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Fixed scroll zoom on nonprimary monitor or in small window

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BOTFritz 2017-08-29 03:34:49 +00:00 committed by GitHub
parent 79f736139b
commit 511e4a6ac0
1 changed files with 4 additions and 3 deletions
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7
labelImg.py
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@ -815,9 +815,10 @@ class MainWindow(QMainWindow, WindowMixin):
# up and down analogous # up and down analogous
cursor = QCursor() cursor = QCursor()
pos = cursor.pos() pos = cursor.pos()
relative_pos = QWidget.mapFromGlobal(self, pos)
cursor_x = pos.x() cursor_x = relative_pos.x()
cursor_y = pos.y() cursor_y = relative_pos.y()
w = self.scrollArea.width() w = self.scrollArea.width()
h = self.scrollArea.height() h = self.scrollArea.height()
@ -828,7 +829,7 @@ class MainWindow(QMainWindow, WindowMixin):
move_x = (cursor_x - margin * w) / (w - 2 * margin * w) move_x = (cursor_x - margin * w) / (w - 2 * margin * w)
move_y = (cursor_y - margin * h) / (h - 2 * margin * h) move_y = (cursor_y - margin * h) / (h - 2 * margin * h)
# clamp the values form 0 to 1 # clamp the values from 0 to 1
move_x = min(max(move_x, 0), 1) move_x = min(max(move_x, 0), 1)
move_y = min(max(move_y, 0), 1) move_y = min(max(move_y, 0), 1)