blob: e79219d87772ef3bf8bd8b3ee77e94759170e259 [file] [log] [blame]
// 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_CFX_GRAPHICS_H_
#define XFA_FXGRAPHICS_CFX_GRAPHICS_H_
#include <memory>
#include "core/fxcrt/fx_system.h"
#include "core/fxge/cfx_fxgedevice.h"
#include "core/fxge/cfx_graphstatedata.h"
#include "core/fxge/cfx_renderdevice.h"
#include "core/fxge/fx_dib.h"
#include "core/fxge/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);
void 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_CFX_GRAPHICS_H_