diff --git a/drawinglayer/source/primitive2d/backgroundcolorprimitive2d.cxx b/drawinglayer/source/primitive2d/backgroundcolorprimitive2d.cxx index 8f68d9e73ba3..5fbb5dd06e2a 100644 --- a/drawinglayer/source/primitive2d/backgroundcolorprimitive2d.cxx +++ b/drawinglayer/source/primitive2d/backgroundcolorprimitive2d.cxx @@ -21,6 +21,7 @@ #include #include #include +#include #include #include @@ -32,11 +33,29 @@ namespace drawinglayer::primitive2d { void BackgroundColorPrimitive2D::create2DDecomposition(Primitive2DContainer& rContainer, const geometry::ViewInformation2D& rViewInformation) const { - if(!rViewInformation.getViewport().isEmpty()) + // transparency invalid or completely transparent, done + if(getTransparency() < 0.0 || getTransparency() >= 1.0) + return; + + // no viewport, not visible, done + if(rViewInformation.getViewport().isEmpty()) + return; + + // create decompose geometry + const basegfx::B2DPolygon aOutline(basegfx::utils::createPolygonFromRect(rViewInformation.getViewport())); + Primitive2DReference aDecompose(new PolyPolygonColorPrimitive2D(basegfx::B2DPolyPolygon(aOutline), getBColor())); + + if(getTransparency() != 0.0) { - const basegfx::B2DPolygon aOutline(basegfx::utils::createPolygonFromRect(rViewInformation.getViewport())); - rContainer.push_back(new PolyPolygonColorPrimitive2D(basegfx::B2DPolyPolygon(aOutline), getBColor())); + // if used, embed decompose geometry to unified transparency + Primitive2DContainer aContent { aDecompose }; + aDecompose = Primitive2DReference( + new UnifiedTransparencePrimitive2D( + std::move(aContent), + getTransparency())); } + + rContainer.push_back(aDecompose); } BackgroundColorPrimitive2D::BackgroundColorPrimitive2D(