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Diffstat (limited to 'xfa/fxgraphics/include/cfx_graphics.h')
| -rw-r--r-- | xfa/fxgraphics/include/cfx_graphics.h | 253 |
1 files changed, 253 insertions, 0 deletions
diff --git a/xfa/fxgraphics/include/cfx_graphics.h b/xfa/fxgraphics/include/cfx_graphics.h new file mode 100644 index 0000000000..121ae3a744 --- /dev/null +++ b/xfa/fxgraphics/include/cfx_graphics.h @@ -0,0 +1,253 @@ +// 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 "core/include/fxcrt/fx_system.h" +#include "core/include/fxge/fx_dib.h" +#include "core/include/fxge/fx_ge.h" + +class CFX_Color; +class CFX_Path; +class CAGG_Graphics; + +#define FX_ERR_Succeeded 0 +#define FX_ERR_Indefinite -1 +#define FX_ERR_Parameter_Invalid -100 +#define FX_ERR_Property_Invalid -200 +#define FX_ERR_Intermediate_Value_Invalid -300 +#define FX_ERR_Method_Not_Supported -400 +#define FX_ERR_Out_Of_Memory -500 + +using FX_ERR = int; +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(); + + FX_ERR Create(CFX_RenderDevice* renderDevice, FX_BOOL isAntialiasing = TRUE); + FX_ERR Create(int32_t width, + int32_t height, + FXDIB_Format format, + FX_BOOL isNative = TRUE, + FX_BOOL isAntialiasing = TRUE); + + FX_ERR GetDeviceCap(const int32_t capID, FX_DeviceCap& capVal); + FX_ERR IsPrinterDevice(FX_BOOL& isPrinter); + FX_ERR EnableAntialiasing(FX_BOOL isAntialiasing); + + FX_ERR SaveGraphState(); + FX_ERR RestoreGraphState(); + + FX_ERR GetLineCap(CFX_GraphStateData::LineCap& lineCap) const; + FX_ERR GetDashCount(int32_t& dashCount) const; + FX_ERR GetLineDash(FX_FLOAT& dashPhase, FX_FLOAT* dashArray) const; + FX_ERR GetLineJoin(CFX_GraphStateData::LineJoin& lineJoin) const; + FX_ERR GetMiterLimit(FX_FLOAT& miterLimit) const; + FX_ERR GetLineWidth(FX_FLOAT& lineWidth) const; + FX_ERR GetStrokeAlignment(FX_StrokeAlignment& strokeAlignment) const; + FX_ERR GetClipRect(CFX_RectF& rect) const; + CFX_Matrix* GetMatrix(); + CFX_RenderDevice* GetRenderDevice(); + + FX_ERR SetLineCap(CFX_GraphStateData::LineCap lineCap); + FX_ERR SetLineDash(FX_FLOAT dashPhase, + FX_FLOAT* dashArray, + int32_t dashCount); + FX_ERR SetLineDash(FX_DashStyle dashStyle); + FX_ERR SetLineJoin(CFX_GraphStateData::LineJoin lineJoin); + FX_ERR SetMiterLimit(FX_FLOAT miterLimit); + FX_ERR SetLineWidth(FX_FLOAT lineWidth, FX_BOOL isActOnDash = FALSE); + FX_ERR SetStrokeAlignment(FX_StrokeAlignment strokeAlignment); + FX_ERR SetStrokeColor(CFX_Color* color); + FX_ERR SetFillColor(CFX_Color* color); + FX_ERR SetClipRect(const CFX_RectF& rect); + FX_ERR SetFont(CFX_Font* font); + FX_ERR SetFontSize(const FX_FLOAT size); + FX_ERR SetFontHScale(const FX_FLOAT scale); + FX_ERR SetCharSpacing(const FX_FLOAT spacing); + FX_ERR SetTextDrawingMode(const int32_t mode); + + FX_ERR StrokePath(CFX_Path* path, CFX_Matrix* matrix = NULL); + FX_ERR FillPath(CFX_Path* path, + FX_FillMode fillMode = FXFILL_WINDING, + CFX_Matrix* matrix = NULL); + FX_ERR ClipPath(CFX_Path* path, + FX_FillMode fillMode = FXFILL_WINDING, + CFX_Matrix* matrix = NULL); + FX_ERR DrawImage(CFX_DIBSource* source, + const CFX_PointF& point, + CFX_Matrix* matrix = NULL); + FX_ERR StretchImage(CFX_DIBSource* source, + const CFX_RectF& rect, + CFX_Matrix* matrix = NULL); + FX_ERR ConcatMatrix(const CFX_Matrix* matrix); + FX_ERR ClearClip(); + FX_ERR ShowText(const CFX_PointF& point, + const CFX_WideString& text, + CFX_Matrix* matrix = NULL); + FX_ERR CalcTextRect(CFX_RectF& rect, + const CFX_WideString& text, + FX_BOOL isMultiline = FALSE, + CFX_Matrix* matrix = NULL); + FX_ERR Transfer(CFX_Graphics* graphics, const CFX_Matrix* matrix); + FX_ERR Transfer(CFX_Graphics* graphics, + FX_FLOAT srcLeft, + FX_FLOAT srcTop, + const CFX_RectF& dstRect, + const CFX_Matrix* matrix); + + FX_ERR InverseRect(const CFX_RectF& rect); + FX_ERR XorDIBitmap(const CFX_DIBitmap* srcBitmap, const CFX_RectF& rect); + FX_ERR EqvDIBitmap(const CFX_DIBitmap* srcBitmap, const CFX_RectF& rect); + + protected: + int32_t m_type; + + private: + struct TInfo { + TInfo() + : isAntialiasing(TRUE), + strokeAlignment(FX_STROKEALIGNMENT_Center), + isActOnDash(FALSE), + strokeColor(nullptr), + fillColor(nullptr), + font(nullptr), + fontSize(40.0), + fontHScale(1.0), + fontSpacing(0.0) {} + 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; + + FX_ERR RenderDeviceSetLineDash(FX_DashStyle dashStyle); + FX_ERR RenderDeviceStrokePath(CFX_Path* path, CFX_Matrix* matrix); + FX_ERR RenderDeviceFillPath(CFX_Path* path, + FX_FillMode fillMode, + CFX_Matrix* matrix); + FX_ERR RenderDeviceDrawImage(CFX_DIBSource* source, + const CFX_PointF& point, + CFX_Matrix* matrix); + FX_ERR RenderDeviceStretchImage(CFX_DIBSource* source, + const CFX_RectF& rect, + CFX_Matrix* matrix); + FX_ERR RenderDeviceShowText(const CFX_PointF& point, + const CFX_WideString& text, + CFX_Matrix* matrix); + + FX_ERR StrokePathWithPattern(CFX_Path* path, CFX_Matrix* matrix); + FX_ERR StrokePathWithShading(CFX_Path* path, CFX_Matrix* matrix); + + FX_ERR FillPathWithPattern(CFX_Path* path, + FX_FillMode fillMode, + CFX_Matrix* matrix); + FX_ERR FillPathWithShading(CFX_Path* path, + FX_FillMode fillMode, + CFX_Matrix* matrix); + + FX_ERR SetDIBitsWithMatrix(CFX_DIBSource* source, CFX_Matrix* matrix); + FX_ERR CalcTextInfo(const CFX_WideString& text, + FX_DWORD* charCodes, + FXTEXT_CHARPOS* charPos, + CFX_RectF& rect); + + CFX_RenderDevice* m_renderDevice; + CFX_PtrArray m_infoStack; + CAGG_Graphics* m_aggGraphics; + friend class CAGG_Graphics; +}; + +#endif // XFA_FXGRAPHICS_INCLUDE_CFX_GRAPHICS_H_ |