160 lines
3.2 KiB
Java
160 lines
3.2 KiB
Java
package Sprites;
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import javax.imageio.ImageIO;
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import javax.swing.*;
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import java.awt.*;
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import java.awt.image.BufferedImage;
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import java.io.IOException;
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import java.net.URL;
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public abstract class Sprite {
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protected BufferedImage bImage;
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protected int imageWidth, imageHeight; // image dimensions
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protected URL imagePath;
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protected int locX, locY;
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protected int acceleration;
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protected int pWidth, pHeight; // panel's dimensions
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protected int sWidth, sHeight;
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protected double angle;
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public Sprite(int x, int y, int w, int h, int acc, String imgName, double angle, int sWidth, int sHeight)
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{
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this.imagePath = getClass().getResource("/Images/"+imgName);
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this.sWidth = sWidth;
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this.sHeight = sHeight;
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locX = x;
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locY = y;
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acceleration = acc;
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pWidth = w;
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pHeight = h;
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this.angle = angle;
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//load image from source files
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try {
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bImage = ImageIO.read(imagePath);
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}catch (IOException pin){
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pin.printStackTrace();
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bImage = null;
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}
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setImageDimensions();
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}
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/*
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* resizes image to a set size
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*/
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protected void setImageDimensions()
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{
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Image tmp = bImage.getScaledInstance(sWidth, sHeight, Image.SCALE_SMOOTH);
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BufferedImage bi = new BufferedImage(sWidth, sHeight, BufferedImage.TYPE_INT_ARGB);
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Graphics2D g2d = bi.createGraphics();
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g2d.drawImage(tmp,0,0,null);
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g2d.dispose();
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bImage = bi;
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}
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/**
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* Abstract method to update sprite.
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*/
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public abstract void update();
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/**
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* returns sprite x position
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* @return
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* double
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*/
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public double getLocX() {return locX;}
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/**
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* returns sprite y position
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* @return
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* double
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*/
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public double getLocY() {return locY;}
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public int getSWidth() {return sWidth;}
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public int getsHeight() {return sHeight;}
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/**
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* returns sprite acceleration
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* @return
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* int
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*/
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public int getAcceleration() {return acceleration;}
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/**
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* returns sprite size
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* @return
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* int
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*/
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public BufferedImage getbImage() {return bImage;}
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/**
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* returns image width
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* @return
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* int
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*/
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public int getImageWidth() {return imageWidth;}
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/**
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* returns image height
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* @return
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* int
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*/
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public int getImageHeight() {return imageHeight;}
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/**
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* returns sprite angle
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* @return
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* double
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*/
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public double getAngle() {return angle;}
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/**
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* returns shape location and dimensions as a Rectangle.
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* @return
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* Rectangle
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*/
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public Rectangle getBounds() {
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return new Rectangle((int)locX, (int)locY, sWidth, sHeight);
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}
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/**
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* its not a bug it's a feature. actually it just moves a shape that goes beyond the screen to the other side.
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*/
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protected void outOfScreeFix(){
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if(locX < 0 - sWidth)
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locX = pWidth;
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else if (locX > pWidth+sWidth)
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locX = 0-sWidth;
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if(locY < 0 - sHeight)
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locY = pHeight;
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else if(locY > pHeight+sHeight)
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locY = 0-sHeight ;
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}
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/**
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* abstract method for drawing sprite.
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* @param g
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* @param p
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*/
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public void drawSprite(Graphics g, JPanel p){
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Graphics2D g2d = (Graphics2D)g;
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g2d.rotate(Math.toRadians(angle), locX + (bImage.getWidth()/2), locY + (bImage.getHeight()/2));
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g.drawImage(bImage, locX, locY, p);
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g2d.rotate(-1*Math.toRadians(angle), locX + (bImage.getWidth()/2), locY + (bImage.getHeight()/2));
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}
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}
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