| // 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 XFA_FXGRAPHICS_INCLUDE_CFX_GRAPHICS_H_ |
| #define XFA_FXGRAPHICS_INCLUDE_CFX_GRAPHICS_H_ |
| |
| #include <memory> |
| |
| #include "core/fxcrt/include/fx_system.h" |
| #include "core/fxge/include/cfx_fxgedevice.h" |
| #include "core/fxge/include/cfx_graphstatedata.h" |
| #include "core/fxge/include/cfx_renderdevice.h" |
| #include "core/fxge/include/fx_dib.h" |
| #include "core/fxge/include/fx_font.h" |
| #include "xfa/fwl/core/fwl_error.h" |
| |
| class CFX_Color; |
| class CFX_Path; |
| class CAGG_Graphics; |
| |
| using FX_DeviceCap = int32_t; |
| using FX_FillMode = int32_t; |
| |
| enum FX_DashStyle { |
| FX_DASHSTYLE_Solid = 0, |
| FX_DASHSTYLE_Dash = 1, |
| FX_DASHSTYLE_Dot = 2, |
| FX_DASHSTYLE_DashDot = 3, |
| FX_DASHSTYLE_DashDotDot = 4 |
| }; |
| |
| enum FX_StrokeAlignment { |
| FX_STROKEALIGNMENT_Center = 0, |
| FX_STROKEALIGNMENT_Inset = 1, |
| FX_STROKEALIGNMENT_Outset = 2, |
| FX_STROKEALIGNMENT_Left = 3, |
| FX_STROKEALIGNMENT_Right = 4 |
| }; |
| |
| enum FX_HatchStyle { |
| FX_HATCHSTYLE_Horizontal = 0, |
| FX_HATCHSTYLE_Vertical = 1, |
| FX_HATCHSTYLE_ForwardDiagonal = 2, |
| FX_HATCHSTYLE_BackwardDiagonal = 3, |
| FX_HATCHSTYLE_Cross = 4, |
| FX_HATCHSTYLE_DiagonalCross = 5, |
| FX_HATCHSTYLE_05Percent = 6, |
| FX_HATCHSTYLE_10Percent = 7, |
| FX_HATCHSTYLE_20Percent = 8, |
| FX_HATCHSTYLE_25Percent = 9, |
| FX_HATCHSTYLE_30Percent = 10, |
| FX_HATCHSTYLE_40Percent = 11, |
| FX_HATCHSTYLE_50Percent = 12, |
| FX_HATCHSTYLE_60Percent = 13, |
| FX_HATCHSTYLE_70Percent = 14, |
| FX_HATCHSTYLE_75Percent = 15, |
| FX_HATCHSTYLE_80Percent = 16, |
| FX_HATCHSTYLE_90Percent = 17, |
| FX_HATCHSTYLE_LightDownwardDiagonal = 18, |
| FX_HATCHSTYLE_LightUpwardDiagonal = 19, |
| FX_HATCHSTYLE_DarkDownwardDiagonal = 20, |
| FX_HATCHSTYLE_DarkUpwardDiagonal = 21, |
| FX_HATCHSTYLE_WideDownwardDiagonal = 22, |
| FX_HATCHSTYLE_WideUpwardDiagonal = 23, |
| FX_HATCHSTYLE_LightVertical = 24, |
| FX_HATCHSTYLE_LightHorizontal = 25, |
| FX_HATCHSTYLE_NarrowVertical = 26, |
| FX_HATCHSTYLE_NarrowHorizontal = 27, |
| FX_HATCHSTYLE_DarkVertical = 28, |
| FX_HATCHSTYLE_DarkHorizontal = 29, |
| FX_HATCHSTYLE_DashedDownwardDiagonal = 30, |
| FX_HATCHSTYLE_DashedUpwardDiagonal = 31, |
| FX_HATCHSTYLE_DashedHorizontal = 32, |
| FX_HATCHSTYLE_DashedVertical = 33, |
| FX_HATCHSTYLE_SmallConfetti = 34, |
| FX_HATCHSTYLE_LargeConfetti = 35, |
| FX_HATCHSTYLE_ZigZag = 36, |
| FX_HATCHSTYLE_Wave = 37, |
| FX_HATCHSTYLE_DiagonalBrick = 38, |
| FX_HATCHSTYLE_HorizontalBrick = 39, |
| FX_HATCHSTYLE_Weave = 40, |
| FX_HATCHSTYLE_Plaid = 41, |
| FX_HATCHSTYLE_Divot = 42, |
| FX_HATCHSTYLE_DottedGrid = 43, |
| FX_HATCHSTYLE_DottedDiamond = 44, |
| FX_HATCHSTYLE_Shingle = 45, |
| FX_HATCHSTYLE_Trellis = 46, |
| FX_HATCHSTYLE_Sphere = 47, |
| FX_HATCHSTYLE_SmallGrid = 48, |
| FX_HATCHSTYLE_SmallCheckerBoard = 49, |
| FX_HATCHSTYLE_LargeCheckerBoard = 50, |
| FX_HATCHSTYLE_OutlinedDiamond = 51, |
| FX_HATCHSTYLE_SolidDiamond = 52 |
| }; |
| |
| class CFX_RenderDevice; |
| |
| class CFX_Graphics { |
| public: |
| CFX_Graphics(); |
| virtual ~CFX_Graphics(); |
| |
| FWL_Error Create(CFX_RenderDevice* renderDevice, |
| FX_BOOL isAntialiasing = TRUE); |
| FWL_Error Create(int32_t width, |
| int32_t height, |
| FXDIB_Format format, |
| FX_BOOL isNative = TRUE, |
| FX_BOOL isAntialiasing = TRUE); |
| |
| FWL_Error GetDeviceCap(const int32_t capID, FX_DeviceCap& capVal); |
| FWL_Error IsPrinterDevice(FX_BOOL& isPrinter); |
| FWL_Error EnableAntialiasing(FX_BOOL isAntialiasing); |
| |
| FWL_Error SaveGraphState(); |
| FWL_Error RestoreGraphState(); |
| |
| FWL_Error GetLineCap(CFX_GraphStateData::LineCap& lineCap) const; |
| FWL_Error GetDashCount(int32_t& dashCount) const; |
| FWL_Error GetLineDash(FX_FLOAT& dashPhase, FX_FLOAT* dashArray) const; |
| FWL_Error GetLineJoin(CFX_GraphStateData::LineJoin& lineJoin) const; |
| FWL_Error GetMiterLimit(FX_FLOAT& miterLimit) const; |
| FWL_Error GetLineWidth(FX_FLOAT& lineWidth) const; |
| FWL_Error GetStrokeAlignment(FX_StrokeAlignment& strokeAlignment) const; |
| FWL_Error GetClipRect(CFX_RectF& rect) const; |
| CFX_Matrix* GetMatrix(); |
| CFX_RenderDevice* GetRenderDevice(); |
| |
| FWL_Error SetLineCap(CFX_GraphStateData::LineCap lineCap); |
| FWL_Error SetLineDash(FX_FLOAT dashPhase, |
| FX_FLOAT* dashArray, |
| int32_t dashCount); |
| FWL_Error SetLineDash(FX_DashStyle dashStyle); |
| FWL_Error SetLineJoin(CFX_GraphStateData::LineJoin lineJoin); |
| FWL_Error SetMiterLimit(FX_FLOAT miterLimit); |
| FWL_Error SetLineWidth(FX_FLOAT lineWidth, FX_BOOL isActOnDash = FALSE); |
| FWL_Error SetStrokeAlignment(FX_StrokeAlignment strokeAlignment); |
| FWL_Error SetStrokeColor(CFX_Color* color); |
| FWL_Error SetFillColor(CFX_Color* color); |
| FWL_Error SetClipRect(const CFX_RectF& rect); |
| FWL_Error SetFont(CFX_Font* font); |
| FWL_Error SetFontSize(const FX_FLOAT size); |
| FWL_Error SetFontHScale(const FX_FLOAT scale); |
| FWL_Error SetCharSpacing(const FX_FLOAT spacing); |
| FWL_Error SetTextDrawingMode(const int32_t mode); |
| |
| FWL_Error StrokePath(CFX_Path* path, CFX_Matrix* matrix = nullptr); |
| FWL_Error FillPath(CFX_Path* path, |
| FX_FillMode fillMode = FXFILL_WINDING, |
| CFX_Matrix* matrix = nullptr); |
| FWL_Error ClipPath(CFX_Path* path, |
| FX_FillMode fillMode = FXFILL_WINDING, |
| CFX_Matrix* matrix = nullptr); |
| FWL_Error DrawImage(CFX_DIBSource* source, |
| const CFX_PointF& point, |
| CFX_Matrix* matrix = nullptr); |
| FWL_Error StretchImage(CFX_DIBSource* source, |
| const CFX_RectF& rect, |
| CFX_Matrix* matrix = nullptr); |
| FWL_Error ConcatMatrix(const CFX_Matrix* matrix); |
| FWL_Error ClearClip(); |
| FWL_Error ShowText(const CFX_PointF& point, |
| const CFX_WideString& text, |
| CFX_Matrix* matrix = nullptr); |
| FWL_Error CalcTextRect(CFX_RectF& rect, |
| const CFX_WideString& text, |
| FX_BOOL isMultiline = FALSE, |
| CFX_Matrix* matrix = nullptr); |
| FWL_Error Transfer(CFX_Graphics* graphics, const CFX_Matrix* matrix); |
| FWL_Error Transfer(CFX_Graphics* graphics, |
| FX_FLOAT srcLeft, |
| FX_FLOAT srcTop, |
| const CFX_RectF& dstRect, |
| const CFX_Matrix* matrix); |
| |
| FWL_Error InverseRect(const CFX_RectF& rect); |
| FWL_Error XorDIBitmap(const CFX_DIBitmap* srcBitmap, const CFX_RectF& rect); |
| FWL_Error EqvDIBitmap(const CFX_DIBitmap* srcBitmap, const CFX_RectF& rect); |
| |
| protected: |
| int32_t m_type; |
| |
| private: |
| struct TInfo { |
| TInfo(); |
| explicit TInfo(const TInfo& info); |
| TInfo& operator=(const TInfo& other); |
| |
| CFX_GraphStateData graphState; |
| FX_BOOL isAntialiasing; |
| FX_StrokeAlignment strokeAlignment; |
| CFX_Matrix CTM; |
| FX_BOOL isActOnDash; |
| CFX_Color* strokeColor; |
| CFX_Color* fillColor; |
| CFX_Font* font; |
| FX_FLOAT fontSize; |
| FX_FLOAT fontHScale; |
| FX_FLOAT fontSpacing; |
| } m_info; |
| |
| FWL_Error RenderDeviceSetLineDash(FX_DashStyle dashStyle); |
| FWL_Error RenderDeviceStrokePath(CFX_Path* path, CFX_Matrix* matrix); |
| FWL_Error RenderDeviceFillPath(CFX_Path* path, |
| FX_FillMode fillMode, |
| CFX_Matrix* matrix); |
| FWL_Error RenderDeviceDrawImage(CFX_DIBSource* source, |
| const CFX_PointF& point, |
| CFX_Matrix* matrix); |
| FWL_Error RenderDeviceStretchImage(CFX_DIBSource* source, |
| const CFX_RectF& rect, |
| CFX_Matrix* matrix); |
| FWL_Error RenderDeviceShowText(const CFX_PointF& point, |
| const CFX_WideString& text, |
| CFX_Matrix* matrix); |
| |
| FWL_Error StrokePathWithPattern(CFX_Path* path, CFX_Matrix* matrix); |
| FWL_Error StrokePathWithShading(CFX_Path* path, CFX_Matrix* matrix); |
| |
| FWL_Error FillPathWithPattern(CFX_Path* path, |
| FX_FillMode fillMode, |
| CFX_Matrix* matrix); |
| FWL_Error FillPathWithShading(CFX_Path* path, |
| FX_FillMode fillMode, |
| CFX_Matrix* matrix); |
| |
| FWL_Error SetDIBitsWithMatrix(CFX_DIBSource* source, CFX_Matrix* matrix); |
| FWL_Error CalcTextInfo(const CFX_WideString& text, |
| uint32_t* charCodes, |
| FXTEXT_CHARPOS* charPos, |
| CFX_RectF& rect); |
| |
| CFX_RenderDevice* m_renderDevice; |
| CFX_ArrayTemplate<TInfo*> m_infoStack; |
| std::unique_ptr<CAGG_Graphics> m_aggGraphics; |
| friend class CAGG_Graphics; |
| }; |
| |
| #endif // XFA_FXGRAPHICS_INCLUDE_CFX_GRAPHICS_H_ |
