/Users/rruff82/NetBeansProjects/CGP/src/org/classroomgaming/cgp/CameraManager.java

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//
//  CameraManager.java
//  CGP-2D-Engine
//
//  Created by Ryan Ruff on 4/21/09.
//  Copyright 2009 ClassroomGamingProject.org. All rights reserved.
//
//    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 3 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; without even the implied warranty of
//    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//    GNU General Public License for more details.
//
//    You should have received a copy of the GNU General Public License
//    along with this program.  If not, see <http://www.gnu.org/licenses/>.
package org.classroomgaming.cgp;

import org.classroomgaming.cgp.Camera;

public class CameraManager {

    private static final CameraManager mgr = new CameraManager();
    private static Camera activeCamera;
    private int mapW;
    private int mapH;

    public void setMapDimensions(int w, int h) {
        mapW = w;
        mapH = h;
    }

    public int getScreenX(int x) {
        return (x - Math.round(activeCamera.getX()) + mapW / 2) * 32;
    }

    public int getScreenY(int y) {
        return (y - Math.round(activeCamera.getY()) + mapH / 2) * 32;
    }

    public static CameraManager getInstance() {
        return mgr;
    }

    private CameraManager() {
        activeCamera = new Camera(0, 0);
    }

    public Camera getActiveCamera() {
        return activeCamera;
    }
}

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