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, 151 insertions, 0 deletions

diff --git a/canvas/source/cairo/cairo_canvascustomsprite.cxx b/canvas/source/cairo/cairo_canvascustomsprite.cxx
new file mode 100644
index 000000000..b88507178
--- /dev/null
+++ b/canvas/source/cairo/cairo_canvascustomsprite.cxx
@@ -0,0 +1,151 @@
+/* -*- 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 <sal/config.h>
+#include <sal/log.hxx>
+
+#include <basegfx/point/b2dpoint.hxx>
+#include <cppuhelper/supportsservice.hxx>
+#include <tools/diagnose_ex.h>
+
+#include <canvas/canvastools.hxx>
+#include <cairo.h>
+
+#include "cairo_canvascustomsprite.hxx"
+#include "cairo_spritecanvas.hxx"
+
+
+using namespace ::cairo;
+using namespace ::com::sun::star;
+
+namespace cairocanvas
+{
+    CanvasCustomSprite::CanvasCustomSprite( const css::geometry::RealSize2D&   rSpriteSize,
+                                            const SpriteCanvasRef&                          rRefDevice ) :
+        mpSpriteCanvas( rRefDevice ),
+        maSize( ::canvas::tools::roundUp( rSpriteSize.Width ),
+                ::canvas::tools::roundUp( rSpriteSize.Height ) )
+    {
+        ENSURE_OR_THROW( rRefDevice,
+                          "CanvasCustomSprite::CanvasCustomSprite(): Invalid sprite canvas" );
+
+        SAL_INFO( "canvas.cairo", "sprite size: " << ::canvas::tools::roundUp( rSpriteSize.Width ) << ", " << ::canvas::tools::roundUp( rSpriteSize.Height ));
+
+        mpBufferSurface = mpSpriteCanvas->createSurface( maSize, CAIRO_CONTENT_COLOR_ALPHA );
+
+        maCanvasHelper.init( maSize,
+                             *rRefDevice,
+                             rRefDevice.get() );
+        maCanvasHelper.setSurface( mpBufferSurface, true );
+
+        maSpriteHelper.init( rSpriteSize,
+                             rRefDevice );
+        maSpriteHelper.setSurface( mpBufferSurface );
+
+        // clear sprite to 100% transparent
+        maCanvasHelper.clear();
+    }
+
+    void CanvasCustomSprite::disposeThis()
+    {
+        ::osl::MutexGuard aGuard( m_aMutex );
+
+        mpSpriteCanvas.clear();
+        mpBufferSurface.reset();
+
+        // forward to parent
+        CanvasCustomSpriteBaseT::disposeThis();
+    }
+
+    void CanvasCustomSprite::redraw( const CairoSharedPtr& pCairo,
+                                     bool                  bBufferedUpdate ) const
+    {
+        ::osl::MutexGuard aGuard( m_aMutex );
+
+        redraw( pCairo, maSpriteHelper.getPosPixel(), bBufferedUpdate );
+    }
+
+    void CanvasCustomSprite::redraw( const CairoSharedPtr&      pCairo,
+                                     const ::basegfx::B2DPoint& rOrigOutputPos,
+                                     bool                       bBufferedUpdate ) const
+    {
+        ::osl::MutexGuard aGuard( m_aMutex );
+
+        maSpriteHelper.redraw( pCairo,
+                               rOrigOutputPos,
+                               mbSurfaceDirty,
+                               bBufferedUpdate );
+
+        mbSurfaceDirty = false;
+    }
+
+    bool CanvasCustomSprite::repaint( const SurfaceSharedPtr&       pSurface,
+                                      const rendering::ViewState&   viewState,
+                                      const rendering::RenderState& renderState )
+    {
+        return maCanvasHelper.repaint( pSurface, viewState, renderState );
+    }
+
+    SurfaceSharedPtr CanvasCustomSprite::getSurface()
+    {
+        return mpBufferSurface;
+    }
+
+    SurfaceSharedPtr CanvasCustomSprite::createSurface( const ::basegfx::B2ISize& rSize, int aContent )
+    {
+        return mpSpriteCanvas->createSurface(rSize,aContent);
+    }
+
+    SurfaceSharedPtr CanvasCustomSprite::createSurface( ::Bitmap& rBitmap )
+    {
+        return mpSpriteCanvas->createSurface(rBitmap);
+    }
+
+    SurfaceSharedPtr CanvasCustomSprite::changeSurface()
+    {
+        SAL_INFO( "canvas.cairo", "replacing sprite background surface");
+
+        mpBufferSurface = mpSpriteCanvas->createSurface( maSize, CAIRO_CONTENT_COLOR );
+        maSpriteHelper.setSurface( mpBufferSurface );
+
+        return mpBufferSurface;
+    }
+
+    OutputDevice* CanvasCustomSprite::getOutputDevice()
+    {
+        return mpSpriteCanvas->getOutputDevice();
+    }
+
+    OUString SAL_CALL CanvasCustomSprite::getImplementationName()
+    {
+        return "CairoCanvas.CanvasCustomSprite";
+    }
+
+    sal_Bool SAL_CALL CanvasCustomSprite::supportsService( const OUString& ServiceName )
+    {
+        return cppu::supportsService( this, ServiceName );
+    }
+
+    uno::Sequence< OUString > SAL_CALL CanvasCustomSprite::getSupportedServiceNames()
+    {
+        return { "com.sun.star.rendering.CanvasCustomSprite" };
+    }
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */