b38dea0597
Share Gaia assets and adapters, keep private profiles and development documents local, and update both public READMEs.
74 lines
1.5 KiB
JavaScript
Executable file
74 lines
1.5 KiB
JavaScript
Executable file
define(function(require, exports, module) {
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'use strict';
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/**
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* Dependencies
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*/
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var FaceView = require('views/face');
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var View = require('view');
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/**
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* Exports
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*/
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module.exports = View.extend({
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name: 'faces',
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faces: [],
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initialize: function(options) {
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options = options || {};
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this.el.innerHTML = this.template();
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this.FaceView = options.FaceView || FaceView;
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},
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// It creates the DOM elements that will display circles
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// around the detected faces.
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createFaces: function(maxNumberFaces) {
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var faceView;
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var i;
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for(i = 0; i < maxNumberFaces; ++i) {
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faceView = new this.FaceView();
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faceView.hide();
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this.faces.push(faceView);
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faceView.appendTo(this.el);
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}
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},
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render: function(faces) {
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var self = this;
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this.hideFaces();
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if (faces.length > this.faces.length) {
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this.createFaces(faces.length - this.faces.length);
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}
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faces.forEach(function(face, index) {
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var faceView = self.faces[index];
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self.renderFace(face, faceView);
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});
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},
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renderFace: function(face, faceView) {
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// Maximum diameter is 300px as in the visual spec
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var diameter = Math.min(300, face.diameter);
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faceView.setPosition(face.x, face.y);
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faceView.setDiameter(diameter);
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faceView.show();
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},
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hideFaces: function() {
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this.faces.forEach(function(faceView) {
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faceView.hide();
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});
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},
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clear: function() {
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var self = this;
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this.faces.forEach(function(faceView) {
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self.el.removeChild(faceView.el);
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});
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this.faces = [];
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}
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});
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});
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