/*******************************************************************************
        This file is Part of the ZEngine Library for 2D game development.
                   Copyright (C) 2002, 2003 James Turk

                     Licensed under a BSD-style license.

    The maintainer of this library is James Turk (james@conceptofzero.net) 
     and the home of this Library is http://www.zengine.sourceforge.net
*******************************************************************************/

/*$Id: ZImageTest.cpp,v 1.13 2003/01/04 05:18:51 cozman Exp $*/

#include <ZEngine.h>
#include <string> 
using namespace std;
using namespace ZE;

void Initialize()
{
    ZEngine *engine = ZEngine::GetInstance();
    ZConfigFile cfg("tests.zcf");
    int w,h,bpp,rate;
    bool fs;
    string title;

    w = cfg.GetInt("ZImageTest","width",800);
    h = cfg.GetInt("ZImageTest","height",600);
    bpp = cfg.GetInt("ZImageTest","bpp",32);
    fs = cfg.GetBool("ZImageTest","fullscreen",true);
    title = cfg.GetString("ZImageTest","title","ZImage Test");
    rate = cfg.GetInt("ZImageTest","framerate",60);

    engine->SetupDisplay(w,h,bpp,fs);
    engine->CreateDisplay(title);
    engine->SetDesiredFramerate(rate);
}

void Test()
{
    ZEngine *engine = ZEngine::GetInstance();
    float angle=0.0f;

    //Open and Setup all the Images//
    SDL_Surface *temp;
    ZImage image1, image2, image3, textImage;
    ZFont font("data/almontew.ttf",30);

    font.SetColor(0,255,0);
    font.SetBGColor(0,0,255);

    temp = SDL_LoadBMP("data/test02.bmp");    //this is a separate surface
    image1.Attach(temp);    //this attaches the surface into itself
    image2.Open("data/test01.bmp");
    image3.OpenFromImage(image2.Surface(),5,5,20,20);
    temp = NULL;    //and temp will now be controlled and freed by image1
    image1.SetColorKey(255,0,255);
    image2.SetColorKey(255,0,255);
    font.DrawShadedText("ZImage Test.",textImage);

    do
    {
        //In the active loop, check events first//
        engine->CheckEvents();

        if(engine->ImagesNeedReload())
        {
            image1.Reload();
            image2.Reload();
            image3.Reload();
            textImage.Reload();
            engine->SetReloadNeed(false);   //very important for speed, without this you'd be reloading every frame
        }

        if(engine->KeyIsPressed(SDLK_s))
        {
            //code to toggle screen//
            engine->SetupDisplay(engine->Width(),engine->Height(),engine->BPP(),!engine->IsFullscreen());
            engine->CreateDisplay("ZImage Test");
            engine->SetReloadNeed(true);
        }
        if(engine->KeyIsPressed(SDLK_ESCAPE))
            engine->RequestQuit();

        engine->Clear();    //clear screen
        //draw the images//
        image1.Draw(0,0);
        
        image2.DrawRotated(100,0,angle);
        if(++angle > 360)
            angle = 0.0f;

        image3.Draw(200,0);
        textImage.Draw(0,100);
        engine->Update();    //update the screen

    } while(!engine->QuitRequested());    //quit only when engine has encountered a quit request
}

int main(int argc, char **argv)
{
    ZEngine *engine = ZEngine::GetInstance();

    Initialize();
    //engine->InitPhysFS(argv[0]);    //remove this line if PhysFS is not available
    Test();

    ZEngine::ReleaseInstance();    //release engine instance
    return 0;
}