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|
/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: vclprocessor2d.cxx,v $
*
* $Revision: 1.31 $
*
* last change: $Author: aw $ $Date: 2008-06-24 15:31:09 $
*
* The Contents of this file are made available subject to
* the terms of GNU Lesser General Public License Version 2.1.
*
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2005 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library 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 for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
************************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_drawinglayer.hxx"
#include <drawinglayer/processor2d/vclprocessor2d.hxx>
#include <drawinglayer/primitive2d/textprimitive2d.hxx>
#include <drawinglayer/primitive2d/textdecoratedprimitive2d.hxx>
#include <tools/debug.hxx>
#include <vcl/outdev.hxx>
#include <drawinglayer/primitive2d/polygonprimitive2d.hxx>
#include <drawinglayer/primitive2d/bitmapprimitive2d.hxx>
#include <vclhelperbitmaptransform.hxx>
#include <basegfx/polygon/b2dpolygontools.hxx>
#include <vclhelperbitmaprender.hxx>
#include <drawinglayer/attribute/sdrfillbitmapattribute.hxx>
#include <drawinglayer/primitive2d/fillbitmapprimitive2d.hxx>
#include <drawinglayer/attribute/fillattribute.hxx>
#include <drawinglayer/primitive2d/polypolygonprimitive2d.hxx>
#include <vclhelpergradient.hxx>
#include <drawinglayer/primitive2d/metafileprimitive2d.hxx>
#include <drawinglayer/primitive2d/maskprimitive2d.hxx>
#include <basegfx/polygon/b2dpolypolygontools.hxx>
#include <vclhelperbufferdevice.hxx>
#include <drawinglayer/primitive2d/modifiedcolorprimitive2d.hxx>
#include <drawinglayer/primitive2d/unifiedalphaprimitive2d.hxx>
#include <drawinglayer/primitive2d/alphaprimitive2d.hxx>
#include <drawinglayer/primitive2d/transformprimitive2d.hxx>
#include <drawinglayer/primitive2d/markerarrayprimitive2d.hxx>
#include <drawinglayer/primitive2d/pointarrayprimitive2d.hxx>
#include <drawinglayer/primitive2d/wrongspellprimitive2d.hxx>
#include <svtools/ctloptions.hxx>
#include <vcl/svapp.hxx>
#include <drawinglayer/primitive2d/pagepreviewprimitive2d.hxx>
#include <tools/diagnose_ex.h>
//////////////////////////////////////////////////////////////////////////////
// control support
#include <com/sun/star/awt/XWindow2.hpp>
#include <com/sun/star/awt/PosSize.hpp>
#include <com/sun/star/awt/XView.hpp>
#include <drawinglayer/primitive2d/controlprimitive2d.hxx>
#include <drawinglayer/primitive2d/textlayoutdevice.hxx>
//////////////////////////////////////////////////////////////////////////////
// for test, can be removed again
#include <basegfx/polygon/b2dpolygonclipper.hxx>
//////////////////////////////////////////////////////////////////////////////
using namespace com::sun::star;
//////////////////////////////////////////////////////////////////////////////
namespace drawinglayer
{
namespace processor2d
{
//////////////////////////////////////////////////////////////////////////////
// UNO class usages
using ::com::sun::star::uno::Reference;
using ::com::sun::star::uno::UNO_QUERY;
using ::com::sun::star::uno::UNO_QUERY_THROW;
using ::com::sun::star::uno::Exception;
using ::com::sun::star::awt::XView;
using ::com::sun::star::awt::XGraphics;
using ::com::sun::star::awt::XWindow;
using ::com::sun::star::awt::PosSize::POSSIZE;
//////////////////////////////////////////////////////////////////////////////
// rendering support
// directdraw of text simple portion or decorated portion primitive. When decorated, all the extra
// information is translated to VCL parameters and set at the font.
// Acceptance is restricted to no shearing and positive scaling in X and Y (no font mirroring
// for VCL)
void VclProcessor2D::RenderTextSimpleOrDecoratedPortionPrimitive2D(const primitive2d::TextSimplePortionPrimitive2D& rTextCandidate)
{
// decompose matrix to have position and size of text
basegfx::B2DHomMatrix aLocalTransform(maCurrentTransformation * rTextCandidate.getTextTransform());
basegfx::B2DVector aScale, aTranslate;
double fRotate, fShearX;
aLocalTransform.decompose(aScale, aTranslate, fRotate, fShearX);
bool bPrimitiveAccepted(false);
if(basegfx::fTools::equalZero(fShearX))
{
if(basegfx::fTools::less(aScale.getX(), 0.0) && basegfx::fTools::less(aScale.getY(), 0.0))
{
// handle special case: If scale is negative in (x,y) (3rd quadrant), it can
// be expressed as rotation by PI
aScale = basegfx::absolute(aScale);
fRotate += F_PI;
}
if(basegfx::fTools::more(aScale.getX(), 0.0) && basegfx::fTools::more(aScale.getY(), 0.0))
{
// prepare everything that is not sheared and mirrored
Font aFont(primitive2d::getVclFontFromFontAttributes(
rTextCandidate.getFontAttributes(), aScale.getX(), aScale.getY(), fRotate, *mpOutputDevice));
// handle additional font attributes
const primitive2d::TextDecoratedPortionPrimitive2D* pTCPP =
dynamic_cast<const primitive2d::TextDecoratedPortionPrimitive2D*>( &rTextCandidate );
if( pTCPP != NULL )
{
// set Underline attribute
FontUnderline eFontUnderline = UNDERLINE_NONE;
switch( pTCPP->getFontUnderline() )
{
default:
DBG_WARNING1( "DrawingLayer: Unknown underline attribute (%d)!", pTCPP->getFontUnderline() );
// fall through
case primitive2d::FONT_UNDERLINE_NONE: eFontUnderline = UNDERLINE_NONE; break;
case primitive2d::FONT_UNDERLINE_SINGLE: eFontUnderline = UNDERLINE_SINGLE; break;
case primitive2d::FONT_UNDERLINE_DOUBLE: eFontUnderline = UNDERLINE_DOUBLE; break;
case primitive2d::FONT_UNDERLINE_DOTTED: eFontUnderline = UNDERLINE_DOTTED; break;
case primitive2d::FONT_UNDERLINE_DASH: eFontUnderline = UNDERLINE_DASH; break;
case primitive2d::FONT_UNDERLINE_LONGDASH: eFontUnderline = UNDERLINE_LONGDASH; break;
case primitive2d::FONT_UNDERLINE_DASHDOT: eFontUnderline = UNDERLINE_DASHDOT; break;
case primitive2d::FONT_UNDERLINE_DASHDOTDOT:eFontUnderline = UNDERLINE_DASHDOTDOT; break;
case primitive2d::FONT_UNDERLINE_SMALLWAVE: eFontUnderline = UNDERLINE_SMALLWAVE; break;
case primitive2d::FONT_UNDERLINE_WAVE: eFontUnderline = UNDERLINE_WAVE; break;
case primitive2d::FONT_UNDERLINE_DOUBLEWAVE:eFontUnderline = UNDERLINE_DOUBLEWAVE; break;
case primitive2d::FONT_UNDERLINE_BOLD: eFontUnderline = UNDERLINE_BOLD; break;
case primitive2d::FONT_UNDERLINE_BOLDDOTTED:eFontUnderline = UNDERLINE_BOLDDOTTED; break;
case primitive2d::FONT_UNDERLINE_BOLDDASH: eFontUnderline = UNDERLINE_BOLDDASH; break;
case primitive2d::FONT_UNDERLINE_BOLDLONGDASH:eFontUnderline = UNDERLINE_LONGDASH; break;
case primitive2d::FONT_UNDERLINE_BOLDDASHDOT:eFontUnderline = UNDERLINE_BOLDDASHDOT; break;
case primitive2d::FONT_UNDERLINE_BOLDDASHDOTDOT:eFontUnderline = UNDERLINE_BOLDDASHDOT; break;
case primitive2d::FONT_UNDERLINE_BOLDWAVE: eFontUnderline = UNDERLINE_BOLDWAVE; break;
}
if( eFontUnderline != UNDERLINE_NONE )
{
aFont.SetUnderline( eFontUnderline );
if( pTCPP->getWordLineMode() )
aFont.SetWordLineMode( true );
//TODO: ??? if( pTCPP->getUnderlineAbove() )
// aFont.SetUnderlineAbove( true );
}
// set Strikeout attribute
FontStrikeout eFontStrikeout = STRIKEOUT_NONE;
switch( pTCPP->getFontStrikeout() )
{
default:
DBG_WARNING1( "DrawingLayer: Unknown strikeout attribute (%d)!", pTCPP->getFontUnderline() );
// fall through
case primitive2d::FONT_STRIKEOUT_NONE: eFontStrikeout = STRIKEOUT_NONE; break;
case primitive2d::FONT_STRIKEOUT_SINGLE: eFontStrikeout = STRIKEOUT_SINGLE; break;
case primitive2d::FONT_STRIKEOUT_DOUBLE: eFontStrikeout = STRIKEOUT_DOUBLE; break;
case primitive2d::FONT_STRIKEOUT_BOLD: eFontStrikeout = STRIKEOUT_BOLD; break;
case primitive2d::FONT_STRIKEOUT_SLASH: eFontStrikeout = STRIKEOUT_SLASH; break;
case primitive2d::FONT_STRIKEOUT_X: eFontStrikeout = STRIKEOUT_X; break;
}
if( eFontStrikeout != STRIKEOUT_NONE )
aFont.SetStrikeout( eFontStrikeout );
// set EmphasisMark attribute
FontEmphasisMark eFontEmphasisMark = EMPHASISMARK_NONE;
switch( pTCPP->getFontEmphasisMark() )
{
default:
DBG_WARNING1( "DrawingLayer: Unknown EmphasisMark style (%d)!", pTCPP->getFontEmphasisMark() );
// fall through
case primitive2d::FONT_EMPHASISMARK_NONE: eFontEmphasisMark = EMPHASISMARK_NONE; break;
case primitive2d::FONT_EMPHASISMARK_DOT: eFontEmphasisMark = EMPHASISMARK_DOT; break;
case primitive2d::FONT_EMPHASISMARK_CIRCLE: eFontEmphasisMark = EMPHASISMARK_CIRCLE; break;
case primitive2d::FONT_EMPHASISMARK_DISC: eFontEmphasisMark = EMPHASISMARK_DISC; break;
case primitive2d::FONT_EMPHASISMARK_ACCENT: eFontEmphasisMark = EMPHASISMARK_ACCENT; break;
}
if( eFontEmphasisMark != EMPHASISMARK_NONE )
{
DBG_ASSERT( (pTCPP->getEmphasisMarkAbove() != pTCPP->getEmphasisMarkBelow()),
"DrawingLayer: Bad EmphasisMark position!" );
if( pTCPP->getEmphasisMarkAbove() )
eFontEmphasisMark |= EMPHASISMARK_POS_ABOVE;
else
eFontEmphasisMark |= EMPHASISMARK_POS_BELOW;
aFont.SetEmphasisMark( eFontEmphasisMark );
}
// set Relief attribute
FontRelief eFontRelief = RELIEF_NONE;
switch( pTCPP->getFontRelief() )
{
default:
DBG_WARNING1( "DrawingLayer: Unknown Relief style (%d)!", pTCPP->getFontRelief() );
// fall through
case primitive2d::FONT_RELIEF_NONE: eFontRelief = RELIEF_NONE; break;
case primitive2d::FONT_RELIEF_EMBOSSED: eFontRelief = RELIEF_EMBOSSED; break;
case primitive2d::FONT_RELIEF_ENGRAVED: eFontRelief = RELIEF_ENGRAVED; break;
}
if( eFontRelief != RELIEF_NONE )
aFont.SetRelief( eFontRelief );
// set Shadow attribute
if( pTCPP->getShadow() )
aFont.SetShadow( true );
}
// create transformed integer DXArray in view coordinate system
::std::vector< sal_Int32 > aTransformedDXArray;
if(rTextCandidate.getDXArray().size())
{
aTransformedDXArray.reserve(rTextCandidate.getDXArray().size());
const basegfx::B2DVector aPixelVector(aLocalTransform * basegfx::B2DVector(1.0, 0.0));
const double fPixelVectorFactor(aPixelVector.getLength());
for(::std::vector< double >::const_iterator aStart(rTextCandidate.getDXArray().begin()); aStart != rTextCandidate.getDXArray().end(); aStart++)
{
aTransformedDXArray.push_back(basegfx::fround((*aStart) * fPixelVectorFactor));
}
}
// set parameters and paint text snippet
const basegfx::BColor aRGBFontColor(maBColorModifierStack.getModifiedColor(rTextCandidate.getFontColor()));
const basegfx::B2DPoint aPoint(aLocalTransform * basegfx::B2DPoint(0.0, 0.0));
const Point aStartPoint(basegfx::fround(aPoint.getX()), basegfx::fround(aPoint.getY()));
const sal_uInt32 nOldLayoutMode(mpOutputDevice->GetLayoutMode());
if(rTextCandidate.getFontAttributes().getRTL())
{
sal_uInt32 nRTLLayoutMode(nOldLayoutMode & ~(TEXT_LAYOUT_COMPLEX_DISABLED|TEXT_LAYOUT_BIDI_STRONG));
nRTLLayoutMode |= TEXT_LAYOUT_BIDI_RTL|TEXT_LAYOUT_TEXTORIGIN_LEFT;
mpOutputDevice->SetLayoutMode(nRTLLayoutMode);
}
mpOutputDevice->SetFont(aFont);
mpOutputDevice->SetTextColor(Color(aRGBFontColor));
mpOutputDevice->DrawTextArray(
aStartPoint,
rTextCandidate.getText(),
aTransformedDXArray.size() ? &(aTransformedDXArray[0]) : NULL,
rTextCandidate.getTextPosition(),
rTextCandidate.getTextLength());
if(rTextCandidate.getFontAttributes().getRTL())
{
mpOutputDevice->SetLayoutMode(nOldLayoutMode);
}
bPrimitiveAccepted = true;
}
}
if(!bPrimitiveAccepted)
{
// let break down
process(rTextCandidate.get2DDecomposition(getViewInformation2D()));
}
}
// direct draw of hairline
void VclProcessor2D::RenderPolygonHairlinePrimitive2D(const primitive2d::PolygonHairlinePrimitive2D& rPolygonCandidate)
{
const basegfx::BColor aHairlineColor(maBColorModifierStack.getModifiedColor(rPolygonCandidate.getBColor()));
mpOutputDevice->SetLineColor(Color(aHairlineColor));
mpOutputDevice->SetFillColor();
basegfx::B2DPolygon aLocalPolygon(rPolygonCandidate.getB2DPolygon());
aLocalPolygon.transform(maCurrentTransformation);
mpOutputDevice->DrawPolyLine(aLocalPolygon, 0.0);
}
// direct draw of transformed BitmapEx primitive
void VclProcessor2D::RenderBitmapPrimitive2D(const primitive2d::BitmapPrimitive2D& rBitmapCandidate)
{
// create local transform
basegfx::B2DHomMatrix aLocalTransform(maCurrentTransformation * rBitmapCandidate.getTransform());
BitmapEx aBitmapEx(rBitmapCandidate.getBitmapEx());
bool bPainted(false);
if(maBColorModifierStack.count())
{
aBitmapEx = impModifyBitmapEx(maBColorModifierStack, aBitmapEx);
if(aBitmapEx.IsEmpty())
{
// color gets completely replaced, get it
const basegfx::BColor aModifiedColor(maBColorModifierStack.getModifiedColor(basegfx::BColor()));
basegfx::B2DPolygon aPolygon(basegfx::tools::createPolygonFromRect(basegfx::B2DRange(0.0, 0.0, 1.0, 1.0)));
aPolygon.transform(aLocalTransform);
mpOutputDevice->SetFillColor(Color(aModifiedColor));
mpOutputDevice->SetLineColor();
mpOutputDevice->DrawPolygon(aPolygon);
bPainted = true;
}
}
if(!bPainted)
{
static bool bForceUseOfOwnTransformer(false);
static bool bUseGraphicManager(true);
// decompose matrix to check for shear, rotate and mirroring
basegfx::B2DVector aScale, aTranslate;
double fRotate, fShearX;
aLocalTransform.decompose(aScale, aTranslate, fRotate, fShearX);
if(!bForceUseOfOwnTransformer && basegfx::fTools::equalZero(fShearX))
{
if(!bUseGraphicManager && basegfx::fTools::equalZero(fRotate))
{
RenderBitmapPrimitive2D_BitmapEx(*mpOutputDevice, aBitmapEx, aLocalTransform);
}
else
{
RenderBitmapPrimitive2D_GraphicManager(*mpOutputDevice, aBitmapEx, aLocalTransform);
}
}
else
{
if(!aBitmapEx.IsTransparent() && (!basegfx::fTools::equalZero(fShearX) || !basegfx::fTools::equalZero(fRotate)))
{
// parts will be uncovered, extend aBitmapEx with a mask bitmap
const Bitmap aContent(aBitmapEx.GetBitmap());
aBitmapEx = BitmapEx(aContent, Bitmap(aContent.GetSizePixel(), 1));
}
RenderBitmapPrimitive2D_self(*mpOutputDevice, aBitmapEx, aLocalTransform);
}
}
}
void VclProcessor2D::RenderFillBitmapPrimitive2D(const primitive2d::FillBitmapPrimitive2D& rFillBitmapCandidate)
{
const attribute::FillBitmapAttribute& rFillBitmapAttribute(rFillBitmapCandidate.getFillBitmap());
bool bPrimitiveAccepted(false);
if(rFillBitmapAttribute.getTiling())
{
// decompose matrix to check for shear, rotate and mirroring
basegfx::B2DHomMatrix aLocalTransform(maCurrentTransformation * rFillBitmapCandidate.getTransformation());
basegfx::B2DVector aScale, aTranslate;
double fRotate, fShearX;
aLocalTransform.decompose(aScale, aTranslate, fRotate, fShearX);
if(basegfx::fTools::equalZero(fRotate) && basegfx::fTools::equalZero(fShearX))
{
// no shear or rotate, draw direct in pixel coordinates
bPrimitiveAccepted = true;
BitmapEx aBitmapEx(rFillBitmapAttribute.getBitmap());
bool bPainted(false);
if(maBColorModifierStack.count())
{
aBitmapEx = impModifyBitmapEx(maBColorModifierStack, aBitmapEx);
if(aBitmapEx.IsEmpty())
{
// color gets completely replaced, get it
const basegfx::BColor aModifiedColor(maBColorModifierStack.getModifiedColor(basegfx::BColor()));
basegfx::B2DPolygon aPolygon(basegfx::tools::createPolygonFromRect(basegfx::B2DRange(0.0, 0.0, 1.0, 1.0)));
aPolygon.transform(aLocalTransform);
mpOutputDevice->SetFillColor(Color(aModifiedColor));
mpOutputDevice->SetLineColor();
mpOutputDevice->DrawPolygon(aPolygon);
bPainted = true;
}
}
if(!bPainted)
{
const basegfx::B2DPoint aObjTopLeft(aTranslate.getX(), aTranslate.getY());
const basegfx::B2DPoint aObjBottomRight(aTranslate.getX() + aScale.getX(), aTranslate.getY() + aScale.getY());
const Point aObjTL(mpOutputDevice->LogicToPixel(Point((sal_Int32)aObjTopLeft.getX(), (sal_Int32)aObjTopLeft.getY())));
const Point aObjBR(mpOutputDevice->LogicToPixel(Point((sal_Int32)aObjBottomRight.getX(), (sal_Int32)aObjBottomRight.getY())));
const basegfx::B2DPoint aBmpTopLeft(aLocalTransform * rFillBitmapAttribute.getTopLeft());
const basegfx::B2DPoint aBmpBottomRight(aLocalTransform * basegfx::B2DPoint(rFillBitmapAttribute.getTopLeft() + rFillBitmapAttribute.getSize()));
const Point aBmpTL(mpOutputDevice->LogicToPixel(Point((sal_Int32)aBmpTopLeft.getX(), (sal_Int32)aBmpTopLeft.getY())));
const Point aBmpBR(mpOutputDevice->LogicToPixel(Point((sal_Int32)aBmpBottomRight.getX(), (sal_Int32)aBmpBottomRight.getY())));
sal_Int32 nOWidth(aObjBR.X() - aObjTL.X());
sal_Int32 nOHeight(aObjBR.Y() - aObjTL.Y());
// only do something when object has a size in discrete units
if(nOWidth > 0 && nOHeight > 0)
{
sal_Int32 nBWidth(aBmpBR.X() - aBmpTL.X());
sal_Int32 nBHeight(aBmpBR.Y() - aBmpTL.Y());
// only do something when bitmap fill has a size in discrete units
if(nBWidth > 0 && nBHeight > 0)
{
sal_Int32 nBLeft(aBmpTL.X());
sal_Int32 nBTop(aBmpTL.Y());
if(nBLeft > aObjTL.X())
{
nBLeft -= ((nBLeft / nBWidth) + 1L) * nBWidth;
}
if(nBLeft + nBWidth <= aObjTL.X())
{
nBLeft -= (nBLeft / nBWidth) * nBWidth;
}
if(nBTop > aObjTL.Y())
{
nBTop -= ((nBTop / nBHeight) + 1L) * nBHeight;
}
if(nBTop + nBHeight <= aObjTL.Y())
{
nBTop -= (nBTop / nBHeight) * nBHeight;
}
// nBWidth, nBHeight is the pixel size of the neede bitmap. To not need to scale it
// in vcl many times, create a size-optimized version
const Size aNeededBitmapSizePixel(nBWidth, nBHeight);
if(aNeededBitmapSizePixel != aBitmapEx.GetSizePixel())
{
aBitmapEx.Scale(aNeededBitmapSizePixel);
}
// prepare OutDev
const Point aEmptyPoint(0, 0);
const Rectangle aVisiblePixel(aEmptyPoint, mpOutputDevice->GetOutputSizePixel());
const bool bWasEnabled(mpOutputDevice->IsMapModeEnabled());
mpOutputDevice->EnableMapMode(false);
for(sal_Int32 nXPos(nBLeft); nXPos < aObjTL.X() + nOWidth; nXPos += nBWidth)
{
for(sal_Int32 nYPos(nBTop); nYPos < aObjTL.Y() + nOHeight; nYPos += nBHeight)
{
const Rectangle aOutRectPixel(Point(nXPos, nYPos), aNeededBitmapSizePixel);
if(aOutRectPixel.IsOver(aVisiblePixel))
{
mpOutputDevice->DrawBitmapEx(aOutRectPixel.TopLeft(), aBitmapEx);
}
}
}
// restore OutDev
mpOutputDevice->EnableMapMode(bWasEnabled);
}
}
}
}
}
if(!bPrimitiveAccepted)
{
// do not accept, use decomposition
process(rFillBitmapCandidate.get2DDecomposition(getViewInformation2D()));
}
}
// direct draw of gradient
void VclProcessor2D::RenderPolyPolygonGradientPrimitive2D(const primitive2d::PolyPolygonGradientPrimitive2D& rPolygonCandidate)
{
const attribute::FillGradientAttribute& rGradient(rPolygonCandidate.getFillGradient());
basegfx::BColor aStartColor(maBColorModifierStack.getModifiedColor(rGradient.getStartColor()));
basegfx::BColor aEndColor(maBColorModifierStack.getModifiedColor(rGradient.getEndColor()));
basegfx::B2DPolyPolygon aLocalPolyPolygon(rPolygonCandidate.getB2DPolyPolygon());
aLocalPolyPolygon.transform(maCurrentTransformation);
if(aStartColor == aEndColor)
{
// no gradient at all, draw as polygon
mpOutputDevice->SetLineColor();
mpOutputDevice->SetFillColor(Color(aStartColor));
mpOutputDevice->DrawPolyPolygon(aLocalPolyPolygon);
}
else
{
impDrawGradientToOutDev(
*mpOutputDevice, aLocalPolyPolygon, rGradient.getStyle(), rGradient.getSteps(),
aStartColor, aEndColor, rGradient.getBorder(),
-rGradient.getAngle(), rGradient.getOffsetX(), rGradient.getOffsetY(), false);
}
}
// direct draw of PolyPolygon with color
void VclProcessor2D::RenderPolyPolygonColorPrimitive2D(const primitive2d::PolyPolygonColorPrimitive2D& rPolygonCandidate)
{
const basegfx::BColor aPolygonColor(maBColorModifierStack.getModifiedColor(rPolygonCandidate.getBColor()));
mpOutputDevice->SetFillColor(Color(aPolygonColor));
mpOutputDevice->SetLineColor();
basegfx::B2DPolyPolygon aLocalPolyPolygon(rPolygonCandidate.getB2DPolyPolygon());
aLocalPolyPolygon.transform(maCurrentTransformation);
mpOutputDevice->DrawPolyPolygon(aLocalPolyPolygon);
if(mnPolygonStrokePrimitive2D && getOptionsDrawinglayer().IsAntiAliasing())
{
// when AA is on and this filled polygons are the result of stroked line geometry,
// draw the geometry once extra as lines to avoid AA 'gaps' between partial polygons
mpOutputDevice->SetFillColor();
mpOutputDevice->SetLineColor(Color(aPolygonColor));
const sal_uInt32 nCount(aLocalPolyPolygon.count());
for(sal_uInt32 a(0); a < nCount; a++)
{
mpOutputDevice->DrawPolyLine(aLocalPolyPolygon.getB2DPolygon(a), 0.0);
}
}
static bool bTestPolygonClipping(false);
if(bTestPolygonClipping)
{
static bool bInside(true);
static bool bFilled(false);
static bool bLine(false);
basegfx::B2DRange aRange(aLocalPolyPolygon.getB2DRange());
aRange.grow(aRange.getWidth() * -0.1);
if(bFilled)
{
basegfx::B2DPolyPolygon aFilledClipped(basegfx::tools::clipPolyPolygonOnRange(aLocalPolyPolygon, aRange, bInside, false));
basegfx::BColor aRand(rand() / 32767.0, rand() / 32767.0, rand() / 32767.0);
mpOutputDevice->SetFillColor(Color(aRand));
mpOutputDevice->SetLineColor();
mpOutputDevice->DrawPolyPolygon(aFilledClipped);
}
if(bLine)
{
basegfx::B2DPolyPolygon aLineClipped(basegfx::tools::clipPolyPolygonOnRange(aLocalPolyPolygon, aRange, bInside, true));
basegfx::BColor aRand(rand() / 32767.0, rand() / 32767.0, rand() / 32767.0);
mpOutputDevice->SetFillColor();
mpOutputDevice->SetLineColor(Color(aRand));
for(sal_uInt32 a(0); a < aLineClipped.count(); a++)
{
mpOutputDevice->DrawPolyLine(aLineClipped.getB2DPolygon(a), 0.0);
}
}
}
}
// direct draw of MetaFile
void VclProcessor2D::RenderMetafilePrimitive2D(const primitive2d::MetafilePrimitive2D& rMetaCandidate)
{
// decompose matrix to check for shear, rotate and mirroring
basegfx::B2DHomMatrix aLocalTransform(maCurrentTransformation * rMetaCandidate.getTransform());
basegfx::B2DVector aScale, aTranslate;
double fRotate, fShearX;
aLocalTransform.decompose(aScale, aTranslate, fRotate, fShearX);
// get BoundRect
basegfx::B2DRange aOutlineRange(rMetaCandidate.getB2DRange(getViewInformation2D()));
aOutlineRange.transform(maCurrentTransformation);
// Due to the integer MapModes used from VCL aind inside MetaFiles errors of up to three
// pixels in size may happen. As long as there is no better way (e.g. convert the MetaFile
// to primitives) it is necessary to reduce maximum pixel size by 1 in X and Y and to use
// the inner pixel bounds accordingly (ceil resp. floor). This will also be done for logic
// units e.g. when creating a new MetaFile, but since much huger value ranges are used
// there typically will be okay for this compromize.
Rectangle aDestRectView(
(sal_Int32)ceil(aOutlineRange.getMinX()), (sal_Int32)ceil(aOutlineRange.getMinY()),
(sal_Int32)floor(aOutlineRange.getMaxX()), (sal_Int32)floor(aOutlineRange.getMaxY()));
if(aDestRectView.Right() > aDestRectView.Left())
{
aDestRectView.Right()--;
}
if(aDestRectView.Bottom() > aDestRectView.Top())
{
aDestRectView.Bottom()--;
}
// get metafile (copy it)
GDIMetaFile aMetaFile;
if(maBColorModifierStack.count())
{
const basegfx::BColor aRGBBaseColor(0, 0, 0);
const basegfx::BColor aRGBColor(maBColorModifierStack.getModifiedColor(aRGBBaseColor));
aMetaFile = rMetaCandidate.getMetaFile().GetMonochromeMtf(Color(aRGBColor));
}
else
{
aMetaFile = rMetaCandidate.getMetaFile();
}
// rotation
if(!basegfx::fTools::equalZero(fRotate))
{
double fRotation((fRotate / F_PI180) * -10.0);
aMetaFile.Rotate((sal_uInt16)(fRotation));
}
// paint it
aMetaFile.WindStart();
aMetaFile.Play(mpOutputDevice, aDestRectView.TopLeft(), aDestRectView.GetSize());
}
// mask group. Force output to VDev and create mask from given mask
void VclProcessor2D::RenderMaskPrimitive2DPixel(const primitive2d::MaskPrimitive2D& rMaskCandidate)
{
if(rMaskCandidate.getChildren().hasElements())
{
basegfx::B2DPolyPolygon aMask(rMaskCandidate.getMask());
if(aMask.count())
{
aMask.transform(maCurrentTransformation);
const basegfx::B2DRange aRange(basegfx::tools::getRange(aMask));
impBufferDevice aBufferDevice(*mpOutputDevice, aRange, true);
if(aBufferDevice.isVisible())
{
// remember last OutDev and set to content
OutputDevice* pLastOutputDevice = mpOutputDevice;
mpOutputDevice = &aBufferDevice.getContent();
// paint to it
process(rMaskCandidate.getChildren());
// back to old OutDev
mpOutputDevice = pLastOutputDevice;
// draw mask
if(getOptionsDrawinglayer().IsAntiAliasing())
{
// with AA, use 8bit AlphaMask to get nice borders
VirtualDevice& rAlpha = aBufferDevice.getAlpha();
rAlpha.SetLineColor();
rAlpha.SetFillColor(COL_BLACK);
rAlpha.DrawPolyPolygon(aMask);
// dump buffer to outdev
aBufferDevice.paint();
}
else
{
// No AA, use 1bit mask
VirtualDevice& rMask = aBufferDevice.getMask();
rMask.SetLineColor();
rMask.SetFillColor(COL_BLACK);
rMask.DrawPolyPolygon(aMask);
// dump buffer to outdev
aBufferDevice.paint();
}
}
}
}
}
// modified color group. Force output to unified color.
void VclProcessor2D::RenderModifiedColorPrimitive2D(const primitive2d::ModifiedColorPrimitive2D& rModifiedCandidate)
{
if(rModifiedCandidate.getChildren().hasElements())
{
maBColorModifierStack.push(rModifiedCandidate.getColorModifier());
process(rModifiedCandidate.getChildren());
maBColorModifierStack.pop();
}
}
// unified sub-transparence. Draw to VDev first.
void VclProcessor2D::RenderUnifiedAlphaPrimitive2D(const primitive2d::UnifiedAlphaPrimitive2D& rTransCandidate)
{
static bool bForceToDecomposition(false);
if(rTransCandidate.getChildren().hasElements())
{
if(bForceToDecomposition)
{
// use decomposition
process(rTransCandidate.get2DDecomposition(getViewInformation2D()));
}
else
{
if(0.0 == rTransCandidate.getAlpha())
{
// no transparence used, so just use the content
process(rTransCandidate.getChildren());
}
else if(rTransCandidate.getAlpha() > 0.0 && rTransCandidate.getAlpha() < 1.0)
{
// alpha is in visible range
basegfx::B2DRange aRange(primitive2d::getB2DRangeFromPrimitive2DSequence(rTransCandidate.getChildren(), getViewInformation2D()));
aRange.transform(maCurrentTransformation);
impBufferDevice aBufferDevice(*mpOutputDevice, aRange, true);
if(aBufferDevice.isVisible())
{
// remember last OutDev and set to content
OutputDevice* pLastOutputDevice = mpOutputDevice;
mpOutputDevice = &aBufferDevice.getContent();
// paint content to it
process(rTransCandidate.getChildren());
// back to old OutDev
mpOutputDevice = pLastOutputDevice;
// dump buffer to outdev using given alpha
aBufferDevice.paint(rTransCandidate.getAlpha());
}
}
}
}
}
// sub-transparence group. Draw to VDev first.
void VclProcessor2D::RenderAlphaPrimitive2D(const primitive2d::AlphaPrimitive2D& rTransCandidate)
{
if(rTransCandidate.getChildren().hasElements())
{
basegfx::B2DRange aRange(primitive2d::getB2DRangeFromPrimitive2DSequence(rTransCandidate.getChildren(), getViewInformation2D()));
aRange.transform(maCurrentTransformation);
impBufferDevice aBufferDevice(*mpOutputDevice, aRange, true);
if(aBufferDevice.isVisible())
{
// remember last OutDev and set to content
OutputDevice* pLastOutputDevice = mpOutputDevice;
mpOutputDevice = &aBufferDevice.getContent();
// paint content to it
process(rTransCandidate.getChildren());
// set to mask
mpOutputDevice = &aBufferDevice.getAlpha();
// when painting alpha masks, reset the color stack
basegfx::BColorModifierStack aLastBColorModifierStack(maBColorModifierStack);
maBColorModifierStack = basegfx::BColorModifierStack();
// paint mask to it (always with alpha intensities, evtl. with AA)
process(rTransCandidate.getAlpha());
// back to old color stack
maBColorModifierStack = aLastBColorModifierStack;
// back to old OutDev
mpOutputDevice = pLastOutputDevice;
// dump buffer to outdev
aBufferDevice.paint();
}
}
}
// transform group.
void VclProcessor2D::RenderTransformPrimitive2D(const primitive2d::TransformPrimitive2D& rTransformCandidate)
{
// remember current transformation and ViewInformation
const basegfx::B2DHomMatrix aLastCurrentTransformation(maCurrentTransformation);
const geometry::ViewInformation2D aLastViewInformation2D(getViewInformation2D());
// create new transformations for CurrentTransformation
// and for local ViewInformation2D
maCurrentTransformation = maCurrentTransformation * rTransformCandidate.getTransformation();
const geometry::ViewInformation2D aViewInformation2D(
getViewInformation2D().getObjectTransformation() * rTransformCandidate.getTransformation(),
getViewInformation2D().getViewTransformation(),
getViewInformation2D().getViewport(),
getViewInformation2D().getVisualizedPage(),
getViewInformation2D().getViewTime(),
getViewInformation2D().getExtendedInformationSequence());
updateViewInformation(aViewInformation2D);
// proccess content
process(rTransformCandidate.getChildren());
// restore transformations
maCurrentTransformation = aLastCurrentTransformation;
updateViewInformation(aLastViewInformation2D);
}
// new XDrawPage for ViewInformation2D
void VclProcessor2D::RenderPagePreviewPrimitive2D(const primitive2d::PagePreviewPrimitive2D& rPagePreviewCandidate)
{
// remember current transformation and ViewInformation
const geometry::ViewInformation2D aLastViewInformation2D(getViewInformation2D());
// create new local ViewInformation2D
const geometry::ViewInformation2D aViewInformation2D(
getViewInformation2D().getObjectTransformation(),
getViewInformation2D().getViewTransformation(),
getViewInformation2D().getViewport(),
rPagePreviewCandidate.getXDrawPage(),
getViewInformation2D().getViewTime(),
getViewInformation2D().getExtendedInformationSequence());
updateViewInformation(aViewInformation2D);
// proccess decomposed content
process(rPagePreviewCandidate.get2DDecomposition(getViewInformation2D()));
// restore transformations
updateViewInformation(aLastViewInformation2D);
}
// marker
void VclProcessor2D::RenderMarkerArrayPrimitive2D(const primitive2d::MarkerArrayPrimitive2D& rMarkArrayCandidate)
{
static bool bCheckCompleteMarkerDecompose(false);
if(bCheckCompleteMarkerDecompose)
{
process(rMarkArrayCandidate.get2DDecomposition(getViewInformation2D()));
return;
}
// get data
const std::vector< basegfx::B2DPoint >& rPositions = rMarkArrayCandidate.getPositions();
const sal_uInt32 nCount(rPositions.size());
if(nCount && !rMarkArrayCandidate.getMarker().IsEmpty())
{
// get pixel size
const BitmapEx& rMarker(rMarkArrayCandidate.getMarker());
const Size aBitmapSize(rMarker.GetSizePixel());
if(aBitmapSize.Width() && aBitmapSize.Height())
{
// get discrete half size
const basegfx::B2DVector aDiscreteHalfSize(
(aBitmapSize.getWidth() - 1.0) * 0.5,
(aBitmapSize.getHeight() - 1.0) * 0.5);
const bool bWasEnabled(mpOutputDevice->IsMapModeEnabled());
// do not forget evtl. moved origin in target device MapMode when
// switching it off; it would be missing and lead to wrong positions.
// All his could be done using logic sizes and coordinates, too, but
// we want a 1:1 bitmap rendering here, so it's more safe and faster
// to work with switching off MapMode usage completely.
const Point aOrigin(mpOutputDevice->GetMapMode().GetOrigin());
mpOutputDevice->EnableMapMode(false);
for(std::vector< basegfx::B2DPoint >::const_iterator aIter(rPositions.begin()); aIter != rPositions.end(); aIter++)
{
const basegfx::B2DPoint aDiscreteTopLeft((maCurrentTransformation * (*aIter)) - aDiscreteHalfSize);
const Point aDiscretePoint(basegfx::fround(aDiscreteTopLeft.getX()), basegfx::fround(aDiscreteTopLeft.getY()));
mpOutputDevice->DrawBitmapEx(aDiscretePoint + aOrigin, rMarker);
}
mpOutputDevice->EnableMapMode(bWasEnabled);
}
}
}
// point
void VclProcessor2D::RenderPointArrayPrimitive2D(const primitive2d::PointArrayPrimitive2D& rPointArrayCandidate)
{
const std::vector< basegfx::B2DPoint >& rPositions = rPointArrayCandidate.getPositions();
const basegfx::BColor aRGBColor(maBColorModifierStack.getModifiedColor(rPointArrayCandidate.getRGBColor()));
const Color aVCLColor(aRGBColor);
for(std::vector< basegfx::B2DPoint >::const_iterator aIter(rPositions.begin()); aIter != rPositions.end(); aIter++)
{
const basegfx::B2DPoint aViewPosition(maCurrentTransformation * (*aIter));
const Point aPos(basegfx::fround(aViewPosition.getX()), basegfx::fround(aViewPosition.getY()));
mpOutputDevice->DrawPixel(aPos, aVCLColor);
}
}
void VclProcessor2D::RenderPolygonStrokePrimitive2D(const primitive2d::PolygonStrokePrimitive2D& rPolygonStrokeCandidate)
{
const attribute::LineAttribute& rLineAttribute = rPolygonStrokeCandidate.getLineAttribute();
const double fLineWidth(rLineAttribute.getWidth());
bool bDone(false);
if(basegfx::fTools::more(fLineWidth, 0.0))
{
const basegfx::B2DVector aDiscreteUnit(maCurrentTransformation * basegfx::B2DVector(fLineWidth, 0.0));
const double fDiscreteLineWidth(aDiscreteUnit.getLength());
if(basegfx::fTools::lessOrEqual(fDiscreteLineWidth, 2.5))
{
// force to hairline
const attribute::StrokeAttribute& rStrokeAttribute = rPolygonStrokeCandidate.getStrokeAttribute();
const basegfx::BColor aHairlineColor(maBColorModifierStack.getModifiedColor(rLineAttribute.getColor()));
basegfx::B2DPolyPolygon aHairlinePolyPolygon;
mpOutputDevice->SetLineColor(Color(aHairlineColor));
mpOutputDevice->SetFillColor();
if(0.0 == rStrokeAttribute.getFullDotDashLen())
{
// no line dashing, just copy
aHairlinePolyPolygon.append(rPolygonStrokeCandidate.getB2DPolygon());
}
else
{
// else apply LineStyle
basegfx::tools::applyLineDashing(rPolygonStrokeCandidate.getB2DPolygon(),
rStrokeAttribute.getDotDashArray(),
&aHairlinePolyPolygon, 0, rStrokeAttribute.getFullDotDashLen());
}
const sal_uInt32 nCount(aHairlinePolyPolygon.count());
if(nCount)
{
aHairlinePolyPolygon.transform(maCurrentTransformation);
if(basegfx::fTools::more(fDiscreteLineWidth, 1.5))
{
// line width is in range ]1.5 .. 2.5], use four hairlines
// drawn in a square
basegfx::B2DHomMatrix aMat;
for(sal_uInt32 a(0); a < nCount; a++)
{
basegfx::B2DPolygon aCandidate(aHairlinePolyPolygon.getB2DPolygon(a));
mpOutputDevice->DrawPolyLine(aCandidate, 0.0);
aMat.set(0, 2, 1.0);
aMat.set(1, 2, 0.0);
aCandidate.transform(aMat);
mpOutputDevice->DrawPolyLine(aCandidate, 0.0);
aMat.set(0, 2, 0.0);
aMat.set(1, 2, 1.0);
aCandidate.transform(aMat);
mpOutputDevice->DrawPolyLine(aCandidate, 0.0);
aMat.set(0, 2, -1.0);
aMat.set(1, 2, 0.0);
aCandidate.transform(aMat);
mpOutputDevice->DrawPolyLine(aCandidate, 0.0);
}
}
else
{
for(sal_uInt32 a(0); a < nCount; a++)
{
// draw the basic hairline polygon
const basegfx::B2DPolygon aCandidate(aHairlinePolyPolygon.getB2DPolygon(a));
mpOutputDevice->DrawPolyLine(aCandidate, 0.0);
}
}
}
bDone = true;
}
}
if(!bDone)
{
// line width is big enough for standard filled polygon visualisation or zero
process(rPolygonStrokeCandidate.get2DDecomposition(getViewInformation2D()));
}
}
void VclProcessor2D::adaptLineToFillDrawMode() const
{
const sal_uInt32 nOriginalDrawMode(mpOutputDevice->GetDrawMode());
if(nOriginalDrawMode & (DRAWMODE_BLACKLINE|DRAWMODE_GRAYLINE|DRAWMODE_GHOSTEDLINE|DRAWMODE_WHITELINE|DRAWMODE_SETTINGSLINE))
{
sal_uInt32 nAdaptedDrawMode(nOriginalDrawMode);
if(nOriginalDrawMode & DRAWMODE_BLACKLINE)
{
nAdaptedDrawMode |= DRAWMODE_BLACKFILL;
}
else
{
nAdaptedDrawMode &= ~DRAWMODE_BLACKFILL;
}
if(nOriginalDrawMode & DRAWMODE_GRAYLINE)
{
nAdaptedDrawMode |= DRAWMODE_GRAYFILL;
}
else
{
nAdaptedDrawMode &= ~DRAWMODE_GRAYFILL;
}
if(nOriginalDrawMode & DRAWMODE_GHOSTEDLINE)
{
nAdaptedDrawMode |= DRAWMODE_GHOSTEDFILL;
}
else
{
nAdaptedDrawMode &= ~DRAWMODE_GHOSTEDFILL;
}
if(nOriginalDrawMode & DRAWMODE_WHITELINE)
{
nAdaptedDrawMode |= DRAWMODE_WHITEFILL;
}
else
{
nAdaptedDrawMode &= ~DRAWMODE_WHITEFILL;
}
if(nOriginalDrawMode & DRAWMODE_SETTINGSLINE)
{
nAdaptedDrawMode |= DRAWMODE_SETTINGSFILL;
}
else
{
nAdaptedDrawMode &= ~DRAWMODE_SETTINGSFILL;
}
mpOutputDevice->SetDrawMode(nAdaptedDrawMode);
}
}
void VclProcessor2D::adaptTextToFillDrawMode() const
{
const sal_uInt32 nOriginalDrawMode(mpOutputDevice->GetDrawMode());
if(nOriginalDrawMode & (DRAWMODE_BLACKTEXT|DRAWMODE_GRAYTEXT|DRAWMODE_GHOSTEDTEXT|DRAWMODE_WHITETEXT|DRAWMODE_SETTINGSTEXT))
{
sal_uInt32 nAdaptedDrawMode(nOriginalDrawMode);
if(nOriginalDrawMode & DRAWMODE_BLACKTEXT)
{
nAdaptedDrawMode |= DRAWMODE_BLACKFILL;
}
else
{
nAdaptedDrawMode &= ~DRAWMODE_BLACKFILL;
}
if(nOriginalDrawMode & DRAWMODE_GRAYTEXT)
{
nAdaptedDrawMode |= DRAWMODE_GRAYFILL;
}
else
{
nAdaptedDrawMode &= ~DRAWMODE_GRAYFILL;
}
if(nOriginalDrawMode & DRAWMODE_GHOSTEDTEXT)
{
nAdaptedDrawMode |= DRAWMODE_GHOSTEDFILL;
}
else
{
nAdaptedDrawMode &= ~DRAWMODE_GHOSTEDFILL;
}
if(nOriginalDrawMode & DRAWMODE_WHITETEXT)
{
nAdaptedDrawMode |= DRAWMODE_WHITEFILL;
}
else
{
nAdaptedDrawMode &= ~DRAWMODE_WHITEFILL;
}
if(nOriginalDrawMode & DRAWMODE_SETTINGSTEXT)
{
nAdaptedDrawMode |= DRAWMODE_SETTINGSFILL;
}
else
{
nAdaptedDrawMode &= ~DRAWMODE_SETTINGSFILL;
}
mpOutputDevice->SetDrawMode(nAdaptedDrawMode);
}
}
//////////////////////////////////////////////////////////////////////////////
// process support
VclProcessor2D::VclProcessor2D(
const geometry::ViewInformation2D& rViewInformation,
OutputDevice& rOutDev)
: BaseProcessor2D(rViewInformation),
mpOutputDevice(&rOutDev),
maBColorModifierStack(),
maCurrentTransformation(),
maDrawinglayerOpt(),
mnPolygonStrokePrimitive2D(0)
{
// set digit language, derived from SvtCTLOptions to have the correct
// number display for arabic/hindi numerals
const SvtCTLOptions aSvtCTLOptions;
LanguageType eLang(LANGUAGE_SYSTEM);
if(SvtCTLOptions::NUMERALS_HINDI == aSvtCTLOptions.GetCTLTextNumerals())
{
eLang = LANGUAGE_ARABIC;
}
else if(SvtCTLOptions::NUMERALS_ARABIC == aSvtCTLOptions.GetCTLTextNumerals())
{
eLang = LANGUAGE_ENGLISH;
}
else
{
eLang = (LanguageType)Application::GetSettings().GetLanguage();
}
rOutDev.SetDigitLanguage(eLang);
}
VclProcessor2D::~VclProcessor2D()
{
}
} // end of namespace processor2d
} // end of namespace drawinglayer
//////////////////////////////////////////////////////////////////////////////
// eof
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