eric6/Snapshot/SnapshotRegionGrabber.py

Sun, 02 Feb 2020 11:04:32 +0100

author
Detlev Offenbach <detlev@die-offenbachs.de>
date
Sun, 02 Feb 2020 11:04:32 +0100
changeset 7380
c99320e859ca
parent 7360
9190402e4505
child 7628
f904d0eef264
permissions
-rw-r--r--

Fixed an issue related to showing the application name in the menu bar of Gnome desktop under Wayland.

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1 # -*- coding: utf-8 -*-
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2
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3 # Copyright (c) 2012 - 2020 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 rectangular snapshot region.
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8 """
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9
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10
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11 from PyQt5.QtCore import pyqtSignal, Qt, QRect, QPoint, QTimer, QLocale
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12 from PyQt5.QtGui import (
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13 QPixmap, QColor, QRegion, QPainter, QPalette, QPaintEngine, QPen, QBrush
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14 )
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15 from PyQt5.QtWidgets import QWidget, QApplication, QToolTip
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16
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17
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18 def drawRect(painter, rect, outline, fill=None):
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19 """
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20 Module function to draw a rectangle with the given parameters.
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21
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22 @param painter reference to the painter to be used (QPainter)
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23 @param rect rectangle to be drawn (QRect)
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24 @param outline color of the outline (QColor)
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25 @param fill fill color (QColor)
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26 """
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27 clip = QRegion(rect)
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28 clip = clip.subtracted(QRegion(rect.adjusted(1, 1, -1, -1)))
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29
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30 painter.save()
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31 painter.setClipRegion(clip)
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32 painter.setPen(Qt.NoPen)
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33 painter.setBrush(outline)
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34 painter.drawRect(rect)
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35 if fill is not None and fill.isValid():
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36 painter.setClipping(False)
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37 painter.setBrush(fill)
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38 painter.drawRect(rect.adjusted(1, 1, -1, -1))
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39 painter.restore()
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40
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41
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42 class SnapshotRegionGrabber(QWidget):
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43 """
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44 Class implementing a grabber widget for a rectangular snapshot region.
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45
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46 @signal grabbed(QPixmap) emitted after the region was grabbed
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47 """
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48 grabbed = pyqtSignal(QPixmap)
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49
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50 StrokeMask = 0
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51 FillMask = 1
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52
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53 Rectangle = 0
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54 Ellipse = 1
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55
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56 def __init__(self, mode=Rectangle):
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57 """
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58 Constructor
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59
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60 @param mode region grabber mode (SnapshotRegionGrabber.Rectangle or
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61 SnapshotRegionGrabber.Ellipse)
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62 """
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63 super(SnapshotRegionGrabber, self).__init__(
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64 None,
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65 Qt.X11BypassWindowManagerHint | Qt.WindowStaysOnTopHint |
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66 Qt.FramelessWindowHint | Qt.Tool)
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67
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68 assert mode in [SnapshotRegionGrabber.Rectangle,
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69 SnapshotRegionGrabber.Ellipse]
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70 self.__mode = mode
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71
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72 self.__selection = QRect()
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73 self.__mouseDown = False
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74 self.__newSelection = False
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75 self.__handleSize = 10
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76 self.__mouseOverHandle = None
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77 self.__showHelp = True
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78 self.__grabbing = False
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79 self.__dragStartPoint = QPoint()
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80 self.__selectionBeforeDrag = QRect()
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81 self.__locale = QLocale()
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82
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83 # naming conventions for handles
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84 # T top, B bottom, R Right, L left
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85 # 2 letters: a corner
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86 # 1 letter: the handle on the middle of the corresponding side
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87 self.__TLHandle = QRect(0, 0, self.__handleSize, self.__handleSize)
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88 self.__TRHandle = QRect(0, 0, self.__handleSize, self.__handleSize)
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89 self.__BLHandle = QRect(0, 0, self.__handleSize, self.__handleSize)
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90 self.__BRHandle = QRect(0, 0, self.__handleSize, self.__handleSize)
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91 self.__LHandle = QRect(0, 0, self.__handleSize, self.__handleSize)
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92 self.__THandle = QRect(0, 0, self.__handleSize, self.__handleSize)
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93 self.__RHandle = QRect(0, 0, self.__handleSize, self.__handleSize)
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94 self.__BHandle = QRect(0, 0, self.__handleSize, self.__handleSize)
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95 self.__handles = [self.__TLHandle, self.__TRHandle, self.__BLHandle,
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96 self.__BRHandle, self.__LHandle, self.__THandle,
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97 self.__RHandle, self.__BHandle]
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98 self.__helpTextRect = QRect()
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99 self.__helpText = self.tr(
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100 "Select a region using the mouse. To take the snapshot, press"
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101 " the Enter key or double click. Press Esc to quit.")
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102
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103 self.__pixmap = QPixmap()
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104
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105 self.setMouseTracking(True)
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106
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107 QTimer.singleShot(200, self.__initialize)
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108
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109 def __initialize(self):
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110 """
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111 Private slot to initialize the rest of the widget.
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112 """
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113 self.__desktop = QApplication.desktop()
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114 x = self.__desktop.x()
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115 y = self.__desktop.y()
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116 self.__pixmap = QApplication.screens()[0].grabWindow(
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117 self.__desktop.winId(), x, y,
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118 self.__desktop.width(), self.__desktop.height())
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119 self.resize(self.__pixmap.size())
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120 self.move(x, y)
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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: 1770
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121 self.setCursor(Qt.CrossCursor)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1770
diff changeset
122 self.show()
1770
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parents:
diff changeset
123
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: 1770
diff changeset
124 self.grabMouse()
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1770
diff changeset
125 self.grabKeyboard()
4692
7b3b75d494c8 Fixed an issue with the snapshot tool not reacting on keyboard input while grabbing on Windows.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4689
diff changeset
126 self.activateWindow()
1770
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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127
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
128 def paintEvent(self, evt):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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129 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
130 Protected method handling paint events.
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
131
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132 @param evt paint event (QPaintEvent)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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133 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
134 if self.__grabbing: # grabWindow() should just get the background
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parents:
diff changeset
135 return
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
136
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
137 painter = QPainter(self)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
138 pal = QPalette(QToolTip.palette())
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
139 font = QToolTip.font()
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
140
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
141 handleColor = pal.color(QPalette.Active, QPalette.Highlight)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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142 handleColor.setAlpha(160)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
143 overlayColor = QColor(0, 0, 0, 160)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
144 textColor = pal.color(QPalette.Active, QPalette.Text)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
145 textBackgroundColor = pal.color(QPalette.Active, QPalette.Base)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
146 painter.drawPixmap(0, 0, self.__pixmap)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
147 painter.setFont(font)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
148
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Detlev Offenbach <detlev@die-offenbachs.de>
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diff changeset
149 r = QRect(self.__selection)
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parents:
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150 if not self.__selection.isNull():
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parents:
diff changeset
151 grey = QRegion(self.rect())
1772
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parents: 1770
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152 if self.__mode == SnapshotRegionGrabber.Ellipse:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1770
diff changeset
153 reg = QRegion(r, QRegion.Ellipse)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1770
diff changeset
154 else:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1770
diff changeset
155 reg = QRegion(r)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1770
diff changeset
156 grey = grey.subtracted(reg)
1770
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
157 painter.setClipRegion(grey)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
158 painter.setPen(Qt.NoPen)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
159 painter.setBrush(overlayColor)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
160 painter.drawRect(self.rect())
1772
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1770
diff changeset
161 painter.setClipRect(self.rect())
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
162 drawRect(painter, r, handleColor)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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163
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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164 if self.__showHelp:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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165 painter.setPen(textColor)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
166 painter.setBrush(textBackgroundColor)
2993
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
167 self.__helpTextRect = painter.boundingRect(
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
168 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
169 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
170 -self.__desktop.x(), -self.__desktop.y())
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171 self.__helpTextRect.adjust(-2, -2, 4, 2)
2993
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
172 drawRect(painter, self.__helpTextRect, textColor,
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
173 textBackgroundColor)
3030
4a0a82ddd9d2 Fixed a bunch of visible indentation issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2993
diff changeset
174 painter.drawText(
4a0a82ddd9d2 Fixed a bunch of visible indentation issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2993
diff changeset
175 self.__helpTextRect.adjusted(3, 3, -3, -3),
1770
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
176 Qt.TextWordWrap, self.__helpText)
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177
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Detlev Offenbach <detlev@die-offenbachs.de>
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178 if self.__selection.isNull():
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
179 return
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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180
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parents:
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181 # The grabbed region is everything which is covered by the drawn
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parents:
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182 # rectangles (border included). This means that there is no 0px
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
183 # selection, since a 0px wide rectangle will always be drawn as a line.
4689
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Detlev Offenbach <detlev@die-offenbachs.de>
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184 txt = "{0}, {1} ({2} x {3})".format(
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4631
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185 self.__locale.toString(self.__selection.x()),
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4631
diff changeset
186 self.__locale.toString(self.__selection.y()),
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4631
diff changeset
187 self.__locale.toString(self.__selection.width()),
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4631
diff changeset
188 self.__locale.toString(self.__selection.height())
957339210f40 Fixed the locale handling in the snapshot tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4631
diff changeset
189 )
1770
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Detlev Offenbach <detlev@die-offenbachs.de>
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diff changeset
190 textRect = painter.boundingRect(self.rect(), Qt.AlignLeft, txt)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
191 boundingRect = textRect.adjusted(-4, 0, 0, 0)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
192
7259
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
193 if (
7c017076c12e Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
194 textRect.width() < r.width() - 2 * self.__handleSize and
7c017076c12e Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
195 textRect.height() < r.height() - 2 * self.__handleSize and
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
196 r.width() > 100 and
7c017076c12e Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
197 r.height() > 100
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
198 ):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
199 # center, unsuitable for small selections
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
200 boundingRect.moveCenter(r.center())
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
201 textRect.moveCenter(r.center())
7259
7c017076c12e Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
202 elif (
7c017076c12e Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
203 r.y() - 3 > textRect.height() and
7c017076c12e Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
204 r.x() + textRect.width() < self.rect().width()
7c017076c12e Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
205 ):
1770
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
206 # on top, left aligned
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
207 boundingRect.moveBottomLeft(QPoint(r.x(), r.y() - 3))
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
208 textRect.moveBottomLeft(QPoint(r.x() + 2, r.y() - 3))
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
209 elif r.x() - 3 > textRect.width():
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
210 # left, top aligned
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
211 boundingRect.moveTopRight(QPoint(r.x() - 3, r.y()))
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
212 textRect.moveTopRight(QPoint(r.x() - 5, r.y()))
7259
7c017076c12e Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
213 elif (
7c017076c12e Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
214 r.bottom() + 3 + textRect.height() < self.rect().bottom() and
7c017076c12e Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
215 r.right() > textRect.width()
7c017076c12e Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
216 ):
1770
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
217 # at bottom, right aligned
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
218 boundingRect.moveTopRight(QPoint(r.right(), r.bottom() + 3))
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
219 textRect.moveTopRight(QPoint(r.right() - 2, r.bottom() + 3))
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
220 elif r.right() + textRect.width() + 3 < self.rect().width():
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
221 # right, bottom aligned
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
222 boundingRect.moveBottomLeft(QPoint(r.right() + 3, r.bottom()))
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
223 textRect.moveBottomLeft(QPoint(r.right() + 5, r.bottom()))
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
224
2993
4933ac9daa80 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
225 # 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
226 # tiny screen...
1770
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
227 drawRect(painter, boundingRect, textColor, textBackgroundColor)
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
228 painter.drawText(textRect, Qt.AlignHCenter, txt)
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
229
7259
7c017076c12e Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
230 if (
7c017076c12e Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
231 (r.height() > self.__handleSize * 2 and
7c017076c12e Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
232 r.width() > self.__handleSize * 2) or
7c017076c12e Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
233 not self.__mouseDown
7c017076c12e Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
234 ):
1770
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
235 self.__updateHandles()
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
236 painter.setPen(Qt.NoPen)
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
237 painter.setBrush(handleColor)
2993
4933ac9daa80 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
238 painter.setClipRegion(
4933ac9daa80 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
239 self.__handleMask(SnapshotRegionGrabber.StrokeMask))
1770
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
240 painter.drawRect(self.rect())
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
241 handleColor.setAlpha(60)
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
242 painter.setBrush(handleColor)
2993
4933ac9daa80 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
243 painter.setClipRegion(
4933ac9daa80 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
244 self.__handleMask(SnapshotRegionGrabber.FillMask))
1770
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
245 painter.drawRect(self.rect())
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
246
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
247 def resizeEvent(self, evt):
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
248 """
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
249 Protected method to handle resize events.
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
250
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
251 @param evt resize event (QResizeEvent)
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
252 """
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
253 if self.__selection.isNull():
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
254 return
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
255
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
256 r = QRect(self.__selection)
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
257 r.setTopLeft(self.__limitPointToRect(r.topLeft(), self.rect()))
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
258 r.setBottomRight(self.__limitPointToRect(r.bottomRight(), self.rect()))
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
259 if r.width() <= 1 or r.height() <= 1:
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
260 # This just results in ugly drawing...
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
261 self.__selection = QRect()
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
262 else:
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
263 self.__selection = self.__normalizeSelection(r)
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
264
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
265 def mousePressEvent(self, evt):
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
266 """
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
267 Protected method to handle mouse button presses.
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
268
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
269 @param evt mouse press event (QMouseEvent)
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
270 """
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
271 self.__showHelp = not self.__helpTextRect.contains(evt.pos())
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
272 if evt.button() == Qt.LeftButton:
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
273 self.__mouseDown = True
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
274 self.__dragStartPoint = evt.pos()
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
275 self.__selectionBeforeDrag = QRect(self.__selection)
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
276 if not self.__selection.contains(evt.pos()):
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
277 self.__newSelection = True
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
278 self.__selection = QRect()
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
279 else:
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
280 self.setCursor(Qt.ClosedHandCursor)
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
281 elif evt.button() == Qt.RightButton:
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
282 self.__newSelection = False
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
283 self.__selection = QRect()
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
284 self.setCursor(Qt.CrossCursor)
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
285 self.update()
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
286
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
287 def mouseMoveEvent(self, evt):
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
288 """
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
289 Protected method to handle mouse movements.
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
290
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
291 @param evt mouse move event (QMouseEvent)
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
292 """
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
293 shouldShowHelp = not self.__helpTextRect.contains(evt.pos())
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
294 if shouldShowHelp != self.__showHelp:
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
295 self.__showHelp = shouldShowHelp
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
296 self.update()
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
297
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
298 if self.__mouseDown:
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
299 if self.__newSelection:
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
300 p = evt.pos()
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
301 r = self.rect()
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
302 self.__selection = self.__normalizeSelection(
2993
4933ac9daa80 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
303 QRect(self.__dragStartPoint,
4933ac9daa80 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
304 self.__limitPointToRect(p, r)))
1770
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
305 elif self.__mouseOverHandle is None:
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
306 # moving the whole selection
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
307 r = self.rect().normalized()
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
308 s = self.__selectionBeforeDrag.normalized()
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
309 p = s.topLeft() + evt.pos() - self.__dragStartPoint
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
310 r.setBottomRight(
3034
7ce719013078 Fixed various coding style issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3030
diff changeset
311 r.bottomRight() - QPoint(s.width(), s.height()) +
3030
4a0a82ddd9d2 Fixed a bunch of visible indentation issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2993
diff changeset
312 QPoint(1, 1))
1770
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
313 if not r.isNull() and r.isValid():
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
314 self.__selection.moveTo(self.__limitPointToRect(p, r))
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
315 else:
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
316 # dragging a handle
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
317 r = QRect(self.__selectionBeforeDrag)
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
318 offset = evt.pos() - self.__dragStartPoint
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
319
7259
7c017076c12e Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
320 if self.__mouseOverHandle in [
7c017076c12e Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
321 self.__TLHandle, self.__THandle, self.__TRHandle]:
1770
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
322 r.setTop(r.top() + offset.y())
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
323
7259
7c017076c12e Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
324 if self.__mouseOverHandle in [
7c017076c12e Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
325 self.__TLHandle, self.__LHandle, self.__BLHandle]:
1770
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
326 r.setLeft(r.left() + offset.x())
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
327
7259
7c017076c12e Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
328 if self.__mouseOverHandle in [
7c017076c12e Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
329 self.__BLHandle, self.__BHandle, self.__BRHandle]:
1770
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
330 r.setBottom(r.bottom() + offset.y())
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
331
7259
7c017076c12e Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
332 if self.__mouseOverHandle in [
7c017076c12e Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
333 self.__TRHandle, self.__RHandle, self.__BRHandle]:
1770
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
334 r.setRight(r.right() + offset.x())
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
335
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
336 r.setTopLeft(self.__limitPointToRect(r.topLeft(), self.rect()))
2993
4933ac9daa80 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
337 r.setBottomRight(
4933ac9daa80 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
338 self.__limitPointToRect(r.bottomRight(), self.rect()))
1770
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
339 self.__selection = self.__normalizeSelection(r)
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
340
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
341 self.update()
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
342 else:
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
343 if self.__selection.isNull():
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
344 return
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
345
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
346 found = False
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
347 for r in self.__handles:
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
348 if r.contains(evt.pos()):
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
349 self.__mouseOverHandle = r
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
350 found = True
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
351 break
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
352
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
353 if not found:
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
354 self.__mouseOverHandle = None
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
355 if self.__selection.contains(evt.pos()):
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
356 self.setCursor(Qt.OpenHandCursor)
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
357 else:
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
358 self.setCursor(Qt.CrossCursor)
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
359 else:
2993
4933ac9daa80 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
360 if self.__mouseOverHandle in [self.__TLHandle,
4933ac9daa80 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
361 self.__BRHandle]:
1770
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
362 self.setCursor(Qt.SizeFDiagCursor)
2993
4933ac9daa80 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
363 elif self.__mouseOverHandle in [self.__TRHandle,
4933ac9daa80 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
364 self.__BLHandle]:
1770
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
365 self.setCursor(Qt.SizeBDiagCursor)
2993
4933ac9daa80 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
366 elif self.__mouseOverHandle in [self.__LHandle,
4933ac9daa80 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
367 self.__RHandle]:
1770
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
368 self.setCursor(Qt.SizeHorCursor)
2993
4933ac9daa80 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
369 elif self.__mouseOverHandle in [self.__THandle,
4933ac9daa80 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
370 self.__BHandle]:
1770
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
371 self.setCursor(Qt.SizeVerCursor)
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
372
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
373 def mouseReleaseEvent(self, evt):
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
374 """
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
375 Protected method to handle mouse button releases.
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
376
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
377 @param evt mouse release event (QMouseEvent)
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
378 """
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
379 self.__mouseDown = False
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
380 self.__newSelection = False
7259
7c017076c12e Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
381 if (
7c017076c12e Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
382 self.__mouseOverHandle is None and
7c017076c12e Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
383 self.__selection.contains(evt.pos())
7c017076c12e Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
384 ):
1770
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
385 self.setCursor(Qt.OpenHandCursor)
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
386 self.update()
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
387
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
388 def mouseDoubleClickEvent(self, evt):
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
389 """
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
390 Protected method to handle mouse double clicks.
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
391
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
392 @param evt mouse double click event (QMouseEvent)
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
393 """
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
394 self.__grabRect()
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
395
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
396 def keyPressEvent(self, evt):
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
397 """
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
398 Protected method to handle key presses.
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
399
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
400 @param evt key press event (QKeyEvent)
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
401 """
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
402 if evt.key() == Qt.Key_Escape:
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
403 self.grabbed.emit(QPixmap())
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
404 elif evt.key() in [Qt.Key_Enter, Qt.Key_Return]:
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
405 self.__grabRect()
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
406 else:
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
407 evt.ignore()
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
408
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
409 def __updateHandles(self):
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
410 """
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
411 Private method to update the handles.
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
412 """
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
413 r = QRect(self.__selection)
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
414 s2 = self.__handleSize // 2
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
415
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
416 self.__TLHandle.moveTopLeft(r.topLeft())
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
417 self.__TRHandle.moveTopRight(r.topRight())
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
418 self.__BLHandle.moveBottomLeft(r.bottomLeft())
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
419 self.__BRHandle.moveBottomRight(r.bottomRight())
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
420
5664
9b318fcb1ee2 Removed some code complexity issues detected by the new complexity checker.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 5653
diff changeset
421 self.__LHandle.moveTopLeft(
9b318fcb1ee2 Removed some code complexity issues detected by the new complexity checker.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 5653
diff changeset
422 QPoint(r.x(), r.y() + r.height() // 2 - s2))
9b318fcb1ee2 Removed some code complexity issues detected by the new complexity checker.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 5653
diff changeset
423 self.__THandle.moveTopLeft(
9b318fcb1ee2 Removed some code complexity issues detected by the new complexity checker.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 5653
diff changeset
424 QPoint(r.x() + r.width() // 2 - s2, r.y()))
2993
4933ac9daa80 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
425 self.__RHandle.moveTopRight(
4933ac9daa80 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
426 QPoint(r.right(), r.y() + r.height() // 2 - s2))
4933ac9daa80 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
427 self.__BHandle.moveBottomLeft(
4933ac9daa80 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
428 QPoint(r.x() + r.width() // 2 - s2, r.bottom()))
1770
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
429
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
430 def __handleMask(self, maskType):
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
431 """
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
432 Private method to calculate the handle mask.
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
433
2993
4933ac9daa80 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
434 @param maskType type of the mask to be used
4933ac9daa80 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
435 (SnapshotRegionGrabber.FillMask or
1770
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
436 SnapshotRegionGrabber.StrokeMask)
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
437 @return calculated mask (QRegion)
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
438 """
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
439 mask = QRegion()
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
440 for rect in self.__handles:
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
441 if maskType == SnapshotRegionGrabber.StrokeMask:
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
442 r = QRegion(rect)
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
443 mask += r.subtracted(QRegion(rect.adjusted(1, 1, -1, -1)))
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
444 else:
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
445 mask += QRegion(rect.adjusted(1, 1, -1, -1))
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
446 return mask
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
447
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
448 def __limitPointToRect(self, point, rect):
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
449 """
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
450 Private method to limit the given point to the given rectangle.
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
451
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
452 @param point point to be limited (QPoint)
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
453 @param rect rectangle the point shall be limited to (QRect)
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
454 @return limited point (QPoint)
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
455 """
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
456 q = QPoint()
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
457 if point.x() < rect.x():
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
458 q.setX(rect.x())
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
459 elif point.x() < rect.right():
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
460 q.setX(point.x())
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
461 else:
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
462 q.setX(rect.right())
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
463 if point.y() < rect.y():
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
464 q.setY(rect.y())
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
465 elif point.y() < rect.bottom():
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
466 q.setY(point.y())
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
467 else:
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
468 q.setY(rect.bottom())
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
469 return q
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
470
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
471 def __normalizeSelection(self, sel):
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
472 """
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
473 Private method to normalize the given selection.
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
474
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
475 @param sel selection to be normalized (QRect)
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
476 @return normalized selection (QRect)
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
477 """
3034
7ce719013078 Fixed various coding style issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3030
diff changeset
478 rect = QRect(sel)
7ce719013078 Fixed various coding style issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3030
diff changeset
479 if rect.width() <= 0:
7ce719013078 Fixed various coding style issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3030
diff changeset
480 left = rect.left()
7ce719013078 Fixed various coding style issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3030
diff changeset
481 width = rect.width()
7ce719013078 Fixed various coding style issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3030
diff changeset
482 rect.setLeft(left + width - 1)
7ce719013078 Fixed various coding style issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3030
diff changeset
483 rect.setRight(left)
7ce719013078 Fixed various coding style issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3030
diff changeset
484 if rect.height() <= 0:
7ce719013078 Fixed various coding style issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3030
diff changeset
485 top = rect.top()
7ce719013078 Fixed various coding style issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3030
diff changeset
486 height = rect.height()
7ce719013078 Fixed various coding style issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3030
diff changeset
487 rect.setTop(top + height - 1)
7ce719013078 Fixed various coding style issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3030
diff changeset
488 rect.setBottom(top)
7ce719013078 Fixed various coding style issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3030
diff changeset
489 return rect
1770
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
490
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
491 def __grabRect(self):
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
492 """
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
493 Private method to grab the selected rectangle (i.e. do the snapshot).
c17e67e69ef5 Added a tool to take screenshots (fullscreen or rectangular selection).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
494 """
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: 1770
diff changeset
495 if self.__mode == SnapshotRegionGrabber.Ellipse:
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: 1770
diff changeset
496 ell = QRegion(self.__selection, QRegion.Ellipse)
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: 1770
diff changeset
497 if not ell.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: 1770
diff changeset
498 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: 1770
diff changeset
499
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: 1770
diff changeset
500 xOffset = self.__pixmap.rect().x() - ell.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: 1770
diff changeset
501 yOffset = self.__pixmap.rect().y() - ell.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: 1770
diff changeset
502 translatedEll = ell.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: 1770
diff changeset
503
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: 1770
diff changeset
504 pixmap2 = QPixmap(ell.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: 1770
diff changeset
505 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: 1770
diff changeset
506
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: 1770
diff changeset
507 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: 1770
diff changeset
508 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: 1770
diff changeset
509 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
510 pt.setRenderHints(
3034
7ce719013078 Fixed various coding style issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3030
diff changeset
511 QPainter.Antialiasing |
7ce719013078 Fixed various coding style issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3030
diff changeset
512 QPainter.HighQualityAntialiasing |
2993
4933ac9daa80 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
513 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: 1770
diff changeset
514 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: 1770
diff changeset
515 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: 1770
diff changeset
516 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: 1770
diff changeset
517 pt.drawEllipse(translatedEll.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: 1770
diff changeset
518 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: 1770
diff changeset
519 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: 1770
diff changeset
520 pt.setClipRegion(translatedEll)
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: 1770
diff changeset
521 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: 1770
diff changeset
522
2993
4933ac9daa80 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
523 pt.drawPixmap(pixmap2.rect(), self.__pixmap,
4933ac9daa80 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
524 ell.boundingRect())
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: 1770
diff changeset
525 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: 1770
diff changeset
526
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: 1770
diff changeset
527 self.grabbed.emit(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: 1770
diff changeset
528 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: 1770
diff changeset
529 r = QRect(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: 1770
diff changeset
530 if not r.isNull() and r.isValid():
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: 1770
diff changeset
531 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: 1770
diff changeset
532 self.grabbed.emit(self.__pixmap.copy(r))

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