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Diffstat (limited to 'drawinglayer/source/primitive2d/texteffectprimitive2d.cxx')
| -rw-r--r-- | drawinglayer/source/primitive2d/texteffectprimitive2d.cxx | 242 |
1 files changed, 242 insertions, 0 deletions
diff --git a/drawinglayer/source/primitive2d/texteffectprimitive2d.cxx b/drawinglayer/source/primitive2d/texteffectprimitive2d.cxx new file mode 100644 index 000000000000..41e51c6e9e2f --- /dev/null +++ b/drawinglayer/source/primitive2d/texteffectprimitive2d.cxx @@ -0,0 +1,242 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/************************************************************************* + * + * 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_drawinglayer.hxx" + +#include <drawinglayer/primitive2d/texteffectprimitive2d.hxx> +#include <drawinglayer/geometry/viewinformation2d.hxx> +#include <drawinglayer/primitive2d/modifiedcolorprimitive2d.hxx> +#include <drawinglayer/primitive2d/transformprimitive2d.hxx> +#include <drawinglayer/primitive2d/drawinglayer_primitivetypes2d.hxx> +#include <basegfx/matrix/b2dhommatrixtools.hxx> + +////////////////////////////////////////////////////////////////////////////// + +namespace drawinglayer +{ + namespace primitive2d + { + static double fDiscreteSize(1.1); + + Primitive2DSequence TextEffectPrimitive2D::create2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const + { + Primitive2DSequence aRetval; + + // get the distance of one discrete units from target display. Use between 1.0 and sqrt(2) to + // have good results on rotated objects, too + const basegfx::B2DVector aDistance(rViewInformation.getInverseObjectToViewTransformation() * + basegfx::B2DVector(fDiscreteSize, fDiscreteSize)); + const basegfx::B2DVector aDiagonalDistance(aDistance * (1.0 / 1.44)); + + switch(getTextEffectStyle2D()) + { + case TEXTEFFECTSTYLE2D_RELIEF_EMBOSSED: + case TEXTEFFECTSTYLE2D_RELIEF_ENGRAVED: + case TEXTEFFECTSTYLE2D_RELIEF_EMBOSSED_DEFAULT: + case TEXTEFFECTSTYLE2D_RELIEF_ENGRAVED_DEFAULT: + { + // prepare transform of sub-group back to (0,0) and align to X-Axis + basegfx::B2DHomMatrix aBackTransform(basegfx::tools::createTranslateB2DHomMatrix( + -getRotationCenter().getX(), -getRotationCenter().getY())); + aBackTransform.rotate(-getDirection()); + + // prepare transform of sub-group back to it's position and rotation + basegfx::B2DHomMatrix aForwardTransform(basegfx::tools::createRotateB2DHomMatrix(getDirection())); + aForwardTransform.translate(getRotationCenter().getX(), getRotationCenter().getY()); + + // create transformation for one discrete unit + const bool bEmbossed( + TEXTEFFECTSTYLE2D_RELIEF_EMBOSSED == getTextEffectStyle2D() + || TEXTEFFECTSTYLE2D_RELIEF_EMBOSSED_DEFAULT == getTextEffectStyle2D()); + const bool bDefaultTextColor( + TEXTEFFECTSTYLE2D_RELIEF_EMBOSSED_DEFAULT == getTextEffectStyle2D() + || TEXTEFFECTSTYLE2D_RELIEF_ENGRAVED_DEFAULT == getTextEffectStyle2D()); + basegfx::B2DHomMatrix aTransform(aBackTransform); + aRetval.realloc(2); + + if(bEmbossed) + { + // to bottom-right + aTransform.translate(aDiagonalDistance.getX(), aDiagonalDistance.getY()); + } + else + { + // to top-left + aTransform.translate(-aDiagonalDistance.getX(), -aDiagonalDistance.getY()); + } + + aTransform *= aForwardTransform; + + if(bDefaultTextColor) + { + // emboss/engrave in black, original forced to white + const basegfx::BColorModifier aBColorModifierToGray(basegfx::BColor(0.0)); + const Primitive2DReference xModifiedColor(new ModifiedColorPrimitive2D(getTextContent(), aBColorModifierToGray)); + aRetval[0] = Primitive2DReference(new TransformPrimitive2D(aTransform, Primitive2DSequence(&xModifiedColor, 1))); + + // add original, too + const basegfx::BColorModifier aBColorModifierToWhite(basegfx::BColor(1.0)); + aRetval[1] = Primitive2DReference(new ModifiedColorPrimitive2D(getTextContent(), aBColorModifierToWhite)); + } + else + { + // emboss/engrave in gray, keep original's color + const basegfx::BColorModifier aBColorModifierToGray(basegfx::BColor(0.75)); // 192 + const Primitive2DReference xModifiedColor(new ModifiedColorPrimitive2D(getTextContent(), aBColorModifierToGray)); + aRetval[0] = Primitive2DReference(new TransformPrimitive2D(aTransform, Primitive2DSequence(&xModifiedColor, 1))); + + // add original, too + aRetval[1] = Primitive2DReference(new GroupPrimitive2D(getTextContent())); + } + + break; + } + case TEXTEFFECTSTYLE2D_OUTLINE: + { + // create transform primitives in all directions + basegfx::B2DHomMatrix aTransform; + aRetval.realloc(9); + + aTransform.set(0, 2, aDistance.getX()); + aTransform.set(1, 2, 0.0); + aRetval[0] = Primitive2DReference(new TransformPrimitive2D(aTransform, getTextContent())); + + aTransform.set(0, 2, aDiagonalDistance.getX()); + aTransform.set(1, 2, aDiagonalDistance.getY()); + aRetval[1] = Primitive2DReference(new TransformPrimitive2D(aTransform, getTextContent())); + + aTransform.set(0, 2, 0.0); + aTransform.set(1, 2, aDistance.getY()); + aRetval[2] = Primitive2DReference(new TransformPrimitive2D(aTransform, getTextContent())); + + aTransform.set(0, 2, -aDiagonalDistance.getX()); + aTransform.set(1, 2, aDiagonalDistance.getY()); + aRetval[3] = Primitive2DReference(new TransformPrimitive2D(aTransform, getTextContent())); + + aTransform.set(0, 2, -aDistance.getX()); + aTransform.set(1, 2, 0.0); + aRetval[4] = Primitive2DReference(new TransformPrimitive2D(aTransform, getTextContent())); + + aTransform.set(0, 2, -aDiagonalDistance.getX()); + aTransform.set(1, 2, -aDiagonalDistance.getY()); + aRetval[5] = Primitive2DReference(new TransformPrimitive2D(aTransform, getTextContent())); + + aTransform.set(0, 2, 0.0); + aTransform.set(1, 2, -aDistance.getY()); + aRetval[6] = Primitive2DReference(new TransformPrimitive2D(aTransform, getTextContent())); + + aTransform.set(0, 2, aDiagonalDistance.getX()); + aTransform.set(1, 2, -aDiagonalDistance.getY()); + aRetval[7] = Primitive2DReference(new TransformPrimitive2D(aTransform, getTextContent())); + + // at last, place original over it, but force to white + const basegfx::BColorModifier aBColorModifierToWhite(basegfx::BColor(1.0, 1.0, 1.0)); + aRetval[8] = Primitive2DReference(new ModifiedColorPrimitive2D(getTextContent(), aBColorModifierToWhite)); + + break; + } + } + + return aRetval; + } + + TextEffectPrimitive2D::TextEffectPrimitive2D( + const Primitive2DSequence& rTextContent, + const basegfx::B2DPoint& rRotationCenter, + double fDirection, + TextEffectStyle2D eTextEffectStyle2D) + : BufferedDecompositionPrimitive2D(), + maTextContent(rTextContent), + maRotationCenter(rRotationCenter), + mfDirection(fDirection), + meTextEffectStyle2D(eTextEffectStyle2D) + { + } + + bool TextEffectPrimitive2D::operator==(const BasePrimitive2D& rPrimitive) const + { + if(BasePrimitive2D::operator==(rPrimitive)) + { + const TextEffectPrimitive2D& rCompare = (TextEffectPrimitive2D&)rPrimitive; + + return (getTextContent() == rCompare.getTextContent() + && getRotationCenter() == rCompare.getRotationCenter() + && getDirection() == rCompare.getDirection() + && getTextEffectStyle2D() == rCompare.getTextEffectStyle2D()); + } + + return false; + } + + basegfx::B2DRange TextEffectPrimitive2D::getB2DRange(const geometry::ViewInformation2D& rViewInformation) const + { + // get range of content and grow by used fDiscreteSize. That way it is not necessary to ask + // the whole decomposition for it's ranges (which may be expensive with outline mode which + // then will ask 9 times at nearly the same content. This may even be refined here using the + // TextEffectStyle information, e.g. for TEXTEFFECTSTYLE2D_RELIEF the grow needs only to + // be in two directions + basegfx::B2DRange aRetval(getB2DRangeFromPrimitive2DSequence(getTextContent(), rViewInformation)); + aRetval.grow(fDiscreteSize); + + return aRetval; + } + + Primitive2DSequence TextEffectPrimitive2D::get2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const + { + ::osl::MutexGuard aGuard( m_aMutex ); + + if(getBuffered2DDecomposition().hasElements()) + { + if(maLastObjectToViewTransformation != rViewInformation.getObjectToViewTransformation()) + { + // conditions of last local decomposition have changed, delete + const_cast< TextEffectPrimitive2D* >(this)->setBuffered2DDecomposition(Primitive2DSequence()); + } + } + + if(!getBuffered2DDecomposition().hasElements()) + { + // remember ViewRange and ViewTransformation + const_cast< TextEffectPrimitive2D* >(this)->maLastObjectToViewTransformation = rViewInformation.getObjectToViewTransformation(); + } + + // use parent implementation + return BufferedDecompositionPrimitive2D::get2DDecomposition(rViewInformation); + } + + // provide unique ID + ImplPrimitrive2DIDBlock(TextEffectPrimitive2D, PRIMITIVE2D_ID_TEXTEFFECTPRIMITIVE2D) + + } // end of namespace primitive2d +} // end of namespace drawinglayer + +////////////////////////////////////////////////////////////////////////////// +// eof + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |