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Diffstat (limited to 'slideshow/source/engine/expressionnodefactory.cxx')
| -rw-r--r-- | slideshow/source/engine/expressionnodefactory.cxx | 282 |
1 files changed, 0 insertions, 282 deletions
diff --git a/slideshow/source/engine/expressionnodefactory.cxx b/slideshow/source/engine/expressionnodefactory.cxx deleted file mode 100644 index 14426cb59..000000000 --- a/slideshow/source/engine/expressionnodefactory.cxx +++ /dev/null @@ -1,282 +0,0 @@ -/* -*- 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_slideshow.hxx" - -// must be first -#include <canvas/debug.hxx> -#include <expressionnodefactory.hxx> - -#include <canvas/verbosetrace.hxx> - -#include <basegfx/matrix/b2dhommatrix.hxx> -#include <basegfx/point/b2dpoint.hxx> - -#include <functional> -#include <algorithm> - - -/* Implementation of ExpressionNodeFactory class */ - -namespace slideshow -{ - namespace internal - { - namespace - { - class ConstantValueExpression : public ExpressionNode - { - public: - ConstantValueExpression( double rValue ) : - maValue( rValue ) - { - } - - virtual double operator()( double /*t*/ ) const - { - return maValue; - } - - virtual bool isConstant() const - { - return true; - } - - private: - double maValue; - }; - - class TValueExpression : public ExpressionNode - { - public: - TValueExpression() - { - } - - virtual double operator()( double t ) const - { - return t; - } - - virtual bool isConstant() const - { - return false; - } - }; - - /** Base class for following binary functions (*+-/) - - Does not pay off to have all this as a template, since - we'd have to hold the functor as a member (+33% object - size). - */ - class BinaryExpressionBase : public ExpressionNode - { - public: - BinaryExpressionBase( const ExpressionNodeSharedPtr& rFirstArg, - const ExpressionNodeSharedPtr& rSecondArg ) : - mpFirstArg( rFirstArg ), - mpSecondArg( rSecondArg ) - { - } - - virtual bool isConstant() const - { - return - mpFirstArg->isConstant() && - mpSecondArg->isConstant(); - } - - protected: - ExpressionNodeSharedPtr mpFirstArg; - ExpressionNodeSharedPtr mpSecondArg; - }; - - class PlusExpression : public BinaryExpressionBase - { - public: - PlusExpression( const ExpressionNodeSharedPtr& rFirstArg, - const ExpressionNodeSharedPtr& rSecondArg ) : - BinaryExpressionBase( rFirstArg, rSecondArg ) - { - } - - virtual double operator()( double t ) const - { - return (*mpFirstArg)(t) + (*mpSecondArg)(t); - } - }; - - class MinusExpression : public BinaryExpressionBase - { - public: - MinusExpression( const ExpressionNodeSharedPtr& rFirstArg, - const ExpressionNodeSharedPtr& rSecondArg ) : - BinaryExpressionBase( rFirstArg, rSecondArg ) - { - } - - virtual double operator()( double t ) const - { - return (*mpFirstArg)(t) - (*mpSecondArg)(t); - } - }; - - class MultipliesExpression : public BinaryExpressionBase - { - public: - MultipliesExpression( const ExpressionNodeSharedPtr& rFirstArg, - const ExpressionNodeSharedPtr& rSecondArg ) : - BinaryExpressionBase( rFirstArg, rSecondArg ) - { - } - - virtual double operator()( double t ) const - { - return (*mpFirstArg)(t) * (*mpSecondArg)(t); - } - }; - - class DividesExpression : public BinaryExpressionBase - { - public: - DividesExpression( const ExpressionNodeSharedPtr& rFirstArg, - const ExpressionNodeSharedPtr& rSecondArg ) : - BinaryExpressionBase( rFirstArg, rSecondArg ) - { - } - - virtual double operator()( double t ) const - { - return (*mpFirstArg)(t) / (*mpSecondArg)(t); - } - }; - - class ComposedExpression : public BinaryExpressionBase - { - public: - ComposedExpression( const ExpressionNodeSharedPtr& rFirstArg, - const ExpressionNodeSharedPtr& rSecondArg ) : - BinaryExpressionBase( rFirstArg, rSecondArg ) - { - } - - virtual double operator()( double t ) const - { - return (*mpFirstArg)( (*mpSecondArg)(t) ); - } - }; - - class MinExpression : public BinaryExpressionBase - { - public: - MinExpression( const ExpressionNodeSharedPtr& rFirstArg, - const ExpressionNodeSharedPtr& rSecondArg ) : - BinaryExpressionBase( rFirstArg, rSecondArg ) - { - } - - virtual double operator()( double t ) const - { - return ::std::min( (*mpFirstArg)(t), (*mpSecondArg)(t) ); - } - }; - - class MaxExpression : public BinaryExpressionBase - { - public: - MaxExpression( const ExpressionNodeSharedPtr& rFirstArg, - const ExpressionNodeSharedPtr& rSecondArg ) : - BinaryExpressionBase( rFirstArg, rSecondArg ) - { - } - - virtual double operator()( double t ) const - { - return ::std::max( (*mpFirstArg)(t), (*mpSecondArg)(t) ); - } - }; - } - - ExpressionNodeSharedPtr ExpressionNodeFactory::createConstantValueExpression( double rConstantValue ) - { - return ExpressionNodeSharedPtr( new ConstantValueExpression(rConstantValue) ); - } - - ExpressionNodeSharedPtr ExpressionNodeFactory::createValueTExpression() - { - return ExpressionNodeSharedPtr( new TValueExpression() ); - } - - ExpressionNodeSharedPtr ExpressionNodeFactory::createPlusExpression( const ExpressionNodeSharedPtr& rLHS, - const ExpressionNodeSharedPtr& rRHS ) - { - return ExpressionNodeSharedPtr( new PlusExpression(rLHS, rRHS) ); - } - - ExpressionNodeSharedPtr ExpressionNodeFactory::createMinusExpression( const ExpressionNodeSharedPtr& rLHS, - const ExpressionNodeSharedPtr& rRHS ) - { - return ExpressionNodeSharedPtr( new MinusExpression(rLHS, rRHS) ); - } - - ExpressionNodeSharedPtr ExpressionNodeFactory::createMultipliesExpression( const ExpressionNodeSharedPtr& rLHS, - const ExpressionNodeSharedPtr& rRHS ) - { - return ExpressionNodeSharedPtr( new MultipliesExpression(rLHS, rRHS) ); - } - - ExpressionNodeSharedPtr ExpressionNodeFactory::createDividesExpression( const ExpressionNodeSharedPtr& rLHS, - const ExpressionNodeSharedPtr& rRHS ) - { - return ExpressionNodeSharedPtr( new DividesExpression(rLHS, rRHS) ); - } - - ExpressionNodeSharedPtr ExpressionNodeFactory::createComposedExpression ( const ExpressionNodeSharedPtr& rOuterFunction, - const ExpressionNodeSharedPtr& rInnerFunction ) - { - return ExpressionNodeSharedPtr( new ComposedExpression(rOuterFunction, rInnerFunction) ); - } - - ExpressionNodeSharedPtr ExpressionNodeFactory::createMinExpression ( const ExpressionNodeSharedPtr& rOuterFunction, - const ExpressionNodeSharedPtr& rInnerFunction ) - { - return ExpressionNodeSharedPtr( new MinExpression(rOuterFunction, rInnerFunction) ); - } - - ExpressionNodeSharedPtr ExpressionNodeFactory::createMaxExpression ( const ExpressionNodeSharedPtr& rOuterFunction, - const ExpressionNodeSharedPtr& rInnerFunction ) - { - return ExpressionNodeSharedPtr( new MaxExpression(rOuterFunction, rInnerFunction) ); - } - - } -} - -/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |