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// Copyright 2014 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 FX_AGG_DRIVER_H_
#define FX_AGG_DRIVER_H_
#include "../../../../../third_party/agg23/agg_clip_liang_barsky.h"
#include "../../../../../third_party/agg23/agg_path_storage.h"
#include "../../../../../third_party/agg23/agg_rasterizer_scanline_aa.h"
class CAgg_PathData {
public:
CAgg_PathData() {}
~CAgg_PathData() {}
FX_NAMESPACE_DECLARE(agg, path_storage) m_PathData;
void BuildPath(const CFX_PathData* pPathData,
const CFX_AffineMatrix* pObject2Device);
};
class CFX_AggDeviceDriver : public IFX_RenderDeviceDriver {
public:
CFX_AggDeviceDriver(CFX_DIBitmap* pBitmap,
int dither_bits,
FX_BOOL bRgbByteOrder,
CFX_DIBitmap* pOriDevice,
FX_BOOL bGroupKnockout);
virtual ~CFX_AggDeviceDriver();
void InitPlatform();
void DestroyPlatform();
virtual int GetDeviceCaps(int caps_id);
virtual void SaveState();
virtual void RestoreState(FX_BOOL bKeepSaved);
virtual FX_BOOL SetClip_PathFill(const CFX_PathData* pPathData,
const CFX_AffineMatrix* pObject2Device,
int fill_mode);
virtual FX_BOOL SetClip_PathStroke(const CFX_PathData* pPathData,
const CFX_AffineMatrix* pObject2Device,
const CFX_GraphStateData* pGraphState);
virtual FX_BOOL DrawPath(const CFX_PathData* pPathData,
const CFX_AffineMatrix* pObject2Device,
const CFX_GraphStateData* pGraphState,
FX_DWORD fill_color,
FX_DWORD stroke_color,
int fill_mode,
int alpha_flag,
void* pIccTransform,
int blend_type);
virtual FX_BOOL SetPixel(int x,
int y,
FX_DWORD color,
int alpha_flag,
void* pIccTransform);
virtual FX_BOOL FillRect(const FX_RECT* pRect,
FX_DWORD fill_color,
int alpha_flag,
void* pIccTransform,
int blend_type);
virtual FX_BOOL DrawCosmeticLine(FX_FLOAT x1,
FX_FLOAT y1,
FX_FLOAT x2,
FX_FLOAT y2,
FX_DWORD color,
int alpha_flag,
void* pIccTransform,
int blend_type) {
return FALSE;
}
virtual FX_BOOL GetClipBox(FX_RECT* pRect);
virtual FX_BOOL GetDIBits(CFX_DIBitmap* pBitmap,
int left,
int top,
void* pIccTransform = NULL,
FX_BOOL bDEdge = FALSE);
virtual CFX_DIBitmap* GetBackDrop() { return m_pOriDevice; }
virtual FX_BOOL SetDIBits(const CFX_DIBSource* pBitmap,
FX_DWORD color,
const FX_RECT* pSrcRect,
int left,
int top,
int blend_type,
int alpha_flag,
void* pIccTransform);
virtual FX_BOOL StretchDIBits(const CFX_DIBSource* pBitmap,
FX_DWORD color,
int dest_left,
int dest_top,
int dest_width,
int dest_height,
const FX_RECT* pClipRect,
FX_DWORD flags,
int alpha_flag,
void* pIccTransform,
int blend_type);
virtual FX_BOOL StartDIBits(const CFX_DIBSource* pBitmap,
int bitmap_alpha,
FX_DWORD color,
const CFX_AffineMatrix* pMatrix,
FX_DWORD flags,
void*& handle,
int alpha_flag,
void* pIccTransform,
int blend_type);
virtual FX_BOOL ContinueDIBits(void* handle, IFX_Pause* pPause);
virtual void CancelDIBits(void* handle);
virtual FX_BOOL DrawDeviceText(int nChars,
const FXTEXT_CHARPOS* pCharPos,
CFX_Font* pFont,
CFX_FontCache* pCache,
const CFX_AffineMatrix* pObject2Device,
FX_FLOAT font_size,
FX_DWORD color,
int alpha_flag,
void* pIccTransform);
virtual FX_BOOL RenderRasterizer(
FX_NAMESPACE_DECLARE(agg, rasterizer_scanline_aa) & rasterizer,
FX_DWORD color,
FX_BOOL bFullCover,
FX_BOOL bGroupKnockout,
int alpha_flag,
void* pIccTransform);
void SetClipMask(FX_NAMESPACE_DECLARE(agg, rasterizer_scanline_aa) &
rasterizer);
virtual uint8_t* GetBuffer() const { return m_pBitmap->GetBuffer(); }
virtual int GetDriverType() { return 1; }
CFX_DIBitmap* m_pBitmap;
CFX_ClipRgn* m_pClipRgn;
CFX_PtrArray m_StateStack;
void* m_pPlatformGraphics;
void* m_pPlatformBitmap;
void* m_pDwRenderTartget;
int m_FillFlags;
int m_DitherBits;
FX_BOOL m_bRgbByteOrder;
CFX_DIBitmap* m_pOriDevice;
FX_BOOL m_bGroupKnockout;
};
#endif // FX_AGG_DRIVER_H_
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