office-gobmx/canvas/source/vcl/spritedevicehelper.cxx
2011-11-27 12:57:22 -06:00

159 lines
5 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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#include <canvas/debug.hxx>
#include <canvas/canvastools.hxx>
#include <toolkit/helper/vclunohelper.hxx>
#include <vcl/canvastools.hxx>
#include <basegfx/tools/canvastools.hxx>
#include "spritedevicehelper.hxx"
#include "spritecanvas.hxx"
#include "spritecanvashelper.hxx"
#include "canvasbitmap.hxx"
using namespace ::com::sun::star;
namespace vclcanvas
{
SpriteDeviceHelper::SpriteDeviceHelper() :
mpBackBuffer()
{
}
void SpriteDeviceHelper::init( const OutDevProviderSharedPtr& pOutDev )
{
DeviceHelper::init(pOutDev);
// setup back buffer
OutputDevice& rOutDev( pOutDev->getOutDev() );
mpBackBuffer.reset( new BackBuffer( rOutDev ));
mpBackBuffer->setSize( rOutDev.GetOutputSizePixel() );
// #i95645#
#if defined( QUARTZ )
// use AA on VCLCanvas for Mac
mpBackBuffer->getOutDev().SetAntialiasing( ANTIALIASING_ENABLE_B2DDRAW | mpBackBuffer->getOutDev().GetAntialiasing() );
#else
// switch off AA for WIN32 and UNIX, the VCLCanvas does not look good with it and
// is not required to do AA. It would need to be adapted to use it correctly
// (especially gradient painting). This will need extra work.
mpBackBuffer->getOutDev().SetAntialiasing(mpBackBuffer->getOutDev().GetAntialiasing() & ~ANTIALIASING_ENABLE_B2DDRAW);
#endif
}
::sal_Int32 SpriteDeviceHelper::createBuffers( ::sal_Int32 nBuffers )
{
(void)nBuffers;
// TODO(F3): implement XBufferStrategy interface. For now, we
// _always_ will have exactly one backbuffer
return 1;
}
void SpriteDeviceHelper::destroyBuffers()
{
// TODO(F3): implement XBufferStrategy interface. For now, we
// _always_ will have exactly one backbuffer
}
::sal_Bool SpriteDeviceHelper::showBuffer( bool, ::sal_Bool )
{
OSL_FAIL("Not supposed to be called, handled by SpriteCanvas");
return sal_False;
}
::sal_Bool SpriteDeviceHelper::switchBuffer( bool, ::sal_Bool )
{
OSL_FAIL("Not supposed to be called, handled by SpriteCanvas");
return sal_False;
}
void SpriteDeviceHelper::disposing()
{
// release all references
mpBackBuffer.reset();
DeviceHelper::disposing();
}
uno::Any SpriteDeviceHelper::isAccelerated() const
{
return DeviceHelper::isAccelerated();
}
uno::Any SpriteDeviceHelper::getDeviceHandle() const
{
return DeviceHelper::getDeviceHandle();
}
uno::Any SpriteDeviceHelper::getSurfaceHandle() const
{
if( !mpBackBuffer )
return uno::Any();
return uno::makeAny(
reinterpret_cast< sal_Int64 >(&mpBackBuffer->getOutDev()) );
}
void SpriteDeviceHelper::notifySizeUpdate( const awt::Rectangle& rBounds )
{
if( mpBackBuffer )
mpBackBuffer->setSize( ::Size(rBounds.Width,
rBounds.Height) );
}
void SpriteDeviceHelper::dumpScreenContent() const
{
DeviceHelper::dumpScreenContent();
static sal_uInt32 nFilePostfixCount(0);
if( mpBackBuffer )
{
String aFilename( String::CreateFromAscii("dbg_backbuffer") );
aFilename += String::CreateFromInt32(nFilePostfixCount);
aFilename += String::CreateFromAscii(".bmp");
SvFileStream aStream( aFilename, STREAM_STD_READWRITE );
const ::Point aEmptyPoint;
mpBackBuffer->getOutDev().EnableMapMode( sal_False );
aStream << mpBackBuffer->getOutDev().GetBitmap(aEmptyPoint,
mpBackBuffer->getOutDev().GetOutputSizePixel());
}
++nFilePostfixCount;
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */