// ****************************************************************************
//
// Function Name: REditImageInterfaceImp::GetClippingPath( )
//
// Description: Returns the component image's clipping path
// (if any).
//
// Returns:
//
// Exceptions:
//
// ****************************************************************************
//
BOOLEAN REditImageInterfaceImp::GetClippingPath( RClippingPath& rPath )
{
// Get a pointer to the image document's image. Note,
// normally we can assume that it is a RBitmapImage
// as this interface is only provided by image components,
// but if this is a placeholder from a layout there is no
// RBitmapImage so just return FALSE in that case.
RBitmapImage* pImage = dynamic_cast<RBitmapImage*>(
m_pImageDocument->GetImage() );
if (!pImage)
return FALSE;
rPath.Undefine();
RClippingPath* pPath = pImage->GetClippingRPath();
if (pPath)
{
const RImageEffects& rEffects = GetImageEffects();
RRealSize rSize = RImageLibrary().GetImageDimensions(
m_pImageDocument->m_rInternalDataBuffer );
R2dTransform xform;
xform.PostScale( rSize.m_dx, rSize.m_dy );
RRealRect rRect( rEffects.m_rCropArea * xform );
xform.MakeIdentity();
xform.PostTranslate( rRect.m_Left, rSize.m_dy - rRect.m_Bottom - rRect.m_Top );
rPath = RClippingPath( *pPath, xform );
return TRUE;
}
return FALSE;
}
// ****************************************************************************
//
// Function Name: REditImageInterfaceImp::SetClippingPath( )
//
// Description: Sets the clipping path into the components
// image.
//
// Returns:
//
// Exceptions:
//
// ****************************************************************************
//
void REditImageInterfaceImp::SetClippingPath( const RClippingPath* path )
{
// Get a pointer to the image document's image. Note,
// we should be able to assume that it is a RBitmapImage,
// as this interface is only provided by image components
// with RBitmapImages.
RBitmapImage* pImage = dynamic_cast<RBitmapImage*>(
m_pImageDocument->GetImage() );
TpsAssert( pImage, "Invalid image component!" );
if (path)
{
RClippingPath rPath( *path );
m_pImageDocument->SetCropRectFromPath( &rPath, TRUE );
pImage->SetRPath( &rPath );
}
else if (!pImage->PathFromImport())
{
m_pImageDocument->SetCropRectFromPath( NULL, FALSE );
pImage->DeleteRPath();
}
else
return;
ApplyImageEffects();
}
void RRotateDialog::RotateDisplay( int iPos )
{
if ( iPos == m_iPrevPos )
return;
// We need to use the RBitmap::Rotate() function, so to do that, convert to
// Renaissance types.
CClientDC clientDC( &m_staticDisplay );
HDC hClientDC = clientDC.GetSafeHdc();
RDcDrawingSurface drawSurface;
drawSurface.Initialize( hClientDC, hClientDC );
R2dTransform transform;
// Prepare the image on an offscreen DC
RAutoDrawingSurface drawSurfaceOffscreen;
RRealRect rRealStaticRect(m_rectStaticDisplay);
BOOLEAN fPrepared = drawSurfaceOffscreen.Prepare( &drawSurface, transform, rRealStaticRect );
RDrawingSurface* pSurface = ( (fPrepared)? &drawSurfaceOffscreen : &drawSurface );
// Paint the offscreen DC white
RColor rColor = RSolidColor( kWhite );
pSurface->SetFillColor( rColor );
pSurface->SetPenColor( rColor );
pSurface->FillRectangle( m_rectStaticDisplay );
YAngle flRadiansRotation = ::DegreesToRadians( YFloatType( iPos ) );
// The rotation leaves a black background, so blit with a mask. The mask
// has to be created the same size as the original (not rotated) bitmap
// size, so create it and then rotate it.
RBitmapImage bmpRotated;
RBitmapImage bmpMaskRotated;
RImageLibrary rLibrary;
rLibrary.Rotate( m_rBitmapImage, bmpRotated, bmpMaskRotated, flRadiansRotation );
RIntSize sizeBmpRotated;
sizeBmpRotated.m_dx = bmpRotated.GetWidthInPixels();
sizeBmpRotated.m_dy = bmpRotated.GetHeightInPixels();
RIntRect rectSource;
RIntRect rectDest;
DeriveSourceAndDestinationRects( sizeBmpRotated, rectSource, rectDest );
bmpRotated.RenderWithMask( *pSurface, bmpMaskRotated, rectSource, rectDest );
if ( fPrepared )
drawSurfaceOffscreen.Release();
drawSurface.DetachDCs();
m_iPrevPos = iPos;
}
// ****************************************************************************
//
// Function Name: RImageInterfaceImp::GetImage( )
//
// Description: Gets the image of a component
//
// Returns: the components image
//
// Exceptions: None
//
// ****************************************************************************
//
RImage* RImageInterfaceImp::CopySourceImage()
{
RImageLibrary rLibrary;
RImage* pImage = rLibrary.ImportImage( m_pImageDocument->m_rInternalDataBuffer );
RBitmapImage* pBitmap = dynamic_cast<RBitmapImage*>( pImage );
if (pBitmap)
{
REditImageInterfaceImp rInterface( (RImageView *)
m_pImageDocument->GetActiveView() );
RClippingPath rPath;
rInterface.GetClippingPath( rPath );
pBitmap->SetRPath( &rPath );
}
return pImage;
}
// ****************************************************************************
//
// Function Name: BitmapImageList::Add()
//
// Description: Adds one or more images or an icon to the image
// list.
//
// Returns: Zero-based index of the first new image if
// successful; otherwise -1.
//
// Exceptions: None
//
// ****************************************************************************
int RBitmapImageList::Add( RBitmapImage* pbmImage, YPlatformColor crMask )
{
if (m_fMask)
{
RBitmapImage bmMask ;
try
{
uLONG ulWidth = pbmImage->GetWidthInPixels() ;
uLONG ulHeight = pbmImage->GetHeightInPixels() ;
bmMask.Initialize( ulWidth, ulHeight, 1 ) ;
ROffscreenDrawingSurface dsDest ;
ROffscreenDrawingSurface dsSrc;
dsDest.SetImage( &bmMask ) ;
dsSrc.SetImage( pbmImage ) ;
dsSrc.SetFontColor( RSolidColor( !crMask ) ) ;
dsSrc.SetFillColor( RSolidColor( crMask ) ) ;
RIntRect rcRect( 0, 0, ulWidth, ulHeight ) ;
dsDest.BlitDrawingSurface( dsSrc, rcRect, rcRect, kBlitSourceCopy ) ;
dsSrc.ReleaseImage() ;
dsDest.ReleaseImage() ;
return Add( pbmImage, &bmMask ) ;
}
catch( YException )
{
return -1 ;
}
}
return Add( pbmImage, (RBitmapImage*) NULL ) ;
}
//////////////////////////////////////////////////////////////////////////////
//
// 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)
}
RBitmapImage& RWinColorPalette::GetPaletteBitmapImage( )
{
static BOOLEAN m_fPaletteInitialized = FALSE;
static RBitmapImage m_biPalette;
if ( !m_fPaletteInitialized )
{
// find the resource in the resource file
HRSRC hRsrc = FindResource( AfxGetResourceHandle(),
MAKEINTRESOURCE( m_uPaletteBitmapID ), RT_BITMAP );
if ( hRsrc != NULL )
{
// get a handle to the resource data
HGLOBAL hTemp = LoadResource( AfxGetResourceHandle(), hRsrc );
if ( hTemp != NULL )
{
// Initlize the palette bitmap with the resource data
m_biPalette.Initialize( LockResource( hTemp ) );
// unlock and free the resource
UnlockResource( hTemp );
FreeResource( hTemp );
}
else
AfxThrowResourceException( );
}
else
AfxThrowResourceException( );
m_fPaletteInitialized = TRUE;
COLORMAP crColorMap[] =
{
{ RGB( 255, 255, 255 ), GetSysColor( COLOR_BTNHIGHLIGHT ) },
{ RGB( 192, 192, 192 ), GetSysColor( COLOR_BTNFACE ) },
{ RGB( 128, 128, 128 ), GetSysColor( COLOR_BTNSHADOW ) }
};
RIntPoint ptCells[] =
{
FindColor( crColorMap[0].from ),
FindColor( crColorMap[1].from ),
FindColor( crColorMap[2].from )
};
void* pRawData = m_biPalette.GetRawData();
RGBQUAD* pColorData = (RGBQUAD *) RBitmapImage::GetColorData( pRawData );
LPBYTE pImageData = (LPBYTE) RBitmapImage::GetImageData( pRawData );
for (int j = 0; (LPVOID) pColorData < (LPVOID) pImageData; j++, pColorData++)
{
for (int i = 0; i < NumElements( crColorMap ); i++)
{
if (crColorMap[i].from == RGB( pColorData->rgbRed, pColorData->rgbGreen, pColorData->rgbBlue ))
{
pColorData->rgbBlue = GetBValue( crColorMap[i].to );
pColorData->rgbRed = GetRValue( crColorMap[i].to );
pColorData->rgbGreen = GetGValue( crColorMap[i].to );
pColorData->rgbReserved = 0;
}
}
if (j == 9)
{
// We only need to look at the system colors, so
// jump to the last 10 entries in the palette.
pColorData += 235;
}
}
m_biPalette.UpdatePalette();
//
// Relace the cells that got remapped
//
ROffscreenDrawingSurface dsMem;
dsMem.SetImage( &m_biPalette );
RSolidColor rSolid;
for (int i = 0; i < NumElements( ptCells ); i++)
{
if (ptCells[i].m_x >= 0 && ptCells[i].m_y >= 0)
{
RIntRect rcCell( RIntSize( kCellSize.m_dx - 2, kCellSize.m_dy - 2 ) );
rcCell.Offset( RIntSize( ptCells[i].m_x + 1, ptCells[i].m_y + 1 ) );
rSolid = crColorMap[i].from;
RColor rColor( rSolid );
dsMem.SetFillColor( rColor );
dsMem.FillRectangle( rcCell );
}
}
dsMem.ReleaseImage();
}
return m_biPalette;
}
