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Diffstat (limited to 'canvas/source/cairo/cairo_canvascustomsprite.cxx')
-rw-r--r--canvas/source/cairo/cairo_canvascustomsprite.cxx151
1 files changed, 151 insertions, 0 deletions
diff --git a/canvas/source/cairo/cairo_canvascustomsprite.cxx b/canvas/source/cairo/cairo_canvascustomsprite.cxx
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+/* -*- 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: */