vcl: clipping functions moved from window.cxx to clipping.cxx
Change-Id: Iaaabbe2002b14540bdf4a51269909b44bf5d8880
This commit is contained in:
Chris Sherlock
@@ -141,6 +141,94 @@ void Window::InitClipRegion()
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mbInitClipRegion = false;
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}
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void Window::SetParentClipMode( sal_uInt16 nMode )
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{
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if ( mpWindowImpl->mpBorderWindow )
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mpWindowImpl->mpBorderWindow->SetParentClipMode( nMode );
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else
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{
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if ( !ImplIsOverlapWindow() )
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{
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mpWindowImpl->mnParentClipMode = nMode;
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if ( nMode & PARENTCLIPMODE_CLIP )
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mpWindowImpl->mpParent->mpWindowImpl->mbClipChildren = true;
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}
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}
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}
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sal_uInt16 Window::GetParentClipMode() const
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{
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if ( mpWindowImpl->mpBorderWindow )
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return mpWindowImpl->mpBorderWindow->GetParentClipMode();
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else
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return mpWindowImpl->mnParentClipMode;
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}
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void Window::ExpandPaintClipRegion( const Region& rRegion )
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{
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if( mpWindowImpl->mpPaintRegion )
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{
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Region aPixRegion = LogicToPixel( rRegion );
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Region aDevPixRegion = ImplPixelToDevicePixel( aPixRegion );
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Region aWinChildRegion = *ImplGetWinChildClipRegion();
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// --- RTL -- only this region is in frame coordinates, so re-mirror it
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if( ImplIsAntiparallel() )
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{
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const OutputDevice *pOutDev = GetOutDev();
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pOutDev->ReMirror( aWinChildRegion );
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}
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aDevPixRegion.Intersect( aWinChildRegion );
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if( ! aDevPixRegion.IsEmpty() )
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{
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mpWindowImpl->mpPaintRegion->Union( aDevPixRegion );
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mbInitClipRegion = true;
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}
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}
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}
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Region Window::GetWindowClipRegionPixel( sal_uInt16 nFlags ) const
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{
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Region aWinClipRegion;
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if ( nFlags & WINDOW_GETCLIPREGION_NOCHILDREN )
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{
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if ( mpWindowImpl->mbInitWinClipRegion )
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((Window*)this)->ImplInitWinClipRegion();
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aWinClipRegion = mpWindowImpl->maWinClipRegion;
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}
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else
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{
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Region* pWinChildClipRegion = ((Window*)this)->ImplGetWinChildClipRegion();
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aWinClipRegion = *pWinChildClipRegion;
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// --- RTL --- remirror clip region before passing it to somebody
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if( ImplIsAntiparallel() )
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{
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const OutputDevice *pOutDev = GetOutDev();
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pOutDev->ReMirror( aWinClipRegion );
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}
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}
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if ( nFlags & WINDOW_GETCLIPREGION_NULL )
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{
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Rectangle aWinRect( Point( mnOutOffX, mnOutOffY ), Size( mnOutWidth, mnOutHeight ) );
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Region aWinRegion( aWinRect );
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if ( aWinRegion == aWinClipRegion )
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aWinClipRegion.SetNull();
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}
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aWinClipRegion.Move( -mnOutOffX, -mnOutOffY );
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return aWinClipRegion;
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}
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Region Window::GetActiveClipRegion() const
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{
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Region aRegion(true);
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@@ -174,6 +262,145 @@ void Window::EnableClipSiblings( bool bClipSiblings )
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mpWindowImpl->mbClipSiblings = bClipSiblings;
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}
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void Window::ImplClipBoundaries( Region& rRegion, bool bThis, bool bOverlaps )
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{
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if ( bThis )
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ImplIntersectWindowClipRegion( rRegion );
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else if ( ImplIsOverlapWindow() )
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{
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// clip to frame if required
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if ( !mpWindowImpl->mbFrame )
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rRegion.Intersect( Rectangle( Point( 0, 0 ), Size( mpWindowImpl->mpFrameWindow->mnOutWidth, mpWindowImpl->mpFrameWindow->mnOutHeight ) ) );
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if ( bOverlaps && !rRegion.IsEmpty() )
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{
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// Clip Overlap Siblings
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Window* pStartOverlapWindow = this;
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while ( !pStartOverlapWindow->mpWindowImpl->mbFrame )
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{
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Window* pOverlapWindow = pStartOverlapWindow->mpWindowImpl->mpOverlapWindow->mpWindowImpl->mpFirstOverlap;
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while ( pOverlapWindow && (pOverlapWindow != pStartOverlapWindow) )
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{
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pOverlapWindow->ImplExcludeOverlapWindows2( rRegion );
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pOverlapWindow = pOverlapWindow->mpWindowImpl->mpNext;
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}
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pStartOverlapWindow = pStartOverlapWindow->mpWindowImpl->mpOverlapWindow;
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}
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// Clip Child Overlap Windows
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ImplExcludeOverlapWindows( rRegion );
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}
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}
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else
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ImplGetParent()->ImplIntersectWindowClipRegion( rRegion );
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}
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bool Window::ImplClipChildren( Region& rRegion )
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{
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bool bOtherClip = false;
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Window* pWindow = mpWindowImpl->mpFirstChild;
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while ( pWindow )
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{
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if ( pWindow->mpWindowImpl->mbReallyVisible )
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{
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// read-out ParentClipMode-Flags
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sal_uInt16 nClipMode = pWindow->GetParentClipMode();
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if ( !(nClipMode & PARENTCLIPMODE_NOCLIP) &&
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((nClipMode & PARENTCLIPMODE_CLIP) || (GetStyle() & WB_CLIPCHILDREN)) )
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pWindow->ImplExcludeWindowRegion( rRegion );
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else
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bOtherClip = true;
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}
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pWindow = pWindow->mpWindowImpl->mpNext;
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}
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return bOtherClip;
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}
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void Window::ImplClipAllChildren( Region& rRegion )
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{
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Window* pWindow = mpWindowImpl->mpFirstChild;
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while ( pWindow )
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{
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if ( pWindow->mpWindowImpl->mbReallyVisible )
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pWindow->ImplExcludeWindowRegion( rRegion );
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pWindow = pWindow->mpWindowImpl->mpNext;
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}
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}
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void Window::ImplClipSiblings( Region& rRegion )
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{
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Window* pWindow = ImplGetParent()->mpWindowImpl->mpFirstChild;
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while ( pWindow )
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{
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if ( pWindow == this )
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break;
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if ( pWindow->mpWindowImpl->mbReallyVisible )
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pWindow->ImplExcludeWindowRegion( rRegion );
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pWindow = pWindow->mpWindowImpl->mpNext;
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}
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}
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void Window::ImplInitWinClipRegion()
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{
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// Build Window Region
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mpWindowImpl->maWinClipRegion = Rectangle( Point( mnOutOffX, mnOutOffY ),
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Size( mnOutWidth, mnOutHeight ) );
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if ( mpWindowImpl->mbWinRegion )
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mpWindowImpl->maWinClipRegion.Intersect( ImplPixelToDevicePixel( mpWindowImpl->maWinRegion ) );
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// ClipSiblings
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if ( mpWindowImpl->mbClipSiblings && !ImplIsOverlapWindow() )
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ImplClipSiblings( mpWindowImpl->maWinClipRegion );
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// Clip Parent Boundaries
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ImplClipBoundaries( mpWindowImpl->maWinClipRegion, false, true );
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// Clip Children
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if ( (GetStyle() & WB_CLIPCHILDREN) || mpWindowImpl->mbClipChildren )
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mpWindowImpl->mbInitChildRegion = true;
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mpWindowImpl->mbInitWinClipRegion = false;
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}
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void Window::ImplInitWinChildClipRegion()
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{
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if ( !mpWindowImpl->mpFirstChild )
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{
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if ( mpWindowImpl->mpChildClipRegion )
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{
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delete mpWindowImpl->mpChildClipRegion;
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mpWindowImpl->mpChildClipRegion = NULL;
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}
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}
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else
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{
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if ( !mpWindowImpl->mpChildClipRegion )
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mpWindowImpl->mpChildClipRegion = new Region( mpWindowImpl->maWinClipRegion );
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else
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*mpWindowImpl->mpChildClipRegion = mpWindowImpl->maWinClipRegion;
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ImplClipChildren( *mpWindowImpl->mpChildClipRegion );
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}
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mpWindowImpl->mbInitChildRegion = false;
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}
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Region* Window::ImplGetWinChildClipRegion()
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{
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if ( mpWindowImpl->mbInitWinClipRegion )
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ImplInitWinClipRegion();
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if ( mpWindowImpl->mbInitChildRegion )
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ImplInitWinChildClipRegion();
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if ( mpWindowImpl->mpChildClipRegion )
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return mpWindowImpl->mpChildClipRegion;
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else
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return &mpWindowImpl->maWinClipRegion;
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}
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bool Window::ImplSysObjClip( const Region* pOldRegion )
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{
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@@ -1789,145 +1789,6 @@ void Window::ImplExcludeOverlapWindows2( Region& rRegion )
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ImplExcludeOverlapWindows( rRegion );
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}
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void Window::ImplClipBoundaries( Region& rRegion, bool bThis, bool bOverlaps )
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{
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if ( bThis )
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ImplIntersectWindowClipRegion( rRegion );
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else if ( ImplIsOverlapWindow() )
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{
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// clip to frame if required
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if ( !mpWindowImpl->mbFrame )
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rRegion.Intersect( Rectangle( Point( 0, 0 ), Size( mpWindowImpl->mpFrameWindow->mnOutWidth, mpWindowImpl->mpFrameWindow->mnOutHeight ) ) );
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if ( bOverlaps && !rRegion.IsEmpty() )
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{
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// Clip Overlap Siblings
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Window* pStartOverlapWindow = this;
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while ( !pStartOverlapWindow->mpWindowImpl->mbFrame )
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{
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Window* pOverlapWindow = pStartOverlapWindow->mpWindowImpl->mpOverlapWindow->mpWindowImpl->mpFirstOverlap;
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while ( pOverlapWindow && (pOverlapWindow != pStartOverlapWindow) )
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{
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pOverlapWindow->ImplExcludeOverlapWindows2( rRegion );
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pOverlapWindow = pOverlapWindow->mpWindowImpl->mpNext;
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}
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pStartOverlapWindow = pStartOverlapWindow->mpWindowImpl->mpOverlapWindow;
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}
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// Clip Child Overlap Windows
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ImplExcludeOverlapWindows( rRegion );
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}
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}
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else
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ImplGetParent()->ImplIntersectWindowClipRegion( rRegion );
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}
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bool Window::ImplClipChildren( Region& rRegion )
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{
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bool bOtherClip = false;
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Window* pWindow = mpWindowImpl->mpFirstChild;
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while ( pWindow )
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{
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if ( pWindow->mpWindowImpl->mbReallyVisible )
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{
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// read-out ParentClipMode-Flags
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sal_uInt16 nClipMode = pWindow->GetParentClipMode();
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if ( !(nClipMode & PARENTCLIPMODE_NOCLIP) &&
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((nClipMode & PARENTCLIPMODE_CLIP) || (GetStyle() & WB_CLIPCHILDREN)) )
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pWindow->ImplExcludeWindowRegion( rRegion );
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else
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bOtherClip = true;
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}
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pWindow = pWindow->mpWindowImpl->mpNext;
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}
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return bOtherClip;
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}
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void Window::ImplClipAllChildren( Region& rRegion )
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{
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Window* pWindow = mpWindowImpl->mpFirstChild;
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while ( pWindow )
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{
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if ( pWindow->mpWindowImpl->mbReallyVisible )
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pWindow->ImplExcludeWindowRegion( rRegion );
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pWindow = pWindow->mpWindowImpl->mpNext;
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}
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}
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void Window::ImplClipSiblings( Region& rRegion )
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{
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Window* pWindow = ImplGetParent()->mpWindowImpl->mpFirstChild;
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while ( pWindow )
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{
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if ( pWindow == this )
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break;
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if ( pWindow->mpWindowImpl->mbReallyVisible )
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pWindow->ImplExcludeWindowRegion( rRegion );
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pWindow = pWindow->mpWindowImpl->mpNext;
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}
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}
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void Window::ImplInitWinClipRegion()
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{
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// Build Window Region
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mpWindowImpl->maWinClipRegion = Rectangle( Point( mnOutOffX, mnOutOffY ),
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Size( mnOutWidth, mnOutHeight ) );
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if ( mpWindowImpl->mbWinRegion )
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mpWindowImpl->maWinClipRegion.Intersect( ImplPixelToDevicePixel( mpWindowImpl->maWinRegion ) );
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// ClipSiblings
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if ( mpWindowImpl->mbClipSiblings && !ImplIsOverlapWindow() )
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ImplClipSiblings( mpWindowImpl->maWinClipRegion );
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// Clip Parent Boundaries
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ImplClipBoundaries( mpWindowImpl->maWinClipRegion, false, true );
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// Clip Children
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if ( (GetStyle() & WB_CLIPCHILDREN) || mpWindowImpl->mbClipChildren )
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mpWindowImpl->mbInitChildRegion = true;
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mpWindowImpl->mbInitWinClipRegion = false;
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}
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void Window::ImplInitWinChildClipRegion()
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{
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if ( !mpWindowImpl->mpFirstChild )
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{
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if ( mpWindowImpl->mpChildClipRegion )
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{
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delete mpWindowImpl->mpChildClipRegion;
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mpWindowImpl->mpChildClipRegion = NULL;
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}
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}
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else
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{
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if ( !mpWindowImpl->mpChildClipRegion )
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mpWindowImpl->mpChildClipRegion = new Region( mpWindowImpl->maWinClipRegion );
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else
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*mpWindowImpl->mpChildClipRegion = mpWindowImpl->maWinClipRegion;
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ImplClipChildren( *mpWindowImpl->mpChildClipRegion );
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}
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mpWindowImpl->mbInitChildRegion = false;
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}
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Region* Window::ImplGetWinChildClipRegion()
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{
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if ( mpWindowImpl->mbInitWinClipRegion )
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ImplInitWinClipRegion();
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if ( mpWindowImpl->mbInitChildRegion )
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ImplInitWinChildClipRegion();
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if ( mpWindowImpl->mpChildClipRegion )
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return mpWindowImpl->mpChildClipRegion;
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else
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return &mpWindowImpl->maWinClipRegion;
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}
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void Window::ImplIntersectAndUnionOverlapWindows( const Region& rInterRegion, Region& rRegion )
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{
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Window* pWindow = mpWindowImpl->mpFirstOverlap;
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@@ -4992,31 +4853,6 @@ Font Window::GetPointFont() const
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return aFont;
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}
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void Window::SetParentClipMode( sal_uInt16 nMode )
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{
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if ( mpWindowImpl->mpBorderWindow )
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mpWindowImpl->mpBorderWindow->SetParentClipMode( nMode );
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else
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{
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if ( !ImplIsOverlapWindow() )
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{
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mpWindowImpl->mnParentClipMode = nMode;
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if ( nMode & PARENTCLIPMODE_CLIP )
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mpWindowImpl->mpParent->mpWindowImpl->mbClipChildren = true;
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}
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}
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}
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sal_uInt16 Window::GetParentClipMode() const
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{
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if ( mpWindowImpl->mpBorderWindow )
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return mpWindowImpl->mpBorderWindow->GetParentClipMode();
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else
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return mpWindowImpl->mnParentClipMode;
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}
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void Window::SetWindowRegionPixel()
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{
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@@ -5155,43 +4991,6 @@ bool Window::IsWindowRegionPixel() const
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return mpWindowImpl->mbWinRegion;
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}
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Region Window::GetWindowClipRegionPixel( sal_uInt16 nFlags ) const
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{
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Region aWinClipRegion;
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if ( nFlags & WINDOW_GETCLIPREGION_NOCHILDREN )
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{
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if ( mpWindowImpl->mbInitWinClipRegion )
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((Window*)this)->ImplInitWinClipRegion();
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aWinClipRegion = mpWindowImpl->maWinClipRegion;
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}
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else
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{
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Region* pWinChildClipRegion = ((Window*)this)->ImplGetWinChildClipRegion();
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aWinClipRegion = *pWinChildClipRegion;
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// --- RTL --- remirror clip region before passing it to somebody
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if( ImplIsAntiparallel() )
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{
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const OutputDevice *pOutDev = GetOutDev();
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pOutDev->ReMirror( aWinClipRegion );
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}
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}
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if ( nFlags & WINDOW_GETCLIPREGION_NULL )
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{
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Rectangle aWinRect( Point( mnOutOffX, mnOutOffY ), Size( mnOutWidth, mnOutHeight ) );
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Region aWinRegion( aWinRect );
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if ( aWinRegion == aWinClipRegion )
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aWinClipRegion.SetNull();
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}
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aWinClipRegion.Move( -mnOutOffX, -mnOutOffY );
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return aWinClipRegion;
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}
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Region Window::GetPaintRegion() const
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{
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@@ -5208,30 +5007,6 @@ Region Window::GetPaintRegion() const
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}
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}
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void Window::ExpandPaintClipRegion( const Region& rRegion )
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{
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if( mpWindowImpl->mpPaintRegion )
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{
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Region aPixRegion = LogicToPixel( rRegion );
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Region aDevPixRegion = ImplPixelToDevicePixel( aPixRegion );
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Region aWinChildRegion = *ImplGetWinChildClipRegion();
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// --- RTL -- only this region is in frame coordinates, so re-mirror it
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if( ImplIsAntiparallel() )
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{
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const OutputDevice *pOutDev = GetOutDev();
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pOutDev->ReMirror( aWinChildRegion );
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}
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aDevPixRegion.Intersect( aWinChildRegion );
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if( ! aDevPixRegion.IsEmpty() )
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{
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mpWindowImpl->mpPaintRegion->Union( aDevPixRegion );
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mbInitClipRegion = true;
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}
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}
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}
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static SystemWindow *ImplGetLastSystemWindow( Window *pWin )
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{
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// get the most top-level system window, the one that contains the taskpanelist
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Reference in New Issue
Block a user