Mercurial Repositories > eric / file comparison
comparison: eric6/Graphics/UMLGraphicsView.py
eric6/Graphics/UMLGraphicsView.py
- branch
- maintenance
- changeset 7286
- 7eb04391adf7
- parent 6989
- 8b8cadf8d7e9
- parent 7254
- f00d825fbdb3
- child 7362
- 028bf21bb5a2
equal
deleted
inserted
replaced
| 7226:babe80d84a3e | 7286:7eb04391adf7 |
|---|---|
| 5 | 5 |
| 6 """ | 6 """ |
| 7 Module implementing a subclass of E5GraphicsView for our diagrams. | 7 Module implementing a subclass of E5GraphicsView for our diagrams. |
| 8 """ | 8 """ |
| 9 | 9 |
| 10 from __future__ import unicode_literals | 10 |
| 11 | 11 from PyQt5.QtCore import ( |
| 12 from PyQt5.QtCore import pyqtSignal, Qt, QSignalMapper, QFileInfo, QEvent, \ | 12 pyqtSignal, Qt, QSignalMapper, QFileInfo, QEvent, QRectF |
| 13 QRectF | 13 ) |
| 14 from PyQt5.QtWidgets import QGraphicsView, QAction, QToolBar, QDialog | 14 from PyQt5.QtWidgets import QGraphicsView, QAction, QToolBar, QDialog |
| 15 from PyQt5.QtPrintSupport import QPrinter, QPrintDialog | 15 from PyQt5.QtPrintSupport import QPrinter, QPrintDialog |
| 16 | 16 |
| 17 from E5Graphics.E5GraphicsView import E5GraphicsView | 17 from E5Graphics.E5GraphicsView import E5GraphicsView |
| 18 | 18 |
| 23 | 23 |
| 24 import UI.Config | 24 import UI.Config |
| 25 import UI.PixmapCache | 25 import UI.PixmapCache |
| 26 | 26 |
| 27 import Preferences | 27 import Preferences |
| 28 from Globals import qVersionTuple | |
| 29 | 28 |
| 30 | 29 |
| 31 class UMLGraphicsView(E5GraphicsView): | 30 class UMLGraphicsView(E5GraphicsView): |
| 32 """ | 31 """ |
| 33 Class implementing a specialized E5GraphicsView for our diagrams. | 32 Class implementing a specialized E5GraphicsView for our diagrams. |
| 75 Private method to initialize the view actions. | 74 Private method to initialize the view actions. |
| 76 """ | 75 """ |
| 77 self.alignMapper = QSignalMapper(self) | 76 self.alignMapper = QSignalMapper(self) |
| 78 self.alignMapper.mapped[int].connect(self.__alignShapes) | 77 self.alignMapper.mapped[int].connect(self.__alignShapes) |
| 79 | 78 |
| 80 self.deleteShapeAct = \ | 79 self.deleteShapeAct = QAction( |
| 81 QAction(UI.PixmapCache.getIcon("deleteShape.png"), | 80 UI.PixmapCache.getIcon("deleteShape.png"), |
| 82 self.tr("Delete shapes"), self) | 81 self.tr("Delete shapes"), self) |
| 83 self.deleteShapeAct.triggered.connect(self.__deleteShape) | 82 self.deleteShapeAct.triggered.connect(self.__deleteShape) |
| 84 | 83 |
| 85 self.incWidthAct = \ | 84 self.incWidthAct = QAction( |
| 86 QAction(UI.PixmapCache.getIcon("sceneWidthInc.png"), | 85 UI.PixmapCache.getIcon("sceneWidthInc.png"), |
| 87 self.tr("Increase width by {0} points").format( | 86 self.tr("Increase width by {0} points").format( |
| 88 self.deltaSize), | 87 self.deltaSize), |
| 89 self) | 88 self) |
| 90 self.incWidthAct.triggered.connect(self.__incWidth) | 89 self.incWidthAct.triggered.connect(self.__incWidth) |
| 91 | 90 |
| 92 self.incHeightAct = \ | 91 self.incHeightAct = QAction( |
| 93 QAction(UI.PixmapCache.getIcon("sceneHeightInc.png"), | 92 UI.PixmapCache.getIcon("sceneHeightInc.png"), |
| 94 self.tr("Increase height by {0} points").format( | 93 self.tr("Increase height by {0} points").format( |
| 95 self.deltaSize), | 94 self.deltaSize), |
| 96 self) | 95 self) |
| 97 self.incHeightAct.triggered.connect(self.__incHeight) | 96 self.incHeightAct.triggered.connect(self.__incHeight) |
| 98 | 97 |
| 99 self.decWidthAct = \ | 98 self.decWidthAct = QAction( |
| 100 QAction(UI.PixmapCache.getIcon("sceneWidthDec.png"), | 99 UI.PixmapCache.getIcon("sceneWidthDec.png"), |
| 101 self.tr("Decrease width by {0} points").format( | 100 self.tr("Decrease width by {0} points").format( |
| 102 self.deltaSize), | 101 self.deltaSize), |
| 103 self) | 102 self) |
| 104 self.decWidthAct.triggered.connect(self.__decWidth) | 103 self.decWidthAct.triggered.connect(self.__decWidth) |
| 105 | 104 |
| 106 self.decHeightAct = \ | 105 self.decHeightAct = QAction( |
| 107 QAction(UI.PixmapCache.getIcon("sceneHeightDec.png"), | 106 UI.PixmapCache.getIcon("sceneHeightDec.png"), |
| 108 self.tr("Decrease height by {0} points").format( | 107 self.tr("Decrease height by {0} points").format( |
| 109 self.deltaSize), | 108 self.deltaSize), |
| 110 self) | 109 self) |
| 111 self.decHeightAct.triggered.connect(self.__decHeight) | 110 self.decHeightAct.triggered.connect(self.__decHeight) |
| 112 | 111 |
| 113 self.setSizeAct = \ | 112 self.setSizeAct = QAction( |
| 114 QAction(UI.PixmapCache.getIcon("sceneSize.png"), | 113 UI.PixmapCache.getIcon("sceneSize.png"), |
| 115 self.tr("Set size"), self) | 114 self.tr("Set size"), self) |
| 116 self.setSizeAct.triggered.connect(self.__setSize) | 115 self.setSizeAct.triggered.connect(self.__setSize) |
| 117 | 116 |
| 118 self.rescanAct = \ | 117 self.rescanAct = QAction( |
| 119 QAction(UI.PixmapCache.getIcon("rescan.png"), | 118 UI.PixmapCache.getIcon("rescan.png"), |
| 120 self.tr("Re-Scan"), self) | 119 self.tr("Re-Scan"), self) |
| 121 self.rescanAct.triggered.connect(self.__rescan) | 120 self.rescanAct.triggered.connect(self.__rescan) |
| 122 | 121 |
| 123 self.relayoutAct = \ | 122 self.relayoutAct = QAction( |
| 124 QAction(UI.PixmapCache.getIcon("relayout.png"), | 123 UI.PixmapCache.getIcon("relayout.png"), |
| 125 self.tr("Re-Layout"), self) | 124 self.tr("Re-Layout"), self) |
| 126 self.relayoutAct.triggered.connect(self.__relayout) | 125 self.relayoutAct.triggered.connect(self.__relayout) |
| 127 | 126 |
| 128 self.alignLeftAct = \ | 127 self.alignLeftAct = QAction( |
| 129 QAction(UI.PixmapCache.getIcon("shapesAlignLeft.png"), | 128 UI.PixmapCache.getIcon("shapesAlignLeft.png"), |
| 130 self.tr("Align Left"), self) | 129 self.tr("Align Left"), self) |
| 131 self.alignMapper.setMapping(self.alignLeftAct, Qt.AlignLeft) | 130 self.alignMapper.setMapping(self.alignLeftAct, Qt.AlignLeft) |
| 132 self.alignLeftAct.triggered.connect(self.alignMapper.map) | 131 self.alignLeftAct.triggered.connect(self.alignMapper.map) |
| 133 | 132 |
| 134 self.alignHCenterAct = \ | 133 self.alignHCenterAct = QAction( |
| 135 QAction(UI.PixmapCache.getIcon("shapesAlignHCenter.png"), | 134 UI.PixmapCache.getIcon("shapesAlignHCenter.png"), |
| 136 self.tr("Align Center Horizontal"), self) | 135 self.tr("Align Center Horizontal"), self) |
| 137 self.alignMapper.setMapping(self.alignHCenterAct, Qt.AlignHCenter) | 136 self.alignMapper.setMapping(self.alignHCenterAct, Qt.AlignHCenter) |
| 138 self.alignHCenterAct.triggered.connect(self.alignMapper.map) | 137 self.alignHCenterAct.triggered.connect(self.alignMapper.map) |
| 139 | 138 |
| 140 self.alignRightAct = \ | 139 self.alignRightAct = QAction( |
| 141 QAction(UI.PixmapCache.getIcon("shapesAlignRight.png"), | 140 UI.PixmapCache.getIcon("shapesAlignRight.png"), |
| 142 self.tr("Align Right"), self) | 141 self.tr("Align Right"), self) |
| 143 self.alignMapper.setMapping(self.alignRightAct, Qt.AlignRight) | 142 self.alignMapper.setMapping(self.alignRightAct, Qt.AlignRight) |
| 144 self.alignRightAct.triggered.connect(self.alignMapper.map) | 143 self.alignRightAct.triggered.connect(self.alignMapper.map) |
| 145 | 144 |
| 146 self.alignTopAct = \ | 145 self.alignTopAct = QAction( |
| 147 QAction(UI.PixmapCache.getIcon("shapesAlignTop.png"), | 146 UI.PixmapCache.getIcon("shapesAlignTop.png"), |
| 148 self.tr("Align Top"), self) | 147 self.tr("Align Top"), self) |
| 149 self.alignMapper.setMapping(self.alignTopAct, Qt.AlignTop) | 148 self.alignMapper.setMapping(self.alignTopAct, Qt.AlignTop) |
| 150 self.alignTopAct.triggered.connect(self.alignMapper.map) | 149 self.alignTopAct.triggered.connect(self.alignMapper.map) |
| 151 | 150 |
| 152 self.alignVCenterAct = \ | 151 self.alignVCenterAct = QAction( |
| 153 QAction(UI.PixmapCache.getIcon("shapesAlignVCenter.png"), | 152 UI.PixmapCache.getIcon("shapesAlignVCenter.png"), |
| 154 self.tr("Align Center Vertical"), self) | 153 self.tr("Align Center Vertical"), self) |
| 155 self.alignMapper.setMapping(self.alignVCenterAct, Qt.AlignVCenter) | 154 self.alignMapper.setMapping(self.alignVCenterAct, Qt.AlignVCenter) |
| 156 self.alignVCenterAct.triggered.connect(self.alignMapper.map) | 155 self.alignVCenterAct.triggered.connect(self.alignMapper.map) |
| 157 | 156 |
| 158 self.alignBottomAct = \ | 157 self.alignBottomAct = QAction( |
| 159 QAction(UI.PixmapCache.getIcon("shapesAlignBottom.png"), | 158 UI.PixmapCache.getIcon("shapesAlignBottom.png"), |
| 160 self.tr("Align Bottom"), self) | 159 self.tr("Align Bottom"), self) |
| 161 self.alignMapper.setMapping(self.alignBottomAct, Qt.AlignBottom) | 160 self.alignMapper.setMapping(self.alignBottomAct, Qt.AlignBottom) |
| 162 self.alignBottomAct.triggered.connect(self.alignMapper.map) | 161 self.alignBottomAct.triggered.connect(self.alignMapper.map) |
| 163 | 162 |
| 164 def __checkSizeActions(self): | 163 def __checkSizeActions(self): |
| 165 """ | 164 """ |
| 523 itemrect = item.sceneBoundingRect() | 522 itemrect = item.sceneBoundingRect() |
| 524 xOffset = yOffset = 0 | 523 xOffset = yOffset = 0 |
| 525 if alignment == Qt.AlignLeft: | 524 if alignment == Qt.AlignLeft: |
| 526 xOffset = rect.x() - itemrect.x() | 525 xOffset = rect.x() - itemrect.x() |
| 527 elif alignment == Qt.AlignRight: | 526 elif alignment == Qt.AlignRight: |
| 528 xOffset = (rect.x() + rect.width()) - \ | 527 xOffset = ( |
| 529 (itemrect.x() + itemrect.width()) | 528 (rect.x() + rect.width()) - |
| 529 (itemrect.x() + itemrect.width()) | |
| 530 ) | |
| 530 elif alignment == Qt.AlignHCenter: | 531 elif alignment == Qt.AlignHCenter: |
| 531 xOffset = (rect.x() + rect.width() // 2) - \ | 532 xOffset = ( |
| 532 (itemrect.x() + itemrect.width() // 2) | 533 (rect.x() + rect.width() // 2) - |
| 534 (itemrect.x() + itemrect.width() // 2) | |
| 535 ) | |
| 533 elif alignment == Qt.AlignTop: | 536 elif alignment == Qt.AlignTop: |
| 534 yOffset = rect.y() - itemrect.y() | 537 yOffset = rect.y() - itemrect.y() |
| 535 elif alignment == Qt.AlignBottom: | 538 elif alignment == Qt.AlignBottom: |
| 536 yOffset = (rect.y() + rect.height()) - \ | 539 yOffset = ( |
| 537 (itemrect.y() + itemrect.height()) | 540 (rect.y() + rect.height()) - |
| 541 (itemrect.y() + itemrect.height()) | |
| 542 ) | |
| 538 elif alignment == Qt.AlignVCenter: | 543 elif alignment == Qt.AlignVCenter: |
| 539 yOffset = (rect.y() + rect.height() // 2) - \ | 544 yOffset = ( |
| 540 (itemrect.y() + itemrect.height() // 2) | 545 (rect.y() + rect.height() // 2) - |
| 546 (itemrect.y() + itemrect.height() // 2) | |
| 547 ) | |
| 541 item.moveBy(xOffset, yOffset) | 548 item.moveBy(xOffset, yOffset) |
| 542 | 549 |
| 543 self.scene().update() | 550 self.scene().update() |
| 544 | 551 |
| 545 def __itemsBoundingRect(self, items): | 552 def __itemsBoundingRect(self, items): |
| 600 Protected method to handle wheel events. | 607 Protected method to handle wheel events. |
| 601 | 608 |
| 602 @param evt reference to the wheel event (QWheelEvent) | 609 @param evt reference to the wheel event (QWheelEvent) |
| 603 """ | 610 """ |
| 604 if evt.modifiers() & Qt.ControlModifier: | 611 if evt.modifiers() & Qt.ControlModifier: |
| 605 if qVersionTuple() >= (5, 0, 0): | 612 delta = evt.angleDelta().y() |
| 606 delta = evt.angleDelta().y() | |
| 607 else: | |
| 608 delta = evt.delta() | |
| 609 if delta < 0: | 613 if delta < 0: |
| 610 self.zoomOut() | 614 self.zoomOut() |
| 611 elif delta > 0: | 615 elif delta > 0: |
| 612 self.zoomIn() | 616 self.zoomIn() |
| 613 evt.accept() | 617 evt.accept() |
| 750 if not itm.parseItemDataString(version, itemData): | 754 if not itm.parseItemDataString(version, itemData): |
| 751 return False, linenum | 755 return False, linenum |
| 752 except ValueError: | 756 except ValueError: |
| 753 return False, linenum | 757 return False, linenum |
| 754 elif key == "association": | 758 elif key == "association": |
| 755 srcId, dstId, assocType, topToBottom = \ | 759 srcId, dstId, assocType, topToBottom = ( |
| 756 AssociationItem.parseAssociationItemDataString( | 760 AssociationItem.parseAssociationItemDataString( |
| 757 value.strip()) | 761 value.strip()) |
| 762 ) | |
| 758 assoc = AssociationItem(umlItems[srcId], umlItems[dstId], | 763 assoc = AssociationItem(umlItems[srcId], umlItems[dstId], |
| 759 assocType, topToBottom) | 764 assocType, topToBottom) |
| 760 self.scene().addItem(assoc) | 765 self.scene().addItem(assoc) |
| 761 | 766 |
| 762 return True, -1 | 767 return True, -1 |
