694 lines
29 KiB
C++
694 lines
29 KiB
C++
/*************************************************************************
|
|
*
|
|
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
|
|
*
|
|
* Copyright 2000, 2010 Oracle and/or its affiliates.
|
|
*
|
|
* OpenOffice.org - a multi-platform office productivity suite
|
|
*
|
|
* This file is part of OpenOffice.org.
|
|
*
|
|
* OpenOffice.org is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU Lesser General Public License version 3
|
|
* only, as published by the Free Software Foundation.
|
|
*
|
|
* OpenOffice.org 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 version 3 for more details
|
|
* (a copy is included in the LICENSE file that accompanied this code).
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public License
|
|
* version 3 along with OpenOffice.org. If not, see
|
|
* <http://www.openoffice.org/license.html>
|
|
* for a copy of the LGPLv3 License.
|
|
*
|
|
************************************************************************/
|
|
|
|
// MARKER(update_precomp.py): autogen include statement, do not remove
|
|
#include "precompiled_cppcanvas.hxx"
|
|
|
|
#include <canvas/debug.hxx>
|
|
#include <tools/diagnose_ex.h>
|
|
#include <canvas/verbosetrace.hxx>
|
|
#include <com/sun/star/rendering/RenderState.hpp>
|
|
#include <com/sun/star/rendering/XCanvas.hpp>
|
|
#include <basegfx/numeric/ftools.hxx>
|
|
#include <basegfx/tools/canvastools.hxx>
|
|
#include <basegfx/polygon/b2dpolygontools.hxx>
|
|
#include <basegfx/polygon/b2dpolygon.hxx>
|
|
#include <basegfx/range/b2drectangle.hxx>
|
|
#include <basegfx/vector/b2dvector.hxx>
|
|
#include <canvas/canvastools.hxx>
|
|
#include <vcl/gdimtf.hxx>
|
|
#include <vcl/metaact.hxx>
|
|
#include <vcl/virdev.hxx>
|
|
#include <vcl/metric.hxx>
|
|
#include <tools/poly.hxx>
|
|
#include "mtftools.hxx"
|
|
#include "outdevstate.hxx"
|
|
#include "polypolyaction.hxx"
|
|
#include <basegfx/matrix/b2dhommatrixtools.hxx>
|
|
|
|
|
|
|
|
using namespace ::com::sun::star;
|
|
|
|
namespace cppcanvas
|
|
{
|
|
namespace tools
|
|
{
|
|
void initRenderState( rendering::RenderState& renderState,
|
|
const ::cppcanvas::internal::OutDevState& outdevState )
|
|
{
|
|
::canvas::tools::initRenderState( renderState );
|
|
::canvas::tools::setRenderStateTransform( renderState,
|
|
outdevState.transform );
|
|
renderState.Clip = outdevState.xClipPoly;
|
|
}
|
|
|
|
::Size getBaselineOffset( const ::cppcanvas::internal::OutDevState& outdevState,
|
|
const VirtualDevice& rVDev )
|
|
{
|
|
const ::FontMetric& aMetric = rVDev.GetFontMetric();
|
|
|
|
// calc offset for text output, the XCanvas always renders
|
|
// baseline offset.
|
|
switch( outdevState.textReferencePoint )
|
|
{
|
|
case ALIGN_TOP:
|
|
return ::Size( 0,
|
|
aMetric.GetIntLeading() + aMetric.GetAscent() );
|
|
|
|
default:
|
|
ENSURE_OR_THROW( false,
|
|
"tools::getBaselineOffset(): Unexpected TextAlign value" );
|
|
// FALLTHROUGH intended (to calm compiler warning - case won't happen)
|
|
case ALIGN_BASELINE:
|
|
return ::Size( 0, 0 );
|
|
|
|
case ALIGN_BOTTOM:
|
|
return ::Size( 0,
|
|
-aMetric.GetDescent() );
|
|
|
|
}
|
|
}
|
|
|
|
::basegfx::B2DHomMatrix& calcLogic2PixelLinearTransform( ::basegfx::B2DHomMatrix& o_rMatrix,
|
|
const VirtualDevice& rVDev )
|
|
{
|
|
// select size value in the middle of the available range,
|
|
// to have headroom both when map mode scales up, and when
|
|
// it scales down.
|
|
const ::Size aSizeLogic( 0x00010000L,
|
|
0x00010000L );
|
|
|
|
const ::Size aSizePixel( rVDev.LogicToPixel( aSizeLogic ) );
|
|
|
|
o_rMatrix = basegfx::tools::createScaleB2DHomMatrix(
|
|
aSizePixel.Width() / (double)aSizeLogic.Width(),
|
|
aSizePixel.Height() / (double)aSizeLogic.Height() );
|
|
|
|
return o_rMatrix;
|
|
}
|
|
|
|
::basegfx::B2DHomMatrix& calcLogic2PixelAffineTransform( ::basegfx::B2DHomMatrix& o_rMatrix,
|
|
const VirtualDevice& rVDev )
|
|
{
|
|
// retrieves scale
|
|
calcLogic2PixelLinearTransform(o_rMatrix, rVDev);
|
|
|
|
// translate according to curr map mode/pref map mode offset
|
|
const ::Point aEmptyPoint;
|
|
const ::Point& rTranslatedPoint(
|
|
rVDev.LogicToPixel( aEmptyPoint ));
|
|
|
|
o_rMatrix.translate(rTranslatedPoint.X(),
|
|
rTranslatedPoint.Y());
|
|
|
|
return o_rMatrix;
|
|
}
|
|
|
|
bool modifyClip( rendering::RenderState& o_rRenderState,
|
|
const struct ::cppcanvas::internal::OutDevState& rOutdevState,
|
|
const CanvasSharedPtr& rCanvas,
|
|
const ::basegfx::B2DPoint& rOffset,
|
|
const ::basegfx::B2DVector* pScaling,
|
|
const double* pRotation )
|
|
{
|
|
const ::Point aEmptyPoint;
|
|
|
|
const bool bOffsetting( !rOffset.equalZero() );
|
|
const bool bScaling( pScaling &&
|
|
pScaling->getX() != 1.0 &&
|
|
pScaling->getY() != 1.0 );
|
|
const bool bRotation( pRotation &&
|
|
*pRotation != 0.0 );
|
|
|
|
if( !bOffsetting && !bScaling && !bRotation )
|
|
return false; // nothing to do
|
|
|
|
if( rOutdevState.clip.count() )
|
|
{
|
|
// general polygon case
|
|
|
|
::basegfx::B2DPolyPolygon aLocalClip( rOutdevState.clip );
|
|
::basegfx::B2DHomMatrix aTransform;
|
|
|
|
if( bOffsetting )
|
|
aTransform.translate( -rOffset.getX(),
|
|
-rOffset.getY() );
|
|
if( bScaling )
|
|
aTransform.scale( 1.0/pScaling->getX(), 1.0/pScaling->getY() );
|
|
|
|
if( bRotation )
|
|
aTransform.rotate( - *pRotation );
|
|
|
|
aLocalClip.transform( aTransform );
|
|
|
|
o_rRenderState.Clip = ::basegfx::unotools::xPolyPolygonFromB2DPolyPolygon(
|
|
rCanvas->getUNOCanvas()->getDevice(),
|
|
aLocalClip );
|
|
|
|
return true;
|
|
}
|
|
else if( !rOutdevState.clipRect.IsEmpty() )
|
|
{
|
|
// simple rect case
|
|
|
|
const ::Rectangle aLocalClipRect( rOutdevState.clipRect );
|
|
|
|
if( bRotation )
|
|
{
|
|
// rotation involved - convert to polygon first,
|
|
// then transform that
|
|
::basegfx::B2DPolygon aLocalClip(
|
|
::basegfx::tools::createPolygonFromRect(
|
|
::basegfx::B2DRectangle(
|
|
(double)(aLocalClipRect.Left()),
|
|
(double)(aLocalClipRect.Top()),
|
|
(double)(aLocalClipRect.Right()),
|
|
(double)(aLocalClipRect.Bottom()) ) ) );
|
|
::basegfx::B2DHomMatrix aTransform;
|
|
|
|
if( bOffsetting )
|
|
aTransform.translate( -rOffset.getX(),
|
|
-rOffset.getY() );
|
|
if( bScaling )
|
|
aTransform.scale( 1.0/pScaling->getX(), 1.0/pScaling->getY() );
|
|
|
|
aTransform.rotate( - *pRotation );
|
|
|
|
aLocalClip.transform( aTransform );
|
|
|
|
o_rRenderState.Clip = ::basegfx::unotools::xPolyPolygonFromB2DPolyPolygon(
|
|
rCanvas->getUNOCanvas()->getDevice(),
|
|
::basegfx::B2DPolyPolygon( aLocalClip ) );
|
|
}
|
|
else if( bScaling )
|
|
{
|
|
// scale and offset - do it on the fly, have to
|
|
// convert to float anyway.
|
|
o_rRenderState.Clip = ::basegfx::unotools::xPolyPolygonFromB2DPolyPolygon(
|
|
rCanvas->getUNOCanvas()->getDevice(),
|
|
::basegfx::B2DPolyPolygon(
|
|
::basegfx::tools::createPolygonFromRect(
|
|
::basegfx::B2DRectangle(
|
|
(double)(aLocalClipRect.Left() - rOffset.getX())/pScaling->getX(),
|
|
(double)(aLocalClipRect.Top() - rOffset.getY())/pScaling->getY(),
|
|
(double)(aLocalClipRect.Right() - rOffset.getX())/pScaling->getX(),
|
|
(double)(aLocalClipRect.Bottom() - rOffset.getY())/pScaling->getY() ) ) ) );
|
|
}
|
|
else
|
|
{
|
|
// offset only - do it on the fly, have to convert
|
|
// to float anyway.
|
|
o_rRenderState.Clip = ::basegfx::unotools::xPolyPolygonFromB2DPolyPolygon(
|
|
rCanvas->getUNOCanvas()->getDevice(),
|
|
::basegfx::B2DPolyPolygon(
|
|
::basegfx::tools::createPolygonFromRect(
|
|
::basegfx::B2DRectangle( aLocalClipRect.Left() - rOffset.getX(),
|
|
aLocalClipRect.Top() - rOffset.getY(),
|
|
aLocalClipRect.Right() - rOffset.getX(),
|
|
aLocalClipRect.Bottom() - rOffset.getY() ) ) ) );
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
// empty clip, nothing to do
|
|
return false;
|
|
}
|
|
|
|
bool modifyClip( rendering::RenderState& o_rRenderState,
|
|
const struct ::cppcanvas::internal::OutDevState& rOutdevState,
|
|
const CanvasSharedPtr& rCanvas,
|
|
const ::Point& rOffset,
|
|
const ::basegfx::B2DVector* pScaling,
|
|
const double* pRotation )
|
|
{
|
|
return modifyClip( o_rRenderState,
|
|
rOutdevState,
|
|
rCanvas,
|
|
::basegfx::B2DPoint( rOffset.X(),
|
|
rOffset.Y() ),
|
|
pScaling,
|
|
pRotation );
|
|
}
|
|
|
|
bool modifyClip( rendering::RenderState& o_rRenderState,
|
|
const struct ::cppcanvas::internal::OutDevState& rOutdevState,
|
|
const CanvasSharedPtr& rCanvas,
|
|
const ::basegfx::B2DHomMatrix& rTransform )
|
|
{
|
|
if( !rTransform.isIdentity() ||
|
|
!rTransform.isInvertible() )
|
|
return false; // nothing to do
|
|
|
|
::basegfx::B2DPolyPolygon aLocalClip;
|
|
|
|
if( rOutdevState.clip.count() )
|
|
{
|
|
aLocalClip = rOutdevState.clip;
|
|
}
|
|
else if( !rOutdevState.clipRect.IsEmpty() )
|
|
{
|
|
const ::Rectangle aLocalClipRect( rOutdevState.clipRect );
|
|
|
|
aLocalClip = ::basegfx::B2DPolyPolygon(
|
|
::basegfx::tools::createPolygonFromRect(
|
|
::basegfx::B2DRectangle(
|
|
aLocalClipRect.Left(),
|
|
aLocalClipRect.Top(),
|
|
aLocalClipRect.Right(),
|
|
aLocalClipRect.Bottom() ) ) );
|
|
}
|
|
else
|
|
{
|
|
// empty clip, nothing to do
|
|
return false;
|
|
}
|
|
|
|
// invert transformation and modify
|
|
::basegfx::B2DHomMatrix aLocalTransform( rTransform );
|
|
aLocalTransform.invert();
|
|
|
|
aLocalClip.transform( aLocalTransform );
|
|
|
|
o_rRenderState.Clip = ::basegfx::unotools::xPolyPolygonFromB2DPolyPolygon(
|
|
rCanvas->getUNOCanvas()->getDevice(),
|
|
aLocalClip );
|
|
|
|
return true;
|
|
}
|
|
|
|
// create overline/underline/strikeout line info struct
|
|
TextLineInfo createTextLineInfo( const ::VirtualDevice& rVDev,
|
|
const ::cppcanvas::internal::OutDevState& rState )
|
|
{
|
|
const BOOL bOldMode( rVDev.IsMapModeEnabled() );
|
|
|
|
// #i68512# Force metric regeneration with mapmode enabled
|
|
// (prolly OutDev bug)
|
|
rVDev.GetFontMetric();
|
|
|
|
// will restore map mode below
|
|
const_cast< ::VirtualDevice& >(rVDev).EnableMapMode( FALSE );
|
|
|
|
const ::FontMetric aMetric = rVDev.GetFontMetric();
|
|
|
|
TextLineInfo aTextInfo(
|
|
(aMetric.GetDescent() + 2) / 4.0,
|
|
((aMetric.GetIntLeading() + 1.5) / 3.0),
|
|
(aMetric.GetIntLeading() / 2.0) - aMetric.GetAscent(),
|
|
aMetric.GetDescent() / 2.0,
|
|
(aMetric.GetIntLeading() - aMetric.GetAscent()) / 3.0,
|
|
rState.textOverlineStyle,
|
|
rState.textUnderlineStyle,
|
|
rState.textStrikeoutStyle );
|
|
|
|
const_cast< ::VirtualDevice& >(rVDev).EnableMapMode( bOldMode );
|
|
|
|
return aTextInfo;
|
|
}
|
|
|
|
namespace
|
|
{
|
|
void appendRect( ::basegfx::B2DPolyPolygon& o_rPoly,
|
|
const ::basegfx::B2DPoint& rStartPos,
|
|
const double nX1,
|
|
const double nY1,
|
|
const double nX2,
|
|
const double nY2 )
|
|
{
|
|
const double x( rStartPos.getX() );
|
|
const double y( rStartPos.getY() );
|
|
|
|
o_rPoly.append(
|
|
::basegfx::tools::createPolygonFromRect(
|
|
::basegfx::B2DRectangle( x + nX1, y + nY1, x + nX2, y + nY2 ) ) );
|
|
}
|
|
|
|
void appendRect( ::basegfx::B2DPolyPolygon& o_rPoly,
|
|
const double nX1,
|
|
const double nY1,
|
|
const double nX2,
|
|
const double nY2 )
|
|
{
|
|
o_rPoly.append(
|
|
::basegfx::tools::createPolygonFromRect(
|
|
::basegfx::B2DRectangle( nX1, nY1, nX2, nY2 ) ) );
|
|
}
|
|
|
|
void appendDashes( ::basegfx::B2DPolyPolygon& o_rPoly,
|
|
const double nX,
|
|
const double nY,
|
|
const double nLineWidth,
|
|
const double nLineHeight,
|
|
const double nDashWidth,
|
|
const double nDashSkip )
|
|
{
|
|
const sal_Int32 nNumLoops(
|
|
static_cast< sal_Int32 >(
|
|
::std::max( 1.0,
|
|
nLineWidth / nDashSkip ) + .5) );
|
|
|
|
double x = nX;
|
|
for( sal_Int32 i=0; i<nNumLoops; ++i )
|
|
{
|
|
appendRect( o_rPoly,
|
|
x, nY,
|
|
x + nDashWidth, nY + nLineHeight );
|
|
|
|
x += nDashSkip;
|
|
}
|
|
}
|
|
}
|
|
|
|
// create line actions for text such as underline and
|
|
// strikeout
|
|
::basegfx::B2DPolyPolygon createTextLinesPolyPolygon( const ::basegfx::B2DPoint rStartPos,
|
|
const double& rLineWidth,
|
|
const TextLineInfo& rTextLineInfo )
|
|
{
|
|
// fill the polypolygon with all text lines
|
|
::basegfx::B2DPolyPolygon aTextLinesPolyPoly;
|
|
|
|
switch( rTextLineInfo.mnOverlineStyle )
|
|
{
|
|
case UNDERLINE_NONE: // nothing to do
|
|
// FALLTHROUGH intended
|
|
case UNDERLINE_DONTKNOW:
|
|
break;
|
|
|
|
case UNDERLINE_SMALLWAVE: // TODO(F3): NYI
|
|
// FALLTHROUGH intended
|
|
case UNDERLINE_WAVE: // TODO(F3): NYI
|
|
// FALLTHROUGH intended
|
|
case UNDERLINE_SINGLE:
|
|
appendRect(
|
|
aTextLinesPolyPoly,
|
|
rStartPos,
|
|
0,
|
|
rTextLineInfo.mnOverlineOffset,
|
|
rLineWidth,
|
|
rTextLineInfo.mnOverlineOffset + rTextLineInfo.mnOverlineHeight );
|
|
break;
|
|
|
|
case UNDERLINE_BOLDDOTTED: // TODO(F3): NYI
|
|
// FALLTHROUGH intended
|
|
case UNDERLINE_BOLDDASH: // TODO(F3): NYI
|
|
// FALLTHROUGH intended
|
|
case UNDERLINE_BOLDLONGDASH: // TODO(F3): NYI
|
|
// FALLTHROUGH intended
|
|
case UNDERLINE_BOLDDASHDOT: // TODO(F3): NYI
|
|
// FALLTHROUGH intended
|
|
case UNDERLINE_BOLDDASHDOTDOT:// TODO(F3): NYI
|
|
// FALLTHROUGH intended
|
|
case UNDERLINE_BOLDWAVE: // TODO(F3): NYI
|
|
// FALLTHROUGH intended
|
|
case UNDERLINE_BOLD:
|
|
appendRect(
|
|
aTextLinesPolyPoly,
|
|
rStartPos,
|
|
0,
|
|
rTextLineInfo.mnOverlineOffset - rTextLineInfo.mnOverlineHeight,
|
|
rLineWidth,
|
|
rTextLineInfo.mnOverlineOffset + rTextLineInfo.mnOverlineHeight );
|
|
break;
|
|
|
|
case UNDERLINE_DOUBLEWAVE: // TODO(F3): NYI
|
|
// FALLTHROUGH intended
|
|
case UNDERLINE_DOUBLE:
|
|
appendRect(
|
|
aTextLinesPolyPoly,
|
|
rStartPos,
|
|
0,
|
|
rTextLineInfo.mnOverlineOffset - rTextLineInfo.mnOverlineHeight * 2.0 ,
|
|
rLineWidth,
|
|
rTextLineInfo.mnOverlineOffset - rTextLineInfo.mnOverlineHeight );
|
|
|
|
appendRect(
|
|
aTextLinesPolyPoly,
|
|
rStartPos,
|
|
0,
|
|
rTextLineInfo.mnOverlineOffset + rTextLineInfo.mnOverlineHeight,
|
|
rLineWidth,
|
|
rTextLineInfo.mnOverlineOffset + rTextLineInfo.mnOverlineHeight * 2.0 );
|
|
break;
|
|
|
|
case UNDERLINE_DASHDOTDOT: // TODO(F3): NYI
|
|
// FALLTHROUGH intended
|
|
case UNDERLINE_DOTTED:
|
|
appendDashes(
|
|
aTextLinesPolyPoly,
|
|
rStartPos.getX(),
|
|
rStartPos.getY() + rTextLineInfo.mnOverlineOffset,
|
|
rLineWidth,
|
|
rTextLineInfo.mnOverlineHeight,
|
|
rTextLineInfo.mnOverlineHeight,
|
|
2*rTextLineInfo.mnOverlineHeight );
|
|
break;
|
|
|
|
case UNDERLINE_DASHDOT: // TODO(F3): NYI
|
|
// FALLTHROUGH intended
|
|
case UNDERLINE_DASH:
|
|
appendDashes(
|
|
aTextLinesPolyPoly,
|
|
rStartPos.getX(),
|
|
rStartPos.getY() + rTextLineInfo.mnOverlineOffset,
|
|
rLineWidth,
|
|
rTextLineInfo.mnOverlineHeight,
|
|
3*rTextLineInfo.mnOverlineHeight,
|
|
6*rTextLineInfo.mnOverlineHeight );
|
|
break;
|
|
|
|
case UNDERLINE_LONGDASH:
|
|
appendDashes(
|
|
aTextLinesPolyPoly,
|
|
rStartPos.getX(),
|
|
rStartPos.getY() + rTextLineInfo.mnOverlineOffset,
|
|
rLineWidth,
|
|
rTextLineInfo.mnOverlineHeight,
|
|
6*rTextLineInfo.mnOverlineHeight,
|
|
12*rTextLineInfo.mnOverlineHeight );
|
|
break;
|
|
|
|
default:
|
|
ENSURE_OR_THROW( false,
|
|
"::cppcanvas::internal::createTextLinesPolyPolygon(): Unexpected overline case" );
|
|
}
|
|
|
|
switch( rTextLineInfo.mnUnderlineStyle )
|
|
{
|
|
case UNDERLINE_NONE: // nothing to do
|
|
// FALLTHROUGH intended
|
|
case UNDERLINE_DONTKNOW:
|
|
break;
|
|
|
|
case UNDERLINE_SMALLWAVE: // TODO(F3): NYI
|
|
// FALLTHROUGH intended
|
|
case UNDERLINE_WAVE: // TODO(F3): NYI
|
|
// FALLTHROUGH intended
|
|
case UNDERLINE_SINGLE:
|
|
appendRect(
|
|
aTextLinesPolyPoly,
|
|
rStartPos,
|
|
0,
|
|
rTextLineInfo.mnUnderlineOffset,
|
|
rLineWidth,
|
|
rTextLineInfo.mnUnderlineOffset + rTextLineInfo.mnLineHeight );
|
|
break;
|
|
|
|
case UNDERLINE_BOLDDOTTED: // TODO(F3): NYI
|
|
// FALLTHROUGH intended
|
|
case UNDERLINE_BOLDDASH: // TODO(F3): NYI
|
|
// FALLTHROUGH intended
|
|
case UNDERLINE_BOLDLONGDASH: // TODO(F3): NYI
|
|
// FALLTHROUGH intended
|
|
case UNDERLINE_BOLDDASHDOT: // TODO(F3): NYI
|
|
// FALLTHROUGH intended
|
|
case UNDERLINE_BOLDDASHDOTDOT:// TODO(F3): NYI
|
|
// FALLTHROUGH intended
|
|
case UNDERLINE_BOLDWAVE: // TODO(F3): NYI
|
|
// FALLTHROUGH intended
|
|
case UNDERLINE_BOLD:
|
|
appendRect(
|
|
aTextLinesPolyPoly,
|
|
rStartPos,
|
|
0,
|
|
rTextLineInfo.mnUnderlineOffset,
|
|
rLineWidth,
|
|
rTextLineInfo.mnUnderlineOffset + 2*rTextLineInfo.mnLineHeight );
|
|
break;
|
|
|
|
case UNDERLINE_DOUBLEWAVE: // TODO(F3): NYI
|
|
// FALLTHROUGH intended
|
|
case UNDERLINE_DOUBLE:
|
|
appendRect(
|
|
aTextLinesPolyPoly,
|
|
rStartPos,
|
|
0,
|
|
rTextLineInfo.mnUnderlineOffset - rTextLineInfo.mnLineHeight,
|
|
rLineWidth,
|
|
rTextLineInfo.mnUnderlineOffset );
|
|
|
|
appendRect(
|
|
aTextLinesPolyPoly,
|
|
rStartPos,
|
|
0,
|
|
rTextLineInfo.mnUnderlineOffset + 2*rTextLineInfo.mnLineHeight,
|
|
rLineWidth,
|
|
rTextLineInfo.mnUnderlineOffset + 3*rTextLineInfo.mnLineHeight );
|
|
break;
|
|
|
|
case UNDERLINE_DASHDOTDOT: // TODO(F3): NYI
|
|
// FALLTHROUGH intended
|
|
case UNDERLINE_DOTTED:
|
|
appendDashes(
|
|
aTextLinesPolyPoly,
|
|
rStartPos.getX(),
|
|
rStartPos.getY() + rTextLineInfo.mnUnderlineOffset,
|
|
rLineWidth,
|
|
rTextLineInfo.mnLineHeight,
|
|
rTextLineInfo.mnLineHeight,
|
|
2*rTextLineInfo.mnLineHeight );
|
|
break;
|
|
|
|
case UNDERLINE_DASHDOT: // TODO(F3): NYI
|
|
// FALLTHROUGH intended
|
|
case UNDERLINE_DASH:
|
|
appendDashes(
|
|
aTextLinesPolyPoly,
|
|
rStartPos.getX(),
|
|
rStartPos.getY() + rTextLineInfo.mnUnderlineOffset,
|
|
rLineWidth,
|
|
rTextLineInfo.mnLineHeight,
|
|
3*rTextLineInfo.mnLineHeight,
|
|
6*rTextLineInfo.mnLineHeight );
|
|
break;
|
|
|
|
case UNDERLINE_LONGDASH:
|
|
appendDashes(
|
|
aTextLinesPolyPoly,
|
|
rStartPos.getX(),
|
|
rStartPos.getY() + rTextLineInfo.mnUnderlineOffset,
|
|
rLineWidth,
|
|
rTextLineInfo.mnLineHeight,
|
|
6*rTextLineInfo.mnLineHeight,
|
|
12*rTextLineInfo.mnLineHeight );
|
|
break;
|
|
|
|
default:
|
|
ENSURE_OR_THROW( false,
|
|
"::cppcanvas::internal::createTextLinesPolyPolygon(): Unexpected underline case" );
|
|
}
|
|
|
|
switch( rTextLineInfo.mnStrikeoutStyle )
|
|
{
|
|
case STRIKEOUT_NONE: // nothing to do
|
|
// FALLTHROUGH intended
|
|
case STRIKEOUT_DONTKNOW:
|
|
break;
|
|
|
|
case STRIKEOUT_SLASH: // TODO(Q1): we should handle this in the text layer
|
|
// FALLTHROUGH intended
|
|
case STRIKEOUT_X:
|
|
break;
|
|
|
|
case STRIKEOUT_SINGLE:
|
|
appendRect(
|
|
aTextLinesPolyPoly,
|
|
rStartPos,
|
|
0,
|
|
rTextLineInfo.mnStrikeoutOffset,
|
|
rLineWidth,
|
|
rTextLineInfo.mnStrikeoutOffset + rTextLineInfo.mnLineHeight );
|
|
break;
|
|
|
|
case STRIKEOUT_BOLD:
|
|
appendRect(
|
|
aTextLinesPolyPoly,
|
|
rStartPos,
|
|
0,
|
|
rTextLineInfo.mnStrikeoutOffset,
|
|
rLineWidth,
|
|
rTextLineInfo.mnStrikeoutOffset + 2*rTextLineInfo.mnLineHeight );
|
|
break;
|
|
|
|
case STRIKEOUT_DOUBLE:
|
|
appendRect(
|
|
aTextLinesPolyPoly,
|
|
rStartPos,
|
|
0,
|
|
rTextLineInfo.mnStrikeoutOffset - rTextLineInfo.mnLineHeight,
|
|
rLineWidth,
|
|
rTextLineInfo.mnStrikeoutOffset );
|
|
|
|
appendRect(
|
|
aTextLinesPolyPoly,
|
|
rStartPos,
|
|
0,
|
|
rTextLineInfo.mnStrikeoutOffset + 2*rTextLineInfo.mnLineHeight,
|
|
rLineWidth,
|
|
rTextLineInfo.mnStrikeoutOffset + 3*rTextLineInfo.mnLineHeight );
|
|
break;
|
|
|
|
default:
|
|
ENSURE_OR_THROW( false,
|
|
"::cppcanvas::internal::createTextLinesPolyPolygon(): Unexpected strikeout case" );
|
|
}
|
|
|
|
return aTextLinesPolyPoly;
|
|
}
|
|
|
|
::basegfx::B2DRange calcDevicePixelBounds( const ::basegfx::B2DRange& rBounds,
|
|
const rendering::ViewState& viewState,
|
|
const rendering::RenderState& renderState )
|
|
{
|
|
::basegfx::B2DHomMatrix aTransform;
|
|
::canvas::tools::mergeViewAndRenderTransform( aTransform,
|
|
viewState,
|
|
renderState );
|
|
|
|
::basegfx::B2DRange aTransformedBounds;
|
|
return ::canvas::tools::calcTransformedRectBounds( aTransformedBounds,
|
|
rBounds,
|
|
aTransform );
|
|
}
|
|
|
|
// create line actions for text such as underline and
|
|
// strikeout
|
|
::basegfx::B2DPolyPolygon createTextLinesPolyPolygon( const double& rStartOffset,
|
|
const double& rLineWidth,
|
|
const TextLineInfo& rTextLineInfo )
|
|
{
|
|
return createTextLinesPolyPolygon(
|
|
::basegfx::B2DPoint( rStartOffset,
|
|
0.0 ),
|
|
rLineWidth,
|
|
rTextLineInfo );
|
|
}
|
|
}
|
|
}
|