Graphics/PixmapDiagram.py

Sat, 19 Oct 2013 13:03:39 +0200

author
Detlev Offenbach <detlev@die-offenbachs.de>
date
Sat, 19 Oct 2013 13:03:39 +0200
changeset 3034
7ce719013078
parent 3022
57179e4cdadd
child 3035
36e9f388958b
permissions
-rw-r--r--

Fixed various coding style issues.

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1 # -*- coding: utf-8 -*-
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2
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3 # Copyright (c) 2004 - 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 dialog showing a pixmap.
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8 """
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9
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10 from PyQt4.QtCore import Qt, QSize, QEvent
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11 from PyQt4.QtGui import QLabel, QPalette, QSizePolicy, QScrollArea, QAction, \
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12 QMenu, QToolBar, QImage, QPixmap, QPrinter, QPrintDialog, QPainter, \
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13 QFont, QColor
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14
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15 from E5Gui import E5MessageBox
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16 from E5Gui.E5MainWindow import E5MainWindow
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17 from E5Gui.E5ZoomWidget import E5ZoomWidget
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18
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19 import UI.Config
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20
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21 import Preferences
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22
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23
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24 class PixmapDiagram(E5MainWindow):
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25 """
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26 Class implementing a dialog showing a pixmap.
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27 """
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28 ZoomLevels = [
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29 1, 3, 5, 7, 9,
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30 10, 20, 30, 50, 67, 80, 90,
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31 100,
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32 110, 120, 133, 150, 170, 200, 240, 300, 400,
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33 500, 600, 700, 800, 900, 1000,
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34 ]
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35 ZoomLevelDefault = 100
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36
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37 def __init__(self, pixmap, parent=None, name=None):
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38 """
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39 Constructor
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40
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41 @param pixmap filename of a graphics file to show (string)
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42 @param parent parent widget of the view (QWidget)
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43 @param name name of the view widget (string)
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44 """
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45 super().__init__(parent)
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46 if name:
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47 self.setObjectName(name)
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48 else:
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49 self.setObjectName("PixmapDiagram")
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50 self.setWindowTitle(self.trUtf8("Pixmap-Viewer"))
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51
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52 self.pixmapLabel = QLabel()
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53 self.pixmapLabel.setObjectName("pixmapLabel")
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54 self.pixmapLabel.setBackgroundRole(QPalette.Base)
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55 self.pixmapLabel.setSizePolicy(
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56 QSizePolicy.Ignored, QSizePolicy.Ignored)
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57 self.pixmapLabel.setScaledContents(True)
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58
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59 self.pixmapView = QScrollArea()
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60 self.pixmapView.setObjectName("pixmapView")
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61 self.pixmapView.setBackgroundRole(QPalette.Dark)
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62 self.pixmapView.setWidget(self.pixmapLabel)
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63
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64 self.setCentralWidget(self.pixmapView)
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65
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66 self.__zoomWidget = E5ZoomWidget(
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67 UI.PixmapCache.getPixmap("zoomOut.png"),
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68 UI.PixmapCache.getPixmap("zoomIn.png"),
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69 UI.PixmapCache.getPixmap("zoomReset.png"), self)
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70 self.statusBar().addPermanentWidget(self.__zoomWidget)
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71 self.__zoomWidget.setMapping(
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72 PixmapDiagram.ZoomLevels, PixmapDiagram.ZoomLevelDefault)
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73 self.__zoomWidget.valueChanged.connect(self.__doZoom)
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74
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75 # polish up the dialog
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76 self.resize(QSize(800, 600).expandedTo(self.minimumSizeHint()))
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77
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78 self.pixmapfile = pixmap
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79 self.status = self.__showPixmap(self.pixmapfile)
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80
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81 self.__initActions()
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82 self.__initContextMenu()
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83 self.__initToolBars()
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84
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85 self.grabGesture(Qt.PinchGesture)
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86
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87 def __initActions(self):
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88 """
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89 Private method to initialize the view actions.
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90 """
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91 self.closeAct = \
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92 QAction(UI.PixmapCache.getIcon("close.png"),
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93 self.trUtf8("Close"), self)
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94 self.closeAct.triggered[()].connect(self.close)
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95
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96 self.printAct = \
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97 QAction(UI.PixmapCache.getIcon("print.png"),
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98 self.trUtf8("Print"), self)
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99 self.printAct.triggered[()].connect(self.__printDiagram)
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100
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101 self.printPreviewAct = \
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102 QAction(UI.PixmapCache.getIcon("printPreview.png"),
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103 self.trUtf8("Print Preview"), self)
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104 self.printPreviewAct.triggered[()].connect(self.__printPreviewDiagram)
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105
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106 def __initContextMenu(self):
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107 """
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108 Private method to initialize the context menu.
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109 """
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110 self.__menu = QMenu(self)
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111 self.__menu.addAction(self.closeAct)
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112 self.__menu.addSeparator()
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113 self.__menu.addAction(self.printPreviewAct)
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114 self.__menu.addAction(self.printAct)
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115
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116 self.setContextMenuPolicy(Qt.CustomContextMenu)
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117 self.customContextMenuRequested.connect(self.__showContextMenu)
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118
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119 def __showContextMenu(self, coord):
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120 """
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121 Private slot to show the context menu of the listview.
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122
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123 @param coord the position of the mouse pointer (QPoint)
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124 """
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125 self.__menu.popup(self.mapToGlobal(coord))
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126
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127 def __initToolBars(self):
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128 """
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129 Private method to populate the toolbars with our actions.
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130 """
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131 self.windowToolBar = QToolBar(self.trUtf8("Window"), self)
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132 self.windowToolBar.setIconSize(UI.Config.ToolBarIconSize)
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133 self.windowToolBar.addAction(self.closeAct)
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134
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135 self.graphicsToolBar = QToolBar(self.trUtf8("Graphics"), self)
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136 self.graphicsToolBar.setIconSize(UI.Config.ToolBarIconSize)
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137 self.graphicsToolBar.addAction(self.printPreviewAct)
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138 self.graphicsToolBar.addAction(self.printAct)
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139
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140 self.addToolBar(Qt.TopToolBarArea, self.windowToolBar)
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141 self.addToolBar(Qt.TopToolBarArea, self.graphicsToolBar)
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142
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143 def __showPixmap(self, filename):
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parents:
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144 """
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parents:
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145 Private method to show a file.
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146
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147 @param filename name of the file to be shown (string)
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148 @return flag indicating success (boolean)
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149 """
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150 image = QImage(filename)
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151 if image.isNull():
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152 E5MessageBox.warning(
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153 self,
0
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154 self.trUtf8("Pixmap-Viewer"),
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155 self.trUtf8(
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156 """<p>The file <b>{0}</b> cannot be displayed."""
0
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157 """ The format is not supported.</p>""").format(filename))
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158 return False
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159
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160 self.pixmapLabel.setPixmap(QPixmap.fromImage(image))
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161 self.pixmapLabel.adjustSize()
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162 return True
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163
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164 def getDiagramName(self):
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165 """
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166 Method to retrieve a name for the diagram.
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167
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168 @return name for the diagram
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169 """
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170 return self.pixmapfile
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171
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172 def getStatus(self):
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173 """
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174 Method to retrieve the status of the canvas.
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175
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176 @return flag indicating a successful pixmap loading (boolean)
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177 """
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178 return self.status
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179
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180 def wheelEvent(self, evt):
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181 """
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182 Protected method to handle wheel events.
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183
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184 @param evt reference to the wheel event (QWheelEvent)
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185 """
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186 if evt.modifiers() & Qt.ControlModifier:
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187 if evt.delta() < 0:
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188 self.__zoomOut()
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189 else:
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190 self.__zoomIn()
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191 evt.accept()
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192 return
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193
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194 super().wheelEvent(evt)
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195
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196 def event(self, evt):
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197 """
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198 Protected method handling events.
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199
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200 @param evt reference to the event (QEvent)
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201 @return flag indicating, if the event was handled (boolean)
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202 """
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203 if evt.type() == QEvent.Gesture:
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204 self.gestureEvent(evt)
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205 return True
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206
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207 return super().event(evt)
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208
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209 def gestureEvent(self, evt):
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210 """
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211 Protected method handling gesture events.
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212
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213 @param evt reference to the gesture event (QGestureEvent
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214 """
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215 pinch = evt.gesture(Qt.PinchGesture)
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216 if pinch:
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217 if pinch.state() == Qt.GestureStarted:
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218 pinch.setScaleFactor(self.__zoom() / 100)
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219 else:
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220 self.__doZoom(int(pinch.scaleFactor() * 100))
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221 evt.accept()
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222
2992
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223 ###########################################################################
0
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224 ## Private menu handling methods below.
2992
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225 ###########################################################################
0
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226
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227 def __adjustScrollBar(self, scrollBar, factor):
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228 """
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229 Private method to adjust a scrollbar by a certain factor.
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230
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231 @param scrollBar reference to the scrollbar object (QScrollBar)
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232 @param factor factor to adjust by (float)
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parents:
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233 """
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parents:
diff changeset
234 scrollBar.setValue(int(factor * scrollBar.value()
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235 + ((factor - 1) * scrollBar.pageStep() / 2)))
0
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236
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237 def __levelForZoom(self, zoom):
0
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238 """
2334
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diff changeset
239 Private method determining the zoom level index given a zoom factor.
0
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240
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241 @param zoom zoom factor (integer)
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242 @return index of zoom factor (integer)
0
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243 """
2334
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parents: 2302
diff changeset
244 try:
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diff changeset
245 index = PixmapDiagram.ZoomLevels.index(zoom)
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246 except ValueError:
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247 for index in range(len(PixmapDiagram.ZoomLevels)):
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248 if zoom <= PixmapDiagram.ZoomLevels[index]:
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249 break
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250 return index
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251
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252 def __doZoom(self, value):
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253 """
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parents: 2302
diff changeset
254 Public method to set the zoom value in percent.
0
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parents:
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255
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diff changeset
256 @param value zoom value in percent (integer)
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parents: 2302
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257 """
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parents: 2302
diff changeset
258 oldValue = self.__zoom()
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parents: 2302
diff changeset
259 if value != oldValue:
2992
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parents: 2334
diff changeset
260 self.pixmapLabel.resize(
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2334
diff changeset
261 value / 100 * self.pixmapLabel.pixmap().size())
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diff changeset
262
fc69ad77e18a Introduced a zoom widget in the status bar of several windows.
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parents: 2302
diff changeset
263 factor = value / oldValue
2992
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2334
diff changeset
264 self.__adjustScrollBar(
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2334
diff changeset
265 self.pixmapView.horizontalScrollBar(), factor)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2334
diff changeset
266 self.__adjustScrollBar(
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2334
diff changeset
267 self.pixmapView.verticalScrollBar(), factor)
2334
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parents: 2302
diff changeset
268
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
269 self.__zoomWidget.setValue(value)
0
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parents:
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270
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
271 def __zoomIn(self):
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parents:
diff changeset
272 """
2334
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parents: 2302
diff changeset
273 Private method to zoom into the pixmap.
0
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parents:
diff changeset
274 """
2334
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
275 index = self.__levelForZoom(self.__zoom())
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parents: 2302
diff changeset
276 if index < len(PixmapDiagram.ZoomLevels) - 1:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
277 self.__doZoom(PixmapDiagram.ZoomLevels[index + 1])
0
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parents:
diff changeset
278
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
279 def __zoomOut(self):
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parents:
diff changeset
280 """
2334
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
281 Private method to zoom out of the pixmap.
0
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parents:
diff changeset
282 """
2334
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
283 index = self.__levelForZoom(self.__zoom())
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parents: 2302
diff changeset
284 if index > 0:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
285 self.__doZoom(PixmapDiagram.ZoomLevels[index - 1])
0
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parents:
diff changeset
286
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
287 def __zoomReset(self):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
288 """
2334
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
289 Private method to reset the zoom value.
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
290 """
2334
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
291 self.__doZoom(PixmapDiagram.ZoomLevels[PixmapDiagram.ZoomLevelDefault])
0
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parents:
diff changeset
292
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
293 def __zoom(self):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
294 """
2334
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
295 Public method to get the current zoom factor in percent.
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
296
fc69ad77e18a Introduced a zoom widget in the status bar of several windows.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
297 @return current zoom factor in percent (integer)
0
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
298 """
3034
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3022
diff changeset
299 return int(self.pixmapLabel.width() /
2992
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2334
diff changeset
300 self.pixmapLabel.pixmap().width() * 100.0)
0
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parents:
diff changeset
301
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
302 def __printDiagram(self):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
303 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
304 Private slot called to print the diagram.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
305 """
945
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 791
diff changeset
306 printer = QPrinter(mode=QPrinter.ScreenResolution)
0
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
307 printer.setFullPage(True)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
308 if Preferences.getPrinter("ColorMode"):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
309 printer.setColorMode(QPrinter.Color)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
310 else:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
311 printer.setColorMode(QPrinter.GrayScale)
de9c2efb9d02 Started porting eric4 to Python3
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parents:
diff changeset
312 if Preferences.getPrinter("FirstPageFirst"):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
313 printer.setPageOrder(QPrinter.FirstPageFirst)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
314 else:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
315 printer.setPageOrder(QPrinter.LastPageFirst)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
316 printer.setPrinterName(Preferences.getPrinter("PrinterName"))
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
317
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
318 printDialog = QPrintDialog(printer, self)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
319 if printDialog.exec_():
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
320 self.__print(printer)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
321
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
322 def __printPreviewDiagram(self):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
323 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
324 Private slot called to show a print preview of the diagram.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
325 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
326 from PyQt4.QtGui import QPrintPreviewDialog
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parents:
diff changeset
327
945
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parents: 791
diff changeset
328 printer = QPrinter(mode=QPrinter.ScreenResolution)
0
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parents:
diff changeset
329 printer.setFullPage(True)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
330 if Preferences.getPrinter("ColorMode"):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
331 printer.setColorMode(QPrinter.Color)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
332 else:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
333 printer.setColorMode(QPrinter.GrayScale)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
334 if Preferences.getPrinter("FirstPageFirst"):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
335 printer.setPageOrder(QPrinter.FirstPageFirst)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
336 else:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
337 printer.setPageOrder(QPrinter.LastPageFirst)
1155
4cbef040f07e Fixed issues setting the printer margins correctly.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1131
diff changeset
338 printer.setPageMargins(
4cbef040f07e Fixed issues setting the printer margins correctly.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1131
diff changeset
339 Preferences.getPrinter("LeftMargin") * 10,
4cbef040f07e Fixed issues setting the printer margins correctly.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1131
diff changeset
340 Preferences.getPrinter("TopMargin") * 10,
4cbef040f07e Fixed issues setting the printer margins correctly.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1131
diff changeset
341 Preferences.getPrinter("RightMargin") * 10,
4cbef040f07e Fixed issues setting the printer margins correctly.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1131
diff changeset
342 Preferences.getPrinter("BottomMargin") * 10,
4cbef040f07e Fixed issues setting the printer margins correctly.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1131
diff changeset
343 QPrinter.Millimeter
4cbef040f07e Fixed issues setting the printer margins correctly.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1131
diff changeset
344 )
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
345 printer.setPrinterName(Preferences.getPrinter("PrinterName"))
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
346
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
347 preview = QPrintPreviewDialog(printer, self)
483
ca7d8599a575 Continued porting signal/slot usage to the new API.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 458
diff changeset
348 preview.paintRequested[QPrinter].connect(self.__print)
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
349 preview.exec_()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
350
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
351 def __print(self, printer):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
352 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
353 Private slot to the actual printing.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
354
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
355 @param printer reference to the printer object (QPrinter)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
356 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
357 painter = QPainter()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
358 painter.begin(printer)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
359
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
360 # calculate margin and width of printout
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
361 font = QFont("times", 10)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
362 painter.setFont(font)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
363 fm = painter.fontMetrics()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
364 fontHeight = fm.lineSpacing()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
365 marginX = printer.pageRect().x() - printer.paperRect().x()
2992
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2334
diff changeset
366 marginX = Preferences.getPrinter("LeftMargin") * \
dbdf27746da5 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2334
diff changeset
367 int(printer.resolution() / 2.54) - marginX
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
368 marginY = printer.pageRect().y() - printer.paperRect().y()
2992
dbdf27746da5 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2334
diff changeset
369 marginY = Preferences.getPrinter("TopMargin") * \
dbdf27746da5 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2334
diff changeset
370 int(printer.resolution() / 2.54) - marginY
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
371
2992
dbdf27746da5 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2334
diff changeset
372 width = printer.width() - marginX - \
dbdf27746da5 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2334
diff changeset
373 Preferences.getPrinter("RightMargin") * \
dbdf27746da5 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2334
diff changeset
374 int(printer.resolution() / 2.54)
dbdf27746da5 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2334
diff changeset
375 height = printer.height() - fontHeight - 4 - marginY - \
dbdf27746da5 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2334
diff changeset
376 Preferences.getPrinter("BottomMargin") * \
dbdf27746da5 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2334
diff changeset
377 int(printer.resolution() / 2.54)
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
378
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
379 # write a foot note
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
380 s = self.trUtf8("Diagram: {0}").format(self.getDiagramName())
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
381 tc = QColor(50, 50, 50)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
382 painter.setPen(tc)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
383 painter.drawRect(marginX, marginY, width, height)
945
8cd4d08fa9f6 Made code mostly PEP 8 compliant (except all whitespace and line length).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 791
diff changeset
384 painter.drawLine(marginX, marginY + height + 2,
3022
57179e4cdadd Fixed a bunch of visible indentation issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3020
diff changeset
385 marginX + width, marginY + height + 2)
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
386 painter.setFont(font)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
387 painter.drawText(marginX, marginY + height + 4, width,
3022
57179e4cdadd Fixed a bunch of visible indentation issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3020
diff changeset
388 fontHeight, Qt.AlignRight, s)
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
389
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
390 # render the diagram
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
391 size = self.pixmapLabel.pixmap().size()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
392 size.scale(QSize(width - 10, height - 10), # 5 px inner margin
3022
57179e4cdadd Fixed a bunch of visible indentation issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3020
diff changeset
393 Qt.KeepAspectRatio)
2992
dbdf27746da5 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2334
diff changeset
394 painter.setViewport(marginX + 5, marginY + 5,
dbdf27746da5 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2334
diff changeset
395 size.width(), size.height())
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
396 painter.setWindow(self.pixmapLabel.pixmap().rect())
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
397 painter.drawPixmap(0, 0, self.pixmapLabel.pixmap())
945
8cd4d08fa9f6 Made code mostly PEP 8 compliant (except all whitespace and line length).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 791
diff changeset
398 painter.end()

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