//
// Monsterz
//
// Copyright: (c) 2005-2011 Sam Hocevar <sam@hocevar.net>
//   This program is free software; you can redistribute it and/or
//   modify it under the terms of the Do What The Fuck You Want To
//   Public License, Version 2, as published by Sam Hocevar. See
//   http://sam.zoy.org/projects/COPYING.WTFPL for more details.
//

#if defined HAVE_CONFIG_H
#   include "config.h"
#endif

#include <cstdio>
#include <cmath>
#include <cstdlib>
#include <ctime>

#include "core.h"
#include "interface.h"
#include "title.h"
#include "board.h"
#include "fusion.h"
#include "monsterz.h"

/*
 * Interface implementation class
 */

class InterfaceData
{
    friend class Interface;

private:
    Title *title;
    Board *board;
    Fusion *fusion;
    int screen, tiles;

    enum
    {
        INIT,
        TITLE,
        GAME,
    }
    state;
};

/*
 * Public Interface class
 */

Interface::Interface()
  : data(new InterfaceData())
{
    data->title = NULL;
    data->board = NULL;
    data->fusion = NULL;
    data->screen = Tiler::Register(PNG_BACKGROUND, 640, 480, 1.0f);
    data->tiles = Tiler::Register(PNG_TILES, 48, 48, 1.0f);
    data->state = InterfaceData::INIT;

    position = int3(0, 0, 1);
    bbox[0] = position;
    bbox[1] = bbox[0] + int3(640, 480, 0);
}

void Interface::TickGame(float deltams)
{
    WorldEntity::TickGame(deltams);

    switch (data->state)
    {
    case InterfaceData::INIT:
        data->title = new Title();
        Ticker::Ref(data->title);
        data->state = InterfaceData::TITLE;
        break;
    case InterfaceData::TITLE:
        if (data->title->IsClicked())
        {
            Ticker::Unref(data->title);
            data->title = NULL;
            data->fusion = new Fusion(int2(6, 8), 3, 12);
            Ticker::Ref(data->fusion);
#if 0
            data->board = new Board(int2(8, 8), 8);
            Ticker::Ref(data->board);
#endif
            data->state = InterfaceData::GAME;
        }
        break;
    case InterfaceData::GAME:
        break;
    }
}

void Interface::TickDraw(float deltams)
{
    WorldEntity::TickDraw(deltams);

    int2 mouse = Input::GetMousePos();

    Scene::GetDefault()->AddTile((data->screen << 16) | 0, 0, 0, 10, 0);

    if (mouse.x >= 0 && mouse.y >= 0)
    {
        int2 m = mouse + int2(-6, 6 - 48);
        Scene::GetDefault()->AddTile((data->tiles << 16) | 22, m.x, m.y, 20, 0);
    }
}

Interface::~Interface()
{
    if (data->title)
        Ticker::Unref(data->title);
    if (data->board)
        Ticker::Unref(data->board);
    if (data->fusion)
        Ticker::Unref(data->fusion);
    Tiler::Deregister(data->tiles);
    Tiler::Deregister(data->screen);
    delete data;
}