#VRML V2.0 utf8

PROTO ButtonBar [
	eventIn	SFFloat	endTransparency
]{
	DEF buttonBarSw Switch {
		whichChoice	0
		choice [
			Group {
				children [

Transform {
	translation -26 7.1 -0.5
	rotation 0 1 0 1.57

	children [
		Shape {
			geometry Box {
				size 4 18.8 0
			}
			appearance Appearance {
				texture	ImageTexture {
					url	"models/buttonBar/music_poster_menu.jpg"
				}
				material DEF abrMat Material {

					specularColor 1 1 1
					ambientIntensity 1
					emissiveColor 1 1 1
					diffuseColor 1 1 1
					shininess 1
				}
			}
		}
			]
		}
			
	
		Transform {
	translation -24.5 7.1 -2.5
	rotation 0 1 0 0

	children [
		Shape {
			geometry Box {
				size 3 18.8 0 
			}
			appearance Appearance {
				texture	ImageTexture {
					url	"models/buttonBar/menuback.jpg"
				}
				material DEF buttonBackMat Material {
					diffuseColor 0.1 0.1 0.1
					specularColor .1 .1 .1
					ambientIntensity 0.1
					emissiveColor 0.1 0.1 0.1
					shininess 0

				}
			}
		}
	]
}
]
}
]
}
	DEF	timeSensor TimeSensor {
		enabled	TRUE
		loop TRUE
	}

	DEF	homeModelScript Script {
		eventIn SFTime time
		eventIn	SFFloat	setTransparency	IS endTransparency
		field SFFloat beginTransparency 0
		eventOut SFFloat transparency
		field SFTime beginTimeTransparency 0
		field SFBool transparencyEffectEnabled FALSE
		field SFFloat totalTimeTransparency 2
		eventOut SFInt32 whichchoice
	    eventOut MFString rollOverText 

		url	"javascript:
		function initialize() {
			transparency = beginTransparency;
		}

			// simple interpolation:
			// if enabled:
			// compute factor: what fraction of total interpolation time has passed
			//    =  (currencttime - starttime)/ totalTime
			// if this factor < 1: compute the value of the interpolated variable
			// if this factor >= 1: stop the interpolation, set the interpolated variable to the end value

		function time(value) {
			if (transparencyEffectEnabled) {
				var factor = (value - beginTimeTransparency) / totalTimeTransparency;
				if (factor < 1) {
					transparency = factor * (setTransparency - beginTransparency) + beginTransparency;
				} else {
					transparency = setTransparency;
					transparencyEffectEnabled = false;
					if (setTransparency == 1) whichchoice = -1;//remove the buttonbar when completely transparent

				}
			}
		}


		//begin interpolation: starttime of interpolation is current time
		//sets start value of interpolated variable, enables interpolation
		function setTransparency (value,time) {
			//print('transparantie is: ');
			whichchoice = 0;
			beginTimeTransparency = time;
			beginTransparency = transparency;
			transparencyEffectEnabled = true;
		}
		"

	}

	 ROUTE homeModelScript.transparency	TO buttonBackMat.transparency
	 ROUTE homeModelScript.transparency	TO abrMat.transparency
	 ROUTE homeModelScript.whichchoice TO buttonBarSw.whichChoice
	 ROUTE timeSensor.time TO homeModelScript.time

}

ButtonBar {}