gistfile1.java

import groovy.swing.SwingBuilder
import griffon.builder.trident.*
import griffon.builder.gfx.*
import griffon.builder.gfx.swing.*
import groovy.beans.Bindable
import org.pushingpixels.trident.Timeline.TimelineState

@Bindable
class Model {
  float s = 0.5f
  float ra = 0.0f
}
def model = new Model()

def trident = new TridentBuilder()
def anim = trident.timeline(model, duration: 3000, loop: 'reverse') {
  interpolatedProperty(property: "s", from: 0.5f, to: 2.0f)
  interpolatedProperty(property: "ra", from: 0f, to: 359f)
}

def cx = 100
def cy = 100
def radius = 25

def gfx = new GfxBuilder()
def node = gfx.group {
  antialias true
  background(color: color("white"))
  group(sx: bind{model.s}, sy: bind{model.s}, ra: bind{model.ra},
    mouseClicked: {anim.state == TimelineState.SUSPENDED? anim.resume() : anim.suspend()}) {
    rect(x: cx-radius, y: cy-radius, w: radius*2, h: radius*2, f: color('blue'))
    circle(cx: cx-radius, cy: cy-radius, r: radius/2, f: color('red'))
    circle(cx: cx-radius, cy: cy+radius, r: radius/2, f: color('green'))
    circle(cx: cx+radius, cy: cy-radius, r: radius/2, f: color('yellow'))
    circle(cx: cx+radius, cy: cy+radius, r: radius/2, f: color('violet'))
  }
}

def swing = new SwingBuilder()
swing.edt {
  frame(title: "GFX + Trident", size: [210,220], visible: true) {
    widget(new GfxCanvas(), id: "canvas", node: node)
  }
}
trident.swingRepaintTimeline(swing.canvas, loop: true)