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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
commited5640d8b587fbcfed7dd7967f3de04b37a76f26 (patch)
tree7a5f7c6c9d02226d7471cb3cc8fbbf631b415303 /cppcanvas/source/tools
parentInitial commit. (diff)
downloadlibreoffice-upstream.tar.xz
libreoffice-upstream.zip
Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'cppcanvas/source/tools')
-rw-r--r--cppcanvas/source/tools/canvasgraphichelper.cxx87
-rw-r--r--cppcanvas/source/tools/tools.cxx48
2 files changed, 135 insertions, 0 deletions
diff --git a/cppcanvas/source/tools/canvasgraphichelper.cxx b/cppcanvas/source/tools/canvasgraphichelper.cxx
new file mode 100644
index 000000000..2bb6d976b
--- /dev/null
+++ b/cppcanvas/source/tools/canvasgraphichelper.cxx
@@ -0,0 +1,87 @@
+/* -*- 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 <canvasgraphichelper.hxx>
+
+#include <com/sun/star/rendering/XCanvas.hpp>
+
+#include <canvas/canvastools.hxx>
+#include <basegfx/utils/canvastools.hxx>
+#include <basegfx/matrix/b2dhommatrix.hxx>
+#include <utility>
+
+
+using namespace ::com::sun::star;
+
+/* Implementation of CanvasGraphicHelper class */
+
+namespace cppcanvas::internal
+{
+ CanvasGraphicHelper::CanvasGraphicHelper( CanvasSharedPtr xParentCanvas ) :
+ mpCanvas(std::move( xParentCanvas ))
+ {
+ OSL_ENSURE( mpCanvas && mpCanvas->getUNOCanvas().is(),
+ "CanvasGraphicHelper::CanvasGraphicHelper: no valid canvas" );
+
+ ::canvas::tools::initRenderState( maRenderState );
+ }
+
+ void CanvasGraphicHelper::setTransformation( const ::basegfx::B2DHomMatrix& rMatrix )
+ {
+ ::canvas::tools::setRenderStateTransform( maRenderState, rMatrix );
+ }
+
+ void CanvasGraphicHelper::setClip( const ::basegfx::B2DPolyPolygon& rClipPoly )
+ {
+ // TODO(T3): not thread-safe. B2DPolyPolygon employs copy-on-write
+ maClipPolyPolygon = rClipPoly;
+ maRenderState.Clip.clear();
+ }
+
+ void CanvasGraphicHelper::setClip()
+ {
+ maClipPolyPolygon.reset();
+ maRenderState.Clip.clear();
+ }
+
+ const rendering::RenderState& CanvasGraphicHelper::getRenderState() const
+ {
+ if( maClipPolyPolygon && !maRenderState.Clip.is() )
+ {
+ uno::Reference< rendering::XCanvas > xCanvas( mpCanvas->getUNOCanvas() );
+ if( !xCanvas.is() )
+ return maRenderState;
+
+ maRenderState.Clip = ::basegfx::unotools::xPolyPolygonFromB2DPolyPolygon(
+ xCanvas->getDevice(),
+ *maClipPolyPolygon );
+ }
+
+ return maRenderState;
+ }
+
+ void CanvasGraphicHelper::setCompositeOp( sal_Int8 aOp )
+ {
+ maRenderState.CompositeOperation = aOp;
+ }
+
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/cppcanvas/source/tools/tools.cxx b/cppcanvas/source/tools/tools.cxx
new file mode 100644
index 000000000..d6775ba94
--- /dev/null
+++ b/cppcanvas/source/tools/tools.cxx
@@ -0,0 +1,48 @@
+/* -*- 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 <tools.hxx>
+
+
+using namespace ::com::sun::star;
+
+namespace cppcanvas::tools
+{
+ uno::Sequence< double > intSRGBAToDoubleSequence( IntSRGBA aColor )
+ {
+ uno::Sequence< double > aRes{
+ getRed(aColor) / 255.0,
+ getGreen(aColor) / 255.0,
+ getBlue(aColor) / 255.0,
+ getAlpha(aColor) / 255.0
+ };
+ return aRes;
+ }
+
+ IntSRGBA doubleSequenceToIntSRGBA( const uno::Sequence< double >& rColor )
+ {
+ return makeColor( static_cast<sal_uInt8>( 255*rColor[0] + .5 ),
+ static_cast<sal_uInt8>( 255*rColor[1] + .5 ),
+ static_cast<sal_uInt8>( 255*rColor[2] + .5 ),
+ static_cast<sal_uInt8>( 255*rColor[3] + .5 ) );
+ }
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */