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Diffstat (limited to 'modules/sksg/include/SkSGRenderNode.h')
-rw-r--r-- | modules/sksg/include/SkSGRenderNode.h | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/modules/sksg/include/SkSGRenderNode.h b/modules/sksg/include/SkSGRenderNode.h new file mode 100644 index 0000000000..4ca1aec616 --- /dev/null +++ b/modules/sksg/include/SkSGRenderNode.h @@ -0,0 +1,36 @@ +/* + * Copyright 2017 Google Inc. + * + * Use of this source code is governed by a BSD-style license that can be + * found in the LICENSE file. + */ + +#ifndef SkSGRenderNode_DEFINED +#define SkSGRenderNode_DEFINED + +#include "SkSGNode.h" + +class SkCanvas; + +namespace sksg { + +/** + * Base class for nodes which can render to a canvas. + */ +class RenderNode : public Node { +public: + // Render the node and its descendants to the canvas. + void render(SkCanvas*) const; + +protected: + RenderNode(); + + virtual void onRender(SkCanvas*) const = 0; + +private: + typedef Node INHERITED; +}; + +} // namespace sksg + +#endif // SkSGRenderNode_DEFINED |