/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice 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 .
 */

#ifndef INCLUDED_OOX_VML_VMLSHAPECONTEXT_HXX
#define INCLUDED_OOX_VML_VMLSHAPECONTEXT_HXX

#include <oox/core/contexthandler2.hxx>

namespace oox {
namespace vml {

class Drawing;

struct ShapeTypeModel;
class ShapeType;

struct ClientData;
struct ShapeModel;
class ShapeBase;
class GroupShape;
class RectangleShape;

class ShapeContainer;



class ShapeLayoutContext : public ::oox::core::ContextHandler2
{
public:
    explicit            ShapeLayoutContext(
                            ::oox::core::ContextHandler2Helper& rParent,
                            Drawing& rDrawing );

    virtual ::oox::core::ContextHandlerRef
                        onCreateContext( sal_Int32 nElement, const AttributeList& rAttribs ) SAL_OVERRIDE;

private:
    Drawing&            mrDrawing;
};



class ClientDataContext : public ::oox::core::ContextHandler2
{
public:
    explicit            ClientDataContext(
                            ::oox::core::ContextHandler2Helper& rParent,
                            ClientData& rClientData,
                            const AttributeList& rAttribs );

    virtual ::oox::core::ContextHandlerRef
                        onCreateContext( sal_Int32 nElement, const AttributeList& rAttribs ) SAL_OVERRIDE;
    virtual void        onCharacters( const OUString& rChars ) SAL_OVERRIDE;
    virtual void        onEndElement() SAL_OVERRIDE;

private:
    ClientData&         mrClientData;
    OUString     maElementText;
};



class ShapeContextBase : public ::oox::core::ContextHandler2
{
public:
    static ::oox::core::ContextHandlerRef
                        createShapeContext(
                            ::oox::core::ContextHandler2Helper& rParent,
                            ShapeContainer& rShapes,
                            sal_Int32 nElement,
                            const AttributeList& rAttribs );

protected:
    explicit            ShapeContextBase( ::oox::core::ContextHandler2Helper& rParent );
};



class ShapeTypeContext : public ShapeContextBase
{
public:
    explicit            ShapeTypeContext(
                            ::oox::core::ContextHandler2Helper& rParent,
                            ShapeType& rShapeType,
                            const AttributeList& rAttribs );

    virtual ::oox::core::ContextHandlerRef
                        onCreateContext( sal_Int32 nElement, const AttributeList& rAttribs ) SAL_OVERRIDE;

private:
    /** Processes the 'style' attribute. */
    void                setStyle( const OUString& rStyle );

    /** Resolve a relation identifier to a fragment path. */
    OptValue< OUString > decodeFragmentPath( const AttributeList& rAttribs, sal_Int32 nToken ) const;

private:
    ShapeTypeModel&     mrTypeModel;
};



class ShapeContext : public ShapeTypeContext
{
public:
    explicit            ShapeContext(
                            ::oox::core::ContextHandler2Helper& rParent,
                            ShapeBase& rShape,
                            const AttributeList& rAttribs );

    virtual ::oox::core::ContextHandlerRef
                        onCreateContext( sal_Int32 nElement, const AttributeList& rAttribs ) SAL_OVERRIDE;

private:
    /** Processes the 'points' attribute. */
    void                setPoints( const OUString& rPoints );
    /** Processes the 'from' attribute. */
    void                setFrom( const OUString& rPoints );
    /** Processes the 'to' attribute. */
    void                setTo( const OUString& rPoints );
    /** Processes the 'control1' attribute. */
    void                setControl1( const OUString& rPoints );
    /** Processes the 'control2' attribute. */
    void                setControl2( const OUString& rPoints );
    /** Processes the 'path' attribute. */
    void                setVmlPath( const OUString& rPath );

protected:
    ShapeBase&          mrShape;

private:
    ShapeModel&         mrShapeModel;
};



class GroupShapeContext : public ShapeContext
{
public:
    explicit            GroupShapeContext(
                            ::oox::core::ContextHandler2Helper& rParent,
                            GroupShape& rShape,
                            const AttributeList& rAttribs );

    virtual ::oox::core::ContextHandlerRef
                        onCreateContext( sal_Int32 nElement, const AttributeList& rAttribs ) SAL_OVERRIDE;

private:
    ShapeContainer&     mrShapes;
};



class RectangleShapeContext : public ShapeContext
{
public:
    explicit            RectangleShapeContext(
                            ::oox::core::ContextHandler2Helper& rParent,
                            const AttributeList& rAttribs,
                            RectangleShape& rShape );

    virtual ::oox::core::ContextHandlerRef
                        onCreateContext( sal_Int32 nElement, const AttributeList& rAttribs ) SAL_OVERRIDE;
};


} // namespace vml
} // namespace oox

#endif

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