104 lines
2.4 KiB
JavaScript
104 lines
2.4 KiB
JavaScript
var Path = function() {
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var className = "Path";
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var polylines = [];
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function translate(x,y) {
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for (var i = 0; i < polylines.length; i++) {
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polylines[i].translate(x,y);
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}
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}
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function rotate(radians,pivot) {
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for (var i = 0; i < polylines.length; i++) {
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var points = polylines[i].getPoints();
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for (var j = 0; j < points.length; j++) {
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points[j].rotate(radians,pivot)
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}
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}
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}
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function scale(scale) {
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for (var i = 0; i < polylines.length; i++) {
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// console.log(className,'scale',scale);
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polylines[i].scale(scale);
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}
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}
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function moveTo(x,y) {
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polylines.push(new Polyline(x,y));
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}
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function lineTo(x,y) {
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if (polylines.length==0) moveTo(x,y);
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else polylines[polylines.length-1].addVertex(x,y);
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}
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function getBoundingBox() {
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var box = new Rectangle(0,0,0,0);
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for (var i = 0; i < polylines.length; i++) {
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if (i==0) box = polylines[i].getBoundingBox();
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else box.growToIncludeRectangle(polylines[i].getBoundingBox());
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}
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return box;
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}
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function getWidth() {
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return this.getBoundingBox().getWidth();
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}
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function getHeight() {
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return this.getBoundingBox().getHeight();
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}
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function getPolylines() {
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return polylines;
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}
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function setPolylines(_polylines) {
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polylines = _polylines;
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}
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function clone() {
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var p = new Path();
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for (var i=0; i<polylines.length; i++) {
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// console.log(className,'clone poly#',i,"/",polylines.length,polylines[i].toString(),"||||",polylines[i].clone().toString());
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p.getPolylines().push(polylines[i].clone());
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}
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// console.log(className,'p.toString()',p.toString());
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return p;
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}
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function alignCorner() {
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var box = getBoundingBox();
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translate(-box.getX(),-box.getY());
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}
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function alignCenter() {
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var box = getBoundingBox();
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// console.log(className,'alignCenter',box.toString());
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translate(-box.getX(),-box.getY());
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translate(-box.getWidth()/2,-box.getHeight()/2);
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}
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function toString() {
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return polylines.join(" --- ");
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}
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return {
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translate: translate,
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rotate: rotate,
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scale: scale,
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moveTo: moveTo,
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lineTo: lineTo,
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getBoundingBox: getBoundingBox,
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getWidth: getWidth,
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getHeight: getHeight,
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getPolylines: getPolylines,
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setPolylines: setPolylines,
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clone: clone,
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alignCenter: alignCenter,
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alignCorner: alignCorner,
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toString: toString
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}
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} |