFirst)
1155
4cbef040f07e Fixed issues setting the printer margins correctly.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1112
diff changeset
441 printer.setPageMargins(
4cbef040f07e Fixed issues setting the printer margins correctly.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1112
diff changeset
442 Preferences.getPrinter("LeftMargin") * 10,
4cbef040f07e Fixed issues setting the printer margins correctly.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1112
diff changeset
443 Preferences.getPrinter("TopMargin") * 10,
4cbef040f07e Fixed issues setting the printer margins correctly.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1112
diff changeset
444 Preferences.getPrinter("RightMargin") * 10,
4cbef040f07e Fixed issues setting the printer margins correctly.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1112
diff changeset
445 Preferences.getPrinter("BottomMargin") * 10,
4cbef040f07e Fixed issues setting the printer margins correctly.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1112
diff changeset
446 QPrinter.Millimeter
4cbef040f07e Fixed issues setting the printer margins correctly.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1112
diff changeset
447 )
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
448 printer.setPrinterName(Preferences.getPrinter("PrinterName"))
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
449
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
450 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
451 preview.paintRequested[QPrinter].connect(self.__printPreviewPrint)
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
452 preview.exec_()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
453
2033
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
454 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
455 """
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
456 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
457
703452a2876f Started correcting doc strings by using the new doc string checker.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2763
diff changeset
458 @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
459 """
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
460 super().printDiagram(printer, self.diagramName)
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
461
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
462 def setDiagramName(self, name):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
463 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
464 Public slot to set the diagram name.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
465
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
466 @param name diagram name (string)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
467 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
468 self.diagramName = name
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
469
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
470 def __alignShapes(self, alignment):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
471 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
472 Private slot to align the selected shapes.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
473
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
474 @param alignment alignment type (Qt.AlignmentFlag)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
475 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
476 # step 1: get all selected items
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
477 items = self.scene().selectedItems()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
478 if len(items) <= 1:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
479 return
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 # 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
482 amount = None
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
483 for i, item in enumerate(items):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
484 rect = item.sceneBoundingRect()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
485 if alignment == Qt.AlignLeft:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
486 if amount is None or rect.x() < amount:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
487 amount = rect.x()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
488 index = i
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
489 elif alignment == Qt.AlignRight:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
490 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
491 amount = rect.x() + rect.width()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
492 index = i
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
493 elif alignment == Qt.AlignHCenter:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
494 if amount is None or rect.width() > amount:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
495 amount = rect.width()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
496 index = i
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
497 elif alignment == Qt.AlignTop:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
498 if amount is None or rect.y() < amount:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
499 amount = rect.y()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
500 index = i
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
501 elif alignment == Qt.AlignBottom:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
502 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
503 amount = rect.y() + rect.height()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
504 index = i
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
505 elif alignment == Qt.AlignVCenter:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
506 if amount is None or rect.height() > amount:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
507 amount = rect.height()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
508 index = i
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
509 rect = items[index].sceneBoundingRect()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
510
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
511 # step 3: move the other items
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
512 for i, item in enumerate(items):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
513 if i == index:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
514 continue
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
515 itemrect = item.sceneBoundingRect()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
516 xOffset = yOffset = 0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
517 if alignment == Qt.AlignLeft:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
518 xOffset = rect.x() - itemrect.x()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
519 elif alignment == Qt.AlignRight:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
520 xOffset = (rect.x() + rect.width()) - \
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
521 (itemrect.x() + itemrect.width())
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
522 elif alignment == Qt.AlignHCenter:
12
1d8dd9706f46 First commit after changing to Python 3.1.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 0
diff changeset
523 xOffset = (rect.x() + rect.width() // 2) - \
1d8dd9706f46 First commit after changing to Python 3.1.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 0
diff changeset
524 (itemrect.x() + itemrect.width() // 2)
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
525 elif alignment == Qt.AlignTop:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
526 yOffset = rect.y() - itemrect.y()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
527 elif alignment == Qt.AlignBottom:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
528 yOffset = (rect.y() + rect.height()) - \
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
529 (itemrect.y() + itemrect.height())
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
530 elif alignment == Qt.AlignVCenter:
12
1d8dd9706f46 First commit after changing to Python 3.1.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 0
diff changeset
531 yOffset = (rect.y() + rect.height() // 2) - \
1d8dd9706f46 First commit after changing to Python 3.1.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 0
diff changeset
532 (itemrect.y() + itemrect.height() // 2)
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
533 item.moveBy(xOffset, yOffset)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
534
704
c65384796986 Fixed a long undetected issue in the UML graphics view dialog.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 564
diff changeset
535 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
536
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
537 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
538 """
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
539 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
540
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
541 @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
542 @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
543 """
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
544 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
545 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
546 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
547 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
548 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
549 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
550 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
551 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
552 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
553 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
554 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
555 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
556
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
557 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
558 """
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
559 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
560
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
561 @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
562 """
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 key = evt.key()
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 if key in [Qt.Key_Up, Qt.Key_Down, Qt.Key_Left, Qt.Key_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
565 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
566 if 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
567 if evt.modifiers() & Qt.ControlModifier:
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 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
569 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
570 stepSize = 5
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 if key == Qt.Key_Up:
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 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
573 dy = -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
574 elif key == Qt.Key_Down:
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 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
576 dy = 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
577 elif key == Qt.Key_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
578 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
579 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
580 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
581 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
582 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
583 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
584 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
585 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
586 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
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 super().keyPressEvent(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
589
1507
9225700cbff5 - added capability to zoom by Ctrl + Mouse Wheel to the editor
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1155
diff changeset
590 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
591 """
9225700cbff5 - added capability to zoom by Ctrl + Mouse Wheel to the editor
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1155
diff changeset
592 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
593
9225700cbff5 - added capability to zoom by Ctrl + Mouse Wheel to the editor
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1155
diff changeset
594 @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
595 """
9225700cbff5 - added capability to zoom by Ctrl + Mouse Wheel to the editor
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1155
diff changeset
596 if evt.modifiers() & Qt.ControlModifier:
1588
dccffd13be8d Did some PEP-8 related corrections.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1518
diff changeset
597 if evt.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
598 self.zoomOut()
9225700cbff5 - added capability to zoom by Ctrl + Mouse Wheel to the editor
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1155
diff changeset
599 else:
9225700cbff5 - added capability to zoom by Ctrl + Mouse Wheel to the editor
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1155
diff changeset
600 self.zoomIn()
9225700cbff5 - added capability to zoom by Ctrl + Mouse Wheel to the editor
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1155
diff changeset
601 evt.accept()
9225700cbff5 - added capability to zoom by Ctrl + Mouse Wheel to the editor
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1155
diff changeset
602 return
9225700cbff5 - added capability to zoom by Ctrl + Mouse Wheel to the editor
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1155
diff changeset
603
9225700cbff5 - added capability to zoom by Ctrl + Mouse Wheel to the editor
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1155
diff changeset
604 super().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
605
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
606 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
607 """
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
608 Protected method handling 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
609
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
610 @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
611 @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
612 """
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
613 if evt.type() == QEvent.Gesture:
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
614 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
615 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
616
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
617 return super().event(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
618
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
619 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
620 """
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
621 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
622
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
623 @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
624 """
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
625 pinch = evt.gesture(Qt.PinchGesture)
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
626 if pinch:
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
627 if pinch.state() == Qt.GestureStarted:
2334
fc69ad77e18a Introduced a zoom widget in the status bar of several windows.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
628 pinch.setScaleFactor(self.zoom() / 100.0)
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
629 else:
2334
fc69ad77e18a Introduced a zoom widget in the status bar of several windows.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
630 self.setZoom(int(pinch.scaleFactor() * 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
631 evt.accept()
2030
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
632
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
633 def getItemId(self):
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
634 """
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
635 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
636
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
637 @return item ID (integer)
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
638 """
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
639 self.__itemId += 1
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
640 return self.__itemId
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
641
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
642 def findItem(self, id):
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
643 """
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
644 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
645
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
646 @param id of the item to search for (integer)
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
647 @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
648 """
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
649 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
650 try:
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
651 if item.getId() == id:
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
652 return item
2030
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
653 except AttributeError:
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
654 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
655
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
656 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
657
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
658 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
659 """
2763
e4794166ad70 Fixed a serious typo.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2401
diff changeset
660 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
661
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
662 @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
663 @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
664 """
fa41ccd7f7bc Added the capability to rebuild a diagram without losing the current item positions.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2038
diff changeset
665 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
666 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
667 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
668 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
669 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
670 continue
2030
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
671
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
672 return None
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
673
2033
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
674 def getPersistenceData(self):
2030
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
675 """
2033
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
676 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
677
2033
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
678 @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
679 """
2033
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
680 lines = [
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
681 "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
682 ]
2030
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
683
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
684 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
685 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
686 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
687 item.buildItemDataString()))
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
688
2401
4f428de32b69 Continued implementing the delayed import.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2334
diff changeset
689 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
690 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
691 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
692 item.buildAssociationItemDataString()))
2030
db11a2fe9bbc Implemented functions to save the UML graphics to disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2028
diff changeset
693
2033
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
694 return lines
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
695
2034
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
696 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
697 """
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
698 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
699
2034
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
700 @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
701 @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
702 @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
703 number (integer)
2033
4b99609f6a87 Some more refactorings to prepare loading graphics diagrams from file.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2031
diff changeset
704 """
2034
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
705 umlItems = {}
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
706
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
707 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
708 return False, 0
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
709 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
710
2401
4f428de32b69 Continued implementing the delayed import.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2334
diff changeset
711 from .ClassItem import ClassItem
4f428de32b69 Continued implementing the delayed import.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2334
diff changeset
712 from .ModuleItem import ModuleItem
4f428de32b69 Continued implementing the delayed import.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2334
diff changeset
713 from .PackageItem import PackageItem
4f428de32b69 Continued implementing the delayed import.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2334
diff changeset
714 from .AssociationItem import AssociationItem
4f428de32b69 Continued implementing the delayed import.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2334
diff changeset
715
2034
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
716 linenum = 0
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
717 for line in data[1:]:
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
718 linenum += 1
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
719 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
720 return False, linenum
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
721
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
722 key, value = line.split(": ", 1)
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
723 if key == "item":
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
724 id, x, y, itemType, itemData = value.split(", ", 4)
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
725 try:
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
726 id = int(id.split("=", 1)[1].strip())
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
727 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
728 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
729 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
730 if itemType == ClassItem.ItemType:
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
731 itm = ClassItem(x=x, y=y, scene=self.scene())
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
732 elif itemType == ModuleItem.ItemType:
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
733 itm = ModuleItem(x=x, y=y, scene=self.scene())
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
734 elif itemType == PackageItem.ItemType:
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
735 itm = PackageItem(x=x, y=y, scene=self.scene())
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
736 itm.setId(id)
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
737 umlItems[id] = itm
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
738 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
739 return False, linenum
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
740 except ValueError:
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
741 return False, linenum
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
742 elif key == "association":
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
743 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
744 AssociationItem.parseAssociationItemDataString(
dbdf27746da5 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2953
diff changeset
745 value.strip())
2034
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
746 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
747 assocType, topToBottom)
2034
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
748 self.scene().addItem(assoc)
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
749
8de0fc1f7fef Implemented functions to load UML graphics from disc.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2033
diff changeset
750 return True, -1

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