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Diffstat (limited to 'core/fxge/include/cfx_renderdevice.h')
| -rw-r--r-- | core/fxge/include/cfx_renderdevice.h | 280 |
1 files changed, 280 insertions, 0 deletions
diff --git a/core/fxge/include/cfx_renderdevice.h b/core/fxge/include/cfx_renderdevice.h new file mode 100644 index 0000000000..fafa6260e1 --- /dev/null +++ b/core/fxge/include/cfx_renderdevice.h @@ -0,0 +1,280 @@ +// 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_INCLUDE_CFX_RENDERDEVICE_H_ +#define CORE_FXGE_INCLUDE_CFX_RENDERDEVICE_H_ + +#include <memory> + +#include "core/fxge/include/cfx_gemodule.h" +#include "core/fxge/include/fx_dib.h" +#include "core/fxge/include/fx_font.h" + +class CFX_Font; +class CFX_FontCache; +class CFX_GraphStateData; +class IFX_RenderDeviceDriver; + +#define FXDC_DEVICE_CLASS 1 +#define FXDC_PIXEL_WIDTH 2 +#define FXDC_PIXEL_HEIGHT 3 +#define FXDC_BITS_PIXEL 4 +#define FXDC_HORZ_SIZE 5 +#define FXDC_VERT_SIZE 6 +#define FXDC_RENDER_CAPS 7 +#define FXDC_DISPLAY 1 +#define FXDC_PRINTER 2 + +#define FXPT_CLOSEFIGURE 0x01 +#define FXPT_LINETO 0x02 +#define FXPT_BEZIERTO 0x04 +#define FXPT_MOVETO 0x06 +#define FXPT_TYPE 0x06 + +#define FXRC_GET_BITS 0x01 +#define FXRC_BIT_MASK 0x02 +#define FXRC_ALPHA_MASK 0x04 +#define FXRC_ALPHA_PATH 0x10 +#define FXRC_ALPHA_IMAGE 0x20 +#define FXRC_ALPHA_OUTPUT 0x40 +#define FXRC_BLEND_MODE 0x80 +#define FXRC_SOFT_CLIP 0x100 +#define FXRC_CMYK_OUTPUT 0x200 +#define FXRC_BITMASK_OUTPUT 0x400 +#define FXRC_BYTEMASK_OUTPUT 0x800 +#define FXRENDER_IMAGE_LOSSY 0x1000 +#define FXRC_FILLSTROKE_PATH 0x2000 +#define FXRC_SHADING 0x4000 + +#define FXFILL_ALTERNATE 1 +#define FXFILL_WINDING 2 +#define FXFILL_FULLCOVER 4 +#define FXFILL_RECT_AA 8 +#define FX_FILL_STROKE 16 +#define FX_STROKE_ADJUST 32 +#define FX_STROKE_TEXT_MODE 64 +#define FX_FILL_TEXT_MODE 128 +#define FX_ZEROAREA_FILL 256 +#define FXFILL_NOPATHSMOOTH 512 + +#define FXTEXT_CLEARTYPE 0x01 +#define FXTEXT_BGR_STRIPE 0x02 +#define FXTEXT_PRINTGRAPHICTEXT 0x04 +#define FXTEXT_NO_NATIVETEXT 0x08 +#define FXTEXT_PRINTIMAGETEXT 0x10 +#define FXTEXT_NOSMOOTH 0x20 + +struct FXTEXT_CHARPOS { + uint32_t m_GlyphIndex; + FX_FLOAT m_OriginX; + FX_FLOAT m_OriginY; + int m_FontCharWidth; + FX_BOOL m_bGlyphAdjust; + FX_FLOAT m_AdjustMatrix[4]; +#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_ + uint32_t m_ExtGID; +#endif + bool m_bFontStyle; +}; + +class CFX_RenderDevice { + public: + CFX_RenderDevice(); + virtual ~CFX_RenderDevice(); + + // Take ownership of |pDriver|. + void SetDeviceDriver(std::unique_ptr<IFX_RenderDeviceDriver> pDriver); + IFX_RenderDeviceDriver* GetDeviceDriver() const { + return m_pDeviceDriver.get(); + } + + FX_BOOL StartRendering(); + void EndRendering(); + void SaveState(); + void RestoreState(bool bKeepSaved); + + int GetWidth() const { return m_Width; } + int GetHeight() const { return m_Height; } + int GetDeviceClass() const { return m_DeviceClass; } + int GetBPP() const { return m_bpp; } + int GetRenderCaps() const { return m_RenderCaps; } + int GetDeviceCaps(int id) const; + CFX_Matrix GetCTM() const; + CFX_DIBitmap* GetBitmap() const { return m_pBitmap; } + void SetBitmap(CFX_DIBitmap* pBitmap) { m_pBitmap = pBitmap; } + FX_BOOL CreateCompatibleBitmap(CFX_DIBitmap* pDIB, + int width, + int height) const; + const FX_RECT& GetClipBox() const { return m_ClipBox; } + FX_BOOL SetClip_PathFill(const CFX_PathData* pPathData, + const CFX_Matrix* pObject2Device, + int fill_mode); + FX_BOOL SetClip_Rect(const FX_RECT& pRect); + FX_BOOL SetClip_PathStroke(const CFX_PathData* pPathData, + const CFX_Matrix* pObject2Device, + const CFX_GraphStateData* pGraphState); + FX_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) { + return DrawPathWithBlend(pPathData, pObject2Device, pGraphState, fill_color, + stroke_color, fill_mode, FXDIB_BLEND_NORMAL); + } + FX_BOOL DrawPathWithBlend(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); + FX_BOOL SetPixel(int x, int y, uint32_t color); + FX_BOOL FillRect(const FX_RECT* pRect, uint32_t color) { + return FillRectWithBlend(pRect, color, FXDIB_BLEND_NORMAL); + } + FX_BOOL FillRectWithBlend(const FX_RECT* pRect, + uint32_t color, + int blend_type); + FX_BOOL DrawCosmeticLine(FX_FLOAT x1, + FX_FLOAT y1, + FX_FLOAT x2, + FX_FLOAT y2, + uint32_t color) { + return DrawCosmeticLineWithFillModeAndBlend(x1, y1, x2, y2, color, 0, + FXDIB_BLEND_NORMAL); + } + FX_BOOL DrawCosmeticLineWithFillModeAndBlend(FX_FLOAT x1, + FX_FLOAT y1, + FX_FLOAT x2, + FX_FLOAT y2, + uint32_t color, + int fill_mode, + int blend_type); + + FX_BOOL GetDIBits(CFX_DIBitmap* pBitmap, int left, int top); + CFX_DIBitmap* GetBackDrop(); + FX_BOOL SetDIBits(const CFX_DIBSource* pBitmap, int left, int top) { + return SetDIBitsWithBlend(pBitmap, left, top, FXDIB_BLEND_NORMAL); + } + FX_BOOL SetDIBitsWithBlend(const CFX_DIBSource* pBitmap, + int left, + int top, + int blend_type); + FX_BOOL StretchDIBits(const CFX_DIBSource* pBitmap, + int left, + int top, + int dest_width, + int dest_height) { + return StretchDIBitsWithFlagsAndBlend(pBitmap, left, top, dest_width, + dest_height, 0, FXDIB_BLEND_NORMAL); + } + FX_BOOL StretchDIBitsWithFlagsAndBlend(const CFX_DIBSource* pBitmap, + int left, + int top, + int dest_width, + int dest_height, + uint32_t flags, + int blend_type); + FX_BOOL SetBitMask(const CFX_DIBSource* pBitmap, + int left, + int top, + uint32_t color); + FX_BOOL StretchBitMask(const CFX_DIBSource* pBitmap, + int left, + int top, + int dest_width, + int dest_height, + uint32_t color); + FX_BOOL StretchBitMaskWithFlags(const CFX_DIBSource* pBitmap, + int left, + int top, + int dest_width, + int dest_height, + uint32_t color, + uint32_t flags); + FX_BOOL StartDIBits(const CFX_DIBSource* pBitmap, + int bitmap_alpha, + uint32_t color, + const CFX_Matrix* pMatrix, + uint32_t flags, + void*& handle) { + return StartDIBitsWithBlend(pBitmap, bitmap_alpha, color, pMatrix, flags, + handle, FXDIB_BLEND_NORMAL); + } + FX_BOOL StartDIBitsWithBlend(const CFX_DIBSource* pBitmap, + int bitmap_alpha, + uint32_t color, + const CFX_Matrix* pMatrix, + uint32_t flags, + void*& handle, + int blend_type); + FX_BOOL ContinueDIBits(void* handle, IFX_Pause* pPause); + void CancelDIBits(void* handle); + + FX_BOOL DrawNormalText(int nChars, + const FXTEXT_CHARPOS* pCharPos, + CFX_Font* pFont, + CFX_FontCache* pCache, + FX_FLOAT font_size, + const CFX_Matrix* pText2Device, + uint32_t fill_color, + uint32_t text_flags); + FX_BOOL DrawTextPath(int nChars, + const FXTEXT_CHARPOS* pCharPos, + CFX_Font* pFont, + CFX_FontCache* pCache, + FX_FLOAT font_size, + const CFX_Matrix* pText2User, + const CFX_Matrix* pUser2Device, + const CFX_GraphStateData* pGraphState, + uint32_t fill_color, + uint32_t stroke_color, + CFX_PathData* pClippingPath) { + return DrawTextPathWithFlags(nChars, pCharPos, pFont, pCache, font_size, + pText2User, pUser2Device, pGraphState, + fill_color, stroke_color, pClippingPath, 0); + } + FX_BOOL DrawTextPathWithFlags(int nChars, + const FXTEXT_CHARPOS* pCharPos, + CFX_Font* pFont, + CFX_FontCache* pCache, + FX_FLOAT font_size, + const CFX_Matrix* pText2User, + const CFX_Matrix* pUser2Device, + const CFX_GraphStateData* pGraphState, + uint32_t fill_color, + uint32_t stroke_color, + CFX_PathData* pClippingPath, + int nFlag); + +#ifdef _SKIA_SUPPORT_ + virtual void DebugVerifyBitmapIsPreMultiplied() const; + void Flush(); +#endif + + private: + void InitDeviceInfo(); + void UpdateClipBox(); + FX_BOOL DrawFillStrokePath(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); + + CFX_DIBitmap* m_pBitmap; + int m_Width; + int m_Height; + int m_bpp; + int m_RenderCaps; + int m_DeviceClass; + FX_RECT m_ClipBox; + std::unique_ptr<IFX_RenderDeviceDriver> m_pDeviceDriver; +}; + +#endif // CORE_FXGE_INCLUDE_CFX_RENDERDEVICE_H_ |