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Diffstat (limited to 'cppcanvas/source/wrapper/implbitmap.cxx')
-rw-r--r-- | cppcanvas/source/wrapper/implbitmap.cxx | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/cppcanvas/source/wrapper/implbitmap.cxx b/cppcanvas/source/wrapper/implbitmap.cxx new file mode 100644 index 000000000..4b46ecb65 --- /dev/null +++ b/cppcanvas/source/wrapper/implbitmap.cxx @@ -0,0 +1,107 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ + + +#include "implbitmap.hxx" +#include "implbitmapcanvas.hxx" + +#include <osl/diagnose.h> + + +using namespace ::com::sun::star; + +namespace cppcanvas::internal +{ + + ImplBitmap::ImplBitmap( const CanvasSharedPtr& rParentCanvas, + const uno::Reference< rendering::XBitmap >& rBitmap ) : + CanvasGraphicHelper( rParentCanvas ), + mxBitmap( rBitmap ) + { + OSL_ENSURE( mxBitmap.is(), "ImplBitmap::ImplBitmap: no valid bitmap" ); + + uno::Reference< rendering::XBitmapCanvas > xBitmapCanvas( rBitmap, + uno::UNO_QUERY ); + if( xBitmapCanvas.is() ) + mpBitmapCanvas = std::make_shared<ImplBitmapCanvas>( + uno::Reference< rendering::XBitmapCanvas >(rBitmap, + uno::UNO_QUERY) ); + } + + ImplBitmap::~ImplBitmap() + { + } + + bool ImplBitmap::draw() const + { + CanvasSharedPtr pCanvas( getCanvas() ); + + OSL_ENSURE( pCanvas && pCanvas->getUNOCanvas().is(), + "ImplBitmap::draw: invalid canvas" ); + + if( !pCanvas || + !pCanvas->getUNOCanvas().is() ) + { + return false; + } + + // TODO(P1): implement caching + pCanvas->getUNOCanvas()->drawBitmap( mxBitmap, + pCanvas->getViewState(), + getRenderState() ); + + return true; + } + + void ImplBitmap::drawAlphaModulated( double nAlphaModulation ) const + { + CanvasSharedPtr pCanvas( getCanvas() ); + + OSL_ENSURE( pCanvas && pCanvas->getUNOCanvas().is(), + "ImplBitmap::drawAlphaModulated(): invalid canvas" ); + + if( !pCanvas || + !pCanvas->getUNOCanvas().is() ) + { + return; + } + + rendering::RenderState aLocalState( getRenderState() ); + uno::Sequence<rendering::ARGBColor> aCol { { nAlphaModulation, 1.0, 1.0, 1.0 } }; + aLocalState.DeviceColor = + pCanvas->getUNOCanvas()->getDevice()->getDeviceColorSpace()->convertFromARGB(aCol); + + // TODO(P1): implement caching + pCanvas->getUNOCanvas()->drawBitmapModulated( mxBitmap, + pCanvas->getViewState(), + aLocalState ); + } + + BitmapCanvasSharedPtr ImplBitmap::getBitmapCanvas() const + { + return mpBitmapCanvas; + } + + uno::Reference< rendering::XBitmap > ImplBitmap::getUNOBitmap() const + { + return mxBitmap; + } +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |