ShadowEditor/js/nodes/utils/SwitchNode.js
2018-06-07 19:50:07 +08:00

73 lines
1.4 KiB
JavaScript

/**
* @author sunag / http://www.sunag.com.br/
*/
THREE.SwitchNode = function( node, components ) {
THREE.GLNode.call( this );
this.node = node;
this.components = components || 'x';
};
THREE.SwitchNode.prototype = Object.create( THREE.GLNode.prototype );
THREE.SwitchNode.prototype.constructor = THREE.SwitchNode;
THREE.SwitchNode.prototype.getType = function( builder ) {
return builder.getFormatFromLength( this.components.length );
};
THREE.SwitchNode.prototype.generate = function( builder, output ) {
var type = this.node.getType( builder );
var inputLength = builder.getFormatLength( type ) - 1;
var node = this.node.build( builder, type );
if ( inputLength > 0 ) {
// get max length
var outputLength = 0;
var components = builder.colorToVector( this.components );
var i, len = components.length;
for ( i = 0; i < len; i ++ ) {
outputLength = Math.max( outputLength, builder.getIndexByElement( components.charAt( i ) ) );
}
if ( outputLength > inputLength ) outputLength = inputLength;
// split
node += '.';
for ( i = 0; i < len; i ++ ) {
var elm = components.charAt( i );
var idx = builder.getIndexByElement( components.charAt( i ) );
if ( idx > outputLength ) idx = outputLength;
node += builder.getElementByIndex( idx );
}
return builder.format( node, this.getType( builder ), output );
} else {
// join
return builder.format( node, type, output )
}
};