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91 lines
2.7 KiB
91 lines
2.7 KiB
4 months ago
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// Copyright 2016 PDFium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
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#ifndef XFA_FXGRAPHICS_CXFA_GRAPHICS_H_
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#define XFA_FXGRAPHICS_CXFA_GRAPHICS_H_
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#include <memory>
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#include <vector>
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#include "core/fxcrt/fx_system.h"
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#include "core/fxge/cfx_graphstatedata.h"
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#include "xfa/fxgraphics/cxfa_gecolor.h"
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using FX_FillMode = int32_t;
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enum class FX_HatchStyle {
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Horizontal = 0,
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Vertical = 1,
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ForwardDiagonal = 2,
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BackwardDiagonal = 3,
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Cross = 4,
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DiagonalCross = 5
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};
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class CFX_DIBBase;
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class CFX_RenderDevice;
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class CXFA_GEPath;
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class CXFA_Graphics {
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public:
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explicit CXFA_Graphics(CFX_RenderDevice* renderDevice);
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~CXFA_Graphics();
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void SaveGraphState();
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void RestoreGraphState();
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CFX_RectF GetClipRect() const;
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const CFX_Matrix* GetMatrix() const;
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CFX_RenderDevice* GetRenderDevice();
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void SetLineCap(CFX_GraphStateData::LineCap lineCap);
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void SetLineDash(float dashPhase, const float* dashArray, size_t dashCount);
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void SetSolidLineDash();
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void SetLineWidth(float lineWidth);
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void EnableActOnDash();
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void SetStrokeColor(const CXFA_GEColor& color);
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void SetFillColor(const CXFA_GEColor& color);
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void SetClipRect(const CFX_RectF& rect);
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void StrokePath(CXFA_GEPath* path, const CFX_Matrix* matrix);
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void FillPath(CXFA_GEPath* path,
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FX_FillMode fillMode,
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const CFX_Matrix* matrix);
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void ConcatMatrix(const CFX_Matrix* matrix);
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private:
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struct TInfo {
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TInfo();
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explicit TInfo(const TInfo& info);
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TInfo& operator=(const TInfo& other);
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CFX_GraphStateData graphState;
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CFX_Matrix CTM;
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bool isActOnDash;
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CXFA_GEColor strokeColor;
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CXFA_GEColor fillColor;
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};
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void RenderDeviceStrokePath(const CXFA_GEPath* path,
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const CFX_Matrix* matrix);
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void RenderDeviceFillPath(const CXFA_GEPath* path,
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FX_FillMode fillMode,
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const CFX_Matrix* matrix);
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void FillPathWithPattern(const CXFA_GEPath* path,
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FX_FillMode fillMode,
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const CFX_Matrix& matrix);
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void FillPathWithShading(const CXFA_GEPath* path,
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FX_FillMode fillMode,
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const CFX_Matrix& matrix);
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void SetDIBitsWithMatrix(const RetainPtr<CFX_DIBBase>& source,
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const CFX_Matrix& matrix);
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CFX_RenderDevice* const m_renderDevice; // Not owned.
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TInfo m_info;
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std::vector<std::unique_ptr<TInfo>> m_infoStack;
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};
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#endif // XFA_FXGRAPHICS_CXFA_GRAPHICS_H_
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