Use ThorVG instead of NanoSVG for importing SVGs

ThorVG is a platform-independent portable library for drawing vector-based
scene and animation.

Co-authored-by: Rémi Verschelde <rverschelde@gmail.com>

1 files changed, 81 insertions, 0 deletions

diff --git a/thirdparty/thorvg/src/lib/sw_engine/tvgSwRenderer.h b/thirdparty/thorvg/src/lib/sw_engine/tvgSwRenderer.h
new file mode 100644
index 0000000000..3f883ac409
--- /dev/null
+++ b/thirdparty/thorvg/src/lib/sw_engine/tvgSwRenderer.h
@@ -0,0 +1,81 @@
+/*
+ * Copyright (c) 2020-2021 Samsung Electronics Co., Ltd. All rights reserved.
+
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+#ifndef _TVG_SW_RENDERER_H_
+#define _TVG_SW_RENDERER_H_
+
+#include "tvgRender.h"
+
+struct SwSurface;
+struct SwTask;
+struct SwCompositor;
+struct SwMpool;
+
+namespace tvg
+{
+
+class SwRenderer : public RenderMethod
+{
+public:
+    RenderData prepare(const Shape& shape, RenderData data, const RenderTransform* transform, uint32_t opacity, Array<RenderData>& clips, RenderUpdateFlag flags) override;
+    RenderData prepare(Surface* image, RenderData data, const RenderTransform* transform, uint32_t opacity, Array<RenderData>& clips, RenderUpdateFlag flags) override;
+    bool preRender() override;
+    bool renderShape(RenderData data) override;
+    bool renderImage(RenderData data) override;
+    bool postRender() override;
+    bool dispose(RenderData data) override;
+    RenderRegion region(RenderData data) override;
+    RenderRegion viewport() override;
+    bool viewport(const RenderRegion& vp) override;
+
+    bool clear() override;
+    bool sync() override;
+    bool target(uint32_t* buffer, uint32_t stride, uint32_t w, uint32_t h, uint32_t cs);
+    bool mempool(bool shared);
+
+    Compositor* target(const RenderRegion& region) override;
+    bool beginComposite(Compositor* cmp, CompositeMethod method, uint32_t opacity) override;
+    bool endComposite(Compositor* cmp) override;
+    void clearCompositors();
+
+    static SwRenderer* gen();
+    static bool init(uint32_t threads);
+    static int32_t init();
+    static bool term();
+
+private:
+    SwSurface*           surface = nullptr;           //active surface
+    Array<SwTask*>       tasks;                       //async task list
+    Array<SwSurface*>    compositors;                 //render targets cache list
+    SwMpool*             mpool;                       //private memory pool
+    RenderRegion         vport;                       //viewport
+
+    bool                 sharedMpool = true;          //memory-pool behavior policy
+
+    SwRenderer();
+    ~SwRenderer();
+
+    RenderData prepareCommon(SwTask* task, const RenderTransform* transform, uint32_t opacity, const Array<RenderData>& clips, RenderUpdateFlag flags);
+};
+
+}
+
+#endif /* _TVG_SW_RENDERER_H_ */