1 angular.module('colorpicker.module', [])
2 .factory('Helper', function () {
5 closestSlider: function (elem) {
6 var matchesSelector = elem.matches || elem.webkitMatchesSelector || elem.mozMatchesSelector || elem.msMatchesSelector;
7 if (matchesSelector.bind(elem)('I')) {
8 return elem.parentNode;
12 getOffset: function (elem, fixedPosition) {
16 rect = elem.getBoundingClientRect();
17 while (elem && !isNaN(elem.offsetLeft) && !isNaN(elem.offsetTop)) {
18 if (!fixedPosition && elem.tagName === 'BODY') {
19 scrollX += document.documentElement.scrollLeft || elem.scrollLeft;
20 scrollY += document.documentElement.scrollTop || elem.scrollTop;
22 scrollX += elem.scrollLeft;
23 scrollY += elem.scrollTop;
25 elem = elem.offsetParent;
28 top: rect.top + window.pageYOffset,
29 left: rect.left + window.pageXOffset,
34 // a set of RE's that can match strings and generate color tuples. https://github.com/jquery/jquery-color/
37 re: /rgba?\(\s*(\d{1,3})\s*,\s*(\d{1,3})\s*,\s*(\d{1,3})\s*(?:,\s*(\d+(?:\.\d+)?)\s*)?\)/,
38 parse: function (execResult) {
48 re: /rgba?\(\s*(\d+(?:\.\d+)?)\%\s*,\s*(\d+(?:\.\d+)?)\%\s*,\s*(\d+(?:\.\d+)?)\%\s*(?:,\s*(\d+(?:\.\d+)?)\s*)?\)/,
49 parse: function (execResult) {
59 re: /#([a-fA-F0-9]{2})([a-fA-F0-9]{2})([a-fA-F0-9]{2})/,
60 parse: function (execResult) {
62 parseInt(execResult[1], 16),
63 parseInt(execResult[2], 16),
64 parseInt(execResult[3], 16)
69 re: /#([a-fA-F0-9])([a-fA-F0-9])([a-fA-F0-9])/,
70 parse: function (execResult) {
72 parseInt(execResult[1] + execResult[1], 16),
73 parseInt(execResult[2] + execResult[2], 16),
74 parseInt(execResult[3] + execResult[3], 16)
81 .factory('Color', ['Helper', function (Helper) {
90 // translate a format from Color object to a string
92 var rgb = this.toRGB();
93 return 'rgb(' + rgb.r + ',' + rgb.g + ',' + rgb.b + ')';
96 var rgb = this.toRGB();
97 return 'rgba(' + rgb.r + ',' + rgb.g + ',' + rgb.b + ',' + rgb.a + ')';
103 // HSBtoRGB from RaphaelJS
104 RGBtoHSB: function (r, g, b, a) {
110 V = Math.max(r, g, b);
111 C = V - Math.min(r, g, b);
112 H = (C === 0 ? null :
113 V === r ? (g - b) / C :
114 V === g ? (b - r) / C + 2 :
117 H = ((H + 360) % 6) * 60 / 360;
118 S = C === 0 ? 0 : C / V;
119 return {h: H || 1, s: S, b: V, a: a || 1};
122 //parse a string to HSB
123 setColor: function (val) {
124 val = val.toLowerCase();
125 for (var key in Helper.stringParsers) {
126 if (Helper.stringParsers.hasOwnProperty(key)) {
127 var parser = Helper.stringParsers[key];
128 var match = parser.re.exec(val),
129 values = match && parser.parse(match);
131 this.value = this.RGBtoHSB.apply(null, values);
138 setHue: function (h) {
139 this.value.h = 1 - h;
142 setSaturation: function (s) {
146 setLightness: function (b) {
147 this.value.b = 1 - b;
150 setAlpha: function (a) {
151 this.value.a = parseInt((1 - a) * 100, 10) / 100;
154 // HSBtoRGB from RaphaelJS
155 // https://github.com/DmitryBaranovskiy/raphael/
156 toRGB: function (h, s, b, a) {
166 X = C * (1 - Math.abs(h % 2 - 1));
170 R += [C, X, 0, 0, X, C][h];
171 G += [X, C, C, X, 0, 0][h];
172 B += [0, 0, X, C, C, X][h];
174 r: Math.round(R * 255),
175 g: Math.round(G * 255),
176 b: Math.round(B * 255),
181 toHex: function (h, s, b, a) {
182 var rgb = this.toRGB(h, s, b, a);
183 return '#' + ((1 << 24) | (parseInt(rgb.r, 10) << 16) | (parseInt(rgb.g, 10) << 8) | parseInt(rgb.b, 10)).toString(16).substr(1);
187 .factory('Slider', ['Helper', function (Helper) {
203 getSlider: function() {
206 getLeftPosition: function(event) {
207 return Math.max(0, Math.min(slider.maxLeft, slider.left + ((event.pageX || pointer.left) - pointer.left)));
209 getTopPosition: function(event) {
210 return Math.max(0, Math.min(slider.maxTop, slider.top + ((event.pageY || pointer.top) - pointer.top)));
212 setSlider: function (event, fixedPosition) {
214 target = Helper.closestSlider(event.target),
215 targetOffset = Helper.getOffset(target, fixedPosition),
216 rect = target.getBoundingClientRect(),
217 offsetX = event.clientX - rect.left,
218 offsetY = event.clientY - rect.top;
220 slider.knob = target.children[0].style;
221 slider.left = event.pageX - targetOffset.left - window.pageXOffset + targetOffset.scrollX;
222 slider.top = event.pageY - targetOffset.top - window.pageYOffset + targetOffset.scrollY;
225 left: event.pageX - (offsetX - slider.left),
226 top: event.pageY - (offsetY - slider.top)
229 setSaturation: function(event, fixedPosition) {
233 callLeft: 'setSaturation',
234 callTop: 'setLightness'
236 this.setSlider(event, fixedPosition);
238 setHue: function(event, fixedPosition) {
245 this.setSlider(event, fixedPosition);
247 setAlpha: function(event, fixedPosition) {
254 this.setSlider(event, fixedPosition);
256 setKnob: function(top, left) {
257 slider.knob.top = top + 'px';
258 slider.knob.left = left + 'px';
262 .directive('colorpicker', ['$document', '$compile', 'Color', 'Slider', 'Helper', function ($document, $compile, Color, Slider, Helper) {
267 link: function ($scope, elem, attrs, ngModel) {
269 thisFormat = attrs.colorpicker ? attrs.colorpicker : 'hex',
270 position = angular.isDefined(attrs.colorpickerPosition) ? attrs.colorpickerPosition : 'bottom',
271 inline = angular.isDefined(attrs.colorpickerInline) ? attrs.colorpickerInline : false,
272 fixedPosition = angular.isDefined(attrs.colorpickerFixedPosition) ? attrs.colorpickerFixedPosition : false,
273 target = angular.isDefined(attrs.colorpickerParent) ? elem.parent() : angular.element(document.body),
274 withInput = angular.isDefined(attrs.colorpickerWithInput) ? attrs.colorpickerWithInput : false,
275 inputTemplate = withInput ? '<input type="text" name="colorpicker-input" spellcheck="false">' : '',
276 closeButton = !inline ? '<button type="button" class="close close-colorpicker">×</button>' : '',
278 '<div class="colorpicker dropdown">' +
279 '<div class="dropdown-menu">' +
280 '<colorpicker-saturation><i></i></colorpicker-saturation>' +
281 '<colorpicker-hue><i></i></colorpicker-hue>' +
282 '<colorpicker-alpha><i></i></colorpicker-alpha>' +
283 '<colorpicker-preview></colorpicker-preview>' +
288 colorpickerTemplate = angular.element(template),
291 sliderHue = colorpickerTemplate.find('colorpicker-hue'),
292 sliderSaturation = colorpickerTemplate.find('colorpicker-saturation'),
293 colorpickerPreview = colorpickerTemplate.find('colorpicker-preview'),
294 pickerColorPointers = colorpickerTemplate.find('i');
296 $compile(colorpickerTemplate)($scope);
299 var pickerColorInput = colorpickerTemplate.find('input');
301 .on('mousedown', function(event) {
302 event.stopPropagation();
304 .on('keyup', function() {
305 var newColor = this.value;
307 if (ngModel && ngModel.$modelValue !== newColor) {
308 $scope.$apply(ngModel.$setViewValue(newColor));
314 var bindMouseEvents = function() {
315 $document.on('mousemove', mousemove);
316 $document.on('mouseup', mouseup);
319 if (thisFormat === 'rgba') {
320 colorpickerTemplate.addClass('alpha');
321 sliderAlpha = colorpickerTemplate.find('colorpicker-alpha');
323 .on('click', function(event) {
324 Slider.setAlpha(event, fixedPosition);
327 .on('mousedown', function(event) {
328 Slider.setAlpha(event, fixedPosition);
331 .on('mouseup', function(event){
332 emitEvent('colorpicker-selected-alpha');
337 .on('click', function(event) {
338 Slider.setHue(event, fixedPosition);
341 .on('mousedown', function(event) {
342 Slider.setHue(event, fixedPosition);
345 .on('mouseup', function(event){
346 emitEvent('colorpicker-selected-hue');
350 .on('click', function(event) {
351 Slider.setSaturation(event, fixedPosition);
353 if (angular.isDefined(attrs.colorpickerCloseOnSelect)) {
354 hideColorpickerTemplate();
357 .on('mousedown', function(event) {
358 Slider.setSaturation(event, fixedPosition);
361 .on('mouseup', function(event){
362 emitEvent('colorpicker-selected-saturation');
366 colorpickerTemplate.addClass('colorpicker-fixed-position');
369 colorpickerTemplate.addClass('colorpicker-position-' + position);
370 if (inline === 'true') {
371 colorpickerTemplate.addClass('colorpicker-inline');
374 target.append(colorpickerTemplate);
377 ngModel.$render = function () {
378 elem.val(ngModel.$viewValue);
382 elem.on('blur keyup change', function() {
386 elem.on('$destroy', function() {
387 colorpickerTemplate.remove();
390 var previewColor = function () {
392 colorpickerPreview.css('backgroundColor', pickerColor[thisFormat]());
394 colorpickerPreview.css('backgroundColor', pickerColor.toHex());
396 sliderSaturation.css('backgroundColor', pickerColor.toHex(pickerColor.value.h, 1, 1, 1));
397 if (thisFormat === 'rgba') {
398 sliderAlpha.css.backgroundColor = pickerColor.toHex();
402 var mousemove = function (event) {
404 left = Slider.getLeftPosition(event),
405 top = Slider.getTopPosition(event),
406 slider = Slider.getSlider();
408 Slider.setKnob(top, left);
410 if (slider.callLeft) {
411 pickerColor[slider.callLeft].call(pickerColor, left / 100);
413 if (slider.callTop) {
414 pickerColor[slider.callTop].call(pickerColor, top / 100);
417 var newColor = pickerColor[thisFormat]();
420 $scope.$apply(ngModel.$setViewValue(newColor));
423 pickerColorInput.val(newColor);
428 var mouseup = function () {
429 emitEvent('colorpicker-selected');
430 $document.off('mousemove', mousemove);
431 $document.off('mouseup', mouseup);
434 var update = function (omitInnerInput) {
435 pickerColor.setColor(elem.val());
436 if (withInput && !omitInnerInput) {
437 pickerColorInput.val(elem.val());
439 pickerColorPointers.eq(0).css({
440 left: pickerColor.value.s * 100 + 'px',
441 top: 100 - pickerColor.value.b * 100 + 'px'
443 pickerColorPointers.eq(1).css('top', 100 * (1 - pickerColor.value.h) + 'px');
444 pickerColorPointers.eq(2).css('top', 100 * (1 - pickerColor.value.a) + 'px');
448 var getColorpickerTemplatePosition = function() {
451 positionOffset = Helper.getOffset(elem[0]);
453 if(angular.isDefined(attrs.colorpickerParent)) {
454 positionOffset.left = 0;
455 positionOffset.top = 0;
458 if (position === 'top') {
460 'top': positionOffset.top - 147,
461 'left': positionOffset.left
463 } else if (position === 'right') {
465 'top': positionOffset.top,
466 'left': positionOffset.left + 126
468 } else if (position === 'bottom') {
470 'top': positionOffset.top + elem[0].offsetHeight + 2,
471 'left': positionOffset.left
473 } else if (position === 'left') {
475 'top': positionOffset.top,
476 'left': positionOffset.left - 150
480 'top': positionValue.top + 'px',
481 'left': positionValue.left + 'px'
485 var documentMousedownHandler = function() {
486 hideColorpickerTemplate();
489 var showColorpickerTemplate = function() {
491 if (!colorpickerTemplate.hasClass('colorpicker-visible')) {
494 .addClass('colorpicker-visible')
495 .css(getColorpickerTemplatePosition());
496 emitEvent('colorpicker-shown');
498 if (inline === false) {
499 // register global mousedown event to hide the colorpicker
500 $document.on('mousedown', documentMousedownHandler);
503 if (attrs.colorpickerIsOpen) {
504 $scope[attrs.colorpickerIsOpen] = true;
505 if (!$scope.$$phase) {
506 $scope.$digest(); //trigger the watcher to fire
513 if(inline === false) {
514 elem.on('click', showColorpickerTemplate);
516 showColorpickerTemplate();
519 colorpickerTemplate.on('mousedown', function (event) {
520 event.stopPropagation();
521 event.preventDefault();
524 var emitEvent = function(name) {
528 value: ngModel.$modelValue
533 var hideColorpickerTemplate = function() {
534 if (colorpickerTemplate.hasClass('colorpicker-visible')) {
535 colorpickerTemplate.removeClass('colorpicker-visible');
536 emitEvent('colorpicker-closed');
537 // unregister the global mousedown event
538 $document.off('mousedown', documentMousedownHandler);
540 if (attrs.colorpickerIsOpen) {
541 $scope[attrs.colorpickerIsOpen] = false;
542 if (!$scope.$$phase) {
543 $scope.$digest(); //trigger the watcher to fire
549 colorpickerTemplate.find('button').on('click', function () {
550 hideColorpickerTemplate();
553 if (attrs.colorpickerIsOpen) {
554 $scope.$watch(attrs.colorpickerIsOpen, function(shouldBeOpen) {
556 if (shouldBeOpen === true) {
557 showColorpickerTemplate();
558 } else if (shouldBeOpen === false) {
559 hideColorpickerTemplate();