diff --git a/dist/cropper.css b/dist/cropper.css index fc85350fd..09f9e9c74 100644 --- a/dist/cropper.css +++ b/dist/cropper.css @@ -1,11 +1,11 @@ /*! - * Cropper v0.5.3 + * Cropper v0.5.4 * https://github.com/fengyuanchen/cropperjs * * Copyright (c) 2015 Fengyuan Chen * Released under the MIT license * - * Date: 2015-12-24T08:55:11.099Z + * Date: 2015-12-28T03:39:33.053Z */ .cropper-container { font-size: 0; diff --git a/dist/cropper.js b/dist/cropper.js index 8c22eb156..5724de66e 100644 --- a/dist/cropper.js +++ b/dist/cropper.js @@ -1,11 +1,11 @@ /*! - * Cropper v0.5.3 + * Cropper v0.5.4 * https://github.com/fengyuanchen/cropperjs * * Copyright (c) 2015 Fengyuan Chen * Released under the MIT license * - * Date: 2015-12-24T08:55:18.789Z + * Date: 2015-12-28T03:39:49.283Z */ (function (global, factory) { @@ -101,9 +101,10 @@ var PI = Math.PI; // Utilities - var EMPTY_OBJECT = {}; - var toString = EMPTY_OBJECT.toString; - var hasOwnProperty = EMPTY_OBJECT.hasOwnProperty; + var objectProto = Object.prototype; + var toString = objectProto.toString; + var hasOwnProperty = objectProto.hasOwnProperty; + var slice = Array.prototype.slice; var fromCharCode = String.fromCharCode; function typeOf(obj) { @@ -149,18 +150,13 @@ } function toArray(obj, offset) { - var args = []; + offset = offset >= 0 ? offset : 0; if (Array.from) { - return Array.from(obj).slice(offset || 0); + return Array.from(obj).slice(offset); } - // This is necessary for IE8 - if (isNumber(offset)) { - args.push(offset); - } - - return args.slice.apply(obj, args); + return slice.call(obj, offset); } function trim(str) { @@ -393,6 +389,27 @@ }; } + function getTouchesCenter(touches) { + var length = touches.length; + var pageX = 0; + var pageY = 0; + + if (length) { + each(touches, function (touch) { + pageX += touch.pageX; + pageY += touch.pageY; + }); + + pageX /= length; + pageY /= length; + } + + return { + pageX: pageX, + pageY: pageY + }; + } + function getByTag(element, tagName, index) { var elements = element.getElementsByTagName(tagName); @@ -2642,6 +2659,8 @@ var naturalHeight = canvasData.naturalHeight; var newWidth; var newHeight; + var offset; + var center; ratio = Number(ratio); @@ -2657,8 +2676,27 @@ return _this; } - canvasData.left -= (newWidth - width) / 2; - canvasData.top -= (newHeight - height) / 2; + if (_originalEvent) { + offset = getOffset(_this.cropper); + center = _originalEvent.touches ? getTouchesCenter(_originalEvent.touches) : { + pageX: _originalEvent.pageX, + pageY: _originalEvent.pageY + }; + + // Zoom from the triggering point of the event + canvasData.left -= (newWidth - width) * ( + ((center.pageX - offset.left) - canvasData.left) / width + ); + canvasData.top -= (newHeight - height) * ( + ((center.pageY - offset.top) - canvasData.top) / height + ); + } else { + + // Zoom from the center of the canvas + canvasData.left -= (newWidth - width) / 2; + canvasData.top -= (newHeight - height) / 2; + } + canvasData.width = newWidth; canvasData.height = newHeight; _this.renderCanvas(true); diff --git a/dist/cropper.min.css b/dist/cropper.min.css index 047e4c1b4..7bdcca7e2 100644 --- a/dist/cropper.min.css +++ b/dist/cropper.min.css @@ -1,9 +1,9 @@ /*! - * Cropper v0.5.3 + * Cropper v0.5.4 * https://github.com/fengyuanchen/cropperjs * * Copyright (c) 2015 Fengyuan Chen * Released under the MIT license * - * Date: 2015-12-24T08:55:11.099Z + * Date: 2015-12-28T03:39:33.053Z */.cropper-container{font-size:0;line-height:0;position:relative;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;direction:ltr!important;-ms-touch-action:none;touch-action:none;-webkit-tap-highlight-color:transparent;-webkit-touch-callout:none}.cropper-container 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#eee}.cropper-dashed.dashed-h{top:33.33333%;left:0;width:100%;height:33.33333%;border-top-width:1px;border-bottom-width:1px}.cropper-dashed.dashed-v{top:0;left:33.33333%;width:33.33333%;height:100%;border-right-width:1px;border-left-width:1px}.cropper-center{position:absolute;top:50%;left:50%;display:block;width:0;height:0;opacity:.75;filter:alpha(opacity=75)}.cropper-center:after,.cropper-center:before{position:absolute;display:block;content:' ';background-color:#eee}.cropper-center:before{top:0;left:-3px;width:7px;height:1px}.cropper-center:after{top:-3px;left:0;width:1px;height:7px}.cropper-face,.cropper-line,.cropper-point{position:absolute;display:block;width:100%;height:100%;opacity:.1;filter:alpha(opacity=10)}.cropper-face{top:0;left:0;background-color:#fff}.cropper-line,.cropper-point{background-color:#39f}.cropper-line.line-e{top:0;right:-3px;width:5px;cursor:e-resize}.cropper-line.line-n{top:-3px;left:0;height:5px;cursor:n-resize}.cropper-line.line-w{top:0;left:-3px;width:5px;cursor:w-resize}.cropper-line.line-s{bottom:-3px;left:0;height:5px;cursor:s-resize}.cropper-point{width:5px;height:5px;opacity:.75;filter:alpha(opacity=75)}.cropper-point.point-e{top:50%;right:-3px;margin-top:-3px;cursor:e-resize}.cropper-point.point-n{top:-3px;left:50%;margin-left:-3px;cursor:n-resize}.cropper-point.point-w{top:50%;left:-3px;margin-top:-3px;cursor:w-resize}.cropper-point.point-s{bottom:-3px;left:50%;margin-left:-3px;cursor:s-resize}.cropper-point.point-ne{top:-3px;right:-3px;cursor:ne-resize}.cropper-point.point-nw{top:-3px;left:-3px;cursor:nw-resize}.cropper-point.point-sw{bottom:-3px;left:-3px;cursor:sw-resize}.cropper-point.point-se{right:-3px;bottom:-3px;width:20px;height:20px;cursor:se-resize;opacity:1;filter:alpha(opacity=100)}.cropper-point.point-se:before{position:absolute;right:-50%;bottom:-50%;display:block;width:200%;height:200%;content:' 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