7 * @class Roo.dialog.UploadCropbox
8 * @extends Roo.BoxComponent
9 * Dialog UploadCropbox class
10 * @cfg {String} emptyText show when image has been loaded
11 * @cfg {String} rotateNotify show when image too small to rotate
12 * @cfg {Number} errorTimeout default 3000
13 * @cfg {Number} minWidth default 300
14 * @cfg {Number} minHeight default 300
15 * @cfg {Array} buttons default ['rotateLeft', 'pictureBtn', 'rotateRight']
16 * @cfg {Boolean} isDocument (true|false) default false
17 * @cfg {String} url action url
18 * @cfg {String} paramName default 'imageUpload'
19 * @cfg {String} method default POST
20 * @cfg {Boolean} loadMask (true|false) default true
21 * @cfg {Boolean} loadingText default 'Loading...'
24 * Create a new UploadCropbox
25 * @param {Object} config The config object
28 Roo.dialog.UploadCropbox = function(config){
29 Roo.dialog.UploadCropbox.superclass.constructor.call(this, config);
33 * @event beforeselectfile
34 * Fire before select file
35 * @param {Roo.dialog.UploadCropbox} this
37 "beforeselectfile" : true,
40 * Fire after initEvent
41 * @param {Roo.dialog.UploadCropbox} this
46 * Fire after initEvent
47 * @param {Roo.dialog.UploadCropbox} this
48 * @param {String} data
53 * Fire when preparing the file data
54 * @param {Roo.dialog.UploadCropbox} this
55 * @param {Object} file
60 * Fire when get exception
61 * @param {Roo.dialog.UploadCropbox} this
62 * @param {XMLHttpRequest} xhr
66 * @event beforeloadcanvas
67 * Fire before load the canvas
68 * @param {Roo.dialog.UploadCropbox} this
71 "beforeloadcanvas" : true,
74 * Fire when trash image
75 * @param {Roo.dialog.UploadCropbox} this
80 * Fire when download the image
81 * @param {Roo.dialog.UploadCropbox} this
85 * @event footerbuttonclick
86 * Fire when footerbuttonclick
87 * @param {Roo.dialog.UploadCropbox} this
88 * @param {String} type
90 "footerbuttonclick" : true,
94 * @param {Roo.dialog.UploadCropbox} this
99 * Fire when rotate the image
100 * @param {Roo.dialog.UploadCropbox} this
101 * @param {String} pos
106 * Fire when inspect the file
107 * @param {Roo.dialog.UploadCropbox} this
108 * @param {Object} file
113 * Fire when xhr upload the file
114 * @param {Roo.dialog.UploadCropbox} this
115 * @param {Object} data
120 * Fire when arrange the file data
121 * @param {Roo.dialog.UploadCropbox} this
122 * @param {Object} formData
127 * Fire after load the canvas
128 * @param {Roo.dialog.UploadCropbox}
129 * @param {Object} imgEl
134 this.buttons = this.buttons || Roo.dialog.UploadCropbox.footer.STANDARD;
137 Roo.extend(Roo.dialog.UploadCropbox, Roo.Component, {
139 emptyText : 'Click to upload image',
140 rotateNotify : 'Image is too small to rotate',
155 cropType : 'image/jpeg',
157 canvasLoaded : false,
160 paramName : 'imageUpload',
162 loadingText : 'Loading...',
165 getAutoCreate : function()
169 cls : 'roo-upload-cropbox',
173 cls : 'roo-upload-cropbox-selector',
178 cls : 'roo-upload-cropbox-body',
179 style : 'cursor:pointer',
183 cls : 'roo-upload-cropbox-preview'
187 cls : 'roo-upload-cropbox-thumb'
191 cls : 'roo-upload-cropbox-empty-notify',
192 html : this.emptyText
196 cls : 'roo-upload-cropbox-error-notify alert alert-danger',
197 html : this.rotateNotify
203 cls : 'roo-upload-cropbox-footer',
206 cls : 'btn-group btn-group-justified roo-upload-cropbox-btn-group',
216 onRender : function(ct, position)
218 console.log("On Render");
220 Roo.dialog.UploadCropbox.superclass.onRender.call(this, ct, position);
223 if (this.el.attr('xtype')) {
224 this.el.attr('xtypex', this.el.attr('xtype'));
225 this.el.dom.removeAttribute('xtype');
231 var cfg = Roo.apply({}, this.getAutoCreate());
233 cfg.id = this.id || Roo.id();
236 cfg.cls = (typeof(cfg.cls) == 'undefined' ? this.cls : cfg.cls) + ' ' + this.cls;
239 if (this.style) { // fixme needs to support more complex style data.
240 cfg.style = (typeof(cfg.style) == 'undefined' ? this.style : cfg.style) + '; ' + this.style;
243 this.el = ct.createChild(cfg, position);
248 if (this.buttons.length) {
250 Roo.each(this.buttons, function(bb) {
252 var btn = this.el.select('.roo-upload-cropbox-footer div.roo-upload-cropbox-btn-group').first().createChild(bb);
254 btn.on('click', this.onFooterButtonClick.createDelegate(this, [bb.action], true));
260 this.maskEl = this.el;
264 initEvents : function()
266 this.urlAPI = (window.createObjectURL && window) ||
267 (window.URL && URL.revokeObjectURL && URL) ||
268 (window.webkitURL && webkitURL);
270 this.bodyEl = this.el.select('.roo-upload-cropbox-body', true).first();
271 this.bodyEl.setVisibilityMode(Roo.Element.DISPLAY).originalDisplay = 'block';
273 this.selectorEl = this.el.select('.roo-upload-cropbox-selector', true).first();
274 this.selectorEl.hide();
276 this.previewEl = this.el.select('.roo-upload-cropbox-preview', true).first();
277 this.previewEl.setVisibilityMode(Roo.Element.DISPLAY).originalDisplay = 'block';
279 this.thumbEl = this.el.select('.roo-upload-cropbox-thumb', true).first();
280 this.thumbEl.setVisibilityMode(Roo.Element.DISPLAY).originalDisplay = 'block';
283 this.notifyEl = this.el.select('.roo-upload-cropbox-empty-notify', true).first();
284 this.notifyEl.setVisibilityMode(Roo.Element.DISPLAY).originalDisplay = 'block';
286 this.errorEl = this.el.select('.roo-upload-cropbox-error-notify', true).first();
287 this.errorEl.setVisibilityMode(Roo.Element.DISPLAY).originalDisplay = 'block';
290 this.footerEl = this.el.select('.roo-upload-cropbox-footer', true).first();
291 this.footerEl.setVisibilityMode(Roo.Element.DISPLAY).originalDisplay = 'block';
292 this.footerEl.hide();
294 this.setThumbBoxSize();
300 this.fireEvent('initial', this);
307 window.addEventListener("resize", function() { _this.resize(); } );
309 this.bodyEl.on('click', this.beforeSelectFile, this);
312 this.bodyEl.on('touchstart', this.onTouchStart, this);
313 this.bodyEl.on('touchmove', this.onTouchMove, this);
314 this.bodyEl.on('touchend', this.onTouchEnd, this);
318 this.bodyEl.on('mousedown', this.onMouseDown, this);
319 this.bodyEl.on('mousemove', this.onMouseMove, this);
320 var mousewheel = (/Firefox/i.test(navigator.userAgent))? 'DOMMouseScroll' : 'mousewheel';
321 this.bodyEl.on(mousewheel, this.onMouseWheel, this);
322 Roo.get(document).on('mouseup', this.onMouseUp, this);
325 this.selectorEl.on('change', this.onFileSelected, this);
334 this.dragable = false;
335 this.pinching = false;
338 this.cropData = false;
339 this.notifyEl.dom.innerHTML = this.emptyText;
341 // this.selectorEl.dom.value = '';
347 if(this.fireEvent('resize', this) != false){
348 this.setThumbBoxPosition();
349 this.setCanvasPosition();
353 onFooterButtonClick : function(e, el, o, type)
357 this.onRotateLeft(e);
359 case 'rotate-right' :
360 this.onRotateRight(e);
363 this.beforeSelectFile(e);
378 this.fireEvent('footerbuttonclick', this, type);
381 beforeSelectFile : function(e)
385 if(this.fireEvent('beforeselectfile', this) != false){
386 this.selectorEl.dom.click();
390 onFileSelected : function(e)
394 if(typeof(this.selectorEl.dom.files) == 'undefined' || !this.selectorEl.dom.files.length){
398 var file = this.selectorEl.dom.files[0];
400 if(this.fireEvent('inspect', this, file) != false){
408 this.fireEvent('trash', this);
411 download : function(e)
413 this.fireEvent('download', this);
416 loadCanvas : function(src)
418 if(this.fireEvent('beforeloadcanvas', this, src) != false){
422 this.imageEl = document.createElement('img');
426 this.imageEl.addEventListener("load", function(){ _this.onLoadCanvas(); });
428 this.imageEl.src = src;
432 onLoadCanvas : function()
434 this.imageEl.OriginWidth = this.imageEl.naturalWidth || this.imageEl.width;
435 this.imageEl.OriginHeight = this.imageEl.naturalHeight || this.imageEl.height;
437 if(this.fireEvent('loadcanvas', this, this.imageEl) != false){
439 this.bodyEl.un('click', this.beforeSelectFile, this);
441 this.notifyEl.hide();
443 this.footerEl.show();
445 this.baseRotateLevel();
448 this.setThumbBoxSize();
451 this.setThumbBoxPosition();
453 this.baseScaleLevel();
459 this.canvasLoaded = true;
464 this.maskEl.unmask();
469 setCanvasPosition : function()
475 var pw = Math.ceil((this.bodyEl.getWidth() - this.canvasEl.width) / 2);
476 var ph = Math.ceil((this.bodyEl.getHeight() - this.canvasEl.height) / 2);
478 this.previewEl.setLeft(pw);
479 this.previewEl.setTop(ph);
483 onMouseDown : function(e)
487 this.dragable = true;
488 this.pinching = false;
490 if(this.isDocument && (this.canvasEl.width < this.thumbEl.getWidth() || this.canvasEl.height < this.thumbEl.getHeight())){
491 this.dragable = false;
495 this.mouseX = Roo.isTouch ? e.browserEvent.touches[0].pageX : e.getPageX();
496 this.mouseY = Roo.isTouch ? e.browserEvent.touches[0].pageY : e.getPageY();
500 onMouseMove : function(e)
504 if(!this.canvasLoaded){
512 var minX = Math.ceil(this.thumbEl.getLeft(true));
513 var minY = Math.ceil(this.thumbEl.getTop(true));
515 var maxX = Math.ceil(minX + this.thumbEl.getWidth() - this.canvasEl.width);
516 var maxY = Math.ceil(minY + this.thumbEl.getHeight() - this.canvasEl.height);
518 var x = Roo.isTouch ? e.browserEvent.touches[0].pageX : e.getPageX();
519 var y = Roo.isTouch ? e.browserEvent.touches[0].pageY : e.getPageY();
524 var bgX = Math.ceil(x + this.previewEl.getLeft(true));
525 var bgY = Math.ceil(y + this.previewEl.getTop(true));
527 bgX = (minX < bgX) ? minX : ((maxX > bgX) ? maxX : bgX);
528 bgY = (minY < bgY) ? minY : ((maxY > bgY) ? maxY : bgY);
530 this.previewEl.setLeft(bgX);
531 this.previewEl.setTop(bgY);
533 this.mouseX = Roo.isTouch ? e.browserEvent.touches[0].pageX : e.getPageX();
534 this.mouseY = Roo.isTouch ? e.browserEvent.touches[0].pageY : e.getPageY();
537 onMouseUp : function(e)
541 this.dragable = false;
544 onMouseWheel : function(e)
548 this.startScale = this.scale;
549 console.log("START SCALE: " + this.scale);
550 this.scale = (e.getWheelDelta() == 1) ? (this.scale + 1) : (this.scale - 1);
551 console.log("END SCALE: " + this.scale);
552 if(!this.zoomable()){
553 this.scale = this.startScale;
562 zoomable : function()
564 console.log("THUMBEL");
565 console.log(this.thumbEl);
566 var minScale = this.thumbEl.getWidth() / this.minWidth;
568 if(this.minWidth < this.minHeight){
569 minScale = this.thumbEl.getHeight() / this.minHeight;
572 console.log("MINSCALE: " + minScale);
574 var width = Math.ceil(this.imageEl.OriginWidth * this.getScaleLevel() / minScale);
575 var height = Math.ceil(this.imageEl.OriginHeight * this.getScaleLevel() / minScale);
577 var maxWidth = this.imageEl.OriginWidth;
578 var maxHeight = this.imageEl.OriginHeight;
580 if(this.imageEl.OriginWidth / this.imageEl.OriginHeight > this.minWidth / this.minHeight && this.imageEl.OriginHeight < this.minHeight) {
581 maxHeight = this.minHeight;
582 maxWidth = this.imageEl.OriginWidth / this.imageEl.OriginHeight * this.minHeight;
584 if(this.imageEl.OriginWidth / this.imageEl.OriginHeight < this.minWidth / this.minHeight && this.imageEl.OriginWidth < this.minWidth) {
585 maxWidth = this.minWidth;
586 maxHeight = this.imageEl.OriginHeight /this.imageEl.OriginWidth * this.minWidth;
589 console.log("GETSCALELEVEL: " + this.getScaleLevel());
590 console.log("width: " + width);
591 console.log("height: " + height);
592 console.log("maxWidth: " + maxWidth);
593 console.log("maxHeight: " + maxHeight);
597 (this.rotate == 0 || this.rotate == 180) &&
599 width > this.imageEl.OriginWidth ||
600 height > this.imageEl.OriginHeight ||
601 (width < this.minWidth && height < this.minHeight)
609 (this.rotate == 90 || this.rotate == 270) &&
611 width > this.imageEl.OriginWidth ||
612 height > this.imageEl.OriginHeight ||
613 (width < this.minHeight && height < this.minWidth)
621 (this.rotate == 0 || this.rotate == 180) &&
623 width < this.minWidth || // zoom out
624 height < this.minHeight ||
634 (this.rotate == 90 || this.rotate == 270) &&
636 width < this.minHeight ||
637 width > this.imageEl.OriginWidth ||
638 height < this.minWidth ||
639 height > this.imageEl.OriginHeight
649 onRotateLeft : function(e)
651 if(!this.isDocument && (this.canvasEl.height < this.thumbEl.getWidth() || this.canvasEl.width < this.thumbEl.getHeight())){
653 var minScale = this.thumbEl.getWidth() / this.minWidth;
655 var bw = Math.ceil(this.canvasEl.width / this.getScaleLevel());
656 var bh = Math.ceil(this.canvasEl.height / this.getScaleLevel());
658 this.startScale = this.scale;
660 while (this.getScaleLevel() < minScale){
662 this.scale = this.scale + 1;
664 if(!this.zoomable()){
669 Math.ceil(bw * this.getScaleLevel()) < this.thumbEl.getHeight() ||
670 Math.ceil(bh * this.getScaleLevel()) < this.thumbEl.getWidth()
675 this.rotate = (this.rotate < 90) ? 270 : this.rotate - 90;
682 this.scale = this.startScale;
689 this.rotate = (this.rotate < 90) ? 270 : this.rotate - 90;
692 this.setThumbBoxSize();
693 this.setThumbBoxPosition();
694 this.setCanvasPosition();
699 this.fireEvent('rotate', this, 'left');
703 onRotateRight : function(e)
705 if(!this.isDocument && (this.canvasEl.height < this.thumbEl.getWidth() || this.canvasEl.width < this.thumbEl.getHeight())){
707 var minScale = this.thumbEl.getWidth() / this.minWidth;
709 var bw = Math.ceil(this.canvasEl.width / this.getScaleLevel());
710 var bh = Math.ceil(this.canvasEl.height / this.getScaleLevel());
712 this.startScale = this.scale;
714 while (this.getScaleLevel() < minScale){
716 this.scale = this.scale + 1;
718 if(!this.zoomable()){
723 Math.ceil(bw * this.getScaleLevel()) < this.thumbEl.getHeight() ||
724 Math.ceil(bh * this.getScaleLevel()) < this.thumbEl.getWidth()
729 this.rotate = (this.rotate > 180) ? 0 : this.rotate + 90;
736 this.scale = this.startScale;
743 this.rotate = (this.rotate > 180) ? 0 : this.rotate + 90;
746 this.setThumbBoxSize();
747 this.setThumbBoxPosition();
748 this.setCanvasPosition();
753 this.fireEvent('rotate', this, 'right');
756 onRotateFail : function()
758 this.errorEl.show(true);
762 (function() { _this.errorEl.hide(true); }).defer(this.errorTimeout);
767 this.previewEl.dom.innerHTML = '';
769 var canvasEl = document.createElement("canvas");
771 var contextEl = canvasEl.getContext("2d");
773 canvasEl.width = this.imageEl.OriginWidth * this.getScaleLevel();
774 canvasEl.height = this.imageEl.OriginWidth * this.getScaleLevel();
775 var center = this.imageEl.OriginWidth / 2;
777 if(this.imageEl.OriginWidth < this.imageEl.OriginHeight){
778 canvasEl.width = this.imageEl.OriginHeight * this.getScaleLevel();
779 canvasEl.height = this.imageEl.OriginHeight * this.getScaleLevel();
780 center = this.imageEl.OriginHeight / 2;
783 contextEl.scale(this.getScaleLevel(), this.getScaleLevel());
785 contextEl.translate(center, center);
786 contextEl.rotate(this.rotate * Math.PI / 180);
788 contextEl.drawImage(this.imageEl, 0, 0, this.imageEl.OriginWidth, this.imageEl.OriginHeight, center * -1, center * -1, this.imageEl.OriginWidth, this.imageEl.OriginHeight);
790 this.canvasEl = document.createElement("canvas");
792 this.contextEl = this.canvasEl.getContext("2d");
794 switch (this.rotate) {
797 this.canvasEl.width = this.imageEl.OriginWidth * this.getScaleLevel();
798 this.canvasEl.height = this.imageEl.OriginHeight * this.getScaleLevel();
800 this.contextEl.drawImage(canvasEl, 0, 0, this.canvasEl.width, this.canvasEl.height, 0, 0, this.canvasEl.width, this.canvasEl.height);
805 this.canvasEl.width = this.imageEl.OriginHeight * this.getScaleLevel();
806 this.canvasEl.height = this.imageEl.OriginWidth * this.getScaleLevel();
808 if(this.imageEl.OriginWidth > this.imageEl.OriginHeight){
809 this.contextEl.drawImage(canvasEl, Math.abs(this.canvasEl.width - this.canvasEl.height), 0, this.canvasEl.width, this.canvasEl.height, 0, 0, this.canvasEl.width, this.canvasEl.height);
813 this.contextEl.drawImage(canvasEl, 0, 0, this.canvasEl.width, this.canvasEl.height, 0, 0, this.canvasEl.width, this.canvasEl.height);
818 this.canvasEl.width = this.imageEl.OriginWidth * this.getScaleLevel();
819 this.canvasEl.height = this.imageEl.OriginHeight * this.getScaleLevel();
821 if(this.imageEl.OriginWidth > this.imageEl.OriginHeight){
822 this.contextEl.drawImage(canvasEl, 0, Math.abs(this.canvasEl.width - this.canvasEl.height), this.canvasEl.width, this.canvasEl.height, 0, 0, this.canvasEl.width, this.canvasEl.height);
826 this.contextEl.drawImage(canvasEl, Math.abs(this.canvasEl.width - this.canvasEl.height), 0, this.canvasEl.width, this.canvasEl.height, 0, 0, this.canvasEl.width, this.canvasEl.height);
831 this.canvasEl.width = this.imageEl.OriginHeight * this.getScaleLevel();
832 this.canvasEl.height = this.imageEl.OriginWidth * this.getScaleLevel();
834 if(this.imageEl.OriginWidth > this.imageEl.OriginHeight){
835 this.contextEl.drawImage(canvasEl, 0, 0, this.canvasEl.width, this.canvasEl.height, 0, 0, this.canvasEl.width, this.canvasEl.height);
839 this.contextEl.drawImage(canvasEl, 0, Math.abs(this.canvasEl.width - this.canvasEl.height), this.canvasEl.width, this.canvasEl.height, 0, 0, this.canvasEl.width, this.canvasEl.height);
846 this.previewEl.appendChild(this.canvasEl);
848 this.setCanvasPosition();
853 if(!this.canvasLoaded){
857 var imageCanvas = document.createElement("canvas");
859 var imageContext = imageCanvas.getContext("2d");
861 imageCanvas.width = (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? this.imageEl.OriginWidth : this.imageEl.OriginHeight;
862 imageCanvas.height = (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? this.imageEl.OriginWidth : this.imageEl.OriginHeight;
864 var center = imageCanvas.width / 2;
866 imageContext.translate(center, center);
868 imageContext.rotate(this.rotate * Math.PI / 180);
870 imageContext.drawImage(this.imageEl, 0, 0, this.imageEl.OriginWidth, this.imageEl.OriginHeight, center * -1, center * -1, this.imageEl.OriginWidth, this.imageEl.OriginHeight);
872 var canvas = document.createElement("canvas");
874 var context = canvas.getContext("2d");
876 canvas.width = this.minWidth;
877 canvas.height = this.minHeight;
879 switch (this.rotate) {
882 var width = (this.thumbEl.getWidth() / this.getScaleLevel() > this.imageEl.OriginWidth) ? this.imageEl.OriginWidth : (this.thumbEl.getWidth() / this.getScaleLevel());
883 var height = (this.thumbEl.getHeight() / this.getScaleLevel() > this.imageEl.OriginHeight) ? this.imageEl.OriginHeight : (this.thumbEl.getHeight() / this.getScaleLevel());
885 var x = (this.thumbEl.getLeft(true) > this.previewEl.getLeft(true)) ? 0 : ((this.previewEl.getLeft(true) - this.thumbEl.getLeft(true)) / this.getScaleLevel());
886 var y = (this.thumbEl.getTop(true) > this.previewEl.getTop(true)) ? 0 : ((this.previewEl.getTop(true) - this.thumbEl.getTop(true)) / this.getScaleLevel());
888 var targetWidth = this.minWidth - 2 * x;
889 var targetHeight = this.minHeight - 2 * y;
893 if((x == 0 && y == 0) || (x == 0 && y > 0)){
894 scale = targetWidth / width;
898 scale = targetHeight / height;
902 scale = targetWidth / width;
905 scale = targetHeight / height;
909 context.scale(scale, scale);
911 var sx = Math.min(this.canvasEl.width - this.thumbEl.getWidth(), this.thumbEl.getLeft(true) - this.previewEl.getLeft(true));
912 var sy = Math.min(this.canvasEl.height - this.thumbEl.getHeight(), this.thumbEl.getTop(true) - this.previewEl.getTop(true));
914 sx = sx < 0 ? 0 : (sx / this.getScaleLevel());
915 sy = sy < 0 ? 0 : (sy / this.getScaleLevel());
917 context.drawImage(imageCanvas, sx, sy, width, height, x, y, width, height);
922 var width = (this.thumbEl.getWidth() / this.getScaleLevel() > this.imageEl.OriginHeight) ? this.imageEl.OriginHeight : (this.thumbEl.getWidth() / this.getScaleLevel());
923 var height = (this.thumbEl.getHeight() / this.getScaleLevel() > this.imageEl.OriginWidth) ? this.imageEl.OriginWidth : (this.thumbEl.getHeight() / this.getScaleLevel());
925 var x = (this.thumbEl.getLeft(true) > this.previewEl.getLeft(true)) ? 0 : ((this.previewEl.getLeft(true) - this.thumbEl.getLeft(true)) / this.getScaleLevel());
926 var y = (this.thumbEl.getTop(true) > this.previewEl.getTop(true)) ? 0 : ((this.previewEl.getTop(true) - this.thumbEl.getTop(true)) / this.getScaleLevel());
928 var targetWidth = this.minWidth - 2 * x;
929 var targetHeight = this.minHeight - 2 * y;
933 if((x == 0 && y == 0) || (x == 0 && y > 0)){
934 scale = targetWidth / width;
938 scale = targetHeight / height;
942 scale = targetWidth / width;
945 scale = targetHeight / height;
949 context.scale(scale, scale);
951 var sx = Math.min(this.canvasEl.width - this.thumbEl.getWidth(), this.thumbEl.getLeft(true) - this.previewEl.getLeft(true));
952 var sy = Math.min(this.canvasEl.height - this.thumbEl.getHeight(), this.thumbEl.getTop(true) - this.previewEl.getTop(true));
954 sx = sx < 0 ? 0 : (sx / this.getScaleLevel());
955 sy = sy < 0 ? 0 : (sy / this.getScaleLevel());
957 sx += (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? Math.abs(this.imageEl.OriginWidth - this.imageEl.OriginHeight) : 0;
959 context.drawImage(imageCanvas, sx, sy, width, height, x, y, width, height);
964 var width = (this.thumbEl.getWidth() / this.getScaleLevel() > this.imageEl.OriginWidth) ? this.imageEl.OriginWidth : (this.thumbEl.getWidth() / this.getScaleLevel());
965 var height = (this.thumbEl.getHeight() / this.getScaleLevel() > this.imageEl.OriginHeight) ? this.imageEl.OriginHeight : (this.thumbEl.getHeight() / this.getScaleLevel());
967 var x = (this.thumbEl.getLeft(true) > this.previewEl.getLeft(true)) ? 0 : ((this.previewEl.getLeft(true) - this.thumbEl.getLeft(true)) / this.getScaleLevel());
968 var y = (this.thumbEl.getTop(true) > this.previewEl.getTop(true)) ? 0 : ((this.previewEl.getTop(true) - this.thumbEl.getTop(true)) / this.getScaleLevel());
970 var targetWidth = this.minWidth - 2 * x;
971 var targetHeight = this.minHeight - 2 * y;
975 if((x == 0 && y == 0) || (x == 0 && y > 0)){
976 scale = targetWidth / width;
980 scale = targetHeight / height;
984 scale = targetWidth / width;
987 scale = targetHeight / height;
991 context.scale(scale, scale);
993 var sx = Math.min(this.canvasEl.width - this.thumbEl.getWidth(), this.thumbEl.getLeft(true) - this.previewEl.getLeft(true));
994 var sy = Math.min(this.canvasEl.height - this.thumbEl.getHeight(), this.thumbEl.getTop(true) - this.previewEl.getTop(true));
996 sx = sx < 0 ? 0 : (sx / this.getScaleLevel());
997 sy = sy < 0 ? 0 : (sy / this.getScaleLevel());
999 sx += (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? 0 : Math.abs(this.imageEl.OriginWidth - this.imageEl.OriginHeight);
1000 sy += (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? Math.abs(this.imageEl.OriginWidth - this.imageEl.OriginHeight) : 0;
1002 context.drawImage(imageCanvas, sx, sy, width, height, x, y, width, height);
1007 var width = (this.thumbEl.getWidth() / this.getScaleLevel() > this.imageEl.OriginHeight) ? this.imageEl.OriginHeight : (this.thumbEl.getWidth() / this.getScaleLevel());
1008 var height = (this.thumbEl.getHeight() / this.getScaleLevel() > this.imageEl.OriginWidth) ? this.imageEl.OriginWidth : (this.thumbEl.getHeight() / this.getScaleLevel());
1010 var x = (this.thumbEl.getLeft(true) > this.previewEl.getLeft(true)) ? 0 : ((this.previewEl.getLeft(true) - this.thumbEl.getLeft(true)) / this.getScaleLevel());
1011 var y = (this.thumbEl.getTop(true) > this.previewEl.getTop(true)) ? 0 : ((this.previewEl.getTop(true) - this.thumbEl.getTop(true)) / this.getScaleLevel());
1013 var targetWidth = this.minWidth - 2 * x;
1014 var targetHeight = this.minHeight - 2 * y;
1018 if((x == 0 && y == 0) || (x == 0 && y > 0)){
1019 scale = targetWidth / width;
1022 if(x > 0 && y == 0){
1023 scale = targetHeight / height;
1027 scale = targetWidth / width;
1030 scale = targetHeight / height;
1034 context.scale(scale, scale);
1036 var sx = Math.min(this.canvasEl.width - this.thumbEl.getWidth(), this.thumbEl.getLeft(true) - this.previewEl.getLeft(true));
1037 var sy = Math.min(this.canvasEl.height - this.thumbEl.getHeight(), this.thumbEl.getTop(true) - this.previewEl.getTop(true));
1039 sx = sx < 0 ? 0 : (sx / this.getScaleLevel());
1040 sy = sy < 0 ? 0 : (sy / this.getScaleLevel());
1042 sy += (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? 0 : Math.abs(this.imageEl.OriginWidth - this.imageEl.OriginHeight);
1044 context.drawImage(imageCanvas, sx, sy, width, height, x, y, width, height);
1051 this.cropData = canvas.toDataURL(this.cropType);
1053 if(this.fireEvent('crop', this, this.cropData) !== false){
1054 this.process(this.file, this.cropData);
1061 setThumbBoxSize : function()
1065 if(this.isDocument && typeof(this.imageEl) != 'undefined'){
1066 width = (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? Math.max(this.minWidth, this.minHeight) : Math.min(this.minWidth, this.minHeight);
1067 height = (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? Math.min(this.minWidth, this.minHeight) : Math.max(this.minWidth, this.minHeight);
1069 this.minWidth = width;
1070 this.minHeight = height;
1072 if(this.rotate == 90 || this.rotate == 270){
1073 this.minWidth = height;
1074 this.minHeight = width;
1079 width = Math.ceil(this.minWidth * height / this.minHeight);
1081 if(this.minWidth > this.minHeight){
1083 height = Math.ceil(this.minHeight * width / this.minWidth);
1086 this.thumbEl.setStyle({
1087 width : width + 'px',
1088 height : height + 'px'
1095 setThumbBoxPosition : function()
1097 var x = Math.ceil((this.bodyEl.getWidth() - this.thumbEl.getWidth()) / 2 );
1098 var y = Math.ceil((this.bodyEl.getHeight() - this.thumbEl.getHeight()) / 2);
1100 this.thumbEl.setLeft(x);
1101 this.thumbEl.setTop(y);
1105 baseRotateLevel : function()
1107 this.baseRotate = 1;
1110 typeof(this.exif) != 'undefined' &&
1111 typeof(this.exif[Roo.dialog.UploadCropbox['tags']['Orientation']]) != 'undefined' &&
1112 [1, 3, 6, 8].indexOf(this.exif[Roo.dialog.UploadCropbox['tags']['Orientation']]) != -1
1114 this.baseRotate = this.exif[Roo.dialog.UploadCropbox['tags']['Orientation']];
1117 this.rotate = Roo.dialog.UploadCropbox['Orientation'][this.baseRotate];
1121 baseScaleLevel : function()
1125 if(this.isDocument){
1127 if(this.baseRotate == 6 || this.baseRotate == 8){
1129 height = this.thumbEl.getHeight();
1130 this.baseScale = height / this.imageEl.OriginWidth;
1132 if(this.imageEl.OriginHeight * this.baseScale > this.thumbEl.getWidth()){
1133 width = this.thumbEl.getWidth();
1134 this.baseScale = width / this.imageEl.OriginHeight;
1140 height = this.thumbEl.getHeight();
1141 this.baseScale = height / this.imageEl.OriginHeight;
1143 if(this.imageEl.OriginWidth * this.baseScale > this.thumbEl.getWidth()){
1144 width = this.thumbEl.getWidth();
1145 this.baseScale = width / this.imageEl.OriginWidth;
1151 if(this.baseRotate == 6 || this.baseRotate == 8){
1153 width = this.thumbEl.getHeight();
1154 this.baseScale = width / this.imageEl.OriginHeight;
1156 if(this.imageEl.OriginHeight * this.baseScale < this.thumbEl.getWidth()){
1157 height = this.thumbEl.getWidth();
1158 this.baseScale = height / this.imageEl.OriginHeight;
1161 if(this.imageEl.OriginWidth > this.imageEl.OriginHeight){
1162 height = this.thumbEl.getWidth();
1163 this.baseScale = height / this.imageEl.OriginHeight;
1165 if(this.imageEl.OriginWidth * this.baseScale < this.thumbEl.getHeight()){
1166 width = this.thumbEl.getHeight();
1167 this.baseScale = width / this.imageEl.OriginWidth;
1174 width = this.thumbEl.getWidth();
1175 this.baseScale = width / this.imageEl.OriginWidth;
1177 if(this.imageEl.OriginHeight * this.baseScale < this.thumbEl.getHeight()){
1178 height = this.thumbEl.getHeight();
1179 this.baseScale = height / this.imageEl.OriginHeight;
1182 if(this.imageEl.OriginWidth > this.imageEl.OriginHeight){
1184 height = this.thumbEl.getHeight();
1185 this.baseScale = height / this.imageEl.OriginHeight;
1187 if(this.imageEl.OriginWidth * this.baseScale < this.thumbEl.getWidth()){
1188 width = this.thumbEl.getWidth();
1189 this.baseScale = width / this.imageEl.OriginWidth;
1197 getScaleLevel : function()
1199 console.log("BASESCALE: " + this.baseScale);
1200 return this.baseScale * Math.pow(1.02, this.scale);
1203 onTouchStart : function(e)
1205 if(!this.canvasLoaded){
1206 this.beforeSelectFile(e);
1210 var touches = e.browserEvent.touches;
1216 if(touches.length == 1){
1217 this.onMouseDown(e);
1221 if(touches.length != 2){
1227 for(var i = 0, finger; finger = touches[i]; i++){
1228 coords.push(finger.pageX, finger.pageY);
1231 var x = Math.pow(coords[0] - coords[2], 2);
1232 var y = Math.pow(coords[1] - coords[3], 2);
1234 this.startDistance = Math.sqrt(x + y);
1236 this.startScale = this.scale;
1238 this.pinching = true;
1239 this.dragable = false;
1243 onTouchMove : function(e)
1245 if(!this.pinching && !this.dragable){
1249 var touches = e.browserEvent.touches;
1256 this.onMouseMove(e);
1262 for(var i = 0, finger; finger = touches[i]; i++){
1263 coords.push(finger.pageX, finger.pageY);
1266 var x = Math.pow(coords[0] - coords[2], 2);
1267 var y = Math.pow(coords[1] - coords[3], 2);
1269 this.endDistance = Math.sqrt(x + y);
1271 this.scale = this.startScale + Math.floor(Math.log(this.endDistance / this.startDistance) / Math.log(1.1));
1273 if(!this.zoomable()){
1274 this.scale = this.startScale;
1282 onTouchEnd : function(e)
1284 this.pinching = false;
1285 this.dragable = false;
1289 process : function(file, crop)
1292 this.maskEl.mask(this.loadingText);
1295 this.xhr = new XMLHttpRequest();
1297 file.xhr = this.xhr;
1299 this.xhr.open(this.method, this.url, true);
1302 "Accept": "application/json",
1303 "Cache-Control": "no-cache",
1304 "X-Requested-With": "XMLHttpRequest"
1307 for (var headerName in headers) {
1308 var headerValue = headers[headerName];
1310 this.xhr.setRequestHeader(headerName, headerValue);
1316 this.xhr.onload = function()
1318 _this.xhrOnLoad(_this.xhr);
1321 this.xhr.onerror = function()
1323 _this.xhrOnError(_this.xhr);
1326 var formData = new FormData();
1328 formData.append('returnHTML', 'NO');
1331 formData.append('crop', crop);
1334 if(typeof(file) != 'undefined' && (typeof(file.id) == 'undefined' || file.id * 1 < 1)){
1335 formData.append(this.paramName, file, file.name);
1338 if(typeof(file.filename) != 'undefined'){
1339 formData.append('filename', file.filename);
1342 if(typeof(file.mimetype) != 'undefined'){
1343 formData.append('mimetype', file.mimetype);
1346 if(this.fireEvent('arrange', this, formData) != false){
1347 this.xhr.send(formData);
1351 xhrOnLoad : function(xhr)
1354 this.maskEl.unmask();
1357 if (xhr.readyState !== 4) {
1358 this.fireEvent('exception', this, xhr);
1362 var response = Roo.decode(xhr.responseText);
1364 if(!response.success){
1365 this.fireEvent('exception', this, xhr);
1369 var response = Roo.decode(xhr.responseText);
1371 this.fireEvent('upload', this, response);
1375 xhrOnError : function()
1378 this.maskEl.unmask();
1381 Roo.log('xhr on error');
1383 var response = Roo.decode(xhr.responseText);
1389 prepare : function(file)
1392 this.maskEl.mask(this.loadingText);
1398 if(typeof(file) === 'string'){
1399 this.loadCanvas(file);
1403 if(!file || !this.urlAPI){
1408 this.cropType = file.type;
1412 if(this.fireEvent('prepare', this, this.file) != false){
1414 var reader = new FileReader();
1416 reader.onload = function (e) {
1417 if (e.target.error) {
1418 Roo.log(e.target.error);
1422 var buffer = e.target.result,
1423 dataView = new DataView(buffer),
1425 maxOffset = dataView.byteLength - 4,
1429 if (dataView.getUint16(0) === 0xffd8) {
1430 while (offset < maxOffset) {
1431 markerBytes = dataView.getUint16(offset);
1433 if ((markerBytes >= 0xffe0 && markerBytes <= 0xffef) || markerBytes === 0xfffe) {
1434 markerLength = dataView.getUint16(offset + 2) + 2;
1435 if (offset + markerLength > dataView.byteLength) {
1436 Roo.log('Invalid meta data: Invalid segment size.');
1440 if(markerBytes == 0xffe1){
1441 _this.parseExifData(
1448 offset += markerLength;
1458 var url = _this.urlAPI.createObjectURL(_this.file);
1460 _this.loadCanvas(url);
1465 reader.readAsArrayBuffer(this.file);
1471 parseExifData : function(dataView, offset, length)
1473 var tiffOffset = offset + 10,
1477 if (dataView.getUint32(offset + 4) !== 0x45786966) {
1478 // No Exif data, might be XMP data instead
1482 // Check for the ASCII code for "Exif" (0x45786966):
1483 if (dataView.getUint32(offset + 4) !== 0x45786966) {
1484 // No Exif data, might be XMP data instead
1487 if (tiffOffset + 8 > dataView.byteLength) {
1488 Roo.log('Invalid Exif data: Invalid segment size.');
1491 // Check for the two null bytes:
1492 if (dataView.getUint16(offset + 8) !== 0x0000) {
1493 Roo.log('Invalid Exif data: Missing byte alignment offset.');
1496 // Check the byte alignment:
1497 switch (dataView.getUint16(tiffOffset)) {
1499 littleEndian = true;
1502 littleEndian = false;
1505 Roo.log('Invalid Exif data: Invalid byte alignment marker.');
1508 // Check for the TIFF tag marker (0x002A):
1509 if (dataView.getUint16(tiffOffset + 2, littleEndian) !== 0x002A) {
1510 Roo.log('Invalid Exif data: Missing TIFF marker.');
1513 // Retrieve the directory offset bytes, usually 0x00000008 or 8 decimal:
1514 dirOffset = dataView.getUint32(tiffOffset + 4, littleEndian);
1519 tiffOffset + dirOffset,
1524 parseExifTags : function(dataView, tiffOffset, dirOffset, littleEndian)
1529 if (dirOffset + 6 > dataView.byteLength) {
1530 Roo.log('Invalid Exif data: Invalid directory offset.');
1533 tagsNumber = dataView.getUint16(dirOffset, littleEndian);
1534 dirEndOffset = dirOffset + 2 + 12 * tagsNumber;
1535 if (dirEndOffset + 4 > dataView.byteLength) {
1536 Roo.log('Invalid Exif data: Invalid directory size.');
1539 for (i = 0; i < tagsNumber; i += 1) {
1543 dirOffset + 2 + 12 * i, // tag offset
1547 // Return the offset to the next directory:
1548 return dataView.getUint32(dirEndOffset, littleEndian);
1551 parseExifTag : function (dataView, tiffOffset, offset, littleEndian)
1553 var tag = dataView.getUint16(offset, littleEndian);
1555 this.exif[tag] = this.getExifValue(
1559 dataView.getUint16(offset + 2, littleEndian), // tag type
1560 dataView.getUint32(offset + 4, littleEndian), // tag length
1565 getExifValue : function (dataView, tiffOffset, offset, type, length, littleEndian)
1567 var tagType = Roo.dialog.UploadCropbox.exifTagTypes[type],
1576 Roo.log('Invalid Exif data: Invalid tag type.');
1580 tagSize = tagType.size * length;
1581 // Determine if the value is contained in the dataOffset bytes,
1582 // or if the value at the dataOffset is a pointer to the actual data:
1583 dataOffset = tagSize > 4 ?
1584 tiffOffset + dataView.getUint32(offset + 8, littleEndian) : (offset + 8);
1585 if (dataOffset + tagSize > dataView.byteLength) {
1586 Roo.log('Invalid Exif data: Invalid data offset.');
1590 return tagType.getValue(dataView, dataOffset, littleEndian);
1593 for (i = 0; i < length; i += 1) {
1594 values[i] = tagType.getValue(dataView, dataOffset + i * tagType.size, littleEndian);
1597 if (tagType.ascii) {
1599 // Concatenate the chars:
1600 for (i = 0; i < values.length; i += 1) {
1602 // Ignore the terminating NULL byte(s):
1603 if (c === '\u0000') {
1615 Roo.apply(Roo.dialog.UploadCropbox, {
1617 'Orientation': 0x0112
1623 3: 180, //'bottom-right',
1624 // 4: 'bottom-left',
1626 6: 90, //'right-top',
1627 // 7: 'right-bottom',
1628 8: 270 //'left-bottom'
1632 // byte, 8-bit unsigned int:
1634 getValue: function (dataView, dataOffset) {
1635 return dataView.getUint8(dataOffset);
1639 // ascii, 8-bit byte:
1641 getValue: function (dataView, dataOffset) {
1642 return String.fromCharCode(dataView.getUint8(dataOffset));
1647 // short, 16 bit int:
1649 getValue: function (dataView, dataOffset, littleEndian) {
1650 return dataView.getUint16(dataOffset, littleEndian);
1654 // long, 32 bit int:
1656 getValue: function (dataView, dataOffset, littleEndian) {
1657 return dataView.getUint32(dataOffset, littleEndian);
1661 // rational = two long values, first is numerator, second is denominator:
1663 getValue: function (dataView, dataOffset, littleEndian) {
1664 return dataView.getUint32(dataOffset, littleEndian) /
1665 dataView.getUint32(dataOffset + 4, littleEndian);
1669 // slong, 32 bit signed int:
1671 getValue: function (dataView, dataOffset, littleEndian) {
1672 return dataView.getInt32(dataOffset, littleEndian);
1676 // srational, two slongs, first is numerator, second is denominator:
1678 getValue: function (dataView, dataOffset, littleEndian) {
1679 return dataView.getInt32(dataOffset, littleEndian) /
1680 dataView.getInt32(dataOffset + 4, littleEndian);
1690 cls : 'btn-group roo-upload-cropbox-rotate-left',
1691 action : 'rotate-left',
1695 cls : 'btn btn-default',
1696 html : '<i class="fa fa-undo"></i>'
1702 cls : 'btn-group roo-upload-cropbox-picture',
1707 cls : 'btn btn-default',
1708 html : '<i class="fa fa-picture-o"></i>'
1714 cls : 'btn-group roo-upload-cropbox-rotate-right',
1715 action : 'rotate-right',
1719 cls : 'btn btn-default',
1720 html : '<i class="fa fa-repeat"></i>'
1728 cls : 'btn-group roo-upload-cropbox-rotate-left',
1729 action : 'rotate-left',
1733 cls : 'btn btn-default',
1734 html : '<i class="fa fa-undo"></i>'
1740 cls : 'btn-group roo-upload-cropbox-download',
1741 action : 'download',
1745 cls : 'btn btn-default',
1746 html : '<i class="fa fa-download"></i>'
1752 cls : 'btn-group roo-upload-cropbox-crop',
1757 cls : 'btn btn-default',
1758 html : '<i class="fa fa-crop"></i>'
1764 cls : 'btn-group roo-upload-cropbox-trash',
1769 cls : 'btn btn-default',
1770 html : '<i class="fa fa-trash"></i>'
1776 cls : 'btn-group roo-upload-cropbox-rotate-right',
1777 action : 'rotate-right',
1781 cls : 'btn btn-default',
1782 html : '<i class="fa fa-repeat"></i>'
1790 cls : 'btn-group roo-upload-cropbox-rotate-left',
1791 action : 'rotate-left',
1795 cls : 'btn btn-default',
1796 html : '<i class="fa fa-undo"></i>'
1802 cls : 'btn-group roo-upload-cropbox-rotate-right',
1803 action : 'rotate-right',
1807 cls : 'btn btn-default',
1808 html : '<i class="fa fa-repeat"></i>'