evil-inside/src/ei/game/input/InGameMouseInput.java

package ei.game.input;

import java.util.ArrayList;

import ei.engine.LWJGLGameWindow;
import ei.engine.input.MouseInput;
import ei.engine.math.Vector2f;
import ei.engine.math.Vector2i;
import ei.engine.scene.Sprite;
import ei.engine.util.MultiPrintStream;
import ei.game.scene.GameEntity;
import ei.game.scene.Map;

public class InGameMouseInput extends MouseInput{
	private static final int CAMERA_MOVE_BORDER = 40;
	private static final float CAMERA_MOVE_SPEED = 6.0f;
	
	private ArrayList<GameEntity> selected;
	
	private Map map;
	
	public InGameMouseInput(Map map) {
		super("InGameMouseInput","data/cursor/cursor.png");
		this.map = map;
		this.selected = new ArrayList<GameEntity>();
		
		//inits the mouse texture
		Sprite s = getSprite();		
		s.setSize(new Vector2f(38,50));
	}
	
	@Override
	public void mouseUpdate(int x, int y, int w) {
		// mov cam to the left
		if(x < CAMERA_MOVE_BORDER){
			LWJGLGameWindow.getCamera().getLocation().add(-CAMERA_MOVE_SPEED,0,0);
		}
		// mov cam to the right
		if(x > LWJGLGameWindow.getWidth()-CAMERA_MOVE_BORDER){
			LWJGLGameWindow.getCamera().getLocation().add(CAMERA_MOVE_SPEED,0,0);
		}
		// mov cam upp
		if(y < CAMERA_MOVE_BORDER){
			LWJGLGameWindow.getCamera().getLocation().add(0,-CAMERA_MOVE_SPEED,0);
		}
		// mov cam down
		if(y > LWJGLGameWindow.getHeight()-CAMERA_MOVE_BORDER){
			LWJGLGameWindow.getCamera().getLocation().add(0,CAMERA_MOVE_SPEED,0);
		}
	}
	
	@Override
	public void mouseDown(int event,int x, int y) {
		System.out.println("DOWN("+event+"): "+x+"-"+y);
		Vector2i pos = Map.getPosByPixel(
				LWJGLGameWindow.getCamera().getLocation().getX()+x,
				LWJGLGameWindow.getCamera().getLocation().getY()+y);
		//selecting unit.
		if(!map.isPosEmpty(pos.getX(), pos.getY())){
			//map.printAllUnits();
			for(int i=0; i<selected.size(); i++) {
				selected.get(i).setSelected(false);
			}
			selected.clear();
			MultiPrintStream.out.println("Selecting: "+pos.getX()+", "+pos.getY());
			selected.add(map.getPos(pos.getX(), pos.getY()));
			map.getPos(pos.getX(), pos.getY()).setSelected(true);
			
		}
		else{ //unit action.
			MultiPrintStream.out.println("Moving: "+pos.getX()+", "+pos.getY());
			for(int i=0; i<selected.size() ;i++){
				selected.get(i).move(pos.getX(),pos.getY());
			}
		}
	}

	@Override
	public void mouseUp(int event,int x, int y) {
		System.out.println("UP("+event+"): "+x+"-"+y);
	}

}