summaryrefslogtreecommitdiffstats
path: root/cppcanvas/source/mtfrenderer/lineaction.cxx
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--cppcanvas/source/mtfrenderer/lineaction.cxx154
1 files changed, 154 insertions, 0 deletions
diff --git a/cppcanvas/source/mtfrenderer/lineaction.cxx b/cppcanvas/source/mtfrenderer/lineaction.cxx
new file mode 100644
index 000000000..4bc55d929
--- /dev/null
+++ b/cppcanvas/source/mtfrenderer/lineaction.cxx
@@ -0,0 +1,154 @@
+/* -*- 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 "lineaction.hxx"
+#include <outdevstate.hxx>
+
+#include <com/sun/star/rendering/XCanvas.hpp>
+
+#include <basegfx/range/b2drange.hxx>
+#include <basegfx/point/b2dpoint.hxx>
+#include <basegfx/utils/canvastools.hxx>
+#include <canvas/canvastools.hxx>
+#include <sal/log.hxx>
+
+#include <cppcanvas/canvas.hxx>
+#include <utility>
+
+#include "mtftools.hxx"
+
+
+using namespace ::com::sun::star;
+
+namespace cppcanvas::internal
+{
+ namespace
+ {
+ class LineAction : public Action
+ {
+ public:
+ LineAction( const ::basegfx::B2DPoint&,
+ const ::basegfx::B2DPoint&,
+ CanvasSharedPtr,
+ const OutDevState& );
+
+ LineAction(const LineAction&) = delete;
+ const LineAction& operator=(const LineAction&) = delete;
+
+ virtual bool render( const ::basegfx::B2DHomMatrix& rTransformation ) const override;
+ virtual bool renderSubset( const ::basegfx::B2DHomMatrix& rTransformation,
+ const Subset& rSubset ) const override;
+
+ virtual ::basegfx::B2DRange getBounds( const ::basegfx::B2DHomMatrix& rTransformation ) const override;
+ virtual ::basegfx::B2DRange getBounds( const ::basegfx::B2DHomMatrix& rTransformation,
+ const Subset& rSubset ) const override;
+
+ virtual sal_Int32 getActionCount() const override;
+
+ private:
+ ::basegfx::B2DPoint maStartPoint;
+ ::basegfx::B2DPoint maEndPoint;
+ CanvasSharedPtr mpCanvas;
+ rendering::RenderState maState;
+ };
+
+ LineAction::LineAction( const ::basegfx::B2DPoint& rStartPoint,
+ const ::basegfx::B2DPoint& rEndPoint,
+ CanvasSharedPtr xCanvas,
+ const OutDevState& rState ) :
+ maStartPoint( rStartPoint ),
+ maEndPoint( rEndPoint ),
+ mpCanvas(std::move( xCanvas ))
+ {
+ tools::initRenderState(maState,rState);
+ maState.DeviceColor = rState.lineColor;
+ }
+
+ bool LineAction::render( const ::basegfx::B2DHomMatrix& rTransformation ) const
+ {
+ SAL_INFO( "cppcanvas.emf", "::cppcanvas::internal::LineAction::render()" );
+ SAL_INFO( "cppcanvas.emf", "::cppcanvas::internal::LineAction: 0x" << std::hex << this );
+
+ rendering::RenderState aLocalState( maState );
+ ::canvas::tools::prependToRenderState(aLocalState, rTransformation);
+
+ mpCanvas->getUNOCanvas()->drawLine( ::basegfx::unotools::point2DFromB2DPoint(maStartPoint),
+ ::basegfx::unotools::point2DFromB2DPoint(maEndPoint),
+ mpCanvas->getViewState(),
+ aLocalState );
+
+ return true;
+ }
+
+ bool LineAction::renderSubset( const ::basegfx::B2DHomMatrix& rTransformation,
+ const Subset& rSubset ) const
+ {
+ // line only contains a single action, fail if subset
+ // requests different range
+ if( rSubset.mnSubsetBegin != 0 ||
+ rSubset.mnSubsetEnd != 1 )
+ return false;
+
+ return render( rTransformation );
+ }
+
+ ::basegfx::B2DRange LineAction::getBounds( const ::basegfx::B2DHomMatrix& rTransformation ) const
+ {
+ rendering::RenderState aLocalState( maState );
+ ::canvas::tools::prependToRenderState(aLocalState, rTransformation);
+
+ return tools::calcDevicePixelBounds( ::basegfx::B2DRange( maStartPoint,
+ maEndPoint ),
+ mpCanvas->getViewState(),
+ aLocalState );
+ }
+
+ ::basegfx::B2DRange LineAction::getBounds( const ::basegfx::B2DHomMatrix& rTransformation,
+ const Subset& rSubset ) const
+ {
+ // line only contains a single action, empty bounds
+ // if subset requests different range
+ if( rSubset.mnSubsetBegin != 0 ||
+ rSubset.mnSubsetEnd != 1 )
+ return ::basegfx::B2DRange();
+
+ return getBounds( rTransformation );
+ }
+
+ sal_Int32 LineAction::getActionCount() const
+ {
+ return 1;
+ }
+ }
+
+ std::shared_ptr<Action> LineActionFactory::createLineAction( const ::basegfx::B2DPoint& rStartPoint,
+ const ::basegfx::B2DPoint& rEndPoint,
+ const CanvasSharedPtr& rCanvas,
+ const OutDevState& rState )
+ {
+ return std::make_shared<LineAction>( rStartPoint,
+ rEndPoint,
+ rCanvas,
+ rState);
+ }
+
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */