Grip / isTheHover()

• Example

import compose.grips.*;

GripDispatcher dispatch;
CircleGrip c1, c2, c3;

void setup() {
  dispatch = new GripDispatcher(this);
  c1 = new CircleGrip(25, 50, 40);
  c2 = new CircleGrip(50, 50, 40);
  c3 = new CircleGrip(75, 50, 40);
}

void draw() {
  background(200);
  dispatch.update();
  dispatch.draw();
}

class CircleGrip extends Grip {

  float x, y, diameter;

  CircleGrip(float x, float y, float diameter) {
    this.x = x;
    this.y = y;
    this.diameter = diameter;
  }

  boolean isHovering() {
    return dist(mouseX, mouseY, x, y) < diameter/2;
  }

  void draw() {
    if (this.isTheHover()) { 
      fill(255, 0, 0, 230); // We are the BEST match (top most)
    } else if (this.isHovering()) {
      fill(255, 255, 0, 230); // Our hover conditions are satisfied
    } else {
      fill(255, 230); // We're not hovering
    }
    ellipse(x, y, diameter, diameter);
  }

}

Description

True if this Grip is the best (top most) candidate for hover as determined by GripDispatcher. You cannot override this method.

Syntax

class FancyGrip extends Grip {
   void anyMethod() {
      if (this.isTheHover()) {
         statements
      }
   }
}

Parameters

None

Returns

True if the best candidate for hover as determined by GripDispatcher

Usage

Web & Applications

Related

• isHovering()
• GripDispatcher :: getHoverGrip()

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