Rectangle.pde

/**
  Polargraph controller
  Copyright Sandy Noble 2015.

  This file is part of Polargraph Controller.

  Polargraph Controller is free software: you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation, either version 3 of the License, or
  (at your option) any later version.

  Polargraph Controller is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  GNU General Public License for more details.

  You should have received a copy of the GNU General Public License
  along with Polargraph Controller.  If not, see <http://www.gnu.org/licenses/>.
    
  Requires the excellent ControlP5 GUI library available from http://www.sojamo.de/libraries/controlP5/.
  Requires the excellent Geomerative library available from http://www.ricardmarxer.com/geomerative/.
  
  This is an application for controlling a polargraph machine, communicating using ASCII command language over a serial link.

  sandy.noble@gmail.com
  http://www.polargraph.co.uk/
  https://github.com/euphy/polargraphcontroller
*/
class Rectangle
{
  public PVector position = null;
  public PVector size = null;
  
  public Rectangle(float px, float py, float width, float height)
  {
    this.position = new PVector(px, py);
    this.size = new PVector(width, height);
  }
  public Rectangle(PVector position, PVector size)
  {
    this.position = position;
    this.size = size;
  }
  public Rectangle(Rectangle r)
  {
    this.position = new PVector(r.getPosition().x, r.getPosition().y);
    this.size = new PVector(r.getSize().x, r.getSize().y);
  }
  
  public float getWidth()
  {
    return this.size.x;
  }
  public void setWidth(float w)
  {
    this.size.x = w;
  }
  public float getHeight()
  {
    return this.size.y;
  }
  public void setHeight(float h)
  {
    this.size.y = h;
  }
  public PVector getPosition()
  {
    return this.position;
  }
  public PVector getSize()
  {
    return this.size;
  }
  public PVector getTopLeft()
  {
    return getPosition();
  }
  public PVector getTopRight()
  {
    return new PVector(this.size.x+this.position.x, this.position.y);
  }
  public PVector getBotRight()
  {
    return PVector.add(this.position, this.size);
  }
  public float getLeft()
  {
    return getPosition().x;
  }
  public float getRight()
  {
    return getPosition().x + getSize().x;
  }
  public float getTop()
  {
    return getPosition().y;
  }
  public float getBottom()
  {
    return getPosition().y + getSize().y;
  }
  
  public void setPosition(float x, float y)
  {
    if (this.position == null)
      this.position = new PVector(x, y);
    else
    {
      this.position.x = x;
      this.position.y = y;
    }
  }
  
  public Boolean surrounds(PVector p)
  {
    if (p.x >= this.getLeft()
    && p.x < this.getRight()
    && p.y >= this.getTop()
    && p.y < this.getBottom()-1)
      return true;
    else
      return false;
  }
  
  public String toString() {
	return new StringBuffer().append("Rectangle pos: ").append(this.getPosition()).append(", size: ").append(this.getSize()).append(".").toString();
  }
  
}