// 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. | |
// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com | |
#ifndef _FDE_PARSER | |
#define _FDE_PARSER | |
enum FDE_VISUALOBJTYPE { | |
FDE_VISUALOBJ_Canvas = 0x00, | |
FDE_VISUALOBJ_Text = 0x01, | |
FDE_VISUALOBJ_Image = 0x02, | |
FDE_VISUALOBJ_Path = 0x04, | |
FDE_VISUALOBJ_Widget = 0x08, | |
}; | |
typedef struct _FDE_HVISUALOBJ { void* pData; } const* FDE_HVISUALOBJ; | |
class IFDE_VisualSet { | |
public: | |
virtual ~IFDE_VisualSet() {} | |
virtual FDE_VISUALOBJTYPE GetType() = 0; | |
virtual FX_BOOL GetBBox(FDE_HVISUALOBJ hVisualObj, CFX_RectF& bbox) = 0; | |
virtual FX_BOOL GetMatrix(FDE_HVISUALOBJ hVisualObj, CFX_Matrix& matrix) = 0; | |
virtual FX_BOOL GetRect(FDE_HVISUALOBJ hVisualObj, CFX_RectF& rt) = 0; | |
virtual FX_BOOL GetClip(FDE_HVISUALOBJ hVisualObj, CFX_RectF& rt) = 0; | |
}; | |
class IFDE_CanvasSet : public IFDE_VisualSet { | |
public: | |
virtual FX_POSITION GetFirstPosition(FDE_HVISUALOBJ hCanvas) = 0; | |
virtual FDE_HVISUALOBJ GetNext(FDE_HVISUALOBJ hCanvas, | |
FX_POSITION& pos, | |
IFDE_VisualSet*& pVisualSet) = 0; | |
virtual FDE_HVISUALOBJ GetParentCanvas(FDE_HVISUALOBJ hCanvas, | |
IFDE_VisualSet*& pVisualSet) = 0; | |
}; | |
class IFDE_TextSet : public IFDE_VisualSet { | |
public: | |
virtual int32_t GetString(FDE_HVISUALOBJ hText, CFX_WideString& wsText) = 0; | |
virtual IFX_Font* GetFont(FDE_HVISUALOBJ hText) = 0; | |
virtual FX_FLOAT GetFontSize(FDE_HVISUALOBJ hText) = 0; | |
virtual FX_ARGB GetFontColor(FDE_HVISUALOBJ hText) = 0; | |
virtual int32_t GetDisplayPos(FDE_HVISUALOBJ hText, | |
FXTEXT_CHARPOS* pCharPos, | |
FX_BOOL bCharCode = FALSE, | |
CFX_WideString* pWSForms = NULL) = 0; | |
virtual int32_t GetCharRects(FDE_HVISUALOBJ hText, | |
CFX_RectFArray& rtArray) = 0; | |
}; | |
class IFDE_ImageSet : public IFDE_VisualSet { | |
public: | |
virtual IFDE_Image* GetImage(FDE_HVISUALOBJ hImage) = 0; | |
virtual FX_POSITION GetFirstFilterPosition(FDE_HVISUALOBJ hImage) = 0; | |
virtual FDE_LPCIMAGEFILTERPARAMS GetNextFilter(FDE_HVISUALOBJ hImage, | |
FX_POSITION& pos) = 0; | |
}; | |
#define FDE_FILLMODE_Alternate 1 | |
#define FDE_FILLMODE_Winding 2 | |
#define FDE_PATHRENDER_Stroke 1 | |
#define FDE_PATHRENDER_Fill 2 | |
#define FDE_PATHRENDER_FillStroke 3 | |
class IFDE_PathSet : public IFDE_VisualSet { | |
public: | |
virtual IFDE_Path* GetPath(FDE_HVISUALOBJ hPath) = 0; | |
virtual int32_t GetFillMode(FDE_HVISUALOBJ hPath) = 0; | |
virtual int32_t GetRenderMode(FDE_HVISUALOBJ hPath) = 0; | |
virtual IFDE_Pen* GetPen(FDE_HVISUALOBJ hPath) = 0; | |
virtual FX_FLOAT GetPenWidth(FDE_HVISUALOBJ hPath) = 0; | |
virtual IFDE_Brush* GetBrush(FDE_HVISUALOBJ hPath) = 0; | |
}; | |
enum FDE_WIDGETOBJ { | |
FDE_WIDGETOBJ_Unknown = 0x0000, | |
FDE_WIDGETOBJ_Anchor = 0x0100, | |
FDE_WIDGETOBJ_NamedDest = 0x0200, | |
FDE_WIDGETOBJ_HyperLink = 0x0400, | |
}; | |
#define FDE_WIDGETPARAM_Uri 1 | |
#define FDE_WIDGETPARAM_Rects 2 | |
class IFDE_WidgetSet : public IFDE_VisualSet { | |
public: | |
virtual FDE_WIDGETOBJ GetWidgetType(FDE_HVISUALOBJ hWidget) = 0; | |
virtual FX_FLOAT GetFloat(FDE_HVISUALOBJ hWidget, | |
int32_t iParameter, | |
FX_FLOAT fDefVal = 0.0f) = 0; | |
virtual int32_t GetInteger(FDE_HVISUALOBJ hWidget, | |
int32_t iParameter, | |
int32_t iDefVal = 0) = 0; | |
virtual FX_BOOL GetString(FDE_HVISUALOBJ hWidget, | |
int32_t iParameter, | |
CFX_WideString& wsValue) = 0; | |
virtual FX_BOOL GetRects(FDE_HVISUALOBJ hWidget, | |
int32_t iParameter, | |
CFX_RectFArray& rects) = 0; | |
}; | |
class IFDE_VisualSetIterator { | |
public: | |
static IFDE_VisualSetIterator* Create(); | |
virtual ~IFDE_VisualSetIterator() {} | |
virtual void Release() = 0; | |
virtual FX_BOOL AttachCanvas(IFDE_CanvasSet* pCanvas) = 0; | |
virtual FX_BOOL FilterObjects(FX_DWORD dwObjects = 0xFFFFFFFF) = 0; | |
virtual void Reset() = 0; | |
virtual FDE_HVISUALOBJ GetNext(IFDE_VisualSet*& pVisualSet, | |
FDE_HVISUALOBJ* phCanvasObj = NULL, | |
IFDE_CanvasSet** ppCanvasSet = NULL) = 0; | |
}; | |
#endif |