void wxsItemEditorContent::OnMouseDraggingItem(wxMouseEvent& event)
{
if ( event.RightIsDown() || event.MiddleIsDown() )
{
// Cancelling change
for ( size_t i=0; i<m_DragPoints.Count(); i++ )
{
m_DragPoints[i]->PosX = m_DragPoints[i]->DragInitPosX;
m_DragPoints[i]->PosY = m_DragPoints[i]->DragInitPosY;
}
m_MouseState = msIdle;
m_AssistParent = 0;
m_AssistTarget = 0;
m_AssistAddAfter = false;
m_Assist->NewDragging();
return;
}
if ( !event.LeftIsDown() )
{
if ( !m_CurDragPoint )
{
// TODO: Enable this anti-crash check after tests
// return;
}
// Finalizing change
m_Data->BeginChange();
if ( m_CurDragPoint->PosX != m_CurDragPoint->DragInitPosX ||
m_CurDragPoint->PosY != m_CurDragPoint->DragInitPosY )
{
wxsParent* NewParent = 0;
wxsItem* AtCursor = 0;
bool AddAfter = true;
if ( FindDraggingItemTarget(event.GetX(),event.GetY(),m_CurDragItem,NewParent,AtCursor,AddAfter) )
{
if ( (m_CurDragItem->GetParent() == NewParent) ||
(NewParent->CanAddChild(m_CurDragItem,false) &&
m_CurDragItem->CanAddToParent(NewParent,false)) )
{
wxsParent* CurParent = m_CurDragItem->GetParent();
if ( CurParent != NewParent || NewParent->GetType() == wxsTSizer )
{
if ( AtCursor != m_CurDragItem )
{
// Storing extra data
int CurIndex = CurParent->GetChildIndex(m_CurDragItem);
TiXmlElement ExtraData("extra");
CurParent->StoreExtraData(CurIndex,&ExtraData);
// Unbinding from old parent
m_CurDragItem->GetParent()->UnbindChild(m_CurDragItem);
// Adding to new one
int NewIndex = -1;
if ( AtCursor )
{
NewIndex = NewParent->GetChildIndex(AtCursor);
if ( AddAfter ) NewIndex++;
}
NewParent->AddChild(m_CurDragItem,NewIndex);
// Restoring extra data
NewIndex = NewParent->GetChildIndex(m_CurDragItem);
NewParent->RestoreExtraData(NewIndex,&ExtraData);
}
}
wxsBaseProperties* Props = m_CurDragItem->GetBaseProps();
if ( Props )
{
if ( NewParent->GetType() == wxsTSizer )
{
Props->m_Position.SetPosition(wxDefaultPosition,0);
}
else
{
// Calculating new position
int ParentPosX = 0, ParentPosY = 0, ParentSizeX = 0, ParentSizeY = 0;
if ( FindAbsoluteRect(NewParent,ParentPosX,ParentPosY,ParentSizeX,ParentSizeY) )
{
int NewPosX = m_CurDragPoint->ItemPoints[LeftTop]->PosX - ParentPosX;
int NewPosY = m_CurDragPoint->ItemPoints[LeftTop]->PosY - ParentPosY;
wxWindow* PreviewParent = GetPreviewWindow(NewParent);
GridFixup(PreviewParent,NewPosX,NewPosY);
if ( PreviewParent )
{
Props->m_Position.SetPosition(wxPoint(NewPosX,NewPosY),PreviewParent);
}
}
}
}
}
}
}
m_MouseState = msIdle;
m_AssistTarget = 0;
m_AssistParent = 0;
m_AssistAddAfter = false;
m_Assist->NewDragging();
m_Data->EndChange();
return;
}
int DeltaX = event.GetX() - m_DragInitPosX;
int DeltaY = event.GetY() - m_DragInitPosY;
if ( !FindDraggingItemTarget(event.GetX(),event.GetY(),m_CurDragItem,m_AssistParent,m_AssistTarget,m_AssistAddAfter) )
{
m_AssistTarget = 0;
m_AssistParent = 0;
m_AssistAddAfter = false;
}
else
{
// Applying grid stuff
int ParentPosX = 0, ParentPosY = 0, ParentSizeX = 0, ParentSizeY = 0;
if ( FindAbsoluteRect(m_AssistParent,ParentPosX,ParentPosY,ParentSizeX,ParentSizeY) )
{
int NewPosX = m_CurDragPoint->ItemPoints[LeftTop]->DragInitPosX - ParentPosX + DeltaX;
int NewPosY = m_CurDragPoint->ItemPoints[LeftTop]->DragInitPosY - ParentPosY + DeltaY;
int PosXStore = NewPosX;
int PosYStore = NewPosY;
wxWindow* PreviewParent = GetPreviewWindow(m_AssistParent);
GridFixup(PreviewParent,NewPosX,NewPosY);
if ( PreviewParent )
{
DeltaX += NewPosX - PosXStore;
DeltaY += NewPosY - PosYStore;
}
}
}
for ( size_t i=0; i<m_DragPoints.Count(); i++ )
{
m_DragPoints[i]->PosX = m_DragPoints[i]->DragInitPosX + DeltaX;
m_DragPoints[i]->PosY = m_DragPoints[i]->DragInitPosY + DeltaY;
}
FastRepaint();
}
ExtraData TextureFile::extraData() const
{
return ExtraData();
}
