Updated missing Javadoc in whole repository
* reformatted whole repository * fixed bug enabling 180° turnaround
This commit is contained in:
delvh
@ -6,108 +6,228 @@ import java.awt.Graphics;
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import java.awt.Point;
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import java.awt.Rectangle;
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import dev.lh.ui.GameWindow;
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/**
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* Project: <strong>Snake</strong><br>
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* File: <strong>FoodFactory.java</strong><br>
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* Created: <strong>11 Mar 2020</strong><br>
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*
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* @author Leon Hofmeister
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* @since Snake 1.0
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*/
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public class FoodFactory {
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public static enum Food{
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white, yellow, orange, red, blue
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/**
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* This enum contains all possible variations of foods. The higher the ordinal
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* of an element, the less it is worth.<br>
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* <br>
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* Project: <strong>Snake</strong><br>
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* File: <strong>FoodFactory.java</strong><br>
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* Created: <strong>11 Mar 2020</strong><br>
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*
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* @author Leon Hofmeister
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* @since Snake 1.0
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*/
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public static enum Food {
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/**
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* Use if white food is wanted.
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*/
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white,
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/**
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* Use if yellow food is wanted.
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*/
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yellow,
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/**
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* Use if orange food is wanted.
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*/
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orange,
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/**
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* Use if red food is wanted.
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*/
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red,
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/**
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* Use if blue food is wanted.
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*/
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blue
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}
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private static FoodFactory foodFactory = new FoodFactory();
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private long timeOfNextFood;
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Point pFood = null;
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private Food nextFood = Food.white;
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public int rectangleSize = 6;
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private int rectangleSize = 6;
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private FoodFactory() {}
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/**
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* @return the (singleton) instance of FoodFactory
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* @since Snake 1.0
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*/
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public static FoodFactory getInstance() { return foodFactory; }
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/**
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* @return a new {@link Food} object without its position
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* @since Snake 1.0
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*/
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public Food generateFood() {
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int nextFoodIs = (int) Math.floor(Math.random()*5);
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int nextFoodIs = (int) Math.floor(Math.random() * 5);
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switch (nextFoodIs) {
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case 0: nextFood =Food.white; break;
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case 1: nextFood =Food.yellow; break;
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case 2: nextFood =Food.orange; break;
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case 3: nextFood =Food.red; break;
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case 4: nextFood =Food.blue; break;
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default: nextFood=generateFood();
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case 0:
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nextFood = Food.white;
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break;
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case 1:
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nextFood = Food.yellow;
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break;
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case 2:
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nextFood = Food.orange;
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break;
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case 3:
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nextFood = Food.red;
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break;
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case 4:
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nextFood = Food.blue;
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break;
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default:
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nextFood = generateFood();
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}
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rectangleSize= nextFood.ordinal()+2;
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rectangleSize = nextFood.ordinal() + 2;
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setTimeToNextFoodMillis();
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return nextFood;
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}
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public void setTimeToNextFoodMillis() {
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timeOfNextFood=System.currentTimeMillis()+(int) Math.round(Math.random() * 15000+1000);;
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}
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public Food getNextFood() {
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return nextFood;
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}
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/**
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* Generates the amount of time that needs to pass before the next food object
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* will be constructed.
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*
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* @since Snake 1.0
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*/
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public void setTimeToNextFoodMillis() { timeOfNextFood = System.currentTimeMillis() + (int) Math.round(Math.random() * 15000 + 1000); }
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public void setNext(Food nextFood) {
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this.nextFood = nextFood;
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}
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/**
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* @return the type of the next food
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* @since Snake 1.0
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*/
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public Food getNextFood() { return nextFood; }
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public long getTimeOfNextFood() {
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return timeOfNextFood;
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}
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/**
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* @param nextFood the type the next food should have
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* @since Snake 1.0
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*/
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public void setNext(Food nextFood) { this.nextFood = nextFood; }
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/**
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* @return the time at which a new food object will be automatically created
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* @since Snake 1.0
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*/
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public long getTimeOfNextFood() { return timeOfNextFood; }
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/**
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* @param width the width of the currently used {@link GameWindow}
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* @param height the height of the currently used {@link GameWindow}
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* @return the position of the new {@link Food} object
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* @since Snake 1.0
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*/
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public Point generateFoodLocation(int width, int height) {
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pFood=new Point((int) Math.round(Math.random() * width), (int) Math.round(Math.random() * height));
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if(pFood.x<50||pFood.x>width-50||pFood.y<50||pFood.y>height-50) {
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pFood.x = (pFood.x<50)?50:(pFood.x>width-50)?width-50:pFood.x;
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pFood.y = (pFood.y<50)?50:(pFood.y>height-50)?height-50:pFood.y;
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pFood = new Point((int) Math.round(Math.random() * width), (int) Math.round(Math.random() * height));
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if (pFood.x < 50 || pFood.x > width - 50 || pFood.y < 50 || pFood.y > height - 50) {
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pFood.x = (pFood.x < 50) ? 50 : (pFood.x > width - 50) ? width - 50 : pFood.x;
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pFood.y = (pFood.y < 50) ? 50 : (pFood.y > height - 50) ? height - 50 : pFood.y;
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}
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return pFood;
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}
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public int getRectangleSize() {
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return rectangleSize;
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}
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public Point getFoodLocation() {
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return pFood;
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}
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/**
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* @return the size of the corresponding food (length = width)
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* @since Snake 1.0
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*/
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public int getRectangleSize() { return rectangleSize; }
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/**
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* @return the location of the currently displayed food
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* @since Snake 1.0
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*/
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public Point getFoodLocation() { return pFood; }
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/**
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* Sets the color of the given {@link Graphics} object according to the type of
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* food.
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*
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* @param g the graphics object to paint
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* @since Snake 1.0
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*/
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public void colorOfFood(Graphics g) {
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switch(nextFood) {
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case white: g.setColor(Color.white); break;
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case yellow:g.setColor(Color.yellow); break;
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case orange:g.setColor(Color.orange); break;
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case red: g.setColor(Color.red); break;
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case blue: g.setColor(Color.blue); break;
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}//switch
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switch (nextFood) {
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case white:
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g.setColor(Color.white);
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break;
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case yellow:
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g.setColor(Color.yellow);
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break;
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case orange:
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g.setColor(Color.orange);
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break;
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case red:
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g.setColor(Color.red);
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break;
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case blue:
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g.setColor(Color.blue);
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break;
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}// switch
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}
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/**
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* @param g the {@link Graphics} object used to paint the current food object
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* @since Snake 1.0
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*/
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public void paintFood(Graphics g) {
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colorOfFood(g);
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g.fillRect(pFood.x, pFood.y, 5*rectangleSize, 5*rectangleSize);
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g.fillRect(pFood.x, pFood.y, 5 * rectangleSize, 5 * rectangleSize);
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}
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/**
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* @param snakeHead the the head of a {@link Snake} object
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* @return true if the current food intersects with the snakehead
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* @since Snake 1.0
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*/
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public boolean checkCollision(Rectangle snakeHead) {
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int s = rectangleSize*5;
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Rectangle food = new Rectangle(pFood, new Dimension(s, s));
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int s = rectangleSize * 5;
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Rectangle food = new Rectangle(pFood, new Dimension(s, s));
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return food.intersects(snakeHead);
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}
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/**
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* @return the length that will be added to the snake
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* @since Snake 1.0
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*/
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public int getAdditionalLength() {
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int snakeAdditionalLength = 0;
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switch(nextFood) {
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case white: snakeAdditionalLength =40;break;
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case yellow:snakeAdditionalLength =15;break;
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case orange:snakeAdditionalLength =6;break;
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case red: snakeAdditionalLength =2;break;
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case blue: snakeAdditionalLength =1;break;
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}//switch
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switch (nextFood) {
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case white:
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snakeAdditionalLength = 40;
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break;
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case yellow:
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snakeAdditionalLength = 15;
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break;
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case orange:
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snakeAdditionalLength = 6;
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break;
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case red:
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snakeAdditionalLength = 2;
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break;
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case blue:
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snakeAdditionalLength = 1;
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break;
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}// switch
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return snakeAdditionalLength;
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}
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