35 lines
792 B
Plaintext
35 lines
792 B
Plaintext
// The Nature of Code
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// Daniel Shiffman
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// http://natureofcode.com
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class Circle extends Shape {
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// Inherits all instance variables from parent + adding one
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color c;
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Circle(float x_, float y_, float r_, color c_) {
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super(x_,y_,r_); // Call the parent constructor
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c = c_; // Also deal with this new instance variable
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}
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// Call the parent jiggle, but do some more stuff too
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void jiggle() {
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super.jiggle();
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// The Circle jiggles its size as well as its x,y position.
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r += random(-1,1);
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r = constrain(r,0,100);
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}
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// The changeColor() function is unique to the Circle class.
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void changeColor() {
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c = color(random(255));
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}
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void display() {
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ellipseMode(CENTER);
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fill(c);
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stroke(0);
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ellipse(x,y,r,r);
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}
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}
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