builderobject.java.svn-base

這是一個JAVA語言寫的多代理人程式用來模擬飛機起飛或是降落的程式

package gui;

import interfaces.*;
import base.*;

import java.awt.*;
import java.util.*;

public class BuilderObject extends WorldObject {
	public double angle = 0, width = 0, height = 0;
	private ArrayList<WorldVector> originalVertices;
	
	public BuilderObject() {
		super();
	}
	
	public BuilderObject(String name, GuiObject guiObject, WorldObjectState objectState) {
		super(name, objectState, guiObject);
	}
	
	public BuilderObject(String name, GuiObject guiObject, WorldObjectState objectState, double width, double height) {
		super(name, objectState, guiObject);
		this.width = width;
		this.height = height;
	}
	
	public void setName(String name) {
		this.name = name;
	}
	
	public void setBGColor(Color bgColor) {
		((GuiObject) this.guiObject).bgColor = bgColor;
	}
	
	public void setTexture(String img) {
		((GuiObject) this.guiObject).setTexture(img);
	}
	
	public void setPosition(Point p) {
		this.objectState.position.x = p.x;
		this.objectState.position.y = p.y;
	}
	
	public void setVertices(ArrayList<WorldVector> vertices) {
		this.objectState.vertices = vertices;
	}
	
	public void setangularPosition(WorldVector angularPosition) {
		this.objectState.angularPosition = angularPosition;
	}	
	
	public void rotateVertices() {
		//calculate the new vertices based on the object's angle of rotation
		//theta = angle
		//t = 90 - theta
		//c1 = a4 - hcos(t)
		//d1 = a4 - hsin(t)
		//c3 = (a4 + w) - hcos(t)
		//d3 = d4 - wsin(theta)
		//c2 = c3 - hsin(theta)
		//d2 = d3 - hcos(theta)
		
		double theta = Math.toRadians(angle), tau = Math.toRadians(90 - angle);
		
		if(originalVertices == null) {
			originalVertices = (ArrayList<WorldVector>) objectState.vertices;
		}
		
		WorldVector position = objectState.position;
		ArrayList<WorldVector> coordinates = new ArrayList<WorldVector>();
		for(int i = 0; i < originalVertices.size(); i++) {
			coordinates.add(new WorldVector(position.x + originalVertices.get(i).x, 
											position.y + originalVertices.get(i).y, 
											position.z + originalVertices.get(i).z
											)
							);
		}
		
		coordinates.set(0, new WorldVector(coordinates.get(3).x - (height * Math.cos(tau)), coordinates.get(3).y - (height * Math.sin(tau)), 0));
		coordinates.set(1, new WorldVector(coordinates.get(2).x - (height * Math.sin(theta)), coordinates.get(2).y - (height * Math.cos(theta)), 0));
		coordinates.set(2, new WorldVector(coordinates.get(2).y - (height * Math.cos(tau)), coordinates.get(3).y - (width * Math.sin(theta)), 0));

		ArrayList<WorldVector> vertices = new ArrayList<WorldVector>();
		for(int i = 0; i < coordinates.size(); i++) {
			vertices.add(i, new WorldVector(coordinates.get(i).x - position.x, 
											coordinates.get(i).y - position.y, 
											0)
						);
		}
		
		setVertices(vertices);
	}
}