Mercurial Repositories > eric / file comparison
comparison: eric6/E5Graphics/E5GraphicsView.py
eric6/E5Graphics/E5GraphicsView.py
- changeset 7529
- 2b8a0d8ba12a
- parent 7525
- 6d1f954947bc
- child 7780
- 41420f82c0ac
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| 7528:0345f54d3959 | 7529:2b8a0d8ba12a |
|---|---|
| 11 import sys | 11 import sys |
| 12 | 12 |
| 13 from PyQt5.QtCore import pyqtSignal, QRectF, QSize, QSizeF, Qt | 13 from PyQt5.QtCore import pyqtSignal, QRectF, QSize, QSizeF, Qt |
| 14 from PyQt5.QtGui import QBrush, QPainter, QPixmap, QFont, QColor | 14 from PyQt5.QtGui import QBrush, QPainter, QPixmap, QFont, QColor |
| 15 from PyQt5.QtWidgets import QGraphicsView | 15 from PyQt5.QtWidgets import QGraphicsView |
| 16 | |
| 17 from E5Gui.E5Application import e5App | |
| 16 | 18 |
| 17 import Preferences | 19 import Preferences |
| 18 | 20 |
| 19 | 21 |
| 20 class E5GraphicsView(QGraphicsView): | 22 class E5GraphicsView(QGraphicsView): |
| 43 """ | 45 """ |
| 44 super(E5GraphicsView, self).__init__(scene, parent) | 46 super(E5GraphicsView, self).__init__(scene, parent) |
| 45 self.setObjectName("E5GraphicsView") | 47 self.setObjectName("E5GraphicsView") |
| 46 | 48 |
| 47 self.__initialSceneSize = self.scene().sceneRect().size() | 49 self.__initialSceneSize = self.scene().sceneRect().size() |
| 48 # TODO: set background according to user selected color | 50 self.setBackgroundBrush(QBrush(self.getBackgroundColor())) |
| 49 self.setBackgroundBrush(QBrush(Qt.white)) | |
| 50 self.setRenderHint(QPainter.Antialiasing, True) | 51 self.setRenderHint(QPainter.Antialiasing, True) |
| 51 self.setDragMode(QGraphicsView.RubberBandDrag) | 52 self.setDragMode(QGraphicsView.RubberBandDrag) |
| 52 self.setAlignment(Qt.Alignment(Qt.AlignLeft | Qt.AlignTop)) | 53 self.setAlignment(Qt.Alignment(Qt.AlignLeft | Qt.AlignTop)) |
| 53 self.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOn) | 54 self.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOn) |
| 54 self.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOn) | 55 self.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOn) |
| 69 "select multiple items.</li>\n" | 70 "select multiple items.</li>\n" |
| 70 "<li>Dragging the mouse over a selected item moves the \n" | 71 "<li>Dragging the mouse over a selected item moves the \n" |
| 71 "whole selection.</li>\n" | 72 "whole selection.</li>\n" |
| 72 "</ul>\n" | 73 "</ul>\n" |
| 73 )) | 74 )) |
| 74 | 75 |
| 76 def getDrawingColors(self): | |
| 77 """ | |
| 78 Public method to get the configured drawing colors. | |
| 79 | |
| 80 @return tuple containing the foreground and background colors | |
| 81 @rtype tuple of (QColor, QColor) | |
| 82 """ | |
| 83 drawingMode = Preferences.getGraphics("DrawingMode") | |
| 84 if drawingMode == "automatic": | |
| 85 if e5App().usesDarkPalette(): | |
| 86 drawingMode = "white_black" | |
| 87 else: | |
| 88 drawingMode = "black_white" | |
| 89 | |
| 90 if drawingMode == "white_black": | |
| 91 return (QColor("#ffffff"), QColor("#262626")) | |
| 92 else: | |
| 93 return (QColor("#000000"), QColor("#ffffff")) | |
| 94 | |
| 95 def getForegroundColor(self): | |
| 96 """ | |
| 97 Public method to get the configured foreground color. | |
| 98 | |
| 99 @return foreground color | |
| 100 @rtype QColor | |
| 101 """ | |
| 102 return self.getDrawingColors()[0] | |
| 103 | |
| 104 def getBackgroundColor(self): | |
| 105 """ | |
| 106 Public method to get the configured background color. | |
| 107 | |
| 108 @return background color | |
| 109 @rtype QColor | |
| 110 """ | |
| 111 return self.getDrawingColors()[1] | |
| 112 | |
| 75 def __levelForZoom(self, zoom): | 113 def __levelForZoom(self, zoom): |
| 76 """ | 114 """ |
| 77 Private method determining the zoom level index given a zoom factor. | 115 Private method determining the zoom level index given a zoom factor. |
| 78 | 116 |
| 79 @param zoom zoom factor (integer) | 117 @param zoom zoom factor (integer) |
