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 {Number} windowSize default 300
17 * @cfg {Array} buttons default ['rotateLeft', 'pictureBtn', 'rotateRight']
18 * @cfg {Boolean} isDocument (true|false) default false
19 * @cfg {String} url action url
20 * @cfg {String} paramName default 'imageUpload'
21 * @cfg {String} method default POST
22 * @cfg {Boolean} loadMask (true|false) default true
23 * @cfg {Boolean} loadingText default 'Loading...'
26 * Create a new UploadCropbox
27 * @param {Object} config The config object
30 Roo.dialog.UploadCropbox = function(config){
31 Roo.dialog.UploadCropbox.superclass.constructor.call(this, config);
35 * @event beforeselectfile
36 * Fire before select file
37 * @param {Roo.dialog.UploadCropbox} this
39 "beforeselectfile" : true,
42 * Fire after initEvent
43 * @param {Roo.dialog.UploadCropbox} this
48 * Fire after initEvent
49 * @param {Roo.dialog.UploadCropbox} this
50 * @param {String} data
55 * Fire when preparing the file data
56 * @param {Roo.dialog.UploadCropbox} this
57 * @param {Object} file
62 * Fire when get exception
63 * @param {Roo.dialog.UploadCropbox} this
64 * @param {XMLHttpRequest} xhr
68 * @event beforeloadcanvas
69 * Fire before load the canvas
70 * @param {Roo.dialog.UploadCropbox} this
73 "beforeloadcanvas" : true,
76 * Fire when trash image
77 * @param {Roo.dialog.UploadCropbox} this
82 * Fire when download the image
83 * @param {Roo.dialog.UploadCropbox} this
87 * @event footerbuttonclick
88 * Fire when footerbuttonclick
89 * @param {Roo.dialog.UploadCropbox} this
90 * @param {String} type
92 "footerbuttonclick" : true,
96 * @param {Roo.dialog.UploadCropbox} this
101 * Fire when rotate the image
102 * @param {Roo.dialog.UploadCropbox} this
103 * @param {String} pos
108 * Fire when inspect the file
109 * @param {Roo.dialog.UploadCropbox} this
110 * @param {Object} file
115 * Fire when xhr upload the file
116 * @param {Roo.dialog.UploadCropbox} this
117 * @param {Object} data
122 * Fire when arrange the file data
123 * @param {Roo.dialog.UploadCropbox} this
124 * @param {Object} formData
129 * Fire after load the canvas
130 * @param {Roo.dialog.UploadCropbox}
131 * @param {Object} imgEl
136 this.buttons = this.buttons || Roo.dialog.UploadCropbox.footer.STANDARD;
139 Roo.extend(Roo.dialog.UploadCropbox, Roo.Component, {
141 emptyText : 'Click to upload image',
142 rotateNotify : 'Image is too small to rotate',
154 outputMaxWidth : 1200,
159 cropType : 'image/jpeg',
161 canvasLoaded : false,
164 paramName : 'imageUpload',
166 loadingText : 'Loading...',
169 getAutoCreate : function()
173 cls : 'roo-upload-cropbox',
177 cls : 'roo-upload-cropbox-selector',
182 cls : 'roo-upload-cropbox-body',
183 style : 'cursor:pointer',
187 cls : 'roo-upload-cropbox-preview'
191 cls : 'roo-upload-cropbox-thumb'
195 cls : 'roo-upload-cropbox-empty-notify',
196 html : this.emptyText
200 cls : 'roo-upload-cropbox-error-notify alert alert-danger',
201 html : this.rotateNotify
207 cls : 'roo-upload-cropbox-footer',
210 cls : 'btn-group btn-group-justified roo-upload-cropbox-btn-group',
220 onRender : function(ct, position)
222 Roo.dialog.UploadCropbox.superclass.onRender.call(this, ct, position);
225 if (this.el.attr('xtype')) {
226 this.el.attr('xtypex', this.el.attr('xtype'));
227 this.el.dom.removeAttribute('xtype');
233 var cfg = Roo.apply({}, this.getAutoCreate());
235 cfg.id = this.id || Roo.id();
238 cfg.cls = (typeof(cfg.cls) == 'undefined' ? this.cls : cfg.cls) + ' ' + this.cls;
241 if (this.style) { // fixme needs to support more complex style data.
242 cfg.style = (typeof(cfg.style) == 'undefined' ? this.style : cfg.style) + '; ' + this.style;
245 this.el = ct.createChild(cfg, position);
250 if (this.buttons.length) {
252 Roo.each(this.buttons, function(bb) {
254 var btn = this.el.select('.roo-upload-cropbox-footer div.roo-upload-cropbox-btn-group').first().createChild(bb);
256 btn.on('click', this.onFooterButtonClick.createDelegate(this, [bb.action], true));
262 this.maskEl = this.el;
266 initEvents : function()
268 this.urlAPI = (window.createObjectURL && window) ||
269 (window.URL && URL.revokeObjectURL && URL) ||
270 (window.webkitURL && webkitURL);
272 this.bodyEl = this.el.select('.roo-upload-cropbox-body', true).first();
273 this.bodyEl.setVisibilityMode(Roo.Element.DISPLAY).originalDisplay = 'block';
275 this.selectorEl = this.el.select('.roo-upload-cropbox-selector', true).first();
276 this.selectorEl.hide();
278 this.previewEl = this.el.select('.roo-upload-cropbox-preview', true).first();
279 this.previewEl.setVisibilityMode(Roo.Element.DISPLAY).originalDisplay = 'block';
281 this.thumbEl = this.el.select('.roo-upload-cropbox-thumb', true).first();
282 this.thumbEl.setVisibilityMode(Roo.Element.DISPLAY).originalDisplay = 'block';
285 this.notifyEl = this.el.select('.roo-upload-cropbox-empty-notify', true).first();
286 this.notifyEl.setVisibilityMode(Roo.Element.DISPLAY).originalDisplay = 'block';
288 this.errorEl = this.el.select('.roo-upload-cropbox-error-notify', true).first();
289 this.errorEl.setVisibilityMode(Roo.Element.DISPLAY).originalDisplay = 'block';
292 this.footerEl = this.el.select('.roo-upload-cropbox-footer', true).first();
293 this.footerEl.setVisibilityMode(Roo.Element.DISPLAY).originalDisplay = 'block';
294 this.footerEl.hide();
296 this.setThumbBoxSize();
302 this.fireEvent('initial', this);
309 window.addEventListener("resize", function() { _this.resize(); } );
311 this.bodyEl.on('click', this.beforeSelectFile, this);
314 this.bodyEl.on('touchstart', this.onTouchStart, this);
315 this.bodyEl.on('touchmove', this.onTouchMove, this);
316 this.bodyEl.on('touchend', this.onTouchEnd, this);
320 this.bodyEl.on('mousedown', this.onMouseDown, this);
321 this.bodyEl.on('mousemove', this.onMouseMove, this);
322 var mousewheel = (/Firefox/i.test(navigator.userAgent))? 'DOMMouseScroll' : 'mousewheel';
323 this.bodyEl.on(mousewheel, this.onMouseWheel, this);
324 Roo.get(document).on('mouseup', this.onMouseUp, this);
327 this.selectorEl.on('change', this.onFileSelected, this);
336 this.dragable = false;
337 this.pinching = false;
340 this.cropData = false;
341 this.notifyEl.dom.innerHTML = this.emptyText;
343 // this.selectorEl.dom.value = '';
349 if(this.fireEvent('resize', this) != false){
350 this.setThumbBoxPosition();
351 this.setCanvasPosition();
355 onFooterButtonClick : function(e, el, o, type)
359 this.onRotateLeft(e);
361 case 'rotate-right' :
362 this.onRotateRight(e);
365 this.beforeSelectFile(e);
383 this.fireEvent('footerbuttonclick', this, type);
386 beforeSelectFile : function(e)
390 if(this.fireEvent('beforeselectfile', this) != false){
391 this.selectorEl.dom.click();
395 onFileSelected : function(e)
399 if(typeof(this.selectorEl.dom.files) == 'undefined' || !this.selectorEl.dom.files.length){
403 var file = this.selectorEl.dom.files[0];
405 if(this.fireEvent('inspect', this, file) != false){
413 this.fireEvent('trash', this);
416 download : function(e)
418 this.fireEvent('download', this);
423 this.setCanvasPosition();
426 loadCanvas : function(src)
428 if(this.fireEvent('beforeloadcanvas', this, src) != false){
432 this.imageEl = document.createElement('img');
436 this.imageEl.addEventListener("load", function(){ _this.onLoadCanvas(); });
438 this.imageEl.src = src;
442 onLoadCanvas : function()
444 this.imageEl.OriginWidth = this.imageEl.naturalWidth || this.imageEl.width;
445 this.imageEl.OriginHeight = this.imageEl.naturalHeight || this.imageEl.height;
447 if(this.fireEvent('loadcanvas', this, this.imageEl) != false){
449 this.bodyEl.un('click', this.beforeSelectFile, this);
451 this.notifyEl.hide();
453 this.footerEl.show();
455 this.baseRotateLevel();
458 this.setThumbBoxSize();
461 this.setThumbBoxPosition();
463 this.baseScaleLevel();
469 this.canvasLoaded = true;
474 this.maskEl.unmask();
479 setCanvasPosition : function(center = true)
485 var newCenterLeft = Math.ceil((this.bodyEl.getWidth() - this.canvasEl.width) / 2);
486 var newCenterTop = Math.ceil((this.bodyEl.getHeight() - this.canvasEl.height) / 2);
489 this.previewEl.setLeft(newCenterLeft);
490 this.previewEl.setTop(newCenterTop);
495 var oldScaleLevel = this.baseScale * Math.pow(1.02, this.startScale);
496 var oldCanvasWidth = Math.floor(this.imageEl.OriginWidth * oldScaleLevel);
497 var oldCanvasHeight = Math.floor(this.imageEl.OriginHeight * oldScaleLevel);
499 var oldCenterLeft = Math.ceil((this.bodyEl.getWidth() - oldCanvasWidth) / 2);
500 var oldCenterTop = Math.ceil((this.bodyEl.getHeight() - oldCanvasHeight) / 2);
502 var leftDiff = newCenterLeft - oldCenterLeft;
503 var topDiff = newCenterTop - oldCenterTop;
505 var newPreviewLeft = this.previewEl.getLeft(true) + leftDiff;
506 var newPreviewTop = this.previewEl.getTop(true) + topDiff;
508 this.previewEl.setLeft(newPreviewLeft);
509 this.previewEl.setTop(newPreviewTop);
513 onMouseDown : function(e)
517 this.dragable = true;
518 this.pinching = false;
520 if(this.isDocument && (this.canvasEl.width < this.thumbEl.getWidth() || this.canvasEl.height < this.thumbEl.getHeight())){
521 this.dragable = false;
525 this.mouseX = Roo.isTouch ? e.browserEvent.touches[0].pageX : e.getPageX();
526 this.mouseY = Roo.isTouch ? e.browserEvent.touches[0].pageY : e.getPageY();
530 onMouseMove : function(e)
534 if(!this.canvasLoaded){
542 var maxPaddingLeft = this.canvasEl.width / 0.9 * 0.05;
543 var maxPaddingTop = maxPaddingLeft * this.minHeight / this.minWidth;
545 if ((this.imageEl.OriginWidth / this.imageEl.OriginHeight <= this.minWidth / this.minHeight)) {
546 maxPaddingLeft = (this.canvasEl.height * this.minWidth / this.minHeight - this.canvasEl.width) / 2 + maxPaddingLeft;
549 if ((this.imageEl.OriginWidth / this.imageEl.OriginHeight >= this.minWidth / this.minHeight)) {
550 maxPaddingTop = (this.canvasEl.width * this.minHeight / this.minWidth - this.canvasEl.height) / 2 + maxPaddingTop;
553 var minX = Math.ceil(this.thumbEl.getLeft(true) + this.thumbEl.getWidth() - this.canvasEl.width - maxPaddingLeft);
554 var minY = Math.ceil(this.thumbEl.getTop(true) + this.thumbEl.getHeight() - this.canvasEl.height - maxPaddingTop);
556 var maxX = Math.ceil(this.thumbEl.getLeft(true) + maxPaddingLeft);
557 var maxY = Math.ceil(this.thumbEl.getTop(true) + maxPaddingTop);
571 var x = Roo.isTouch ? e.browserEvent.touches[0].pageX : e.getPageX();
572 var y = Roo.isTouch ? e.browserEvent.touches[0].pageY : e.getPageY();
577 var bgX = Math.ceil(x + this.previewEl.getLeft(true));
578 var bgY = Math.ceil(y + this.previewEl.getTop(true));
580 bgX = (bgX < minX) ? minX : ((bgX > maxX) ? maxX : bgX);
581 bgY = (bgY < minY) ? minY : ((bgY > maxY) ? maxY : bgY);
583 this.previewEl.setLeft(bgX);
584 this.previewEl.setTop(bgY);
586 this.mouseX = Roo.isTouch ? e.browserEvent.touches[0].pageX : e.getPageX();
587 this.mouseY = Roo.isTouch ? e.browserEvent.touches[0].pageY : e.getPageY();
590 onMouseUp : function(e)
594 this.dragable = false;
597 onMouseWheel : function(e)
601 this.startScale = this.scale;
602 this.scale = (e.getWheelDelta() > 0) ? (this.scale + 1) : (this.scale - 1);
604 if(!this.zoomable()){
605 this.scale = this.startScale;
615 zoomable : function()
617 var minScale = this.thumbEl.getWidth() / this.minWidth;
619 if(this.minWidth < this.minHeight){
620 minScale = this.thumbEl.getHeight() / this.minHeight;
623 var width = Math.ceil(this.imageEl.OriginWidth * this.getScaleLevel() / minScale);
624 var height = Math.ceil(this.imageEl.OriginHeight * this.getScaleLevel() / minScale);
626 var maxWidth = this.imageEl.OriginWidth;
627 var maxHeight = this.imageEl.OriginHeight;
630 var newCanvasWidth = Math.floor(this.imageEl.OriginWidth * this.getScaleLevel());
631 var newCanvasHeight = Math.floor(this.imageEl.OriginHeight * this.getScaleLevel());
633 var oldCenterLeft = Math.ceil((this.bodyEl.getWidth() - this.canvasEl.width) / 2);
634 var oldCenterTop = Math.ceil((this.bodyEl.getHeight() - this.canvasEl.height) / 2);
636 var newCenterLeft = Math.ceil((this.bodyEl.getWidth() - newCanvasWidth) / 2);
637 var newCenterTop = Math.ceil((this.bodyEl.getHeight() - newCanvasHeight) / 2);
639 var leftDiff = newCenterLeft - oldCenterLeft;
640 var topDiff = newCenterTop - oldCenterTop;
642 var newPreviewLeft = this.previewEl.getLeft(true) + leftDiff;
643 var newPreviewTop = this.previewEl.getTop(true) + topDiff;
645 var paddingLeft = newPreviewLeft - this.thumbEl.getLeft(true);
646 var paddingTop = newPreviewTop - this.thumbEl.getTop(true);
648 var paddingRight = this.thumbEl.getLeft(true) + this.thumbEl.getWidth() - newCanvasWidth - newPreviewLeft;
649 var paddingBottom = this.thumbEl.getTop(true) + this.thumbEl.getHeight() - newCanvasHeight - newPreviewTop;
651 var maxPaddingLeft = newCanvasWidth / 0.9 * 0.05;
652 var maxPaddingTop = maxPaddingLeft * this.minHeight / this.minWidth;
654 if ((this.imageEl.OriginWidth / this.imageEl.OriginHeight <= this.minWidth / this.minHeight)) {
655 maxPaddingLeft = (newCanvasHeight * this.minWidth / this.minHeight - newCanvasWidth) / 2 + maxPaddingLeft;
658 if ((this.imageEl.OriginWidth / this.imageEl.OriginHeight >= this.minWidth / this.minHeight)) {
659 maxPaddingTop = (newCanvasWidth * this.minHeight / this.minWidth - newCanvasHeight) / 2 + maxPaddingTop;
664 (this.rotate == 0 || this.rotate == 180) &&
666 width > this.imageEl.OriginWidth ||
667 height > this.imageEl.OriginHeight ||
668 (width < this.minWidth && height < this.minHeight)
676 (this.rotate == 90 || this.rotate == 270) &&
678 width > this.imageEl.OriginWidth ||
679 height > this.imageEl.OriginHeight ||
680 (width < this.minHeight && height < this.minWidth)
688 (this.rotate == 0 || this.rotate == 180) &&
691 paddingLeft > maxPaddingLeft ||
692 paddingRight > maxPaddingLeft ||
693 paddingTop > maxPaddingTop ||
694 paddingBottom > maxPaddingTop ||
705 (this.rotate == 90 || this.rotate == 270) &&
707 width < this.minHeight ||
708 width > this.imageEl.OriginWidth ||
709 height < this.minWidth ||
710 height > this.imageEl.OriginHeight
720 onRotateLeft : function(e)
722 if(!this.isDocument && (this.canvasEl.height < this.thumbEl.getWidth() || this.canvasEl.width < this.thumbEl.getHeight())){
724 var minScale = this.thumbEl.getWidth() / this.minWidth;
726 var bw = Math.ceil(this.canvasEl.width / this.getScaleLevel());
727 var bh = Math.ceil(this.canvasEl.height / this.getScaleLevel());
729 this.startScale = this.scale;
731 while (this.getScaleLevel() < minScale){
733 this.scale = this.scale + 1;
735 if(!this.zoomable()){
740 Math.ceil(bw * this.getScaleLevel()) < this.thumbEl.getHeight() ||
741 Math.ceil(bh * this.getScaleLevel()) < this.thumbEl.getWidth()
746 this.rotate = (this.rotate < 90) ? 270 : this.rotate - 90;
753 this.scale = this.startScale;
760 this.rotate = (this.rotate < 90) ? 270 : this.rotate - 90;
763 this.setThumbBoxSize();
764 this.setThumbBoxPosition();
765 this.setCanvasPosition();
770 this.fireEvent('rotate', this, 'left');
774 onRotateRight : function(e)
776 if(!this.isDocument && (this.canvasEl.height < this.thumbEl.getWidth() || this.canvasEl.width < this.thumbEl.getHeight())){
778 var minScale = this.thumbEl.getWidth() / this.minWidth;
780 var bw = Math.ceil(this.canvasEl.width / this.getScaleLevel());
781 var bh = Math.ceil(this.canvasEl.height / this.getScaleLevel());
783 this.startScale = this.scale;
785 while (this.getScaleLevel() < minScale){
787 this.scale = this.scale + 1;
789 if(!this.zoomable()){
794 Math.ceil(bw * this.getScaleLevel()) < this.thumbEl.getHeight() ||
795 Math.ceil(bh * this.getScaleLevel()) < this.thumbEl.getWidth()
800 this.rotate = (this.rotate > 180) ? 0 : this.rotate + 90;
807 this.scale = this.startScale;
814 this.rotate = (this.rotate > 180) ? 0 : this.rotate + 90;
817 this.setThumbBoxSize();
818 this.setThumbBoxPosition();
819 this.setCanvasPosition();
824 this.fireEvent('rotate', this, 'right');
827 onRotateFail : function()
829 this.errorEl.show(true);
833 (function() { _this.errorEl.hide(true); }).defer(this.errorTimeout);
838 this.previewEl.dom.innerHTML = '';
840 var canvasEl = document.createElement("canvas");
842 var contextEl = canvasEl.getContext("2d");
844 canvasEl.width = this.imageEl.OriginWidth * this.getScaleLevel();
845 canvasEl.height = this.imageEl.OriginWidth * this.getScaleLevel();
846 var center = this.imageEl.OriginWidth / 2;
848 if(this.imageEl.OriginWidth < this.imageEl.OriginHeight){
849 canvasEl.width = this.imageEl.OriginHeight * this.getScaleLevel();
850 canvasEl.height = this.imageEl.OriginHeight * this.getScaleLevel();
851 center = this.imageEl.OriginHeight / 2;
854 contextEl.scale(this.getScaleLevel(), this.getScaleLevel());
856 contextEl.translate(center, center);
857 contextEl.rotate(this.rotate * Math.PI / 180);
859 contextEl.drawImage(this.imageEl, 0, 0, this.imageEl.OriginWidth, this.imageEl.OriginHeight, center * -1, center * -1, this.imageEl.OriginWidth, this.imageEl.OriginHeight);
861 this.canvasEl = document.createElement("canvas");
863 this.contextEl = this.canvasEl.getContext("2d");
865 switch (this.rotate) {
868 this.canvasEl.width = this.imageEl.OriginWidth * this.getScaleLevel();
869 this.canvasEl.height = this.imageEl.OriginHeight * this.getScaleLevel();
871 this.contextEl.drawImage(canvasEl, 0, 0, this.canvasEl.width, this.canvasEl.height, 0, 0, this.canvasEl.width, this.canvasEl.height);
876 this.canvasEl.width = this.imageEl.OriginHeight * this.getScaleLevel();
877 this.canvasEl.height = this.imageEl.OriginWidth * this.getScaleLevel();
879 if(this.imageEl.OriginWidth > this.imageEl.OriginHeight){
880 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);
884 this.contextEl.drawImage(canvasEl, 0, 0, this.canvasEl.width, this.canvasEl.height, 0, 0, this.canvasEl.width, this.canvasEl.height);
889 this.canvasEl.width = this.imageEl.OriginWidth * this.getScaleLevel();
890 this.canvasEl.height = this.imageEl.OriginHeight * this.getScaleLevel();
892 if(this.imageEl.OriginWidth > this.imageEl.OriginHeight){
893 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);
897 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);
902 this.canvasEl.width = this.imageEl.OriginHeight * this.getScaleLevel();
903 this.canvasEl.height = this.imageEl.OriginWidth * this.getScaleLevel();
905 if(this.imageEl.OriginWidth > this.imageEl.OriginHeight){
906 this.contextEl.drawImage(canvasEl, 0, 0, this.canvasEl.width, this.canvasEl.height, 0, 0, this.canvasEl.width, this.canvasEl.height);
910 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);
917 this.previewEl.appendChild(this.canvasEl);
919 this.setCanvasPosition(false);
924 if(!this.canvasLoaded){
928 var imageCanvas = document.createElement("canvas");
930 var imageContext = imageCanvas.getContext("2d");
932 imageCanvas.width = (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? this.imageEl.OriginWidth : this.imageEl.OriginHeight;
933 imageCanvas.height = (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? this.imageEl.OriginWidth : this.imageEl.OriginHeight;
935 var center = imageCanvas.width / 2;
937 imageContext.translate(center, center);
939 imageContext.rotate(this.rotate * Math.PI / 180);
941 imageContext.drawImage(this.imageEl, 0, 0, this.imageEl.OriginWidth, this.imageEl.OriginHeight, center * -1, center * -1, this.imageEl.OriginWidth, this.imageEl.OriginHeight);
943 var canvas = document.createElement("canvas");
945 var context = canvas.getContext("2d");
947 canvas.width = this.thumbEl.getWidth() / this.getScaleLevel();
949 canvas.height = this.thumbEl.getHeight() / this.getScaleLevel();
951 switch (this.rotate) {
954 var width = (this.thumbEl.getWidth() / this.getScaleLevel() > this.imageEl.OriginWidth) ? this.imageEl.OriginWidth : (this.thumbEl.getWidth() / this.getScaleLevel());
955 var height = (this.thumbEl.getHeight() / this.getScaleLevel() > this.imageEl.OriginHeight) ? this.imageEl.OriginHeight : (this.thumbEl.getHeight() / this.getScaleLevel());
957 var x = (this.thumbEl.getLeft(true) > this.previewEl.getLeft(true)) ? 0 : ((this.previewEl.getLeft(true) - this.thumbEl.getLeft(true)) / this.getScaleLevel());
958 var y = (this.thumbEl.getTop(true) > this.previewEl.getTop(true)) ? 0 : ((this.previewEl.getTop(true) - this.thumbEl.getTop(true)) / this.getScaleLevel());
960 var sx = this.thumbEl.getLeft(true) - this.previewEl.getLeft(true);
961 var sy = this.thumbEl.getTop(true) - this.previewEl.getTop(true);
963 sx = sx < 0 ? 0 : (sx / this.getScaleLevel());
964 sy = sy < 0 ? 0 : (sy / this.getScaleLevel());
966 if(canvas.width > this.outputMaxWidth) {
967 var scale = this.outputMaxWidth / canvas.width;
968 canvas.width = canvas.width * scale;
969 canvas.height = canvas.height * scale;
970 context.scale(scale, scale);
973 context.fillStyle = 'white';
974 context.fillRect(0, 0, this.thumbEl.getWidth() / this.getScaleLevel(), this.thumbEl.getHeight() / this.getScaleLevel());
977 context.drawImage(imageCanvas, sx, sy, width, height, x, y, width, height);
982 var width = (this.thumbEl.getWidth() / this.getScaleLevel() > this.imageEl.OriginHeight) ? this.imageEl.OriginHeight : (this.thumbEl.getWidth() / this.getScaleLevel());
983 var height = (this.thumbEl.getHeight() / this.getScaleLevel() > this.imageEl.OriginWidth) ? this.imageEl.OriginWidth : (this.thumbEl.getHeight() / this.getScaleLevel());
985 var x = (this.thumbEl.getLeft(true) > this.previewEl.getLeft(true)) ? 0 : ((this.previewEl.getLeft(true) - this.thumbEl.getLeft(true)) / this.getScaleLevel());
986 var y = (this.thumbEl.getTop(true) > this.previewEl.getTop(true)) ? 0 : ((this.previewEl.getTop(true) - this.thumbEl.getTop(true)) / this.getScaleLevel());
988 var targetWidth = this.minWidth - 2 * x;
989 var targetHeight = this.minHeight - 2 * y;
993 if((x == 0 && y == 0) || (x == 0 && y > 0)){
994 scale = targetWidth / width;
998 scale = targetHeight / height;
1002 scale = targetWidth / width;
1005 scale = targetHeight / height;
1009 context.scale(scale, scale);
1011 var sx = Math.min(this.canvasEl.width - this.thumbEl.getWidth(), this.thumbEl.getLeft(true) - this.previewEl.getLeft(true));
1012 var sy = Math.min(this.canvasEl.height - this.thumbEl.getHeight(), this.thumbEl.getTop(true) - this.previewEl.getTop(true));
1014 sx = sx < 0 ? 0 : (sx / this.getScaleLevel());
1015 sy = sy < 0 ? 0 : (sy / this.getScaleLevel());
1017 sx += (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? Math.abs(this.imageEl.OriginWidth - this.imageEl.OriginHeight) : 0;
1019 context.drawImage(imageCanvas, sx, sy, width, height, x, y, width, height);
1024 var width = (this.thumbEl.getWidth() / this.getScaleLevel() > this.imageEl.OriginWidth) ? this.imageEl.OriginWidth : (this.thumbEl.getWidth() / this.getScaleLevel());
1025 var height = (this.thumbEl.getHeight() / this.getScaleLevel() > this.imageEl.OriginHeight) ? this.imageEl.OriginHeight : (this.thumbEl.getHeight() / this.getScaleLevel());
1027 var x = (this.thumbEl.getLeft(true) > this.previewEl.getLeft(true)) ? 0 : ((this.previewEl.getLeft(true) - this.thumbEl.getLeft(true)) / this.getScaleLevel());
1028 var y = (this.thumbEl.getTop(true) > this.previewEl.getTop(true)) ? 0 : ((this.previewEl.getTop(true) - this.thumbEl.getTop(true)) / this.getScaleLevel());
1030 var targetWidth = this.minWidth - 2 * x;
1031 var targetHeight = this.minHeight - 2 * y;
1035 if((x == 0 && y == 0) || (x == 0 && y > 0)){
1036 scale = targetWidth / width;
1039 if(x > 0 && y == 0){
1040 scale = targetHeight / height;
1044 scale = targetWidth / width;
1047 scale = targetHeight / height;
1051 context.scale(scale, scale);
1053 var sx = Math.min(this.canvasEl.width - this.thumbEl.getWidth(), this.thumbEl.getLeft(true) - this.previewEl.getLeft(true));
1054 var sy = Math.min(this.canvasEl.height - this.thumbEl.getHeight(), this.thumbEl.getTop(true) - this.previewEl.getTop(true));
1056 sx = sx < 0 ? 0 : (sx / this.getScaleLevel());
1057 sy = sy < 0 ? 0 : (sy / this.getScaleLevel());
1059 sx += (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? 0 : Math.abs(this.imageEl.OriginWidth - this.imageEl.OriginHeight);
1060 sy += (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? Math.abs(this.imageEl.OriginWidth - this.imageEl.OriginHeight) : 0;
1062 context.drawImage(imageCanvas, sx, sy, width, height, x, y, width, height);
1067 var width = (this.thumbEl.getWidth() / this.getScaleLevel() > this.imageEl.OriginHeight) ? this.imageEl.OriginHeight : (this.thumbEl.getWidth() / this.getScaleLevel());
1068 var height = (this.thumbEl.getHeight() / this.getScaleLevel() > this.imageEl.OriginWidth) ? this.imageEl.OriginWidth : (this.thumbEl.getHeight() / this.getScaleLevel());
1070 var x = (this.thumbEl.getLeft(true) > this.previewEl.getLeft(true)) ? 0 : ((this.previewEl.getLeft(true) - this.thumbEl.getLeft(true)) / this.getScaleLevel());
1071 var y = (this.thumbEl.getTop(true) > this.previewEl.getTop(true)) ? 0 : ((this.previewEl.getTop(true) - this.thumbEl.getTop(true)) / this.getScaleLevel());
1073 var targetWidth = this.minWidth - 2 * x;
1074 var targetHeight = this.minHeight - 2 * y;
1078 if((x == 0 && y == 0) || (x == 0 && y > 0)){
1079 scale = targetWidth / width;
1082 if(x > 0 && y == 0){
1083 scale = targetHeight / height;
1087 scale = targetWidth / width;
1090 scale = targetHeight / height;
1094 context.scale(scale, scale);
1095 var sx = Math.min(this.canvasEl.width - this.thumbEl.getWidth(), this.thumbEl.getLeft(true) - this.previewEl.getLeft(true));
1096 var sy = Math.min(this.canvasEl.height - this.thumbEl.getHeight(), this.thumbEl.getTop(true) - this.previewEl.getTop(true));
1098 sx = sx < 0 ? 0 : (sx / this.getScaleLevel());
1099 sy = sy < 0 ? 0 : (sy / this.getScaleLevel());
1101 sy += (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? 0 : Math.abs(this.imageEl.OriginWidth - this.imageEl.OriginHeight);
1103 context.drawImage(imageCanvas, sx, sy, width, height, x, y, width, height);
1110 this.cropData = canvas.toDataURL(this.cropType);
1112 if(this.fireEvent('crop', this, this.cropData) !== false){
1113 this.process(this.file, this.cropData);
1120 setThumbBoxSize : function()
1124 if(this.isDocument && typeof(this.imageEl) != 'undefined'){
1125 width = (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? Math.max(this.minWidth, this.minHeight) : Math.min(this.minWidth, this.minHeight);
1126 height = (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? Math.min(this.minWidth, this.minHeight) : Math.max(this.minWidth, this.minHeight);
1128 this.minWidth = width;
1129 this.minHeight = height;
1131 if(this.rotate == 90 || this.rotate == 270){
1132 this.minWidth = height;
1133 this.minHeight = width;
1137 height = this.windowSize;
1138 width = Math.ceil(this.minWidth * height / this.minHeight);
1140 if(this.minWidth > this.minHeight){
1141 width = this.windowSize;
1142 height = Math.ceil(this.minHeight * width / this.minWidth);
1145 this.thumbEl.setStyle({
1146 width : width + 'px',
1147 height : height + 'px'
1154 setThumbBoxPosition : function()
1156 var x = Math.ceil((this.bodyEl.getWidth() - this.thumbEl.getWidth()) / 2 );
1157 var y = Math.ceil((this.bodyEl.getHeight() - this.thumbEl.getHeight()) / 2);
1159 this.thumbEl.setLeft(x);
1160 this.thumbEl.setTop(y);
1164 baseRotateLevel : function()
1166 this.baseRotate = 1;
1169 typeof(this.exif) != 'undefined' &&
1170 typeof(this.exif[Roo.dialog.UploadCropbox['tags']['Orientation']]) != 'undefined' &&
1171 [1, 3, 6, 8].indexOf(this.exif[Roo.dialog.UploadCropbox['tags']['Orientation']]) != -1
1173 this.baseRotate = this.exif[Roo.dialog.UploadCropbox['tags']['Orientation']];
1176 this.rotate = Roo.dialog.UploadCropbox['Orientation'][this.baseRotate];
1180 baseScaleLevel : function()
1184 if(this.isDocument){
1186 if(this.baseRotate == 6 || this.baseRotate == 8){
1188 height = this.thumbEl.getHeight();
1189 this.baseScale = height / this.imageEl.OriginWidth;
1191 if(this.imageEl.OriginHeight * this.baseScale > this.thumbEl.getWidth()){
1192 width = this.thumbEl.getWidth();
1193 this.baseScale = width / this.imageEl.OriginHeight;
1199 height = this.thumbEl.getHeight();
1200 this.baseScale = height / this.imageEl.OriginHeight;
1202 if(this.imageEl.OriginWidth * this.baseScale > this.thumbEl.getWidth()){
1203 width = this.thumbEl.getWidth();
1204 this.baseScale = width / this.imageEl.OriginWidth;
1210 if(this.baseRotate == 6 || this.baseRotate == 8){
1212 width = this.thumbEl.getHeight();
1213 this.baseScale = width / this.imageEl.OriginHeight;
1215 if(this.imageEl.OriginHeight * this.baseScale < this.thumbEl.getWidth()){
1216 height = this.thumbEl.getWidth();
1217 this.baseScale = height / this.imageEl.OriginHeight;
1220 if(this.imageEl.OriginWidth > this.imageEl.OriginHeight){
1221 height = this.thumbEl.getWidth();
1222 this.baseScale = height / this.imageEl.OriginHeight;
1224 if(this.imageEl.OriginWidth * this.baseScale < this.thumbEl.getHeight()){
1225 width = this.thumbEl.getHeight();
1226 this.baseScale = width / this.imageEl.OriginWidth;
1233 width = this.thumbEl.getWidth();
1234 this.baseScale = width / this.imageEl.OriginWidth;
1236 if(this.imageEl.OriginHeight * this.baseScale < this.thumbEl.getHeight()){
1237 height = this.thumbEl.getHeight();
1238 this.baseScale = height / this.imageEl.OriginHeight;
1241 if(this.imageEl.OriginWidth > this.imageEl.OriginHeight){
1243 height = this.thumbEl.getHeight();
1244 this.baseScale = height / this.imageEl.OriginHeight;
1246 if(this.imageEl.OriginWidth * this.baseScale < this.thumbEl.getWidth()){
1247 width = this.thumbEl.getWidth();
1248 this.baseScale = width / this.imageEl.OriginWidth;
1253 if(this.imageEl.OriginWidth < this.minWidth || this.imageEl.OriginHeight < this.minHeight) {
1254 this.baseScale = width / this.minWidth;
1260 getScaleLevel : function()
1262 return this.baseScale * Math.pow(1.02, this.scale);
1265 onTouchStart : function(e)
1267 if(!this.canvasLoaded){
1268 this.beforeSelectFile(e);
1272 var touches = e.browserEvent.touches;
1278 if(touches.length == 1){
1279 this.onMouseDown(e);
1283 if(touches.length != 2){
1289 for(var i = 0, finger; finger = touches[i]; i++){
1290 coords.push(finger.pageX, finger.pageY);
1293 var x = Math.pow(coords[0] - coords[2], 2);
1294 var y = Math.pow(coords[1] - coords[3], 2);
1296 this.startDistance = Math.sqrt(x + y);
1298 this.startScale = this.scale;
1300 this.pinching = true;
1301 this.dragable = false;
1305 onTouchMove : function(e)
1307 if(!this.pinching && !this.dragable){
1311 var touches = e.browserEvent.touches;
1318 this.onMouseMove(e);
1324 for(var i = 0, finger; finger = touches[i]; i++){
1325 coords.push(finger.pageX, finger.pageY);
1328 var x = Math.pow(coords[0] - coords[2], 2);
1329 var y = Math.pow(coords[1] - coords[3], 2);
1331 this.endDistance = Math.sqrt(x + y);
1333 this.scale = this.startScale + Math.floor(Math.log(this.endDistance / this.startDistance) / Math.log(1.1));
1335 if(!this.zoomable()){
1336 this.scale = this.startScale;
1344 onTouchEnd : function(e)
1346 this.pinching = false;
1347 this.dragable = false;
1351 process : function(file, crop)
1354 this.maskEl.mask(this.loadingText);
1357 this.xhr = new XMLHttpRequest();
1359 file.xhr = this.xhr;
1361 this.xhr.open(this.method, this.url, true);
1364 "Accept": "application/json",
1365 "Cache-Control": "no-cache",
1366 "X-Requested-With": "XMLHttpRequest"
1369 for (var headerName in headers) {
1370 var headerValue = headers[headerName];
1372 this.xhr.setRequestHeader(headerName, headerValue);
1378 this.xhr.onload = function()
1380 _this.xhrOnLoad(_this.xhr);
1383 this.xhr.onerror = function()
1385 _this.xhrOnError(_this.xhr);
1388 var formData = new FormData();
1390 formData.append('returnHTML', 'NO');
1393 formData.append('crop', crop);
1394 var blobBin = atob(crop.split(',')[1]);
1396 for(var i = 0; i < blobBin.length; i++) {
1397 array.push(blobBin.charCodeAt(i));
1399 var croppedFile =new Blob([new Uint8Array(array)], {type: this.cropType});
1400 formData.append(this.paramName, croppedFile, file.name);
1403 if(typeof(file.filename) != 'undefined'){
1404 formData.append('filename', file.filename);
1407 if(typeof(file.mimetype) != 'undefined'){
1408 formData.append('mimetype', file.mimetype);
1411 if(this.fireEvent('arrange', this, formData) != false){
1412 this.xhr.send(formData);
1416 xhrOnLoad : function(xhr)
1419 this.maskEl.unmask();
1422 if (xhr.readyState !== 4) {
1423 this.fireEvent('exception', this, xhr);
1427 var response = Roo.decode(xhr.responseText);
1429 if(!response.success){
1430 this.fireEvent('exception', this, xhr);
1434 var response = Roo.decode(xhr.responseText);
1436 this.fireEvent('upload', this, response);
1440 xhrOnError : function()
1443 this.maskEl.unmask();
1446 Roo.log('xhr on error');
1448 var response = Roo.decode(xhr.responseText);
1454 prepare : function(file)
1457 this.maskEl.mask(this.loadingText);
1463 if(typeof(file) === 'string'){
1464 this.loadCanvas(file);
1468 if(!file || !this.urlAPI){
1473 if(typeof(file.type) != 'undefined' && file.type.length != 0) {
1474 this.cropType = file.type;
1479 if(this.fireEvent('prepare', this, this.file) != false){
1481 var reader = new FileReader();
1483 reader.onload = function (e) {
1484 if (e.target.error) {
1485 Roo.log(e.target.error);
1489 var buffer = e.target.result,
1490 dataView = new DataView(buffer),
1492 maxOffset = dataView.byteLength - 4,
1496 if (dataView.getUint16(0) === 0xffd8) {
1497 while (offset < maxOffset) {
1498 markerBytes = dataView.getUint16(offset);
1500 if ((markerBytes >= 0xffe0 && markerBytes <= 0xffef) || markerBytes === 0xfffe) {
1501 markerLength = dataView.getUint16(offset + 2) + 2;
1502 if (offset + markerLength > dataView.byteLength) {
1503 Roo.log('Invalid meta data: Invalid segment size.');
1507 if(markerBytes == 0xffe1){
1508 _this.parseExifData(
1515 offset += markerLength;
1525 var url = _this.urlAPI.createObjectURL(_this.file);
1527 _this.loadCanvas(url);
1532 reader.readAsArrayBuffer(this.file);
1538 parseExifData : function(dataView, offset, length)
1540 var tiffOffset = offset + 10,
1544 if (dataView.getUint32(offset + 4) !== 0x45786966) {
1545 // No Exif data, might be XMP data instead
1549 // Check for the ASCII code for "Exif" (0x45786966):
1550 if (dataView.getUint32(offset + 4) !== 0x45786966) {
1551 // No Exif data, might be XMP data instead
1554 if (tiffOffset + 8 > dataView.byteLength) {
1555 Roo.log('Invalid Exif data: Invalid segment size.');
1558 // Check for the two null bytes:
1559 if (dataView.getUint16(offset + 8) !== 0x0000) {
1560 Roo.log('Invalid Exif data: Missing byte alignment offset.');
1563 // Check the byte alignment:
1564 switch (dataView.getUint16(tiffOffset)) {
1566 littleEndian = true;
1569 littleEndian = false;
1572 Roo.log('Invalid Exif data: Invalid byte alignment marker.');
1575 // Check for the TIFF tag marker (0x002A):
1576 if (dataView.getUint16(tiffOffset + 2, littleEndian) !== 0x002A) {
1577 Roo.log('Invalid Exif data: Missing TIFF marker.');
1580 // Retrieve the directory offset bytes, usually 0x00000008 or 8 decimal:
1581 dirOffset = dataView.getUint32(tiffOffset + 4, littleEndian);
1586 tiffOffset + dirOffset,
1591 parseExifTags : function(dataView, tiffOffset, dirOffset, littleEndian)
1596 if (dirOffset + 6 > dataView.byteLength) {
1597 Roo.log('Invalid Exif data: Invalid directory offset.');
1600 tagsNumber = dataView.getUint16(dirOffset, littleEndian);
1601 dirEndOffset = dirOffset + 2 + 12 * tagsNumber;
1602 if (dirEndOffset + 4 > dataView.byteLength) {
1603 Roo.log('Invalid Exif data: Invalid directory size.');
1606 for (i = 0; i < tagsNumber; i += 1) {
1610 dirOffset + 2 + 12 * i, // tag offset
1614 // Return the offset to the next directory:
1615 return dataView.getUint32(dirEndOffset, littleEndian);
1618 parseExifTag : function (dataView, tiffOffset, offset, littleEndian)
1620 var tag = dataView.getUint16(offset, littleEndian);
1622 this.exif[tag] = this.getExifValue(
1626 dataView.getUint16(offset + 2, littleEndian), // tag type
1627 dataView.getUint32(offset + 4, littleEndian), // tag length
1632 getExifValue : function (dataView, tiffOffset, offset, type, length, littleEndian)
1634 var tagType = Roo.dialog.UploadCropbox.exifTagTypes[type],
1643 Roo.log('Invalid Exif data: Invalid tag type.');
1647 tagSize = tagType.size * length;
1648 // Determine if the value is contained in the dataOffset bytes,
1649 // or if the value at the dataOffset is a pointer to the actual data:
1650 dataOffset = tagSize > 4 ?
1651 tiffOffset + dataView.getUint32(offset + 8, littleEndian) : (offset + 8);
1652 if (dataOffset + tagSize > dataView.byteLength) {
1653 Roo.log('Invalid Exif data: Invalid data offset.');
1657 return tagType.getValue(dataView, dataOffset, littleEndian);
1660 for (i = 0; i < length; i += 1) {
1661 values[i] = tagType.getValue(dataView, dataOffset + i * tagType.size, littleEndian);
1664 if (tagType.ascii) {
1666 // Concatenate the chars:
1667 for (i = 0; i < values.length; i += 1) {
1669 // Ignore the terminating NULL byte(s):
1670 if (c === '\u0000') {
1682 Roo.apply(Roo.dialog.UploadCropbox, {
1684 'Orientation': 0x0112
1690 3: 180, //'bottom-right',
1691 // 4: 'bottom-left',
1693 6: 90, //'right-top',
1694 // 7: 'right-bottom',
1695 8: 270 //'left-bottom'
1699 // byte, 8-bit unsigned int:
1701 getValue: function (dataView, dataOffset) {
1702 return dataView.getUint8(dataOffset);
1706 // ascii, 8-bit byte:
1708 getValue: function (dataView, dataOffset) {
1709 return String.fromCharCode(dataView.getUint8(dataOffset));
1714 // short, 16 bit int:
1716 getValue: function (dataView, dataOffset, littleEndian) {
1717 return dataView.getUint16(dataOffset, littleEndian);
1721 // long, 32 bit int:
1723 getValue: function (dataView, dataOffset, littleEndian) {
1724 return dataView.getUint32(dataOffset, littleEndian);
1728 // rational = two long values, first is numerator, second is denominator:
1730 getValue: function (dataView, dataOffset, littleEndian) {
1731 return dataView.getUint32(dataOffset, littleEndian) /
1732 dataView.getUint32(dataOffset + 4, littleEndian);
1736 // slong, 32 bit signed int:
1738 getValue: function (dataView, dataOffset, littleEndian) {
1739 return dataView.getInt32(dataOffset, littleEndian);
1743 // srational, two slongs, first is numerator, second is denominator:
1745 getValue: function (dataView, dataOffset, littleEndian) {
1746 return dataView.getInt32(dataOffset, littleEndian) /
1747 dataView.getInt32(dataOffset + 4, littleEndian);
1757 cls : 'btn-group roo-upload-cropbox-rotate-left',
1758 action : 'rotate-left',
1762 cls : 'btn btn-default',
1763 html : '<i class="fa fa-undo"></i>'
1769 cls : 'btn-group roo-upload-cropbox-picture',
1774 cls : 'btn btn-default',
1775 html : '<i class="fa fa-picture-o"></i>'
1781 cls : 'btn-group roo-upload-cropbox-rotate-right',
1782 action : 'rotate-right',
1786 cls : 'btn btn-default',
1787 html : '<i class="fa fa-repeat"></i>'
1795 cls : 'btn-group roo-upload-cropbox-rotate-left',
1796 action : 'rotate-left',
1800 cls : 'btn btn-default',
1801 html : '<i class="fa fa-undo"></i>'
1807 cls : 'btn-group roo-upload-cropbox-download',
1808 action : 'download',
1812 cls : 'btn btn-default',
1813 html : '<i class="fa fa-download"></i>'
1819 cls : 'btn-group roo-upload-cropbox-crop',
1824 cls : 'btn btn-default',
1825 html : '<i class="fa fa-crop"></i>'
1831 cls : 'btn-group roo-upload-cropbox-trash',
1836 cls : 'btn btn-default',
1837 html : '<i class="fa fa-trash"></i>'
1843 cls : 'btn-group roo-upload-cropbox-rotate-right',
1844 action : 'rotate-right',
1848 cls : 'btn btn-default',
1849 html : '<i class="fa fa-repeat"></i>'
1857 cls : 'btn-group roo-upload-cropbox-rotate-left',
1858 action : 'rotate-left',
1862 cls : 'btn btn-default',
1863 html : '<i class="fa fa-undo"></i>'
1869 cls : 'btn-group roo-upload-cropbox-rotate-right',
1870 action : 'rotate-right',
1874 cls : 'btn btn-default',
1875 html : '<i class="fa fa-repeat"></i>'
1883 cls : 'btn-group roo-upload-cropbox-center',
1888 cls : 'btn btn-default',