//*****************************************************************************
//
// 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: RGroupSelectionAction::Do( )
//
// Description: Does the action
//
// Returns: TRUE if the action was sucessful
//
// Exceptions: None
//
// ****************************************************************************
//
BOOLEAN RGroupSelectionAction::Do( )
{
// Call the base method to setup the state properly
RUndoableAction::Do( );
// Bail if the component was'nt created properly
if( !m_pGroupDocument )
return FALSE;
// Get the z position of the top most component to use as the group components z-position
RView* pParentView = m_pCurrentSelection->GetView( );
YSelectionIterator iterator = m_OldSelection.Start( );
YComponentZPosition groupZPosition = pParentView->GetComponentZPosition( *iterator );
// Make a component collection
RComponentCollection componentCollection ( m_OldSelection );
// Unselect the current selection
m_pCurrentSelection->UnselectAll( );
// Add the group component
m_pParentDocument->AddComponent( m_pGroupDocument );
// Transfer the components to the group
m_pGroupDocument->TransferComponents( m_pParentDocument,
componentCollection,
componentCollection.GetBoundingRect( ),
RRealRect( m_GroupBoundingRect.WidthHeight( ) ) );
// Combine the component attributes of the collection with that of the group
RComponentAttributes attributes = m_pGroupDocument->GetComponentAttributes( );
componentCollection.CombineAttributes( attributes );
m_pGroupDocument->SetComponentAttributes( attributes );
// Set the z position of the group component
pParentView->SetComponentZPosition( m_pGroupDocument->GetView( pParentView ), groupZPosition );
// Tell the view that its layout has changed
m_pCurrentSelection->GetView()->XUpdateAllViews( kLayoutChanged, 0 );
// Select the group component
m_pCurrentSelection->Select( m_pGroupDocument, TRUE );
return TRUE;
}
//////////////////////////////////////////////////////////////////////////////
//
// void ExportGraphicComponent( RComponentView* pComponentView, RMBCString *pInitialDir )
//
// export a graphic to file from a component view
//
//////////////////////////////////////////////////////////////////////////////
void ExportGraphicComponent( RComponentView* pComponentView, RMBCString *pInitialDir /*=NULL*/)
{
RImageLibrary rLibrary ;
CArray<int, int> arrFileFormats ;
//
// Build the export file filter list...
//
CString strFilter, str ;
for (int i = 0; i < kNumFormats - 1; i++)
{
if (rLibrary.IsFormatSupported( (EImageFormat) kImageExportFilters[i][0] ))
{
str.LoadString( kImageExportFilters[i][1] ) ;
strFilter += str ;
arrFileFormats.Add( kImageExportFilters[i][0] ) ;
}
}
TpsAssert( kImageExportFilters[i][0] == kImageFormatXRX, "Invalid export format!" ) ;
str.LoadString( kImageExportFilters[i][1] ) ;
strFilter += str ;
strFilter += "|" ;
arrFileFormats.Add( kImageExportFilters[i][0] ) ;
//
// Create and execute the dialog...
//
RExportGraphicDlg dlg( pComponentView, strFilter ) ;
// Load in the dialog title string
CString strTitle ;
strTitle.LoadString( STRING_EXPORT_IMAGE_DIALOG_TITLE ) ;
dlg.m_ofn.lpstrTitle = (LPCTSTR) strTitle ;
if( pInitialDir )
{
dlg.m_ofn.lpstrInitialDir = (LPCTSTR)*pInitialDir;
}
if (IDOK == dlg.DoModal())
{
RMBCString strPathName = dlg.GetPathName() ;
RIntSize szImageSize = dlg.GetSize() ;
_nFilterIndex = dlg.m_ofn.nFilterIndex ;
EImageFormat eFormat = (EImageFormat) arrFileFormats[dlg.m_ofn.nFilterIndex - 1] ;
RRealSize pictureSize = pComponentView->GetReferenceSize() ;
try
{
if (kImageFormatXRX == eFormat)
{
RRealSize outputSize( szImageSize.m_dx, szImageSize.m_dy ) ; // = pictureSize ;
RRealSize screenDPI = ::GetScreenDPI() ;
RVectorImage vectorImage ;
vectorImage.SetSuggestedWidthInInches( ::PixelsToInches( outputSize.m_dx, (uLONG) screenDPI.m_dx ) ) ;
vectorImage.SetSuggestedHeightInInches( ::PixelsToInches( outputSize.m_dy, (uLONG) screenDPI.m_dy ) ) ;
// Create an offscreen drawing surface and set the picture
ROffscreenDrawingSurface drawingSurface;
drawingSurface.SetImage( &vectorImage );
R2dTransform transform ;
// Scale to the device DPI
RRealSize deviceDPI = drawingSurface.GetDPI( );
transform.PreScale( (YFloatType) deviceDPI.m_dx / screenDPI.m_dy,
(YFloatType) deviceDPI.m_dy / screenDPI.m_dy );
transform.PreScale(
outputSize.m_dx / pictureSize.m_dx,
outputSize.m_dy / pictureSize.m_dy ) ;
// Render the component
RRealRect outputRect( pictureSize ) ;
pComponentView->Render( drawingSurface, transform, outputRect ) ;
drawingSurface.ReleaseImage( );
rLibrary.ExportImage( vectorImage, strPathName, kImageFormatXRX ) ;
if (rLibrary.GetLastException() != kNoError)
{
throw rLibrary.GetLastException() ;
}
} // if (XRX)
else
{
// Check for a image interface
RImageInterface* pInterface = (RImageInterface *)
pComponentView->GetInterface( kImageInterfaceId ) ;
if (pInterface)
{
pInterface->Export( strPathName, eFormat ) ;
delete pInterface ;
}
else
{
// Initialize the new bitmap at a bit depth of 24
RBitmapImage image ;
image.Initialize( szImageSize.m_dx, szImageSize.m_dy, 24 ) ;
ROffscreenDrawingSurface dsMem ;
dsMem.SetImage( &image ) ;
R2dTransform transform ;
transform.PreScale(
szImageSize.m_dx / pictureSize.m_dx,
szImageSize.m_dy / pictureSize.m_dy ) ;
// Render the component
dsMem.SetFillColor( RSolidColor( kWhite ) ) ;
dsMem.FillRectangle( RRealRect( pictureSize ), transform ) ;
pComponentView->Render( dsMem, transform, RIntRect(
RIntSize( pictureSize.m_dx, pictureSize.m_dy ) ) ) ;
dsMem.ReleaseImage() ;
rLibrary.ExportImage( image, strPathName, eFormat ) ;
}
if (rLibrary.GetLastException() != kNoError)
{
throw rLibrary.GetLastException() ;
}
} // else
} // try
catch( YException e)
{
ReportException( e ) ;
}
} // if (IDOK)
}
