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// 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 XFA_FDE_FDE_VISUALSET_H_
#define XFA_FDE_FDE_VISUALSET_H_
#include "core/include/fxcrt/fx_coordinates.h"
#include "core/include/fxcrt/fx_system.h"
#include "core/include/fxge/fx_dib.h"
#include "core/include/fxge/fx_ge.h"
#include "xfa/fde/fde_brush.h"
#include "xfa/fde/fde_image.h"
#include "xfa/fde/fde_path.h"
#include "xfa/fde/fde_pen.h"
#include "xfa/fgas/font/fgas_font.h"
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;
};
struct FDE_IMAGEFILTERPARAMS : public CFX_Target {
int32_t iFilterType;
};
class IFDE_ImageSet : public IFDE_VisualSet {
public:
virtual IFDE_Image* GetImage(FDE_HVISUALOBJ hImage) = 0;
virtual FX_POSITION GetFirstFilterPosition(FDE_HVISUALOBJ hImage) = 0;
virtual const FDE_IMAGEFILTERPARAMS* GetNextFilter(FDE_HVISUALOBJ hImage,
FX_POSITION& pos) = 0;
};
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,
};
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 // XFA_FDE_FDE_VISUALSET_H_
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