// Copyright 2016 PDFium Authors. All rights reserved. // 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_IFX_RENDERDEVICEDRIVER_H_ #define CORE_FXGE_IFX_RENDERDEVICEDRIVER_H_ #include <memory> #include "core/fxcrt/cfx_retain_ptr.h" #include "core/fxcrt/fx_system.h" class CFX_DIBitmap; class CFX_DIBSource; class CFX_Font; class CFX_GraphStateData; class CFX_ImageRenderer; class CFX_Matrix; class CFX_PathData; class CPDF_ShadingPattern; class FXTEXT_CHARPOS; class IFX_Pause; struct FX_RECT; class IFX_RenderDeviceDriver { public: virtual ~IFX_RenderDeviceDriver(); virtual int GetDeviceCaps(int caps_id) const = 0; virtual CFX_Matrix GetCTM() const; virtual bool StartRendering(); virtual void EndRendering(); virtual void SaveState() = 0; virtual void RestoreState(bool bKeepSaved) = 0; virtual bool SetClip_PathFill(const CFX_PathData* pPathData, const CFX_Matrix* pObject2Device, int fill_mode) = 0; virtual bool SetClip_PathStroke(const CFX_PathData* pPathData, const CFX_Matrix* pObject2Device, const CFX_GraphStateData* pGraphState); virtual bool DrawPath(const CFX_PathData* pPathData, const CFX_Matrix* pObject2Device, const CFX_GraphStateData* pGraphState, uint32_t fill_color, uint32_t stroke_color, int fill_mode, int blend_type) = 0; virtual bool SetPixel(int x, int y, uint32_t color); virtual bool FillRectWithBlend(const FX_RECT* pRect, uint32_t fill_color, int blend_type); virtual bool DrawCosmeticLine(float x1, float y1, float x2, float y2, uint32_t color, int blend_type); virtual bool GetClipBox(FX_RECT* pRect) = 0; virtual bool GetDIBits(const CFX_RetainPtr<CFX_DIBitmap>& pBitmap, int left, int top); virtual CFX_RetainPtr<CFX_DIBitmap> GetBackDrop(); virtual bool SetDIBits(const CFX_RetainPtr<CFX_DIBSource>& pBitmap, uint32_t color, const FX_RECT* pSrcRect, int dest_left, int dest_top, int blend_type) = 0; virtual bool StretchDIBits(const CFX_RetainPtr<CFX_DIBSource>& pBitmap, uint32_t color, int dest_left, int dest_top, int dest_width, int dest_height, const FX_RECT* pClipRect, uint32_t flags, int blend_type) = 0; virtual bool StartDIBits(const CFX_RetainPtr<CFX_DIBSource>& pBitmap, int bitmap_alpha, uint32_t color, const CFX_Matrix* pMatrix, uint32_t flags, std::unique_ptr<CFX_ImageRenderer>* handle, int blend_type) = 0; virtual bool ContinueDIBits(CFX_ImageRenderer* handle, IFX_Pause* pPause); virtual bool DrawDeviceText(int nChars, const FXTEXT_CHARPOS* pCharPos, CFX_Font* pFont, const CFX_Matrix* pObject2Device, float font_size, uint32_t color); virtual void* GetPlatformSurface() const; virtual int GetDriverType() const; virtual void ClearDriver(); virtual bool DrawShading(const CPDF_ShadingPattern* pPattern, const CFX_Matrix* pMatrix, const FX_RECT& clip_rect, int alpha, bool bAlphaMode); virtual bool SetBitsWithMask(const CFX_RetainPtr<CFX_DIBSource>& pBitmap, const CFX_RetainPtr<CFX_DIBSource>& pMask, int left, int top, int bitmap_alpha, int blend_type); #if defined _SKIA_SUPPORT_ || defined _SKIA_SUPPORT_PATHS_ virtual void Flush(); #endif }; #endif // CORE_FXGE_IFX_RENDERDEVICEDRIVER_H_