//*****************************************************************************
//
// Function Name: CHeadlineSheet::OnPaint
//
// Description: WM_PAINT handler
//
// Returns: VOID
//
// Exceptions: None
//
//*****************************************************************************
//
void CHeadlineSheet::OnPaint( )
{
PAINTSTRUCT ps;
HDC hdc = ::BeginPaint( GetSafeHwnd( ), &ps );
// Put it in a DcDrawingSurface
RDcDrawingSurface drawingSurface;
drawingSurface.Initialize( hdc );
// Create a transform
R2dTransform transform;
// Scale to the device DPI
RRealSize deviceDPI = drawingSurface.GetDPI( );
transform.PreScale( (YFloatType)deviceDPI.m_dx / kSystemDPI, (YFloatType)deviceDPI.m_dy / kSystemDPI );
// Get the preview rectangle
RRealRect previewRect;
GetPreviewRect( &previewRect );
// Offset the transform by the top left corner of the preview rect
transform.PreTranslate( previewRect.m_Left, previewRect.m_Top );
// Render the preview headline
m_pPreviewHeadline->Render( drawingSurface, transform, RRealRect( previewRect.WidthHeight( ) ), previewRect.WidthHeight( ) );
drawingSurface.DetachDCs( );
::EndPaint( GetSafeHwnd( ), &ps );
}
// ****************************************************************************
//
// Function Name: RWindowView::InvalidateVectorRect( )
//
// Description: Invalidates the given vector rect in this view
//
// Returns: Nothing
//
// Exceptions: None
//
// ****************************************************************************
//
void RWindowView::InvalidateVectorRect( const RRealVectorRect& rect, BOOLEAN fErase )
{
//
// Only invalidate if we have a CWnd
if( !GetCWnd() )
return;
// Get the bounding rect...
RRealRect temp = rect.m_TransformedBoundingRect;
// Get our transformation...
R2dTransform transform;
ApplyTransform( transform, FALSE, FALSE );
// Apply it to our bounds...
temp *= transform;
// Convert the bounds to device units
::LogicalUnitsToDeviceUnits( temp, *this );
// guard for roundoff...
const YRealDimension kRoundOffGuard = 2.0;
temp.Inflate( RRealSize( kRoundOffGuard, kRoundOffGuard ) );
// Put it in a CRect and do the invalidate
CRect crect( ::Round(temp.m_Left), ::Round(temp.m_Top), ::Round(temp.m_Right), ::Round(temp.m_Bottom) );
GetCWnd( ).InvalidateRect( crect, fErase );
}
// ****************************************************************************
//
// Function Name: RCompositeSelection::GetBoundingRectIncludingHandles
//
// Description: Calculates a bounding rect for the specified object that
// includes the resize and rotate handles
//
// Returns: See above.
//
// Exceptions: None
//
// ****************************************************************************
//
RRealRect RCompositeSelection::GetBoundingRectIncludingHandles( ) const
{
TpsAssert( !IsEmpty( ), "Nothing selected" );
YSelectionIterator iterator = Start( );
// Use the first rectangle as the starting point, and union from there
RRealRect boundingRect = RSingleSelection::GetBoundingRectIncludingHandles( *iterator );
++iterator;
for( ; iterator != End( ); ++iterator )
boundingRect.Union( boundingRect, RSingleSelection::GetBoundingRectIncludingHandles( *iterator ) );
return boundingRect;
}
// ****************************************************************************
//
// Function Name: RCompositeSelection::GetBoundingRect( )
//
// Description: Gets the bounding rect of all objects in this selection
//
// Returns: The bounding rect
//
// Exceptions: None
//
// ****************************************************************************
//
RRealRect RCompositeSelection::GetBoundingRect( ) const
{
TpsAssert( !IsEmpty( ), "Nothing selected" );
YSelectionIterator iterator = Start( );
// Use the first rectangle as the starting point, and union from there
RRealRect boundingRect = ( *iterator )->GetBoundingRect( ).m_TransformedBoundingRect;
++iterator;
for( ; iterator != End( ); ++iterator )
boundingRect.Union( boundingRect, ( *iterator )->GetBoundingRect( ).m_TransformedBoundingRect );
return boundingRect;
}
// ****************************************************************************
//
// Function Name: RCompositeSelection::GetDragTrackingFeedbackBoundingRect( )
//
// Description: Gets the bounding rect of drag tracking feedback
//
// Returns: Bounding rect
//
// Exceptions: Memory
//
// ****************************************************************************
//
RRealRect RCompositeSelection::GetDragTrackingFeedbackBoundingRect( const R2dTransform& transform,
const RRealSize& offset ) const
{
TpsAssert( !IsEmpty( ), "Nothing selected" );
YSelectionCollectionIterator iterator = m_SelectionCollection.Start( );
// Use the first rectangle as the starting point, and union from there
RRealRect boundingRect = ( *iterator )->GetDragTrackingFeedbackBoundingRect( transform, offset );
++iterator;
for( ; iterator != m_SelectionCollection.End( ); ++iterator )
boundingRect.Union( boundingRect, ( *iterator )->GetDragTrackingFeedbackBoundingRect( transform, offset ) );
return boundingRect;
}
// ****************************************************************************
//
// Function Name: RCompositeSelection::GetSelectionBoundingRect( )
//
// Description: Retrieves the bounding rect of this selection
//
// Returns: Nothing
//
// Exceptions: Memory
//
// ****************************************************************************
//
void RCompositeSelection::GetSelectionBoundingRect( YSelectionBoundingRect& boundingRect ) const
{
// Get the first bounding rect
YSelectionCollectionIterator iterator = m_SelectionCollection.Start( );
( *iterator )->GetSelectionBoundingRect( boundingRect );
RRealRect unionRect = boundingRect.m_TransformedBoundingRect;
++iterator;
// Union in the rest of the bounding rects
for( ; iterator != m_SelectionCollection.End( ); ++iterator )
{
( *iterator )->GetSelectionBoundingRect( boundingRect );
unionRect.Union( unionRect, boundingRect.m_TransformedBoundingRect );
}
// Set the rect
boundingRect.Set( unionRect );
}
// ****************************************************************************
//
// Function Name: RCompositeSelection::GetResizeTrackingFeedbackBoundingRect( )
//
// Description: Gets the bounding rect of resize tracking feedback
//
// Returns: Bounding rect
//
// Exceptions: Memory
//
// ****************************************************************************
//
RRealRect RCompositeSelection::GetResizeTrackingFeedbackBoundingRect( const R2dTransform& transform,
const RRealPoint& scalingCenter,
const RRealSize& scaleFactor,
BOOLEAN fMaintainAspectRatio ) const
{
TpsAssert( !IsEmpty( ), "Nothing selected" );
YSelectionCollectionIterator iterator = m_SelectionCollection.Start( );
// Use the first rectangle as the starting point, and union from there
RRealRect boundingRect = ( *iterator )->GetResizeTrackingFeedbackBoundingRect( transform, scalingCenter, scaleFactor, fMaintainAspectRatio );
++iterator;
for( ; iterator != m_SelectionCollection.End( ); ++iterator )
boundingRect.Union( boundingRect, ( *iterator )->GetResizeTrackingFeedbackBoundingRect( transform, scalingCenter, scaleFactor, fMaintainAspectRatio ) );
return boundingRect;
}
// ****************************************************************************
//
// Function Name: RRotateSelectionTracker::GetFeedbackBoundingRect( )
//
// Description: Returns the feedback bounding rect
//
// Returns: Nothing
//
// Exceptions: None
//
// ****************************************************************************
//
RRealRect RRotateSelectionTracker::GetFeedbackBoundingRect( const RRealPoint& point ) const
{
// Get the view transform
R2dTransform transform;
m_pView->GetViewTransform( transform, TRUE );
// Calculate the angle
YAngle angle = CalcAngle( point );
// Get the bounding rect, in device units
RRealRect boundingRect = m_pSelection->GetRotateTrackingFeedbackBoundingRect( transform, m_TrackingRotationCenter, angle );
// Convert back to logical units
transform.Invert( );
boundingRect *= transform;
// Add the feedback line
boundingRect.AddPointToRect( point );
return boundingRect;
}
// ****************************************************************************
//
// Function Name: RSingleSelection::Invalidate( )
//
// Description: Invalidates the region occupied by this selection in the
// given view.
//
// Returns: Nothing
//
// Exceptions: Memory
//
// ****************************************************************************
//
void RSingleSelection::Invalidate( BOOLEAN fInvalidateIfLocked ) const
{
if( fInvalidateIfLocked || m_pSelectedObject->GetComponentAttributes( ).IsLocked( ) == FALSE )
{
// Get the full soft effects bounding rect and invalidate it
YSelectionBoundingRect boundingRect;
boundingRect = m_pSelectedObject->GetFullSoftEffectsBoundingRect();
SelectionRectFromObjectRect( boundingRect, m_pView, TRUE );
RRealRect invalidRect = boundingRect.m_TransformedBoundingRect;
// Extend the rectangle to contain the rotate handle
invalidRect.AddPointToRect( GetRotateHandleCenterPoint( ) );
// Inflate by the rotate handle size
RRealSize rotateHandleSize( kRotateHandleRenderSize + 1, kRotateHandleRenderSize + 1);
::DeviceUnitsToLogicalUnits( rotateHandleSize, *m_pView );
invalidRect.Inflate( rotateHandleSize );
// Do the invalidate
m_pView->InvalidateVectorRect( invalidRect );
}
}
// ****************************************************************************
//
// Function Name: SingleSelection::GetBoundingRectIncludingHandles
//
// Description: Calculates a bounding rect for the specified object that
// includes the resize and rotate handles
//
// Returns: See above.
//
// Exceptions: None
//
// ****************************************************************************
//
RRealRect RSingleSelection::GetBoundingRectIncludingHandles( const RComponentView* pComponentView )
{
// Create a new single selection
RSingleSelection selection( pComponentView, pComponentView->GetParentView( ) );
// Get the bounding rect of the component
RRealRect rect = pComponentView->GetBoundingRect( ).m_TransformedBoundingRect;
// Get the component attributes
const RComponentAttributes& componentAttributes = pComponentView->GetComponentAttributes( );
RRealRect handleRect;
// Get the resize handles
if( componentAttributes.IsResizable( ) )
{
R2dTransform transform;
selection.GetResizeSelectionHandle( handleRect, transform, kTopLeftResizeHandle, TRUE );
rect.AddRectToRect( handleRect );
selection.GetResizeSelectionHandle( handleRect, transform, kTopRightResizeHandle, TRUE );
rect.AddRectToRect( handleRect );
selection.GetResizeSelectionHandle( handleRect, transform, kBottomRightResizeHandle, TRUE );
rect.AddRectToRect( handleRect );
selection.GetResizeSelectionHandle( handleRect, transform, kBottomLeftResizeHandle, TRUE );
rect.AddRectToRect( handleRect );
}
// Get the rotate handle
if( componentAttributes.IsRotatable( ) )
{
RRealVectorRect vRect;
selection.GetRotateHandle( vRect );
rect.AddRectToRect( vRect.m_TransformedBoundingRect );
}
return rect;
}
// ****************************************************************************
//
// Function Name: RSingleSelection::HitTest( )
//
// Description: Hits test this selection
//
// Returns: The location of this selection that was hit
//
// Exceptions: Memory
//
// ****************************************************************************
//
RSelection::EHitLocation RSingleSelection::HitTest( const RRealPoint& point ) const
{
RRealRect rect;
RRealSize scaleFactor(kDummyScale,kDummyScale); // This is just to be able to see if the object is constrainted
scaleFactor = m_pSelectedObject->ApplyResizeConstraint( scaleFactor );
// Get the component attributes
const RComponentAttributes& componentAttributes = m_pSelectedObject->GetComponentAttributes( );
if( componentAttributes.IsResizable( ) )
{
R2dTransform transform;
// Test the resize handles
GetResizeSelectionHandle( rect, transform, kTopLeftResizeHandle, FALSE );
if( rect.PointInRect( point ) )
return kTopLeftResizeHandle;
GetResizeSelectionHandle( rect, transform, kTopRightResizeHandle, FALSE );
if( rect.PointInRect( point ) )
return kTopRightResizeHandle;
GetResizeSelectionHandle( rect, transform, kBottomRightResizeHandle, FALSE );
if( rect.PointInRect( point ) )
return kBottomRightResizeHandle;
GetResizeSelectionHandle( rect, transform, kBottomLeftResizeHandle, FALSE );
if( rect.PointInRect( point ) )
return kBottomLeftResizeHandle;
if ( !AreFloatsEqual( scaleFactor.m_dy, kConstrainedScale ) )
{
GetResizeSelectionHandle( rect, transform, kTopResizeHandle, FALSE );
if( rect.PointInRect( point ) )
return kTopResizeHandle;
GetResizeSelectionHandle( rect, transform, kBottomResizeHandle, FALSE );
if( rect.PointInRect( point ) )
return kBottomResizeHandle;
}
if ( !AreFloatsEqual( scaleFactor.m_dx, kConstrainedScale ) )
{
GetResizeSelectionHandle( rect, transform, kRightResizeHandle, FALSE );
if( rect.PointInRect( point ) )
return kRightResizeHandle;
GetResizeSelectionHandle( rect, transform, kLeftResizeHandle, FALSE );
if( rect.PointInRect( point ) )
return kLeftResizeHandle;
}
}
// Test the selection rect
if( componentAttributes.IsMovable( ) )
{
if( m_pSelectedObject->HitTestSelectionFrame( point ) )
return kInside;
}
// Test the rotate handle
if( componentAttributes.IsRotatable( ) )
{
RRealVectorRect vRect;
GetRotateHandle( vRect );
if( vRect.PointInRect( point ) )
return kRotateHandle;
}
return kNothing;
}