summaryrefslogtreecommitdiff
path: root/core/src/fxge/skia/fx_skia_device.h
blob: 013962d046814301b2800d8f58d09e3437152d46 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
// 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.

#ifndef CORE_SRC_FXGE_SKIA_FX_SKIA_DEVICE_H_
#define CORE_SRC_FXGE_SKIA_FX_SKIA_DEVICE_H_

#if defined(_SKIA_SUPPORT_)
class CFX_SkiaDeviceDriver : public IFX_RenderDeviceDriver {
 public:
  CFX_SkiaDeviceDriver(CFX_DIBitmap* pBitmap,
                       int dither_bits,
                       FX_BOOL bRgbByteOrder,
                       CFX_DIBitmap* pOriDevice,
                       FX_BOOL bGroupKnockout);
  ~CFX_SkiaDeviceDriver() override;

  /** Options */
  virtual int GetDeviceCaps(int caps_id);

  /** Save and restore all graphic states */
  virtual void SaveState();
  virtual void RestoreState(FX_BOOL bKeepSaved);

  /** Set clipping path using filled region */
  virtual FX_BOOL SetClip_PathFill(
      const CFX_PathData* pPathData,     // path info
      const CFX_Matrix* pObject2Device,  // optional transformation
      int fill_mode                      // fill mode, WINDING or ALTERNATE
      );

  /** Set clipping path using stroked region */
  virtual FX_BOOL SetClip_PathStroke(
      const CFX_PathData* pPathData,     // path info
      const CFX_Matrix* pObject2Device,  // optional transformation
      const CFX_GraphStateData*
          pGraphState  // graphic state, for pen attributes
      );

  /** Draw a path */
  virtual FX_BOOL DrawPath(const CFX_PathData* pPathData,
                           const CFX_Matrix* pObject2Device,
                           const CFX_GraphStateData* pGraphState,
                           FX_DWORD fill_color,
                           FX_DWORD stroke_color,
                           int fill_mode,
                           int alpha_flag = 0,
                           void* pIccTransform = NULL);

  virtual FX_BOOL SetPixel(int x,
                           int y,
                           FX_DWORD color,
                           int alpha_flag = 0,
                           void* pIccTransform = NULL);

  virtual FX_BOOL FillRect(const FX_RECT* pRect,
                           FX_DWORD fill_color,
                           int alpha_flag = 0,
                           void* pIccTransform = NULL);

  /** Draw a single pixel (device dependant) line */
  virtual FX_BOOL DrawCosmeticLine(FX_FIXFLOAT x1,
                                   FX_FIXFLOAT y1,
                                   FX_FIXFLOAT x2,
                                   FX_FIXFLOAT y2,
                                   FX_DWORD color,
                                   int alpha_flag,
                                   void* pIccTransform,
                                   int blend_type) {
    return FALSE;
  }

  virtual FX_BOOL GetClipBox(FX_RECT* pRect);

  /** Load device buffer into a DIB */
  virtual FX_BOOL GetDIBits(CFX_DIBitmap* pBitmap,
                            int left,
                            int top,
                            void* pIccTransform = NULL,
                            FX_BOOL bDEdge = FALSE);

  virtual CFX_DIBitmap* GetBackDrop() { return m_pAggDriver->GetBackDrop(); }

  virtual FX_BOOL SetDIBits(const CFX_DIBSource* pBitmap,
                            FX_DWORD color,
                            const FX_RECT* pSrcRect,
                            int dest_left,
                            int dest_top,
                            int blend_type,
                            int alpha_flag = 0,
                            void* pIccTransform = NULL);
  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 = 0,
                                void* pIccTransform = NULL);

  virtual FX_BOOL StartDIBits(const CFX_DIBSource* pBitmap,
                              int bitmap_alpha,
                              FX_DWORD color,
                              const CFX_Matrix* pMatrix,
                              FX_DWORD flags,
                              void*& handle,
                              int alpha_flag = 0,
                              void* pIccTransform = NULL);
  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_Matrix* pObject2Device,
                                 FX_FIXFLOAT font_size,
                                 FX_DWORD color,
                                 int alpha_flag = 0,
                                 void* pIccTransform = NULL);

  virtual FX_BOOL RenderRasterizer(rasterizer_scanline_aa& rasterizer,
                                   FX_DWORD color,
                                   FX_BOOL bFullCover,
                                   FX_BOOL bGroupKnockout,
                                   int alpha_flag,
                                   void* pIccTransform);
  virtual FX_BOOL RenderRasterizerSkia(SkPath& skPath,
                                       const SkPaint& origPaint,
                                       SkIRect& rect,
                                       FX_DWORD color,
                                       FX_BOOL bFullCover,
                                       FX_BOOL bGroupKnockout,
                                       int alpha_flag,
                                       void* pIccTransform,
                                       FX_BOOL bFill = TRUE);
  void SetClipMask(rasterizer_scanline_aa& rasterizer);
  void SetClipMask(SkPath& skPath, SkPaint* spaint);
  virtual uint8_t* GetBuffer() const { return m_pAggDriver->GetBuffer(); }

  CFX_AggDeviceDriver* m_pAggDriver;
};
#endif  // defined(_SKIA_SUPPORT_)

#endif  // CORE_SRC_FXGE_SKIA_FX_SKIA_DEVICE_H_