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256 lines
9.0 KiB
256 lines
9.0 KiB
// Copyright 2016 PDFium Authors. All rights reserved. |
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// Use of this source code is governed by a BSD-style license that can be |
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// found in the LICENSE file. |
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// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
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#ifndef CORE_FXGE_CFX_RENDERDEVICE_H_ |
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#define CORE_FXGE_CFX_RENDERDEVICE_H_ |
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#include <memory> |
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#include "core/fxge/cfx_gemodule.h" |
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#include "core/fxge/fx_dib.h" |
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#include "core/fxge/fx_font.h" |
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class CFX_Font; |
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class CFX_GraphStateData; |
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class IFX_RenderDeviceDriver; |
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#define FXDC_DEVICE_CLASS 1 |
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#define FXDC_PIXEL_WIDTH 2 |
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#define FXDC_PIXEL_HEIGHT 3 |
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#define FXDC_BITS_PIXEL 4 |
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#define FXDC_HORZ_SIZE 5 |
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#define FXDC_VERT_SIZE 6 |
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#define FXDC_RENDER_CAPS 7 |
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#define FXDC_DISPLAY 1 |
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#define FXDC_PRINTER 2 |
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#define FXRC_GET_BITS 0x01 |
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#define FXRC_BIT_MASK 0x02 |
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#define FXRC_ALPHA_MASK 0x04 |
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#define FXRC_ALPHA_PATH 0x10 |
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#define FXRC_ALPHA_IMAGE 0x20 |
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#define FXRC_ALPHA_OUTPUT 0x40 |
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#define FXRC_BLEND_MODE 0x80 |
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#define FXRC_SOFT_CLIP 0x100 |
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#define FXRC_CMYK_OUTPUT 0x200 |
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#define FXRC_BITMASK_OUTPUT 0x400 |
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#define FXRC_BYTEMASK_OUTPUT 0x800 |
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#define FXRENDER_IMAGE_LOSSY 0x1000 |
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#define FXRC_FILLSTROKE_PATH 0x2000 |
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#define FXRC_SHADING 0x4000 |
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#define FXFILL_ALTERNATE 1 |
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#define FXFILL_WINDING 2 |
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#define FXFILL_FULLCOVER 4 |
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#define FXFILL_RECT_AA 8 |
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#define FX_FILL_STROKE 16 |
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#define FX_STROKE_ADJUST 32 |
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#define FX_STROKE_TEXT_MODE 64 |
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#define FX_FILL_TEXT_MODE 128 |
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#define FX_ZEROAREA_FILL 256 |
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#define FXFILL_NOPATHSMOOTH 512 |
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#define FXTEXT_CLEARTYPE 0x01 |
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#define FXTEXT_BGR_STRIPE 0x02 |
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#define FXTEXT_PRINTGRAPHICTEXT 0x04 |
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#define FXTEXT_NO_NATIVETEXT 0x08 |
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#define FXTEXT_PRINTIMAGETEXT 0x10 |
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#define FXTEXT_NOSMOOTH 0x20 |
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enum class FXPT_TYPE : uint8_t { LineTo, BezierTo, MoveTo }; |
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class FXTEXT_CHARPOS { |
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public: |
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FXTEXT_CHARPOS(); |
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FXTEXT_CHARPOS(const FXTEXT_CHARPOS&); |
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~FXTEXT_CHARPOS(); |
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FX_FLOAT m_AdjustMatrix[4]; |
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CFX_PointF m_Origin; |
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uint32_t m_GlyphIndex; |
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int32_t m_FontCharWidth; |
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#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_ |
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uint32_t m_ExtGID; |
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#endif |
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int32_t m_FallbackFontPosition; |
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bool m_bGlyphAdjust; |
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bool m_bFontStyle; |
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}; |
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class CFX_RenderDevice { |
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public: |
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CFX_RenderDevice(); |
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virtual ~CFX_RenderDevice(); |
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// Take ownership of |pDriver|. |
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void SetDeviceDriver(std::unique_ptr<IFX_RenderDeviceDriver> pDriver); |
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IFX_RenderDeviceDriver* GetDeviceDriver() const { |
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return m_pDeviceDriver.get(); |
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} |
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void SaveState(); |
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void RestoreState(bool bKeepSaved); |
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int GetWidth() const { return m_Width; } |
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int GetHeight() const { return m_Height; } |
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int GetDeviceClass() const { return m_DeviceClass; } |
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int GetRenderCaps() const { return m_RenderCaps; } |
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int GetDeviceCaps(int id) const; |
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CFX_Matrix GetCTM() const; |
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CFX_DIBitmap* GetBitmap() const { return m_pBitmap; } |
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void SetBitmap(CFX_DIBitmap* pBitmap) { m_pBitmap = pBitmap; } |
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bool CreateCompatibleBitmap(CFX_DIBitmap* pDIB, int width, int height) const; |
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const FX_RECT& GetClipBox() const { return m_ClipBox; } |
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bool SetClip_PathFill(const CFX_PathData* pPathData, |
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const CFX_Matrix* pObject2Device, |
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int fill_mode); |
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bool SetClip_Rect(const FX_RECT& pRect); |
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bool SetClip_PathStroke(const CFX_PathData* pPathData, |
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const CFX_Matrix* pObject2Device, |
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const CFX_GraphStateData* pGraphState); |
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bool DrawPath(const CFX_PathData* pPathData, |
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const CFX_Matrix* pObject2Device, |
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const CFX_GraphStateData* pGraphState, |
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uint32_t fill_color, |
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uint32_t stroke_color, |
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int fill_mode) { |
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return DrawPathWithBlend(pPathData, pObject2Device, pGraphState, fill_color, |
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stroke_color, fill_mode, FXDIB_BLEND_NORMAL); |
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} |
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bool DrawPathWithBlend(const CFX_PathData* pPathData, |
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const CFX_Matrix* pObject2Device, |
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const CFX_GraphStateData* pGraphState, |
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uint32_t fill_color, |
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uint32_t stroke_color, |
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int fill_mode, |
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int blend_type); |
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bool SetPixel(int x, int y, uint32_t color); |
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bool FillRect(const FX_RECT* pRect, uint32_t color) { |
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return FillRectWithBlend(pRect, color, FXDIB_BLEND_NORMAL); |
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} |
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bool FillRectWithBlend(const FX_RECT* pRect, uint32_t color, int blend_type); |
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bool DrawCosmeticLine(FX_FLOAT x1, |
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FX_FLOAT y1, |
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FX_FLOAT x2, |
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FX_FLOAT y2, |
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uint32_t color, |
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int fill_mode, |
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int blend_type); |
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bool GetDIBits(CFX_DIBitmap* pBitmap, int left, int top); |
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CFX_DIBitmap* GetBackDrop(); |
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bool SetDIBits(const CFX_DIBSource* pBitmap, int left, int top) { |
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return SetDIBitsWithBlend(pBitmap, left, top, FXDIB_BLEND_NORMAL); |
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} |
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bool SetDIBitsWithBlend(const CFX_DIBSource* pBitmap, |
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int left, |
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int top, |
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int blend_type); |
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bool StretchDIBits(const CFX_DIBSource* pBitmap, |
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int left, |
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int top, |
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int dest_width, |
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int dest_height) { |
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return StretchDIBitsWithFlagsAndBlend(pBitmap, left, top, dest_width, |
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dest_height, 0, FXDIB_BLEND_NORMAL); |
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} |
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bool StretchDIBitsWithFlagsAndBlend(const CFX_DIBSource* pBitmap, |
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int left, |
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int top, |
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int dest_width, |
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int dest_height, |
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uint32_t flags, |
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int blend_type); |
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bool SetBitMask(const CFX_DIBSource* pBitmap, |
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int left, |
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int top, |
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uint32_t color); |
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bool StretchBitMask(const CFX_DIBSource* pBitmap, |
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int left, |
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int top, |
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int dest_width, |
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int dest_height, |
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uint32_t color); |
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bool StretchBitMaskWithFlags(const CFX_DIBSource* pBitmap, |
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int left, |
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int top, |
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int dest_width, |
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int dest_height, |
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uint32_t color, |
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uint32_t flags); |
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bool StartDIBits(const CFX_DIBSource* pBitmap, |
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int bitmap_alpha, |
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uint32_t color, |
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const CFX_Matrix* pMatrix, |
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uint32_t flags, |
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void*& handle) { |
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return StartDIBitsWithBlend(pBitmap, bitmap_alpha, color, pMatrix, flags, |
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handle, FXDIB_BLEND_NORMAL); |
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} |
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bool StartDIBitsWithBlend(const CFX_DIBSource* pBitmap, |
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int bitmap_alpha, |
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uint32_t color, |
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const CFX_Matrix* pMatrix, |
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uint32_t flags, |
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void*& handle, |
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int blend_type); |
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bool ContinueDIBits(void* handle, IFX_Pause* pPause); |
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void CancelDIBits(void* handle); |
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bool DrawNormalText(int nChars, |
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const FXTEXT_CHARPOS* pCharPos, |
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CFX_Font* pFont, |
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FX_FLOAT font_size, |
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const CFX_Matrix* pText2Device, |
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uint32_t fill_color, |
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uint32_t text_flags); |
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bool DrawTextPath(int nChars, |
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const FXTEXT_CHARPOS* pCharPos, |
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CFX_Font* pFont, |
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FX_FLOAT font_size, |
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const CFX_Matrix* pText2User, |
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const CFX_Matrix* pUser2Device, |
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const CFX_GraphStateData* pGraphState, |
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uint32_t fill_color, |
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uint32_t stroke_color, |
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CFX_PathData* pClippingPath, |
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int nFlag); |
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#ifdef _SKIA_SUPPORT_ |
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virtual void DebugVerifyBitmapIsPreMultiplied() const; |
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virtual bool SetBitsWithMask(const CFX_DIBSource* pBitmap, |
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const CFX_DIBSource* pMask, |
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int left, |
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int top, |
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int bitmap_alpha, |
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int blend_type); |
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#endif |
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#if defined _SKIA_SUPPORT_ || defined _SKIA_SUPPORT_PATHS_ |
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void Flush(); |
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#endif |
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private: |
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void InitDeviceInfo(); |
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void UpdateClipBox(); |
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bool DrawFillStrokePath(const CFX_PathData* pPathData, |
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const CFX_Matrix* pObject2Device, |
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const CFX_GraphStateData* pGraphState, |
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uint32_t fill_color, |
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uint32_t stroke_color, |
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int fill_mode, |
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int blend_type); |
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CFX_DIBitmap* m_pBitmap; |
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int m_Width; |
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int m_Height; |
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int m_bpp; |
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int m_RenderCaps; |
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int m_DeviceClass; |
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FX_RECT m_ClipBox; |
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std::unique_ptr<IFX_RenderDeviceDriver> m_pDeviceDriver; |
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}; |
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#endif // CORE_FXGE_CFX_RENDERDEVICE_H_
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