builder.hpp

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/*****************************************************************************
 * builder.hpp
 *****************************************************************************
 * Copyright (C) 2003 the VideoLAN team
 * $Id: 09dfd1512c9450ab2ac662ea5e5d21eb81eab323 $
 *
 * Authors: Cyril Deguet     <asmax@via.ecp.fr>
 *          Olivier Teulière <ipkiss@via.ecp.fr>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
 *****************************************************************************/

#ifdef HAVE_CONFIG_H
# include "config.h"
#endif

#ifndef BUILDER_HPP
#define BUILDER_HPP

#include "builder_data.hpp"
#include "../src/skin_common.hpp"

#include <string>
#include <list>
#include <map>

class Theme;
class Bezier;
class CmdGeneric;
class GenericFont;
class Position;
class GenericRect;


/// Class for skin construction
class Builder: public SkinObject
{
public:
    Builder( intf_thread_t *pIntf, const BuilderData &rData,
             const string &rPath );
    virtual ~Builder();

    /// Create a Theme object, ready to use.
    /// Return NULL in case of problem
    Theme *build();

    /// Parse an action tag and returns a command
    CmdGeneric *parseAction( const string &rAction );

private:
    /// Data from the XML
    const BuilderData &m_rData;
    /// Path of the theme
    const string m_path;

    /// Theme under construction
    Theme *m_pTheme;

    void addTheme( const BuilderData::Theme &rData );
    void addIniFile( const BuilderData::IniFile &rData );
    void addBitmap( const BuilderData::Bitmap &rData );
    void addSubBitmap( const BuilderData::SubBitmap &rData );
    void addBitmapFont( const BuilderData::BitmapFont &rData );
    void addFont( const BuilderData::Font &rData );
    void addPopupMenu( const BuilderData::PopupMenu &rData );
    void addMenuItem( const BuilderData::MenuItem &rData );
    void addMenuSeparator( const BuilderData::MenuSeparator &rData );
    void addWindow( const BuilderData::Window &rData );
    void addLayout( const BuilderData::Layout &rData );
    void addAnchor( const BuilderData::Anchor &rData );
    void addButton( const BuilderData::Button &rData );
    void addCheckbox( const BuilderData::Checkbox &rData );
    void addImage( const BuilderData::Image &rData );
    void addPanel( const BuilderData::Panel &rData );
    void addText( const BuilderData::Text &rData );
    void addRadialSlider( const BuilderData::RadialSlider &rData );
    void addSlider( const BuilderData::Slider &rData );
    void addList( const BuilderData::List &rData );
    void addTree( const BuilderData::Tree &rData );
    void addVideo( const BuilderData::Video &rData );

    /// Helper for build(); gluing BuilderData::list<T>s to addType(T&)
    template<class T> void add_objects(const std::list<T> &list,
                                       void (Builder::*addfn)(const T &));

    /// Compute the position of a control
    const Position makePosition( const string &rLeftTop,
                                 const string &rRightBottom,
                                 int xPos, int yPos, int width, int height,
                                 const GenericRect &rRect,
                                 bool xKeepRatio = false,
                                 bool yKeepRatio = false ) const;

    // Build the full path of a file
    string getFilePath( const string &fileName ) const;

    /// Get a font from its id
    GenericFont *getFont( const string &fontId );

    /// Function to parse "points" tags
    Bezier *getPoints( const char *pTag ) const;

    /// Compute a color value
    uint32_t getColor( const string &rVal ) const;

    /// Image handler (used to load image files)
    image_handler_t *m_pImageHandler;
};

#endif