Hit highlighted region to generate an object of square or circular shape randomly. The object is randomly coloured, randomly positioned within svg object bounds, 20px<=(square side)<=150px, 30px<=(circle diameter)<=200px. Hit randomly generated object to dismiss it.
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May 30, 2021 12:53
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Random shape generator
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| <html > | |
| <body ng-app="svgGenApp"> | |
| <a id="gist" class="btn" href="https://gist.github.com/rfprod/3b71954b5cb887a5586cdd9760cf0287" target=_blank><span class="glyphicon glyphicon-download-alt" ></span> GIST</a> | |
| <div ng-controller="svgCtrl" class="wide" load-data> | |
| <h3>{{title}}</h3> | |
| <p class="container">{{instructions}}</p> | |
| <div id="output" class="col-xs-12 col-sm-12 col-md-12 col-lg-12"></div> | |
| <span us-spinner spinner-key="spinner-1"></span> | |
| </div> | |
| </body> | |
| </html> |
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| var app = angular.module('svgGenApp',['angularSpinner']); | |
| app.controller('svgCtrl', ($scope, $window, usSpinnerService) => { | |
| $scope.title = 'Random shape generator'; | |
| $scope.instructions = 'Hit highlighted region to generate an object of square or circular shape randomly. The object is randomly coloured, randomly positioned within svg object bounds, 20px<=(square side)<=150px, 30px<=(circle diameter)<=200px. Hit randomly generated object to dismiss it.'; | |
| $scope.diameter = Math.floor(Math.random()*(200-30+1))+30; | |
| $scope.side = Math.floor(Math.random()*(150-20+1))+20; | |
| $scope.genRnd = () => { | |
| $scope.diameter = Math.floor(Math.random()*(200-30+1))+30; | |
| $scope.side = Math.floor(Math.random()*(150-20+1))+20; | |
| } | |
| $scope.rect = '<rect width="100%" y="0" height="100%" class="area" ng-click="genRnd()" generate-shape/>'; | |
| $scope.makeSVG = (tag, attrs) => { | |
| var svg = document.createElementNS('http://www.w3.org/2000/svg', tag); | |
| for (var k in attrs) svg.setAttribute(k, attrs[k]); | |
| return svg; | |
| }; | |
| $scope.dismiss = ($event) => { | |
| $event.target.remove(); | |
| } | |
| $scope.getRandomColor = () => { | |
| function c(){return Math.floor(Math.random()*256).toString(16);} | |
| var colorHEX = "#"+c()+c()+c(); | |
| if (colorHEX.length < 7) colorHEX += "c"; | |
| return colorHEX; | |
| } | |
| $scope.refreshPage = () => { | |
| window.location.reload(false); | |
| }; | |
| $scope.resized = false; | |
| $scope.windowResized = () => { | |
| $scope.$apply(() => {$scope.resized = true;}); | |
| usSpinnerService.spin('spinner-1'); | |
| setTimeout(() => {$scope.initResize();},750); | |
| }; | |
| $scope.initResize = () => { | |
| $scope.$apply(() => { | |
| $scope.resized = false; | |
| }); | |
| $scope.refreshPage(); | |
| }; | |
| }); | |
| app.directive("loadData", ($compile) => { | |
| return (scope, el, attrs) => { | |
| $('#output').append($compile('<svg id="plot">'+scope.rect+'</svg>')(scope)); | |
| scope.resized = false; | |
| $(window).on('resize',() => { | |
| scope.windowResized(); | |
| }); | |
| } | |
| }); | |
| app.directive('generateShape',($compile) => { | |
| return (scope, el, attrs) => { | |
| el.bind('click', () => { | |
| var areaHeight = $('#output').height(); | |
| var areaWidth = $('#output').width(); | |
| console.log(areaHeight+' | '+areaWidth); | |
| var cx = Math.floor(Math.random()*((areaWidth-4-scope.diameter/2)-(4+scope.diameter/2)+1)+(4+scope.diameter/2)); | |
| var cy = Math.floor(Math.random()*((areaHeight-4-scope.diameter/2)-(4+scope.diameter/2)+1)+(4+scope.diameter/2)); | |
| var circle = scope.makeSVG('circle', { | |
| cx:cx, | |
| cy:cy, | |
| r:scope.diameter/2, | |
| //stroke:'black', | |
| //'stroke-width':2, | |
| fill:scope.getRandomColor(), | |
| 'ng-click':'dismiss($event)' | |
| }); | |
| var x = Math.floor(Math.random()*((areaWidth-scope.side-4)-(4+scope.side)+1)+(4+scope.side)); | |
| var y = Math.floor(Math.random()*((areaHeight-scope.side-4)-(4+scope.side)+1)+(4+scope.side)); | |
| var square = scope.makeSVG('rect', { | |
| x:x, | |
| y:y, | |
| width:scope.side, | |
| height:scope.side, | |
| //stroke:'black', | |
| //'stroke-width':2, | |
| fill:scope.getRandomColor(), | |
| 'ng-click':'dismiss($event)' | |
| }); | |
| var shapeSelector = Math.floor(Math.random()*(1-0+1)+0); | |
| console.log('shapeSelector: '+shapeSelector); | |
| if (shapeSelector == 0) $('#plot').append($compile(circle)(scope)); | |
| else $('#plot').append($compile(square)(scope)); | |
| }); | |
| } | |
| }); |
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| <script src="//cdnjs.cloudflare.com/ajax/libs/jquery/2.2.2/jquery.min.js"></script> | |
| <script src="//maxcdn.bootstrapcdn.com/bootstrap/3.3.6/js/bootstrap.min.js"></script> | |
| <script src="//cdnjs.cloudflare.com/ajax/libs/angular.js/1.5.2/angular.min.js"></script> | |
| <script src="https://cdnjs.cloudflare.com/ajax/libs/spin.js/2.3.2/spin.js"></script> | |
| <script src="https://cdnjs.cloudflare.com/ajax/libs/angular-spinner/0.8.1/angular-spinner.min.js"></script> |
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| body | |
| h3 | |
| text-align: center | |
| p | |
| font-size: 1.2em | |
| #gist | |
| position: absolute | |
| top: 0 | |
| right: 0 | |
| .wide | |
| width: 100% | |
| a:hover | |
| text-decoration: none | |
| font-weight: bold | |
| #output | |
| #plot | |
| width: 100% | |
| height: 50vh | |
| .area | |
| fill: rgba(240,230,140,0.8) | |
| stroke-width: 0 | |
| circle, rect | |
| stroke: black | |
| stroke-width: 2 |
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| <link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css" rel="stylesheet" /> |
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