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 console.log("WIDTH: " + (this.thumbEl.getWidth() / this.getScaleLevel()));
585 console.log("HEIGHT: " + (this.thumbEl.getHeight() / this.getScaleLevel()));
588 var maxWidth = this.imageEl.OriginWidth;
589 var maxHeight = this.imageEl.OriginHeight;
593 (this.rotate == 0 || this.rotate == 180) &&
595 width > this.imageEl.OriginWidth ||
596 height > this.imageEl.OriginHeight ||
597 (width < this.minWidth && height < this.minHeight)
605 (this.rotate == 90 || this.rotate == 270) &&
607 width > this.imageEl.OriginWidth ||
608 height > this.imageEl.OriginHeight ||
609 (width < this.minHeight && height < this.minWidth)
617 (this.rotate == 0 || this.rotate == 180) &&
619 (this.imageEl.OriginWidth >= this.minWidth) && width < this.minWidth ||
620 (this.imageEl.OriginHeight >= this.minHeight) && height < this.minHeight ||
630 (this.rotate == 90 || this.rotate == 270) &&
632 width < this.minHeight ||
633 width > this.imageEl.OriginWidth ||
634 height < this.minWidth ||
635 height > this.imageEl.OriginHeight
645 onRotateLeft : function(e)
647 if(!this.isDocument && (this.canvasEl.height < this.thumbEl.getWidth() || this.canvasEl.width < this.thumbEl.getHeight())){
649 var minScale = this.thumbEl.getWidth() / this.minWidth;
651 var bw = Math.ceil(this.canvasEl.width / this.getScaleLevel());
652 var bh = Math.ceil(this.canvasEl.height / this.getScaleLevel());
654 this.startScale = this.scale;
656 while (this.getScaleLevel() < minScale){
658 this.scale = this.scale + 1;
660 if(!this.zoomable()){
665 Math.ceil(bw * this.getScaleLevel()) < this.thumbEl.getHeight() ||
666 Math.ceil(bh * this.getScaleLevel()) < this.thumbEl.getWidth()
671 this.rotate = (this.rotate < 90) ? 270 : this.rotate - 90;
678 this.scale = this.startScale;
685 this.rotate = (this.rotate < 90) ? 270 : this.rotate - 90;
688 this.setThumbBoxSize();
689 this.setThumbBoxPosition();
690 this.setCanvasPosition();
695 this.fireEvent('rotate', this, 'left');
699 onRotateRight : function(e)
701 if(!this.isDocument && (this.canvasEl.height < this.thumbEl.getWidth() || this.canvasEl.width < this.thumbEl.getHeight())){
703 var minScale = this.thumbEl.getWidth() / this.minWidth;
705 var bw = Math.ceil(this.canvasEl.width / this.getScaleLevel());
706 var bh = Math.ceil(this.canvasEl.height / this.getScaleLevel());
708 this.startScale = this.scale;
710 while (this.getScaleLevel() < minScale){
712 this.scale = this.scale + 1;
714 if(!this.zoomable()){
719 Math.ceil(bw * this.getScaleLevel()) < this.thumbEl.getHeight() ||
720 Math.ceil(bh * this.getScaleLevel()) < this.thumbEl.getWidth()
725 this.rotate = (this.rotate > 180) ? 0 : this.rotate + 90;
732 this.scale = this.startScale;
739 this.rotate = (this.rotate > 180) ? 0 : this.rotate + 90;
742 this.setThumbBoxSize();
743 this.setThumbBoxPosition();
744 this.setCanvasPosition();
749 this.fireEvent('rotate', this, 'right');
752 onRotateFail : function()
754 this.errorEl.show(true);
758 (function() { _this.errorEl.hide(true); }).defer(this.errorTimeout);
763 this.previewEl.dom.innerHTML = '';
765 var canvasEl = document.createElement("canvas");
767 var contextEl = canvasEl.getContext("2d");
769 canvasEl.width = this.imageEl.OriginWidth * this.getScaleLevel();
770 canvasEl.height = this.imageEl.OriginWidth * this.getScaleLevel();
771 var center = this.imageEl.OriginWidth / 2;
773 if(this.imageEl.OriginWidth < this.imageEl.OriginHeight){
774 canvasEl.width = this.imageEl.OriginHeight * this.getScaleLevel();
775 canvasEl.height = this.imageEl.OriginHeight * this.getScaleLevel();
776 center = this.imageEl.OriginHeight / 2;
779 contextEl.scale(this.getScaleLevel(), this.getScaleLevel());
781 contextEl.translate(center, center);
782 contextEl.rotate(this.rotate * Math.PI / 180);
784 contextEl.drawImage(this.imageEl, 0, 0, this.imageEl.OriginWidth, this.imageEl.OriginHeight, center * -1, center * -1, this.imageEl.OriginWidth, this.imageEl.OriginHeight);
786 this.canvasEl = document.createElement("canvas");
788 this.contextEl = this.canvasEl.getContext("2d");
790 switch (this.rotate) {
793 this.canvasEl.width = this.imageEl.OriginWidth * this.getScaleLevel();
794 this.canvasEl.height = this.imageEl.OriginHeight * this.getScaleLevel();
796 this.contextEl.drawImage(canvasEl, 0, 0, this.canvasEl.width, this.canvasEl.height, 0, 0, this.canvasEl.width, this.canvasEl.height);
801 this.canvasEl.width = this.imageEl.OriginHeight * this.getScaleLevel();
802 this.canvasEl.height = this.imageEl.OriginWidth * this.getScaleLevel();
804 if(this.imageEl.OriginWidth > this.imageEl.OriginHeight){
805 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);
809 this.contextEl.drawImage(canvasEl, 0, 0, this.canvasEl.width, this.canvasEl.height, 0, 0, this.canvasEl.width, this.canvasEl.height);
814 this.canvasEl.width = this.imageEl.OriginWidth * this.getScaleLevel();
815 this.canvasEl.height = this.imageEl.OriginHeight * this.getScaleLevel();
817 if(this.imageEl.OriginWidth > this.imageEl.OriginHeight){
818 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);
822 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);
827 this.canvasEl.width = this.imageEl.OriginHeight * this.getScaleLevel();
828 this.canvasEl.height = this.imageEl.OriginWidth * this.getScaleLevel();
830 if(this.imageEl.OriginWidth > this.imageEl.OriginHeight){
831 this.contextEl.drawImage(canvasEl, 0, 0, this.canvasEl.width, this.canvasEl.height, 0, 0, this.canvasEl.width, this.canvasEl.height);
835 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);
842 this.previewEl.appendChild(this.canvasEl);
844 this.setCanvasPosition();
850 if(!this.canvasLoaded){
854 var imageCanvas = document.createElement("canvas");
856 var imageContext = imageCanvas.getContext("2d");
858 imageCanvas.width = (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? this.imageEl.OriginWidth : this.imageEl.OriginHeight;
859 imageCanvas.height = (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? this.imageEl.OriginWidth : this.imageEl.OriginHeight;
861 console.log("IMAGECANVAS WIDTH: " + imageCanvas.width);
862 console.log("IMAGECANVAS HEIGHT: " + imageCanvas.height);
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.thumbEl.getWidth() / this.getScaleLevel();
878 canvas.height = this.thumbEl.getHeight() / this.getScaleLevel();
880 console.log("CANVAS WIDTH: " + canvas.width);
881 console.log("CANVAS HEIGHT: " + canvas.height);
883 console.log("SCALELEVLE: " + scaleLevel);
885 switch (this.rotate) {
888 var width = (this.thumbEl.getWidth() / this.getScaleLevel() > this.imageEl.OriginWidth) ? this.imageEl.OriginWidth : (this.thumbEl.getWidth() / this.getScaleLevel());
889 var height = (this.thumbEl.getHeight() / this.getScaleLevel() > this.imageEl.OriginHeight) ? this.imageEl.OriginHeight : (this.thumbEl.getHeight() / this.getScaleLevel());
891 console.log("WIDTH: " + width);
892 console.log("HEIGHT: " + height);
894 var x = (this.thumbEl.getLeft(true) > this.previewEl.getLeft(true)) ? 0 : ((this.previewEl.getLeft(true) - this.thumbEl.getLeft(true)) / this.getScaleLevel());
895 var y = (this.thumbEl.getTop(true) > this.previewEl.getTop(true)) ? 0 : ((this.previewEl.getTop(true) - this.thumbEl.getTop(true)) / this.getScaleLevel());
897 console.log("X: " + x);
898 console.log("Y: " + y);
900 // var targetWidth = this.minWidth - 2 * x;
901 // var targetHeight = this.minHeight - 2 * y;
903 // console.log("targetWidth: " + targetWidth);
904 // console.log("targetHeight: " + targetHeight);
908 // if((x == 0 && y == 0) || (x == 0 && y > 0)){
909 // scale = targetWidth / width;
912 // if(x > 0 && y == 0){
913 // scale = targetHeight / height;
916 // if(x > 0 && y > 0){
917 // scale = targetWidth / width;
919 // if(width < height){
920 // scale = targetHeight / height;
924 // console.log("scale: " + scale);
926 // context.scale(scale, scale);
928 var sx = this.thumbEl.getLeft(true) - this.previewEl.getLeft(true);
929 var sy = this.thumbEl.getTop(true) - this.previewEl.getTop(true);
931 console.log("sx: " + sx);
932 console.log("sy: " + sy);
934 sx = sx < 0 ? 0 : (sx / this.getScaleLevel());
935 sy = sy < 0 ? 0 : (sy / this.getScaleLevel());
937 if(canvas.width > 1200) {
938 canvas.height = 1200 * canvas.height / canvas.width;
942 context.drawImage(imageCanvas, sx, sy, width, height, x, y, width, height);
947 var width = (this.thumbEl.getWidth() / this.getScaleLevel() > this.imageEl.OriginHeight) ? this.imageEl.OriginHeight : (this.thumbEl.getWidth() / this.getScaleLevel());
948 var height = (this.thumbEl.getHeight() / this.getScaleLevel() > this.imageEl.OriginWidth) ? this.imageEl.OriginWidth : (this.thumbEl.getHeight() / this.getScaleLevel());
950 var x = (this.thumbEl.getLeft(true) > this.previewEl.getLeft(true)) ? 0 : ((this.previewEl.getLeft(true) - this.thumbEl.getLeft(true)) / this.getScaleLevel());
951 var y = (this.thumbEl.getTop(true) > this.previewEl.getTop(true)) ? 0 : ((this.previewEl.getTop(true) - this.thumbEl.getTop(true)) / this.getScaleLevel());
953 var targetWidth = this.minWidth - 2 * x;
954 var targetHeight = this.minHeight - 2 * y;
958 if((x == 0 && y == 0) || (x == 0 && y > 0)){
959 scale = targetWidth / width;
963 scale = targetHeight / height;
967 scale = targetWidth / width;
970 scale = targetHeight / height;
974 context.scale(scale, scale);
976 var sx = Math.min(this.canvasEl.width - this.thumbEl.getWidth(), this.thumbEl.getLeft(true) - this.previewEl.getLeft(true));
977 var sy = Math.min(this.canvasEl.height - this.thumbEl.getHeight(), this.thumbEl.getTop(true) - this.previewEl.getTop(true));
979 sx = sx < 0 ? 0 : (sx / this.getScaleLevel());
980 sy = sy < 0 ? 0 : (sy / this.getScaleLevel());
982 sx += (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? Math.abs(this.imageEl.OriginWidth - this.imageEl.OriginHeight) : 0;
984 context.drawImage(imageCanvas, sx, sy, width, height, x, y, width, height);
989 var width = (this.thumbEl.getWidth() / this.getScaleLevel() > this.imageEl.OriginWidth) ? this.imageEl.OriginWidth : (this.thumbEl.getWidth() / this.getScaleLevel());
990 var height = (this.thumbEl.getHeight() / this.getScaleLevel() > this.imageEl.OriginHeight) ? this.imageEl.OriginHeight : (this.thumbEl.getHeight() / this.getScaleLevel());
992 var x = (this.thumbEl.getLeft(true) > this.previewEl.getLeft(true)) ? 0 : ((this.previewEl.getLeft(true) - this.thumbEl.getLeft(true)) / this.getScaleLevel());
993 var y = (this.thumbEl.getTop(true) > this.previewEl.getTop(true)) ? 0 : ((this.previewEl.getTop(true) - this.thumbEl.getTop(true)) / this.getScaleLevel());
995 var targetWidth = this.minWidth - 2 * x;
996 var targetHeight = this.minHeight - 2 * y;
1000 if((x == 0 && y == 0) || (x == 0 && y > 0)){
1001 scale = targetWidth / width;
1004 if(x > 0 && y == 0){
1005 scale = targetHeight / height;
1009 scale = targetWidth / width;
1012 scale = targetHeight / height;
1016 context.scale(scale, scale);
1018 var sx = Math.min(this.canvasEl.width - this.thumbEl.getWidth(), this.thumbEl.getLeft(true) - this.previewEl.getLeft(true));
1019 var sy = Math.min(this.canvasEl.height - this.thumbEl.getHeight(), this.thumbEl.getTop(true) - this.previewEl.getTop(true));
1021 sx = sx < 0 ? 0 : (sx / this.getScaleLevel());
1022 sy = sy < 0 ? 0 : (sy / this.getScaleLevel());
1024 sx += (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? 0 : Math.abs(this.imageEl.OriginWidth - this.imageEl.OriginHeight);
1025 sy += (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? Math.abs(this.imageEl.OriginWidth - this.imageEl.OriginHeight) : 0;
1027 context.drawImage(imageCanvas, sx, sy, width, height, x, y, width, height);
1032 var width = (this.thumbEl.getWidth() / this.getScaleLevel() > this.imageEl.OriginHeight) ? this.imageEl.OriginHeight : (this.thumbEl.getWidth() / this.getScaleLevel());
1033 var height = (this.thumbEl.getHeight() / this.getScaleLevel() > this.imageEl.OriginWidth) ? this.imageEl.OriginWidth : (this.thumbEl.getHeight() / this.getScaleLevel());
1035 var x = (this.thumbEl.getLeft(true) > this.previewEl.getLeft(true)) ? 0 : ((this.previewEl.getLeft(true) - this.thumbEl.getLeft(true)) / this.getScaleLevel());
1036 var y = (this.thumbEl.getTop(true) > this.previewEl.getTop(true)) ? 0 : ((this.previewEl.getTop(true) - this.thumbEl.getTop(true)) / this.getScaleLevel());
1038 var targetWidth = this.minWidth - 2 * x;
1039 var targetHeight = this.minHeight - 2 * y;
1043 if((x == 0 && y == 0) || (x == 0 && y > 0)){
1044 scale = targetWidth / width;
1047 if(x > 0 && y == 0){
1048 scale = targetHeight / height;
1052 scale = targetWidth / width;
1055 scale = targetHeight / height;
1059 context.scale(scale, scale);
1060 var sx = Math.min(this.canvasEl.width - this.thumbEl.getWidth(), this.thumbEl.getLeft(true) - this.previewEl.getLeft(true));
1061 var sy = Math.min(this.canvasEl.height - this.thumbEl.getHeight(), this.thumbEl.getTop(true) - this.previewEl.getTop(true));
1063 sx = sx < 0 ? 0 : (sx / this.getScaleLevel());
1064 sy = sy < 0 ? 0 : (sy / this.getScaleLevel());
1066 sy += (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? 0 : Math.abs(this.imageEl.OriginWidth - this.imageEl.OriginHeight);
1068 context.drawImage(imageCanvas, sx, sy, width, height, x, y, width, height);
1075 this.cropData = canvas.toDataURL(this.cropType);
1077 if(this.fireEvent('crop', this, this.cropData) !== false){
1078 this.process(this.file, this.cropData);
1085 setThumbBoxSize : function()
1089 if(this.isDocument && typeof(this.imageEl) != 'undefined'){
1090 width = (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? Math.max(this.minWidth, this.minHeight) : Math.min(this.minWidth, this.minHeight);
1091 height = (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? Math.min(this.minWidth, this.minHeight) : Math.max(this.minWidth, this.minHeight);
1093 this.minWidth = width;
1094 this.minHeight = height;
1096 if(this.rotate == 90 || this.rotate == 270){
1097 this.minWidth = height;
1098 this.minHeight = width;
1103 width = Math.ceil(this.minWidth * height / this.minHeight);
1105 if(this.minWidth > this.minHeight){
1107 height = Math.ceil(this.minHeight * width / this.minWidth);
1110 this.thumbEl.setStyle({
1111 width : width + 'px',
1112 height : height + 'px'
1119 setThumbBoxPosition : function()
1121 var x = Math.ceil((this.bodyEl.getWidth() - this.thumbEl.getWidth()) / 2 );
1122 var y = Math.ceil((this.bodyEl.getHeight() - this.thumbEl.getHeight()) / 2);
1124 this.thumbEl.setLeft(x);
1125 this.thumbEl.setTop(y);
1129 baseRotateLevel : function()
1131 this.baseRotate = 1;
1134 typeof(this.exif) != 'undefined' &&
1135 typeof(this.exif[Roo.dialog.UploadCropbox['tags']['Orientation']]) != 'undefined' &&
1136 [1, 3, 6, 8].indexOf(this.exif[Roo.dialog.UploadCropbox['tags']['Orientation']]) != -1
1138 this.baseRotate = this.exif[Roo.dialog.UploadCropbox['tags']['Orientation']];
1141 this.rotate = Roo.dialog.UploadCropbox['Orientation'][this.baseRotate];
1145 baseScaleLevel : function()
1147 console.log("BASE SCALE LEVEL");
1150 if(this.isDocument){
1152 if(this.baseRotate == 6 || this.baseRotate == 8){
1154 height = this.thumbEl.getHeight();
1155 this.baseScale = height / this.imageEl.OriginWidth;
1157 if(this.imageEl.OriginHeight * this.baseScale > this.thumbEl.getWidth()){
1158 width = this.thumbEl.getWidth();
1159 this.baseScale = width / this.imageEl.OriginHeight;
1165 height = this.thumbEl.getHeight();
1166 this.baseScale = height / this.imageEl.OriginHeight;
1168 if(this.imageEl.OriginWidth * this.baseScale > this.thumbEl.getWidth()){
1169 width = this.thumbEl.getWidth();
1170 this.baseScale = width / this.imageEl.OriginWidth;
1176 if(this.baseRotate == 6 || this.baseRotate == 8){
1178 width = this.thumbEl.getHeight();
1179 this.baseScale = width / this.imageEl.OriginHeight;
1181 if(this.imageEl.OriginHeight * this.baseScale < this.thumbEl.getWidth()){
1182 height = this.thumbEl.getWidth();
1183 this.baseScale = height / this.imageEl.OriginHeight;
1186 if(this.imageEl.OriginWidth > this.imageEl.OriginHeight){
1187 height = this.thumbEl.getWidth();
1188 this.baseScale = height / this.imageEl.OriginHeight;
1190 if(this.imageEl.OriginWidth * this.baseScale < this.thumbEl.getHeight()){
1191 width = this.thumbEl.getHeight();
1192 this.baseScale = width / this.imageEl.OriginWidth;
1199 width = this.thumbEl.getWidth();
1200 this.baseScale = width / this.imageEl.OriginWidth;
1202 if(this.imageEl.OriginHeight * this.baseScale < this.thumbEl.getHeight()){
1203 height = this.thumbEl.getHeight();
1204 this.baseScale = height / this.imageEl.OriginHeight;
1207 if(this.imageEl.OriginWidth > this.imageEl.OriginHeight){
1209 height = this.thumbEl.getHeight();
1210 this.baseScale = height / this.imageEl.OriginHeight;
1212 if(this.imageEl.OriginWidth * this.baseScale < this.thumbEl.getWidth()){
1213 width = this.thumbEl.getWidth();
1214 this.baseScale = width / this.imageEl.OriginWidth;
1219 if(this.imageEl.OriginWidth < this.minWidth || this.imageEl.OriginHeight < this.minHeight) {
1220 this.baseScale = width / this.minWidth;
1222 console.log(this.baseScale);
1226 getScaleLevel : function()
1228 return this.baseScale * Math.pow(1.02, this.scale);
1231 onTouchStart : function(e)
1233 if(!this.canvasLoaded){
1234 this.beforeSelectFile(e);
1238 var touches = e.browserEvent.touches;
1244 if(touches.length == 1){
1245 this.onMouseDown(e);
1249 if(touches.length != 2){
1255 for(var i = 0, finger; finger = touches[i]; i++){
1256 coords.push(finger.pageX, finger.pageY);
1259 var x = Math.pow(coords[0] - coords[2], 2);
1260 var y = Math.pow(coords[1] - coords[3], 2);
1262 this.startDistance = Math.sqrt(x + y);
1264 this.startScale = this.scale;
1266 this.pinching = true;
1267 this.dragable = false;
1271 onTouchMove : function(e)
1273 if(!this.pinching && !this.dragable){
1277 var touches = e.browserEvent.touches;
1284 this.onMouseMove(e);
1290 for(var i = 0, finger; finger = touches[i]; i++){
1291 coords.push(finger.pageX, finger.pageY);
1294 var x = Math.pow(coords[0] - coords[2], 2);
1295 var y = Math.pow(coords[1] - coords[3], 2);
1297 this.endDistance = Math.sqrt(x + y);
1299 this.scale = this.startScale + Math.floor(Math.log(this.endDistance / this.startDistance) / Math.log(1.1));
1301 if(!this.zoomable()){
1302 this.scale = this.startScale;
1310 onTouchEnd : function(e)
1312 this.pinching = false;
1313 this.dragable = false;
1317 process : function(file, crop)
1320 this.maskEl.mask(this.loadingText);
1323 this.xhr = new XMLHttpRequest();
1325 file.xhr = this.xhr;
1327 this.xhr.open(this.method, this.url, true);
1330 "Accept": "application/json",
1331 "Cache-Control": "no-cache",
1332 "X-Requested-With": "XMLHttpRequest"
1335 for (var headerName in headers) {
1336 var headerValue = headers[headerName];
1338 this.xhr.setRequestHeader(headerName, headerValue);
1344 this.xhr.onload = function()
1346 _this.xhrOnLoad(_this.xhr);
1349 this.xhr.onerror = function()
1351 _this.xhrOnError(_this.xhr);
1354 var formData = new FormData();
1356 formData.append("onid", "43024");
1357 formData.append("ontable", "pressrelease_boilerplate");
1359 formData.append('returnHTML', 'NO');
1362 formData.append('crop', crop);
1363 var blobBin = atob(crop.split(',')[1]);
1365 for(var i = 0; i < blobBin.length; i++) {
1366 array.push(blobBin.charCodeAt(i));
1368 var croppedFile =new Blob([new Uint8Array(array)], {type: 'image/png'});
1369 formData.append(this.paramName, croppedFile, file.name);
1372 if(typeof(file.filename) != 'undefined'){
1373 formData.append('filename', file.filename);
1376 if(typeof(file.mimetype) != 'undefined'){
1377 formData.append('mimetype', file.mimetype);
1380 if(this.fireEvent('arrange', this, formData) != false){
1381 this.xhr.send(formData);
1385 xhrOnLoad : function(xhr)
1388 this.maskEl.unmask();
1391 if (xhr.readyState !== 4) {
1392 this.fireEvent('exception', this, xhr);
1396 var response = Roo.decode(xhr.responseText);
1398 if(!response.success){
1399 this.fireEvent('exception', this, xhr);
1403 var response = Roo.decode(xhr.responseText);
1405 this.fireEvent('upload', this, response);
1409 xhrOnError : function()
1412 this.maskEl.unmask();
1415 Roo.log('xhr on error');
1417 var response = Roo.decode(xhr.responseText);
1423 prepare : function(file)
1426 this.maskEl.mask(this.loadingText);
1432 if(typeof(file) === 'string'){
1433 this.loadCanvas(file);
1437 if(!file || !this.urlAPI){
1442 this.cropType = file.type;
1446 if(this.fireEvent('prepare', this, this.file) != false){
1448 var reader = new FileReader();
1450 reader.onload = function (e) {
1451 if (e.target.error) {
1452 Roo.log(e.target.error);
1456 var buffer = e.target.result,
1457 dataView = new DataView(buffer),
1459 maxOffset = dataView.byteLength - 4,
1463 if (dataView.getUint16(0) === 0xffd8) {
1464 while (offset < maxOffset) {
1465 markerBytes = dataView.getUint16(offset);
1467 if ((markerBytes >= 0xffe0 && markerBytes <= 0xffef) || markerBytes === 0xfffe) {
1468 markerLength = dataView.getUint16(offset + 2) + 2;
1469 if (offset + markerLength > dataView.byteLength) {
1470 Roo.log('Invalid meta data: Invalid segment size.');
1474 if(markerBytes == 0xffe1){
1475 _this.parseExifData(
1482 offset += markerLength;
1492 var url = _this.urlAPI.createObjectURL(_this.file);
1494 _this.loadCanvas(url);
1499 reader.readAsArrayBuffer(this.file);
1505 parseExifData : function(dataView, offset, length)
1507 var tiffOffset = offset + 10,
1511 if (dataView.getUint32(offset + 4) !== 0x45786966) {
1512 // No Exif data, might be XMP data instead
1516 // Check for the ASCII code for "Exif" (0x45786966):
1517 if (dataView.getUint32(offset + 4) !== 0x45786966) {
1518 // No Exif data, might be XMP data instead
1521 if (tiffOffset + 8 > dataView.byteLength) {
1522 Roo.log('Invalid Exif data: Invalid segment size.');
1525 // Check for the two null bytes:
1526 if (dataView.getUint16(offset + 8) !== 0x0000) {
1527 Roo.log('Invalid Exif data: Missing byte alignment offset.');
1530 // Check the byte alignment:
1531 switch (dataView.getUint16(tiffOffset)) {
1533 littleEndian = true;
1536 littleEndian = false;
1539 Roo.log('Invalid Exif data: Invalid byte alignment marker.');
1542 // Check for the TIFF tag marker (0x002A):
1543 if (dataView.getUint16(tiffOffset + 2, littleEndian) !== 0x002A) {
1544 Roo.log('Invalid Exif data: Missing TIFF marker.');
1547 // Retrieve the directory offset bytes, usually 0x00000008 or 8 decimal:
1548 dirOffset = dataView.getUint32(tiffOffset + 4, littleEndian);
1553 tiffOffset + dirOffset,
1558 parseExifTags : function(dataView, tiffOffset, dirOffset, littleEndian)
1563 if (dirOffset + 6 > dataView.byteLength) {
1564 Roo.log('Invalid Exif data: Invalid directory offset.');
1567 tagsNumber = dataView.getUint16(dirOffset, littleEndian);
1568 dirEndOffset = dirOffset + 2 + 12 * tagsNumber;
1569 if (dirEndOffset + 4 > dataView.byteLength) {
1570 Roo.log('Invalid Exif data: Invalid directory size.');
1573 for (i = 0; i < tagsNumber; i += 1) {
1577 dirOffset + 2 + 12 * i, // tag offset
1581 // Return the offset to the next directory:
1582 return dataView.getUint32(dirEndOffset, littleEndian);
1585 parseExifTag : function (dataView, tiffOffset, offset, littleEndian)
1587 var tag = dataView.getUint16(offset, littleEndian);
1589 this.exif[tag] = this.getExifValue(
1593 dataView.getUint16(offset + 2, littleEndian), // tag type
1594 dataView.getUint32(offset + 4, littleEndian), // tag length
1599 getExifValue : function (dataView, tiffOffset, offset, type, length, littleEndian)
1601 var tagType = Roo.dialog.UploadCropbox.exifTagTypes[type],
1610 Roo.log('Invalid Exif data: Invalid tag type.');
1614 tagSize = tagType.size * length;
1615 // Determine if the value is contained in the dataOffset bytes,
1616 // or if the value at the dataOffset is a pointer to the actual data:
1617 dataOffset = tagSize > 4 ?
1618 tiffOffset + dataView.getUint32(offset + 8, littleEndian) : (offset + 8);
1619 if (dataOffset + tagSize > dataView.byteLength) {
1620 Roo.log('Invalid Exif data: Invalid data offset.');
1624 return tagType.getValue(dataView, dataOffset, littleEndian);
1627 for (i = 0; i < length; i += 1) {
1628 values[i] = tagType.getValue(dataView, dataOffset + i * tagType.size, littleEndian);
1631 if (tagType.ascii) {
1633 // Concatenate the chars:
1634 for (i = 0; i < values.length; i += 1) {
1636 // Ignore the terminating NULL byte(s):
1637 if (c === '\u0000') {
1649 Roo.apply(Roo.dialog.UploadCropbox, {
1651 'Orientation': 0x0112
1657 3: 180, //'bottom-right',
1658 // 4: 'bottom-left',
1660 6: 90, //'right-top',
1661 // 7: 'right-bottom',
1662 8: 270 //'left-bottom'
1666 // byte, 8-bit unsigned int:
1668 getValue: function (dataView, dataOffset) {
1669 return dataView.getUint8(dataOffset);
1673 // ascii, 8-bit byte:
1675 getValue: function (dataView, dataOffset) {
1676 return String.fromCharCode(dataView.getUint8(dataOffset));
1681 // short, 16 bit int:
1683 getValue: function (dataView, dataOffset, littleEndian) {
1684 return dataView.getUint16(dataOffset, littleEndian);
1688 // long, 32 bit int:
1690 getValue: function (dataView, dataOffset, littleEndian) {
1691 return dataView.getUint32(dataOffset, littleEndian);
1695 // rational = two long values, first is numerator, second is denominator:
1697 getValue: function (dataView, dataOffset, littleEndian) {
1698 return dataView.getUint32(dataOffset, littleEndian) /
1699 dataView.getUint32(dataOffset + 4, littleEndian);
1703 // slong, 32 bit signed int:
1705 getValue: function (dataView, dataOffset, littleEndian) {
1706 return dataView.getInt32(dataOffset, littleEndian);
1710 // srational, two slongs, first is numerator, second is denominator:
1712 getValue: function (dataView, dataOffset, littleEndian) {
1713 return dataView.getInt32(dataOffset, littleEndian) /
1714 dataView.getInt32(dataOffset + 4, littleEndian);
1724 cls : 'btn-group roo-upload-cropbox-rotate-left',
1725 action : 'rotate-left',
1729 cls : 'btn btn-default',
1730 html : '<i class="fa fa-undo"></i>'
1736 cls : 'btn-group roo-upload-cropbox-picture',
1741 cls : 'btn btn-default',
1742 html : '<i class="fa fa-picture-o"></i>'
1748 cls : 'btn-group roo-upload-cropbox-rotate-right',
1749 action : 'rotate-right',
1753 cls : 'btn btn-default',
1754 html : '<i class="fa fa-repeat"></i>'
1762 cls : 'btn-group roo-upload-cropbox-rotate-left',
1763 action : 'rotate-left',
1767 cls : 'btn btn-default',
1768 html : '<i class="fa fa-undo"></i>'
1774 cls : 'btn-group roo-upload-cropbox-download',
1775 action : 'download',
1779 cls : 'btn btn-default',
1780 html : '<i class="fa fa-download"></i>'
1786 cls : 'btn-group roo-upload-cropbox-crop',
1791 cls : 'btn btn-default',
1792 html : '<i class="fa fa-crop"></i>'
1798 cls : 'btn-group roo-upload-cropbox-trash',
1803 cls : 'btn btn-default',
1804 html : '<i class="fa fa-trash"></i>'
1810 cls : 'btn-group roo-upload-cropbox-rotate-right',
1811 action : 'rotate-right',
1815 cls : 'btn btn-default',
1816 html : '<i class="fa fa-repeat"></i>'
1824 cls : 'btn-group roo-upload-cropbox-rotate-left',
1825 action : 'rotate-left',
1829 cls : 'btn btn-default',
1830 html : '<i class="fa fa-undo"></i>'
1836 cls : 'btn-group roo-upload-cropbox-rotate-right',
1837 action : 'rotate-right',
1841 cls : 'btn btn-default',
1842 html : '<i class="fa fa-repeat"></i>'