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 {Number} outputMaxWidth default 1200
16 * @cfg {Array} buttons default ['rotateLeft', 'pictureBtn', 'rotateRight']
17 * @cfg {Boolean} isDocument (true|false) default false
18 * @cfg {String} url action url
19 * @cfg {String} paramName default 'imageUpload'
20 * @cfg {String} method default POST
21 * @cfg {Boolean} loadMask (true|false) default true
22 * @cfg {Boolean} loadingText default 'Loading...'
25 * Create a new UploadCropbox
26 * @param {Object} config The config object
29 Roo.dialog.UploadCropbox = function(config){
30 Roo.dialog.UploadCropbox.superclass.constructor.call(this, config);
34 * @event beforeselectfile
35 * Fire before select file
36 * @param {Roo.dialog.UploadCropbox} this
38 "beforeselectfile" : true,
41 * Fire after initEvent
42 * @param {Roo.dialog.UploadCropbox} this
47 * Fire after initEvent
48 * @param {Roo.dialog.UploadCropbox} this
49 * @param {String} data
54 * Fire when preparing the file data
55 * @param {Roo.dialog.UploadCropbox} this
56 * @param {Object} file
61 * Fire when get exception
62 * @param {Roo.dialog.UploadCropbox} this
63 * @param {XMLHttpRequest} xhr
67 * @event beforeloadcanvas
68 * Fire before load the canvas
69 * @param {Roo.dialog.UploadCropbox} this
72 "beforeloadcanvas" : true,
75 * Fire when trash image
76 * @param {Roo.dialog.UploadCropbox} this
81 * Fire when download the image
82 * @param {Roo.dialog.UploadCropbox} this
86 * @event footerbuttonclick
87 * Fire when footerbuttonclick
88 * @param {Roo.dialog.UploadCropbox} this
89 * @param {String} type
91 "footerbuttonclick" : true,
95 * @param {Roo.dialog.UploadCropbox} this
100 * Fire when rotate the image
101 * @param {Roo.dialog.UploadCropbox} this
102 * @param {String} pos
107 * Fire when inspect the file
108 * @param {Roo.dialog.UploadCropbox} this
109 * @param {Object} file
113 * @event beforeupload
114 * Fire before xhr upload the file
115 * @param {Roo.dialog.UploadCropbox} this
116 * @param {Object} data
118 "beforeupload" : true,
121 * Fire when xhr upload the file
122 * @param {Roo.dialog.UploadCropbox} this
123 * @param {Object} data
128 * Fire when arrange the file data
129 * @param {Roo.dialog.UploadCropbox} this
130 * @param {Object} formData
135 * Fire after load the canvas
136 * @param {Roo.dialog.UploadCropbox}
137 * @param {Object} imgEl
142 this.buttons = this.buttons || Roo.dialog.UploadCropbox.footer.STANDARD;
145 Roo.extend(Roo.dialog.UploadCropbox, Roo.Component, {
147 emptyText : 'Click to upload image',
148 rotateNotify : 'Image is too small to rotate',
160 outputMaxWidth : 1200,
164 cropType : 'image/jpeg',
166 canvasLoaded : false,
169 paramName : 'imageUpload',
171 loadingText : 'Loading...',
174 getAutoCreate : function()
178 cls : 'roo-upload-cropbox',
182 cls : 'roo-upload-cropbox-selector',
187 cls : 'roo-upload-cropbox-body',
188 style : 'cursor:pointer',
192 cls : 'roo-upload-cropbox-preview'
196 cls : 'roo-upload-cropbox-thumb'
200 cls : 'roo-upload-cropbox-empty-notify',
201 html : this.emptyText
205 cls : 'roo-upload-cropbox-error-notify alert alert-danger',
206 html : this.rotateNotify
212 cls : 'roo-upload-cropbox-footer',
215 cls : 'btn-group btn-group-justified roo-upload-cropbox-btn-group',
225 onRender : function(ct, position)
227 Roo.dialog.UploadCropbox.superclass.onRender.call(this, ct, position);
230 if (this.el.attr('xtype')) {
231 this.el.attr('xtypex', this.el.attr('xtype'));
232 this.el.dom.removeAttribute('xtype');
238 var cfg = Roo.apply({}, this.getAutoCreate());
240 cfg.id = this.id || Roo.id();
243 cfg.cls = (typeof(cfg.cls) == 'undefined' ? this.cls : cfg.cls) + ' ' + this.cls;
246 if (this.style) { // fixme needs to support more complex style data.
247 cfg.style = (typeof(cfg.style) == 'undefined' ? this.style : cfg.style) + '; ' + this.style;
250 this.el = ct.createChild(cfg, position);
255 if (this.buttons.length) {
257 Roo.each(this.buttons, function(bb) {
259 var btn = this.el.select('.roo-upload-cropbox-footer div.roo-upload-cropbox-btn-group').first().createChild(bb);
261 btn.on('click', this.onFooterButtonClick.createDelegate(this, [bb.action], true));
267 this.maskEl = this.el;
271 initEvents : function()
273 this.urlAPI = (window.createObjectURL && window) ||
274 (window.URL && URL.revokeObjectURL && URL) ||
275 (window.webkitURL && webkitURL);
277 this.bodyEl = this.el.select('.roo-upload-cropbox-body', true).first();
278 this.bodyEl.setVisibilityMode(Roo.Element.DISPLAY).originalDisplay = 'block';
280 this.selectorEl = this.el.select('.roo-upload-cropbox-selector', true).first();
281 this.selectorEl.hide();
283 this.previewEl = this.el.select('.roo-upload-cropbox-preview', true).first();
284 this.previewEl.setVisibilityMode(Roo.Element.DISPLAY).originalDisplay = 'block';
286 this.thumbEl = this.el.select('.roo-upload-cropbox-thumb', true).first();
287 this.thumbEl.setVisibilityMode(Roo.Element.DISPLAY).originalDisplay = 'block';
290 this.notifyEl = this.el.select('.roo-upload-cropbox-empty-notify', true).first();
291 this.notifyEl.setVisibilityMode(Roo.Element.DISPLAY).originalDisplay = 'block';
293 this.errorEl = this.el.select('.roo-upload-cropbox-error-notify', true).first();
294 this.errorEl.setVisibilityMode(Roo.Element.DISPLAY).originalDisplay = 'block';
297 this.footerEl = this.el.select('.roo-upload-cropbox-footer', true).first();
298 this.footerEl.setVisibilityMode(Roo.Element.DISPLAY).originalDisplay = 'block';
299 this.footerEl.hide();
301 this.setThumbBoxSize();
307 this.fireEvent('initial', this);
314 window.addEventListener("resize", function() { _this.resize(); } );
316 this.bodyEl.on('click', this.beforeSelectFile, this);
319 this.bodyEl.on('touchstart', this.onTouchStart, this);
320 this.bodyEl.on('touchmove', this.onTouchMove, this);
321 this.bodyEl.on('touchend', this.onTouchEnd, this);
325 this.bodyEl.on('mousedown', this.onMouseDown, this);
326 this.bodyEl.on('mousemove', this.onMouseMove, this);
327 var mousewheel = (/Firefox/i.test(navigator.userAgent))? 'DOMMouseScroll' : 'mousewheel';
328 this.bodyEl.on(mousewheel, this.onMouseWheel, this);
329 Roo.get(document).on('mouseup', this.onMouseUp, this);
332 this.selectorEl.on('change', this.onFileSelected, this);
341 this.dragable = false;
342 this.pinching = false;
345 this.cropData = false;
346 this.notifyEl.dom.innerHTML = this.emptyText;
348 // this.selectorEl.dom.value = '';
354 if(this.fireEvent('resize', this) != false){
355 this.setThumbBoxPosition();
356 this.setCanvasPosition();
360 onFooterButtonClick : function(e, el, o, type)
364 this.onRotateLeft(e);
366 case 'rotate-right' :
367 this.onRotateRight(e);
370 this.beforeSelectFile(e);
385 this.fireEvent('footerbuttonclick', this, type);
388 beforeSelectFile : function(e)
392 if(this.fireEvent('beforeselectfile', this) != false){
393 this.selectorEl.dom.click();
397 onFileSelected : function(e)
401 if(typeof(this.selectorEl.dom.files) == 'undefined' || !this.selectorEl.dom.files.length){
405 var file = this.selectorEl.dom.files[0];
407 if(this.fireEvent('inspect', this, file) != false){
415 this.fireEvent('trash', this);
418 download : function(e)
420 this.fireEvent('download', this);
423 loadCanvas : function(src)
425 if(this.fireEvent('beforeloadcanvas', this, src) != false){
429 this.imageEl = document.createElement('img');
433 this.imageEl.addEventListener("load", function(){ _this.onLoadCanvas(); });
435 this.imageEl.src = src;
439 onLoadCanvas : function()
441 this.imageEl.OriginWidth = this.imageEl.naturalWidth || this.imageEl.width;
442 this.imageEl.OriginHeight = this.imageEl.naturalHeight || this.imageEl.height;
444 if(this.fireEvent('loadcanvas', this, this.imageEl) != false){
446 this.bodyEl.un('click', this.beforeSelectFile, this);
448 this.notifyEl.hide();
450 this.footerEl.show();
452 this.baseRotateLevel();
455 this.setThumbBoxSize();
458 this.setThumbBoxPosition();
460 this.baseScaleLevel();
466 this.canvasLoaded = true;
471 this.maskEl.unmask();
476 setCanvasPosition : function()
482 var pw = Math.ceil((this.bodyEl.getWidth() - this.canvasEl.width) / 2);
483 var ph = Math.ceil((this.bodyEl.getHeight() - this.canvasEl.height) / 2);
485 this.previewEl.setLeft(pw);
486 this.previewEl.setTop(ph);
490 onMouseDown : function(e)
494 this.dragable = true;
495 this.pinching = false;
497 if(this.isDocument && (this.canvasEl.width < this.thumbEl.getWidth() || this.canvasEl.height < this.thumbEl.getHeight())){
498 this.dragable = false;
502 this.mouseX = Roo.isTouch ? e.browserEvent.touches[0].pageX : e.getPageX();
503 this.mouseY = Roo.isTouch ? e.browserEvent.touches[0].pageY : e.getPageY();
507 onMouseMove : function(e)
511 if(!this.canvasLoaded){
519 var minX = Math.ceil(this.thumbEl.getLeft(true));
520 var minY = Math.ceil(this.thumbEl.getTop(true));
522 var maxX = Math.ceil(minX + this.thumbEl.getWidth() - this.canvasEl.width);
523 var maxY = Math.ceil(minY + this.thumbEl.getHeight() - this.canvasEl.height);
537 var x = Roo.isTouch ? e.browserEvent.touches[0].pageX : e.getPageX();
538 var y = Roo.isTouch ? e.browserEvent.touches[0].pageY : e.getPageY();
543 var bgX = Math.ceil(x + this.previewEl.getLeft(true));
544 var bgY = Math.ceil(y + this.previewEl.getTop(true));
546 bgX = (bgX < minX) ? minX : ((bgX > maxX) ? maxX : bgX);
547 bgY = (bgY < minY) ? minY : ((bgY > maxY) ? maxY : bgY);
549 this.previewEl.setLeft(bgX);
550 this.previewEl.setTop(bgY);
552 this.mouseX = Roo.isTouch ? e.browserEvent.touches[0].pageX : e.getPageX();
553 this.mouseY = Roo.isTouch ? e.browserEvent.touches[0].pageY : e.getPageY();
556 onMouseUp : function(e)
560 this.dragable = false;
563 onMouseWheel : function(e)
567 this.startScale = this.scale;
568 this.scale = (e.getWheelDelta() == 1) ? (this.scale + 1) : (this.scale - 1);
570 if(!this.zoomable()){
571 this.scale = this.startScale;
581 zoomable : function()
583 var minScale = this.thumbEl.getWidth() / this.minWidth;
585 if(this.minWidth < this.minHeight){
586 minScale = this.thumbEl.getHeight() / this.minHeight;
589 var width = Math.ceil(this.imageEl.OriginWidth * this.getScaleLevel() / minScale);
590 var height = Math.ceil(this.imageEl.OriginHeight * this.getScaleLevel() / minScale);
593 var maxWidth = this.imageEl.OriginWidth;
594 var maxHeight = this.imageEl.OriginHeight;
598 (this.rotate == 0 || this.rotate == 180) &&
600 width > this.imageEl.OriginWidth ||
601 height > this.imageEl.OriginHeight ||
602 (width < this.minWidth && height < this.minHeight)
610 (this.rotate == 90 || this.rotate == 270) &&
612 width > this.imageEl.OriginWidth ||
613 height > this.imageEl.OriginHeight ||
614 (width < this.minHeight && height < this.minWidth)
622 (this.rotate == 0 || this.rotate == 180) &&
624 (this.imageEl.OriginWidth >= this.minWidth) && width < this.minWidth ||
625 (this.imageEl.OriginHeight >= this.minHeight) && height < this.minHeight ||
635 (this.rotate == 90 || this.rotate == 270) &&
637 width < this.minHeight ||
638 width > this.imageEl.OriginWidth ||
639 height < this.minWidth ||
640 height > this.imageEl.OriginHeight
650 onRotateLeft : function(e)
652 if(!this.isDocument && (this.canvasEl.height < this.thumbEl.getWidth() || this.canvasEl.width < this.thumbEl.getHeight())){
654 var minScale = this.thumbEl.getWidth() / this.minWidth;
656 var bw = Math.ceil(this.canvasEl.width / this.getScaleLevel());
657 var bh = Math.ceil(this.canvasEl.height / this.getScaleLevel());
659 this.startScale = this.scale;
661 while (this.getScaleLevel() < minScale){
663 this.scale = this.scale + 1;
665 if(!this.zoomable()){
670 Math.ceil(bw * this.getScaleLevel()) < this.thumbEl.getHeight() ||
671 Math.ceil(bh * this.getScaleLevel()) < this.thumbEl.getWidth()
676 this.rotate = (this.rotate < 90) ? 270 : this.rotate - 90;
683 this.scale = this.startScale;
690 this.rotate = (this.rotate < 90) ? 270 : this.rotate - 90;
693 this.setThumbBoxSize();
694 this.setThumbBoxPosition();
695 this.setCanvasPosition();
700 this.fireEvent('rotate', this, 'left');
704 onRotateRight : function(e)
706 if(!this.isDocument && (this.canvasEl.height < this.thumbEl.getWidth() || this.canvasEl.width < this.thumbEl.getHeight())){
708 var minScale = this.thumbEl.getWidth() / this.minWidth;
710 var bw = Math.ceil(this.canvasEl.width / this.getScaleLevel());
711 var bh = Math.ceil(this.canvasEl.height / this.getScaleLevel());
713 this.startScale = this.scale;
715 while (this.getScaleLevel() < minScale){
717 this.scale = this.scale + 1;
719 if(!this.zoomable()){
724 Math.ceil(bw * this.getScaleLevel()) < this.thumbEl.getHeight() ||
725 Math.ceil(bh * this.getScaleLevel()) < this.thumbEl.getWidth()
730 this.rotate = (this.rotate > 180) ? 0 : this.rotate + 90;
737 this.scale = this.startScale;
744 this.rotate = (this.rotate > 180) ? 0 : this.rotate + 90;
747 this.setThumbBoxSize();
748 this.setThumbBoxPosition();
749 this.setCanvasPosition();
754 this.fireEvent('rotate', this, 'right');
757 onRotateFail : function()
759 this.errorEl.show(true);
763 (function() { _this.errorEl.hide(true); }).defer(this.errorTimeout);
768 this.previewEl.dom.innerHTML = '';
770 var canvasEl = document.createElement("canvas");
772 var contextEl = canvasEl.getContext("2d");
774 canvasEl.width = this.imageEl.OriginWidth * this.getScaleLevel();
775 canvasEl.height = this.imageEl.OriginWidth * this.getScaleLevel();
776 var center = this.imageEl.OriginWidth / 2;
778 if(this.imageEl.OriginWidth < this.imageEl.OriginHeight){
779 canvasEl.width = this.imageEl.OriginHeight * this.getScaleLevel();
780 canvasEl.height = this.imageEl.OriginHeight * this.getScaleLevel();
781 center = this.imageEl.OriginHeight / 2;
784 contextEl.scale(this.getScaleLevel(), this.getScaleLevel());
786 contextEl.translate(center, center);
787 contextEl.rotate(this.rotate * Math.PI / 180);
789 contextEl.drawImage(this.imageEl, 0, 0, this.imageEl.OriginWidth, this.imageEl.OriginHeight, center * -1, center * -1, this.imageEl.OriginWidth, this.imageEl.OriginHeight);
791 this.canvasEl = document.createElement("canvas");
793 this.contextEl = this.canvasEl.getContext("2d");
795 switch (this.rotate) {
798 this.canvasEl.width = this.imageEl.OriginWidth * this.getScaleLevel();
799 this.canvasEl.height = this.imageEl.OriginHeight * this.getScaleLevel();
801 this.contextEl.drawImage(canvasEl, 0, 0, this.canvasEl.width, this.canvasEl.height, 0, 0, this.canvasEl.width, this.canvasEl.height);
806 this.canvasEl.width = this.imageEl.OriginHeight * this.getScaleLevel();
807 this.canvasEl.height = this.imageEl.OriginWidth * this.getScaleLevel();
809 if(this.imageEl.OriginWidth > this.imageEl.OriginHeight){
810 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);
814 this.contextEl.drawImage(canvasEl, 0, 0, this.canvasEl.width, this.canvasEl.height, 0, 0, this.canvasEl.width, this.canvasEl.height);
819 this.canvasEl.width = this.imageEl.OriginWidth * this.getScaleLevel();
820 this.canvasEl.height = this.imageEl.OriginHeight * this.getScaleLevel();
822 if(this.imageEl.OriginWidth > this.imageEl.OriginHeight){
823 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);
827 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);
832 this.canvasEl.width = this.imageEl.OriginHeight * this.getScaleLevel();
833 this.canvasEl.height = this.imageEl.OriginWidth * this.getScaleLevel();
835 if(this.imageEl.OriginWidth > this.imageEl.OriginHeight){
836 this.contextEl.drawImage(canvasEl, 0, 0, this.canvasEl.width, this.canvasEl.height, 0, 0, this.canvasEl.width, this.canvasEl.height);
840 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);
847 this.previewEl.appendChild(this.canvasEl);
849 this.setCanvasPosition();
854 if(!this.canvasLoaded){
858 var imageCanvas = document.createElement("canvas");
860 var imageContext = imageCanvas.getContext("2d");
862 imageCanvas.width = (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? this.imageEl.OriginWidth : this.imageEl.OriginHeight;
863 imageCanvas.height = (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? this.imageEl.OriginWidth : this.imageEl.OriginHeight;
865 var center = imageCanvas.width / 2;
867 imageContext.translate(center, center);
869 imageContext.rotate(this.rotate * Math.PI / 180);
871 imageContext.drawImage(this.imageEl, 0, 0, this.imageEl.OriginWidth, this.imageEl.OriginHeight, center * -1, center * -1, this.imageEl.OriginWidth, this.imageEl.OriginHeight);
873 var canvas = document.createElement("canvas");
875 var context = canvas.getContext("2d");
877 canvas.width = this.thumbEl.getWidth() / this.getScaleLevel();
879 canvas.height = this.thumbEl.getHeight() / this.getScaleLevel();
881 switch (this.rotate) {
884 var width = (this.thumbEl.getWidth() / this.getScaleLevel() > this.imageEl.OriginWidth) ? this.imageEl.OriginWidth : (this.thumbEl.getWidth() / this.getScaleLevel());
885 var height = (this.thumbEl.getHeight() / this.getScaleLevel() > this.imageEl.OriginHeight) ? this.imageEl.OriginHeight : (this.thumbEl.getHeight() / this.getScaleLevel());
887 var x = (this.thumbEl.getLeft(true) > this.previewEl.getLeft(true)) ? 0 : ((this.previewEl.getLeft(true) - this.thumbEl.getLeft(true)) / this.getScaleLevel());
888 var y = (this.thumbEl.getTop(true) > this.previewEl.getTop(true)) ? 0 : ((this.previewEl.getTop(true) - this.thumbEl.getTop(true)) / this.getScaleLevel());
890 var sx = this.thumbEl.getLeft(true) - this.previewEl.getLeft(true);
891 var sy = this.thumbEl.getTop(true) - this.previewEl.getTop(true);
893 sx = sx < 0 ? 0 : (sx / this.getScaleLevel());
894 sy = sy < 0 ? 0 : (sy / this.getScaleLevel());
896 if(canvas.width > this.outputMaxWidth) {
897 var scale = this.outputMaxWidth / canvas.width;
898 canvas.width = canvas.width * scale;
899 canvas.height = canvas.height * scale;
900 context.scale(scale, scale);
903 context.drawImage(imageCanvas, sx, sy, width, height, x, y, width, height);
908 var width = (this.thumbEl.getWidth() / this.getScaleLevel() > this.imageEl.OriginHeight) ? this.imageEl.OriginHeight : (this.thumbEl.getWidth() / this.getScaleLevel());
909 var height = (this.thumbEl.getHeight() / this.getScaleLevel() > this.imageEl.OriginWidth) ? this.imageEl.OriginWidth : (this.thumbEl.getHeight() / this.getScaleLevel());
911 var x = (this.thumbEl.getLeft(true) > this.previewEl.getLeft(true)) ? 0 : ((this.previewEl.getLeft(true) - this.thumbEl.getLeft(true)) / this.getScaleLevel());
912 var y = (this.thumbEl.getTop(true) > this.previewEl.getTop(true)) ? 0 : ((this.previewEl.getTop(true) - this.thumbEl.getTop(true)) / this.getScaleLevel());
914 var targetWidth = this.minWidth - 2 * x;
915 var targetHeight = this.minHeight - 2 * y;
919 if((x == 0 && y == 0) || (x == 0 && y > 0)){
920 scale = targetWidth / width;
924 scale = targetHeight / height;
928 scale = targetWidth / width;
931 scale = targetHeight / height;
935 context.scale(scale, scale);
937 var sx = Math.min(this.canvasEl.width - this.thumbEl.getWidth(), this.thumbEl.getLeft(true) - this.previewEl.getLeft(true));
938 var sy = Math.min(this.canvasEl.height - this.thumbEl.getHeight(), this.thumbEl.getTop(true) - this.previewEl.getTop(true));
940 sx = sx < 0 ? 0 : (sx / this.getScaleLevel());
941 sy = sy < 0 ? 0 : (sy / this.getScaleLevel());
943 sx += (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? Math.abs(this.imageEl.OriginWidth - this.imageEl.OriginHeight) : 0;
945 context.drawImage(imageCanvas, sx, sy, width, height, x, y, width, height);
950 var width = (this.thumbEl.getWidth() / this.getScaleLevel() > this.imageEl.OriginWidth) ? this.imageEl.OriginWidth : (this.thumbEl.getWidth() / this.getScaleLevel());
951 var height = (this.thumbEl.getHeight() / this.getScaleLevel() > this.imageEl.OriginHeight) ? this.imageEl.OriginHeight : (this.thumbEl.getHeight() / this.getScaleLevel());
953 var x = (this.thumbEl.getLeft(true) > this.previewEl.getLeft(true)) ? 0 : ((this.previewEl.getLeft(true) - this.thumbEl.getLeft(true)) / this.getScaleLevel());
954 var y = (this.thumbEl.getTop(true) > this.previewEl.getTop(true)) ? 0 : ((this.previewEl.getTop(true) - this.thumbEl.getTop(true)) / this.getScaleLevel());
956 var targetWidth = this.minWidth - 2 * x;
957 var targetHeight = this.minHeight - 2 * y;
961 if((x == 0 && y == 0) || (x == 0 && y > 0)){
962 scale = targetWidth / width;
966 scale = targetHeight / height;
970 scale = targetWidth / width;
973 scale = targetHeight / height;
977 context.scale(scale, scale);
979 var sx = Math.min(this.canvasEl.width - this.thumbEl.getWidth(), this.thumbEl.getLeft(true) - this.previewEl.getLeft(true));
980 var sy = Math.min(this.canvasEl.height - this.thumbEl.getHeight(), this.thumbEl.getTop(true) - this.previewEl.getTop(true));
982 sx = sx < 0 ? 0 : (sx / this.getScaleLevel());
983 sy = sy < 0 ? 0 : (sy / this.getScaleLevel());
985 sx += (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? 0 : Math.abs(this.imageEl.OriginWidth - this.imageEl.OriginHeight);
986 sy += (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? Math.abs(this.imageEl.OriginWidth - this.imageEl.OriginHeight) : 0;
988 context.drawImage(imageCanvas, sx, sy, width, height, x, y, width, height);
993 var width = (this.thumbEl.getWidth() / this.getScaleLevel() > this.imageEl.OriginHeight) ? this.imageEl.OriginHeight : (this.thumbEl.getWidth() / this.getScaleLevel());
994 var height = (this.thumbEl.getHeight() / this.getScaleLevel() > this.imageEl.OriginWidth) ? this.imageEl.OriginWidth : (this.thumbEl.getHeight() / this.getScaleLevel());
996 var x = (this.thumbEl.getLeft(true) > this.previewEl.getLeft(true)) ? 0 : ((this.previewEl.getLeft(true) - this.thumbEl.getLeft(true)) / this.getScaleLevel());
997 var y = (this.thumbEl.getTop(true) > this.previewEl.getTop(true)) ? 0 : ((this.previewEl.getTop(true) - this.thumbEl.getTop(true)) / this.getScaleLevel());
999 var targetWidth = this.minWidth - 2 * x;
1000 var targetHeight = this.minHeight - 2 * y;
1004 if((x == 0 && y == 0) || (x == 0 && y > 0)){
1005 scale = targetWidth / width;
1008 if(x > 0 && y == 0){
1009 scale = targetHeight / height;
1013 scale = targetWidth / width;
1016 scale = targetHeight / height;
1020 context.scale(scale, scale);
1021 var sx = Math.min(this.canvasEl.width - this.thumbEl.getWidth(), this.thumbEl.getLeft(true) - this.previewEl.getLeft(true));
1022 var sy = Math.min(this.canvasEl.height - this.thumbEl.getHeight(), this.thumbEl.getTop(true) - this.previewEl.getTop(true));
1024 sx = sx < 0 ? 0 : (sx / this.getScaleLevel());
1025 sy = sy < 0 ? 0 : (sy / this.getScaleLevel());
1027 sy += (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? 0 : Math.abs(this.imageEl.OriginWidth - this.imageEl.OriginHeight);
1029 context.drawImage(imageCanvas, sx, sy, width, height, x, y, width, height);
1036 this.cropData = canvas.toDataURL(this.cropType);
1038 if(this.fireEvent('crop', this, this.cropData) !== false){
1039 this.process(this.file, this.cropData);
1046 setThumbBoxSize : function()
1050 if(this.isDocument && typeof(this.imageEl) != 'undefined'){
1051 width = (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? Math.max(this.minWidth, this.minHeight) : Math.min(this.minWidth, this.minHeight);
1052 height = (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? Math.min(this.minWidth, this.minHeight) : Math.max(this.minWidth, this.minHeight);
1054 this.minWidth = width;
1055 this.minHeight = height;
1057 if(this.rotate == 90 || this.rotate == 270){
1058 this.minWidth = height;
1059 this.minHeight = width;
1064 width = Math.ceil(this.minWidth * height / this.minHeight);
1066 if(this.minWidth > this.minHeight){
1068 height = Math.ceil(this.minHeight * width / this.minWidth);
1071 this.thumbEl.setStyle({
1072 width : width + 'px',
1073 height : height + 'px'
1080 setThumbBoxPosition : function()
1082 var x = Math.ceil((this.bodyEl.getWidth() - this.thumbEl.getWidth()) / 2 );
1083 var y = Math.ceil((this.bodyEl.getHeight() - this.thumbEl.getHeight()) / 2);
1085 this.thumbEl.setLeft(x);
1086 this.thumbEl.setTop(y);
1090 baseRotateLevel : function()
1092 this.baseRotate = 1;
1095 typeof(this.exif) != 'undefined' &&
1096 typeof(this.exif[Roo.dialog.UploadCropbox['tags']['Orientation']]) != 'undefined' &&
1097 [1, 3, 6, 8].indexOf(this.exif[Roo.dialog.UploadCropbox['tags']['Orientation']]) != -1
1099 this.baseRotate = this.exif[Roo.dialog.UploadCropbox['tags']['Orientation']];
1102 this.rotate = Roo.dialog.UploadCropbox['Orientation'][this.baseRotate];
1106 baseScaleLevel : function()
1110 if(this.isDocument){
1112 if(this.baseRotate == 6 || this.baseRotate == 8){
1114 height = this.thumbEl.getHeight();
1115 this.baseScale = height / this.imageEl.OriginWidth;
1117 if(this.imageEl.OriginHeight * this.baseScale > this.thumbEl.getWidth()){
1118 width = this.thumbEl.getWidth();
1119 this.baseScale = width / this.imageEl.OriginHeight;
1125 height = this.thumbEl.getHeight();
1126 this.baseScale = height / this.imageEl.OriginHeight;
1128 if(this.imageEl.OriginWidth * this.baseScale > this.thumbEl.getWidth()){
1129 width = this.thumbEl.getWidth();
1130 this.baseScale = width / this.imageEl.OriginWidth;
1136 if(this.baseRotate == 6 || this.baseRotate == 8){
1138 width = this.thumbEl.getHeight();
1139 this.baseScale = width / this.imageEl.OriginHeight;
1141 if(this.imageEl.OriginHeight * this.baseScale < this.thumbEl.getWidth()){
1142 height = this.thumbEl.getWidth();
1143 this.baseScale = height / this.imageEl.OriginHeight;
1146 if(this.imageEl.OriginWidth > this.imageEl.OriginHeight){
1147 height = this.thumbEl.getWidth();
1148 this.baseScale = height / this.imageEl.OriginHeight;
1150 if(this.imageEl.OriginWidth * this.baseScale < this.thumbEl.getHeight()){
1151 width = this.thumbEl.getHeight();
1152 this.baseScale = width / this.imageEl.OriginWidth;
1159 width = this.thumbEl.getWidth();
1160 this.baseScale = width / this.imageEl.OriginWidth;
1162 if(this.imageEl.OriginHeight * this.baseScale < this.thumbEl.getHeight()){
1163 height = this.thumbEl.getHeight();
1164 this.baseScale = height / this.imageEl.OriginHeight;
1167 if(this.imageEl.OriginWidth > this.imageEl.OriginHeight){
1169 height = this.thumbEl.getHeight();
1170 this.baseScale = height / this.imageEl.OriginHeight;
1172 if(this.imageEl.OriginWidth * this.baseScale < this.thumbEl.getWidth()){
1173 width = this.thumbEl.getWidth();
1174 this.baseScale = width / this.imageEl.OriginWidth;
1179 if(this.imageEl.OriginWidth < this.minWidth || this.imageEl.OriginHeight < this.minHeight) {
1180 this.baseScale = width / this.minWidth;
1186 getScaleLevel : function()
1188 return this.baseScale * Math.pow(1.02, this.scale);
1191 onTouchStart : function(e)
1193 if(!this.canvasLoaded){
1194 this.beforeSelectFile(e);
1198 var touches = e.browserEvent.touches;
1204 if(touches.length == 1){
1205 this.onMouseDown(e);
1209 if(touches.length != 2){
1215 for(var i = 0, finger; finger = touches[i]; i++){
1216 coords.push(finger.pageX, finger.pageY);
1219 var x = Math.pow(coords[0] - coords[2], 2);
1220 var y = Math.pow(coords[1] - coords[3], 2);
1222 this.startDistance = Math.sqrt(x + y);
1224 this.startScale = this.scale;
1226 this.pinching = true;
1227 this.dragable = false;
1231 onTouchMove : function(e)
1233 if(!this.pinching && !this.dragable){
1237 var touches = e.browserEvent.touches;
1244 this.onMouseMove(e);
1250 for(var i = 0, finger; finger = touches[i]; i++){
1251 coords.push(finger.pageX, finger.pageY);
1254 var x = Math.pow(coords[0] - coords[2], 2);
1255 var y = Math.pow(coords[1] - coords[3], 2);
1257 this.endDistance = Math.sqrt(x + y);
1259 this.scale = this.startScale + Math.floor(Math.log(this.endDistance / this.startDistance) / Math.log(1.1));
1261 if(!this.zoomable()){
1262 this.scale = this.startScale;
1270 onTouchEnd : function(e)
1272 this.pinching = false;
1273 this.dragable = false;
1277 process : function(file, crop)
1280 this.maskEl.mask(this.loadingText);
1283 this.xhr = new XMLHttpRequest();
1285 file.xhr = this.xhr;
1287 this.xhr.open(this.method, this.url, true);
1290 "Accept": "application/json",
1291 "Cache-Control": "no-cache",
1292 "X-Requested-With": "XMLHttpRequest"
1295 for (var headerName in headers) {
1296 var headerValue = headers[headerName];
1298 this.xhr.setRequestHeader(headerName, headerValue);
1304 this.xhr.onload = function()
1306 _this.xhrOnLoad(_this.xhr);
1309 this.xhr.onerror = function()
1311 _this.xhrOnError(_this.xhr);
1314 var formData = new FormData();
1316 formData.append("onid", "43024");
1317 formData.append("ontable", "pressrelease_boilerplate");
1319 formData.append('returnHTML', 'NO');
1322 formData.append('crop', crop);
1323 var blobBin = atob(crop.split(',')[1]);
1325 for(var i = 0; i < blobBin.length; i++) {
1326 array.push(blobBin.charCodeAt(i));
1328 var croppedFile =new Blob([new Uint8Array(array)], {type: 'image/png'});
1329 formData.append(this.paramName, croppedFile, file.name);
1332 if(typeof(file.filename) != 'undefined'){
1333 formData.append('filename', file.filename);
1336 if(typeof(file.mimetype) != 'undefined'){
1337 formData.append('mimetype', file.mimetype);
1340 if(this.fireEvent('arrange', this, formData) != false){
1341 this.xhr.send(formData);
1345 xhrOnLoad : function(xhr)
1348 this.maskEl.unmask();
1351 if (xhr.readyState !== 4) {
1352 this.fireEvent('exception', this, xhr);
1356 var response = Roo.decode(xhr.responseText);
1358 if(!response.success){
1359 this.fireEvent('exception', this, xhr);
1363 var response = Roo.decode(xhr.responseText);
1365 this.fireEvent('upload', this, response);
1369 xhrOnError : function()
1372 this.maskEl.unmask();
1375 Roo.log('xhr on error');
1377 var response = Roo.decode(xhr.responseText);
1383 prepare : function(file)
1386 this.maskEl.mask(this.loadingText);
1392 if(typeof(file) === 'string'){
1393 this.loadCanvas(file);
1397 if(!file || !this.urlAPI){
1402 this.cropType = file.type;
1406 if(this.fireEvent('prepare', this, this.file) != false){
1408 var reader = new FileReader();
1410 reader.onload = function (e) {
1411 if (e.target.error) {
1412 Roo.log(e.target.error);
1416 var buffer = e.target.result,
1417 dataView = new DataView(buffer),
1419 maxOffset = dataView.byteLength - 4,
1423 if (dataView.getUint16(0) === 0xffd8) {
1424 while (offset < maxOffset) {
1425 markerBytes = dataView.getUint16(offset);
1427 if ((markerBytes >= 0xffe0 && markerBytes <= 0xffef) || markerBytes === 0xfffe) {
1428 markerLength = dataView.getUint16(offset + 2) + 2;
1429 if (offset + markerLength > dataView.byteLength) {
1430 Roo.log('Invalid meta data: Invalid segment size.');
1434 if(markerBytes == 0xffe1){
1435 _this.parseExifData(
1442 offset += markerLength;
1452 var url = _this.urlAPI.createObjectURL(_this.file);
1454 _this.loadCanvas(url);
1459 reader.readAsArrayBuffer(this.file);
1465 parseExifData : function(dataView, offset, length)
1467 var tiffOffset = offset + 10,
1471 if (dataView.getUint32(offset + 4) !== 0x45786966) {
1472 // No Exif data, might be XMP data instead
1476 // Check for the ASCII code for "Exif" (0x45786966):
1477 if (dataView.getUint32(offset + 4) !== 0x45786966) {
1478 // No Exif data, might be XMP data instead
1481 if (tiffOffset + 8 > dataView.byteLength) {
1482 Roo.log('Invalid Exif data: Invalid segment size.');
1485 // Check for the two null bytes:
1486 if (dataView.getUint16(offset + 8) !== 0x0000) {
1487 Roo.log('Invalid Exif data: Missing byte alignment offset.');
1490 // Check the byte alignment:
1491 switch (dataView.getUint16(tiffOffset)) {
1493 littleEndian = true;
1496 littleEndian = false;
1499 Roo.log('Invalid Exif data: Invalid byte alignment marker.');
1502 // Check for the TIFF tag marker (0x002A):
1503 if (dataView.getUint16(tiffOffset + 2, littleEndian) !== 0x002A) {
1504 Roo.log('Invalid Exif data: Missing TIFF marker.');
1507 // Retrieve the directory offset bytes, usually 0x00000008 or 8 decimal:
1508 dirOffset = dataView.getUint32(tiffOffset + 4, littleEndian);
1513 tiffOffset + dirOffset,
1518 parseExifTags : function(dataView, tiffOffset, dirOffset, littleEndian)
1523 if (dirOffset + 6 > dataView.byteLength) {
1524 Roo.log('Invalid Exif data: Invalid directory offset.');
1527 tagsNumber = dataView.getUint16(dirOffset, littleEndian);
1528 dirEndOffset = dirOffset + 2 + 12 * tagsNumber;
1529 if (dirEndOffset + 4 > dataView.byteLength) {
1530 Roo.log('Invalid Exif data: Invalid directory size.');
1533 for (i = 0; i < tagsNumber; i += 1) {
1537 dirOffset + 2 + 12 * i, // tag offset
1541 // Return the offset to the next directory:
1542 return dataView.getUint32(dirEndOffset, littleEndian);
1545 parseExifTag : function (dataView, tiffOffset, offset, littleEndian)
1547 var tag = dataView.getUint16(offset, littleEndian);
1549 this.exif[tag] = this.getExifValue(
1553 dataView.getUint16(offset + 2, littleEndian), // tag type
1554 dataView.getUint32(offset + 4, littleEndian), // tag length
1559 getExifValue : function (dataView, tiffOffset, offset, type, length, littleEndian)
1561 var tagType = Roo.dialog.UploadCropbox.exifTagTypes[type],
1570 Roo.log('Invalid Exif data: Invalid tag type.');
1574 tagSize = tagType.size * length;
1575 // Determine if the value is contained in the dataOffset bytes,
1576 // or if the value at the dataOffset is a pointer to the actual data:
1577 dataOffset = tagSize > 4 ?
1578 tiffOffset + dataView.getUint32(offset + 8, littleEndian) : (offset + 8);
1579 if (dataOffset + tagSize > dataView.byteLength) {
1580 Roo.log('Invalid Exif data: Invalid data offset.');
1584 return tagType.getValue(dataView, dataOffset, littleEndian);
1587 for (i = 0; i < length; i += 1) {
1588 values[i] = tagType.getValue(dataView, dataOffset + i * tagType.size, littleEndian);
1591 if (tagType.ascii) {
1593 // Concatenate the chars:
1594 for (i = 0; i < values.length; i += 1) {
1596 // Ignore the terminating NULL byte(s):
1597 if (c === '\u0000') {
1609 Roo.apply(Roo.dialog.UploadCropbox, {
1611 'Orientation': 0x0112
1617 3: 180, //'bottom-right',
1618 // 4: 'bottom-left',
1620 6: 90, //'right-top',
1621 // 7: 'right-bottom',
1622 8: 270 //'left-bottom'
1626 // byte, 8-bit unsigned int:
1628 getValue: function (dataView, dataOffset) {
1629 return dataView.getUint8(dataOffset);
1633 // ascii, 8-bit byte:
1635 getValue: function (dataView, dataOffset) {
1636 return String.fromCharCode(dataView.getUint8(dataOffset));
1641 // short, 16 bit int:
1643 getValue: function (dataView, dataOffset, littleEndian) {
1644 return dataView.getUint16(dataOffset, littleEndian);
1648 // long, 32 bit int:
1650 getValue: function (dataView, dataOffset, littleEndian) {
1651 return dataView.getUint32(dataOffset, littleEndian);
1655 // rational = two long values, first is numerator, second is denominator:
1657 getValue: function (dataView, dataOffset, littleEndian) {
1658 return dataView.getUint32(dataOffset, littleEndian) /
1659 dataView.getUint32(dataOffset + 4, littleEndian);
1663 // slong, 32 bit signed int:
1665 getValue: function (dataView, dataOffset, littleEndian) {
1666 return dataView.getInt32(dataOffset, littleEndian);
1670 // srational, two slongs, first is numerator, second is denominator:
1672 getValue: function (dataView, dataOffset, littleEndian) {
1673 return dataView.getInt32(dataOffset, littleEndian) /
1674 dataView.getInt32(dataOffset + 4, littleEndian);
1684 cls : 'btn-group roo-upload-cropbox-rotate-left',
1685 action : 'rotate-left',
1689 cls : 'btn btn-default',
1690 html : '<i class="fa fa-undo"></i>'
1696 cls : 'btn-group roo-upload-cropbox-picture',
1701 cls : 'btn btn-default',
1702 html : '<i class="fa fa-picture-o"></i>'
1708 cls : 'btn-group roo-upload-cropbox-rotate-right',
1709 action : 'rotate-right',
1713 cls : 'btn btn-default',
1714 html : '<i class="fa fa-repeat"></i>'
1722 cls : 'btn-group roo-upload-cropbox-rotate-left',
1723 action : 'rotate-left',
1727 cls : 'btn btn-default',
1728 html : '<i class="fa fa-undo"></i>'
1734 cls : 'btn-group roo-upload-cropbox-download',
1735 action : 'download',
1739 cls : 'btn btn-default',
1740 html : '<i class="fa fa-download"></i>'
1746 cls : 'btn-group roo-upload-cropbox-crop',
1751 cls : 'btn btn-default',
1752 html : '<i class="fa fa-crop"></i>'
1758 cls : 'btn-group roo-upload-cropbox-trash',
1763 cls : 'btn btn-default',
1764 html : '<i class="fa fa-trash"></i>'
1770 cls : 'btn-group roo-upload-cropbox-rotate-right',
1771 action : 'rotate-right',
1775 cls : 'btn btn-default',
1776 html : '<i class="fa fa-repeat"></i>'
1784 cls : 'btn-group roo-upload-cropbox-rotate-left',
1785 action : 'rotate-left',
1789 cls : 'btn btn-default',
1790 html : '<i class="fa fa-undo"></i>'
1796 cls : 'btn-group roo-upload-cropbox-rotate-right',
1797 action : 'rotate-right',
1801 cls : 'btn btn-default',
1802 html : '<i class="fa fa-repeat"></i>'