office-gobmx/cppcanvas/source/mtfrenderer/polypolyaction.cxx
2011-11-27 13:02:39 -06:00

525 lines
26 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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#include <rtl/logfile.hxx>
#include <com/sun/star/rendering/XCanvas.hpp>
#include <com/sun/star/rendering/TexturingMode.hpp>
#include <tools/gen.hxx>
#include <vcl/canvastools.hxx>
#include <basegfx/range/b2drectangle.hxx>
#include <basegfx/tools/canvastools.hxx>
#include <basegfx/polygon/b2dpolypolygon.hxx>
#include <basegfx/polygon/b2dpolypolygontools.hxx>
#include <basegfx/matrix/b2dhommatrix.hxx>
#include <canvas/canvastools.hxx>
#include <boost/utility.hpp>
#include "cachedprimitivebase.hxx"
#include "polypolyaction.hxx"
#include "outdevstate.hxx"
#include "mtftools.hxx"
using namespace ::com::sun::star;
namespace cppcanvas
{
namespace internal
{
namespace
{
class PolyPolyAction : public CachedPrimitiveBase
{
public:
PolyPolyAction( const ::basegfx::B2DPolyPolygon&,
const CanvasSharedPtr&,
const OutDevState&,
bool bFill,
bool bStroke );
PolyPolyAction( const ::basegfx::B2DPolyPolygon&,
const CanvasSharedPtr&,
const OutDevState&,
bool bFill,
bool bStroke,
int nTransparency );
virtual bool render( const ::basegfx::B2DHomMatrix& rTransformation,
const Subset& rSubset ) const;
virtual ::basegfx::B2DRange getBounds( const ::basegfx::B2DHomMatrix& rTransformation ) const;
virtual ::basegfx::B2DRange getBounds( const ::basegfx::B2DHomMatrix& rTransformation,
const Subset& rSubset ) const;
virtual sal_Int32 getActionCount() const;
private:
using Action::render;
virtual bool render( uno::Reference< rendering::XCachedPrimitive >& rCachedPrimitive,
const ::basegfx::B2DHomMatrix& rTransformation ) const;
const uno::Reference< rendering::XPolyPolygon2D > mxPolyPoly;
const ::basegfx::B2DRange maBounds;
const CanvasSharedPtr mpCanvas;
// stroke color is now implicit: the maState.DeviceColor member
rendering::RenderState maState;
uno::Sequence< double > maFillColor;
};
PolyPolyAction::PolyPolyAction( const ::basegfx::B2DPolyPolygon& rPolyPoly,
const CanvasSharedPtr& rCanvas,
const OutDevState& rState,
bool bFill,
bool bStroke ) :
CachedPrimitiveBase( rCanvas, false ),
mxPolyPoly( ::basegfx::unotools::xPolyPolygonFromB2DPolyPolygon( rCanvas->getUNOCanvas()->getDevice(), rPolyPoly) ),
maBounds( ::basegfx::tools::getRange(rPolyPoly) ),
mpCanvas( rCanvas ),
maState(),
maFillColor()
{
tools::initRenderState(maState,rState);
if( bFill )
maFillColor = rState.fillColor;
if( bStroke )
maState.DeviceColor = rState.lineColor;
}
PolyPolyAction::PolyPolyAction( const ::basegfx::B2DPolyPolygon& rPolyPoly,
const CanvasSharedPtr& rCanvas,
const OutDevState& rState,
bool bFill,
bool bStroke,
int nTransparency ) :
CachedPrimitiveBase( rCanvas, false ),
mxPolyPoly( ::basegfx::unotools::xPolyPolygonFromB2DPolyPolygon( rCanvas->getUNOCanvas()->getDevice(), rPolyPoly) ),
maBounds( ::basegfx::tools::getRange(rPolyPoly) ),
mpCanvas( rCanvas ),
maState(),
maFillColor()
{
tools::initRenderState(maState,rState);
if( bFill )
{
maFillColor = rState.fillColor;
if( maFillColor.getLength() < 4 )
maFillColor.realloc( 4 );
// TODO(F1): Color management
// adapt fill color transparency
maFillColor[3] = 1.0 - nTransparency / 100.0;
}
if( bStroke )
{
maState.DeviceColor = rState.lineColor;
if( maState.DeviceColor.getLength() < 4 )
maState.DeviceColor.realloc( 4 );
// TODO(F1): Color management
// adapt fill color transparency
maState.DeviceColor[3] = 1.0 - nTransparency / 100.0;
}
}
bool PolyPolyAction::render( uno::Reference< rendering::XCachedPrimitive >& rCachedPrimitive,
const ::basegfx::B2DHomMatrix& rTransformation ) const
{
RTL_LOGFILE_CONTEXT( aLog, "::cppcanvas::internal::PolyPolyAction::render()" );
RTL_LOGFILE_CONTEXT_TRACE1( aLog, "::cppcanvas::internal::PolyPolyAction: 0x%X", this );
rendering::RenderState aLocalState( maState );
::canvas::tools::prependToRenderState(aLocalState, rTransformation);
if( maFillColor.getLength() )
{
// TODO(E3): Use DBO's finalizer here,
// fillPolyPolygon() might throw
const uno::Sequence< double > aTmpColor( aLocalState.DeviceColor );
aLocalState.DeviceColor = maFillColor;
rCachedPrimitive = mpCanvas->getUNOCanvas()->fillPolyPolygon( mxPolyPoly,
mpCanvas->getViewState(),
aLocalState );
aLocalState.DeviceColor = aTmpColor;
}
if( aLocalState.DeviceColor.getLength() )
{
rCachedPrimitive = mpCanvas->getUNOCanvas()->drawPolyPolygon( mxPolyPoly,
mpCanvas->getViewState(),
aLocalState );
}
return true;
}
bool PolyPolyAction::render( const ::basegfx::B2DHomMatrix& rTransformation,
const Subset& rSubset ) const
{
// TODO(F1): Split up poly-polygon into polygons, or even
// line segments, when subsets are requested.
// polygon only contains a single action, fail if subset
// requests different range
if( rSubset.mnSubsetBegin != 0 ||
rSubset.mnSubsetEnd != 1 )
return false;
return CachedPrimitiveBase::render( rTransformation );
}
::basegfx::B2DRange PolyPolyAction::getBounds( const ::basegfx::B2DHomMatrix& rTransformation ) const
{
rendering::RenderState aLocalState( maState );
::canvas::tools::prependToRenderState(aLocalState, rTransformation);
return tools::calcDevicePixelBounds(
maBounds,
mpCanvas->getViewState(),
aLocalState );
}
::basegfx::B2DRange PolyPolyAction::getBounds( const ::basegfx::B2DHomMatrix& rTransformation,
const Subset& rSubset ) const
{
// TODO(F1): Split up poly-polygon into polygons, or even
// line segments, when subsets are requested.
// polygon only contains a single action, empty bounds
// if subset requests different range
if( rSubset.mnSubsetBegin != 0 ||
rSubset.mnSubsetEnd != 1 )
return ::basegfx::B2DRange();
return getBounds( rTransformation );
}
sal_Int32 PolyPolyAction::getActionCount() const
{
// TODO(F1): Split up poly-polygon into polygons, or even
// line segments, when subsets are requested.
return 1;
}
// -------------------------------------------------------------------------------
class TexturedPolyPolyAction : public CachedPrimitiveBase
{
public:
TexturedPolyPolyAction( const ::basegfx::B2DPolyPolygon& rPoly,
const CanvasSharedPtr& rCanvas,
const OutDevState& rState,
const rendering::Texture& rTexture );
virtual bool render( const ::basegfx::B2DHomMatrix& rTransformation,
const Subset& rSubset ) const;
virtual ::basegfx::B2DRange getBounds( const ::basegfx::B2DHomMatrix& rTransformation ) const;
virtual ::basegfx::B2DRange getBounds( const ::basegfx::B2DHomMatrix& rTransformation,
const Subset& rSubset ) const;
virtual sal_Int32 getActionCount() const;
private:
using Action::render;
virtual bool render( uno::Reference< rendering::XCachedPrimitive >& rCachedPrimitive,
const ::basegfx::B2DHomMatrix& rTransformation ) const;
const uno::Reference< rendering::XPolyPolygon2D > mxPolyPoly;
const ::basegfx::B2DRectangle maBounds;
const CanvasSharedPtr mpCanvas;
// stroke color is now implicit: the maState.DeviceColor member
rendering::RenderState maState;
const rendering::Texture maTexture;
};
TexturedPolyPolyAction::TexturedPolyPolyAction( const ::basegfx::B2DPolyPolygon& rPolyPoly,
const CanvasSharedPtr& rCanvas,
const OutDevState& rState,
const rendering::Texture& rTexture ) :
CachedPrimitiveBase( rCanvas, true ),
mxPolyPoly( ::basegfx::unotools::xPolyPolygonFromB2DPolyPolygon( rCanvas->getUNOCanvas()->getDevice(), rPolyPoly) ),
maBounds( ::basegfx::tools::getRange(rPolyPoly) ),
mpCanvas( rCanvas ),
maState(),
maTexture( rTexture )
{
tools::initRenderState(maState,rState);
}
bool TexturedPolyPolyAction::render( uno::Reference< rendering::XCachedPrimitive >& rCachedPrimitive,
const ::basegfx::B2DHomMatrix& rTransformation ) const
{
RTL_LOGFILE_CONTEXT( aLog, "::cppcanvas::internal::PolyPolyAction::render()" );
RTL_LOGFILE_CONTEXT_TRACE1( aLog, "::cppcanvas::internal::PolyPolyAction: 0x%X", this );
rendering::RenderState aLocalState( maState );
::canvas::tools::prependToRenderState(aLocalState, rTransformation);
uno::Sequence< rendering::Texture > aSeq(1);
aSeq[0] = maTexture;
rCachedPrimitive = mpCanvas->getUNOCanvas()->fillTexturedPolyPolygon( mxPolyPoly,
mpCanvas->getViewState(),
aLocalState,
aSeq );
return true;
}
bool TexturedPolyPolyAction::render( const ::basegfx::B2DHomMatrix& rTransformation,
const Subset& rSubset ) const
{
// TODO(F1): Split up poly-polygon into polygons, or even
// line segments, when subsets are requested.
// polygon only contains a single action, fail if subset
// requests different range
if( rSubset.mnSubsetBegin != 0 ||
rSubset.mnSubsetEnd != 1 )
return false;
return CachedPrimitiveBase::render( rTransformation );
}
::basegfx::B2DRange TexturedPolyPolyAction::getBounds( const ::basegfx::B2DHomMatrix& rTransformation ) const
{
rendering::RenderState aLocalState( maState );
::canvas::tools::prependToRenderState(aLocalState, rTransformation);
return tools::calcDevicePixelBounds(
maBounds,
mpCanvas->getViewState(),
aLocalState );
}
::basegfx::B2DRange TexturedPolyPolyAction::getBounds( const ::basegfx::B2DHomMatrix& rTransformation,
const Subset& rSubset ) const
{
// TODO(F1): Split up poly-polygon into polygons, or even
// line segments, when subsets are requested.
// polygon only contains a single action, empty bounds
// if subset requests different range
if( rSubset.mnSubsetBegin != 0 ||
rSubset.mnSubsetEnd != 1 )
return ::basegfx::B2DRange();
return getBounds( rTransformation );
}
sal_Int32 TexturedPolyPolyAction::getActionCount() const
{
// TODO(F1): Split up poly-polygon into polygons, or even
// line segments, when subsets are requested.
return 1;
}
// -------------------------------------------------------------------------------
class StrokedPolyPolyAction : public CachedPrimitiveBase
{
public:
StrokedPolyPolyAction( const ::basegfx::B2DPolyPolygon& rPoly,
const CanvasSharedPtr& rCanvas,
const OutDevState& rState,
const rendering::StrokeAttributes& rStrokeAttributes );
virtual bool render( const ::basegfx::B2DHomMatrix& rTransformation,
const Subset& rSubset ) const;
virtual ::basegfx::B2DRange getBounds( const ::basegfx::B2DHomMatrix& rTransformation ) const;
virtual ::basegfx::B2DRange getBounds( const ::basegfx::B2DHomMatrix& rTransformation,
const Subset& rSubset ) const;
virtual sal_Int32 getActionCount() const;
private:
using Action::render;
virtual bool render( uno::Reference< rendering::XCachedPrimitive >& rCachedPrimitive,
const ::basegfx::B2DHomMatrix& rTransformation ) const;
const uno::Reference< rendering::XPolyPolygon2D > mxPolyPoly;
const ::basegfx::B2DRectangle maBounds;
const CanvasSharedPtr mpCanvas;
rendering::RenderState maState;
const rendering::StrokeAttributes maStrokeAttributes;
};
StrokedPolyPolyAction::StrokedPolyPolyAction( const ::basegfx::B2DPolyPolygon& rPolyPoly,
const CanvasSharedPtr& rCanvas,
const OutDevState& rState,
const rendering::StrokeAttributes& rStrokeAttributes ) :
CachedPrimitiveBase( rCanvas, false ),
mxPolyPoly( ::basegfx::unotools::xPolyPolygonFromB2DPolyPolygon( rCanvas->getUNOCanvas()->getDevice(), rPolyPoly) ),
maBounds( ::basegfx::tools::getRange(rPolyPoly) ),
mpCanvas( rCanvas ),
maState(),
maStrokeAttributes( rStrokeAttributes )
{
tools::initRenderState(maState,rState);
maState.DeviceColor = rState.lineColor;
}
bool StrokedPolyPolyAction::render( uno::Reference< rendering::XCachedPrimitive >& rCachedPrimitive,
const ::basegfx::B2DHomMatrix& rTransformation ) const
{
RTL_LOGFILE_CONTEXT( aLog, "::cppcanvas::internal::PolyPolyAction::render()" );
RTL_LOGFILE_CONTEXT_TRACE1( aLog, "::cppcanvas::internal::PolyPolyAction: 0x%X", this );
rendering::RenderState aLocalState( maState );
::canvas::tools::prependToRenderState(aLocalState, rTransformation);
rCachedPrimitive = mpCanvas->getUNOCanvas()->strokePolyPolygon( mxPolyPoly,
mpCanvas->getViewState(),
aLocalState,
maStrokeAttributes );
return true;
}
bool StrokedPolyPolyAction::render( const ::basegfx::B2DHomMatrix& rTransformation,
const Subset& rSubset ) const
{
// TODO(F1): Split up poly-polygon into polygons, or even
// line segments, when subsets are requested.
// polygon only contains a single action, fail if subset
// requests different range
if( rSubset.mnSubsetBegin != 0 ||
rSubset.mnSubsetEnd != 1 )
return false;
return CachedPrimitiveBase::render( rTransformation );
}
::basegfx::B2DRange StrokedPolyPolyAction::getBounds( const ::basegfx::B2DHomMatrix& rTransformation ) const
{
rendering::RenderState aLocalState( maState );
::canvas::tools::prependToRenderState(aLocalState, rTransformation);
return tools::calcDevicePixelBounds(
maBounds,
mpCanvas->getViewState(),
aLocalState );
}
::basegfx::B2DRange StrokedPolyPolyAction::getBounds( const ::basegfx::B2DHomMatrix& rTransformation,
const Subset& rSubset ) const
{
// TODO(F1): Split up poly-polygon into polygons, or even
// line segments, when subsets are requested.
// polygon only contains a single action, empty bounds
// if subset requests different range
if( rSubset.mnSubsetBegin != 0 ||
rSubset.mnSubsetEnd != 1 )
return ::basegfx::B2DRange();
return getBounds( rTransformation );
}
sal_Int32 StrokedPolyPolyAction::getActionCount() const
{
// TODO(F1): Split up poly-polygon into polygons, or even
// line segments, when subsets are requested.
return 1;
}
}
ActionSharedPtr PolyPolyActionFactory::createPolyPolyAction( const ::basegfx::B2DPolyPolygon& rPoly,
const CanvasSharedPtr& rCanvas,
const OutDevState& rState )
{
OSL_ENSURE( rState.isLineColorSet || rState.isFillColorSet,
"PolyPolyActionFactory::createPolyPolyAction() with empty line and fill color" );
return ActionSharedPtr( new PolyPolyAction( rPoly, rCanvas, rState,
rState.isFillColorSet,
rState.isLineColorSet ) );
}
ActionSharedPtr PolyPolyActionFactory::createPolyPolyAction( const ::basegfx::B2DPolyPolygon& rPoly,
const CanvasSharedPtr& rCanvas,
const OutDevState& rState,
const rendering::Texture& rTexture )
{
return ActionSharedPtr( new TexturedPolyPolyAction( rPoly, rCanvas, rState, rTexture ) );
}
ActionSharedPtr PolyPolyActionFactory::createLinePolyPolyAction( const ::basegfx::B2DPolyPolygon& rPoly,
const CanvasSharedPtr& rCanvas,
const OutDevState& rState )
{
OSL_ENSURE( rState.isLineColorSet,
"PolyPolyActionFactory::createLinePolyPolyAction() called with empty line color" );
return ActionSharedPtr( new PolyPolyAction( rPoly, rCanvas, rState,
false,
rState.isLineColorSet ) );
}
ActionSharedPtr PolyPolyActionFactory::createPolyPolyAction( const ::basegfx::B2DPolyPolygon& rPoly,
const CanvasSharedPtr& rCanvas,
const OutDevState& rState,
const rendering::StrokeAttributes& rStrokeAttributes )
{
OSL_ENSURE( rState.isLineColorSet,
"PolyPolyActionFactory::createPolyPolyAction() for strokes called with empty line color" );
return ActionSharedPtr( new StrokedPolyPolyAction( rPoly, rCanvas, rState, rStrokeAttributes ) );
}
ActionSharedPtr PolyPolyActionFactory::createPolyPolyAction( const ::basegfx::B2DPolyPolygon& rPoly,
const CanvasSharedPtr& rCanvas,
const OutDevState& rState,
int nTransparency )
{
OSL_ENSURE( rState.isLineColorSet || rState.isFillColorSet,
"PolyPolyActionFactory::createPolyPolyAction() with empty line and fill color" );
return ActionSharedPtr( new PolyPolyAction( rPoly, rCanvas, rState,
rState.isFillColorSet,
rState.isLineColorSet,
nTransparency ) );
}
}
}
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