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1224 lines
29 KiB
1224 lines
29 KiB
//
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// GROBJ.CPP
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// Graphic Object Classes
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//
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// Copyright Microsoft 1998-
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//
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#ifndef __GROBJ_HPP_
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#define __GROBJ_HPP_
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#define HIT_WINDOW 1
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#define MAKE_HIT_RECT(r, p ) \
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::SetRect(&r, p.x-HIT_WINDOW, p.y-HIT_WINDOW, p.x+HIT_WINDOW, p.y+HIT_WINDOW);
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//
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// Marker definitions
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//
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#define NO_HANDLE -1
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#define TOP_LEFT 0
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#define TOP_MIDDLE 1
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#define TOP_RIGHT 2
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#define RIGHT_MIDDLE 3
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#define BOTTOM_RIGHT 4
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#define BOTTOM_MIDDLE 5
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#define BOTTOM_LEFT 6
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#define LEFT_MIDDLE 7
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//
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// Definitions for text objects
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//
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#define LAST_LINE -1
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#define LAST_CHAR -2
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//
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// Maximum number of points in a freehand object - determined by the fact
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// that pointCount is held in a TSHR_UINT16 in WB_GRAPHIC_FREEHAND (awbdef.h)
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//
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#define MAX_FREEHAND_POINTS 65535
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BOOL EllipseHit(LPCRECT lpEllipseRect, BOOL bBorderHit, UINT uPenWidth, LPCRECT lpHitRect );
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// Class to simulate CMapPtrToPtr but based on a linked list instead of the order-jumbling
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// hashing method. This is the major cause of bug 354. I'm doing this instead of just replacing
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// CMapPtrToPtr because it is used in a zillion places and I want to minimize changes to the
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// multi-object select logic so that I don't break it.
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class CPtrToPtrList : public COBLIST
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{
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public:
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CPtrToPtrList( void );
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~CPtrToPtrList(void);
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void SetAt( void *key, void *newValue );
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BOOL RemoveKey( void *key );
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void RemoveAll( void );
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void GetNextAssoc( POSITION &rNextPosition, void *&rKey, void *&rValue ) ;
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BOOL Lookup( void *key, void *&rValue );
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protected:
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struct stPtrPair
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{
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void *pMainThing;
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void *pRelatedThing;
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};
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stPtrPair *FindMainThingPair( void *pMainThing, POSITION *pPos );
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};
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//
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//
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// Class: DCWbGraphic
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//
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// Purpose: Base graphic object class
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//
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//
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class WbDrawingArea;
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enum
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{
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enumGraphicMarker,
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enumGraphicFreeHand,
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enumGraphicFilledRectangle,
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enumGraphicFilledEllipse,
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enumGraphicText,
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enumGraphicDIB,
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enumGraphicPointer,
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enumNoGraphicTool
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};
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class DCWbGraphic
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{
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public:
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//
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// Static graphic construction routines - return a pointer to a graphic
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// of the relevant type given a page and graphic handle or a pointer to
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// a flat graphic representation.
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//
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static DCWbGraphic* ConstructGraphic(WB_PAGE_HANDLE hPage,
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WB_GRAPHIC_HANDLE hGraphic);
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static DCWbGraphic* ConstructGraphic(PWB_GRAPHIC pHeader);
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static DCWbGraphic* ConstructGraphic(WB_PAGE_HANDLE hPage,
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WB_GRAPHIC_HANDLE hGraphic,
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PWB_GRAPHIC pHeader);
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static DCWbGraphic* CopyGraphic(PWB_GRAPHIC pHeader);
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//
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// Constructor.
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//
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DCWbGraphic(PWB_GRAPHIC pHeader = NULL);
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DCWbGraphic(WB_PAGE_HANDLE hPage, WB_GRAPHIC_HANDLE _hGraphic);
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virtual ~DCWbGraphic( void );
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virtual UINT IsGraphicTool(void) = 0;
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//
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// Get/set the bounding rectangle of the graphic object (in logical
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// co-ordinates).
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//
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virtual void GetBoundsRect(LPRECT lprc) { *lprc = m_boundsRect; }
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virtual void SetBoundsRect(LPCRECT lprc);
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//
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// Get the size of the object
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//
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virtual int Width(void) { return(m_boundsRect.right - m_boundsRect.left); }
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virtual int Height(void) { return(m_boundsRect.bottom - m_boundsRect.top); }
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//
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// Get/set the defining rectangle of the graphic - this is only set up
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// for some object types e.g. rectangles and ellipses.
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//
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virtual LPCRECT GetRect(void) const { return(&m_rect); }
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virtual void SetRect(LPCRECT lprc);
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virtual void SetRectPts(POINT ptStart, POINT ptEnd);
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//
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// Get/set the color the object will be drawn in
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//
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virtual void SetColor(COLORREF clr);
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virtual COLORREF GetColor(void) //CHANGED BY RAND for PALETTERGB
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{ return( SET_PALETTERGB(m_clrPenColor ) ); }
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//
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// Get/set the width of the pen used to draw the object
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//
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virtual void SetPenWidth(UINT uiWidth);
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virtual UINT GetPenWidth(void) { return m_uiPenWidth; }
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//
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// Get/set the raster op to be used to draw the object
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//
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virtual void SetROP(int iPenROP);
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virtual int GetROP(void) { return m_iPenROP; }
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//
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// Get/set the pen style
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//
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virtual void SetPenStyle(int iPenStyle);
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virtual int GetPenStyle(void) { return m_iPenStyle; }
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//
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// Translates the graphic object by the x and y values of the point
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// parameter.
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//
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virtual void MoveBy(int cx, int cy);
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//
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// Set the top left corner of the object's bounding rectangle to the
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// point specified as parameter.
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//
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virtual void MoveTo(int x, int y);
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//
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// Return the top left corner of the objects bounding rectangle.
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//
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virtual void GetPosition(LPPOINT lpt);
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//
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// Return TRUE if the specified point is inside the bounding rectangle
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// of the graphic object.
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//
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virtual BOOL PointInBounds(POINT pt);
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//
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// Draw the graphic object into the device context specified.
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//
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virtual void Draw(HDC hDC)
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{return;}
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virtual void Draw(HDC hDC, WbDrawingArea * pDrawingArea)
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{ Draw(hDC); }
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virtual void Draw(HDC hDC, BOOL thumbNail)
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{ Draw(hDC); }
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//
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// Return the page of the graphic object
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//
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virtual WB_PAGE_HANDLE Page(void) const { return m_hPage; }
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//
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// Return the handle of the graphic object
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//
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virtual WB_GRAPHIC_HANDLE Handle(void) const { return m_hGraphic; }
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virtual void ZapHandle(void) {m_hGraphic = NULL;}
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//
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// Return TRUE if the graphic is topmost on its page
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//
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virtual BOOL IsTopmost(void);
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//
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// Update the external version of the graphic
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//
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virtual void ForceReplace(void);
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virtual void Replace(void);
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virtual void ForceUpdate(void);
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virtual void Update(void);
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virtual void Delete(void);
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//
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// Confirm an update or delete of the graphic
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//
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virtual void ReplaceConfirm(void);
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virtual void UpdateConfirm(void);
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virtual void DeleteConfirm(void);
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virtual BOOL CheckReallyHit(LPCRECT pRectHit)
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{
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RECT rcT;
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return(!IntersectRect(&rcT, &m_boundsRect, pRectHit));
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}
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//
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// Lock and unlock the graphic - the lock or unlock will only take
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// effect the next time the graphic is updated or replaced.
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//
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void Lock(void);
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void Unlock(void);
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BOOL Locked(void) { return (m_uiLockState == WB_GRAPHIC_LOCK_REMOTE); }
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BOOL GotLock(void) { return (m_uiLockState == WB_GRAPHIC_LOCK_LOCAL); }
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void ClearLockFlag(void) {m_uiLockState = WB_GRAPHIC_LOCK_NONE;}
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UINT GetLockState( void )
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{return( m_uiLockState );}
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void SetLockState( UINT uLock )
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{m_uiLockState = uLock;}
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//
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// Add this graphic to the specified page. This member must only be
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// called if the graphic does not yet belong to a page (i.e. if
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// hGraphic is NULL).
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//
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virtual void AddToPageLast(WB_PAGE_HANDLE hPage);
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//
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// Return a copy of the graphic - this is a complete copy with all
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// data read into internal memory.
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//
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virtual DCWbGraphic* Copy(void) const;
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//
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// Return TRUE if the graphic has changed since it was last read/written
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// from external storage.
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//
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virtual BOOL Changed(void) const { return m_bChanged; }
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//
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// Get/set the type of tool which drew the graphic, or at least one
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// which can be used to manipulate it.
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//
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void GraphicTool(int toolType)
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{ m_toolType = toolType; m_bChanged = TRUE; }
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int GraphicTool(void) { return m_toolType; }
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//
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// Return the length of the external representation of the object
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//
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DWORD ExternalLength(void)
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{return(m_dwExternalLength );}
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protected:
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//
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// Initialize the member variables
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//
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virtual void Initialize(void);
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//
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// Bounding rectangle calculation
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//
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virtual void CalculateBoundsRect(void) { m_boundsRect = m_rect; }
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//
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// Ensure that a rectangle has top left to the left of and above bottom
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// right.
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//
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void NormalizeRect(LPRECT lprc);
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//
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// Type of the graphic (used in the external representation)
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//
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virtual UINT Type(void) const { return 0; }
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//
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// Length of the external representation of the graphic
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//
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virtual DWORD CalculateExternalLength(void)
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{ return sizeof(WB_GRAPHIC); }
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//
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// Convert between internal and external representations
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//
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virtual void ReadExternal(void);
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virtual void ReadHeader(PWB_GRAPHIC pHeader);
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virtual void ReadExtra(PWB_GRAPHIC) {}
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virtual void CopyExtra(PWB_GRAPHIC) {}
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virtual void WriteExternal(PWB_GRAPHIC pHeader);
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virtual void WriteHeader(PWB_GRAPHIC pHeader);
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virtual void WriteExtra(PWB_GRAPHIC) {}
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//
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// Page on which this object belongs
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//
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WB_PAGE_HANDLE m_hPage;
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//
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// Whiteboard Core handle for the object
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//
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WB_GRAPHIC_HANDLE m_hGraphic;
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//
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// Flag indicating whether the graphic has changed since it was last
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// read from external storage.
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//
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BOOL m_bChanged;
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//
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// Graphic header details
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//
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DWORD m_dwExternalLength; // Length of the object
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RECT m_boundsRect; // Bounding
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RECT m_rect; // Defining
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COLORREF m_clrPenColor; // Color of pen as RGB
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UINT m_uiPenWidth; // Width in logical units
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int m_iPenROP; // Raster operation to be used for drawing
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int m_iPenStyle; // Pen style to be used for drawing
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UINT m_uiLockState; // Lock indicator
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int m_toolType; // Type of tool used to create the graphic
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};
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//
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//
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// Class: DCWbGraphicMarker
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//
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// Purpose: Class representing an object marker. This is a set of eight
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// handles drawn at intervals round the objects bounding rectangle.
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//
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// This is an internal object only - it is never passed to the
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// Whiteboard Core DLL.
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//
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//
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class DCWbGraphicMarker : public DCWbGraphic
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{
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friend class DCWbGraphicSelectTrackingRectangle;
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public:
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//
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// Constructors
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//
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DCWbGraphicMarker(void);
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~DCWbGraphicMarker(void);
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UINT IsGraphicTool(void) { return enumGraphicMarker;}
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// Rect that bounds all objs in RectList
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virtual void GetBoundsRect(LPRECT lprc);
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// Deletes all marker rects in RectList
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void DeleteAllMarkers( DCWbGraphic *pLastSelectedGraphic,
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BOOL bLockLastSelectedGraphic = FALSE );
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// Deletes one marker
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void DeleteMarker( DCWbGraphic *pGraphic );
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// Sees if obj is already in marker
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DCWbGraphic *HasAMarker( DCWbGraphic *pGraphic );
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// Gets last marker
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DCWbGraphic *LastMarker( void );
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// Gets number of markers in marker list
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int GetNumMarkers( void );
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// Moves all selected objects by offset
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virtual void MoveBy(int cx, int cy);
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// Updates selected remote objects
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void Update( void );
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// Checks for point hitting any marker obj
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BOOL PointInBounds(POINT pt);
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// Changes color for selection
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void SetColor(COLORREF color);
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// Changes width of selection
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void SetPenWidth(UINT uiWidth);
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// Changes font of selection (text objs only)
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void SetSelectionFont(HFONT hFont);
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//Deletes all objs in selection
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void DeleteSelection( void );
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//Brings all objs in selection to top
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void BringToTopSelection( void );
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//Sends all objs to bottom
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void SendToBackSelection( void );
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//Renders marker objects to a multi-obj format and copies to the
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// clipboard
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BOOL RenderPrivateMarkerFormat( void );
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//Pastes multi-obj clipboard data
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void Paste( HANDLE handle );
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//
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// Set the object defining rectangle - this is only set up for some
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// object types e.g. rectangles and ellipses.
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//
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BOOL SetRect(LPCRECT lprc, DCWbGraphic *pGraphic, BOOL bRedraw,
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BOOL bLockObject = TRUE );
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//
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// Return an indication of which handle the specified point lies in.
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//
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int PointInMarker(POINT pt);
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//
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// Draw the marker
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//
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void Draw(HDC hDC, BOOL bDrawObjects = FALSE );
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void Undraw(HDC hDC, WbDrawingArea * pDrawingArea);
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void DrawRect( HDC hDC, LPCRECT pMarkerRect,
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BOOL bDrawObject, DCWbGraphic *pGraphic );
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void UndrawRect(HDC hDC, WbDrawingArea * pDrawingArea,
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LPCRECT pMarkerRect );
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//
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// Override the base graphic object functions that are not appropriate
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// for this graphic type. This prevents updates being made for changes
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// to pen attributes (for instance).
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//
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void Present( BOOL bOn )
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{m_bMarkerPresent = bOn;}
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protected:
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//
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// Bounding rectangle calculation
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//
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void CalculateBoundsRect(void);
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//
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// Marker rectangle calculation
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//
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void CalculateMarkerRectangles(void);
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//
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// Marker rectangle
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//
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RECT m_markerRect;
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CPtrToPtrList MarkerList; // keys are DCWbGraphic pointers,
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// values are LPRECT pointers.
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BOOL m_bMarkerPresent;
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|
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void UndrawMarker(LPCRECT pMarkerREct);
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//
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// Brush used to draw the marker rectangle
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//
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HBRUSH m_hMarkerBrush;
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};
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|
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|
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//
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//
|
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// Class: DCWbGraphicLine
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//
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// Purpose: Class representing straight line
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//
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//
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class DCWbGraphicLine : public DCWbGraphic
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{
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|
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public:
|
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//
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// Constructors
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//
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DCWbGraphicLine(void) { }
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DCWbGraphicLine(PWB_GRAPHIC pHeader)
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: DCWbGraphic(pHeader) { }
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DCWbGraphicLine(WB_PAGE_HANDLE hPage, WB_GRAPHIC_HANDLE hGraphic)
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: DCWbGraphic(hPage, hGraphic) { }
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~DCWbGraphicLine(void);
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|
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//
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// Set the object start and end points
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//
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void SetStart(POINT ptStart);
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void SetEnd(POINT ptEnd);
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|
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UINT IsGraphicTool(void) {return enumNoGraphicTool;}
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|
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//
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// Draw the object
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//
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void Draw(HDC hDC);
|
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|
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//
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// Translate the graphic object by the x and y values of the point
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// parameter.
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//
|
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virtual void MoveBy(int cx, int cy);
|
|
|
|
//
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|
// Override the base graphic object functions that are not appropriate
|
|
// for this graphic type. This prevents updates being made for changes
|
|
// to pen attributes (for instance).
|
|
//
|
|
|
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virtual BOOL CheckReallyHit( LPCRECT pRectHit );
|
|
|
|
protected:
|
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//
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// Type of the graphic (used for writing to external memory)
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//
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virtual UINT Type(void) const { return TYPE_GRAPHIC_LINE; }
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|
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//
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// Bounding rectangle calculation
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//
|
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void CalculateBoundsRect(void);
|
|
};
|
|
|
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//
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//
|
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// Class: DCWbGraphicTrackingLine
|
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//
|
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// Purpose: Class representing an XORed straight line (for rubber banding)
|
|
//
|
|
// This is an internal object only - it is never passed to the
|
|
// Whiteboard Core DLL.
|
|
//
|
|
//
|
|
class DCWbGraphicTrackingLine : public DCWbGraphicLine
|
|
{
|
|
|
|
public:
|
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//
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// Constructor
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|
//
|
|
DCWbGraphicTrackingLine(void) { SetROP(R2_NOTXORPEN); };
|
|
};
|
|
|
|
//
|
|
//
|
|
// Class: DCWbGraphicFreehand
|
|
//
|
|
// Purpose: Class representing multiple line segments
|
|
//
|
|
//
|
|
|
|
|
|
class DCDWordArray
|
|
{
|
|
|
|
|
|
|
|
public:
|
|
DCDWordArray(void);
|
|
~DCDWordArray(void);
|
|
|
|
void Add(POINT point);
|
|
BOOL ReallocateArray(void);
|
|
POINT* GetBuffer(void) { return m_pData; }
|
|
void SetSize(UINT size);
|
|
UINT GetSize(void);
|
|
|
|
POINT* operator[](UINT index){return &(m_pData[index]);}
|
|
|
|
private:
|
|
|
|
POINT* m_pData;
|
|
UINT m_Size;
|
|
UINT m_MaxSize;
|
|
|
|
|
|
|
|
};
|
|
/////////////
|
|
|
|
class DCWbGraphicFreehand : public DCWbGraphic
|
|
{
|
|
|
|
public:
|
|
//
|
|
// Constructors
|
|
//
|
|
DCWbGraphicFreehand(void);
|
|
DCWbGraphicFreehand(PWB_GRAPHIC pHeader);
|
|
DCWbGraphicFreehand(WB_PAGE_HANDLE hPage, WB_GRAPHIC_HANDLE hGraphic);
|
|
|
|
~DCWbGraphicFreehand(void);
|
|
|
|
UINT IsGraphicTool(void) { return enumGraphicFreeHand;}
|
|
|
|
//
|
|
// Add a point to the list, returning success
|
|
//
|
|
BOOL AddPoint(POINT pt);
|
|
|
|
//
|
|
// Translate the graphic object by the x and y values of the point
|
|
// parameter.
|
|
//
|
|
virtual void MoveBy(int cx, int cy);
|
|
|
|
//
|
|
// Draw the object
|
|
//
|
|
void Draw(HDC hDC);
|
|
|
|
|
|
virtual BOOL CheckReallyHit( LPCRECT pRectHit );
|
|
|
|
protected:
|
|
//
|
|
// Type of the graphic (used for writing to external memory)
|
|
//
|
|
virtual UINT Type(void) const { return TYPE_GRAPHIC_FREEHAND; }
|
|
|
|
//
|
|
// Length of the external representation of the graphic
|
|
//
|
|
virtual DWORD CalculateExternalLength(void);
|
|
|
|
//
|
|
// Convert between internal and external representations
|
|
//
|
|
void WriteExtra(PWB_GRAPHIC pHeader);
|
|
void ReadExtra(PWB_GRAPHIC pHeader);
|
|
|
|
//
|
|
// Bounding rectangle calculation
|
|
//
|
|
void CalculateBoundsRect(void);
|
|
void AddPointToBounds(int x, int y);
|
|
|
|
|
|
//
|
|
// Array holding point information
|
|
//
|
|
DCDWordArray points; //CHANGED BY RAND
|
|
|
|
//
|
|
// Spline curve smoothing drawing functions
|
|
//
|
|
void DrawUnsmoothed(HDC hDC);
|
|
};
|
|
|
|
//
|
|
//
|
|
// Class: DCWbGraphicRectangle
|
|
//
|
|
// Purpose: Class representing a rectangle
|
|
//
|
|
//
|
|
class DCWbGraphicRectangle : public DCWbGraphic
|
|
{
|
|
|
|
public:
|
|
//
|
|
// Constructors
|
|
//
|
|
DCWbGraphicRectangle(void) { }
|
|
DCWbGraphicRectangle(PWB_GRAPHIC pHeader)
|
|
: DCWbGraphic(pHeader) { }
|
|
DCWbGraphicRectangle(WB_PAGE_HANDLE hPage, WB_GRAPHIC_HANDLE hGraphic)
|
|
: DCWbGraphic(hPage, hGraphic) { }
|
|
|
|
~DCWbGraphicRectangle(void);
|
|
|
|
UINT IsGraphicTool(void) {return enumNoGraphicTool;}
|
|
|
|
//
|
|
// Set the defining rectangle
|
|
//
|
|
void SetRect(LPCRECT lprc);
|
|
|
|
//
|
|
// Draw the object
|
|
//
|
|
void Draw(HDC hDC);
|
|
|
|
//
|
|
// Translate the graphic object by the x and y values of the point
|
|
// parameter.
|
|
//
|
|
virtual void MoveBy(int cx, int cy);
|
|
|
|
//
|
|
// Override the base graphic object functions that are not appropriate
|
|
// for this graphic type. This prevents updates being made for changes
|
|
// to pen attributes (for instance).
|
|
//
|
|
|
|
virtual BOOL CheckReallyHit( LPCRECT pRectHit );
|
|
|
|
protected:
|
|
//
|
|
// Type of the graphic (used for writing to external memory)
|
|
//
|
|
virtual UINT Type(void) const { return TYPE_GRAPHIC_RECTANGLE; }
|
|
|
|
//
|
|
// Bounding rectangle calculation
|
|
//
|
|
void CalculateBoundsRect(void);
|
|
};
|
|
|
|
//
|
|
//
|
|
// Class: DCWbGraphicTrackingRectangle
|
|
//
|
|
// Purpose: Class representing an XORed rectangle (for rubber banding)
|
|
//
|
|
// This is an internal object only - it is never passed to the
|
|
// Whiteboard Core DLL.
|
|
//
|
|
//
|
|
class DCWbGraphicTrackingRectangle : public DCWbGraphicRectangle
|
|
{
|
|
|
|
public:
|
|
//
|
|
// Constructor
|
|
//
|
|
DCWbGraphicTrackingRectangle(void) { SetROP(R2_NOTXORPEN); };
|
|
};
|
|
|
|
|
|
|
|
|
|
class DCWbGraphicSelectTrackingRectangle : public DCWbGraphicRectangle
|
|
{
|
|
|
|
public:
|
|
//
|
|
// Constructor
|
|
//
|
|
DCWbGraphicSelectTrackingRectangle(void)
|
|
{SetROP(R2_NOTXORPEN); m_Offset.cx = 0; m_Offset.cy = 0; }
|
|
|
|
void Draw( HDC hDC);
|
|
virtual void MoveBy(int cx, int cy);
|
|
|
|
protected:
|
|
SIZE m_Offset;
|
|
};
|
|
|
|
|
|
|
|
|
|
//
|
|
//
|
|
// Class: DCWbGraphicFilledRectangle
|
|
//
|
|
// Purpose: Class representing a filled rectangle
|
|
//
|
|
//
|
|
class DCWbGraphicFilledRectangle : public DCWbGraphicRectangle
|
|
{
|
|
|
|
public:
|
|
//
|
|
// Constructors
|
|
//
|
|
DCWbGraphicFilledRectangle(void) { }
|
|
DCWbGraphicFilledRectangle(PWB_GRAPHIC pHeader)
|
|
: DCWbGraphicRectangle(pHeader) { }
|
|
DCWbGraphicFilledRectangle(WB_PAGE_HANDLE hPage,
|
|
WB_GRAPHIC_HANDLE hGraphic)
|
|
: DCWbGraphicRectangle(hPage, hGraphic) { }
|
|
|
|
~DCWbGraphicFilledRectangle(void);
|
|
|
|
UINT IsGraphicTool(void) { return enumGraphicFilledRectangle;}
|
|
|
|
//
|
|
// Draw the object
|
|
//
|
|
void Draw(HDC hDC);
|
|
|
|
//
|
|
// Override the base graphic object functions that are not appropriate
|
|
// for this graphic type. This prevents updates being made for changes
|
|
// to pen attributes (for instance).
|
|
//
|
|
|
|
virtual BOOL CheckReallyHit( LPCRECT pRectHit );
|
|
|
|
protected:
|
|
//
|
|
// Type of the graphic (used for writing to external memory)
|
|
//
|
|
virtual UINT Type(void) const { return TYPE_GRAPHIC_FILLED_RECTANGLE; }
|
|
|
|
//
|
|
// Bounding rectangle calculation
|
|
//
|
|
void CalculateBoundsRect(void);
|
|
};
|
|
|
|
//
|
|
//
|
|
// Class: DCWbGraphicEllipse
|
|
//
|
|
// Purpose: Class representing an ellipse
|
|
//
|
|
//
|
|
class DCWbGraphicEllipse : public DCWbGraphic
|
|
{
|
|
|
|
public:
|
|
//
|
|
// Constructor
|
|
//
|
|
DCWbGraphicEllipse(void) { }
|
|
DCWbGraphicEllipse(PWB_GRAPHIC pHeader)
|
|
: DCWbGraphic(pHeader) { }
|
|
DCWbGraphicEllipse(WB_PAGE_HANDLE hPage, WB_GRAPHIC_HANDLE hGraphic)
|
|
: DCWbGraphic(hPage, hGraphic) { }
|
|
|
|
~DCWbGraphicEllipse(void);
|
|
|
|
UINT IsGraphicTool(void) {return enumNoGraphicTool;}
|
|
|
|
//
|
|
// Set the defining rectangle
|
|
//
|
|
void SetRect(LPCRECT lprc);
|
|
|
|
//
|
|
// Draw the object
|
|
//
|
|
void Draw(HDC hDC);
|
|
|
|
//
|
|
// Translate the graphic object by the x and y values of the point
|
|
// parameter.
|
|
//
|
|
virtual void MoveBy(int cx, int cy);
|
|
|
|
//
|
|
// Override the base graphic object functions that are not appropriate
|
|
// for this graphic type. This prevents updates being made for changes
|
|
// to pen attributes (for instance).
|
|
//
|
|
|
|
virtual BOOL CheckReallyHit(LPCRECT pRectHit );
|
|
|
|
protected:
|
|
//
|
|
// Type of the graphic (used for writing to external memory)
|
|
//
|
|
virtual UINT Type(void) const { return TYPE_GRAPHIC_ELLIPSE; }
|
|
|
|
//
|
|
// Bounding rectangle calculation
|
|
//
|
|
void CalculateBoundsRect(void);
|
|
};
|
|
|
|
//
|
|
//
|
|
// Class: DCWbGraphicTrackingEllipse
|
|
//
|
|
// Purpose: Class representing an XORed ellipse (for rubber banding)
|
|
//
|
|
// This is an internal object only - it is never passed to the
|
|
// Whiteboard Core DLL.
|
|
//
|
|
//
|
|
class DCWbGraphicTrackingEllipse : public DCWbGraphicEllipse
|
|
{
|
|
|
|
public:
|
|
//
|
|
// Constructors
|
|
//
|
|
DCWbGraphicTrackingEllipse(void) { SetROP(R2_NOTXORPEN); };
|
|
};
|
|
|
|
//
|
|
//
|
|
// Class: DCWbGraphicFilledEllipse
|
|
//
|
|
// Purpose: Class representing a filled ellipse
|
|
//
|
|
//
|
|
class DCWbGraphicFilledEllipse : public DCWbGraphicEllipse
|
|
{
|
|
|
|
public:
|
|
//
|
|
// Constructor
|
|
//
|
|
DCWbGraphicFilledEllipse(void) { }
|
|
DCWbGraphicFilledEllipse(PWB_GRAPHIC pHeader)
|
|
: DCWbGraphicEllipse(pHeader) { }
|
|
DCWbGraphicFilledEllipse(WB_PAGE_HANDLE hPage,
|
|
WB_GRAPHIC_HANDLE hGraphic)
|
|
: DCWbGraphicEllipse(hPage, hGraphic) { }
|
|
|
|
~DCWbGraphicFilledEllipse(void);
|
|
|
|
UINT IsGraphicTool(void) { return enumGraphicFilledEllipse;}
|
|
|
|
//
|
|
// Draw the object
|
|
//
|
|
void Draw(HDC hDC);
|
|
|
|
|
|
virtual BOOL CheckReallyHit(LPCRECT pRectHit );
|
|
|
|
protected:
|
|
//
|
|
// Type of the graphic (used for writing to external memory)
|
|
//
|
|
virtual UINT Type(void) const { return TYPE_GRAPHIC_FILLED_ELLIPSE; }
|
|
//
|
|
// Bounding rectangle calculation
|
|
//
|
|
void CalculateBoundsRect(void);
|
|
};
|
|
|
|
//
|
|
//
|
|
// Class: DCWbGraphicText
|
|
//
|
|
// Purpose: Class representing a text object
|
|
//
|
|
//
|
|
class DCWbGraphicText : public DCWbGraphic
|
|
{
|
|
|
|
// Friend declaration for text editing
|
|
friend class WbTextEditor;
|
|
|
|
// Friend declaration for copying to the clipboard
|
|
friend class WbMainWindow;
|
|
|
|
public:
|
|
//
|
|
// Constructors
|
|
//
|
|
DCWbGraphicText(void);
|
|
DCWbGraphicText(PWB_GRAPHIC pHeader);
|
|
DCWbGraphicText(WB_PAGE_HANDLE hPage, WB_GRAPHIC_HANDLE hGraphic);
|
|
|
|
//
|
|
// Destructor
|
|
//
|
|
~DCWbGraphicText(void);
|
|
|
|
UINT IsGraphicTool(void) { return enumGraphicText;}
|
|
//
|
|
// Set the text of the object
|
|
//
|
|
virtual void SetText(TCHAR * strText);
|
|
virtual void SetText(const StrArray& strTextArray);
|
|
|
|
//
|
|
// Get/Set the font for drawing the text
|
|
//
|
|
virtual void SetFont(HFONT hFont);
|
|
virtual void SetFont(LOGFONT *pLogFont, BOOL bReCalc=TRUE );
|
|
virtual HFONT GetFont(void) {return m_hFont;};
|
|
|
|
//
|
|
// Draw - draw the object
|
|
//
|
|
void Draw(HDC hDC) { Draw(hDC, FALSE); };
|
|
void Draw(HDC hDC, BOOL thumbNail);
|
|
|
|
//
|
|
// InvalidateMetrics - flag metrics need to be reread
|
|
//
|
|
void InvalidateMetrics(void);
|
|
|
|
//
|
|
// Override the base graphic object functions that are not appropriate
|
|
// for this graphic type. This prevents updates being made for changes
|
|
// to pen attributes (for instance).
|
|
//
|
|
void SetPenWidth(UINT) { };
|
|
void SetROP(int) { };
|
|
void SetPenStyle(int) { };
|
|
|
|
virtual BOOL CheckReallyHit( LPCRECT pRectHit );
|
|
|
|
virtual void GetPosition(LPPOINT lppt); // added for bug 469
|
|
|
|
protected:
|
|
//
|
|
// Type of the graphic (used for writing to external memory)
|
|
//
|
|
virtual UINT Type(void) const { return TYPE_GRAPHIC_TEXT; }
|
|
|
|
//
|
|
// Bounding rectangle calculation
|
|
//
|
|
void CalculateBoundsRect(void);
|
|
|
|
//
|
|
// Length of the external representation of the graphic
|
|
//
|
|
virtual DWORD CalculateExternalLength(void);
|
|
|
|
//
|
|
// Convert between internal and external representations
|
|
//
|
|
void WriteExtra(PWB_GRAPHIC pHeader);
|
|
void ReadExtra(PWB_GRAPHIC pHeader);
|
|
|
|
//
|
|
// Calculate the rectangle of a portion of a single line of text
|
|
//
|
|
ABC GetTextABC( LPCTSTR strText,
|
|
int iStartX,
|
|
int iStopX);
|
|
void GetTextRectangle(int iStartY,
|
|
int iStartX,
|
|
int iStopX,
|
|
LPRECT lprc);
|
|
void CalculateRect(int iStartX,
|
|
int iStartY,
|
|
int iStopX,
|
|
int iStopY,
|
|
LPRECT lprc);
|
|
|
|
//
|
|
// Array for storing text
|
|
//
|
|
StrArray strTextArray;
|
|
|
|
//
|
|
// Font details
|
|
//
|
|
HFONT m_hFont;
|
|
HFONT m_hFontThumb;
|
|
BOOL m_bFirstSetFontCall;
|
|
LONG m_nKerningOffset; // added for bug 469
|
|
|
|
public:
|
|
TEXTMETRIC m_textMetrics;
|
|
};
|
|
|
|
|
|
//
|
|
//
|
|
// Class: DCWbGraphicDIB
|
|
//
|
|
// Purpose: Class representing a drawn DI bitmap object
|
|
//
|
|
//
|
|
typedef struct tagHOLD_DATA
|
|
{
|
|
PWB_GRAPHIC pHeader;
|
|
LPBITMAPINFOHEADER lpbi;
|
|
}
|
|
HOLD_DATA;
|
|
|
|
class DCWbGraphicDIB : public DCWbGraphic
|
|
{
|
|
|
|
public:
|
|
//
|
|
// Constructors
|
|
//
|
|
DCWbGraphicDIB(void);
|
|
DCWbGraphicDIB(PWB_GRAPHIC pHeader);
|
|
DCWbGraphicDIB(WB_PAGE_HANDLE hPage, WB_GRAPHIC_HANDLE _hGraphic);
|
|
|
|
UINT IsGraphicTool(void) { return enumGraphicDIB; }
|
|
|
|
//
|
|
// Destructor
|
|
//
|
|
~DCWbGraphicDIB(void);
|
|
|
|
//
|
|
// Set the contents of the bitmap
|
|
//
|
|
void SetImage(LPBITMAPINFOHEADER lpbi);
|
|
|
|
//
|
|
// Set the contents of the bitmap from the screen
|
|
//
|
|
void FromScreenArea(LPCRECT lprcScreen);
|
|
|
|
//
|
|
// Draw the object
|
|
//
|
|
void Draw(HDC hDC);
|
|
|
|
//
|
|
// Delete the image currently held internally (if any)
|
|
//
|
|
void DeleteImage(void);
|
|
|
|
//
|
|
// Override the base graphic object functions that are not appropriate
|
|
// for this graphic type. This prevents updates being made for changes
|
|
// to pen attributes (for instance).
|
|
//
|
|
void SetPenWidth(UINT) { };
|
|
void SetColor(COLORREF) { };
|
|
void SetROP(int) { };
|
|
void SetPenStyle(int) { };
|
|
|
|
|
|
virtual BOOL CheckReallyHit( LPCRECT pRectHit );
|
|
|
|
protected:
|
|
//
|
|
// Type of the graphic (used for writing to external memory)
|
|
//
|
|
virtual UINT Type(void) const { return TYPE_GRAPHIC_DIB; }
|
|
|
|
//
|
|
// Bounding rectangle calculation
|
|
//
|
|
void CalculateBoundsRect(void);
|
|
|
|
//
|
|
// Length of the external representation of the graphic
|
|
//
|
|
virtual DWORD CalculateExternalLength(void);
|
|
|
|
//
|
|
// Convert between internal and external representations
|
|
//
|
|
void WriteExtra(PWB_GRAPHIC pHeader);
|
|
void CopyExtra(PWB_GRAPHIC pHeader);
|
|
|
|
//
|
|
// Get the DIB data
|
|
//
|
|
BOOL GetDIBData(HOLD_DATA& hold);
|
|
void ReleaseDIBData(HOLD_DATA& hold);
|
|
|
|
// Pointer to the DIB bits
|
|
LPBITMAPINFOHEADER m_lpbiImage;
|
|
};
|
|
|
|
|
|
|
|
|
|
|
|
|
|
class ObjectTrashCan : public DCWbGraphic
|
|
{
|
|
|
|
public:
|
|
~ObjectTrashCan(void);
|
|
|
|
UINT IsGraphicTool(void) {return enumNoGraphicTool;}
|
|
|
|
BOOL GotTrash( void );
|
|
void CollectTrash( DCWbGraphic *pGObj );
|
|
void SelectTrash( void );
|
|
void EmptyTrash( void );
|
|
void BurnTrash( void );
|
|
virtual void AddToPageLast(WB_PAGE_HANDLE hPage);
|
|
|
|
protected:
|
|
COBLIST Trash;
|
|
|
|
};
|
|
|
|
|
|
#endif // __GROBJ_HPP_
|