1 files changed, 68 insertions, 0 deletions
diff --git a/chromium/third_party/skia/samplecode/SampleWritePixels.cpp b/chromium/third_party/skia/samplecode/SampleWritePixels.cpp
new file mode 100644
index 00000000000..f7829eaada5
--- /dev/null
+++ b/chromium/third_party/skia/samplecode/SampleWritePixels.cpp
@@ -0,0 +1,68 @@
+
+/*
+ * Copyright 2011 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+#include "SampleCode.h"
+#include "SkView.h"
+#include "SkCanvas.h"
+#include "SkCornerPathEffect.h"
+#include "SkCullPoints.h"
+#include "SkGradientShader.h"
+#include "SkPath.h"
+#include "SkRegion.h"
+#include "SkShader.h"
+#include "SkUtils.h"
+
+static void create_bitmap(SkBitmap* bitmap) {
+    const int W = 100;
+    const int H = 100;
+    bitmap->allocN32Pixels(W, H);
+
+    SkCanvas canvas(*bitmap);
+    canvas.drawColor(SK_ColorRED);
+    SkPaint paint;
+    paint.setColor(SK_ColorBLUE);
+    canvas.drawCircle(SkIntToScalar(W)/2, SkIntToScalar(H)/2, SkIntToScalar(W)/2, paint);
+}
+
+class WritePixelsView : public SampleView {
+    SkPath fPath;
+public:
+    WritePixelsView() {}
+
+protected:
+    // overrides from SkEventSink
+    virtual bool onQuery(SkEvent* evt) {
+        if (SampleCode::TitleQ(*evt)) {
+            SampleCode::TitleR(evt, "WritePixels");
+            return true;
+        }
+        return this->INHERITED::onQuery(evt);
+    }
+
+    virtual void onDrawContent(SkCanvas* canvas) {
+        SkBitmap bitmap;
+        create_bitmap(&bitmap);
+        int x = bitmap.width() / 2;
+        int y = bitmap.height() / 2;
+
+        SkBitmap subset;
+        bitmap.extractSubset(&subset, SkIRect::MakeXYWH(x, y, x, y));
+
+        canvas->translate(SkIntToScalar(20), SkIntToScalar(20));
+
+        canvas->writePixels(bitmap, 0, 0);
+        canvas->writePixels(subset, 0, 0);
+    }
+
+private:
+    typedef SampleView INHERITED;
+};
+
+//////////////////////////////////////////////////////////////////////////////
+
+static SkView* MyFactory() { return new WritePixelsView; }
+static SkViewRegister reg(MyFactory);