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button_default.cpp

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/*
        ClanGUI, copyrights by various people. Have a look in the CREDITS file.
        
        This sourcecode is distributed using the Library GNU Public Licence,
        version 2 or (at your option) any later version. Please read LICENSE
        for details.
*/

#include "precomp.h"
#include <stdio.h>
#include "API/Display/Display/surface.h"
#include "API/Display/Font/font.h"
#include "API/Core/Resources/resource_manager.h"
#include "button_default.h"

CL_Button_Default::CL_Button_Default(
        CL_Button *_button,
        const CL_ComponentOptions &options,
        CL_StyleManager_Default *_style)
:
        CL_ComponentStyle(_button),
        button(_button),
        style(_style)
{
        resources = style->get_resources();

        font = CL_Font::load("Button/font", resources);
        font_disabled = CL_Font::load("Button/font_disabled", resources);

        if(options.exists("surface_up"))
                button->set_surface_up(CL_Surface::load(options.get_value("surface_up").c_str(), resources));

        if(options.exists("surface_down"))
                button->set_surface_down(CL_Surface::load(options.get_value("surface_down").c_str(), resources));

        if(options.exists("surface_disabled"))
                button->set_surface_disabled(CL_Surface::load(options.get_value("surface_disabled").c_str(), resources));

        if(options.exists("surface_highlighted"))
                button->set_surface_highlighted(CL_Surface::load(options.get_value("surface_highlighted").c_str(), resources));

        CL_Rect position = button->get_position();
        if(position.x2 == 0 || position.y2 == 0)
        {
                if(position.x2 == 0)
                {
                        if(button->get_surface_up())
                                position.x2 = position.x1 + button->get_surface_up()->get_width();
                        else
                                position.x2 = position.x1 + (4 + font->get_text_width(button->get_text().c_str()));
                }
                if(position.y2 == 0)
                {
                        if(button->get_surface_up())
                                position.y2 = position.y1 + button->get_surface_up()->get_height();
                        else
                                position.y2 = position.y1 + (4 + font->get_height());
                }
                button->set_position(position);
        }

        slot_paint = button->sig_paint().connect(CL_CreateSlot(this, &CL_Button_Default::on_paint));
}

CL_Button_Default::~CL_Button_Default()
{
//      delete font;
}

void CL_Button_Default::on_paint()
{
        int text_width = font->get_text_width(button->get_text().c_str());
        int button_width = button->get_width();
        int text_height = font->get_height();
        int button_height = button->get_height();

        int x_pos = (button_width - text_width) / 2;
        int y_pos = (button_height - text_height) / 2;

        int width = button->get_width();
        int height = button->get_height();

        if(button->is_enabled() == false)
        {
                CL_Surface *surface = button->get_surface_disabled();
                if(surface)
                        surface->put_screen(0, 0);
                else
                {
                        // Fill
                        style->fill_rect(2, 2, width - 2, height - 2, GUICOLOR_BUTTON_DISABLED);

                        // Outline
                        style->draw_rect(0, 0, width, height, GUICOLOR_DARK_OUTLINE_DISABLED);

                        // Shade box
                        style->draw_box(1, 1, width - 1 , height - 1, GUICOLOR_BRIGHT_SHADE_DISABLED, GUICOLOR_DARK_SHADE_DISABLED);
                }

                font_disabled->print_left(x_pos, y_pos, button->get_text().c_str());
        }
        else 
        {
                if(button->is_down())
                {
                        CL_Surface *surface = button->get_surface_down();
                        if(surface)
                                surface->put_screen(0, 0);
                        else
                        {
                                // Fill
                                style->fill_rect(2, 2, width - 2, height - 2, GUICOLOR_BUTTON_TOGGLED);

                                // Outline
                                style->draw_rect(0, 0, width, height, GUICOLOR_DARK_OUTLINE);

                                // Shade box
                                style->draw_box(1, 1, width - 1 , height - 1, GUICOLOR_DARK_SHADE, GUICOLOR_BRIGHT_SHADE);
                        }

                        font->print_left(x_pos + 1, y_pos + 1, button->get_text().c_str());
                }
                else
                {
                        CL_Surface *surface = button->get_surface_up();
                        if(surface)
                                surface->put_screen(0, 0);
                        else
                        {
                                // Fill
                                style->fill_rect(2, 2, width - 2, height - 2, GUICOLOR_BUTTON);

                                // Outline
                                style->draw_rect(0, 0, width, height, GUICOLOR_DARK_OUTLINE);

                                // Shade box
                                style->draw_box(1, 1, width - 1 , height - 1, GUICOLOR_BRIGHT_SHADE, GUICOLOR_DARK_SHADE);
                        }

                        font->print_left(x_pos, y_pos, button->get_text().c_str());
                }
        }
}

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