Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 217 insertions, 0 deletions

diff --git a/cppcanvas/source/mtfrenderer/bitmapaction.cxx b/cppcanvas/source/mtfrenderer/bitmapaction.cxx
new file mode 100644
index 000000000..24e1f46fa
--- /dev/null
+++ b/cppcanvas/source/mtfrenderer/bitmapaction.cxx
@@ -0,0 +1,217 @@
+/* -*- 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 <com/sun/star/rendering/XBitmap.hpp>
+#include <com/sun/star/rendering/XCanvas.hpp>
+#include <com/sun/star/rendering/XCachedPrimitive.hpp>
+#include <vcl/bitmapex.hxx>
+#include <tools/gen.hxx>
+#include <vcl/canvastools.hxx>
+#include <canvas/canvastools.hxx>
+#include <basegfx/matrix/b2dhommatrix.hxx>
+#include <basegfx/point/b2dpoint.hxx>
+#include <basegfx/range/b2drange.hxx>
+#include <sal/log.hxx>
+#include "cachedprimitivebase.hxx"
+#include "bitmapaction.hxx"
+#include <outdevstate.hxx>
+#include "mtftools.hxx"
+#include <basegfx/matrix/b2dhommatrixtools.hxx>
+
+
+using namespace ::com::sun::star;
+
+namespace cppcanvas::internal
+{
+        namespace
+        {
+
+            class BitmapAction : public CachedPrimitiveBase
+            {
+            public:
+                BitmapAction( const ::BitmapEx&,
+                              const ::basegfx::B2DPoint& rDstPoint,
+                              const CanvasSharedPtr&,
+                              const OutDevState& );
+                BitmapAction( const ::BitmapEx&,
+                              const ::basegfx::B2DPoint&  rDstPoint,
+                              const ::basegfx::B2DVector& rDstSize,
+                              const CanvasSharedPtr&,
+                              const OutDevState& );
+
+                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:
+                using Action::render;
+                virtual bool renderPrimitive( uno::Reference< rendering::XCachedPrimitive >& rCachedPrimitive,
+                                              const ::basegfx::B2DHomMatrix&                 rTransformation ) const override;
+
+                uno::Reference< rendering::XBitmap >                    mxBitmap;
+                CanvasSharedPtr                                         mpCanvas;
+                rendering::RenderState                                  maState;
+            };
+
+
+            BitmapAction::BitmapAction( const ::BitmapEx&          rBmpEx,
+                                        const ::basegfx::B2DPoint& rDstPoint,
+                                        const CanvasSharedPtr&     rCanvas,
+                                        const OutDevState&         rState ) :
+                CachedPrimitiveBase( rCanvas, true ),
+                mxBitmap( vcl::unotools::xBitmapFromBitmapEx( rBmpEx ) ),
+                mpCanvas( rCanvas )
+            {
+                tools::initRenderState(maState,rState);
+
+                // Setup transformation such that the next render call is
+                // moved rPoint away.
+                const basegfx::B2DHomMatrix aLocalTransformation(basegfx::utils::createTranslateB2DHomMatrix(rDstPoint));
+                ::canvas::tools::appendToRenderState( maState,
+                                                      aLocalTransformation );
+
+                // correct clip (which is relative to original transform)
+                tools::modifyClip( maState,
+                                   rState,
+                                   rCanvas,
+                                   rDstPoint,
+                                   nullptr,
+                                   nullptr );
+            }
+
+            BitmapAction::BitmapAction( const ::BitmapEx&           rBmpEx,
+                                        const ::basegfx::B2DPoint&  rDstPoint,
+                                        const ::basegfx::B2DVector& rDstSize,
+                                        const CanvasSharedPtr&      rCanvas,
+                                        const OutDevState&          rState      ) :
+                CachedPrimitiveBase( rCanvas, true ),
+                mxBitmap( vcl::unotools::xBitmapFromBitmapEx( rBmpEx ) ),
+                mpCanvas( rCanvas )
+            {
+                tools::initRenderState(maState,rState);
+
+                // Setup transformation such that the next render call is
+                // moved rPoint away, and scaled according to the ratio
+                // given by src and dst size.
+                const ::Size aBmpSize( rBmpEx.GetSizePixel() );
+
+                const ::basegfx::B2DVector aScale( rDstSize.getX() / aBmpSize.Width(),
+                                                   rDstSize.getY() / aBmpSize.Height() );
+                const basegfx::B2DHomMatrix aLocalTransformation(basegfx::utils::createScaleTranslateB2DHomMatrix(
+                    aScale, rDstPoint));
+                ::canvas::tools::appendToRenderState( maState, aLocalTransformation );
+
+                // correct clip (which is relative to original transform)
+                tools::modifyClip( maState,
+                                   rState,
+                                   rCanvas,
+                                   rDstPoint,
+                                   &aScale,
+                                   nullptr );
+            }
+
+            bool BitmapAction::renderPrimitive( uno::Reference< rendering::XCachedPrimitive >& rCachedPrimitive,
+                                                const ::basegfx::B2DHomMatrix&                 rTransformation ) const
+            {
+                SAL_INFO( "cppcanvas.emf", "::cppcanvas::internal::BitmapAction::renderPrimitive()" );
+                SAL_INFO( "cppcanvas.emf", "::cppcanvas::internal::BitmapAction: 0x" << std::hex << this );
+
+                rendering::RenderState aLocalState( maState );
+                ::canvas::tools::prependToRenderState(aLocalState, rTransformation);
+
+                rCachedPrimitive = mpCanvas->getUNOCanvas()->drawBitmap( mxBitmap,
+                                                                         mpCanvas->getViewState(),
+                                                                         aLocalState );
+
+                return true;
+            }
+
+            bool BitmapAction::renderSubset( const ::basegfx::B2DHomMatrix&   rTransformation,
+                                             const Subset&                    rSubset ) const
+            {
+                // bitmap only contains a single action, fail if subset
+                // requests different range
+                if( rSubset.mnSubsetBegin != 0 ||
+                    rSubset.mnSubsetEnd != 1 )
+                    return false;
+
+                return CachedPrimitiveBase::render( rTransformation );
+            }
+
+            ::basegfx::B2DRange BitmapAction::getBounds( const ::basegfx::B2DHomMatrix& rTransformation ) const
+            {
+                rendering::RenderState aLocalState( maState );
+                ::canvas::tools::prependToRenderState(aLocalState, rTransformation);
+
+                const geometry::IntegerSize2D aSize( mxBitmap->getSize() );
+
+                return tools::calcDevicePixelBounds( ::basegfx::B2DRange( 0,0,
+                                                                          aSize.Width,
+                                                                          aSize.Height ),
+                                                     mpCanvas->getViewState(),
+                                                     aLocalState );
+            }
+
+            ::basegfx::B2DRange BitmapAction::getBounds( const ::basegfx::B2DHomMatrix& rTransformation,
+                                                         const Subset&                  rSubset ) const
+            {
+                // bitmap 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 BitmapAction::getActionCount() const
+            {
+                return 1;
+            }
+        }
+
+        std::shared_ptr<Action> BitmapActionFactory::createBitmapAction( const ::BitmapEx&          rBmpEx,
+                                                                 const ::basegfx::B2DPoint& rDstPoint,
+                                                                 const CanvasSharedPtr&     rCanvas,
+                                                                 const OutDevState&         rState )
+        {
+            return std::make_shared<BitmapAction>(rBmpEx, rDstPoint, rCanvas, rState );
+        }
+
+        std::shared_ptr<Action> BitmapActionFactory::createBitmapAction( const ::BitmapEx&           rBmpEx,
+                                                                 const ::basegfx::B2DPoint&  rDstPoint,
+                                                                 const ::basegfx::B2DVector& rDstSize,
+                                                                 const CanvasSharedPtr&      rCanvas,
+                                                                 const OutDevState&          rState )
+        {
+            return std::make_shared<BitmapAction>(rBmpEx,
+                                                  rDstPoint,
+                                                  rDstSize,
+                                                  rCanvas,
+                                                  rState );
+        }
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */