//---------------------------------------------------------
bool CShapes_Cut::On_Execute(void)
{
int Method;
CSG_Shapes *pExtent, *pCut;
CSG_Parameter_Shapes_List *pShapes, *pCuts;
//-----------------------------------------------------
pShapes = Parameters("SHAPES") ->asShapesList();
pCuts = Parameters("CUT") ->asShapesList();
pExtent = Parameters("EXTENT") ->asShapes();
Method = Parameters("METHOD") ->asInt();
//-----------------------------------------------------
if( pShapes->Get_Count() > 0 )
{
int iLayer;
CSG_Rect r(pShapes->asShapes(0)->Get_Extent());
for(iLayer=1; iLayer<pShapes->Get_Count(); iLayer++)
{
r.Union(pShapes->asShapes(iLayer)->Get_Extent());
}
if( Get_Extent(r) )
{
pCuts->Del_Items();
Cut_Set_Extent(r, pExtent, true);
for(iLayer=0; iLayer<pShapes->Get_Count(); iLayer++)
{
if( m_pPolygons )
{
if( Cut_Shapes(m_pPolygons, Method, pShapes->asShapes(iLayer), pCut = SG_Create_Shapes()) )
pCuts->Add_Item(pCut);
else
delete(pCut);
}
else
{
if( Cut_Shapes(r, Method, pShapes->asShapes(iLayer), pCut = SG_Create_Shapes()) )
pCuts->Add_Item(pCut);
else
delete(pCut);
}
}
return( pCuts->Get_Count() > 0 );
}
}
return( false );
}
CSG_Shapes * Cut_Shapes(CSG_Rect Extent, int Method, CSG_Shapes *pShapes)
{
CSG_Shapes *pCut = SG_Create_Shapes();
if( Cut_Shapes(Extent, Method, pShapes, pCut) )
{
return( pCut );
}
delete(pCut);
return( NULL );
}
//---------------------------------------------------------
CSG_Shapes * Cut_Shapes(CSG_Shapes *pPolygons, int Method, CSG_Shapes *pShapes)
{
CSG_Shapes *pCut = SG_Create_Shapes();
if( Cut_Shapes(pPolygons, Method, pShapes, pCut) )
{
return( pCut );
}
delete(pCut);
return( NULL );
}
//---------------------------------------------------------
bool CShapes_Split::On_Execute(void)
{
int x, y, nx, ny, Method;
CSG_Shapes *pShapes, *pCut, *pExtent;
//-----------------------------------------------------
pShapes = Parameters("SHAPES") ->asShapes();
pExtent = Parameters("EXTENT") ->asShapes();
nx = Parameters("NX") ->asInt();
ny = Parameters("NY") ->asInt();
Method = Parameters("METHOD") ->asInt();
Parameters("CUTS")->asShapesList()->Del_Items();
//-----------------------------------------------------
if( pShapes->is_Valid() )
{
double dx, dy;
TSG_Rect r;
dx = pShapes->Get_Extent().Get_XRange() / nx;
dy = pShapes->Get_Extent().Get_YRange() / ny;
for(y=0; y<ny && Process_Get_Okay(false); y++)
{
r.yMin = pShapes->Get_Extent().Get_YMin() + y * dy;
r.yMax = r.yMin + dy;
for(x=0; x<nx && Process_Get_Okay(false); x++)
{
r.xMin = pShapes->Get_Extent().Get_XMin() + x * dx;
r.xMax = r.xMin + dx;
Cut_Set_Extent(r, pExtent, y == 0 && x == 0);
Process_Set_Text(CSG_String::Format(SG_T("%d/%d"), y * nx + (x + 1), nx * ny));
if( (pCut = Cut_Shapes(r, Method, pShapes)) != NULL )
{
pCut->Set_Name(CSG_String::Format(SG_T("%s [%d][%d]"), pShapes->Get_Name(), 1 + x, 1 + y));
Parameters("CUTS")->asShapesList()->Add_Item(pCut);
}
}
}
return( true );
}
return( false );
}
//---------------------------------------------------------
bool CShapes_Cut_Interactive::On_Execute_Position(CSG_Point ptWorld, TSG_Module_Interactive_Mode Mode)
{
switch( Mode )
{
//-----------------------------------------------------
case MODULE_INTERACTIVE_LDOWN:
if( m_bDown == false )
{
m_bDown = true;
m_pDown = ptWorld;
}
return( true );
//-----------------------------------------------------
case MODULE_INTERACTIVE_LUP:
if( m_bDown == true )
{
m_bDown = false;
CSG_Rect r(m_pDown, ptWorld);
if( Get_Extent(r) )
{
if( Cut_Set_Extent(r, m_pExtent, true) )
{
DataObject_Update(m_pExtent);
}
if( Cut_Shapes(r, m_Method, m_pShapes, m_pCut) )
{
DataObject_Update(m_pCut);
}
else
{
Message_Add(_TL("No shapes in selection"));
}
}
}
return( true );
}
return( true );
}
