1 // Copyright 2014 PDFium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4 
5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
6 
7 #ifndef _IFDE_TXTEDTPAGE_H
8 #define _IFDE_TXTEDTPAGE_H
9 class IFDE_TxtEdtEngine;
10 class IFDE_TxtEdtPage;
11 class IFDE_TxtEdtPage : public IFDE_CanvasSet, public IFX_TxtAccess {
12  public:
13   static IFDE_TxtEdtPage* Create(IFDE_TxtEdtEngine* pEngine, int32_t nIndex);
14 
15   virtual void Release() = 0;
16 
17   virtual IFDE_TxtEdtEngine* GetEngine() const = 0;
18   virtual int32_t GetCharRect(int32_t nIndex,
19                               CFX_RectF& rect,
20                               FX_BOOL bBBox = FALSE) const = 0;
21   virtual int32_t GetCharIndex(const CFX_PointF& fPoint, FX_BOOL& bBefore) = 0;
22   virtual void CalcRangeRectArray(int32_t nStart,
23                                   int32_t nCount,
24                                   CFX_RectFArray& RectFArr) const = 0;
25   virtual int32_t SelectWord(const CFX_PointF& fPoint, int32_t& nCount) = 0;
26   virtual int32_t GetCharStart() const = 0;
27   virtual int32_t GetCharCount() const = 0;
28 
29   virtual int32_t GetDisplayPos(const CFX_RectF& rtClip,
30                                 FXTEXT_CHARPOS*& pCharPos,
31                                 FX_LPRECTF pBBox = NULL) const = 0;
32   virtual FX_BOOL IsLoaded(FX_LPCRECTF pClipBox = NULL) = 0;
33   virtual int32_t LoadPage(FX_LPCRECTF pClipBox = NULL,
34                            IFX_Pause* pPause = NULL) = 0;
35   virtual void UnloadPage(FX_LPCRECTF pClipBox = NULL) = 0;
36   virtual const CFX_RectF& GetContentsBox() = 0;
37 };
38 #endif
39