n#820077: Import images with duotone filter.suse-4.0-8

Also, contains implementation for a simple duotone filter.
(Port from commit: 8b716072410bcfd252739fb953d5ac198e27a895)

1 files changed, 19 insertions, 0 deletions

diff --git a/svtools/source/graphic/transformer.cxx b/svtools/source/graphic/transformer.cxx
index 874bb346e59d..684c75c80451 100644
--- a/svtools/source/graphic/transformer.cxx
+++ b/svtools/source/graphic/transformer.cxx
@@ -141,6 +141,25 @@ uno::Reference< graphic::XGraphic > SAL_CALL GraphicTransformer::colorChange(
     return xRet;
 }
 
+uno::Reference< graphic::XGraphic > SAL_CALL GraphicTransformer::applyDuotone(
+    const uno::Reference< graphic::XGraphic >& rxGraphic, sal_Int32 nColorOne, sal_Int32 nColorTwo )
+        throw ( lang::IllegalArgumentException, uno::RuntimeException)
+{
+    const uno::Reference< uno::XInterface > xIFace( rxGraphic, uno::UNO_QUERY );
+    ::Graphic aGraphic( *::unographic::Graphic::getImplementation( xIFace ) );
+
+    BitmapEx    aBitmapEx( aGraphic.GetBitmapEx() );
+    Bitmap      aBitmap( aBitmapEx.GetBitmap() );
+    BmpFilterParam aFilter( (sal_uLong) nColorOne, (sal_uLong) nColorTwo );
+    aBitmap.Filter( BMP_FILTER_DUOTONE, &aFilter );
+    aGraphic = ::Graphic( BitmapEx( aBitmap ) );
+
+    ::unographic::Graphic* pUnoGraphic = new ::unographic::Graphic();
+    pUnoGraphic->init( aGraphic );
+    uno::Reference< graphic::XGraphic > xRet( pUnoGraphic );
+    return xRet;
+}
+
 }
 
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