import org.newdawn.slick.fills.GradientFill; //导入依赖的package包/类
/**
 * @see org.newdawn.slick.BasicGame#init(org.newdawn.slick.GameContainer)
 */
public void init(GameContainer container) throws SlickException {
	this.container = container;

	rect = new Rectangle(400,100,200,150);
	round = new RoundedRectangle(150,100,200,150,50);
	round2 = new RoundedRectangle(150,300,200,150,50);
	center = new Rectangle(350,250,100,100);
	
	poly = new Polygon();
	poly.addPoint(400,350);
	poly.addPoint(550,320);
	poly.addPoint(600,380);
	poly.addPoint(620,450);
	poly.addPoint(500,450);
	
	gradient = new GradientFill(0,-75,Color.red,0,75,Color.yellow,true);
	gradient2 = new GradientFill(0,-75,Color.blue,0,75,Color.white,true);
	gradient4 = new GradientFill(-50,-40,Color.green,50,40,Color.cyan,true);
}
 

import org.newdawn.slick.fills.GradientFill; //导入依赖的package包/类
/**
 * @see org.newdawn.slick.BasicGame#init(org.newdawn.slick.GameContainer)
 */
public void init(GameContainer container) throws SlickException {
	this.container = container;
	
	image1 = new Image("testdata/grass.png");
	image2 = new Image("testdata/rocks.png");
	
	fill = new GradientFill(-64,0,new Color(1,1,1,1f),64,0,new Color(0,0,0,0));
	shape = new Rectangle(336,236,128,128);
    poly = new Polygon();
	poly.addPoint(320,220);
	poly.addPoint(350,200);
	poly.addPoint(450,200);
	poly.addPoint(480,220);
	poly.addPoint(420,400);
	poly.addPoint(400,390);
}
 

import org.newdawn.slick.fills.GradientFill; //导入依赖的package包/类
public GUI(GameContainer container, int x, int y) {
super(container);

setLocation(x, y);
Font buttonFont = new TrueTypeFont(new java.awt.Font("Arial", java.awt.Font.PLAIN, 14), true);
//North and south
speedUp = new TextButton(container, "Speed Up", getCompX(0), getCompY(0), buttonFont);
speedDown = new TextButton(container, "Speed Down", getCompX(speedUp.getWidth() + 30), getCompY(0), buttonFont);

pause = new TextButton(container, "Pause", getCompX(0), speedUp.getY() + speedUp.getHeight() + 10, buttonFont);
restart = new TextButton(container, "Restart", speedDown.getX(), speedUp.getY() + speedUp.getHeight() + 10, buttonFont);

euler = new TextButton(container, "Angle set: " + getAngleSet(), getCompX(0), pause.getY() + pause.getHeight() + 10, buttonFont);

hemisphere = new TextButton(container, getHemisphereText(), getCompX(0), euler.getY() + euler.getHeight() + 10, buttonFont);

close = new TextButton(container, "X", speedDown.getX() + speedDown.getWidth() + 50, getCompY(0), buttonFont);

contents = new Rectangle(x - 5, y - 5, width, height);
sf = new GradientFill(0, 0, new Color(10, 10, 10, 200), width, 0, new Color(60, 60, 60, 200));
   }
 

import org.newdawn.slick.fills.GradientFill; //导入依赖的package包/类
public Bullet(Vector2f initPos){
	this.position = initPos.copy();
	this.dir = new Vector2f(0, -2);
	this.shape = new Circle(this.position.x, this.position.y, 5);
	this.fill = new GradientFill(-10, -10, Color.white, 10, 10, Color.white, true);
	this.isDestroyed = false;
}
 

import org.newdawn.slick.fills.GradientFill; //导入依赖的package包/类
public Creep(Vector2f initPos, Color color){
	hp = 100;
	shape = new Rectangle(0, 0, WIDTH, HEIGHT);
	shapeFill = new GradientFill(0,0, color, 20, 20, color, true);
	position = initPos;
	direction = new Vector2f(0, 0.01f*speed);
	shape.setLocation(position);
	isDestroyed = false;
}
 

import org.newdawn.slick.fills.GradientFill; //导入依赖的package包/类
public void init(Vector2f centerPos, Stats stats){
	this.stats = stats;
	position = new Vector2f(centerPos.x - WIDTH/2, centerPos.y - HEIGHT/2);
	shape = new Polygon(new float[]{position.x, position.y, position.x + WIDTH/2, position.y - HEIGHT, position.x + WIDTH, position.y});
	shape.setLocation(position);
	Color color = ColorSwitch.getColorFromId(id);
	shapeFill = new GradientFill(0,0, color, 50, 50, color, true);
	direction = new Vector2f(0,0);
	gun = new Gun();
	moveTo = null;
	creeps = new HashMap<Integer, Creep>();
}
 

import org.newdawn.slick.fills.GradientFill; //导入依赖的package包/类
/**
 * Will draw a box that holds dialog
 * 
 * @param g graphics to draw the box with
 */
public void drawDialogBox(Graphics g) {
	// x: 20 y: 470 width: 960 height: 640 - 470
	// g.drawRect(20, 470, 960, 170);
	g.fill(new Rectangle(20, 470, 960, 170), new GradientFill(20f, 470f,
			transparentGrey, 980f, 660f, transparentGrey));
}