diff options
Diffstat (limited to 'doc/codesnippets/doc/src/snippets/code/src_gui_painting_qregion.cpp')
| -rw-r--r-- | doc/codesnippets/doc/src/snippets/code/src_gui_painting_qregion.cpp | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/doc/codesnippets/doc/src/snippets/code/src_gui_painting_qregion.cpp b/doc/codesnippets/doc/src/snippets/code/src_gui_painting_qregion.cpp new file mode 100644 index 000000000..b97cc2e4c --- /dev/null +++ b/doc/codesnippets/doc/src/snippets/code/src_gui_painting_qregion.cpp @@ -0,0 +1,13 @@ +//! [0] +class MyWidget (QWidget): + # ... + def paintEvent(self): + r1 = QRegion(QRect(100, 100, 200, 80), QRegion.Ellipse) # r1: elliptic region + ) + r2 = QRect(100, 120, 90, 30) # r2: rectangular region + r3 = r1.intersected(r2) # r3: intersection + + painter = QPainter(self) + painter.setClipRegion(r3) + ... # paint clipped graphics +//! [0] |