INTEGRATION: CWS cairocanvas (1.1.2); FILE ADDED

2006/01/11 12:29:01 radekdoulik 1.1.2.6: Issue number:  #51657
Submitted by:  radekdoulik
Reviewed by:   radekdoulik
optimizes resizes and adds fallback to rgb surfaces for fully opaque bitmap
draws on sprites
2005/12/14 15:38:04 radekdoulik 1.1.2.5: Issue number:  #51657
Submitted by:  radekdoulik
Reviewed by:   radekdoulik
use vcl to draw text to virtual device created from our pixmaps
2005/11/11 15:14:00 thb 1.1.2.4: #i10000# Fixed build issues (sprite.hxx was missing, took available cairoo_sprite.hxx instead)
2005/11/08 21:23:01 radekdoulik 1.1.2.3: Issue number:  #51657
Submitted by:  radekdoulik
Reviewed by:   radekdoulik
updated cairo canvas to be usable by canvas02
2005/09/14 10:50:56 radekdoulik 1.1.2.2: Issue number: #51657
Submitted by: radekdoulik
Reviewed by: radekdoulik
Sync code in ooo-build with cairo canvas cws
2005/07/07 07:57:56 radekdoulik 1.1.2.1: Issue number:  51657
Submitted by:  radekdoulik
Reviewed by:   radekdoulik
initial import of cairo canvas code

1 files changed, 159 insertions, 0 deletions

diff --git a/canvas/source/cairo/cairo_canvascustomsprite.cxx b/canvas/source/cairo/cairo_canvascustomsprite.cxx
new file mode 100644
index 000000000000..13f35808e403
--- /dev/null
+++ b/canvas/source/cairo/cairo_canvascustomsprite.cxx
@@ -0,0 +1,159 @@
+/*************************************************************************
+ *
+ *  OpenOffice.org - a multi-platform office productivity suite
+ *
+ *  $RCSfile: cairo_canvascustomsprite.cxx,v $
+ *
+ *  $Revision: 1.2 $
+ *
+ *  last change: $Author: kz $ $Date: 2006-02-28 10:33:59 $
+ *
+ *  The Contents of this file are made available subject to
+ *  the terms of GNU Lesser General Public License Version 2.1.
+ *
+ *
+ *    GNU Lesser General Public License Version 2.1
+ *    =============================================
+ *    Copyright 2005 by Sun Microsystems, Inc.
+ *    901 San Antonio Road, Palo Alto, CA 94303, USA
+ *
+ *    This library is free software; you can redistribute it and/or
+ *    modify it under the terms of the GNU Lesser General Public
+ *    License version 2.1, as published by the Free Software Foundation.
+ *
+ *    This library is distributed in the hope that it will be useful,
+ *    but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ *    Lesser General Public License for more details.
+ *
+ *    You should have received a copy of the GNU Lesser General Public
+ *    License along with this library; if not, write to the Free Software
+ *    Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ *    MA  02111-1307  USA
+ *
+ ************************************************************************/
+
+#include <canvas/debug.hxx>
+#include <canvas/verbosetrace.hxx>
+
+#include <rtl/logfile.hxx>
+#include <rtl/math.hxx>
+
+#include <canvas/canvastools.hxx>
+
+#include <basegfx/matrix/b2dhommatrix.hxx>
+#include <basegfx/point/b2dpoint.hxx>
+
+#include "cairo_canvascustomsprite.hxx"
+#include "cairo_spritecanvas.hxx"
+
+
+using namespace ::cairo;
+using namespace ::com::sun::star;
+
+namespace cairocanvas
+{
+    CanvasCustomSprite::CanvasCustomSprite( const ::com::sun::star::geometry::RealSize2D&   rSpriteSize,
+                                            const SpriteCanvasRef&                          rRefDevice ) :
+        mpSpriteCanvas( rRefDevice ),
+        maSize( ::canvas::tools::roundUp( rSpriteSize.Width ),
+                ::canvas::tools::roundUp( rSpriteSize.Height ) )
+    {
+        ENSURE_AND_THROW( rRefDevice.get(),
+                          "CanvasCustomSprite::CanvasCustomSprite(): Invalid sprite canvas" );
+
+        //mpBufferSurface = mpSpriteCanvas->getSurface( aSize, CAIRO_CONTENT_COLOR );
+        mpBufferSurface = mpSpriteCanvas->getSurface( maSize );
+
+        maCanvasHelper.init( maSize, *rRefDevice.get() );
+        maCanvasHelper.setSurface( mpBufferSurface, true, this );
+
+        maSpriteHelper.init( rSpriteSize,
+                             rRefDevice );
+        maSpriteHelper.setSurface( mpBufferSurface );
+    }
+
+    ::cairo::Surface* CanvasCustomSprite::changeSurface( bool bHasAlpha, bool bCopyContent )
+    {
+        if( !bHasAlpha && !bCopyContent )
+        {
+            OSL_TRACE("replacing sprite background surface");
+
+            if( mpBufferSurface )
+                mpBufferSurface->Unref();
+            mpBufferSurface = mpSpriteCanvas->getSurface( maSize, CAIRO_CONTENT_COLOR );
+
+            maSpriteHelper.setSurface( mpBufferSurface );
+
+            return mpBufferSurface;
+        }
+
+        return NULL;
+    }
+
+    void SAL_CALL CanvasCustomSprite::disposing()
+    {
+        ::osl::MutexGuard aGuard( m_aMutex );
+
+        mpSpriteCanvas.clear();
+
+        if( mpBufferSurface )
+        {
+            mpBufferSurface->Unref();
+            mpBufferSurface = NULL;
+        }
+
+        // forward to parent
+        CanvasCustomSpriteBaseT::disposing();
+    }
+
+    void CanvasCustomSprite::redraw( Cairo* pCairo,
+                                     bool bBufferedUpdate ) const
+    {
+        ::osl::MutexGuard aGuard( m_aMutex );
+
+        redraw( pCairo, maSpriteHelper.getPosPixel(), bBufferedUpdate );
+    }
+
+    void CanvasCustomSprite::redraw( Cairo* pCairo,
+                                     const ::basegfx::B2DPoint& rOrigOutputPos,
+                                     bool bBufferedUpdate ) const
+    {
+        ::osl::MutexGuard aGuard( m_aMutex );
+
+        maSpriteHelper.redraw( pCairo,
+                               rOrigOutputPos,
+                               mbSurfaceDirty,
+                               bBufferedUpdate );
+
+        mbSurfaceDirty = false;
+    }
+
+    bool CanvasCustomSprite::repaint( Surface* pSurface,
+                      const rendering::ViewState&   viewState,
+                      const rendering::RenderState& renderState )
+    {
+    return maCanvasHelper.repaint( pSurface, viewState, renderState );
+    }
+
+#define IMPLEMENTATION_NAME "CairoCanvas.CanvasCustomSprite"
+#define SERVICE_NAME "com.sun.star.rendering.CanvasCustomSprite"
+
+    ::rtl::OUString SAL_CALL CanvasCustomSprite::getImplementationName() throw( uno::RuntimeException )
+    {
+        return ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( IMPLEMENTATION_NAME ) );
+    }
+
+    sal_Bool SAL_CALL CanvasCustomSprite::supportsService( const ::rtl::OUString& ServiceName ) throw( uno::RuntimeException )
+    {
+        return ServiceName.equalsAsciiL( RTL_CONSTASCII_STRINGPARAM ( SERVICE_NAME ) );
+    }
+
+    uno::Sequence< ::rtl::OUString > SAL_CALL CanvasCustomSprite::getSupportedServiceNames()  throw( uno::RuntimeException )
+    {
+        uno::Sequence< ::rtl::OUString > aRet(1);
+        aRet[0] = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM ( SERVICE_NAME ) );
+
+        return aRet;
+    }
+}