Initial SVG model

experimental/svg/model/SkSVGContainer.h

+/*
+ * Copyright 2016 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#ifndef SkSVGContainer_DEFINED
+#define SkSVGContainer_DEFINED
+
+#include "SkSVGTransformableNode.h"
+#include "SkTArray.h"
+
+class SkSVGContainer : public SkSVGTransformableNode {
+public:
+    virtual ~SkSVGContainer() = default;
+
+    void appendChild(sk_sp<SkSVGNode>) override;
+
+protected:
+    SkSVGContainer(SkSVGTag);
+
+    void onRender(SkCanvas*, const SkSVGRenderContext&) const override;
+
+private:
+    SkSTArray<1, sk_sp<SkSVGNode>, true> fChildren;
+
+    typedef SkSVGTransformableNode INHERITED;
+};
+
+#endif // SkSVGSVG_DEFINED