1 files changed, 43 insertions, 0 deletions
diff --git a/src/pipe/utils/SamplePipeControllers.h b/src/pipe/utils/SamplePipeControllers.h
new file mode 100644
index 0000000000..ace6274bae
--- /dev/null
+++ b/src/pipe/utils/SamplePipeControllers.h
@@ -0,0 +1,43 @@
+/*
+ * Copyright 2012 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#include "SkBitmap.h"
+#include "SkGPipe.h"
+
+class SkCanvas;
+
+class PipeController : public SkGPipeController {
+public:
+    PipeController(SkCanvas* target);
+    virtual ~PipeController();
+    virtual void* requestBlock(size_t minRequest, size_t* actual) SK_OVERRIDE;
+    virtual void notifyWritten(size_t bytes) SK_OVERRIDE;
+protected:
+    const void* getData() { return (const char*) fBlock + fBytesWritten; }
+    SkGPipeReader fReader;
+private:
+    void* fBlock;
+    size_t fBlockSize;
+    size_t fBytesWritten;
+    SkGPipeReader::Status fStatus;
+};
+
+////////////////////////////////////////////////////////////////////////////////
+
+class TiledPipeController : public PipeController {
+public:
+    TiledPipeController(const SkBitmap&);
+    virtual ~TiledPipeController() {};
+    virtual void notifyWritten(size_t bytes) SK_OVERRIDE;
+private:
+    enum {
+        NumberOfTiles = 10
+    };
+    SkGPipeReader fReaders[NumberOfTiles - 1];
+    SkBitmap fBitmaps[NumberOfTiles];
+    typedef PipeController INHERITED;
+};