Added Car Instances example |Prof Harris |Open@RIT

src/data/examples/en/15_Instance_Mode/03_Car_Instances.js

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+/* 
+ * @name Car Instances
+ * @frame 400,400
+ * @description contributed by <a href="https://www.rit.edu/directory/wmhics-w-michelle-harris">
+   <b>Prof WM Harris,</b></a> <b>How </b>to create three instances of Car Class and
+invoke class methods.<br/>
+	A function is created for the canvas setup, and
+3 car instances are initialized with different colors and canvas
+positions. The speed of each car is set by passing value to the
+instance’s start method. A second function calls class methods to
+display and move the cars.
+*/
+class Car {
+  /* Constructor expects parameters for
+  fill color, x and y coordinates that
+  will be used to initialize class properties.
+  */
+  constructor(cColor, x, y) {
+    this.color = cColor;
+    this.doors = 4;
+    this.isConvertible = false;
+    this.x = x;
+    this.y = y;
+    this.speed = 0;
+  }
+
+  start(speed) { // method expects parameter!
+    this.speed = speed;
+  }
+
+  display() { // method!
+    fill(this.color);
+    rect(this.x, this.y, 20, 10);
+  }
+
+  move() { // method!
+    this.x += this.speed;
+    // Wrap x around boundaries
+    if (this.x < -20) {
+      this.x = width;
+    } else if (this.x > width) {
+      this.x = -20;
+    }
+  }
+} //end class Car
+
+let rav4;
+let charger;
+let nova;
+
+function setup() {
+  createCanvas(200, 400);
+  /* Construct the 3 Cars */
+  //constructor expects cColor, x, y
+  rav4 = new Car("silver", 100, 300);
+  charger = new Car("gold", 0, 200);  
+  nova = new Car("blue", 200, 100); 
+  nova.doors = 2; //update nova's doors property
+
+  console.log("rav4", rav4);
+  console.log("charger", charger);
+  console.log("nova", nova);
+
+  //call start methods of Car instances
+  //the start method expects a number for speed
+  rav4.start(2.3);
+  charger.start(-4);
+  nova.start(random(-1, 1));
+}
+
+function draw() {
+  background("beige");
+
+  //display and move all 3 Cars
+  rav4.display();
+  charger.display();
+  nova.display();
+
+  rav4.move();
+  charger.move();
+  nova.move();
+}

src/data/examples/es/15_Instance_Mode/03_Car_Instances.js

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+/* 
+ * @name Car Instances
+ * @frame 400,400
+ * @description contributed by <a href="https://www.rit.edu/directory/wmhics-w-michelle-harris">
+   <b>Prof WM Harris,</b></a> <b>How </b>to create three instances of Car Class and
+invoke class methods.<br/>
+	A function is created for the canvas setup, and
+3 car instances are initialized with different colors and canvas
+positions. The speed of each car is set by passing value to the
+instance’s start method. A second function calls class methods to
+display and move the cars.
+*/
+class Car {
+  /* Constructor expects parameters for
+  fill color, x and y coordinates that
+  will be used to initialize class properties.
+  */
+  constructor(cColor, x, y) {
+    this.color = cColor;
+    this.doors = 4;
+    this.isConvertible = false;
+    this.x = x;
+    this.y = y;
+    this.speed = 0;
+  }
+
+  start(speed) { // method expects parameter!
+    this.speed = speed;
+  }
+
+  display() { // method!
+    fill(this.color);
+    rect(this.x, this.y, 20, 10);
+  }
+
+  move() { // method!
+    this.x += this.speed;
+    // Wrap x around boundaries
+    if (this.x < -20) {
+      this.x = width;
+    } else if (this.x > width) {
+      this.x = -20;
+    }
+  }
+} //end class Car
+
+let rav4;
+let charger;
+let nova;
+
+function setup() {
+  createCanvas(200, 400);
+  /* Construct the 3 Cars */
+  //constructor expects cColor, x, y
+  rav4 = new Car("silver", 100, 300);
+  charger = new Car("gold", 0, 200);  
+  nova = new Car("blue", 200, 100); 
+  nova.doors = 2; //update nova's doors property
+
+  console.log("rav4", rav4);
+  console.log("charger", charger);
+  console.log("nova", nova);
+
+  //call start methods of Car instances
+  //the start method expects a number for speed
+  rav4.start(2.3);
+  charger.start(-4);
+  nova.start(random(-1, 1));
+}
+
+function draw() {
+  background("beige");
+
+  //display and move all 3 Cars
+  rav4.display();
+  charger.display();
+  nova.display();
+
+  rav4.move();
+  charger.move();
+  nova.move();
+}

src/data/examples/ko/15_Instance_Mode/03_Car_Instances.js

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+/* 
+ * @name Car Instances
+ * @frame 400,400
+ * @description contributed by <a href="https://www.rit.edu/directory/wmhics-w-michelle-harris">
+   <b>Prof WM Harris,</b></a> <b>How </b>to create three instances of Car Class and
+invoke class methods.<br/>
+	A function is created for the canvas setup, and
+3 car instances are initialized with different colors and canvas
+positions. The speed of each car is set by passing value to the
+instance’s start method. A second function calls class methods to
+display and move the cars.
+*/
+class Car {
+  /* Constructor expects parameters for
+  fill color, x and y coordinates that
+  will be used to initialize class properties.
+  */
+  constructor(cColor, x, y) {
+    this.color = cColor;
+    this.doors = 4;
+    this.isConvertible = false;
+    this.x = x;
+    this.y = y;
+    this.speed = 0;
+  }
+
+  start(speed) { // method expects parameter!
+    this.speed = speed;
+  }
+
+  display() { // method!
+    fill(this.color);
+    rect(this.x, this.y, 20, 10);
+  }
+
+  move() { // method!
+    this.x += this.speed;
+    // Wrap x around boundaries
+    if (this.x < -20) {
+      this.x = width;
+    } else if (this.x > width) {
+      this.x = -20;
+    }
+  }
+} //end class Car
+
+let rav4;
+let charger;
+let nova;
+
+function setup() {
+  createCanvas(200, 400);
+  /* Construct the 3 Cars */
+  //constructor expects cColor, x, y
+  rav4 = new Car("silver", 100, 300);
+  charger = new Car("gold", 0, 200);  
+  nova = new Car("blue", 200, 100); 
+  nova.doors = 2; //update nova's doors property
+
+  console.log("rav4", rav4);
+  console.log("charger", charger);
+  console.log("nova", nova);
+
+  //call start methods of Car instances
+  //the start method expects a number for speed
+  rav4.start(2.3);
+  charger.start(-4);
+  nova.start(random(-1, 1));
+}
+
+function draw() {
+  background("beige");
+
+  //display and move all 3 Cars
+  rav4.display();
+  charger.display();
+  nova.display();
+
+  rav4.move();
+  charger.move();
+  nova.move();
+}

src/data/examples/zh-Hans/15_Instance_Mode/03_Car_Instances.js

@@ -0,0 +1,82 @@
+/* 
+ * @name Car Instances
+ * @frame 400,400
+ * @description contributed by <a href="https://www.rit.edu/directory/wmhics-w-michelle-harris">
+   <b>Prof WM Harris,</b></a> <b>How </b>to create three instances of Car Class and
+invoke class methods.<br/>
+	A function is created for the canvas setup, and
+3 car instances are initialized with different colors and canvas
+positions. The speed of each car is set by passing value to the
+instance’s start method. A second function calls class methods to
+display and move the cars.
+*/
+class Car {
+  /* Constructor expects parameters for
+  fill color, x and y coordinates that
+  will be used to initialize class properties.
+  */
+  constructor(cColor, x, y) {
+    this.color = cColor;
+    this.doors = 4;
+    this.isConvertible = false;
+    this.x = x;
+    this.y = y;
+    this.speed = 0;
+  }
+
+  start(speed) { // method expects parameter!
+    this.speed = speed;
+  }
+
+  display() { // method!
+    fill(this.color);
+    rect(this.x, this.y, 20, 10);
+  }
+
+  move() { // method!
+    this.x += this.speed;
+    // Wrap x around boundaries
+    if (this.x < -20) {
+      this.x = width;
+    } else if (this.x > width) {
+      this.x = -20;
+    }
+  }
+} //end class Car
+
+let rav4;
+let charger;
+let nova;
+
+function setup() {
+  createCanvas(200, 400);
+  /* Construct the 3 Cars */
+  //constructor expects cColor, x, y
+  rav4 = new Car("silver", 100, 300);
+  charger = new Car("gold", 0, 200);  
+  nova = new Car("blue", 200, 100); 
+  nova.doors = 2; //update nova's doors property
+
+  console.log("rav4", rav4);
+  console.log("charger", charger);
+  console.log("nova", nova);
+
+  //call start methods of Car instances
+  //the start method expects a number for speed
+  rav4.start(2.3);
+  charger.start(-4);
+  nova.start(random(-1, 1));
+}
+
+function draw() {
+  background("beige");
+
+  //display and move all 3 Cars
+  rav4.display();
+  charger.display();
+  nova.display();
+
+  rav4.move();
+  charger.move();
+  nova.move();
+}