1 files changed, 75 insertions, 0 deletions
diff --git a/doc/codesnippets/doc/src/snippets/code/src_gui_graphicsview_qgraphicsscene.cpp b/doc/codesnippets/doc/src/snippets/code/src_gui_graphicsview_qgraphicsscene.cpp
new file mode 100644
index 000000000..6f251779b
--- /dev/null
+++ b/doc/codesnippets/doc/src/snippets/code/src_gui_graphicsview_qgraphicsscene.cpp
@@ -0,0 +1,75 @@
+//! [0]
+scene = QGraphicsScene()
+scene.addText("Hello, world!")
+
+view = QGraphicsView(&scene)
+view.show()
+//! [0]
+
+
+//! [1]
+scene = QGraphicsScene
+scene.addItem(...
+...
+printer = QPrinter(QPrinter.HighResolution)
+printer.setPaperSize(QPrinter.A4)
+
+painter = QPainter(printer)
+scene.render(&painter)
+//! [1]
+
+
+//! [2]
+segmentSize = sceneRect().size() / math.pow(2, depth - 1)
+//! [2]
+
+
+//! [3]
+scene = QGraphicsScene()
+view = QGraphicsView(scene)
+view.show()
+
+# a blue background
+scene.setBackgroundBrush(Qt.blue)
+
+# a gradient background
+gradient = QRadialGradient(0, 0, 10)
+gradient.setSpread(QGradient.RepeatSpread)
+scene.setBackgroundBrush(gradient)
+//! [3]
+
+
+//! [4]
+scene = QGraphicsScene()
+view = QGraphicsView(scene)
+view.show()
+
+# a white semi-transparent foreground
+scene.setForegroundBrush(QColor(255, 255, 255, 127))
+
+# a grid foreground
+scene.setForegroundBrush(QBrush(Qt.lightGray, Qt.CrossPattern))
+//! [4]
+
+
+//! [5]
+class TileScene (QGraphicsScene):
+    # ...
+    def rectForTile(x, y):
+        # Return the rectangle for the tile at position (x, y).
+        return QRectF(x * self.tileWidth, y * self.tileHeight, self.tileWidth, self.tileHeight)
+
+    def setTile(x, y, pixmap):
+        # Sets or replaces the tile at position (x, y) with pixmap.
+        if x >= 0 && x < self.numTilesH && y >= 0 && y < self.numTilesV:
+            self.tiles[y][x] = pixmap
+            invalidate(rectForTile(x, y), BackgroundLayer)
+
+    def drawBackground(painter, exposed):
+        # Draws all tiles that intersect the exposed area.
+        for y in range(0, self.numTilesV:
+            for x in range(0, self.numTilesH:
+                rect = rectForTile(x, y)
+                if exposed.intersects(rect):
+                    painter.drawPixmap(rect.topLeft(), tiles[y][x])
+//! [5]