Smallest possible desktop application that uses Skia to render stuff.

experimental/SkiaExamples/BaseExample.h

Index: experimental/SkiaExamples/BaseExample.h
diff --git a/experimental/SkiaExamples/BaseExample.h b/experimental/SkiaExamples/BaseExample.h
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+/*
+ * Copyright 2013 Google Inc.
+ *
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ *
+ */
+
+#ifndef BaseExample_DEFINED
+#define BaseExample_DEFINED
+
+#include "SkWindow.h"
+
+class GrContext;
+class GrGLInterface;
+class GrRenderTarget;
+class SkCanvas;
+
+class BaseExample : public SkOSWindow {
+public:
+    enum DeviceType {
+        kRaster_DeviceType,
+        kGPU_DeviceType,
+    };
+    BaseExample(void* hWnd, int argc, char** argv);
+    ~BaseExample();
+
+    // Changes the device type of the object.
+    void setupBackend(DeviceType type);
+
+    DeviceType getDeviceType() const { return fType; }
+
+protected:
+    // Your class should override this method to do its thing.
+    virtual void draw(SkCanvas* canvas) SK_OVERRIDE;
+
+    SkCanvas* createCanvas() SK_OVERRIDE;
+
+private:
+    DeviceType fType;
+
+
+    GrContext* fContext;
+    GrRenderTarget* fRenderTarget;
+    GrGLInterface* fInterface;
+    typedef SkOSWindow INHERITED;
+};
+#endif
+