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

243 lines
8.1 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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#include <canvas/debug.hxx>
#include <tools/diagnose_ex.h>
#include <canvas/canvastools.hxx>
#include <rtl/instance.hxx>
#include <toolkit/helper/vclunohelper.hxx>
#include <vcl/canvastools.hxx>
#include <basegfx/tools/canvastools.hxx>
#include <basegfx/tools/unopolypolygon.hxx>
#include "devicehelper.hxx"
#include "spritecanvas.hxx"
#include "spritecanvashelper.hxx"
#include "canvasbitmap.hxx"
using namespace ::com::sun::star;
namespace vclcanvas
{
DeviceHelper::DeviceHelper() :
mpOutDev()
{}
void DeviceHelper::init( const OutDevProviderSharedPtr& rOutDev )
{
mpOutDev = rOutDev;
}
geometry::RealSize2D DeviceHelper::getPhysicalResolution()
{
if( !mpOutDev )
return ::canvas::tools::createInfiniteSize2D(); // we're disposed
// Map a one-by-one millimeter box to pixel
OutputDevice& rOutDev = mpOutDev->getOutDev();
const MapMode aOldMapMode( rOutDev.GetMapMode() );
rOutDev.SetMapMode( MapMode(MAP_MM) );
const Size aPixelSize( rOutDev.LogicToPixel(Size(1,1)) );
rOutDev.SetMapMode( aOldMapMode );
return ::vcl::unotools::size2DFromSize( aPixelSize );
}
geometry::RealSize2D DeviceHelper::getPhysicalSize()
{
if( !mpOutDev )
return ::canvas::tools::createInfiniteSize2D(); // we're disposed
// Map the pixel dimensions of the output window to millimeter
OutputDevice& rOutDev = mpOutDev->getOutDev();
const MapMode aOldMapMode( rOutDev.GetMapMode() );
rOutDev.SetMapMode( MapMode(MAP_MM) );
const Size aLogSize( rOutDev.PixelToLogic(rOutDev.GetOutputSizePixel()) );
rOutDev.SetMapMode( aOldMapMode );
return ::vcl::unotools::size2DFromSize( aLogSize );
}
uno::Reference< rendering::XLinePolyPolygon2D > DeviceHelper::createCompatibleLinePolyPolygon(
const uno::Reference< rendering::XGraphicDevice >& ,
const uno::Sequence< uno::Sequence< geometry::RealPoint2D > >& points )
{
uno::Reference< rendering::XLinePolyPolygon2D > xPoly;
if( !mpOutDev )
return xPoly; // we're disposed
xPoly.set( new ::basegfx::unotools::UnoPolyPolygon(
::basegfx::unotools::polyPolygonFromPoint2DSequenceSequence( points ) ) );
// vcl only handles even_odd polygons
xPoly->setFillRule(rendering::FillRule_EVEN_ODD);
return xPoly;
}
uno::Reference< rendering::XBezierPolyPolygon2D > DeviceHelper::createCompatibleBezierPolyPolygon(
const uno::Reference< rendering::XGraphicDevice >& ,
const uno::Sequence< uno::Sequence< geometry::RealBezierSegment2D > >& points )
{
uno::Reference< rendering::XBezierPolyPolygon2D > xPoly;
if( !mpOutDev )
return xPoly; // we're disposed
xPoly.set( new ::basegfx::unotools::UnoPolyPolygon(
::basegfx::unotools::polyPolygonFromBezier2DSequenceSequence( points ) ) );
// vcl only handles even_odd polygons
xPoly->setFillRule(rendering::FillRule_EVEN_ODD);
return xPoly;
}
uno::Reference< rendering::XBitmap > DeviceHelper::createCompatibleBitmap(
const uno::Reference< rendering::XGraphicDevice >& rDevice,
const geometry::IntegerSize2D& size )
{
if( !mpOutDev )
return uno::Reference< rendering::XBitmap >(); // we're disposed
return uno::Reference< rendering::XBitmap >(
new CanvasBitmap( ::vcl::unotools::sizeFromIntegerSize2D(size),
false,
*rDevice.get(),
mpOutDev ) );
}
uno::Reference< rendering::XVolatileBitmap > DeviceHelper::createVolatileBitmap(
const uno::Reference< rendering::XGraphicDevice >& ,
const geometry::IntegerSize2D& )
{
return uno::Reference< rendering::XVolatileBitmap >();
}
uno::Reference< rendering::XBitmap > DeviceHelper::createCompatibleAlphaBitmap(
const uno::Reference< rendering::XGraphicDevice >& rDevice,
const geometry::IntegerSize2D& size )
{
if( !mpOutDev )
return uno::Reference< rendering::XBitmap >(); // we're disposed
return uno::Reference< rendering::XBitmap >(
new CanvasBitmap( ::vcl::unotools::sizeFromIntegerSize2D(size),
true,
*rDevice.get(),
mpOutDev ) );
}
uno::Reference< rendering::XVolatileBitmap > DeviceHelper::createVolatileAlphaBitmap(
const uno::Reference< rendering::XGraphicDevice >& ,
const geometry::IntegerSize2D& )
{
return uno::Reference< rendering::XVolatileBitmap >();
}
sal_Bool DeviceHelper::hasFullScreenMode()
{
return false;
}
sal_Bool DeviceHelper::enterFullScreenMode( sal_Bool bEnter )
{
(void)bEnter;
return false;
}
void DeviceHelper::disposing()
{
// release all references
mpOutDev.reset();
}
uno::Any DeviceHelper::isAccelerated() const
{
return ::com::sun::star::uno::makeAny(false);
}
uno::Any DeviceHelper::getDeviceHandle() const
{
if( !mpOutDev )
return uno::Any();
return uno::makeAny(
reinterpret_cast< sal_Int64 >(&mpOutDev->getOutDev()) );
}
uno::Any DeviceHelper::getSurfaceHandle() const
{
return getDeviceHandle();
}
namespace
{
struct DeviceColorSpace: public rtl::StaticWithInit<uno::Reference<rendering::XColorSpace>,
DeviceColorSpace>
{
uno::Reference<rendering::XColorSpace> operator()()
{
return vcl::unotools::createStandardColorSpace();
}
};
}
uno::Reference<rendering::XColorSpace> DeviceHelper::getColorSpace() const
{
// always the same
return DeviceColorSpace::get();
}
void DeviceHelper::dumpScreenContent() const
{
static sal_uInt32 nFilePostfixCount(0);
if( mpOutDev )
{
String aFilename( String::CreateFromAscii("dbg_frontbuffer") );
aFilename += String::CreateFromInt32(nFilePostfixCount);
aFilename += String::CreateFromAscii(".bmp");
SvFileStream aStream( aFilename, STREAM_STD_READWRITE );
const ::Point aEmptyPoint;
OutputDevice& rOutDev = mpOutDev->getOutDev();
bool bOldMap( rOutDev.IsMapModeEnabled() );
rOutDev.EnableMapMode( sal_False );
aStream << rOutDev.GetBitmap(aEmptyPoint,
rOutDev.GetOutputSizePixel());
rOutDev.EnableMapMode( bOldMap );
++nFilePostfixCount;
}
}
}
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