// $Id: invalid.cpp 1282 2006-06-09 09:46:49Z alex $ /* @@tag:xara-cn@@ DO NOT MODIFY THIS LINE ================================XARAHEADERSTART=========================== Xara LX, a vector drawing and manipulation program. Copyright (C) 1993-2006 Xara Group Ltd. Copyright on certain contributions may be held in joint with their respective authors. See AUTHORS file for details. LICENSE TO USE AND MODIFY SOFTWARE ---------------------------------- This file is part of Xara LX. Xara LX is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License version 2 as published by the Free Software Foundation. Xara LX and its component source files are distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. 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Xara Group Ltd, Gaddesden Place, Hemel Hempstead, HP2 6EX, UK. http://www.xara.com/ =================================XARAHEADEREND============================ */ // The Invalidate an arbitary region action /* */ #include "camtypes.h" #include "invalid.h" //#include "document.h" - in camtypes.h [AUTOMATICALLY REMOVED] // declare the source DECLARE_SOURCE("$Revision: 1282 $"); // An implement to match the Declare in the .h file. // If you have many classes, it is recommended to place them all together, here at the start of the file CC_IMPLEMENT_DYNCREATE(InvalidateArbitaryAction, Action) // This will get Camelot to display the filename and linenumber of any memory allocations // that are not released at program exit // Declare smart memory handling in Debug builds #define new CAM_DEBUG_NEW /******************************************************************************************** > InvalidateArbitaryAction::InvalidateArbitaryAction() Author: Rik_Heywood (Xara Group Ltd) Created: 25/8/94 Purpose: dummy constructor ********************************************************************************************/ InvalidateArbitaryAction::InvalidateArbitaryAction() { } /******************************************************************************************** > ActionCode InvalidateArbitaryAction::Init(Operation* const pOp, ActionList* pActionList, Spread* pSpread, DocRect& InvalidRect, Action** NewAction) Author: Rik_Heywood (Xara Group Ltd) Created: 25/8/94 Inputs: pOp - The operation that this action is being created from pActionList - The action list that it should be in pSpread - The spread that the region to invalidate is on InvalidateRect - The region that requires invalidating Outputs: NewAction - Will hold a pointer to an action Returns: an action code Purpose: Creates a new InvalidateArbitaryAction that invalidates an arbitary region in the document ********************************************************************************************/ ActionCode InvalidateArbitaryAction::Init(Operation* const pOp, ActionList* pActionList, Spread* pSpread, const DocRect& InvalidRect, Action** NewAction) { // go and ask the base class to do all its fabby stuff ActionCode Ac = Action::Init(pOp, pActionList, sizeof(InvalidateArbitaryAction), CC_RUNTIME_CLASS(InvalidateArbitaryAction), NewAction); // If we got something resonable back, then set up our infomation if (*NewAction!=NULL) { ((InvalidateArbitaryAction*)(*NewAction))->InvalidRect = InvalidRect; ((InvalidateArbitaryAction*)(*NewAction))->pSpread = pSpread; } // Whatever happen, we have to tell someone return Ac; } /******************************************************************************************** > virtual ActionCode InvalidateArbitaryAction::Execute() Author: Rik_Heywood (Xara Group Ltd) Created: 25/8/94 Returns: An Action Code Purpose: Invalidates the region in the action and builds the appropriate undo/redo info to do it again later. ********************************************************************************************/ ActionCode InvalidateArbitaryAction::Execute() { // Attempt to initialise the action InvalidateArbitaryAction* InvRgnAct; ActionCode ActCode = InvalidateArbitaryAction::Init(pOperation, pOppositeActLst, pSpread, InvalidRect, (Action**)(&InvRgnAct)); // See if it worked if (ActCode != AC_FAIL) { // Find out about the current document Document* pDocument = GetWorkingDoc(); ENSURE(pDocument!=NULL, "There was no document in InvalidateArbitaryAction::Execute()" ); // actually invalidate the region if (pDocument != NULL) pDocument->ForceRedraw(pSpread, InvalidRect, TRUE); } // return the action code we got back earlier return ActCode; }