Package future

Source Code of future.PropertyFile

/*
* Copyright (c) 2013, Oskar Veerhoek
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
*    list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
*    this list of conditions and the following disclaimer in the documentation
*    and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* The views and conclusions contained in the software and documentation are those
* of the authors and should not be interpreted as representing official policies,
* either expressed or implied, of the FreeBSD Project.
*/

package future;

import org.lwjgl.LWJGLException;
import org.lwjgl.opengl.Display;
import org.lwjgl.opengl.DisplayMode;

import java.io.IOException;
import java.io.InputStream;
import java.util.Properties;

import static org.lwjgl.opengl.GL11.GL_COLOR_BUFFER_BIT;
import static org.lwjgl.opengl.GL11.glClear;

/**
* Put description here.
*
* @author Oskar Veerhoek
*/
public class PropertyFile {

    private static String WINDOW_TITLE = "";
    private static int[] WINDOW_DIMENSIONS = new int[2];

    private static void cleanUp(boolean asCrash) {
        Display.destroy();
        System.exit(asCrash ? 1 : 0);
    }

    private static void render() {
        glClear(GL_COLOR_BUFFER_BIT);
    }

    private static void update() {
        Display.update();
        Display.sync(60);
    }

    private static void enterGameLoop() {
        while (!Display.isCloseRequested()) {
            render();
            update();
        }
    }

    private static void setUpDisplay() {
        try {
            Display.setDisplayMode(new DisplayMode(WINDOW_DIMENSIONS[0], WINDOW_DIMENSIONS[1]));
            Display.setTitle(WINDOW_TITLE);
            Display.setResizable(true);
            Display.create();
        } catch (LWJGLException e) {
            e.printStackTrace();
            cleanUp(true);
        }
    }

    public static void main(String[] args) {
        loadProperties();
        setUpDisplay();
        enterGameLoop();
        cleanUp(false);
    }

    private static void loadProperties() {
        Properties properties = new Properties();
        InputStream inputStream = PropertyFile.class.getResourceAsStream("settings.properties");
        try {
            properties.load(inputStream);
            inputStream.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
        WINDOW_DIMENSIONS[0] = Integer.parseInt(properties.getProperty("width", "640"));
        WINDOW_DIMENSIONS[1] = Integer.parseInt(properties.getProperty("height", "480"));
        WINDOW_TITLE = properties.getProperty("title", "Default Title");
    }

}
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