HBITMAP CLibraryAlbumView::CreateDragImage(const CPoint& ptMouse, CPoint& ptMiddle)
{
CRect rcClient, rcOne, rcAll( 32000, 32000, -32000, -32000 );
GetClientRect( &rcClient );
for ( POSITION pos = m_pSelTrack.GetHeadPosition() ; pos ; )
{
CLibraryAlbumTrack* pTrack = m_pSelTrack.GetNext( pos );
GetItemRect( pTrack, &rcOne );
if ( rcOne.IntersectRect( &rcClient, &rcOne ) )
{
rcAll.left = min( rcAll.left, rcOne.left );
rcAll.top = min( rcAll.top, rcOne.top );
rcAll.right = max( rcAll.right, rcOne.right );
rcAll.bottom = max( rcAll.bottom, rcOne.bottom );
}
}
BOOL bClipped = rcAll.Height() > MAX_DRAG_SIZE;
if ( bClipped )
{
rcAll.left = max( rcAll.left, ptMouse.x - MAX_DRAG_SIZE_2 );
rcAll.right = max( rcAll.right, ptMouse.x + MAX_DRAG_SIZE_2 );
rcAll.top = max( rcAll.top, ptMouse.y - MAX_DRAG_SIZE_2 );
rcAll.bottom = max( rcAll.bottom, ptMouse.y + MAX_DRAG_SIZE_2 );
}
CClientDC dcClient( this );
CBitmap bmDrag;
CDC dcDrag;
if ( ! dcDrag.CreateCompatibleDC( &dcClient ) )
return NULL;
if ( ! bmDrag.CreateCompatibleBitmap( &dcClient, rcAll.Width(), rcAll.Height() ) )
return NULL;
CBitmap *pOldDrag = dcDrag.SelectObject( &bmDrag );
dcDrag.FillSolidRect( 0, 0, rcAll.Width(), rcAll.Height(), DRAG_COLOR_KEY );
CRgn pRgn;
ptMiddle.SetPoint( ptMouse.x - rcAll.left, ptMouse.y - rcAll.top );
if ( bClipped )
{
pRgn.CreateEllipticRgn( ptMiddle.x - MAX_DRAG_SIZE_2, ptMiddle.y - MAX_DRAG_SIZE_2,
ptMiddle.x + MAX_DRAG_SIZE_2, ptMiddle.y + MAX_DRAG_SIZE_2 );
dcDrag.SelectClipRgn( &pRgn );
}
CDC* pBuffer = CoolInterface.GetBuffer( dcClient, m_szTrack );
CRect rcBuffer( 0, 0, m_szTrack.cx, m_szTrack.cy );
CFont* pOldFont = (CFont*)pBuffer->SelectObject( &CoolInterface.m_fntNormal );
for ( POSITION pos = m_pSelTrack.GetHeadPosition() ; pos ; )
{
CLibraryAlbumTrack* pTrack = m_pSelTrack.GetNext( pos );
GetItemRect( pTrack, &rcOne );
CRect rcDummy;
if ( rcDummy.IntersectRect( &rcAll, &rcOne ) )
{
pBuffer->FillSolidRect( &rcBuffer, DRAG_COLOR_KEY );
pTrack->Paint( this, pBuffer, rcBuffer, -1 );
dcDrag.BitBlt( rcOne.left - rcAll.left, rcOne.top - rcAll.top,
m_szTrack.cx, m_szTrack.cy, pBuffer, 0, 0, SRCCOPY );
}
}
pBuffer->SelectObject( pOldFont );
dcDrag.SelectObject( pOldDrag );
dcDrag.DeleteDC();
return (HBITMAP) bmDrag.Detach();
}
HBITMAP CLiveList::CreateDragImage(CListCtrl* pList, const CPoint& ptMouse, CPoint& ptMiddle)
{
ASSERT_VALID( pList );
CRect rcClient, rcOne, rcAll( 32000, 32000, -32000, -32000 );
int nIndex;
if ( pList->GetSelectedCount() == 0 ) return NULL;
pList->SetFocus();
pList->GetClientRect( &rcClient );
for ( nIndex = -1 ; ( nIndex = pList->GetNextItem( nIndex, LVNI_SELECTED ) ) >= 0 ; )
{
pList->GetItemRect( nIndex, rcOne, LVIR_BOUNDS );
if ( rcOne.IntersectRect( &rcClient, &rcOne ) )
{
rcAll.left = min( rcAll.left, rcOne.left );
rcAll.top = min( rcAll.top, rcOne.top );
rcAll.right = max( rcAll.right, rcOne.right );
rcAll.bottom = max( rcAll.bottom, rcOne.bottom );
}
pList->SetItemState( nIndex, 0, LVIS_FOCUSED );
}
BOOL bClipped = rcAll.Height() > MAX_DRAG_SIZE;
if ( bClipped )
{
rcAll.left = max( rcAll.left, ptMouse.x - MAX_DRAG_SIZE_2 );
rcAll.right = max( rcAll.right, ptMouse.x + MAX_DRAG_SIZE_2 );
rcAll.top = max( rcAll.top, ptMouse.y - MAX_DRAG_SIZE_2 );
rcAll.bottom = max( rcAll.bottom, ptMouse.y + MAX_DRAG_SIZE_2 );
}
CClientDC dcClient( pList );
CBitmap bmAll, bmDrag;
CDC dcAll, dcDrag;
if ( ! dcAll.CreateCompatibleDC( &dcClient ) )
return NULL;
if ( ! bmAll.CreateCompatibleBitmap( &dcClient, rcClient.Width(), rcClient.Height() ) )
return NULL;
if ( ! dcDrag.CreateCompatibleDC( &dcClient ) )
return NULL;
if ( ! bmDrag.CreateCompatibleBitmap( &dcClient, rcAll.Width(), rcAll.Height() ) )
return NULL;
CBitmap *pOldAll = dcAll.SelectObject( &bmAll );
dcAll.FillSolidRect( &rcClient, DRAG_COLOR_KEY );
COLORREF crBack = pList->GetBkColor();
pList->SetBkColor( DRAG_COLOR_KEY );
pList->SendMessage( WM_PAINT, (WPARAM)dcAll.GetSafeHdc() );
pList->SetBkColor( crBack );
CBitmap *pOldDrag = dcDrag.SelectObject( &bmDrag );
dcDrag.FillSolidRect( 0, 0, rcAll.Width(), rcAll.Height(), DRAG_COLOR_KEY );
CRgn pRgn;
ptMiddle.SetPoint( ptMouse.x - rcAll.left, ptMouse.y - rcAll.top );
if ( bClipped )
{
pRgn.CreateEllipticRgn( ptMiddle.x - MAX_DRAG_SIZE_2, ptMiddle.y - MAX_DRAG_SIZE_2,
ptMiddle.x + MAX_DRAG_SIZE_2, ptMiddle.y + MAX_DRAG_SIZE_2 );
dcDrag.SelectClipRgn( &pRgn );
}
for ( nIndex = -1 ; ( nIndex = pList->GetNextItem( nIndex, LVNI_SELECTED ) ) >= 0 ; )
{
pList->GetItemRect( nIndex, rcOne, LVIR_BOUNDS );
if ( rcOne.IntersectRect( &rcAll, &rcOne ) )
{
dcDrag.BitBlt( rcOne.left - rcAll.left, rcOne.top - rcAll.top,
rcOne.Width(), rcOne.Height(), &dcAll, rcOne.left, rcOne.top, SRCCOPY );
}
}
dcDrag.SelectObject( pOldDrag );
dcAll.SelectObject( pOldAll );
dcDrag.DeleteDC();
bmAll.DeleteObject();
dcAll.DeleteDC();
return (HBITMAP) bmDrag.Detach ();
}
HBITMAP CLibraryTileView::CreateDragImage(const CPoint& ptMouse, CPoint& ptMiddle)
{
ASSUME_LOCK( Library.m_pSection );
CRect rcClient, rcOne, rcAll( 32000, 32000, -32000, -32000 );
GetClientRect( &rcClient );
for ( std::list< iterator >::iterator pTile = m_oSelTile.begin(); pTile != m_oSelTile.end(); ++pTile )
{
GetItemRect( *pTile, &rcOne );
if ( rcOne.IntersectRect( &rcClient, &rcOne ) )
{
rcAll.left = min( rcAll.left, rcOne.left );
rcAll.top = min( rcAll.top, rcOne.top );
rcAll.right = max( rcAll.right, rcOne.right );
rcAll.bottom = max( rcAll.bottom, rcOne.bottom );
}
}
const bool bClipped = rcAll.Height() > MAX_DRAG_SIZE;
if ( bClipped )
{
rcAll.left = max( rcAll.left, ptMouse.x - MAX_DRAG_SIZE_2 );
rcAll.right = max( rcAll.right, ptMouse.x + MAX_DRAG_SIZE_2 );
rcAll.top = max( rcAll.top, ptMouse.y - MAX_DRAG_SIZE_2 );
rcAll.bottom = max( rcAll.bottom, ptMouse.y + MAX_DRAG_SIZE_2 );
}
CClientDC dcClient( this );
CDC dcMem, dcDrag;
CBitmap bmDrag;
if ( ! dcMem.CreateCompatibleDC( &dcClient ) )
return NULL;
if ( ! dcDrag.CreateCompatibleDC( &dcClient ) )
return NULL;
if ( ! bmDrag.CreateCompatibleBitmap( &dcClient, rcAll.Width(), rcAll.Height() ) )
return NULL;
CBitmap *pOldDrag = dcDrag.SelectObject( &bmDrag );
dcDrag.FillSolidRect( 0, 0, rcAll.Width(), rcAll.Height(), DRAG_COLOR_KEY );
ptMiddle.SetPoint( ptMouse.x - rcAll.left, ptMouse.y - rcAll.top );
CRgn pRgn;
if ( bClipped )
{
pRgn.CreateEllipticRgn( ptMiddle.x - MAX_DRAG_SIZE_2, ptMiddle.y - MAX_DRAG_SIZE_2,
ptMiddle.x + MAX_DRAG_SIZE_2, ptMiddle.y + MAX_DRAG_SIZE_2 );
dcDrag.SelectClipRgn( &pRgn );
}
CDC* pBuffer = CoolInterface.GetBuffer( dcClient, m_szBlock );
CRect rcBuffer( 0, 0, m_szBlock.cx, m_szBlock.cy );
CFont* pOldFont = (CFont*)pBuffer->SelectObject( &CoolInterface.m_fntNormal );
for ( std::list< iterator >::iterator pTile = m_oSelTile.begin(); pTile != m_oSelTile.end(); ++pTile )
{
GetItemRect( *pTile, &rcOne );
CRect rcDummy;
if ( rcDummy.IntersectRect( &rcAll, &rcOne ) )
{
pBuffer->FillSolidRect( &rcBuffer, DRAG_COLOR_KEY );
(**pTile)->Paint( pBuffer, rcBuffer, &dcMem, (*pTile) == m_pFocus );
dcDrag.BitBlt( rcOne.left - rcAll.left, rcOne.top - rcAll.top,
m_szBlock.cx, m_szBlock.cy, pBuffer, 0, 0, SRCCOPY );
}
}
pBuffer->SelectObject( pOldFont );
dcDrag.SelectObject( pOldDrag );
dcDrag.DeleteDC();
return (HBITMAP) bmDrag.Detach();
}
