/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ /* * This file is part of the Collabora Office project. * * This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. * * This file incorporates work covered by the following license notice: * * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed * with this work for additional information regarding copyright * ownership. The ASF licenses this file to you under the Apache * License, Version 2.0 (the "License"); you may not use this file * except in compliance with the License. You may obtain a copy of * the License at http://www.apache.org/licenses/LICENSE-2.0 . */ #include #include #include #include #include #include namespace drawinglayer::primitive2d { const double fDiscreteSize(1.1); Primitive2DReference TextEffectPrimitive2D::create2DDecomposition( const geometry::ViewInformation2D& rViewInformation) const { // 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 / M_SQRT2)); Primitive2DContainer aContainer; switch (getTextEffectStyle2D()) { case TextEffectStyle2D::ReliefEmbossed: case TextEffectStyle2D::ReliefEmbossedDefault: case TextEffectStyle2D::ReliefEngravedDefault: { // prepare transform of sub-group back to (0,0) and align to X-Axis basegfx::B2DHomMatrix aBackTransform(basegfx::utils::createTranslateB2DHomMatrix( -getRotationCenter().getX(), -getRotationCenter().getY())); aBackTransform.rotate(-getDirection()); // prepare transform of sub-group back to its position and rotation basegfx::B2DHomMatrix aForwardTransform( basegfx::utils::createRotateB2DHomMatrix(getDirection())); aForwardTransform.translate(getRotationCenter().getX(), getRotationCenter().getY()); // create transformation for one discrete unit const bool bEmbossed(TextEffectStyle2D::ReliefEmbossed == getTextEffectStyle2D() || TextEffectStyle2D::ReliefEmbossedDefault == getTextEffectStyle2D()); const bool bDefaultTextColor( TextEffectStyle2D::ReliefEmbossedDefault == getTextEffectStyle2D() || TextEffectStyle2D::ReliefEngravedDefault == getTextEffectStyle2D()); basegfx::B2DHomMatrix aTransform(aBackTransform); 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 basegfx::BColorModifierSharedPtr aBColorModifierToGray = std::make_shared(basegfx::BColor(0.0)); Primitive2DReference xModifiedColor(new ModifiedColorPrimitive2D( Primitive2DContainer(getTextContent()), std::move(aBColorModifierToGray))); aContainer.push_back( new TransformPrimitive2D(aTransform, Primitive2DContainer{ xModifiedColor })); // add original, too basegfx::BColorModifierSharedPtr aBColorModifierToWhite = std::make_shared(basegfx::BColor(1.0)); aContainer.push_back(new ModifiedColorPrimitive2D( Primitive2DContainer(getTextContent()), std::move(aBColorModifierToWhite))); } else { // emboss/engrave in gray, keep original's color basegfx::BColorModifierSharedPtr aBColorModifierToGray = std::make_shared( basegfx::BColor(0.75)); // 192 Primitive2DReference xModifiedColor(new ModifiedColorPrimitive2D( Primitive2DContainer(getTextContent()), std::move(aBColorModifierToGray))); aContainer.push_back( new TransformPrimitive2D(aTransform, Primitive2DContainer{ xModifiedColor })); // add original, too aContainer.push_back(new GroupPrimitive2D(Primitive2DContainer(getTextContent()))); } break; } case TextEffectStyle2D::Outline: { // create transform primitives in all directions basegfx::B2DHomMatrix aTransform; aTransform.set(0, 2, aDistance.getX()); aTransform.set(1, 2, 0.0); aContainer.push_back( new TransformPrimitive2D(aTransform, Primitive2DContainer(getTextContent()))); aTransform.set(0, 2, aDiagonalDistance.getX()); aTransform.set(1, 2, aDiagonalDistance.getY()); aContainer.push_back( new TransformPrimitive2D(aTransform, Primitive2DContainer(getTextContent()))); aTransform.set(0, 2, 0.0); aTransform.set(1, 2, aDistance.getY()); aContainer.push_back( new TransformPrimitive2D(aTransform, Primitive2DContainer(getTextContent()))); aTransform.set(0, 2, -aDiagonalDistance.getX()); aTransform.set(1, 2, aDiagonalDistance.getY()); aContainer.push_back( new TransformPrimitive2D(aTransform, Primitive2DContainer(getTextContent()))); aTransform.set(0, 2, -aDistance.getX()); aTransform.set(1, 2, 0.0); aContainer.push_back( new TransformPrimitive2D(aTransform, Primitive2DContainer(getTextContent()))); aTransform.set(0, 2, -aDiagonalDistance.getX()); aTransform.set(1, 2, -aDiagonalDistance.getY()); aContainer.push_back( new TransformPrimitive2D(aTransform, Primitive2DContainer(getTextContent()))); aTransform.set(0, 2, 0.0); aTransform.set(1, 2, -aDistance.getY()); aContainer.push_back( new TransformPrimitive2D(aTransform, Primitive2DContainer(getTextContent()))); aTransform.set(0, 2, aDiagonalDistance.getX()); aTransform.set(1, 2, -aDiagonalDistance.getY()); aContainer.push_back( new TransformPrimitive2D(aTransform, Primitive2DContainer(getTextContent()))); // at last, place original over it, but force to white basegfx::BColorModifierSharedPtr aBColorModifierToWhite = std::make_shared(basegfx::BColor(1.0, 1.0, 1.0)); aContainer.push_back(new ModifiedColorPrimitive2D( Primitive2DContainer(getTextContent()), std::move(aBColorModifierToWhite))); break; } } return new GroupPrimitive2D(std::move(aContainer)); } TextEffectPrimitive2D::TextEffectPrimitive2D(Primitive2DContainer&& rTextContent, const basegfx::B2DPoint& rRotationCenter, double fDirection, TextEffectStyle2D eTextEffectStyle2D) : maTextContent(std::move(rTextContent)) , maRotationCenter(rRotationCenter) , mfDirection(fDirection) , meTextEffectStyle2D(eTextEffectStyle2D) { } bool TextEffectPrimitive2D::operator==(const BasePrimitive2D& rPrimitive) const { if (BasePrimitive2D::operator==(rPrimitive)) { const TextEffectPrimitive2D& rCompare = static_cast(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 its 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(getTextContent().getB2DRange(rViewInformation)); aRetval.grow(fDiscreteSize); return aRetval; } void TextEffectPrimitive2D::get2DDecomposition( Primitive2DDecompositionVisitor& rVisitor, const geometry::ViewInformation2D& rViewInformation) const { if (hasBuffered2DDecomposition()) { if (maLastObjectToViewTransformation != rViewInformation.getObjectToViewTransformation()) { // conditions of last local decomposition have changed, delete const_cast(this)->setBuffered2DDecomposition(nullptr); } } if (!hasBuffered2DDecomposition()) { // remember ViewRange and ViewTransformation const_cast(this)->maLastObjectToViewTransformation = rViewInformation.getObjectToViewTransformation(); } // use parent implementation BufferedDecompositionPrimitive2D::get2DDecomposition(rVisitor, rViewInformation); } // provide unique ID sal_uInt32 TextEffectPrimitive2D::getPrimitive2DID() const { return PRIMITIVE2D_ID_TEXTEFFECTPRIMITIVE2D; } } // end of namespace /* vim:set shiftwidth=4 softtabstop=4 expandtab: */