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 Roo.log(this.selectorEl.dom.files);
407 if(this.fireEvent('inspect', this, file) != false){
415 this.fireEvent('trash', this);
418 download : function(e)
420 this.fireEvent('download', this);
425 this.setCanvasPosition();
428 loadCanvas : function(src)
430 if(this.fireEvent('beforeloadcanvas', this, src) != false){
434 this.imageEl = document.createElement('img');
438 this.imageEl.addEventListener("load", function(){ _this.onLoadCanvas(); });
440 this.imageEl.src = src;
444 onLoadCanvas : function()
446 this.imageEl.OriginWidth = this.imageEl.naturalWidth || this.imageEl.width;
447 this.imageEl.OriginHeight = this.imageEl.naturalHeight || this.imageEl.height;
449 if(this.fireEvent('loadcanvas', this, this.imageEl) != false){
451 this.bodyEl.un('click', this.beforeSelectFile, this);
453 this.notifyEl.hide();
455 this.footerEl.show();
457 this.baseRotateLevel();
460 this.setThumbBoxSize();
463 this.setThumbBoxPosition();
465 this.baseScaleLevel();
471 this.canvasLoaded = true;
476 this.maskEl.unmask();
481 setCanvasPosition : function(center = true)
487 var newCenterLeft = Math.ceil((this.bodyEl.getWidth() - this.canvasEl.width) / 2);
488 var newCenterTop = Math.ceil((this.bodyEl.getHeight() - this.canvasEl.height) / 2);
491 this.previewEl.setLeft(newCenterLeft);
492 this.previewEl.setTop(newCenterTop);
497 var oldScaleLevel = this.baseScale * Math.pow(1.02, this.startScale);
498 var oldCanvasWidth = Math.floor(this.imageEl.OriginWidth * oldScaleLevel);
499 var oldCanvasHeight = Math.floor(this.imageEl.OriginHeight * oldScaleLevel);
501 var oldCenterLeft = Math.ceil((this.bodyEl.getWidth() - oldCanvasWidth) / 2);
502 var oldCenterTop = Math.ceil((this.bodyEl.getHeight() - oldCanvasHeight) / 2);
504 var leftDiff = newCenterLeft - oldCenterLeft;
505 var topDiff = newCenterTop - oldCenterTop;
507 var newPreviewLeft = this.previewEl.getLeft(true) + leftDiff;
508 var newPreviewTop = this.previewEl.getTop(true) + topDiff;
510 this.previewEl.setLeft(newPreviewLeft);
511 this.previewEl.setTop(newPreviewTop);
515 onMouseDown : function(e)
519 this.dragable = true;
520 this.pinching = false;
522 if(this.isDocument && (this.canvasEl.width < this.thumbEl.getWidth() || this.canvasEl.height < this.thumbEl.getHeight())){
523 this.dragable = false;
527 this.mouseX = Roo.isTouch ? e.browserEvent.touches[0].pageX : e.getPageX();
528 this.mouseY = Roo.isTouch ? e.browserEvent.touches[0].pageY : e.getPageY();
532 onMouseMove : function(e)
536 if(!this.canvasLoaded){
544 var maxPaddingLeft = this.canvasEl.width / 0.9 * 0.05;
545 var maxPaddingTop = maxPaddingLeft * this.minHeight / this.minWidth;
547 if ((this.imageEl.OriginWidth / this.imageEl.OriginHeight <= this.minWidth / this.minHeight)) {
548 maxPaddingLeft = (this.canvasEl.height * this.minWidth / this.minHeight - this.canvasEl.width) / 2 + maxPaddingLeft;
551 if ((this.imageEl.OriginWidth / this.imageEl.OriginHeight >= this.minWidth / this.minHeight)) {
552 maxPaddingTop = (this.canvasEl.width * this.minHeight / this.minWidth - this.canvasEl.height) / 2 + maxPaddingTop;
555 var minX = Math.ceil(this.thumbEl.getLeft(true) + this.thumbEl.getWidth() - this.canvasEl.width - maxPaddingLeft);
556 var minY = Math.ceil(this.thumbEl.getTop(true) + this.thumbEl.getHeight() - this.canvasEl.height - maxPaddingTop);
558 var maxX = Math.ceil(this.thumbEl.getLeft(true) + maxPaddingLeft);
559 var maxY = Math.ceil(this.thumbEl.getTop(true) + maxPaddingTop);
573 var x = Roo.isTouch ? e.browserEvent.touches[0].pageX : e.getPageX();
574 var y = Roo.isTouch ? e.browserEvent.touches[0].pageY : e.getPageY();
579 var bgX = Math.ceil(x + this.previewEl.getLeft(true));
580 var bgY = Math.ceil(y + this.previewEl.getTop(true));
582 bgX = (bgX < minX) ? minX : ((bgX > maxX) ? maxX : bgX);
583 bgY = (bgY < minY) ? minY : ((bgY > maxY) ? maxY : bgY);
585 this.previewEl.setLeft(bgX);
586 this.previewEl.setTop(bgY);
588 this.mouseX = Roo.isTouch ? e.browserEvent.touches[0].pageX : e.getPageX();
589 this.mouseY = Roo.isTouch ? e.browserEvent.touches[0].pageY : e.getPageY();
592 onMouseUp : function(e)
596 this.dragable = false;
599 onMouseWheel : function(e)
603 this.startScale = this.scale;
604 this.scale = (e.getWheelDelta() > 0) ? (this.scale + 1) : (this.scale - 1);
606 if(!this.zoomable()){
607 this.scale = this.startScale;
617 zoomable : function()
619 var minScale = this.thumbEl.getWidth() / this.minWidth;
621 if(this.minWidth < this.minHeight){
622 minScale = this.thumbEl.getHeight() / this.minHeight;
625 var width = Math.ceil(this.imageEl.OriginWidth * this.getScaleLevel() / minScale);
626 var height = Math.ceil(this.imageEl.OriginHeight * this.getScaleLevel() / minScale);
628 var maxWidth = this.imageEl.OriginWidth;
629 var maxHeight = this.imageEl.OriginHeight;
632 var newCanvasWidth = Math.floor(this.imageEl.OriginWidth * this.getScaleLevel());
633 var newCanvasHeight = Math.floor(this.imageEl.OriginHeight * this.getScaleLevel());
635 var oldCenterLeft = Math.ceil((this.bodyEl.getWidth() - this.canvasEl.width) / 2);
636 var oldCenterTop = Math.ceil((this.bodyEl.getHeight() - this.canvasEl.height) / 2);
638 var newCenterLeft = Math.ceil((this.bodyEl.getWidth() - newCanvasWidth) / 2);
639 var newCenterTop = Math.ceil((this.bodyEl.getHeight() - newCanvasHeight) / 2);
641 var leftDiff = newCenterLeft - oldCenterLeft;
642 var topDiff = newCenterTop - oldCenterTop;
644 var newPreviewLeft = this.previewEl.getLeft(true) + leftDiff;
645 var newPreviewTop = this.previewEl.getTop(true) + topDiff;
647 var paddingLeft = newPreviewLeft - this.thumbEl.getLeft(true);
648 var paddingTop = newPreviewTop - this.thumbEl.getTop(true);
650 var paddingRight = this.thumbEl.getLeft(true) + this.thumbEl.getWidth() - newCanvasWidth - newPreviewLeft;
651 var paddingBottom = this.thumbEl.getTop(true) + this.thumbEl.getHeight() - newCanvasHeight - newPreviewTop;
653 var maxPaddingLeft = newCanvasWidth / 0.9 * 0.05;
654 var maxPaddingTop = maxPaddingLeft * this.minHeight / this.minWidth;
656 if ((this.imageEl.OriginWidth / this.imageEl.OriginHeight <= this.minWidth / this.minHeight)) {
657 maxPaddingLeft = (newCanvasHeight * this.minWidth / this.minHeight - newCanvasWidth) / 2 + maxPaddingLeft;
660 if ((this.imageEl.OriginWidth / this.imageEl.OriginHeight >= this.minWidth / this.minHeight)) {
661 maxPaddingTop = (newCanvasWidth * this.minHeight / this.minWidth - newCanvasHeight) / 2 + maxPaddingTop;
666 (this.rotate == 0 || this.rotate == 180) &&
668 width > this.imageEl.OriginWidth ||
669 height > this.imageEl.OriginHeight ||
670 (width < this.minWidth && height < this.minHeight)
678 (this.rotate == 90 || this.rotate == 270) &&
680 width > this.imageEl.OriginWidth ||
681 height > this.imageEl.OriginHeight ||
682 (width < this.minHeight && height < this.minWidth)
690 (this.rotate == 0 || this.rotate == 180) &&
693 paddingLeft > maxPaddingLeft ||
694 paddingRight > maxPaddingLeft ||
695 paddingTop > maxPaddingTop ||
696 paddingBottom > maxPaddingTop ||
707 (this.rotate == 90 || this.rotate == 270) &&
709 width < this.minHeight ||
710 width > this.imageEl.OriginWidth ||
711 height < this.minWidth ||
712 height > this.imageEl.OriginHeight
722 onRotateLeft : function(e)
724 if(!this.isDocument && (this.canvasEl.height < this.thumbEl.getWidth() || this.canvasEl.width < this.thumbEl.getHeight())){
726 var minScale = this.thumbEl.getWidth() / this.minWidth;
728 var bw = Math.ceil(this.canvasEl.width / this.getScaleLevel());
729 var bh = Math.ceil(this.canvasEl.height / this.getScaleLevel());
731 this.startScale = this.scale;
733 while (this.getScaleLevel() < minScale){
735 this.scale = this.scale + 1;
737 if(!this.zoomable()){
742 Math.ceil(bw * this.getScaleLevel()) < this.thumbEl.getHeight() ||
743 Math.ceil(bh * this.getScaleLevel()) < this.thumbEl.getWidth()
748 this.rotate = (this.rotate < 90) ? 270 : this.rotate - 90;
755 this.scale = this.startScale;
762 this.rotate = (this.rotate < 90) ? 270 : this.rotate - 90;
765 this.setThumbBoxSize();
766 this.setThumbBoxPosition();
767 this.setCanvasPosition();
772 this.fireEvent('rotate', this, 'left');
776 onRotateRight : function(e)
778 if(!this.isDocument && (this.canvasEl.height < this.thumbEl.getWidth() || this.canvasEl.width < this.thumbEl.getHeight())){
780 var minScale = this.thumbEl.getWidth() / this.minWidth;
782 var bw = Math.ceil(this.canvasEl.width / this.getScaleLevel());
783 var bh = Math.ceil(this.canvasEl.height / this.getScaleLevel());
785 this.startScale = this.scale;
787 while (this.getScaleLevel() < minScale){
789 this.scale = this.scale + 1;
791 if(!this.zoomable()){
796 Math.ceil(bw * this.getScaleLevel()) < this.thumbEl.getHeight() ||
797 Math.ceil(bh * this.getScaleLevel()) < this.thumbEl.getWidth()
802 this.rotate = (this.rotate > 180) ? 0 : this.rotate + 90;
809 this.scale = this.startScale;
816 this.rotate = (this.rotate > 180) ? 0 : this.rotate + 90;
819 this.setThumbBoxSize();
820 this.setThumbBoxPosition();
821 this.setCanvasPosition();
826 this.fireEvent('rotate', this, 'right');
829 onRotateFail : function()
831 this.errorEl.show(true);
835 (function() { _this.errorEl.hide(true); }).defer(this.errorTimeout);
840 this.previewEl.dom.innerHTML = '';
842 var canvasEl = document.createElement("canvas");
844 var contextEl = canvasEl.getContext("2d");
846 canvasEl.width = this.imageEl.OriginWidth * this.getScaleLevel();
847 canvasEl.height = this.imageEl.OriginWidth * this.getScaleLevel();
848 var center = this.imageEl.OriginWidth / 2;
850 if(this.imageEl.OriginWidth < this.imageEl.OriginHeight){
851 canvasEl.width = this.imageEl.OriginHeight * this.getScaleLevel();
852 canvasEl.height = this.imageEl.OriginHeight * this.getScaleLevel();
853 center = this.imageEl.OriginHeight / 2;
856 contextEl.scale(this.getScaleLevel(), this.getScaleLevel());
858 contextEl.translate(center, center);
859 contextEl.rotate(this.rotate * Math.PI / 180);
861 contextEl.drawImage(this.imageEl, 0, 0, this.imageEl.OriginWidth, this.imageEl.OriginHeight, center * -1, center * -1, this.imageEl.OriginWidth, this.imageEl.OriginHeight);
863 this.canvasEl = document.createElement("canvas");
865 this.contextEl = this.canvasEl.getContext("2d");
867 switch (this.rotate) {
870 this.canvasEl.width = this.imageEl.OriginWidth * this.getScaleLevel();
871 this.canvasEl.height = this.imageEl.OriginHeight * this.getScaleLevel();
873 this.contextEl.drawImage(canvasEl, 0, 0, this.canvasEl.width, this.canvasEl.height, 0, 0, this.canvasEl.width, this.canvasEl.height);
878 this.canvasEl.width = this.imageEl.OriginHeight * this.getScaleLevel();
879 this.canvasEl.height = this.imageEl.OriginWidth * this.getScaleLevel();
881 if(this.imageEl.OriginWidth > this.imageEl.OriginHeight){
882 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);
886 this.contextEl.drawImage(canvasEl, 0, 0, this.canvasEl.width, this.canvasEl.height, 0, 0, this.canvasEl.width, this.canvasEl.height);
891 this.canvasEl.width = this.imageEl.OriginWidth * this.getScaleLevel();
892 this.canvasEl.height = this.imageEl.OriginHeight * this.getScaleLevel();
894 if(this.imageEl.OriginWidth > this.imageEl.OriginHeight){
895 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);
899 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);
904 this.canvasEl.width = this.imageEl.OriginHeight * this.getScaleLevel();
905 this.canvasEl.height = this.imageEl.OriginWidth * this.getScaleLevel();
907 if(this.imageEl.OriginWidth > this.imageEl.OriginHeight){
908 this.contextEl.drawImage(canvasEl, 0, 0, this.canvasEl.width, this.canvasEl.height, 0, 0, this.canvasEl.width, this.canvasEl.height);
912 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);
919 this.previewEl.appendChild(this.canvasEl);
921 this.setCanvasPosition(false);
926 if(!this.canvasLoaded){
930 var imageCanvas = document.createElement("canvas");
932 var imageContext = imageCanvas.getContext("2d");
934 imageCanvas.width = (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? this.imageEl.OriginWidth : this.imageEl.OriginHeight;
935 imageCanvas.height = (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? this.imageEl.OriginWidth : this.imageEl.OriginHeight;
937 var center = imageCanvas.width / 2;
939 imageContext.translate(center, center);
941 imageContext.rotate(this.rotate * Math.PI / 180);
943 imageContext.drawImage(this.imageEl, 0, 0, this.imageEl.OriginWidth, this.imageEl.OriginHeight, center * -1, center * -1, this.imageEl.OriginWidth, this.imageEl.OriginHeight);
945 var canvas = document.createElement("canvas");
947 var context = canvas.getContext("2d");
949 canvas.width = this.thumbEl.getWidth() / this.getScaleLevel();
951 canvas.height = this.thumbEl.getHeight() / this.getScaleLevel();
953 switch (this.rotate) {
956 var width = (this.thumbEl.getWidth() / this.getScaleLevel() > this.imageEl.OriginWidth) ? this.imageEl.OriginWidth : (this.thumbEl.getWidth() / this.getScaleLevel());
957 var height = (this.thumbEl.getHeight() / this.getScaleLevel() > this.imageEl.OriginHeight) ? this.imageEl.OriginHeight : (this.thumbEl.getHeight() / this.getScaleLevel());
959 var x = (this.thumbEl.getLeft(true) > this.previewEl.getLeft(true)) ? 0 : ((this.previewEl.getLeft(true) - this.thumbEl.getLeft(true)) / this.getScaleLevel());
960 var y = (this.thumbEl.getTop(true) > this.previewEl.getTop(true)) ? 0 : ((this.previewEl.getTop(true) - this.thumbEl.getTop(true)) / this.getScaleLevel());
962 var sx = this.thumbEl.getLeft(true) - this.previewEl.getLeft(true);
963 var sy = this.thumbEl.getTop(true) - this.previewEl.getTop(true);
965 sx = sx < 0 ? 0 : (sx / this.getScaleLevel());
966 sy = sy < 0 ? 0 : (sy / this.getScaleLevel());
968 if(canvas.width > this.outputMaxWidth) {
969 var scale = this.outputMaxWidth / canvas.width;
970 canvas.width = canvas.width * scale;
971 canvas.height = canvas.height * scale;
972 context.scale(scale, scale);
975 context.fillStyle = 'white';
976 context.fillRect(0, 0, this.thumbEl.getWidth() / this.getScaleLevel(), this.thumbEl.getHeight() / this.getScaleLevel());
979 context.drawImage(imageCanvas, sx, sy, width, height, x, y, width, height);
984 var width = (this.thumbEl.getWidth() / this.getScaleLevel() > this.imageEl.OriginHeight) ? this.imageEl.OriginHeight : (this.thumbEl.getWidth() / this.getScaleLevel());
985 var height = (this.thumbEl.getHeight() / this.getScaleLevel() > this.imageEl.OriginWidth) ? this.imageEl.OriginWidth : (this.thumbEl.getHeight() / this.getScaleLevel());
987 var x = (this.thumbEl.getLeft(true) > this.previewEl.getLeft(true)) ? 0 : ((this.previewEl.getLeft(true) - this.thumbEl.getLeft(true)) / this.getScaleLevel());
988 var y = (this.thumbEl.getTop(true) > this.previewEl.getTop(true)) ? 0 : ((this.previewEl.getTop(true) - this.thumbEl.getTop(true)) / this.getScaleLevel());
990 var targetWidth = this.minWidth - 2 * x;
991 var targetHeight = this.minHeight - 2 * y;
995 if((x == 0 && y == 0) || (x == 0 && y > 0)){
996 scale = targetWidth / width;
1000 scale = targetHeight / height;
1004 scale = targetWidth / width;
1007 scale = targetHeight / height;
1011 context.scale(scale, scale);
1013 var sx = Math.min(this.canvasEl.width - this.thumbEl.getWidth(), this.thumbEl.getLeft(true) - this.previewEl.getLeft(true));
1014 var sy = Math.min(this.canvasEl.height - this.thumbEl.getHeight(), this.thumbEl.getTop(true) - this.previewEl.getTop(true));
1016 sx = sx < 0 ? 0 : (sx / this.getScaleLevel());
1017 sy = sy < 0 ? 0 : (sy / this.getScaleLevel());
1019 sx += (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? Math.abs(this.imageEl.OriginWidth - this.imageEl.OriginHeight) : 0;
1021 context.drawImage(imageCanvas, sx, sy, width, height, x, y, width, height);
1026 var width = (this.thumbEl.getWidth() / this.getScaleLevel() > this.imageEl.OriginWidth) ? this.imageEl.OriginWidth : (this.thumbEl.getWidth() / this.getScaleLevel());
1027 var height = (this.thumbEl.getHeight() / this.getScaleLevel() > this.imageEl.OriginHeight) ? this.imageEl.OriginHeight : (this.thumbEl.getHeight() / this.getScaleLevel());
1029 var x = (this.thumbEl.getLeft(true) > this.previewEl.getLeft(true)) ? 0 : ((this.previewEl.getLeft(true) - this.thumbEl.getLeft(true)) / this.getScaleLevel());
1030 var y = (this.thumbEl.getTop(true) > this.previewEl.getTop(true)) ? 0 : ((this.previewEl.getTop(true) - this.thumbEl.getTop(true)) / this.getScaleLevel());
1032 var targetWidth = this.minWidth - 2 * x;
1033 var targetHeight = this.minHeight - 2 * y;
1037 if((x == 0 && y == 0) || (x == 0 && y > 0)){
1038 scale = targetWidth / width;
1041 if(x > 0 && y == 0){
1042 scale = targetHeight / height;
1046 scale = targetWidth / width;
1049 scale = targetHeight / height;
1053 context.scale(scale, scale);
1055 var sx = Math.min(this.canvasEl.width - this.thumbEl.getWidth(), this.thumbEl.getLeft(true) - this.previewEl.getLeft(true));
1056 var sy = Math.min(this.canvasEl.height - this.thumbEl.getHeight(), this.thumbEl.getTop(true) - this.previewEl.getTop(true));
1058 sx = sx < 0 ? 0 : (sx / this.getScaleLevel());
1059 sy = sy < 0 ? 0 : (sy / this.getScaleLevel());
1061 sx += (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? 0 : Math.abs(this.imageEl.OriginWidth - this.imageEl.OriginHeight);
1062 sy += (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? Math.abs(this.imageEl.OriginWidth - this.imageEl.OriginHeight) : 0;
1064 context.drawImage(imageCanvas, sx, sy, width, height, x, y, width, height);
1069 var width = (this.thumbEl.getWidth() / this.getScaleLevel() > this.imageEl.OriginHeight) ? this.imageEl.OriginHeight : (this.thumbEl.getWidth() / this.getScaleLevel());
1070 var height = (this.thumbEl.getHeight() / this.getScaleLevel() > this.imageEl.OriginWidth) ? this.imageEl.OriginWidth : (this.thumbEl.getHeight() / this.getScaleLevel());
1072 var x = (this.thumbEl.getLeft(true) > this.previewEl.getLeft(true)) ? 0 : ((this.previewEl.getLeft(true) - this.thumbEl.getLeft(true)) / this.getScaleLevel());
1073 var y = (this.thumbEl.getTop(true) > this.previewEl.getTop(true)) ? 0 : ((this.previewEl.getTop(true) - this.thumbEl.getTop(true)) / this.getScaleLevel());
1075 var targetWidth = this.minWidth - 2 * x;
1076 var targetHeight = this.minHeight - 2 * y;
1080 if((x == 0 && y == 0) || (x == 0 && y > 0)){
1081 scale = targetWidth / width;
1084 if(x > 0 && y == 0){
1085 scale = targetHeight / height;
1089 scale = targetWidth / width;
1092 scale = targetHeight / height;
1096 context.scale(scale, scale);
1097 var sx = Math.min(this.canvasEl.width - this.thumbEl.getWidth(), this.thumbEl.getLeft(true) - this.previewEl.getLeft(true));
1098 var sy = Math.min(this.canvasEl.height - this.thumbEl.getHeight(), this.thumbEl.getTop(true) - this.previewEl.getTop(true));
1100 sx = sx < 0 ? 0 : (sx / this.getScaleLevel());
1101 sy = sy < 0 ? 0 : (sy / this.getScaleLevel());
1103 sy += (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? 0 : Math.abs(this.imageEl.OriginWidth - this.imageEl.OriginHeight);
1105 context.drawImage(imageCanvas, sx, sy, width, height, x, y, width, height);
1112 this.cropData = canvas.toDataURL(this.cropType);
1114 if(this.fireEvent('crop', this, this.cropData) !== false){
1115 this.process(this.file, this.cropData);
1122 setThumbBoxSize : function()
1126 if(this.isDocument && typeof(this.imageEl) != 'undefined'){
1127 width = (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? Math.max(this.minWidth, this.minHeight) : Math.min(this.minWidth, this.minHeight);
1128 height = (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? Math.min(this.minWidth, this.minHeight) : Math.max(this.minWidth, this.minHeight);
1130 this.minWidth = width;
1131 this.minHeight = height;
1133 if(this.rotate == 90 || this.rotate == 270){
1134 this.minWidth = height;
1135 this.minHeight = width;
1139 height = this.windowSize;
1140 width = Math.ceil(this.minWidth * height / this.minHeight);
1142 if(this.minWidth > this.minHeight){
1143 width = this.windowSize;
1144 height = Math.ceil(this.minHeight * width / this.minWidth);
1147 this.thumbEl.setStyle({
1148 width : width + 'px',
1149 height : height + 'px'
1156 setThumbBoxPosition : function()
1158 var x = Math.ceil((this.bodyEl.getWidth() - this.thumbEl.getWidth()) / 2 );
1159 var y = Math.ceil((this.bodyEl.getHeight() - this.thumbEl.getHeight()) / 2);
1161 this.thumbEl.setLeft(x);
1162 this.thumbEl.setTop(y);
1166 baseRotateLevel : function()
1168 this.baseRotate = 1;
1171 typeof(this.exif) != 'undefined' &&
1172 typeof(this.exif[Roo.dialog.UploadCropbox['tags']['Orientation']]) != 'undefined' &&
1173 [1, 3, 6, 8].indexOf(this.exif[Roo.dialog.UploadCropbox['tags']['Orientation']]) != -1
1175 this.baseRotate = this.exif[Roo.dialog.UploadCropbox['tags']['Orientation']];
1178 this.rotate = Roo.dialog.UploadCropbox['Orientation'][this.baseRotate];
1182 baseScaleLevel : function()
1186 if(this.isDocument){
1188 if(this.baseRotate == 6 || this.baseRotate == 8){
1190 height = this.thumbEl.getHeight();
1191 this.baseScale = height / this.imageEl.OriginWidth;
1193 if(this.imageEl.OriginHeight * this.baseScale > this.thumbEl.getWidth()){
1194 width = this.thumbEl.getWidth();
1195 this.baseScale = width / this.imageEl.OriginHeight;
1201 height = this.thumbEl.getHeight();
1202 this.baseScale = height / this.imageEl.OriginHeight;
1204 if(this.imageEl.OriginWidth * this.baseScale > this.thumbEl.getWidth()){
1205 width = this.thumbEl.getWidth();
1206 this.baseScale = width / this.imageEl.OriginWidth;
1212 if(this.baseRotate == 6 || this.baseRotate == 8){
1214 width = this.thumbEl.getHeight();
1215 this.baseScale = width / this.imageEl.OriginHeight;
1217 if(this.imageEl.OriginHeight * this.baseScale < this.thumbEl.getWidth()){
1218 height = this.thumbEl.getWidth();
1219 this.baseScale = height / this.imageEl.OriginHeight;
1222 if(this.imageEl.OriginWidth > this.imageEl.OriginHeight){
1223 height = this.thumbEl.getWidth();
1224 this.baseScale = height / this.imageEl.OriginHeight;
1226 if(this.imageEl.OriginWidth * this.baseScale < this.thumbEl.getHeight()){
1227 width = this.thumbEl.getHeight();
1228 this.baseScale = width / this.imageEl.OriginWidth;
1235 width = this.thumbEl.getWidth();
1236 this.baseScale = width / this.imageEl.OriginWidth;
1238 if(this.imageEl.OriginHeight * this.baseScale < this.thumbEl.getHeight()){
1239 height = this.thumbEl.getHeight();
1240 this.baseScale = height / this.imageEl.OriginHeight;
1243 if(this.imageEl.OriginWidth > this.imageEl.OriginHeight){
1245 height = this.thumbEl.getHeight();
1246 this.baseScale = height / this.imageEl.OriginHeight;
1248 if(this.imageEl.OriginWidth * this.baseScale < this.thumbEl.getWidth()){
1249 width = this.thumbEl.getWidth();
1250 this.baseScale = width / this.imageEl.OriginWidth;
1255 if(this.imageEl.OriginWidth < this.minWidth || this.imageEl.OriginHeight < this.minHeight) {
1256 this.baseScale = width / this.minWidth;
1262 getScaleLevel : function()
1264 return this.baseScale * Math.pow(1.02, this.scale);
1267 onTouchStart : function(e)
1269 if(!this.canvasLoaded){
1270 this.beforeSelectFile(e);
1274 var touches = e.browserEvent.touches;
1280 if(touches.length == 1){
1281 this.onMouseDown(e);
1285 if(touches.length != 2){
1291 for(var i = 0, finger; finger = touches[i]; i++){
1292 coords.push(finger.pageX, finger.pageY);
1295 var x = Math.pow(coords[0] - coords[2], 2);
1296 var y = Math.pow(coords[1] - coords[3], 2);
1298 this.startDistance = Math.sqrt(x + y);
1300 this.startScale = this.scale;
1302 this.pinching = true;
1303 this.dragable = false;
1307 onTouchMove : function(e)
1309 if(!this.pinching && !this.dragable){
1313 var touches = e.browserEvent.touches;
1320 this.onMouseMove(e);
1326 for(var i = 0, finger; finger = touches[i]; i++){
1327 coords.push(finger.pageX, finger.pageY);
1330 var x = Math.pow(coords[0] - coords[2], 2);
1331 var y = Math.pow(coords[1] - coords[3], 2);
1333 this.endDistance = Math.sqrt(x + y);
1335 this.scale = this.startScale + Math.floor(Math.log(this.endDistance / this.startDistance) / Math.log(1.1));
1337 if(!this.zoomable()){
1338 this.scale = this.startScale;
1346 onTouchEnd : function(e)
1348 this.pinching = false;
1349 this.dragable = false;
1353 process : function(file, crop)
1356 this.maskEl.mask(this.loadingText);
1359 this.xhr = new XMLHttpRequest();
1361 file.xhr = this.xhr;
1363 this.xhr.open(this.method, this.url, true);
1366 "Accept": "application/json",
1367 "Cache-Control": "no-cache",
1368 "X-Requested-With": "XMLHttpRequest"
1371 for (var headerName in headers) {
1372 var headerValue = headers[headerName];
1374 this.xhr.setRequestHeader(headerName, headerValue);
1380 this.xhr.onload = function()
1382 _this.xhrOnLoad(_this.xhr);
1385 this.xhr.onerror = function()
1387 _this.xhrOnError(_this.xhr);
1390 var formData = new FormData();
1392 formData.append('returnHTML', 'NO');
1395 formData.append('crop', crop);
1396 var blobBin = atob(crop.split(',')[1]);
1398 for(var i = 0; i < blobBin.length; i++) {
1399 array.push(blobBin.charCodeAt(i));
1401 var croppedFile =new Blob([new Uint8Array(array)], {type: this.cropType});
1402 formData.append(this.paramName, croppedFile, file.name);
1405 if(typeof(file.filename) != 'undefined'){
1406 formData.append('filename', file.filename);
1409 if(typeof(file.mimetype) != 'undefined'){
1410 formData.append('mimetype', file.mimetype);
1413 if(this.fireEvent('arrange', this, formData) != false){
1414 this.xhr.send(formData);
1418 xhrOnLoad : function(xhr)
1421 this.maskEl.unmask();
1424 if (xhr.readyState !== 4) {
1425 this.fireEvent('exception', this, xhr);
1429 var response = Roo.decode(xhr.responseText);
1431 if(!response.success){
1432 this.fireEvent('exception', this, xhr);
1436 var response = Roo.decode(xhr.responseText);
1438 this.fireEvent('upload', this, response);
1442 xhrOnError : function()
1445 this.maskEl.unmask();
1448 Roo.log('xhr on error');
1450 var response = Roo.decode(xhr.responseText);
1456 prepare : function(file)
1459 this.maskEl.mask(this.loadingText);
1465 if(typeof(file) === 'string'){
1466 this.loadCanvas(file);
1470 if(!file || !this.urlAPI){
1475 if(typeof(file.type) != 'undefined' && file.type.length != 0) {
1476 this.cropType = file.type;
1481 if(this.fireEvent('prepare', this, this.file) != false){
1483 var reader = new FileReader();
1485 reader.onload = function (e) {
1486 if (e.target.error) {
1487 Roo.log(e.target.error);
1491 var buffer = e.target.result,
1492 dataView = new DataView(buffer),
1494 maxOffset = dataView.byteLength - 4,
1498 if (dataView.getUint16(0) === 0xffd8) {
1499 while (offset < maxOffset) {
1500 markerBytes = dataView.getUint16(offset);
1502 if ((markerBytes >= 0xffe0 && markerBytes <= 0xffef) || markerBytes === 0xfffe) {
1503 markerLength = dataView.getUint16(offset + 2) + 2;
1504 if (offset + markerLength > dataView.byteLength) {
1505 Roo.log('Invalid meta data: Invalid segment size.');
1509 if(markerBytes == 0xffe1){
1510 _this.parseExifData(
1517 offset += markerLength;
1527 var url = _this.urlAPI.createObjectURL(_this.file);
1529 _this.loadCanvas(url);
1534 reader.readAsArrayBuffer(this.file);
1540 parseExifData : function(dataView, offset, length)
1542 var tiffOffset = offset + 10,
1546 if (dataView.getUint32(offset + 4) !== 0x45786966) {
1547 // No Exif data, might be XMP data instead
1551 // Check for the ASCII code for "Exif" (0x45786966):
1552 if (dataView.getUint32(offset + 4) !== 0x45786966) {
1553 // No Exif data, might be XMP data instead
1556 if (tiffOffset + 8 > dataView.byteLength) {
1557 Roo.log('Invalid Exif data: Invalid segment size.');
1560 // Check for the two null bytes:
1561 if (dataView.getUint16(offset + 8) !== 0x0000) {
1562 Roo.log('Invalid Exif data: Missing byte alignment offset.');
1565 // Check the byte alignment:
1566 switch (dataView.getUint16(tiffOffset)) {
1568 littleEndian = true;
1571 littleEndian = false;
1574 Roo.log('Invalid Exif data: Invalid byte alignment marker.');
1577 // Check for the TIFF tag marker (0x002A):
1578 if (dataView.getUint16(tiffOffset + 2, littleEndian) !== 0x002A) {
1579 Roo.log('Invalid Exif data: Missing TIFF marker.');
1582 // Retrieve the directory offset bytes, usually 0x00000008 or 8 decimal:
1583 dirOffset = dataView.getUint32(tiffOffset + 4, littleEndian);
1588 tiffOffset + dirOffset,
1593 parseExifTags : function(dataView, tiffOffset, dirOffset, littleEndian)
1598 if (dirOffset + 6 > dataView.byteLength) {
1599 Roo.log('Invalid Exif data: Invalid directory offset.');
1602 tagsNumber = dataView.getUint16(dirOffset, littleEndian);
1603 dirEndOffset = dirOffset + 2 + 12 * tagsNumber;
1604 if (dirEndOffset + 4 > dataView.byteLength) {
1605 Roo.log('Invalid Exif data: Invalid directory size.');
1608 for (i = 0; i < tagsNumber; i += 1) {
1612 dirOffset + 2 + 12 * i, // tag offset
1616 // Return the offset to the next directory:
1617 return dataView.getUint32(dirEndOffset, littleEndian);
1620 parseExifTag : function (dataView, tiffOffset, offset, littleEndian)
1622 var tag = dataView.getUint16(offset, littleEndian);
1624 this.exif[tag] = this.getExifValue(
1628 dataView.getUint16(offset + 2, littleEndian), // tag type
1629 dataView.getUint32(offset + 4, littleEndian), // tag length
1634 getExifValue : function (dataView, tiffOffset, offset, type, length, littleEndian)
1636 var tagType = Roo.dialog.UploadCropbox.exifTagTypes[type],
1645 Roo.log('Invalid Exif data: Invalid tag type.');
1649 tagSize = tagType.size * length;
1650 // Determine if the value is contained in the dataOffset bytes,
1651 // or if the value at the dataOffset is a pointer to the actual data:
1652 dataOffset = tagSize > 4 ?
1653 tiffOffset + dataView.getUint32(offset + 8, littleEndian) : (offset + 8);
1654 if (dataOffset + tagSize > dataView.byteLength) {
1655 Roo.log('Invalid Exif data: Invalid data offset.');
1659 return tagType.getValue(dataView, dataOffset, littleEndian);
1662 for (i = 0; i < length; i += 1) {
1663 values[i] = tagType.getValue(dataView, dataOffset + i * tagType.size, littleEndian);
1666 if (tagType.ascii) {
1668 // Concatenate the chars:
1669 for (i = 0; i < values.length; i += 1) {
1671 // Ignore the terminating NULL byte(s):
1672 if (c === '\u0000') {
1684 Roo.apply(Roo.dialog.UploadCropbox, {
1686 'Orientation': 0x0112
1692 3: 180, //'bottom-right',
1693 // 4: 'bottom-left',
1695 6: 90, //'right-top',
1696 // 7: 'right-bottom',
1697 8: 270 //'left-bottom'
1701 // byte, 8-bit unsigned int:
1703 getValue: function (dataView, dataOffset) {
1704 return dataView.getUint8(dataOffset);
1708 // ascii, 8-bit byte:
1710 getValue: function (dataView, dataOffset) {
1711 return String.fromCharCode(dataView.getUint8(dataOffset));
1716 // short, 16 bit int:
1718 getValue: function (dataView, dataOffset, littleEndian) {
1719 return dataView.getUint16(dataOffset, littleEndian);
1723 // long, 32 bit int:
1725 getValue: function (dataView, dataOffset, littleEndian) {
1726 return dataView.getUint32(dataOffset, littleEndian);
1730 // rational = two long values, first is numerator, second is denominator:
1732 getValue: function (dataView, dataOffset, littleEndian) {
1733 return dataView.getUint32(dataOffset, littleEndian) /
1734 dataView.getUint32(dataOffset + 4, littleEndian);
1738 // slong, 32 bit signed int:
1740 getValue: function (dataView, dataOffset, littleEndian) {
1741 return dataView.getInt32(dataOffset, littleEndian);
1745 // srational, two slongs, first is numerator, second is denominator:
1747 getValue: function (dataView, dataOffset, littleEndian) {
1748 return dataView.getInt32(dataOffset, littleEndian) /
1749 dataView.getInt32(dataOffset + 4, littleEndian);
1759 cls : 'btn-group roo-upload-cropbox-rotate-left',
1760 action : 'rotate-left',
1764 cls : 'btn btn-default',
1765 html : '<i class="fa fa-undo"></i>'
1771 cls : 'btn-group roo-upload-cropbox-picture',
1776 cls : 'btn btn-default',
1777 html : '<i class="fa fa-picture-o"></i>'
1783 cls : 'btn-group roo-upload-cropbox-rotate-right',
1784 action : 'rotate-right',
1788 cls : 'btn btn-default',
1789 html : '<i class="fa fa-repeat"></i>'
1797 cls : 'btn-group roo-upload-cropbox-rotate-left',
1798 action : 'rotate-left',
1802 cls : 'btn btn-default',
1803 html : '<i class="fa fa-undo"></i>'
1809 cls : 'btn-group roo-upload-cropbox-download',
1810 action : 'download',
1814 cls : 'btn btn-default',
1815 html : '<i class="fa fa-download"></i>'
1821 cls : 'btn-group roo-upload-cropbox-crop',
1826 cls : 'btn btn-default',
1827 html : '<i class="fa fa-crop"></i>'
1833 cls : 'btn-group roo-upload-cropbox-trash',
1838 cls : 'btn btn-default',
1839 html : '<i class="fa fa-trash"></i>'
1845 cls : 'btn-group roo-upload-cropbox-rotate-right',
1846 action : 'rotate-right',
1850 cls : 'btn btn-default',
1851 html : '<i class="fa fa-repeat"></i>'
1859 cls : 'btn-group roo-upload-cropbox-rotate-left',
1860 action : 'rotate-left',
1864 cls : 'btn btn-default',
1865 html : '<i class="fa fa-undo"></i>'
1871 cls : 'btn-group roo-upload-cropbox-rotate-right',
1872 action : 'rotate-right',
1876 cls : 'btn btn-default',
1877 html : '<i class="fa fa-repeat"></i>'
1885 cls : 'btn-group roo-upload-cropbox-center',
1890 cls : 'btn btn-default',