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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 _FXET_LIST_H_
#define _FXET_LIST_H_
#include "../../../core/include/fpdfapi/fpdf_parser.h" // For CPDF_Point.
#include "fx_edit.h"
class IFX_Edit;
class CLST_Size
{
public:
CLST_Size() : x(0.0f), y(0.0f)
{
}
CLST_Size(FX_FLOAT x,FX_FLOAT y)
{
this->x = x;
this->y = y;
}
void Default()
{
x = 0.0f;
y = 0.0f;
}
FX_BOOL operator != (const CLST_Size & size) const
{
return FXSYS_memcmp(this, &size, sizeof(CLST_Size)) != 0;
}
FX_FLOAT x,y;
};
class CLST_Rect : public CPDF_Rect
{
public:
CLST_Rect()
{
left = top = right = bottom = 0.0f;
}
CLST_Rect(FX_FLOAT left,FX_FLOAT top,
FX_FLOAT right,FX_FLOAT bottom)
{
this->left = left;
this->top = top;
this->right = right;
this->bottom = bottom;
}
CLST_Rect(const CPDF_Rect & rect)
{
this->left = rect.left;
this->top = rect.top;
this->right = rect.right;
this->bottom = rect.bottom;
}
void Default()
{
left = top = right = bottom = 0.0f;
}
const CLST_Rect operator = (const CPDF_Rect & rect)
{
this->left = rect.left;
this->top = rect.top;
this->right = rect.right;
this->bottom = rect.bottom;
return *this;
}
FX_BOOL operator == (const CLST_Rect & rect) const
{
return FXSYS_memcmp(this, &rect, sizeof(CLST_Rect)) == 0;
}
FX_BOOL operator != (const CLST_Rect & rect) const
{
return FXSYS_memcmp(this, &rect, sizeof(CLST_Rect)) != 0;
}
FX_FLOAT Width() const
{
return this->right - this->left;
}
FX_FLOAT Height() const
{
if (this->top > this->bottom)
return this->top - this->bottom;
else
return this->bottom - this->top;
}
CPDF_Point LeftTop() const
{
return CPDF_Point(left,top);
}
CPDF_Point RightBottom() const
{
return CPDF_Point(right,bottom);
}
const CLST_Rect operator += (const CPDF_Point & point)
{
this->left += point.x;
this->right += point.x;
this->top += point.y;
this->bottom += point.y;
return *this;
}
const CLST_Rect operator -= (const CPDF_Point & point)
{
this->left -= point.x;
this->right -= point.x;
this->top -= point.y;
this->bottom -= point.y;
return *this;
}
CLST_Rect operator + (const CPDF_Point & point) const
{
return CLST_Rect(left + point.x,
top + point.y,
right + point.x,
bottom + point.y);
}
CLST_Rect operator - (const CPDF_Point & point) const
{
return CLST_Rect(left - point.x,
top - point.y,
right - point.x,
bottom - point.y);
}
};
class CFX_ListItem
{
public:
CFX_ListItem();
virtual ~CFX_ListItem();
void SetFontMap(IFX_Edit_FontMap * pFontMap);
IFX_Edit_Iterator* GetIterator() const;
IFX_Edit* GetEdit() const;
public:
void SetRect(const CLST_Rect & rect);
void SetSelect(FX_BOOL bSelected);
void SetCaret(FX_BOOL bCaret);
void SetText(FX_LPCWSTR text);
void SetFontSize(FX_FLOAT fFontSize);
CFX_WideString GetText() const;
CLST_Rect GetRect() const;
FX_BOOL IsSelected() const;
FX_BOOL IsCaret() const;
FX_FLOAT GetItemHeight() const;
FX_WORD GetFirstChar() const;
private:
IFX_Edit* m_pEdit;
FX_BOOL m_bSelected;
FX_BOOL m_bCaret;
CLST_Rect m_rcListItem;
};
class CFX_ListContainer
{
public:
CFX_ListContainer() : m_rcPlate(0.0f,0.0f,0.0f,0.0f), m_rcContent(0.0f,0.0f,0.0f,0.0f){}
virtual ~CFX_ListContainer(){}
virtual void SetPlateRect(const CPDF_Rect & rect){m_rcPlate = rect;}
CPDF_Rect GetPlateRect() const{return m_rcPlate;}
void SetContentRect(const CLST_Rect & rect){m_rcContent = rect;}
CLST_Rect GetContentRect() const{return m_rcContent;}
CPDF_Point GetBTPoint() const{return CPDF_Point(m_rcPlate.left,m_rcPlate.top);}
CPDF_Point GetETPoint() const{return CPDF_Point(m_rcPlate.right,m_rcPlate.bottom);}
public:
CPDF_Point InnerToOuter(const CPDF_Point & point) const{return CPDF_Point(point.x + GetBTPoint().x,GetBTPoint().y - point.y);}
CPDF_Point OuterToInner(const CPDF_Point & point) const{return CPDF_Point(point.x - GetBTPoint().x,GetBTPoint().y - point.y);}
CPDF_Rect InnerToOuter(const CLST_Rect & rect) const{CPDF_Point ptLeftTop = InnerToOuter(CPDF_Point(rect.left,rect.top));
CPDF_Point ptRightBottom = InnerToOuter(CPDF_Point(rect.right,rect.bottom));
return CPDF_Rect(ptLeftTop.x,ptRightBottom.y,ptRightBottom.x,ptLeftTop.y);}
CLST_Rect OuterToInner(const CPDF_Rect & rect) const{CPDF_Point ptLeftTop = OuterToInner(CPDF_Point(rect.left,rect.top));
CPDF_Point ptRightBottom = OuterToInner(CPDF_Point(rect.right,rect.bottom));
return CLST_Rect(ptLeftTop.x,ptLeftTop.y,ptRightBottom.x,ptRightBottom.y);}
private:
CPDF_Rect m_rcPlate;
CLST_Rect m_rcContent; //positive forever!
};
template<class TYPE> class CLST_ArrayTemplate : public CFX_ArrayTemplate<TYPE>
{
public:
FX_BOOL IsEmpty() { return CFX_ArrayTemplate<TYPE>::GetSize() <= 0; }
TYPE GetAt(FX_INT32 nIndex) const { if (nIndex >= 0 && nIndex < CFX_ArrayTemplate<TYPE>::GetSize()) return CFX_ArrayTemplate<TYPE>::GetAt(nIndex); return NULL;}
void RemoveAt(FX_INT32 nIndex){if (nIndex >= 0 && nIndex < CFX_ArrayTemplate<TYPE>::GetSize()) CFX_ArrayTemplate<TYPE>::RemoveAt(nIndex);}
};
class CFX_List : protected CFX_ListContainer , public IFX_List
{
public:
CFX_List();
virtual ~CFX_List();
public:
virtual void SetFontMap(IFX_Edit_FontMap * pFontMap);
virtual void SetFontSize(FX_FLOAT fFontSize);
virtual CPDF_Rect GetPlateRect() const;
virtual CPDF_Rect GetContentRect() const;
virtual FX_FLOAT GetFontSize() const;
virtual IFX_Edit* GetItemEdit(FX_INT32 nIndex) const;
virtual FX_INT32 GetCount() const;
virtual FX_BOOL IsItemSelected(FX_INT32 nIndex) const;
virtual FX_FLOAT GetFirstHeight() const;
virtual void SetMultipleSel(FX_BOOL bMultiple);
virtual FX_BOOL IsMultipleSel() const;
virtual FX_BOOL IsValid(FX_INT32 nItemIndex) const;
virtual FX_INT32 FindNext(FX_INT32 nIndex,FX_WCHAR nChar) const;
protected:
virtual void Empty();
void AddItem(FX_LPCWSTR str);
virtual void ReArrange(FX_INT32 nItemIndex);
virtual CPDF_Rect GetItemRect(FX_INT32 nIndex) const;
CFX_WideString GetItemText(FX_INT32 nIndex) const;
void SetItemSelect(FX_INT32 nItemIndex, FX_BOOL bSelected);
void SetItemCaret(FX_INT32 nItemIndex, FX_BOOL bCaret);
virtual FX_INT32 GetItemIndex(const CPDF_Point & point) const;
FX_INT32 GetFirstSelected() const;
FX_INT32 GetLastSelected() const;
FX_WCHAR Toupper(FX_WCHAR c) const;
private:
CLST_ArrayTemplate<CFX_ListItem*> m_aListItems;
FX_FLOAT m_fFontSize;
IFX_Edit_FontMap* m_pFontMap;
FX_BOOL m_bMultiple;
};
struct CPLST_Select_Item
{
CPLST_Select_Item(FX_INT32 nItemIndex,FX_INT32 nState)
{
this->nItemIndex = nItemIndex;
this->nState = nState;
}
FX_INT32 nItemIndex;
FX_INT32 nState; //0:normal select -1:to deselect 1: to select
};
class CPLST_Select
{
public:
CPLST_Select();
virtual ~CPLST_Select();
public:
void Add(FX_INT32 nItemIndex);
void Add(FX_INT32 nBeginIndex, FX_INT32 nEndIndex);
void Sub(FX_INT32 nItemIndex);
void Sub(FX_INT32 nBeginIndex, FX_INT32 nEndIndex);
FX_BOOL IsExist(FX_INT32 nItemIndex) const;
FX_INT32 Find(FX_INT32 nItemIndex) const;
FX_INT32 GetCount() const;
FX_INT32 GetItemIndex(FX_INT32 nIndex) const;
FX_INT32 GetState(FX_INT32 nIndex) const;
void Done();
void DeselectAll();
private:
CFX_ArrayTemplate<CPLST_Select_Item*> m_aItems;
};
class CFX_ListCtrl : public CFX_List
{
public:
CFX_ListCtrl();
virtual ~CFX_ListCtrl();
public:
void SetNotify(IFX_List_Notify * pNotify);
void OnMouseDown(const CPDF_Point & point,FX_BOOL bShift,FX_BOOL bCtrl);
void OnMouseMove(const CPDF_Point & point,FX_BOOL bShift,FX_BOOL bCtrl);
void OnVK_UP(FX_BOOL bShift,FX_BOOL bCtrl);
void OnVK_DOWN(FX_BOOL bShift,FX_BOOL bCtrl);
void OnVK_LEFT(FX_BOOL bShift,FX_BOOL bCtrl);
void OnVK_RIGHT(FX_BOOL bShift,FX_BOOL bCtrl);
void OnVK_HOME(FX_BOOL bShift,FX_BOOL bCtrl);
void OnVK_END(FX_BOOL bShift,FX_BOOL bCtrl);
void OnVK(FX_INT32 nItemIndex,FX_BOOL bShift,FX_BOOL bCtrl);
FX_BOOL OnChar(FX_WORD nChar,FX_BOOL bShift,FX_BOOL bCtrl);
virtual CPDF_Point InToOut(const CPDF_Point & point) const;
virtual CPDF_Point OutToIn(const CPDF_Point & point) const;
virtual CPDF_Rect InToOut(const CPDF_Rect & rect) const;
virtual CPDF_Rect OutToIn(const CPDF_Rect & rect) const;
virtual void SetPlateRect(const CPDF_Rect & rect);
void SetScrollPos(const CPDF_Point & point);
void ScrollToListItem(FX_INT32 nItemIndex);
virtual CPDF_Rect GetItemRect(FX_INT32 nIndex) const;
FX_INT32 GetCaret() const {return m_nCaretIndex;}
FX_INT32 GetSelect() const {return m_nSelItem;}
FX_INT32 GetTopItem() const;
virtual CPDF_Rect GetContentRect() const;
virtual FX_INT32 GetItemIndex(const CPDF_Point & point) const;
void AddString(FX_LPCWSTR string);
void SetTopItem(FX_INT32 nIndex);
void Select(FX_INT32 nItemIndex);
virtual void SetCaret(FX_INT32 nItemIndex);
virtual void Empty();
virtual void Cancel();
CFX_WideString GetText() const;
private:
void SetMultipleSelect(FX_INT32 nItemIndex, FX_BOOL bSelected);
void SetSingleSelect(FX_INT32 nItemIndex);
void InvalidateItem(FX_INT32 nItemIndex);
void SelectItems();
FX_BOOL IsItemVisible(FX_INT32 nItemIndex) const;
void SetScrollInfo();
void SetScrollPosY(FX_FLOAT fy);
virtual void ReArrange(FX_INT32 nItemIndex);
private:
IFX_List_Notify* m_pNotify;
FX_BOOL m_bNotifyFlag;
CPDF_Point m_ptScrollPos;
CPLST_Select m_aSelItems; //for multiple
FX_INT32 m_nSelItem; //for single
FX_INT32 m_nFootIndex; //for multiple
FX_BOOL m_bCtrlSel; //for multiple
FX_INT32 m_nCaretIndex; //for multiple
};
#endif
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