| // Copyright 2014 The PDFium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
| |
| #ifndef CORE_FXGE_AGG_FX_AGG_DRIVER_H_ |
| #define CORE_FXGE_AGG_FX_AGG_DRIVER_H_ |
| |
| #include <memory> |
| #include <vector> |
| |
| #include "build/build_config.h" |
| #include "core/fxcrt/retain_ptr.h" |
| #include "core/fxge/cfx_fillrenderoptions.h" |
| #include "core/fxge/renderdevicedriver_iface.h" |
| |
| #if BUILDFLAG(IS_APPLE) |
| #include "core/fxcrt/unowned_ptr_exclusion.h" |
| #endif |
| |
| class CFX_ClipRgn; |
| class CFX_GraphStateData; |
| class CFX_Matrix; |
| class CFX_Path; |
| |
| namespace pdfium { |
| |
| namespace agg { |
| class rasterizer_scanline_aa; |
| } // namespace agg |
| |
| class CFX_AggDeviceDriver final : public RenderDeviceDriverIface { |
| public: |
| CFX_AggDeviceDriver(RetainPtr<CFX_DIBitmap> pBitmap, |
| bool bRgbByteOrder, |
| RetainPtr<CFX_DIBitmap> pBackdropBitmap, |
| bool bGroupKnockout); |
| ~CFX_AggDeviceDriver() override; |
| |
| void InitPlatform(); |
| void DestroyPlatform(); |
| |
| // RenderDeviceDriverIface: |
| DeviceType GetDeviceType() const override; |
| int GetDeviceCaps(int caps_id) const override; |
| void SaveState() override; |
| void RestoreState(bool bKeepSaved) override; |
| bool SetClip_PathFill(const CFX_Path& path, |
| const CFX_Matrix* pObject2Device, |
| const CFX_FillRenderOptions& fill_options) override; |
| bool SetClip_PathStroke(const CFX_Path& path, |
| const CFX_Matrix* pObject2Device, |
| const CFX_GraphStateData* pGraphState) override; |
| bool DrawPath(const CFX_Path& path, |
| const CFX_Matrix* pObject2Device, |
| const CFX_GraphStateData* pGraphState, |
| uint32_t fill_color, |
| uint32_t stroke_color, |
| const CFX_FillRenderOptions& fill_options, |
| BlendMode blend_type) override; |
| bool FillRectWithBlend(const FX_RECT& rect, |
| uint32_t fill_color, |
| BlendMode blend_type) override; |
| bool GetClipBox(FX_RECT* pRect) override; |
| bool GetDIBits(const RetainPtr<CFX_DIBitmap>& pBitmap, |
| int left, |
| int top) override; |
| RetainPtr<CFX_DIBitmap> GetBackDrop() override; |
| bool SetDIBits(const RetainPtr<CFX_DIBBase>& pBitmap, |
| uint32_t argb, |
| const FX_RECT& src_rect, |
| int left, |
| int top, |
| BlendMode blend_type) override; |
| bool StretchDIBits(const RetainPtr<CFX_DIBBase>& pSource, |
| uint32_t argb, |
| int dest_left, |
| int dest_top, |
| int dest_width, |
| int dest_height, |
| const FX_RECT* pClipRect, |
| const FXDIB_ResampleOptions& options, |
| BlendMode blend_type) override; |
| bool StartDIBits(const RetainPtr<CFX_DIBBase>& pSource, |
| int bitmap_alpha, |
| uint32_t argb, |
| const CFX_Matrix& matrix, |
| const FXDIB_ResampleOptions& options, |
| std::unique_ptr<CFX_ImageRenderer>* handle, |
| BlendMode blend_type) override; |
| bool ContinueDIBits(CFX_ImageRenderer* handle, |
| PauseIndicatorIface* pPause) override; |
| bool DrawDeviceText(pdfium::span<const TextCharPos> pCharPos, |
| CFX_Font* pFont, |
| const CFX_Matrix& mtObject2Device, |
| float font_size, |
| uint32_t color, |
| const CFX_TextRenderOptions& options) override; |
| int GetDriverType() const override; |
| bool MultiplyAlpha(float alpha) override; |
| bool MultiplyAlpha(const RetainPtr<CFX_DIBBase>& mask) override; |
| |
| private: |
| void RenderRasterizer(pdfium::agg::rasterizer_scanline_aa& rasterizer, |
| uint32_t color, |
| bool bFullCover, |
| bool bGroupKnockout); |
| |
| void SetClipMask(pdfium::agg::rasterizer_scanline_aa& rasterizer); |
| |
| RetainPtr<CFX_DIBitmap> const m_pBitmap; |
| std::unique_ptr<CFX_ClipRgn> m_pClipRgn; |
| std::vector<std::unique_ptr<CFX_ClipRgn>> m_StateStack; |
| #if BUILDFLAG(IS_APPLE) |
| UNOWNED_PTR_EXCLUSION void* m_pPlatformGraphics = nullptr; |
| #endif |
| CFX_FillRenderOptions m_FillOptions; |
| const bool m_bRgbByteOrder; |
| const bool m_bGroupKnockout; |
| RetainPtr<CFX_DIBitmap> m_pBackdropBitmap; |
| }; |
| |
| } // namespace pdfium |
| |
| #endif // CORE_FXGE_AGG_FX_AGG_DRIVER_H_ |