ICJKGridManager.h

//========================================================================================
// 
// $File$
// 
// Owner: Heath Lynn
// 
// $Author$
// 
// $DateTime$
// 
// $Revision$
// 
// $Change$
// 
// Copyright 1997-2010 Adobe Systems Incorporated. All rights reserved.
// 
// NOTICE: Adobe permits you to use, modify, and distribute this file in accordance 
// with the terms of the Adobe license agreement accompanying it. If you have received
// this file from a source other than Adobe, then your use, modification, or 
// distribution of it requires the prior written permission of Adobe.
// 
// 
// Purpose: Geometric grid calculations.
// 
//========================================================================================

#ifndef __ICJKGridManager__
#define __ICJKGridManager__

#include "PMMatrix.h"
#include "PMRect.h"

#include "IPMUnknown.h"
#include "IDrawCJKGrid.h"

typedef K2Vector<int32> Int32List;

class ICJKGridManager : public IPMUnknown
{
public:
 enum { kDefaultIID = IID_ICJKGRIDMANAGER };

 virtual void RecalcGrid() = 0;

 virtual bool16 IsActive() const = 0;

 virtual bool16 IsGridVertical() const = 0;

 virtual bool16 IsGridRectangular() const = 0;

 virtual void GetGridBounds(PMRect & rect) const = 0;

 virtual const Int32List& GetCharsPerLine() const = 0;

 virtual int32 GetNumOfLines() const = 0;

 virtual int32 GetRectCount() const = 0;

 virtual PMRect GetNthEmBoxRect(const int32 cellNumber) const = 0;

 virtual PMRect GetNthICFBoxRect(const int32 cellNumber) const = 0;


 virtual PMReal GetHCellSize() const = 0;

 virtual PMReal GetVCellSize() const = 0;


 virtual bool16 DrawVisibleEmBoxRects( const IDrawCJKGrid * drawCJKGrid,const PMRect * viewRect = nil) const = 0;
 virtual bool16 DrawVisibleICFBoxRects( const IDrawCJKGrid * drawCJKGrid,const PMRect * viewRect = nil) const = 0;

 virtual void GetICFAdjustments(PMReal & xAdjustment, PMReal & yAdjustment) const = 0;

 virtual bool16 MoveToClosestEmBoxLeft(PMPoint & thePoint, const PMMatrix * transform = nil, const PMReal& extra = PMReal(0.0)) const = 0;

 virtual bool16 MoveToClosestEmBoxTop(PMPoint & thePoint, const PMMatrix * transform = nil, const PMReal& extra = PMReal(0.0)) const = 0;

 virtual bool16 MoveToClosestEmBoxRight(PMPoint & thePoint, const PMMatrix * transform = nil, const PMReal& extra = PMReal(0.0)) const = 0;

 virtual bool16 MoveToClosestEmBoxBottom(PMPoint & thePoint, const PMMatrix * transform = nil, const PMReal& extra = PMReal(0.0)) const = 0;

 virtual bool16 MoveToClosestICFBoxLeft(PMPoint & thePoint, const PMMatrix * transform = nil, const PMReal& extra = PMReal(0.0)) const = 0;

 virtual bool16 MoveToClosestICFBoxTop(PMPoint & thePoint, const PMMatrix * transform = nil, const PMReal& extra = PMReal(0.0)) const = 0;

 virtual bool16 MoveToClosestICFBoxRight(PMPoint & thePoint, const PMMatrix * transform = nil, const PMReal& extra = PMReal(0.0)) const = 0;

 virtual bool16 MoveToClosestICFBoxBottom(PMPoint & thePoint, const PMMatrix * transform = nil, const PMReal& extra = PMReal(0.0)) const = 0;


 virtual bool16 MoveToClosestBaseline(PMPoint & thePoint, const PMMatrix * transform = nil, const PMReal& extra = PMReal(0.0)) const = 0;

 virtual bool16 MoveToClosestCenter(PMPoint & thePoint, const PMMatrix * transform = nil, const PMReal& extra = PMReal(0.0)) const = 0;

};

#endif