slick2d と lwjgl を使ってゲームを作ろうとしています。このコードが機能しない理由がわかりません
firstStage.java
package net.CharlesDickenson;
import org.newdawn.slick.GameContainer;
import org.newdawn.slick.Graphics;
import org.newdawn.slick.Image;
import org.newdawn.slick.SlickException;
import org.newdawn.slick.state.BasicGameState;
import org.newdawn.slick.state.StateBasedGame;
public class firstStage extends BasicGameState {
public bossVar bossChecker() {
if(isBeforeMiddleBoss) return bossVar.beforeBoss;
if(isMiddleBoss) return bossVar.Middle;
if(isBeforeBoss) return bossVar.beforeBoss;
if(isBoss) return bossVar.Boss;
return null;
}
@SuppressWarnings("static-access")
public firstStage(int state) {
this.state = state;
}
@Override
public void init(GameContainer _arg0, StateBasedGame _arg1)
throws SlickException {
scoreBoard = new Image("res/scoreBoard.png");
backs = new Image("res/1stageBack.gif");
isBeforeMiddleBoss = true;
isMiddleBoss = false;
isBeforeBoss = false;
isBoss = false;
_arg0.setShowFPS(false);
}
@Override
public void render(GameContainer arg0, StateBasedGame _arg1, Graphics _g)
throws SlickException {
this._g = _g;
new Mob().getGraphics(_g);//i passed graphics
new Char().getGraphics(_g);//i passed graphics
new Bullet().getGraphics(_g);//i passed graphics
_g.drawImage(scoreBoard, 550, 5);
_g.drawImage(backs, 10, 10);
_g.drawString(fps, 580, 570);
_g.drawString("High Score-> Not avaiable", 560, 60);
_g.drawString("Score-> " + currScore, 595, 80);
}
@Override
public void update(GameContainer _arg0, StateBasedGame _arg1, int arg2)
throws SlickException {
fps = "Frame Per Second-> " + _arg0.getFPS();
bossVar b = bossChecker();
switch(b) {
case beforeMiddle :
break;
case Boss :
break;
default:
break;
}
}
@SuppressWarnings("static-access")
@Override
public int getID() {
return this.state;
}
private static int state;
private static int currScore = 0;
private static final int originX = 270;
private static final int originY = 490;
public static int X = originX;
public static int Y = originY;
private static String fps;
private Image scoreBoard;
private Image backs;
private Graphics _g;
public boolean isBeforeMiddleBoss;
public boolean isMiddleBoss;
public boolean isBeforeBoss;
public boolean isBoss;
}
Char.java
package net.CharlesDickenson;
import org.lwjgl.input.Keyboard;
import org.newdawn.slick.Graphics;
import org.newdawn.slick.Image;
import org.newdawn.slick.SlickException;
public class Char extends Bullet implements Entity {
@Override
public void getGraphics(Graphics _g) {
this._g = _g;//so i got graphics, but
if(!isInit) return;
_g.drawImage(Char, getCharX(), getCharY());//this codes doesn't works.
}
@Override
public int getCharX() {
switch(VarTracker.stage) {
case 1:
return firstStage.X;
}
return 0;
}
@Override
public int getCharY() {
switch(VarTracker.stage) {
case 1:
return firstStage.Y;
}
return 0;
}
public void setCharX(int i) {
System.out.println("asdgagsd");
switch(VarTracker.stage) {
case 1:
firstStage.X += i;
}
}
public void setCharY(int i) {
System.out.println("asdgagsd");
switch(VarTracker.stage) {
case 1:
firstStage.Y += i;
}
}
@Override
public void update() {
if(!isInit) return;
_g.drawImage(Char, getCharX(), getCharY());//this code doesn't work, too.
up = Keyboard.isKeyDown(Keyboard.KEY_UP);
down = Keyboard.isKeyDown(Keyboard.KEY_DOWN);
left = Keyboard.isKeyDown(Keyboard.KEY_LEFT);
right = Keyboard.isKeyDown(Keyboard.KEY_RIGHT);
shift = Keyboard.isKeyDown(Keyboard.KEY_LSHIFT);
z = Keyboard.isKeyDown(Keyboard.KEY_Z);
if(up && !shift) {
setCharY(6);
}
if(down && !shift) {
setCharY(-6);
}
if(left && !shift) {
setCharX(-6);
}
if(right && !shift) {
setCharX(6);
}
if(up && shift) {
setCharY(2);
}
if(down && shift) {
setCharY(-2);
}
if(left && shift) {
setCharX(-2);
}
if(right && shift) {
setCharX(2);
}
if(z) {
new Bullet().isFiring = true;
}
if(!z) {
new Bullet().isFiring = false;
}
}
@Override
public void init() {
System.out.println("<Char> Initializing...");
isInit = false;
try {
Char = new Image("res/char.png");
} catch (SlickException e) {
e.printStackTrace();
}
isInit = true;
System.out.println("<Char> Done with init()");
}
private boolean up;
private boolean down;
private boolean left;
private boolean right;
private boolean shift;
private boolean z;
private boolean isInit;
private Image Char;
private Graphics _g;
}
getGraphics メソッドを使用してグラフィックスを他のクラスに渡し、画像を配置しましたが、機能しません。render メソッドではうまくいきましたが、他のクラスに画像を入れることができません。