Snapshot/SnapshotFreehandGrabber.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
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parent 3030
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child 3039
8dd0165d805d
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) 2012 - 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 grabber widget for a freehand snapshot region.
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8 """
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9
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10 from PyQt4.QtCore import pyqtSignal, Qt, QRect, QPoint, QTimer, qVersion
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11 from PyQt4.QtGui import QWidget, QPixmap, QColor, QRegion, QApplication, \
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12 QPainter, QPalette, QToolTip, QPolygon, QPen, QBrush, QPaintEngine
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15 def drawPolygon(painter, polygon, outline, fill=QColor()):
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16 """
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17 Module function to draw a polygon with the given parameters.
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18
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19 @param painter reference to the painter to be used (QPainter)
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20 @param polygon polygon to be drawn (QPolygon)
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21 @param outline color of the outline (QColor)
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22 @param fill fill color (QColor)
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23 """
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24 clip = QRegion(polygon)
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25 clip = clip - QRegion(polygon)
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26 pen = QPen(outline, 1, Qt.SolidLine, Qt.SquareCap, Qt.BevelJoin)
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28 painter.save()
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29 painter.setClipRegion(clip)
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30 painter.setPen(pen)
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31 painter.drawPolygon(QPolygon(polygon))
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32 if fill.isValid():
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33 painter.setClipping(False)
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34 painter.setBrush(fill)
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35 painter.drawPolygon(QPolygon(polygon))
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36 painter.restore()
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37
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
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38
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
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39 class SnapshotFreehandGrabber(QWidget):
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
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40 """
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41 Class implementing a grabber widget for a freehand snapshot region.
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42
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43 @signal grabbed(QPixmap) emitted after the region was grabbed
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44 """
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45 grabbed = pyqtSignal(QPixmap)
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46
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47 def __init__(self):
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48 """
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49 Constructor
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50 """
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51 super().__init__(
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52 None,
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53 Qt.X11BypassWindowManagerHint | Qt.WindowStaysOnTopHint |
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54 Qt.FramelessWindowHint | Qt.Tool)
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56 self.__selection = QPolygon()
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57 self.__mouseDown = False
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58 self.__newSelection = False
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59 self.__handleSize = 10
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60 self.__showHelp = True
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61 self.__grabbing = False
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62 self.__dragStartPoint = QPoint()
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63 self.__selectionBeforeDrag = QPolygon()
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64
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65 self.__helpTextRect = QRect()
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66 self.__helpText = self.trUtf8(
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67 "Select a region using the mouse. To take the snapshot,"
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68 " press the Enter key or double click. Press Esc to quit.")
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69
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70 self.__pixmap = QPixmap()
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71 self.__pBefore = QPoint()
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73 self.setMouseTracking(True)
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74
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75 QTimer.singleShot(200, self.__initialize)
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76
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77 def __initialize(self):
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78 """
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79 Private slot to initialize the rest of the widget.
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80 """
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81 self.__desktop = QApplication.desktop()
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82 x = self.__desktop.x()
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83 y = self.__desktop.y()
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84 if qVersion() >= "5.0.0":
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85 self.__pixmap = QApplication.screens()[0].grabWindow(
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86 self.__desktop.winId(), x, y,
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87 self.__desktop.width(), self.__desktop.height())
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88 else:
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89 self.__pixmap = QPixmap.grabWindow(
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90 self.__desktop.winId(), x, y,
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91 self.__desktop.width(), self.__desktop.height())
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92 self.resize(self.__pixmap.size())
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93 self.move(x, y)
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94 self.setCursor(Qt.CrossCursor)
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95 self.show()
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96
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97 self.grabMouse()
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98 self.grabKeyboard()
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99
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100 def paintEvent(self, evt):
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101 """
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102 Protected method handling paint events.
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103
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104 @param evt paint event (QPaintEvent)
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105 """
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106 if self.__grabbing: # grabWindow() should just get the background
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107 return
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108
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109 painter = QPainter(self)
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parents:
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110 pal = QPalette(QToolTip.palette())
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
111 font = QToolTip.font()
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
112
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
113 handleColor = pal.color(QPalette.Active, QPalette.Highlight)
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
114 handleColor.setAlpha(160)
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
115 overlayColor = QColor(0, 0, 0, 160)
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
116 textColor = pal.color(QPalette.Active, QPalette.Text)
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
117 textBackgroundColor = pal.color(QPalette.Active, QPalette.Base)
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
118 painter.drawPixmap(0, 0, self.__pixmap)
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
119 painter.setFont(font)
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
120
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
121 pol = QPolygon(self.__selection)
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
122 if not self.__selection.boundingRect().isNull():
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
123 # Draw outline around selection.
2993
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
124 # Important: the 1px-wide outline is *also* part of the
4933ac9daa80 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
125 # captured free-region
2997
7f0ef975da9e Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2993
diff changeset
126 pen = QPen(handleColor, 1, Qt.SolidLine, Qt.SquareCap,
7f0ef975da9e Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2993
diff changeset
127 Qt.BevelJoin)
1772
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
128 painter.setPen(pen)
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
129 painter.drawPolygon(pol)
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
130
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
131 # Draw the grey area around the selection.
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
132 grey = QRegion(self.rect())
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
133 grey = grey - QRegion(pol)
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
134 painter.setClipRegion(grey)
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
135 painter.setPen(Qt.NoPen)
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
136 painter.setBrush(overlayColor)
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
137 painter.drawRect(self.rect())
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
138 painter.setClipRect(self.rect())
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
139 drawPolygon(painter, pol, handleColor)
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
140
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
141 if self.__showHelp:
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
142 painter.setPen(textColor)
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
143 painter.setBrush(textBackgroundColor)
2993
4933ac9daa80 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
144 self.__helpTextRect = painter.boundingRect(
4933ac9daa80 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
145 self.rect().adjusted(2, 2, -2, -2),
1778
31e70a6f8e7f Implemented a fix for dual screen config on Windows.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1772
diff changeset
146 Qt.TextWordWrap, self.__helpText).translated(
31e70a6f8e7f Implemented a fix for dual screen config on Windows.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1772
diff changeset
147 -self.__desktop.x(), -self.__desktop.y())
1772
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
148 self.__helpTextRect.adjust(-2, -2, 4, 2)
2993
4933ac9daa80 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
149 drawPolygon(painter, self.__helpTextRect, textColor,
4933ac9daa80 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
150 textBackgroundColor)
3030
4a0a82ddd9d2 Fixed a bunch of visible indentation issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2997
diff changeset
151 painter.drawText(
4a0a82ddd9d2 Fixed a bunch of visible indentation issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2997
diff changeset
152 self.__helpTextRect.adjusted(3, 3, -3, -3),
1772
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
153 Qt.TextWordWrap, self.__helpText)
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
154
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
155 if self.__selection.isEmpty():
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
156 return
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
157
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
158 # The grabbed region is everything which is covered by the drawn
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
159 # rectangles (border included). This means that there is no 0px
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
160 # selection, since a 0px wide rectangle will always be drawn as a line.
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
161 boundingRect = self.__selection.boundingRect()
2993
4933ac9daa80 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
162 txt = "{0:n}, {1:n} ({2:n} x {3:n})".format(
4933ac9daa80 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
163 boundingRect.x(), boundingRect.y(),
1772
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
164 boundingRect.width(), boundingRect.height())
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
165 textRect = painter.boundingRect(self.rect(), Qt.AlignLeft, txt)
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
166 boundingRect = textRect.adjusted(-4, 0, 0, 0)
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
167
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
168 polBoundingRect = pol.boundingRect()
3034
7ce719013078 Fixed various coding style issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3030
diff changeset
169 if (textRect.width() <
2993
4933ac9daa80 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
170 polBoundingRect.width() - 2 * self.__handleSize) and \
3034
7ce719013078 Fixed various coding style issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3030
diff changeset
171 (textRect.height() <
2993
4933ac9daa80 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
172 polBoundingRect.height() - 2 * self.__handleSize) and \
1772
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
173 polBoundingRect.width() > 100 and \
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
174 polBoundingRect.height() > 100:
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
175 # center, unsuitable for small selections
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
176 boundingRect.moveCenter(polBoundingRect.center())
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
177 textRect.moveCenter(polBoundingRect.center())
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
178 elif polBoundingRect.y() - 3 > textRect.height() and \
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
179 polBoundingRect.x() + textRect.width() < self.rect().width():
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
180 # on top, left aligned
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
181 boundingRect.moveBottomLeft(
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
182 QPoint(polBoundingRect.x(), polBoundingRect.y() - 3))
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
183 textRect.moveBottomLeft(
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
184 QPoint(polBoundingRect.x() + 2, polBoundingRect.y() - 3))
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
185 elif polBoundingRect.x() - 3 > textRect.width():
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
186 # left, top aligned
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
187 boundingRect.moveTopRight(
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
188 QPoint(polBoundingRect.x() - 3, polBoundingRect.y()))
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
189 textRect.moveTopRight(
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
190 QPoint(polBoundingRect.x() - 5, polBoundingRect.y()))
3034
7ce719013078 Fixed various coding style issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3030
diff changeset
191 elif (polBoundingRect.bottom() + 3 + textRect.height() <
2993
4933ac9daa80 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
192 self.rect().bottom()) and \
1772
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
193 polBoundingRect.right() > textRect.width():
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
194 # at bottom, right aligned
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
195 boundingRect.moveTopRight(
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
196 QPoint(polBoundingRect.right(), polBoundingRect.bottom() + 3))
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
197 textRect.moveTopRight(
2993
4933ac9daa80 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
198 QPoint(polBoundingRect.right() - 2,
4933ac9daa80 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
199 polBoundingRect.bottom() + 3))
4933ac9daa80 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
200 elif polBoundingRect.right() + textRect.width() + 3 < \
4933ac9daa80 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
201 self.rect().width():
1772
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
202 # right, bottom aligned
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
203 boundingRect.moveBottomLeft(
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
204 QPoint(polBoundingRect.right() + 3, polBoundingRect.bottom()))
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
205 textRect.moveBottomLeft(
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
206 QPoint(polBoundingRect.right() + 5, polBoundingRect.bottom()))
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
207
2993
4933ac9daa80 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
208 # If the above didn't catch it, you are running on a very
4933ac9daa80 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
209 # tiny screen...
1772
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
210 drawPolygon(painter, boundingRect, textColor, textBackgroundColor)
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
211 painter.drawText(textRect, Qt.AlignHCenter, txt)
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
212
3034
7ce719013078 Fixed various coding style issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3030
diff changeset
213 if (polBoundingRect.height() > self.__handleSize * 2 and
1772
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
214 polBoundingRect.width() > self.__handleSize * 2) or \
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
215 not self.__mouseDown:
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
216 painter.setBrush(Qt.transparent)
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
217 painter.setClipRegion(QRegion(pol))
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
218 painter.drawPolygon(QPolygon(self.rect()))
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
219
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
220 def mousePressEvent(self, evt):
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
221 """
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
222 Protected method to handle mouse button presses.
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
223
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
224 @param evt mouse press event (QMouseEvent)
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
225 """
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
226 self.__pBefore = evt.pos()
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
227
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
228 self.__showHelp = not self.__helpTextRect.contains(evt.pos())
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
229 if evt.button() == Qt.LeftButton:
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
230 self.__mouseDown = True
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
231 self.__dragStartPoint = evt.pos()
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
232 self.__selectionBeforeDrag = QPolygon(self.__selection)
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
233 if not self.__selection.containsPoint(evt.pos(), Qt.WindingFill):
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
234 self.__newSelection = True
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
235 self.__selection = QPolygon()
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
236 else:
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
237 self.setCursor(Qt.ClosedHandCursor)
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
238 elif evt.button() == Qt.RightButton:
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
239 self.__newSelection = False
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
240 self.__selection = QPolygon()
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
241 self.setCursor(Qt.CrossCursor)
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
242 self.update()
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
243
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
244 def mouseMoveEvent(self, evt):
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
245 """
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
246 Protected method to handle mouse movements.
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
247
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
248 @param evt mouse move event (QMouseEvent)
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
249 """
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
250 shouldShowHelp = not self.__helpTextRect.contains(evt.pos())
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
251 if shouldShowHelp != self.__showHelp:
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
252 self.__showHelp = shouldShowHelp
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
253 self.update()
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
254
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
255 if self.__mouseDown:
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
256 if self.__newSelection:
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
257 p = evt.pos()
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
258 self.__selection.append(p)
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
259 else:
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
260 # moving the whole selection
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
261 p = evt.pos() - self.__pBefore # Offset
2993
4933ac9daa80 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
262 self.__pBefore = evt.pos() # save position for
4933ac9daa80 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
263 # next iteration
1772
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
264 self.__selection.translate(p)
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
265
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
266 self.update()
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
267 else:
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
268 if self.__selection.boundingRect().isEmpty():
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
269 return
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
270
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
271 if self.__selection.containsPoint(evt.pos(), Qt.WindingFill):
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
272 self.setCursor(Qt.OpenHandCursor)
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
273 else:
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
274 self.setCursor(Qt.CrossCursor)
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
275
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
276 def mouseReleaseEvent(self, evt):
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
277 """
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
278 Protected method to handle mouse button releases.
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
279
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
280 @param evt mouse release event (QMouseEvent)
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
281 """
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
282 self.__mouseDown = False
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
283 self.__newSelection = False
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
284 if self.__selection.containsPoint(evt.pos(), Qt.WindingFill):
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
285 self.setCursor(Qt.OpenHandCursor)
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
286 self.update()
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
287
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
288 def mouseDoubleClickEvent(self, evt):
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
289 """
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
290 Protected method to handle mouse double clicks.
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
291
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
292 @param evt mouse double click event (QMouseEvent)
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
293 """
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
294 self.__grabRegion()
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
295
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
296 def keyPressEvent(self, evt):
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
297 """
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
298 Protected method to handle key presses.
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
299
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
300 @param evt key press event (QKeyEvent)
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
301 """
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
302 if evt.key() == Qt.Key_Escape:
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
303 self.grabbed.emit(QPixmap())
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
304 elif evt.key() in [Qt.Key_Enter, Qt.Key_Return]:
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
305 self.__grabRegion()
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
306 else:
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
307 evt.ignore()
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
308
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
309 def __grabRegion(self):
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
310 """
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
311 Private method to grab the selected region (i.e. do the snapshot).
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
312 """
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
313 pol = QPolygon(self.__selection)
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
314 if not pol.isEmpty():
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
315 self.__grabbing = True
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
316
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
317 xOffset = self.__pixmap.rect().x() - pol.boundingRect().x()
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
318 yOffset = self.__pixmap.rect().y() - pol.boundingRect().y()
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
319 translatedPol = pol.translated(xOffset, yOffset)
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
320
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
321 pixmap2 = QPixmap(pol.boundingRect().size())
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
322 pixmap2.fill(Qt.transparent)
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
323
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
324 pt = QPainter()
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
325 pt.begin(pixmap2)
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
326 if pt.paintEngine().hasFeature(QPaintEngine.PorterDuff):
2993
4933ac9daa80 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
327 pt.setRenderHints(
3034
7ce719013078 Fixed various coding style issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3030
diff changeset
328 QPainter.Antialiasing |
7ce719013078 Fixed various coding style issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3030
diff changeset
329 QPainter.HighQualityAntialiasing |
2993
4933ac9daa80 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
330 QPainter.SmoothPixmapTransform,
1772
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
331 True)
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
332 pt.setBrush(Qt.black)
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
333 pt.setPen(QPen(QBrush(Qt.black), 0.5))
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
334 pt.drawPolygon(translatedPol)
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
335 pt.setCompositionMode(QPainter.CompositionMode_SourceIn)
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
336 else:
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
337 pt.setClipRegion(QRegion(translatedPol))
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
338 pt.setCompositionMode(QPainter.CompositionMode_Source)
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
339
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
340 pt.drawPixmap(pixmap2.rect(), self.__pixmap, pol.boundingRect())
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
341 pt.end()
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
342
f325dfdc8f6b Extended the snapshot tool to allow for the selection of a screen (for multi screen systems), elliptical selection and a freehand selection.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
343 self.grabbed.emit(pixmap2)

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