mkshapes.cpp

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// $Id: mkshapes.cpp 1282 2006-06-09 09:46:49Z alex $
/* @@tag:xara-cn@@ DO NOT MODIFY THIS LINE
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               Xara LX, a vector drawing and manipulation program.
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----------------------------------

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 */
/*
//*/

#include "camtypes.h"
#include "mkshapes.h" 

// code headers
//#include "app.h" - in camtypes.h [AUTOMATICALLY REMOVED]
//#include "document.h" - in camtypes.h [AUTOMATICALLY REMOVED]
#include "nodepath.h"
#include "objchge.h"

//#include "becomea.h" - in camtypes.h [AUTOMATICALLY REMOVED]
//#include "group.h" - in camtypes.h [AUTOMATICALLY REMOVED]
#include "nodeblnd.h"
#include "bubbleid.h"

// resource headers
//#include "simon.h"
//#include "extendres.h"
      
DECLARE_SOURCE("$Revision: 1282 $");  

CC_IMPLEMENT_DYNCREATE(OpMakeShapes, SelOperation)  
CC_IMPLEMENT_DYNCREATE(OpMakeNodesShapes, UndoableOperation);

// ------------------------------------------------------------------------------------------
// OpMakeShapes methods
            
/********************************************************************************************
>   OpMakeShapes::OpMakeShapes() 

    Author:     Simon_Maneggio (Xara Group Ltd) <camelotdev@xara.com>
    Created:    29/04/94
    Purpose:    OpMakeShapes constructor
********************************************************************************************/
OpMakeShapes::OpMakeShapes(): SelOperation()                                
{                              
}



/********************************************************************************************
>   BOOL OpMakeShapes::Init()

    Author:     Simon_Maneggio (Xara Group Ltd) <camelotdev@xara.com>
    Created:    29/04/94
    Inputs:     -
    Outputs:    -
    Returns:    TRUE if the operation could be successfully initialised 
                FALSE if no more memory could be allocated 
                
    Purpose:    OpMakeShapes initialiser method
    Errors:     ERROR will be called if there was insufficient memory to allocate the 
                operation.
    SeeAlso:    -
********************************************************************************************/
BOOL OpMakeShapes::Init()
{
    return (RegisterOpDescriptor(0,                         // tool id
                                _R(IDS_MAKESHAPESOP),           // Ops name
                                CC_RUNTIME_CLASS(OpMakeShapes), // Ops class
                                OPTOKEN_MAKE_SHAPES,        // Op token
                                OpMakeShapes::GetState,     // Get state function
                                0,                          // help ID
                                _R(IDBBL_MAKESHAPES),           // Bubble help
                                0,                          // Bitmap ID
                                0,                          // Control ID
                                SYSTEMBAR_ILLEGAL,          // Bar to appear on
                                TRUE,                       // Recieve messages
                                FALSE,                      // Smart
                                FALSE,                      // Clean
                                0,                          // One open string ID
    GREY_WHEN_NO_CURRENT_DOC | GREY_WHEN_NO_SELECTION | DONT_GREY_WHEN_SELECT_INSIDE));
}



/********************************************************************************************
>   OpState OpMakeShapes::GetState(String_256*, OpDescriptor*)

    Author:     Simon_Maneggio (Xara Group Ltd) <camelotdev@xara.com>
    Created:    29/04/94
    Inputs:     -
    Outputs:    -
    Returns:    The state of the OpMakeShapes
    Purpose:    For finding the OpMakeShapes's state. 
********************************************************************************************/
OpState OpMakeShapes::GetState(String_256* UIDescription, OpDescriptor*)
{
    OpState OpSt;

    SelRange Sel(*(GetApplication()->FindSelection())); 
    RangeControl rg = Sel.GetRangeControlFlags();
    rg.PromoteToParent = TRUE;
    Sel.Range::SetRangeControl(rg);


    // Set up the ObjChangeParam so we can ask the selected nodes if they mind being deleted
    ObjChangeFlags cFlags(TRUE);
    ObjChangeParam ObjChange(OBJCHANGE_STARTING,cFlags,NULL,NULL);

    // Will one or more selected nodes allow this op?
    if (!Sel.AllowOp(&ObjChange,FALSE))
        OpSt.Greyed = TRUE;

    return(OpSt);   
}



/********************************************************************************************
>   void OpMakeShapes::Do(OpDescriptor*)

    Author:     Simon_Maneggio (Xara Group Ltd) <camelotdev@xara.com>
    Created:    29/04/94
    Inputs:     OpDescriptor (unused)
    Outputs:    -
    Returns:    -
    Purpose:    Performs the MakeShapes operation. 
********************************************************************************************/
void OpMakeShapes::Do(OpDescriptor*)
{   
    // Obtain the current selections 
    Range Selection(*GetApplication()->FindSelection());
    RangeControl rg = Selection.GetRangeControlFlags();
    rg.PromoteToParent = TRUE;
    Selection.Range::SetRangeControl(rg);

    // change the selection flags

    Node* CurrentNode = Selection.FindFirst(); 
    BOOL Success = TRUE;        
    
    ERROR3IF(CurrentNode == NULL, "Make shapes called with no nodes selected"); 
    
    if (CurrentNode != NULL) // No nodes selected so End
    {   
        // We need to invalidate the region
        if (Success)
            Success = DoInvalidateNodesRegions(Selection, TRUE, FALSE, FALSE, FALSE);   // Don't recache
                    
        // Try to record the selection state, don't render the blobs though 
        if (Success)
            Success = DoStartSelOp(FALSE,FALSE);                                   

        // The DoMakeShapes function does all the work
        while (Success && CurrentNode!=NULL)
        {
            Node* Next = Selection.FindNext(CurrentNode);

// BODGE - since the group is selected and won't be replaced by anything else, no need to reselect it
// this fixes a bug where make shapes on grouped text stories/molds/blends don't leave the parent group
// selected but selects the objects inside!
            BOOL reselect = !IS_A(CurrentNode,NodeGroup) && !IS_A(CurrentNode,NodeBlend);
//          BOOL ok = TRUE;
        

            ObjChangeFlags cFlags(TRUE);
            ObjChangeParam ObjChange(OBJCHANGE_STARTING,cFlags,NULL,NULL);
            if (CurrentNode->AllowOp(&ObjChange))
            {
                BecomeA BecomeAPath(BECOMEA_REPLACE,CC_RUNTIME_CLASS(NodePath), this, reselect);
                BecomeAPath.SetResultsStayInPlace(TRUE);
                Success = CurrentNode->DoBecomeA(&BecomeAPath);
            }
    
            CurrentNode = Next;
        }

        // We need to invalidate the region again for the new positions
        GetApplication()->FindSelection()->Update();
        if (Success)
            Success = DoInvalidateNodesRegions(*GetApplication()->FindSelection(), TRUE);
    }                   

    if (!Success)
    {
        InformError();
        FailAndExecute();
    }

    End(); 
}           



//-------------------------------------------------------------------------------------------
//-------------------------------------------------------------------------------------------
//-------------------------------------------------------------------------------------------
//-------------------------------------------------------------------------------------------



/********************************************************************************************

>   void OpMakeNodesShapes::DoWithParam(OpDescriptor* pOp, OpParam* pParam)

    Author:     Karim_MacDonald (Xara Group Ltd) <camelotdev@xara.com>
    Created:    23/11/1999
    Inputs:     pOp         unused pointer to an OpDescriptor.
                pParam      pointer to an OpParamMakeNodesShapes data information structure.

    Outputs:    The list of nodes, passed in through the OpParam, is converted in place
                into paths.
    Purpose:    This undoable operation converts a given list of nodes to editable shapes
                (paths), each new node retaining the selection status of the original.
    See also:   OpParamMakeNodesShapes

********************************************************************************************/
void OpMakeNodesShapes::DoWithParam(OpDescriptor* pOp, OpParam* pParam)
{
    std::list<Node*>* plpNodes = ((OpParamMakeNodesShapes*)pParam)->m_plpNodes;

    Node* pNode;
    BOOL bFirst = FALSE;
    BOOL ok = TRUE;
    for (   std::list<Node*>::iterator iterNode = plpNodes->begin();
            iterNode != plpNodes->end() && ok;
            iterNode++ )
    {
        pNode = *iterNode;
        BecomeA baInfo(BECOMEA_REPLACE, CC_RUNTIME_CLASS(NodePath), this,
                                            pNode->IsSelected(), bFirst);
        baInfo.SetResultsStayInPlace(TRUE);
        ok = pNode->DoBecomeA(&baInfo);

#ifdef _DEBUG
        if (ok)
            TRACEUSER( "Karim", _T("converted %s to editable shapes\n"), pNode->Name());
#endif

        bFirst = TRUE;
    }

    if (!ok)
    {
        InformError();
        FailAndExecute();
    }

    End();
    return;
}



/********************************************************************************************

>   BOOL OpMakeNodesShapes::Init()

    Author:     Karim_MacDonald (Xara Group Ltd) <camelotdev@xara.com>
    Created:    23/11/1999
    Returns:    TRUE if successful,
                FALSE otherwise.
    Purpose:    Initialise this operation.

********************************************************************************************/
BOOL OpMakeNodesShapes::Init()
{
    return (RegisterOpDescriptor(0,             // Tool ID
                _R(IDS_MAKENODESSHAPES),            // string resource ID for Op description
                CC_RUNTIME_CLASS(OpMakeNodesShapes),// Op's Runtime class
                OPTOKEN_MAKE_NODES_SHAPES,      // Op's OPTOKEN string
                NULL,                           // Op's GetState function
                0,                              // associated Help system ID
                _R(IDBBL_MAKENODESSHAPES),          // string resource ID for bubble help
                0,                              // bitmap ("icon") or resource ID
                0,                              // associated gadget control ID
                SYSTEMBAR_ILLEGAL,              // associated info-bar ID
                FALSE,                          // receive system messages
                FALSE,                          // Op does smart attr optimisation
                FALSE,                          // Op doesn't modify document
                0,                              // when non-0, only one instance of the
                                                // Op is permitted, and this is the ID
                                                // of a string resource explaining why.
                (DONT_GREY_WHEN_SELECT_INSIDE | GREY_WHEN_NO_CURRENT_DOC)
                ));                             // flags indicating conditions when the Op
                                                // should automatically be greyed/ticked etc.
}

---