widgets/label.cpp

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/* $Id: label.cpp 52533 2012-01-07 02:35:17Z shadowmaster $ */
/*
   Copyright (C) 2004 - 2012 by Philippe Plantier <ayin@anathas.org>
   Part of the Battle for Wesnoth Project http://www.wesnoth.org

   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.

   See the COPYING file for more details.
*/

#define GETTEXT_DOMAIN "wesnoth-lib"

#include "global.hpp"

#include "widgets/label.hpp"
#include "marked-up_text.hpp"

namespace gui {

label::label(CVideo& video, const std::string& text, int size, const SDL_Color& color, const bool auto_join) : widget(video, auto_join), text_(text), size_(size), color_(color)
{
    update_label_size();
}

const std::string& label::set_text(const std::string& text)
{
    if (text_ == text)
        return text_;

    text_ = text;
    update_label_size();
    set_dirty();
    return text_;
}

const std::string& label::get_text() const
{
    return text_;
}

const SDL_Color& label::set_color(const SDL_Color& color)
{
    color_ = color;
    set_dirty();
    return get_color();
}

const SDL_Color& label::get_color() const
{
    return (enabled()) ? color_ : font::DISABLED_COLOR;
}

void label::draw_contents()
{
    const SDL_Rect& loc = location();
    if (!text_.empty() && loc.w > 0 && loc.h > 0)
        font::draw_text(&video(), loc, size_, get_color(), text_, loc.x, loc.y);
}

void label::update_label_size()
{
    SDL_Rect area = font::text_area(text_, size_);
    set_measurements(area.w, area.h);
}


}