mirror of
https://github.com/thorvg/thorvg.git
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88 lines
2.7 KiB
C++
88 lines
2.7 KiB
C++
/*
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* Copyright (c) 2020 - 2023 the ThorVG project. All rights reserved.
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#include "tvgCanvasImpl.h"
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#ifdef THORVG_GL_RASTER_SUPPORT
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#include "tvgGlRenderer.h"
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#else
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class GlRenderer : public RenderMethod
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{
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//Non Supported. Dummy Class */
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};
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#endif
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/************************************************************************/
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/* Internal Class Implementation */
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/************************************************************************/
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struct GlCanvas::Impl
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{
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};
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/************************************************************************/
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/* External Class Implementation */
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/************************************************************************/
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#ifdef THORVG_GL_RASTER_SUPPORT
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GlCanvas::GlCanvas() : Canvas(GlRenderer::gen()), pImpl(new Impl)
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#else
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GlCanvas::GlCanvas() : Canvas(nullptr), pImpl(new Impl)
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#endif
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{
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}
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GlCanvas::~GlCanvas()
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{
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delete(pImpl);
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}
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Result GlCanvas::target(uint32_t* buffer, uint32_t stride, uint32_t w, uint32_t h) noexcept
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{
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#ifdef THORVG_GL_RASTER_SUPPORT
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//We know renderer type, avoid dynamic_cast for performance.
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auto renderer = static_cast<GlRenderer*>(Canvas::pImpl->renderer);
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if (!renderer) return Result::MemoryCorruption;
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if (!renderer->target(buffer, stride, w, h)) return Result::Unknown;
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//Paints must be updated again with this new target.
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Canvas::pImpl->needRefresh();
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return Result::Success;
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#endif
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return Result::NonSupport;
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}
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unique_ptr<GlCanvas> GlCanvas::gen() noexcept
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{
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#ifdef THORVG_GL_RASTER_SUPPORT
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if (GlRenderer::init() <= 0) return nullptr;
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return unique_ptr<GlCanvas>(new GlCanvas);
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#endif
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return nullptr;
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}
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