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 Roo.dialog.UploadCropbox.superclass.onRender.call(this, ct, position);
221 if (this.el.attr('xtype')) {
222 this.el.attr('xtypex', this.el.attr('xtype'));
223 this.el.dom.removeAttribute('xtype');
229 var cfg = Roo.apply({}, this.getAutoCreate());
231 cfg.id = this.id || Roo.id();
234 cfg.cls = (typeof(cfg.cls) == 'undefined' ? this.cls : cfg.cls) + ' ' + this.cls;
237 if (this.style) { // fixme needs to support more complex style data.
238 cfg.style = (typeof(cfg.style) == 'undefined' ? this.style : cfg.style) + '; ' + this.style;
241 this.el = ct.createChild(cfg, position);
246 if (this.buttons.length) {
248 Roo.each(this.buttons, function(bb) {
250 var btn = this.el.select('.roo-upload-cropbox-footer div.roo-upload-cropbox-btn-group').first().createChild(bb);
252 btn.on('click', this.onFooterButtonClick.createDelegate(this, [bb.action], true));
258 this.maskEl = this.el;
262 initEvents : function()
264 this.urlAPI = (window.createObjectURL && window) ||
265 (window.URL && URL.revokeObjectURL && URL) ||
266 (window.webkitURL && webkitURL);
268 this.bodyEl = this.el.select('.roo-upload-cropbox-body', true).first();
269 this.bodyEl.setVisibilityMode(Roo.Element.DISPLAY).originalDisplay = 'block';
271 this.selectorEl = this.el.select('.roo-upload-cropbox-selector', true).first();
272 this.selectorEl.hide();
274 this.previewEl = this.el.select('.roo-upload-cropbox-preview', true).first();
275 this.previewEl.setVisibilityMode(Roo.Element.DISPLAY).originalDisplay = 'block';
277 this.thumbEl = this.el.select('.roo-upload-cropbox-thumb', true).first();
278 this.thumbEl.setVisibilityMode(Roo.Element.DISPLAY).originalDisplay = 'block';
281 this.notifyEl = this.el.select('.roo-upload-cropbox-empty-notify', true).first();
282 this.notifyEl.setVisibilityMode(Roo.Element.DISPLAY).originalDisplay = 'block';
284 this.errorEl = this.el.select('.roo-upload-cropbox-error-notify', true).first();
285 this.errorEl.setVisibilityMode(Roo.Element.DISPLAY).originalDisplay = 'block';
288 this.footerEl = this.el.select('.roo-upload-cropbox-footer', true).first();
289 this.footerEl.setVisibilityMode(Roo.Element.DISPLAY).originalDisplay = 'block';
290 this.footerEl.hide();
292 this.setThumbBoxSize();
298 this.fireEvent('initial', this);
305 window.addEventListener("resize", function() { _this.resize(); } );
307 this.bodyEl.on('click', this.beforeSelectFile, this);
310 this.bodyEl.on('touchstart', this.onTouchStart, this);
311 this.bodyEl.on('touchmove', this.onTouchMove, this);
312 this.bodyEl.on('touchend', this.onTouchEnd, this);
316 this.bodyEl.on('mousedown', this.onMouseDown, this);
317 this.bodyEl.on('mousemove', this.onMouseMove, this);
318 var mousewheel = (/Firefox/i.test(navigator.userAgent))? 'DOMMouseScroll' : 'mousewheel';
319 this.bodyEl.on(mousewheel, this.onMouseWheel, this);
320 Roo.get(document).on('mouseup', this.onMouseUp, this);
323 this.selectorEl.on('change', this.onFileSelected, this);
332 this.dragable = false;
333 this.pinching = false;
336 this.cropData = false;
337 this.notifyEl.dom.innerHTML = this.emptyText;
339 // this.selectorEl.dom.value = '';
345 if(this.fireEvent('resize', this) != false){
346 this.setThumbBoxPosition();
347 this.setCanvasPosition();
351 onFooterButtonClick : function(e, el, o, type)
355 this.onRotateLeft(e);
357 case 'rotate-right' :
358 this.onRotateRight(e);
361 this.beforeSelectFile(e);
376 this.fireEvent('footerbuttonclick', this, type);
379 beforeSelectFile : function(e)
383 if(this.fireEvent('beforeselectfile', this) != false){
384 this.selectorEl.dom.click();
388 onFileSelected : function(e)
392 if(typeof(this.selectorEl.dom.files) == 'undefined' || !this.selectorEl.dom.files.length){
396 var file = this.selectorEl.dom.files[0];
398 if(this.fireEvent('inspect', this, file) != false){
406 this.fireEvent('trash', this);
409 download : function(e)
411 this.fireEvent('download', this);
414 loadCanvas : function(src)
416 if(this.fireEvent('beforeloadcanvas', this, src) != false){
420 this.imageEl = document.createElement('img');
424 this.imageEl.addEventListener("load", function(){ _this.onLoadCanvas(); });
426 this.imageEl.src = src;
430 onLoadCanvas : function()
432 this.imageEl.OriginWidth = this.imageEl.naturalWidth || this.imageEl.width;
433 this.imageEl.OriginHeight = this.imageEl.naturalHeight || this.imageEl.height;
435 if(this.fireEvent('loadcanvas', this, this.imageEl) != false){
437 this.bodyEl.un('click', this.beforeSelectFile, this);
439 this.notifyEl.hide();
441 this.footerEl.show();
443 this.baseRotateLevel();
446 this.setThumbBoxSize();
449 this.setThumbBoxPosition();
451 this.baseScaleLevel();
457 this.canvasLoaded = true;
462 this.maskEl.unmask();
467 setCanvasPosition : function()
473 var pw = Math.ceil((this.bodyEl.getWidth() - this.canvasEl.width) / 2);
474 var ph = Math.ceil((this.bodyEl.getHeight() - this.canvasEl.height) / 2);
476 this.previewEl.setLeft(pw);
477 this.previewEl.setTop(ph);
481 onMouseDown : function(e)
485 this.dragable = true;
486 this.pinching = false;
488 if(this.isDocument && (this.canvasEl.width < this.thumbEl.getWidth() || this.canvasEl.height < this.thumbEl.getHeight())){
489 this.dragable = false;
493 this.mouseX = Roo.isTouch ? e.browserEvent.touches[0].pageX : e.getPageX();
494 this.mouseY = Roo.isTouch ? e.browserEvent.touches[0].pageY : e.getPageY();
498 onMouseMove : function(e)
502 if(!this.canvasLoaded){
510 var minX = Math.ceil(this.thumbEl.getLeft(true));
511 var minY = Math.ceil(this.thumbEl.getTop(true));
513 var maxX = Math.ceil(minX + this.thumbEl.getWidth() - this.canvasEl.width);
514 var maxY = Math.ceil(minY + this.thumbEl.getHeight() - this.canvasEl.height);
528 var x = Roo.isTouch ? e.browserEvent.touches[0].pageX : e.getPageX();
529 var y = Roo.isTouch ? e.browserEvent.touches[0].pageY : e.getPageY();
534 var bgX = Math.ceil(x + this.previewEl.getLeft(true));
535 var bgY = Math.ceil(y + this.previewEl.getTop(true));
537 bgX = (bgX < minX) ? minX : ((bgX > maxX) ? maxX : bgX);
538 bgY = (bgY < minY) ? minY : ((bgY > maxY) ? maxY : bgY);
540 this.previewEl.setLeft(bgX);
541 this.previewEl.setTop(bgY);
543 this.mouseX = Roo.isTouch ? e.browserEvent.touches[0].pageX : e.getPageX();
544 this.mouseY = Roo.isTouch ? e.browserEvent.touches[0].pageY : e.getPageY();
547 onMouseUp : function(e)
551 this.dragable = false;
554 onMouseWheel : function(e)
558 this.startScale = this.scale;
559 this.scale = (e.getWheelDelta() == 1) ? (this.scale + 1) : (this.scale - 1);
561 if(!this.zoomable()){
562 this.scale = this.startScale;
572 zoomable : function()
574 var minScale = this.thumbEl.getWidth() / this.minWidth;
576 if(this.minWidth < this.minHeight){
577 minScale = this.thumbEl.getHeight() / this.minHeight;
580 var width = Math.ceil(this.imageEl.OriginWidth * this.getScaleLevel() / minScale);
581 var height = Math.ceil(this.imageEl.OriginHeight * this.getScaleLevel() / minScale);
584 var maxWidth = this.imageEl.OriginWidth;
585 var maxHeight = this.imageEl.OriginHeight;
589 (this.rotate == 0 || this.rotate == 180) &&
591 width > this.imageEl.OriginWidth ||
592 height > this.imageEl.OriginHeight ||
593 (width < this.minWidth && height < this.minHeight)
601 (this.rotate == 90 || this.rotate == 270) &&
603 width > this.imageEl.OriginWidth ||
604 height > this.imageEl.OriginHeight ||
605 (width < this.minHeight && height < this.minWidth)
613 (this.rotate == 0 || this.rotate == 180) &&
615 (this.imageEl.OriginWidth >= this.minWidth) && width < this.minWidth ||
616 (this.imageEl.OriginHeight >= this.minHeight) && height < this.minHeight ||
626 (this.rotate == 90 || this.rotate == 270) &&
628 width < this.minHeight ||
629 width > this.imageEl.OriginWidth ||
630 height < this.minWidth ||
631 height > this.imageEl.OriginHeight
641 onRotateLeft : function(e)
643 if(!this.isDocument && (this.canvasEl.height < this.thumbEl.getWidth() || this.canvasEl.width < this.thumbEl.getHeight())){
645 var minScale = this.thumbEl.getWidth() / this.minWidth;
647 var bw = Math.ceil(this.canvasEl.width / this.getScaleLevel());
648 var bh = Math.ceil(this.canvasEl.height / this.getScaleLevel());
650 this.startScale = this.scale;
652 while (this.getScaleLevel() < minScale){
654 this.scale = this.scale + 1;
656 if(!this.zoomable()){
661 Math.ceil(bw * this.getScaleLevel()) < this.thumbEl.getHeight() ||
662 Math.ceil(bh * this.getScaleLevel()) < this.thumbEl.getWidth()
667 this.rotate = (this.rotate < 90) ? 270 : this.rotate - 90;
674 this.scale = this.startScale;
681 this.rotate = (this.rotate < 90) ? 270 : this.rotate - 90;
684 this.setThumbBoxSize();
685 this.setThumbBoxPosition();
686 this.setCanvasPosition();
691 this.fireEvent('rotate', this, 'left');
695 onRotateRight : function(e)
697 if(!this.isDocument && (this.canvasEl.height < this.thumbEl.getWidth() || this.canvasEl.width < this.thumbEl.getHeight())){
699 var minScale = this.thumbEl.getWidth() / this.minWidth;
701 var bw = Math.ceil(this.canvasEl.width / this.getScaleLevel());
702 var bh = Math.ceil(this.canvasEl.height / this.getScaleLevel());
704 this.startScale = this.scale;
706 while (this.getScaleLevel() < minScale){
708 this.scale = this.scale + 1;
710 if(!this.zoomable()){
715 Math.ceil(bw * this.getScaleLevel()) < this.thumbEl.getHeight() ||
716 Math.ceil(bh * this.getScaleLevel()) < this.thumbEl.getWidth()
721 this.rotate = (this.rotate > 180) ? 0 : this.rotate + 90;
728 this.scale = this.startScale;
735 this.rotate = (this.rotate > 180) ? 0 : this.rotate + 90;
738 this.setThumbBoxSize();
739 this.setThumbBoxPosition();
740 this.setCanvasPosition();
745 this.fireEvent('rotate', this, 'right');
748 onRotateFail : function()
750 this.errorEl.show(true);
754 (function() { _this.errorEl.hide(true); }).defer(this.errorTimeout);
759 this.previewEl.dom.innerHTML = '';
761 var canvasEl = document.createElement("canvas");
763 var contextEl = canvasEl.getContext("2d");
765 canvasEl.width = this.imageEl.OriginWidth * this.getScaleLevel();
766 canvasEl.height = this.imageEl.OriginWidth * this.getScaleLevel();
767 var center = this.imageEl.OriginWidth / 2;
769 if(this.imageEl.OriginWidth < this.imageEl.OriginHeight){
770 canvasEl.width = this.imageEl.OriginHeight * this.getScaleLevel();
771 canvasEl.height = this.imageEl.OriginHeight * this.getScaleLevel();
772 center = this.imageEl.OriginHeight / 2;
775 contextEl.scale(this.getScaleLevel(), this.getScaleLevel());
777 contextEl.translate(center, center);
778 contextEl.rotate(this.rotate * Math.PI / 180);
780 contextEl.drawImage(this.imageEl, 0, 0, this.imageEl.OriginWidth, this.imageEl.OriginHeight, center * -1, center * -1, this.imageEl.OriginWidth, this.imageEl.OriginHeight);
782 this.canvasEl = document.createElement("canvas");
784 this.contextEl = this.canvasEl.getContext("2d");
786 switch (this.rotate) {
789 this.canvasEl.width = this.imageEl.OriginWidth * this.getScaleLevel();
790 this.canvasEl.height = this.imageEl.OriginHeight * this.getScaleLevel();
792 this.contextEl.drawImage(canvasEl, 0, 0, this.canvasEl.width, this.canvasEl.height, 0, 0, this.canvasEl.width, this.canvasEl.height);
797 this.canvasEl.width = this.imageEl.OriginHeight * this.getScaleLevel();
798 this.canvasEl.height = this.imageEl.OriginWidth * this.getScaleLevel();
800 if(this.imageEl.OriginWidth > this.imageEl.OriginHeight){
801 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);
805 this.contextEl.drawImage(canvasEl, 0, 0, this.canvasEl.width, this.canvasEl.height, 0, 0, this.canvasEl.width, this.canvasEl.height);
810 this.canvasEl.width = this.imageEl.OriginWidth * this.getScaleLevel();
811 this.canvasEl.height = this.imageEl.OriginHeight * this.getScaleLevel();
813 if(this.imageEl.OriginWidth > this.imageEl.OriginHeight){
814 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);
818 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);
823 this.canvasEl.width = this.imageEl.OriginHeight * this.getScaleLevel();
824 this.canvasEl.height = this.imageEl.OriginWidth * this.getScaleLevel();
826 if(this.imageEl.OriginWidth > this.imageEl.OriginHeight){
827 this.contextEl.drawImage(canvasEl, 0, 0, this.canvasEl.width, this.canvasEl.height, 0, 0, this.canvasEl.width, this.canvasEl.height);
831 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);
838 this.previewEl.appendChild(this.canvasEl);
840 this.setCanvasPosition();
846 if(!this.canvasLoaded){
850 var imageCanvas = document.createElement("canvas");
852 var imageContext = imageCanvas.getContext("2d");
854 imageCanvas.width = (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? this.imageEl.OriginWidth : this.imageEl.OriginHeight;
855 imageCanvas.height = (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? this.imageEl.OriginWidth : this.imageEl.OriginHeight;
857 console.log("IMAGECANVAS WIDTH: " + imageCanvas.width);
858 console.log("IMAGECANVAS HEIGHT: " + imageCanvas.height);
860 var center = imageCanvas.width / 2;
862 imageContext.translate(center, center);
864 imageContext.rotate(this.rotate * Math.PI / 180);
866 imageContext.drawImage(this.imageEl, 0, 0, this.imageEl.OriginWidth, this.imageEl.OriginHeight, center * -1, center * -1, this.imageEl.OriginWidth, this.imageEl.OriginHeight);
868 var canvas = document.createElement("canvas");
870 var context = canvas.getContext("2d");
872 canvas.width = this.minWidth;
874 canvas.height = this.minHeight;
876 console.log("CANVAS WIDTH: " + canvas.width);
877 console.log("CANVAS HEIGHT: " + canvas.height);
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 console.log("WIDTH: " + width);
886 console.log("HEIGHT: " + height);
888 var x = (this.thumbEl.getLeft(true) > this.previewEl.getLeft(true)) ? 0 : ((this.previewEl.getLeft(true) - this.thumbEl.getLeft(true)) / this.getScaleLevel());
889 var y = (this.thumbEl.getTop(true) > this.previewEl.getTop(true)) ? 0 : ((this.previewEl.getTop(true) - this.thumbEl.getTop(true)) / this.getScaleLevel());
891 console.log("X: " + x);
892 console.log("Y: " + y);
894 var targetWidth = this.minWidth - 2 * x;
895 var targetHeight = this.minHeight - 2 * y;
897 console.log("targetWidth: " + targetWidth);
898 console.log("targetHeight: " + targetHeight);
902 if((x == 0 && y == 0) || (x == 0 && y > 0)){
903 scale = targetWidth / width;
907 scale = targetHeight / height;
911 scale = targetWidth / width;
914 scale = targetHeight / height;
918 console.log("scale: " + scale);
920 context.scale(scale, scale);
922 var sx = Math.min(this.canvasEl.width - this.thumbEl.getWidth(), this.thumbEl.getLeft(true) - this.previewEl.getLeft(true));
923 var sy = Math.min(this.canvasEl.height - this.thumbEl.getHeight(), this.thumbEl.getTop(true) - this.previewEl.getTop(true));
925 console.log("sx: " + sx);
926 console.log("sy: " + sy);
928 sx = sx < 0 ? 0 : (sx / this.getScaleLevel());
929 sy = sy < 0 ? 0 : (sy / this.getScaleLevel());
931 context.drawImage(imageCanvas, sx, sy, width, height, x, y, width, height);
936 var width = (this.thumbEl.getWidth() / this.getScaleLevel() > this.imageEl.OriginHeight) ? this.imageEl.OriginHeight : (this.thumbEl.getWidth() / this.getScaleLevel());
937 var height = (this.thumbEl.getHeight() / this.getScaleLevel() > this.imageEl.OriginWidth) ? this.imageEl.OriginWidth : (this.thumbEl.getHeight() / this.getScaleLevel());
939 var x = (this.thumbEl.getLeft(true) > this.previewEl.getLeft(true)) ? 0 : ((this.previewEl.getLeft(true) - this.thumbEl.getLeft(true)) / this.getScaleLevel());
940 var y = (this.thumbEl.getTop(true) > this.previewEl.getTop(true)) ? 0 : ((this.previewEl.getTop(true) - this.thumbEl.getTop(true)) / this.getScaleLevel());
942 var targetWidth = this.minWidth - 2 * x;
943 var targetHeight = this.minHeight - 2 * y;
947 if((x == 0 && y == 0) || (x == 0 && y > 0)){
948 scale = targetWidth / width;
952 scale = targetHeight / height;
956 scale = targetWidth / width;
959 scale = targetHeight / height;
963 context.scale(scale, scale);
965 var sx = Math.min(this.canvasEl.width - this.thumbEl.getWidth(), this.thumbEl.getLeft(true) - this.previewEl.getLeft(true));
966 var sy = Math.min(this.canvasEl.height - this.thumbEl.getHeight(), this.thumbEl.getTop(true) - this.previewEl.getTop(true));
968 sx = sx < 0 ? 0 : (sx / this.getScaleLevel());
969 sy = sy < 0 ? 0 : (sy / this.getScaleLevel());
971 sx += (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? Math.abs(this.imageEl.OriginWidth - this.imageEl.OriginHeight) : 0;
973 context.drawImage(imageCanvas, sx, sy, width, height, x, y, width, height);
978 var width = (this.thumbEl.getWidth() / this.getScaleLevel() > this.imageEl.OriginWidth) ? this.imageEl.OriginWidth : (this.thumbEl.getWidth() / this.getScaleLevel());
979 var height = (this.thumbEl.getHeight() / this.getScaleLevel() > this.imageEl.OriginHeight) ? this.imageEl.OriginHeight : (this.thumbEl.getHeight() / this.getScaleLevel());
981 var x = (this.thumbEl.getLeft(true) > this.previewEl.getLeft(true)) ? 0 : ((this.previewEl.getLeft(true) - this.thumbEl.getLeft(true)) / this.getScaleLevel());
982 var y = (this.thumbEl.getTop(true) > this.previewEl.getTop(true)) ? 0 : ((this.previewEl.getTop(true) - this.thumbEl.getTop(true)) / this.getScaleLevel());
984 var targetWidth = this.minWidth - 2 * x;
985 var targetHeight = this.minHeight - 2 * y;
989 if((x == 0 && y == 0) || (x == 0 && y > 0)){
990 scale = targetWidth / width;
994 scale = targetHeight / height;
998 scale = targetWidth / width;
1001 scale = targetHeight / height;
1005 context.scale(scale, scale);
1007 var sx = Math.min(this.canvasEl.width - this.thumbEl.getWidth(), this.thumbEl.getLeft(true) - this.previewEl.getLeft(true));
1008 var sy = Math.min(this.canvasEl.height - this.thumbEl.getHeight(), this.thumbEl.getTop(true) - this.previewEl.getTop(true));
1010 sx = sx < 0 ? 0 : (sx / this.getScaleLevel());
1011 sy = sy < 0 ? 0 : (sy / this.getScaleLevel());
1013 sx += (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? 0 : Math.abs(this.imageEl.OriginWidth - this.imageEl.OriginHeight);
1014 sy += (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? Math.abs(this.imageEl.OriginWidth - this.imageEl.OriginHeight) : 0;
1016 context.drawImage(imageCanvas, sx, sy, width, height, x, y, width, height);
1021 var width = (this.thumbEl.getWidth() / this.getScaleLevel() > this.imageEl.OriginHeight) ? this.imageEl.OriginHeight : (this.thumbEl.getWidth() / this.getScaleLevel());
1022 var height = (this.thumbEl.getHeight() / this.getScaleLevel() > this.imageEl.OriginWidth) ? this.imageEl.OriginWidth : (this.thumbEl.getHeight() / this.getScaleLevel());
1024 var x = (this.thumbEl.getLeft(true) > this.previewEl.getLeft(true)) ? 0 : ((this.previewEl.getLeft(true) - this.thumbEl.getLeft(true)) / this.getScaleLevel());
1025 var y = (this.thumbEl.getTop(true) > this.previewEl.getTop(true)) ? 0 : ((this.previewEl.getTop(true) - this.thumbEl.getTop(true)) / this.getScaleLevel());
1027 var targetWidth = this.minWidth - 2 * x;
1028 var targetHeight = this.minHeight - 2 * y;
1032 if((x == 0 && y == 0) || (x == 0 && y > 0)){
1033 scale = targetWidth / width;
1036 if(x > 0 && y == 0){
1037 scale = targetHeight / height;
1041 scale = targetWidth / width;
1044 scale = targetHeight / height;
1048 context.scale(scale, scale);
1049 var sx = Math.min(this.canvasEl.width - this.thumbEl.getWidth(), this.thumbEl.getLeft(true) - this.previewEl.getLeft(true));
1050 var sy = Math.min(this.canvasEl.height - this.thumbEl.getHeight(), this.thumbEl.getTop(true) - this.previewEl.getTop(true));
1052 sx = sx < 0 ? 0 : (sx / this.getScaleLevel());
1053 sy = sy < 0 ? 0 : (sy / this.getScaleLevel());
1055 sy += (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? 0 : Math.abs(this.imageEl.OriginWidth - this.imageEl.OriginHeight);
1057 context.drawImage(imageCanvas, sx, sy, width, height, x, y, width, height);
1064 this.cropData = canvas.toDataURL(this.cropType);
1066 if(this.fireEvent('crop', this, this.cropData) !== false){
1067 this.process(this.file, this.cropData);
1074 setThumbBoxSize : function()
1078 if(this.isDocument && typeof(this.imageEl) != 'undefined'){
1079 width = (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? Math.max(this.minWidth, this.minHeight) : Math.min(this.minWidth, this.minHeight);
1080 height = (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? Math.min(this.minWidth, this.minHeight) : Math.max(this.minWidth, this.minHeight);
1082 this.minWidth = width;
1083 this.minHeight = height;
1085 if(this.rotate == 90 || this.rotate == 270){
1086 this.minWidth = height;
1087 this.minHeight = width;
1092 width = Math.ceil(this.minWidth * height / this.minHeight);
1094 if(this.minWidth > this.minHeight){
1096 height = Math.ceil(this.minHeight * width / this.minWidth);
1099 this.thumbEl.setStyle({
1100 width : width + 'px',
1101 height : height + 'px'
1108 setThumbBoxPosition : function()
1110 var x = Math.ceil((this.bodyEl.getWidth() - this.thumbEl.getWidth()) / 2 );
1111 var y = Math.ceil((this.bodyEl.getHeight() - this.thumbEl.getHeight()) / 2);
1113 this.thumbEl.setLeft(x);
1114 this.thumbEl.setTop(y);
1118 baseRotateLevel : function()
1120 this.baseRotate = 1;
1123 typeof(this.exif) != 'undefined' &&
1124 typeof(this.exif[Roo.dialog.UploadCropbox['tags']['Orientation']]) != 'undefined' &&
1125 [1, 3, 6, 8].indexOf(this.exif[Roo.dialog.UploadCropbox['tags']['Orientation']]) != -1
1127 this.baseRotate = this.exif[Roo.dialog.UploadCropbox['tags']['Orientation']];
1130 this.rotate = Roo.dialog.UploadCropbox['Orientation'][this.baseRotate];
1134 baseScaleLevel : function()
1136 console.log("BASE SCALE LEVEL");
1139 if(this.isDocument){
1141 if(this.baseRotate == 6 || this.baseRotate == 8){
1143 height = this.thumbEl.getHeight();
1144 this.baseScale = height / this.imageEl.OriginWidth;
1146 if(this.imageEl.OriginHeight * this.baseScale > this.thumbEl.getWidth()){
1147 width = this.thumbEl.getWidth();
1148 this.baseScale = width / this.imageEl.OriginHeight;
1154 height = this.thumbEl.getHeight();
1155 this.baseScale = height / this.imageEl.OriginHeight;
1157 if(this.imageEl.OriginWidth * this.baseScale > this.thumbEl.getWidth()){
1158 width = this.thumbEl.getWidth();
1159 this.baseScale = width / this.imageEl.OriginWidth;
1165 if(this.baseRotate == 6 || this.baseRotate == 8){
1167 width = this.thumbEl.getHeight();
1168 this.baseScale = width / this.imageEl.OriginHeight;
1170 if(this.imageEl.OriginHeight * this.baseScale < this.thumbEl.getWidth()){
1171 height = this.thumbEl.getWidth();
1172 this.baseScale = height / this.imageEl.OriginHeight;
1175 if(this.imageEl.OriginWidth > this.imageEl.OriginHeight){
1176 height = this.thumbEl.getWidth();
1177 this.baseScale = height / this.imageEl.OriginHeight;
1179 if(this.imageEl.OriginWidth * this.baseScale < this.thumbEl.getHeight()){
1180 width = this.thumbEl.getHeight();
1181 this.baseScale = width / this.imageEl.OriginWidth;
1188 width = this.thumbEl.getWidth();
1189 this.baseScale = width / this.imageEl.OriginWidth;
1191 if(this.imageEl.OriginHeight * this.baseScale < this.thumbEl.getHeight()){
1192 height = this.thumbEl.getHeight();
1193 this.baseScale = height / this.imageEl.OriginHeight;
1196 if(this.imageEl.OriginWidth > this.imageEl.OriginHeight){
1198 height = this.thumbEl.getHeight();
1199 this.baseScale = height / this.imageEl.OriginHeight;
1201 if(this.imageEl.OriginWidth * this.baseScale < this.thumbEl.getWidth()){
1202 width = this.thumbEl.getWidth();
1203 this.baseScale = width / this.imageEl.OriginWidth;
1208 if(this.imageEl.OriginWidth < this.minWidth || this.imageEl.OriginHeight < this.minHeight) {
1209 this.baseScale = width / this.minWidth;
1211 console.log(this.baseScale);
1215 getScaleLevel : function()
1217 return this.baseScale * Math.pow(1.02, this.scale);
1220 onTouchStart : function(e)
1222 if(!this.canvasLoaded){
1223 this.beforeSelectFile(e);
1227 var touches = e.browserEvent.touches;
1233 if(touches.length == 1){
1234 this.onMouseDown(e);
1238 if(touches.length != 2){
1244 for(var i = 0, finger; finger = touches[i]; i++){
1245 coords.push(finger.pageX, finger.pageY);
1248 var x = Math.pow(coords[0] - coords[2], 2);
1249 var y = Math.pow(coords[1] - coords[3], 2);
1251 this.startDistance = Math.sqrt(x + y);
1253 this.startScale = this.scale;
1255 this.pinching = true;
1256 this.dragable = false;
1260 onTouchMove : function(e)
1262 if(!this.pinching && !this.dragable){
1266 var touches = e.browserEvent.touches;
1273 this.onMouseMove(e);
1279 for(var i = 0, finger; finger = touches[i]; i++){
1280 coords.push(finger.pageX, finger.pageY);
1283 var x = Math.pow(coords[0] - coords[2], 2);
1284 var y = Math.pow(coords[1] - coords[3], 2);
1286 this.endDistance = Math.sqrt(x + y);
1288 this.scale = this.startScale + Math.floor(Math.log(this.endDistance / this.startDistance) / Math.log(1.1));
1290 if(!this.zoomable()){
1291 this.scale = this.startScale;
1299 onTouchEnd : function(e)
1301 this.pinching = false;
1302 this.dragable = false;
1306 process : function(file, crop)
1309 this.maskEl.mask(this.loadingText);
1312 this.xhr = new XMLHttpRequest();
1314 file.xhr = this.xhr;
1316 this.xhr.open(this.method, this.url, true);
1319 "Accept": "application/json",
1320 "Cache-Control": "no-cache",
1321 "X-Requested-With": "XMLHttpRequest"
1324 for (var headerName in headers) {
1325 var headerValue = headers[headerName];
1327 this.xhr.setRequestHeader(headerName, headerValue);
1333 this.xhr.onload = function()
1335 _this.xhrOnLoad(_this.xhr);
1338 this.xhr.onerror = function()
1340 _this.xhrOnError(_this.xhr);
1343 var formData = new FormData();
1345 formData.append("onid", "43024");
1346 formData.append("ontable", "pressrelease_boilerplate");
1348 formData.append('returnHTML', 'NO');
1351 formData.append('crop', crop);
1352 var blobBin = atob(crop.split(',')[1]);
1354 for(var i = 0; i < blobBin.length; i++) {
1355 array.push(blobBin.charCodeAt(i));
1357 var croppedFile =new Blob([new Uint8Array(array)], {type: 'image/png'});
1358 formData.append(this.paramName, croppedFile, file.name);
1361 if(typeof(file.filename) != 'undefined'){
1362 formData.append('filename', file.filename);
1365 if(typeof(file.mimetype) != 'undefined'){
1366 formData.append('mimetype', file.mimetype);
1369 if(this.fireEvent('arrange', this, formData) != false){
1370 this.xhr.send(formData);
1374 xhrOnLoad : function(xhr)
1377 this.maskEl.unmask();
1380 if (xhr.readyState !== 4) {
1381 this.fireEvent('exception', this, xhr);
1385 var response = Roo.decode(xhr.responseText);
1387 if(!response.success){
1388 this.fireEvent('exception', this, xhr);
1392 var response = Roo.decode(xhr.responseText);
1394 this.fireEvent('upload', this, response);
1398 xhrOnError : function()
1401 this.maskEl.unmask();
1404 Roo.log('xhr on error');
1406 var response = Roo.decode(xhr.responseText);
1412 prepare : function(file)
1415 this.maskEl.mask(this.loadingText);
1421 if(typeof(file) === 'string'){
1422 this.loadCanvas(file);
1426 if(!file || !this.urlAPI){
1431 this.cropType = file.type;
1435 if(this.fireEvent('prepare', this, this.file) != false){
1437 var reader = new FileReader();
1439 reader.onload = function (e) {
1440 if (e.target.error) {
1441 Roo.log(e.target.error);
1445 var buffer = e.target.result,
1446 dataView = new DataView(buffer),
1448 maxOffset = dataView.byteLength - 4,
1452 if (dataView.getUint16(0) === 0xffd8) {
1453 while (offset < maxOffset) {
1454 markerBytes = dataView.getUint16(offset);
1456 if ((markerBytes >= 0xffe0 && markerBytes <= 0xffef) || markerBytes === 0xfffe) {
1457 markerLength = dataView.getUint16(offset + 2) + 2;
1458 if (offset + markerLength > dataView.byteLength) {
1459 Roo.log('Invalid meta data: Invalid segment size.');
1463 if(markerBytes == 0xffe1){
1464 _this.parseExifData(
1471 offset += markerLength;
1481 var url = _this.urlAPI.createObjectURL(_this.file);
1483 _this.loadCanvas(url);
1488 reader.readAsArrayBuffer(this.file);
1494 parseExifData : function(dataView, offset, length)
1496 var tiffOffset = offset + 10,
1500 if (dataView.getUint32(offset + 4) !== 0x45786966) {
1501 // No Exif data, might be XMP data instead
1505 // Check for the ASCII code for "Exif" (0x45786966):
1506 if (dataView.getUint32(offset + 4) !== 0x45786966) {
1507 // No Exif data, might be XMP data instead
1510 if (tiffOffset + 8 > dataView.byteLength) {
1511 Roo.log('Invalid Exif data: Invalid segment size.');
1514 // Check for the two null bytes:
1515 if (dataView.getUint16(offset + 8) !== 0x0000) {
1516 Roo.log('Invalid Exif data: Missing byte alignment offset.');
1519 // Check the byte alignment:
1520 switch (dataView.getUint16(tiffOffset)) {
1522 littleEndian = true;
1525 littleEndian = false;
1528 Roo.log('Invalid Exif data: Invalid byte alignment marker.');
1531 // Check for the TIFF tag marker (0x002A):
1532 if (dataView.getUint16(tiffOffset + 2, littleEndian) !== 0x002A) {
1533 Roo.log('Invalid Exif data: Missing TIFF marker.');
1536 // Retrieve the directory offset bytes, usually 0x00000008 or 8 decimal:
1537 dirOffset = dataView.getUint32(tiffOffset + 4, littleEndian);
1542 tiffOffset + dirOffset,
1547 parseExifTags : function(dataView, tiffOffset, dirOffset, littleEndian)
1552 if (dirOffset + 6 > dataView.byteLength) {
1553 Roo.log('Invalid Exif data: Invalid directory offset.');
1556 tagsNumber = dataView.getUint16(dirOffset, littleEndian);
1557 dirEndOffset = dirOffset + 2 + 12 * tagsNumber;
1558 if (dirEndOffset + 4 > dataView.byteLength) {
1559 Roo.log('Invalid Exif data: Invalid directory size.');
1562 for (i = 0; i < tagsNumber; i += 1) {
1566 dirOffset + 2 + 12 * i, // tag offset
1570 // Return the offset to the next directory:
1571 return dataView.getUint32(dirEndOffset, littleEndian);
1574 parseExifTag : function (dataView, tiffOffset, offset, littleEndian)
1576 var tag = dataView.getUint16(offset, littleEndian);
1578 this.exif[tag] = this.getExifValue(
1582 dataView.getUint16(offset + 2, littleEndian), // tag type
1583 dataView.getUint32(offset + 4, littleEndian), // tag length
1588 getExifValue : function (dataView, tiffOffset, offset, type, length, littleEndian)
1590 var tagType = Roo.dialog.UploadCropbox.exifTagTypes[type],
1599 Roo.log('Invalid Exif data: Invalid tag type.');
1603 tagSize = tagType.size * length;
1604 // Determine if the value is contained in the dataOffset bytes,
1605 // or if the value at the dataOffset is a pointer to the actual data:
1606 dataOffset = tagSize > 4 ?
1607 tiffOffset + dataView.getUint32(offset + 8, littleEndian) : (offset + 8);
1608 if (dataOffset + tagSize > dataView.byteLength) {
1609 Roo.log('Invalid Exif data: Invalid data offset.');
1613 return tagType.getValue(dataView, dataOffset, littleEndian);
1616 for (i = 0; i < length; i += 1) {
1617 values[i] = tagType.getValue(dataView, dataOffset + i * tagType.size, littleEndian);
1620 if (tagType.ascii) {
1622 // Concatenate the chars:
1623 for (i = 0; i < values.length; i += 1) {
1625 // Ignore the terminating NULL byte(s):
1626 if (c === '\u0000') {
1638 Roo.apply(Roo.dialog.UploadCropbox, {
1640 'Orientation': 0x0112
1646 3: 180, //'bottom-right',
1647 // 4: 'bottom-left',
1649 6: 90, //'right-top',
1650 // 7: 'right-bottom',
1651 8: 270 //'left-bottom'
1655 // byte, 8-bit unsigned int:
1657 getValue: function (dataView, dataOffset) {
1658 return dataView.getUint8(dataOffset);
1662 // ascii, 8-bit byte:
1664 getValue: function (dataView, dataOffset) {
1665 return String.fromCharCode(dataView.getUint8(dataOffset));
1670 // short, 16 bit int:
1672 getValue: function (dataView, dataOffset, littleEndian) {
1673 return dataView.getUint16(dataOffset, littleEndian);
1677 // long, 32 bit int:
1679 getValue: function (dataView, dataOffset, littleEndian) {
1680 return dataView.getUint32(dataOffset, littleEndian);
1684 // rational = two long values, first is numerator, second is denominator:
1686 getValue: function (dataView, dataOffset, littleEndian) {
1687 return dataView.getUint32(dataOffset, littleEndian) /
1688 dataView.getUint32(dataOffset + 4, littleEndian);
1692 // slong, 32 bit signed int:
1694 getValue: function (dataView, dataOffset, littleEndian) {
1695 return dataView.getInt32(dataOffset, littleEndian);
1699 // srational, two slongs, first is numerator, second is denominator:
1701 getValue: function (dataView, dataOffset, littleEndian) {
1702 return dataView.getInt32(dataOffset, littleEndian) /
1703 dataView.getInt32(dataOffset + 4, littleEndian);
1713 cls : 'btn-group roo-upload-cropbox-rotate-left',
1714 action : 'rotate-left',
1718 cls : 'btn btn-default',
1719 html : '<i class="fa fa-undo"></i>'
1725 cls : 'btn-group roo-upload-cropbox-picture',
1730 cls : 'btn btn-default',
1731 html : '<i class="fa fa-picture-o"></i>'
1737 cls : 'btn-group roo-upload-cropbox-rotate-right',
1738 action : 'rotate-right',
1742 cls : 'btn btn-default',
1743 html : '<i class="fa fa-repeat"></i>'
1751 cls : 'btn-group roo-upload-cropbox-rotate-left',
1752 action : 'rotate-left',
1756 cls : 'btn btn-default',
1757 html : '<i class="fa fa-undo"></i>'
1763 cls : 'btn-group roo-upload-cropbox-download',
1764 action : 'download',
1768 cls : 'btn btn-default',
1769 html : '<i class="fa fa-download"></i>'
1775 cls : 'btn-group roo-upload-cropbox-crop',
1780 cls : 'btn btn-default',
1781 html : '<i class="fa fa-crop"></i>'
1787 cls : 'btn-group roo-upload-cropbox-trash',
1792 cls : 'btn btn-default',
1793 html : '<i class="fa fa-trash"></i>'
1799 cls : 'btn-group roo-upload-cropbox-rotate-right',
1800 action : 'rotate-right',
1804 cls : 'btn btn-default',
1805 html : '<i class="fa fa-repeat"></i>'
1813 cls : 'btn-group roo-upload-cropbox-rotate-left',
1814 action : 'rotate-left',
1818 cls : 'btn btn-default',
1819 html : '<i class="fa fa-undo"></i>'
1825 cls : 'btn-group roo-upload-cropbox-rotate-right',
1826 action : 'rotate-right',
1830 cls : 'btn btn-default',
1831 html : '<i class="fa fa-repeat"></i>'