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122 lines
3.3 KiB
122 lines
3.3 KiB
//
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// PAGE.HPP
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// Page Class
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//
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// Copyright Microsoft 1998-
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//
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#ifndef __PAGE_HPP_
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#define __PAGE_HPP_
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//
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// Purpose: Handler for page of graphic objects
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//
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class DCWbGraphic;
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class DCWbGraphicPointer;
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//
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// Retrieving object data
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//
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PWB_GRAPHIC PG_GetData(WB_PAGE_HANDLE hPage, WB_GRAPHIC_HANDLE hGraphic);
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//
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// Allocating space for new objects
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//
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PWB_GRAPHIC PG_AllocateGraphic(WB_PAGE_HANDLE hPage, DWORD length);
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DCWbGraphic* PG_First(WB_PAGE_HANDLE hPage, WB_GRAPHIC_HANDLE * phGraphic, LPCRECT lprcUpdate=NULL, BOOL bCheckReallyHit=FALSE);
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DCWbGraphic* PG_Next(WB_PAGE_HANDLE hPage, WB_GRAPHIC_HANDLE * phGraphic, LPCRECT lprcUpdate=NULL, BOOL bCheckReallyHit=FALSE);
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DCWbGraphic* PG_After(WB_PAGE_HANDLE hPage, const DCWbGraphic& graphic);
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DCWbGraphic* PG_Before(WB_PAGE_HANDLE hPage, const DCWbGraphic& graphic);
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//
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// Retrieving remote pointer objects
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//
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DCWbGraphicPointer* PG_FirstPointer(WB_PAGE_HANDLE hPage, POM_OBJECT * ppUserNext);
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DCWbGraphicPointer* PG_NextPointer(WB_PAGE_HANDLE hPage, POM_OBJECT * ppUserNext);
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DCWbGraphicPointer* PG_NextPointer(WB_PAGE_HANDLE hPage, const DCWbGraphicPointer* pPointer);
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DCWbGraphicPointer* PG_LocalPointer(WB_PAGE_HANDLE);
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//
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// Deleting all objects
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//
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void PG_Clear(WB_PAGE_HANDLE hPage);
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//
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// Selecting objects
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//
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DCWbGraphic* PG_SelectLast(WB_PAGE_HANDLE hPage, POINT pt);
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DCWbGraphic* PG_SelectPrevious(WB_PAGE_HANDLE hPage, const DCWbGraphic& graphic,
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POINT pt);
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//
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// Return TRUE if the specified object is topmost in the page
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//
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BOOL PG_IsTopmost(WB_PAGE_HANDLE hPage, const DCWbGraphic* pGraphic);
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//
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// Update an existing object
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//
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void PG_GraphicUpdate(WB_PAGE_HANDLE hPage, WB_GRAPHIC_HANDLE *phGraphic,
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PWB_GRAPHIC pHeader);
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void PG_GraphicReplace(WB_PAGE_HANDLE hPage, WB_GRAPHIC_HANDLE *phGraphic,
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PWB_GRAPHIC pHeader);
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void PG_GraphicDelete(WB_PAGE_HANDLE hPage, const DCWbGraphic& graphic);
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//
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// Return the bounding rectangle of all the graphics on the page
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//
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void PG_GetAreaInUse(WB_PAGE_HANDLE hPage, LPRECT lprcArea);
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//
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// Draw the entire contents of the page into the device context
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// specified.
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//
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void PG_Draw(WB_PAGE_HANDLE hPage, HDC hdc, BOOL thumbNail = FALSE);
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//
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// Print an area of the page to the specified DC
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//
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void PG_Print(WB_PAGE_HANDLE hPage, HDC hdcPrinter, LPCRECT lprcArea);
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//
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// Return the palette to be used for displaying the page
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//
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HPALETTE PG_GetPalette(void);
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void PG_InitializePalettes(void);
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void PG_ReinitPalettes(void);
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//
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// Return the intersection of the given graphic's bounding rectangle
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// and any objects which are obscuring it
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//
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void PG_GetObscuringRect(WB_PAGE_HANDLE hPage, DCWbGraphic* pGraphic, LPRECT lprcObscuring);
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WB_GRAPHIC_HANDLE PG_ZGreaterGraphic(WB_PAGE_HANDLE hPage, WB_GRAPHIC_HANDLE hLastGraphic,
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WB_GRAPHIC_HANDLE hTestGraphic );
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//
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// Search for the next active pointer on this page
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//
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DCWbGraphicPointer* PG_LookForPointer(WB_PAGE_HANDLE hPage, POM_OBJECT hUser);
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//
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// Retrieving pages
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//
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WB_PAGE_HANDLE PG_GetNextPage(WB_PAGE_HANDLE hPage);
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WB_PAGE_HANDLE PG_GetPreviousPage(WB_PAGE_HANDLE hPage);
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//
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// Getting the index of a page
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//
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WB_PAGE_HANDLE PG_GetPageNumber(UINT uiPageNo);
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#endif // __PAGE_HPP_
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