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 Roo.log("loadCanvas");
440 this.imageEl.src = src;
444 onLoadCanvas : function()
446 Roo.log("onLoadCanvas");
447 this.imageEl.OriginWidth = this.imageEl.naturalWidth || this.imageEl.width;
448 this.imageEl.OriginHeight = this.imageEl.naturalHeight || this.imageEl.height;
450 if(this.fireEvent('loadcanvas', this, this.imageEl) != false){
452 this.bodyEl.un('click', this.beforeSelectFile, this);
454 this.notifyEl.hide();
456 this.footerEl.show();
458 this.baseRotateLevel();
461 this.setThumbBoxSize();
464 this.setThumbBoxPosition();
466 this.baseScaleLevel();
472 this.canvasLoaded = true;
477 this.maskEl.unmask();
482 setCanvasPosition : function(center = true)
488 var newCenterLeft = Math.ceil((this.bodyEl.getWidth() - this.canvasEl.width) / 2);
489 var newCenterTop = Math.ceil((this.bodyEl.getHeight() - this.canvasEl.height) / 2);
492 this.previewEl.setLeft(newCenterLeft);
493 this.previewEl.setTop(newCenterTop);
498 var oldScaleLevel = this.baseScale * Math.pow(1.02, this.startScale);
499 var oldCanvasWidth = Math.floor(this.imageEl.OriginWidth * oldScaleLevel);
500 var oldCanvasHeight = Math.floor(this.imageEl.OriginHeight * oldScaleLevel);
502 var oldCenterLeft = Math.ceil((this.bodyEl.getWidth() - oldCanvasWidth) / 2);
503 var oldCenterTop = Math.ceil((this.bodyEl.getHeight() - oldCanvasHeight) / 2);
505 var leftDiff = newCenterLeft - oldCenterLeft;
506 var topDiff = newCenterTop - oldCenterTop;
508 var newPreviewLeft = this.previewEl.getLeft(true) + leftDiff;
509 var newPreviewTop = this.previewEl.getTop(true) + topDiff;
511 this.previewEl.setLeft(newPreviewLeft);
512 this.previewEl.setTop(newPreviewTop);
516 onMouseDown : function(e)
520 this.dragable = true;
521 this.pinching = false;
523 if(this.isDocument && (this.canvasEl.width < this.thumbEl.getWidth() || this.canvasEl.height < this.thumbEl.getHeight())){
524 this.dragable = false;
528 this.mouseX = Roo.isTouch ? e.browserEvent.touches[0].pageX : e.getPageX();
529 this.mouseY = Roo.isTouch ? e.browserEvent.touches[0].pageY : e.getPageY();
533 onMouseMove : function(e)
537 if(!this.canvasLoaded){
545 var maxPaddingLeft = this.canvasEl.width / 0.9 * 0.05;
546 var maxPaddingTop = maxPaddingLeft * this.minHeight / this.minWidth;
548 if ((this.imageEl.OriginWidth / this.imageEl.OriginHeight <= this.minWidth / this.minHeight)) {
549 maxPaddingLeft = (this.canvasEl.height * this.minWidth / this.minHeight - this.canvasEl.width) / 2 + maxPaddingLeft;
552 if ((this.imageEl.OriginWidth / this.imageEl.OriginHeight >= this.minWidth / this.minHeight)) {
553 maxPaddingTop = (this.canvasEl.width * this.minHeight / this.minWidth - this.canvasEl.height) / 2 + maxPaddingTop;
556 var minX = Math.ceil(this.thumbEl.getLeft(true) + this.thumbEl.getWidth() - this.canvasEl.width - maxPaddingLeft);
557 var minY = Math.ceil(this.thumbEl.getTop(true) + this.thumbEl.getHeight() - this.canvasEl.height - maxPaddingTop);
559 var maxX = Math.ceil(this.thumbEl.getLeft(true) + maxPaddingLeft);
560 var maxY = Math.ceil(this.thumbEl.getTop(true) + maxPaddingTop);
574 var x = Roo.isTouch ? e.browserEvent.touches[0].pageX : e.getPageX();
575 var y = Roo.isTouch ? e.browserEvent.touches[0].pageY : e.getPageY();
580 var bgX = Math.ceil(x + this.previewEl.getLeft(true));
581 var bgY = Math.ceil(y + this.previewEl.getTop(true));
583 bgX = (bgX < minX) ? minX : ((bgX > maxX) ? maxX : bgX);
584 bgY = (bgY < minY) ? minY : ((bgY > maxY) ? maxY : bgY);
586 this.previewEl.setLeft(bgX);
587 this.previewEl.setTop(bgY);
589 this.mouseX = Roo.isTouch ? e.browserEvent.touches[0].pageX : e.getPageX();
590 this.mouseY = Roo.isTouch ? e.browserEvent.touches[0].pageY : e.getPageY();
593 onMouseUp : function(e)
597 this.dragable = false;
600 onMouseWheel : function(e)
604 this.startScale = this.scale;
605 this.scale = (e.getWheelDelta() > 0) ? (this.scale + 1) : (this.scale - 1);
607 if(!this.zoomable()){
608 this.scale = this.startScale;
618 zoomable : function()
620 var minScale = this.thumbEl.getWidth() / this.minWidth;
622 if(this.minWidth < this.minHeight){
623 minScale = this.thumbEl.getHeight() / this.minHeight;
626 var width = Math.ceil(this.imageEl.OriginWidth * this.getScaleLevel() / minScale);
627 var height = Math.ceil(this.imageEl.OriginHeight * this.getScaleLevel() / minScale);
629 var maxWidth = this.imageEl.OriginWidth;
630 var maxHeight = this.imageEl.OriginHeight;
633 var newCanvasWidth = Math.floor(this.imageEl.OriginWidth * this.getScaleLevel());
634 var newCanvasHeight = Math.floor(this.imageEl.OriginHeight * this.getScaleLevel());
636 var oldCenterLeft = Math.ceil((this.bodyEl.getWidth() - this.canvasEl.width) / 2);
637 var oldCenterTop = Math.ceil((this.bodyEl.getHeight() - this.canvasEl.height) / 2);
639 var newCenterLeft = Math.ceil((this.bodyEl.getWidth() - newCanvasWidth) / 2);
640 var newCenterTop = Math.ceil((this.bodyEl.getHeight() - newCanvasHeight) / 2);
642 var leftDiff = newCenterLeft - oldCenterLeft;
643 var topDiff = newCenterTop - oldCenterTop;
645 var newPreviewLeft = this.previewEl.getLeft(true) + leftDiff;
646 var newPreviewTop = this.previewEl.getTop(true) + topDiff;
648 var paddingLeft = newPreviewLeft - this.thumbEl.getLeft(true);
649 var paddingTop = newPreviewTop - this.thumbEl.getTop(true);
651 var paddingRight = this.thumbEl.getLeft(true) + this.thumbEl.getWidth() - newCanvasWidth - newPreviewLeft;
652 var paddingBottom = this.thumbEl.getTop(true) + this.thumbEl.getHeight() - newCanvasHeight - newPreviewTop;
654 var maxPaddingLeft = newCanvasWidth / 0.9 * 0.05;
655 var maxPaddingTop = maxPaddingLeft * this.minHeight / this.minWidth;
657 if ((this.imageEl.OriginWidth / this.imageEl.OriginHeight <= this.minWidth / this.minHeight)) {
658 maxPaddingLeft = (newCanvasHeight * this.minWidth / this.minHeight - newCanvasWidth) / 2 + maxPaddingLeft;
661 if ((this.imageEl.OriginWidth / this.imageEl.OriginHeight >= this.minWidth / this.minHeight)) {
662 maxPaddingTop = (newCanvasWidth * this.minHeight / this.minWidth - newCanvasHeight) / 2 + maxPaddingTop;
667 (this.rotate == 0 || this.rotate == 180) &&
669 width > this.imageEl.OriginWidth ||
670 height > this.imageEl.OriginHeight ||
671 (width < this.minWidth && height < this.minHeight)
679 (this.rotate == 90 || this.rotate == 270) &&
681 width > this.imageEl.OriginWidth ||
682 height > this.imageEl.OriginHeight ||
683 (width < this.minHeight && height < this.minWidth)
691 (this.rotate == 0 || this.rotate == 180) &&
694 paddingLeft > maxPaddingLeft ||
695 paddingRight > maxPaddingLeft ||
696 paddingTop > maxPaddingTop ||
697 paddingBottom > maxPaddingTop ||
708 (this.rotate == 90 || this.rotate == 270) &&
710 width < this.minHeight ||
711 width > this.imageEl.OriginWidth ||
712 height < this.minWidth ||
713 height > this.imageEl.OriginHeight
723 onRotateLeft : function(e)
725 if(!this.isDocument && (this.canvasEl.height < this.thumbEl.getWidth() || this.canvasEl.width < this.thumbEl.getHeight())){
727 var minScale = this.thumbEl.getWidth() / this.minWidth;
729 var bw = Math.ceil(this.canvasEl.width / this.getScaleLevel());
730 var bh = Math.ceil(this.canvasEl.height / this.getScaleLevel());
732 this.startScale = this.scale;
734 while (this.getScaleLevel() < minScale){
736 this.scale = this.scale + 1;
738 if(!this.zoomable()){
743 Math.ceil(bw * this.getScaleLevel()) < this.thumbEl.getHeight() ||
744 Math.ceil(bh * this.getScaleLevel()) < this.thumbEl.getWidth()
749 this.rotate = (this.rotate < 90) ? 270 : this.rotate - 90;
756 this.scale = this.startScale;
763 this.rotate = (this.rotate < 90) ? 270 : this.rotate - 90;
766 this.setThumbBoxSize();
767 this.setThumbBoxPosition();
768 this.setCanvasPosition();
773 this.fireEvent('rotate', this, 'left');
777 onRotateRight : function(e)
779 if(!this.isDocument && (this.canvasEl.height < this.thumbEl.getWidth() || this.canvasEl.width < this.thumbEl.getHeight())){
781 var minScale = this.thumbEl.getWidth() / this.minWidth;
783 var bw = Math.ceil(this.canvasEl.width / this.getScaleLevel());
784 var bh = Math.ceil(this.canvasEl.height / this.getScaleLevel());
786 this.startScale = this.scale;
788 while (this.getScaleLevel() < minScale){
790 this.scale = this.scale + 1;
792 if(!this.zoomable()){
797 Math.ceil(bw * this.getScaleLevel()) < this.thumbEl.getHeight() ||
798 Math.ceil(bh * this.getScaleLevel()) < this.thumbEl.getWidth()
803 this.rotate = (this.rotate > 180) ? 0 : this.rotate + 90;
810 this.scale = this.startScale;
817 this.rotate = (this.rotate > 180) ? 0 : this.rotate + 90;
820 this.setThumbBoxSize();
821 this.setThumbBoxPosition();
822 this.setCanvasPosition();
827 this.fireEvent('rotate', this, 'right');
830 onRotateFail : function()
832 this.errorEl.show(true);
836 (function() { _this.errorEl.hide(true); }).defer(this.errorTimeout);
841 this.previewEl.dom.innerHTML = '';
843 var canvasEl = document.createElement("canvas");
845 var contextEl = canvasEl.getContext("2d");
847 canvasEl.width = this.imageEl.OriginWidth * this.getScaleLevel();
848 canvasEl.height = this.imageEl.OriginWidth * this.getScaleLevel();
849 var center = this.imageEl.OriginWidth / 2;
851 if(this.imageEl.OriginWidth < this.imageEl.OriginHeight){
852 canvasEl.width = this.imageEl.OriginHeight * this.getScaleLevel();
853 canvasEl.height = this.imageEl.OriginHeight * this.getScaleLevel();
854 center = this.imageEl.OriginHeight / 2;
857 contextEl.scale(this.getScaleLevel(), this.getScaleLevel());
859 contextEl.translate(center, center);
860 contextEl.rotate(this.rotate * Math.PI / 180);
862 contextEl.drawImage(this.imageEl, 0, 0, this.imageEl.OriginWidth, this.imageEl.OriginHeight, center * -1, center * -1, this.imageEl.OriginWidth, this.imageEl.OriginHeight);
864 this.canvasEl = document.createElement("canvas");
866 this.contextEl = this.canvasEl.getContext("2d");
868 switch (this.rotate) {
871 this.canvasEl.width = this.imageEl.OriginWidth * this.getScaleLevel();
872 this.canvasEl.height = this.imageEl.OriginHeight * this.getScaleLevel();
874 this.contextEl.drawImage(canvasEl, 0, 0, this.canvasEl.width, this.canvasEl.height, 0, 0, this.canvasEl.width, this.canvasEl.height);
879 this.canvasEl.width = this.imageEl.OriginHeight * this.getScaleLevel();
880 this.canvasEl.height = this.imageEl.OriginWidth * this.getScaleLevel();
882 if(this.imageEl.OriginWidth > this.imageEl.OriginHeight){
883 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);
887 this.contextEl.drawImage(canvasEl, 0, 0, this.canvasEl.width, this.canvasEl.height, 0, 0, this.canvasEl.width, this.canvasEl.height);
892 this.canvasEl.width = this.imageEl.OriginWidth * this.getScaleLevel();
893 this.canvasEl.height = this.imageEl.OriginHeight * this.getScaleLevel();
895 if(this.imageEl.OriginWidth > this.imageEl.OriginHeight){
896 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);
900 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);
905 this.canvasEl.width = this.imageEl.OriginHeight * this.getScaleLevel();
906 this.canvasEl.height = this.imageEl.OriginWidth * this.getScaleLevel();
908 if(this.imageEl.OriginWidth > this.imageEl.OriginHeight){
909 this.contextEl.drawImage(canvasEl, 0, 0, this.canvasEl.width, this.canvasEl.height, 0, 0, this.canvasEl.width, this.canvasEl.height);
913 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);
920 this.previewEl.appendChild(this.canvasEl);
922 this.setCanvasPosition(false);
927 if(!this.canvasLoaded){
931 var imageCanvas = document.createElement("canvas");
933 var imageContext = imageCanvas.getContext("2d");
935 imageCanvas.width = (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? this.imageEl.OriginWidth : this.imageEl.OriginHeight;
936 imageCanvas.height = (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? this.imageEl.OriginWidth : this.imageEl.OriginHeight;
938 var center = imageCanvas.width / 2;
940 imageContext.translate(center, center);
942 imageContext.rotate(this.rotate * Math.PI / 180);
944 imageContext.drawImage(this.imageEl, 0, 0, this.imageEl.OriginWidth, this.imageEl.OriginHeight, center * -1, center * -1, this.imageEl.OriginWidth, this.imageEl.OriginHeight);
946 var canvas = document.createElement("canvas");
948 var context = canvas.getContext("2d");
950 canvas.width = this.thumbEl.getWidth() / this.getScaleLevel();
952 canvas.height = this.thumbEl.getHeight() / this.getScaleLevel();
954 switch (this.rotate) {
957 var width = (this.thumbEl.getWidth() / this.getScaleLevel() > this.imageEl.OriginWidth) ? this.imageEl.OriginWidth : (this.thumbEl.getWidth() / this.getScaleLevel());
958 var height = (this.thumbEl.getHeight() / this.getScaleLevel() > this.imageEl.OriginHeight) ? this.imageEl.OriginHeight : (this.thumbEl.getHeight() / this.getScaleLevel());
960 var x = (this.thumbEl.getLeft(true) > this.previewEl.getLeft(true)) ? 0 : ((this.previewEl.getLeft(true) - this.thumbEl.getLeft(true)) / this.getScaleLevel());
961 var y = (this.thumbEl.getTop(true) > this.previewEl.getTop(true)) ? 0 : ((this.previewEl.getTop(true) - this.thumbEl.getTop(true)) / this.getScaleLevel());
963 var sx = this.thumbEl.getLeft(true) - this.previewEl.getLeft(true);
964 var sy = this.thumbEl.getTop(true) - this.previewEl.getTop(true);
966 sx = sx < 0 ? 0 : (sx / this.getScaleLevel());
967 sy = sy < 0 ? 0 : (sy / this.getScaleLevel());
969 if(canvas.width > this.outputMaxWidth) {
970 var scale = this.outputMaxWidth / canvas.width;
971 canvas.width = canvas.width * scale;
972 canvas.height = canvas.height * scale;
973 context.scale(scale, scale);
976 context.fillStyle = 'white';
977 context.fillRect(0, 0, this.thumbEl.getWidth() / this.getScaleLevel(), this.thumbEl.getHeight() / this.getScaleLevel());
980 context.drawImage(imageCanvas, sx, sy, width, height, x, y, width, height);
985 var width = (this.thumbEl.getWidth() / this.getScaleLevel() > this.imageEl.OriginHeight) ? this.imageEl.OriginHeight : (this.thumbEl.getWidth() / this.getScaleLevel());
986 var height = (this.thumbEl.getHeight() / this.getScaleLevel() > this.imageEl.OriginWidth) ? this.imageEl.OriginWidth : (this.thumbEl.getHeight() / this.getScaleLevel());
988 var x = (this.thumbEl.getLeft(true) > this.previewEl.getLeft(true)) ? 0 : ((this.previewEl.getLeft(true) - this.thumbEl.getLeft(true)) / this.getScaleLevel());
989 var y = (this.thumbEl.getTop(true) > this.previewEl.getTop(true)) ? 0 : ((this.previewEl.getTop(true) - this.thumbEl.getTop(true)) / this.getScaleLevel());
991 var targetWidth = this.minWidth - 2 * x;
992 var targetHeight = this.minHeight - 2 * y;
996 if((x == 0 && y == 0) || (x == 0 && y > 0)){
997 scale = targetWidth / width;
1000 if(x > 0 && y == 0){
1001 scale = targetHeight / height;
1005 scale = targetWidth / width;
1008 scale = targetHeight / height;
1012 context.scale(scale, scale);
1014 var sx = Math.min(this.canvasEl.width - this.thumbEl.getWidth(), this.thumbEl.getLeft(true) - this.previewEl.getLeft(true));
1015 var sy = Math.min(this.canvasEl.height - this.thumbEl.getHeight(), this.thumbEl.getTop(true) - this.previewEl.getTop(true));
1017 sx = sx < 0 ? 0 : (sx / this.getScaleLevel());
1018 sy = sy < 0 ? 0 : (sy / this.getScaleLevel());
1020 sx += (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? Math.abs(this.imageEl.OriginWidth - this.imageEl.OriginHeight) : 0;
1022 context.drawImage(imageCanvas, sx, sy, width, height, x, y, width, height);
1027 var width = (this.thumbEl.getWidth() / this.getScaleLevel() > this.imageEl.OriginWidth) ? this.imageEl.OriginWidth : (this.thumbEl.getWidth() / this.getScaleLevel());
1028 var height = (this.thumbEl.getHeight() / this.getScaleLevel() > this.imageEl.OriginHeight) ? this.imageEl.OriginHeight : (this.thumbEl.getHeight() / this.getScaleLevel());
1030 var x = (this.thumbEl.getLeft(true) > this.previewEl.getLeft(true)) ? 0 : ((this.previewEl.getLeft(true) - this.thumbEl.getLeft(true)) / this.getScaleLevel());
1031 var y = (this.thumbEl.getTop(true) > this.previewEl.getTop(true)) ? 0 : ((this.previewEl.getTop(true) - this.thumbEl.getTop(true)) / this.getScaleLevel());
1033 var targetWidth = this.minWidth - 2 * x;
1034 var targetHeight = this.minHeight - 2 * y;
1038 if((x == 0 && y == 0) || (x == 0 && y > 0)){
1039 scale = targetWidth / width;
1042 if(x > 0 && y == 0){
1043 scale = targetHeight / height;
1047 scale = targetWidth / width;
1050 scale = targetHeight / height;
1054 context.scale(scale, scale);
1056 var sx = Math.min(this.canvasEl.width - this.thumbEl.getWidth(), this.thumbEl.getLeft(true) - this.previewEl.getLeft(true));
1057 var sy = Math.min(this.canvasEl.height - this.thumbEl.getHeight(), this.thumbEl.getTop(true) - this.previewEl.getTop(true));
1059 sx = sx < 0 ? 0 : (sx / this.getScaleLevel());
1060 sy = sy < 0 ? 0 : (sy / this.getScaleLevel());
1062 sx += (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? 0 : Math.abs(this.imageEl.OriginWidth - this.imageEl.OriginHeight);
1063 sy += (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? Math.abs(this.imageEl.OriginWidth - this.imageEl.OriginHeight) : 0;
1065 context.drawImage(imageCanvas, sx, sy, width, height, x, y, width, height);
1070 var width = (this.thumbEl.getWidth() / this.getScaleLevel() > this.imageEl.OriginHeight) ? this.imageEl.OriginHeight : (this.thumbEl.getWidth() / this.getScaleLevel());
1071 var height = (this.thumbEl.getHeight() / this.getScaleLevel() > this.imageEl.OriginWidth) ? this.imageEl.OriginWidth : (this.thumbEl.getHeight() / this.getScaleLevel());
1073 var x = (this.thumbEl.getLeft(true) > this.previewEl.getLeft(true)) ? 0 : ((this.previewEl.getLeft(true) - this.thumbEl.getLeft(true)) / this.getScaleLevel());
1074 var y = (this.thumbEl.getTop(true) > this.previewEl.getTop(true)) ? 0 : ((this.previewEl.getTop(true) - this.thumbEl.getTop(true)) / this.getScaleLevel());
1076 var targetWidth = this.minWidth - 2 * x;
1077 var targetHeight = this.minHeight - 2 * y;
1081 if((x == 0 && y == 0) || (x == 0 && y > 0)){
1082 scale = targetWidth / width;
1085 if(x > 0 && y == 0){
1086 scale = targetHeight / height;
1090 scale = targetWidth / width;
1093 scale = targetHeight / height;
1097 context.scale(scale, scale);
1098 var sx = Math.min(this.canvasEl.width - this.thumbEl.getWidth(), this.thumbEl.getLeft(true) - this.previewEl.getLeft(true));
1099 var sy = Math.min(this.canvasEl.height - this.thumbEl.getHeight(), this.thumbEl.getTop(true) - this.previewEl.getTop(true));
1101 sx = sx < 0 ? 0 : (sx / this.getScaleLevel());
1102 sy = sy < 0 ? 0 : (sy / this.getScaleLevel());
1104 sy += (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? 0 : Math.abs(this.imageEl.OriginWidth - this.imageEl.OriginHeight);
1106 context.drawImage(imageCanvas, sx, sy, width, height, x, y, width, height);
1113 this.cropData = canvas.toDataURL(this.cropType);
1115 if(this.fireEvent('crop', this, this.cropData) !== false){
1116 this.process(this.file, this.cropData);
1123 setThumbBoxSize : function()
1127 if(this.isDocument && typeof(this.imageEl) != 'undefined'){
1128 width = (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? Math.max(this.minWidth, this.minHeight) : Math.min(this.minWidth, this.minHeight);
1129 height = (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? Math.min(this.minWidth, this.minHeight) : Math.max(this.minWidth, this.minHeight);
1131 this.minWidth = width;
1132 this.minHeight = height;
1134 if(this.rotate == 90 || this.rotate == 270){
1135 this.minWidth = height;
1136 this.minHeight = width;
1140 height = this.windowSize;
1141 width = Math.ceil(this.minWidth * height / this.minHeight);
1143 if(this.minWidth > this.minHeight){
1144 width = this.windowSize;
1145 height = Math.ceil(this.minHeight * width / this.minWidth);
1148 this.thumbEl.setStyle({
1149 width : width + 'px',
1150 height : height + 'px'
1157 setThumbBoxPosition : function()
1159 var x = Math.ceil((this.bodyEl.getWidth() - this.thumbEl.getWidth()) / 2 );
1160 var y = Math.ceil((this.bodyEl.getHeight() - this.thumbEl.getHeight()) / 2);
1162 this.thumbEl.setLeft(x);
1163 this.thumbEl.setTop(y);
1167 baseRotateLevel : function()
1169 this.baseRotate = 1;
1172 typeof(this.exif) != 'undefined' &&
1173 typeof(this.exif[Roo.dialog.UploadCropbox['tags']['Orientation']]) != 'undefined' &&
1174 [1, 3, 6, 8].indexOf(this.exif[Roo.dialog.UploadCropbox['tags']['Orientation']]) != -1
1176 this.baseRotate = this.exif[Roo.dialog.UploadCropbox['tags']['Orientation']];
1179 this.rotate = Roo.dialog.UploadCropbox['Orientation'][this.baseRotate];
1183 baseScaleLevel : function()
1187 if(this.isDocument){
1189 if(this.baseRotate == 6 || this.baseRotate == 8){
1191 height = this.thumbEl.getHeight();
1192 this.baseScale = height / this.imageEl.OriginWidth;
1194 if(this.imageEl.OriginHeight * this.baseScale > this.thumbEl.getWidth()){
1195 width = this.thumbEl.getWidth();
1196 this.baseScale = width / this.imageEl.OriginHeight;
1202 height = this.thumbEl.getHeight();
1203 this.baseScale = height / this.imageEl.OriginHeight;
1205 if(this.imageEl.OriginWidth * this.baseScale > this.thumbEl.getWidth()){
1206 width = this.thumbEl.getWidth();
1207 this.baseScale = width / this.imageEl.OriginWidth;
1213 if(this.baseRotate == 6 || this.baseRotate == 8){
1215 width = this.thumbEl.getHeight();
1216 this.baseScale = width / this.imageEl.OriginHeight;
1218 if(this.imageEl.OriginHeight * this.baseScale < this.thumbEl.getWidth()){
1219 height = this.thumbEl.getWidth();
1220 this.baseScale = height / this.imageEl.OriginHeight;
1223 if(this.imageEl.OriginWidth > this.imageEl.OriginHeight){
1224 height = this.thumbEl.getWidth();
1225 this.baseScale = height / this.imageEl.OriginHeight;
1227 if(this.imageEl.OriginWidth * this.baseScale < this.thumbEl.getHeight()){
1228 width = this.thumbEl.getHeight();
1229 this.baseScale = width / this.imageEl.OriginWidth;
1236 width = this.thumbEl.getWidth();
1237 this.baseScale = width / this.imageEl.OriginWidth;
1239 if(this.imageEl.OriginHeight * this.baseScale < this.thumbEl.getHeight()){
1240 height = this.thumbEl.getHeight();
1241 this.baseScale = height / this.imageEl.OriginHeight;
1244 if(this.imageEl.OriginWidth > this.imageEl.OriginHeight){
1246 height = this.thumbEl.getHeight();
1247 this.baseScale = height / this.imageEl.OriginHeight;
1249 if(this.imageEl.OriginWidth * this.baseScale < this.thumbEl.getWidth()){
1250 width = this.thumbEl.getWidth();
1251 this.baseScale = width / this.imageEl.OriginWidth;
1256 if(this.imageEl.OriginWidth < this.minWidth || this.imageEl.OriginHeight < this.minHeight) {
1257 this.baseScale = width / this.minWidth;
1263 getScaleLevel : function()
1265 return this.baseScale * Math.pow(1.02, this.scale);
1268 onTouchStart : function(e)
1270 if(!this.canvasLoaded){
1271 this.beforeSelectFile(e);
1275 var touches = e.browserEvent.touches;
1281 if(touches.length == 1){
1282 this.onMouseDown(e);
1286 if(touches.length != 2){
1292 for(var i = 0, finger; finger = touches[i]; i++){
1293 coords.push(finger.pageX, finger.pageY);
1296 var x = Math.pow(coords[0] - coords[2], 2);
1297 var y = Math.pow(coords[1] - coords[3], 2);
1299 this.startDistance = Math.sqrt(x + y);
1301 this.startScale = this.scale;
1303 this.pinching = true;
1304 this.dragable = false;
1308 onTouchMove : function(e)
1310 if(!this.pinching && !this.dragable){
1314 var touches = e.browserEvent.touches;
1321 this.onMouseMove(e);
1327 for(var i = 0, finger; finger = touches[i]; i++){
1328 coords.push(finger.pageX, finger.pageY);
1331 var x = Math.pow(coords[0] - coords[2], 2);
1332 var y = Math.pow(coords[1] - coords[3], 2);
1334 this.endDistance = Math.sqrt(x + y);
1336 this.scale = this.startScale + Math.floor(Math.log(this.endDistance / this.startDistance) / Math.log(1.1));
1338 if(!this.zoomable()){
1339 this.scale = this.startScale;
1347 onTouchEnd : function(e)
1349 this.pinching = false;
1350 this.dragable = false;
1354 process : function(file, crop)
1357 this.maskEl.mask(this.loadingText);
1360 this.xhr = new XMLHttpRequest();
1362 file.xhr = this.xhr;
1364 this.xhr.open(this.method, this.url, true);
1367 "Accept": "application/json",
1368 "Cache-Control": "no-cache",
1369 "X-Requested-With": "XMLHttpRequest"
1372 for (var headerName in headers) {
1373 var headerValue = headers[headerName];
1375 this.xhr.setRequestHeader(headerName, headerValue);
1381 this.xhr.onload = function()
1383 _this.xhrOnLoad(_this.xhr);
1386 this.xhr.onerror = function()
1388 _this.xhrOnError(_this.xhr);
1391 var formData = new FormData();
1393 formData.append('returnHTML', 'NO');
1396 formData.append('crop', crop);
1397 var blobBin = atob(crop.split(',')[1]);
1399 for(var i = 0; i < blobBin.length; i++) {
1400 array.push(blobBin.charCodeAt(i));
1402 var croppedFile =new Blob([new Uint8Array(array)], {type: this.cropType});
1403 formData.append(this.paramName, croppedFile, file.name);
1406 if(typeof(file.filename) != 'undefined'){
1407 formData.append('filename', file.filename);
1410 if(typeof(file.mimetype) != 'undefined'){
1411 formData.append('mimetype', file.mimetype);
1414 if(this.fireEvent('arrange', this, formData) != false){
1415 this.xhr.send(formData);
1419 xhrOnLoad : function(xhr)
1422 this.maskEl.unmask();
1425 if (xhr.readyState !== 4) {
1426 this.fireEvent('exception', this, xhr);
1430 var response = Roo.decode(xhr.responseText);
1432 if(!response.success){
1433 this.fireEvent('exception', this, xhr);
1437 var response = Roo.decode(xhr.responseText);
1439 this.fireEvent('upload', this, response);
1443 xhrOnError : function()
1446 this.maskEl.unmask();
1449 Roo.log('xhr on error');
1451 var response = Roo.decode(xhr.responseText);
1457 prepare : function(file)
1460 this.maskEl.mask(this.loadingText);
1466 if(typeof(file) === 'string'){
1467 this.loadCanvas(file);
1471 if(!file || !this.urlAPI){
1476 if(typeof(file.type) != 'undefined' && file.type.length != 0) {
1477 this.cropType = file.type;
1482 if(this.fireEvent('prepare', this, this.file) != false){
1484 var reader = new FileReader();
1486 reader.onload = function (e) {
1487 if (e.target.error) {
1488 Roo.log(e.target.error);
1492 var buffer = e.target.result,
1493 dataView = new DataView(buffer),
1495 maxOffset = dataView.byteLength - 4,
1499 if (dataView.getUint16(0) === 0xffd8) {
1500 while (offset < maxOffset) {
1501 markerBytes = dataView.getUint16(offset);
1503 if ((markerBytes >= 0xffe0 && markerBytes <= 0xffef) || markerBytes === 0xfffe) {
1504 markerLength = dataView.getUint16(offset + 2) + 2;
1505 if (offset + markerLength > dataView.byteLength) {
1506 Roo.log('Invalid meta data: Invalid segment size.');
1510 if(markerBytes == 0xffe1){
1511 _this.parseExifData(
1518 offset += markerLength;
1528 var url = _this.urlAPI.createObjectURL(_this.file);
1530 _this.loadCanvas(url);
1535 reader.readAsArrayBuffer(this.file);
1541 parseExifData : function(dataView, offset, length)
1543 var tiffOffset = offset + 10,
1547 if (dataView.getUint32(offset + 4) !== 0x45786966) {
1548 // No Exif data, might be XMP data instead
1552 // Check for the ASCII code for "Exif" (0x45786966):
1553 if (dataView.getUint32(offset + 4) !== 0x45786966) {
1554 // No Exif data, might be XMP data instead
1557 if (tiffOffset + 8 > dataView.byteLength) {
1558 Roo.log('Invalid Exif data: Invalid segment size.');
1561 // Check for the two null bytes:
1562 if (dataView.getUint16(offset + 8) !== 0x0000) {
1563 Roo.log('Invalid Exif data: Missing byte alignment offset.');
1566 // Check the byte alignment:
1567 switch (dataView.getUint16(tiffOffset)) {
1569 littleEndian = true;
1572 littleEndian = false;
1575 Roo.log('Invalid Exif data: Invalid byte alignment marker.');
1578 // Check for the TIFF tag marker (0x002A):
1579 if (dataView.getUint16(tiffOffset + 2, littleEndian) !== 0x002A) {
1580 Roo.log('Invalid Exif data: Missing TIFF marker.');
1583 // Retrieve the directory offset bytes, usually 0x00000008 or 8 decimal:
1584 dirOffset = dataView.getUint32(tiffOffset + 4, littleEndian);
1589 tiffOffset + dirOffset,
1594 parseExifTags : function(dataView, tiffOffset, dirOffset, littleEndian)
1599 if (dirOffset + 6 > dataView.byteLength) {
1600 Roo.log('Invalid Exif data: Invalid directory offset.');
1603 tagsNumber = dataView.getUint16(dirOffset, littleEndian);
1604 dirEndOffset = dirOffset + 2 + 12 * tagsNumber;
1605 if (dirEndOffset + 4 > dataView.byteLength) {
1606 Roo.log('Invalid Exif data: Invalid directory size.');
1609 for (i = 0; i < tagsNumber; i += 1) {
1613 dirOffset + 2 + 12 * i, // tag offset
1617 // Return the offset to the next directory:
1618 return dataView.getUint32(dirEndOffset, littleEndian);
1621 parseExifTag : function (dataView, tiffOffset, offset, littleEndian)
1623 var tag = dataView.getUint16(offset, littleEndian);
1625 this.exif[tag] = this.getExifValue(
1629 dataView.getUint16(offset + 2, littleEndian), // tag type
1630 dataView.getUint32(offset + 4, littleEndian), // tag length
1635 getExifValue : function (dataView, tiffOffset, offset, type, length, littleEndian)
1637 var tagType = Roo.dialog.UploadCropbox.exifTagTypes[type],
1646 Roo.log('Invalid Exif data: Invalid tag type.');
1650 tagSize = tagType.size * length;
1651 // Determine if the value is contained in the dataOffset bytes,
1652 // or if the value at the dataOffset is a pointer to the actual data:
1653 dataOffset = tagSize > 4 ?
1654 tiffOffset + dataView.getUint32(offset + 8, littleEndian) : (offset + 8);
1655 if (dataOffset + tagSize > dataView.byteLength) {
1656 Roo.log('Invalid Exif data: Invalid data offset.');
1660 return tagType.getValue(dataView, dataOffset, littleEndian);
1663 for (i = 0; i < length; i += 1) {
1664 values[i] = tagType.getValue(dataView, dataOffset + i * tagType.size, littleEndian);
1667 if (tagType.ascii) {
1669 // Concatenate the chars:
1670 for (i = 0; i < values.length; i += 1) {
1672 // Ignore the terminating NULL byte(s):
1673 if (c === '\u0000') {
1685 Roo.apply(Roo.dialog.UploadCropbox, {
1687 'Orientation': 0x0112
1693 3: 180, //'bottom-right',
1694 // 4: 'bottom-left',
1696 6: 90, //'right-top',
1697 // 7: 'right-bottom',
1698 8: 270 //'left-bottom'
1702 // byte, 8-bit unsigned int:
1704 getValue: function (dataView, dataOffset) {
1705 return dataView.getUint8(dataOffset);
1709 // ascii, 8-bit byte:
1711 getValue: function (dataView, dataOffset) {
1712 return String.fromCharCode(dataView.getUint8(dataOffset));
1717 // short, 16 bit int:
1719 getValue: function (dataView, dataOffset, littleEndian) {
1720 return dataView.getUint16(dataOffset, littleEndian);
1724 // long, 32 bit int:
1726 getValue: function (dataView, dataOffset, littleEndian) {
1727 return dataView.getUint32(dataOffset, littleEndian);
1731 // rational = two long values, first is numerator, second is denominator:
1733 getValue: function (dataView, dataOffset, littleEndian) {
1734 return dataView.getUint32(dataOffset, littleEndian) /
1735 dataView.getUint32(dataOffset + 4, littleEndian);
1739 // slong, 32 bit signed int:
1741 getValue: function (dataView, dataOffset, littleEndian) {
1742 return dataView.getInt32(dataOffset, littleEndian);
1746 // srational, two slongs, first is numerator, second is denominator:
1748 getValue: function (dataView, dataOffset, littleEndian) {
1749 return dataView.getInt32(dataOffset, littleEndian) /
1750 dataView.getInt32(dataOffset + 4, littleEndian);
1760 cls : 'btn-group roo-upload-cropbox-rotate-left',
1761 action : 'rotate-left',
1765 cls : 'btn btn-default',
1766 html : '<i class="fa fa-undo"></i>'
1772 cls : 'btn-group roo-upload-cropbox-picture',
1777 cls : 'btn btn-default',
1778 html : '<i class="fa fa-picture-o"></i>'
1784 cls : 'btn-group roo-upload-cropbox-rotate-right',
1785 action : 'rotate-right',
1789 cls : 'btn btn-default',
1790 html : '<i class="fa fa-repeat"></i>'
1798 cls : 'btn-group roo-upload-cropbox-rotate-left',
1799 action : 'rotate-left',
1803 cls : 'btn btn-default',
1804 html : '<i class="fa fa-undo"></i>'
1810 cls : 'btn-group roo-upload-cropbox-download',
1811 action : 'download',
1815 cls : 'btn btn-default',
1816 html : '<i class="fa fa-download"></i>'
1822 cls : 'btn-group roo-upload-cropbox-crop',
1827 cls : 'btn btn-default',
1828 html : '<i class="fa fa-crop"></i>'
1834 cls : 'btn-group roo-upload-cropbox-trash',
1839 cls : 'btn btn-default',
1840 html : '<i class="fa fa-trash"></i>'
1846 cls : 'btn-group roo-upload-cropbox-rotate-right',
1847 action : 'rotate-right',
1851 cls : 'btn btn-default',
1852 html : '<i class="fa fa-repeat"></i>'
1860 cls : 'btn-group roo-upload-cropbox-rotate-left',
1861 action : 'rotate-left',
1865 cls : 'btn btn-default',
1866 html : '<i class="fa fa-undo"></i>'
1872 cls : 'btn-group roo-upload-cropbox-rotate-right',
1873 action : 'rotate-right',
1877 cls : 'btn btn-default',
1878 html : '<i class="fa fa-repeat"></i>'
1886 cls : 'btn-group roo-upload-cropbox-center',
1891 cls : 'btn btn-default',