332 lines
11 KiB
C++
332 lines
11 KiB
C++
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/*************************************************************************
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: cairo_spritecanvas.cxx,v $
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*
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* $Revision: 1.2 $
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*
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* last change: $Author: kz $ $Date: 2006-02-28 10:38:09 $
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*
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* The Contents of this file are made available subject to
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* the terms of GNU Lesser General Public License Version 2.1.
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*
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2005 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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************************************************************************/
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#include <canvas/debug.hxx>
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#include <canvas/verbosetrace.hxx>
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#include <canvas/canvastools.hxx>
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#include <osl/mutex.hxx>
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#include <com/sun/star/registry/XRegistryKey.hpp>
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#include <com/sun/star/lang/XSingleServiceFactory.hpp>
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#include <com/sun/star/uno/XComponentContext.hpp>
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#include <cppuhelper/factory.hxx>
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#include <cppuhelper/implementationentry.hxx>
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#include <basegfx/matrix/b2dhommatrix.hxx>
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#include <basegfx/point/b2dpoint.hxx>
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#include <basegfx/tools/canvastools.hxx>
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#include <basegfx/numeric/ftools.hxx>
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#include "cairo_spritecanvas.hxx"
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using namespace ::cairo;
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using namespace ::com::sun::star;
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#define IMPLEMENTATION_NAME "CairoCanvas::SpriteCanvas"
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#define SERVICE_NAME "com.sun.star.rendering.CairoCanvas"
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namespace
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{
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static ::rtl::OUString SAL_CALL getImplementationName_SpriteCanvas()
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{
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return ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( IMPLEMENTATION_NAME ) );
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}
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static uno::Sequence< ::rtl::OUString > SAL_CALL getSupportedServiceNames_SpriteCanvas()
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{
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uno::Sequence< ::rtl::OUString > aRet(1);
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aRet[0] = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM ( SERVICE_NAME ) );
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return aRet;
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}
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}
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namespace cairocanvas
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{
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SpriteCanvas::SpriteCanvas( const uno::Reference< uno::XComponentContext >& rxContext ) :
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mxComponentContext( rxContext ),
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mpBackgroundCairo( NULL ),
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mpBackgroundSurface( NULL )
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{
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OSL_TRACE("SpriteCanvas created %p\n", this);
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}
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void SAL_CALL SpriteCanvas::disposing()
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{
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::osl::MutexGuard aGuard( m_aMutex );
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mxComponentContext.clear();
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if( mpBackgroundCairo ) {
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cairo_destroy( mpBackgroundCairo );
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mpBackgroundCairo = NULL;
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}
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if( mpBackgroundSurface ) {
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mpBackgroundSurface->Unref();
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mpBackgroundSurface = NULL;
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}
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// forward to parent
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SpriteCanvasBaseT::disposing();
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}
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::sal_Bool SAL_CALL SpriteCanvas::showBuffer( ::sal_Bool bUpdateAll ) throw (uno::RuntimeException)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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// avoid repaints on hidden window (hidden: not mapped to
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// screen). Return failure, since the screen really has _not_
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// been updated (caller should try again later)
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return !mbIsVisible ? false : SpriteCanvasBaseT::showBuffer( bUpdateAll );
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}
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::sal_Bool SAL_CALL SpriteCanvas::switchBuffer( ::sal_Bool bUpdateAll ) throw (uno::RuntimeException)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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// avoid repaints on hidden window (hidden: not mapped to
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// screen). Return failure, since the screen really has _not_
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// been updated (caller should try again later)
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return !mbIsVisible ? false : SpriteCanvasBaseT::switchBuffer( bUpdateAll );
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}
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sal_Bool SAL_CALL SpriteCanvas::updateScreen( sal_Bool bUpdateAll ) throw (uno::RuntimeException)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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// avoid repaints on hidden window (hidden: not mapped to
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// screen). Return failure, since the screen really has _not_
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// been updated (caller should try again later)
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return !mbIsVisible ? false : maCanvasHelper.updateScreen(
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::basegfx::unotools::b2IRectangleFromAwtRectangle(maBounds),
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bUpdateAll,
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mbSurfaceDirty );
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// avoid repaints on hidden window (hidden: not mapped to
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// screen). Return failure, since the screen really has _not_
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// been updated (caller should try again later)
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return !mbIsVisible ? false : SpriteCanvasBaseT::updateScreen( bUpdateAll );
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}
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void SAL_CALL SpriteCanvas::initialize( const uno::Sequence< uno::Any >& aArguments ) throw( uno::Exception,
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uno::RuntimeException)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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OSL_TRACE( "SpriteCanvas::initialize called" );
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VERBOSE_TRACE( "SpriteCanvas::initialize called" );
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// At index 1, we expect a system window handle here,
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// containing a pointer to a valid window, on which to output
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// At index 2, we expect the current window bound rect
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CHECK_AND_THROW( aArguments.getLength() >= 4 &&
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aArguments[1].getValueTypeClass() == uno::TypeClass_LONG,
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"SpriteCanvas::initialize: wrong number of arguments, or wrong types" );
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awt::Rectangle aRect;
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aArguments[2] >>= aRect;
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// const ::basegfx::B2ISize aSize(aRect.Width,
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// aRect.Height);
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sal_Bool bIsFullscreen( sal_False );
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aArguments[3] >>= bIsFullscreen;
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// TODO(Q2): This now works for Solaris, but still warns for gcc
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Window* pOutputWindow = (Window*) *reinterpret_cast<const sal_Int64*>(aArguments[0].getValue());
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Size aPixelSize( pOutputWindow->GetOutputSizePixel() );
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const ::basegfx::B2ISize aSize( aPixelSize.Width(),
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aPixelSize.Height() );
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CHECK_AND_THROW( pOutputWindow != NULL,
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"SpriteCanvas::initialize: invalid Window pointer" );
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// setup helper
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maDeviceHelper.init( *pOutputWindow,
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*this,
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aSize,
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bIsFullscreen );
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maCanvasHelper.init( maRedrawManager,
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*this,
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aSize );
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}
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::rtl::OUString SAL_CALL SpriteCanvas::getImplementationName() throw( uno::RuntimeException )
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{
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return getImplementationName_SpriteCanvas();
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}
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sal_Bool SAL_CALL SpriteCanvas::supportsService( const ::rtl::OUString& ServiceName ) throw( uno::RuntimeException )
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{
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return ServiceName.equalsAsciiL( RTL_CONSTASCII_STRINGPARAM ( SERVICE_NAME ) );
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}
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uno::Sequence< ::rtl::OUString > SAL_CALL SpriteCanvas::getSupportedServiceNames() throw( uno::RuntimeException )
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{
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return getSupportedServiceNames_SpriteCanvas();
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}
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::rtl::OUString SAL_CALL SpriteCanvas::getServiceName( ) throw (uno::RuntimeException)
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{
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return ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( SERVICE_NAME ) );
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}
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uno::Reference< uno::XInterface > SAL_CALL SpriteCanvas::createInstance( const uno::Reference< uno::XComponentContext >& xContext ) throw ( uno::Exception )
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{
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return uno::Reference< uno::XInterface >( static_cast<cppu::OWeakObject*>( new SpriteCanvas( xContext ) ) );
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}
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Surface* SpriteCanvas::getSurface( const ::basegfx::B2ISize& rSize, Content aContent )
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{
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return maDeviceHelper.getSurface( rSize, aContent );
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}
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Surface* SpriteCanvas::getSurface( Content aContent )
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{
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return maDeviceHelper.getSurface( aContent );
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}
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Surface* SpriteCanvas::getSurface( Bitmap& rBitmap )
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{
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Surface *pSurface = NULL;
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BitmapSystemData aData;
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if( rBitmap.GetSystemData( aData ) ) {
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const Size& rSize = rBitmap.GetSizePixel();
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pSurface = maDeviceHelper.getSurface( aData, rSize );
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}
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return pSurface;
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}
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Surface* SpriteCanvas::getBufferSurface()
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{
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return maDeviceHelper.getBufferSurface();
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}
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Surface* SpriteCanvas::getWindowSurface()
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{
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return maDeviceHelper.getWindowSurface();
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}
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Surface* SpriteCanvas::getBackgroundSurface()
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{
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return mpBackgroundSurface;
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}
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const ::basegfx::B2ISize& SpriteCanvas::getSizePixel()
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{
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return maDeviceHelper.getSizePixel();
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}
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void SpriteCanvas::setSizePixel( const ::basegfx::B2ISize& rSize )
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{
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if( mpBackgroundSurface )
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{
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mpBackgroundSurface->Unref();
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}
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mpBackgroundSurface = maDeviceHelper.getSurface( CAIRO_CONTENT_COLOR );
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if( mpBackgroundCairo )
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{
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cairo_destroy( mpBackgroundCairo );
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}
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mpBackgroundCairo = mpBackgroundSurface->getCairo();
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maCanvasHelper.setSurface( mpBackgroundSurface, false );
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}
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void SpriteCanvas::flush()
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{
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maDeviceHelper.flush();
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}
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bool SpriteCanvas::repaint( Surface* pSurface,
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const rendering::ViewState& viewState,
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const rendering::RenderState& renderState )
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{
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return maCanvasHelper.repaint( pSurface, viewState, renderState );
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}
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}
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namespace
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{
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/* shared lib exports implemented with helpers */
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static struct ::cppu::ImplementationEntry s_component_entries [] =
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{
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{
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cairocanvas::SpriteCanvas::createInstance, getImplementationName_SpriteCanvas,
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getSupportedServiceNames_SpriteCanvas, ::cppu::createSingleComponentFactory,
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0, 0
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},
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{ 0, 0, 0, 0, 0, 0 }
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};
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}
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/* Exported UNO methods for registration and object creation.
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==========================================================
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*/
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extern "C"
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{
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void SAL_CALL component_getImplementationEnvironment( const sal_Char** ppEnvTypeName,
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uno_Environment** ppEnv )
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{
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*ppEnvTypeName = CPPU_CURRENT_LANGUAGE_BINDING_NAME;
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}
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sal_Bool SAL_CALL component_writeInfo( lang::XMultiServiceFactory* xMgr,
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registry::XRegistryKey* xRegistry )
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{
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return ::cppu::component_writeInfoHelper(
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xMgr, xRegistry, s_component_entries );
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}
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void * SAL_CALL component_getFactory( sal_Char const* implName,
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lang::XMultiServiceFactory* xMgr,
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registry::XRegistryKey* xRegistry )
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{
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return ::cppu::component_getFactoryHelper(
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implName, xMgr, xRegistry, s_component_entries );
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}
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}
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