7 * @class Roo.dialog.UploadCropbox
8 * @extends Roo.BoxComponent
9 * Dialog UploadCropbox class
10 * @cfg {String} emptyText show when image has been loaded
11 * @cfg {String} rotateNotify show when image too small to rotate
12 * @cfg {Number} errorTimeout default 3000
13 * @cfg {Number} minWidth default 300
14 * @cfg {Number} minHeight default 300
15 * @cfg {Array} buttons default ['rotateLeft', 'pictureBtn', 'rotateRight']
16 * @cfg {Boolean} isDocument (true|false) default false
17 * @cfg {String} url action url
18 * @cfg {String} paramName default 'imageUpload'
19 * @cfg {String} method default POST
20 * @cfg {Boolean} loadMask (true|false) default true
21 * @cfg {Boolean} loadingText default 'Loading...'
24 * Create a new UploadCropbox
25 * @param {Object} config The config object
28 Roo.dialog.UploadCropbox = function(config){
29 Roo.dialog.UploadCropbox.superclass.constructor.call(this, config);
33 * @event beforeselectfile
34 * Fire before select file
35 * @param {Roo.dialog.UploadCropbox} this
37 "beforeselectfile" : true,
40 * Fire after initEvent
41 * @param {Roo.dialog.UploadCropbox} this
46 * Fire after initEvent
47 * @param {Roo.dialog.UploadCropbox} this
48 * @param {String} data
53 * Fire when preparing the file data
54 * @param {Roo.dialog.UploadCropbox} this
55 * @param {Object} file
60 * Fire when get exception
61 * @param {Roo.dialog.UploadCropbox} this
62 * @param {XMLHttpRequest} xhr
66 * @event beforeloadcanvas
67 * Fire before load the canvas
68 * @param {Roo.dialog.UploadCropbox} this
71 "beforeloadcanvas" : true,
74 * Fire when trash image
75 * @param {Roo.dialog.UploadCropbox} this
80 * Fire when download the image
81 * @param {Roo.dialog.UploadCropbox} this
85 * @event footerbuttonclick
86 * Fire when footerbuttonclick
87 * @param {Roo.dialog.UploadCropbox} this
88 * @param {String} type
90 "footerbuttonclick" : true,
94 * @param {Roo.dialog.UploadCropbox} this
99 * Fire when rotate the image
100 * @param {Roo.dialog.UploadCropbox} this
101 * @param {String} pos
106 * Fire when inspect the file
107 * @param {Roo.dialog.UploadCropbox} this
108 * @param {Object} file
113 * Fire when xhr upload the file
114 * @param {Roo.dialog.UploadCropbox} this
115 * @param {Object} data
120 * Fire when arrange the file data
121 * @param {Roo.dialog.UploadCropbox} this
122 * @param {Object} formData
127 * Fire after load the canvas
128 * @param {Roo.dialog.UploadCropbox}
129 * @param {Object} imgEl
134 this.buttons = this.buttons || Roo.dialog.UploadCropbox.footer.STANDARD;
137 Roo.extend(Roo.dialog.UploadCropbox, Roo.Component, {
139 emptyText : 'Click to upload image',
140 rotateNotify : 'Image is too small to rotate',
155 cropType : 'image/jpeg',
157 canvasLoaded : false,
160 paramName : 'imageUpload',
162 loadingText : 'Loading...',
165 getAutoCreate : function()
169 cls : 'roo-upload-cropbox',
173 cls : 'roo-upload-cropbox-selector',
178 cls : 'roo-upload-cropbox-body',
179 style : 'cursor:pointer',
183 cls : 'roo-upload-cropbox-preview'
187 cls : 'roo-upload-cropbox-thumb'
191 cls : 'roo-upload-cropbox-empty-notify',
192 html : this.emptyText
196 cls : 'roo-upload-cropbox-error-notify alert alert-danger',
197 html : this.rotateNotify
203 cls : 'roo-upload-cropbox-footer',
206 cls : 'btn-group btn-group-justified roo-upload-cropbox-btn-group',
216 onRender : function(ct, position)
218 Roo.dialog.UploadCropbox.superclass.onRender.call(this, ct, position);
221 if (this.el.attr('xtype')) {
222 this.el.attr('xtypex', this.el.attr('xtype'));
223 this.el.dom.removeAttribute('xtype');
229 var cfg = Roo.apply({}, this.getAutoCreate());
231 cfg.id = this.id || Roo.id();
234 cfg.cls = (typeof(cfg.cls) == 'undefined' ? this.cls : cfg.cls) + ' ' + this.cls;
237 if (this.style) { // fixme needs to support more complex style data.
238 cfg.style = (typeof(cfg.style) == 'undefined' ? this.style : cfg.style) + '; ' + this.style;
241 this.el = ct.createChild(cfg, position);
246 if (this.buttons.length) {
248 Roo.each(this.buttons, function(bb) {
250 var btn = this.el.select('.roo-upload-cropbox-footer div.roo-upload-cropbox-btn-group').first().createChild(bb);
252 btn.on('click', this.onFooterButtonClick.createDelegate(this, [bb.action], true));
258 this.maskEl = this.el;
262 initEvents : function()
264 this.urlAPI = (window.createObjectURL && window) ||
265 (window.URL && URL.revokeObjectURL && URL) ||
266 (window.webkitURL && webkitURL);
268 this.bodyEl = this.el.select('.roo-upload-cropbox-body', true).first();
269 this.bodyEl.setVisibilityMode(Roo.Element.DISPLAY).originalDisplay = 'block';
271 this.selectorEl = this.el.select('.roo-upload-cropbox-selector', true).first();
272 this.selectorEl.hide();
274 this.previewEl = this.el.select('.roo-upload-cropbox-preview', true).first();
275 this.previewEl.setVisibilityMode(Roo.Element.DISPLAY).originalDisplay = 'block';
277 this.thumbEl = this.el.select('.roo-upload-cropbox-thumb', true).first();
278 this.thumbEl.setVisibilityMode(Roo.Element.DISPLAY).originalDisplay = 'block';
281 this.notifyEl = this.el.select('.roo-upload-cropbox-empty-notify', true).first();
282 this.notifyEl.setVisibilityMode(Roo.Element.DISPLAY).originalDisplay = 'block';
284 this.errorEl = this.el.select('.roo-upload-cropbox-error-notify', true).first();
285 this.errorEl.setVisibilityMode(Roo.Element.DISPLAY).originalDisplay = 'block';
288 this.footerEl = this.el.select('.roo-upload-cropbox-footer', true).first();
289 this.footerEl.setVisibilityMode(Roo.Element.DISPLAY).originalDisplay = 'block';
290 this.footerEl.hide();
292 this.setThumbBoxSize();
298 this.fireEvent('initial', this);
305 window.addEventListener("resize", function() { _this.resize(); } );
307 this.bodyEl.on('click', this.beforeSelectFile, this);
310 this.bodyEl.on('touchstart', this.onTouchStart, this);
311 this.bodyEl.on('touchmove', this.onTouchMove, this);
312 this.bodyEl.on('touchend', this.onTouchEnd, this);
316 this.bodyEl.on('mousedown', this.onMouseDown, this);
317 this.bodyEl.on('mousemove', this.onMouseMove, this);
318 var mousewheel = (/Firefox/i.test(navigator.userAgent))? 'DOMMouseScroll' : 'mousewheel';
319 this.bodyEl.on(mousewheel, this.onMouseWheel, this);
320 Roo.get(document).on('mouseup', this.onMouseUp, this);
323 this.selectorEl.on('change', this.onFileSelected, this);
332 this.dragable = false;
333 this.pinching = false;
336 this.cropData = false;
337 this.notifyEl.dom.innerHTML = this.emptyText;
339 // this.selectorEl.dom.value = '';
345 if(this.fireEvent('resize', this) != false){
346 this.setThumbBoxPosition();
347 this.setCanvasPosition();
351 onFooterButtonClick : function(e, el, o, type)
355 this.onRotateLeft(e);
357 case 'rotate-right' :
358 this.onRotateRight(e);
361 this.beforeSelectFile(e);
376 this.fireEvent('footerbuttonclick', this, type);
379 beforeSelectFile : function(e)
383 if(this.fireEvent('beforeselectfile', this) != false){
384 this.selectorEl.dom.click();
388 onFileSelected : function(e)
390 console.log("ON FILE SELECTED");
393 if(typeof(this.selectorEl.dom.files) == 'undefined' || !this.selectorEl.dom.files.length){
397 var file = this.selectorEl.dom.files[0];
399 if(this.fireEvent('inspect', this, file) != false){
407 this.fireEvent('trash', this);
410 download : function(e)
412 this.fireEvent('download', this);
415 loadCanvas : function(src)
417 console.log("LOAD CANVAS");
419 if(this.fireEvent('beforeloadcanvas', this, src) != false){
423 this.imageEl = document.createElement('img');
427 this.imageEl.addEventListener("load", function(){ _this.onLoadCanvas(); });
429 this.imageEl.src = src;
433 onLoadCanvas : function()
435 console.log("ON LOAD CANVAS");
436 this.imageEl.OriginWidth = this.imageEl.naturalWidth || this.imageEl.width;
437 this.imageEl.OriginHeight = this.imageEl.naturalHeight || this.imageEl.height;
439 if(this.fireEvent('loadcanvas', this, this.imageEl) != false){
441 this.bodyEl.un('click', this.beforeSelectFile, this);
443 this.notifyEl.hide();
445 this.footerEl.show();
447 this.baseRotateLevel();
450 this.setThumbBoxSize();
453 this.setThumbBoxPosition();
455 this.baseScaleLevel();
461 this.canvasLoaded = true;
466 this.maskEl.unmask();
471 setCanvasPosition : function()
473 console.log("SET CANVAS POSITION");
478 var pw = Math.ceil((this.bodyEl.getWidth() - this.canvasEl.width) / 2);
479 var ph = Math.ceil((this.bodyEl.getHeight() - this.canvasEl.height) / 2);
481 this.previewEl.setLeft(pw);
482 this.previewEl.setTop(ph);
486 onMouseDown : function(e)
488 console.log("ON MOUSE DOWN");
491 this.dragable = true;
492 this.pinching = false;
494 if(this.isDocument && (this.canvasEl.width < this.thumbEl.getWidth() || this.canvasEl.height < this.thumbEl.getHeight())){
495 this.dragable = false;
499 this.mouseX = Roo.isTouch ? e.browserEvent.touches[0].pageX : e.getPageX();
500 this.mouseY = Roo.isTouch ? e.browserEvent.touches[0].pageY : e.getPageY();
504 onMouseMove : function(e)
506 console.log ("ON MOUSE MOVE");
509 if(!this.canvasLoaded){
517 var minX = Math.ceil(this.thumbEl.getLeft(true));
518 var minY = Math.ceil(this.thumbEl.getTop(true));
525 var maxX = Math.ceil(minX + this.thumbEl.getWidth() - this.canvasEl.width);
526 var maxY = Math.ceil(minY + this.thumbEl.getHeight() - this.canvasEl.height);
533 if(minX < maxX && minY < maxY) {
537 var x = Roo.isTouch ? e.browserEvent.touches[0].pageX : e.getPageX();
538 var y = Roo.isTouch ? e.browserEvent.touches[0].pageY : e.getPageY();
543 console.log("MOVE LEFT / RIGHT");
545 console.log("MOVE UP / DOWN");
548 var bgX = Math.ceil(x + this.previewEl.getLeft(true));
549 var bgY = Math.ceil(y + this.previewEl.getTop(true));
556 // bgX = (minX < bgX) ? minX : ((maxX > bgX) ? maxX : bgX);
557 bgY = (minY < bgY) ? minY : ((maxY > bgY) ? maxY : bgY);
559 this.previewEl.setLeft(bgX);
560 this.previewEl.setTop(bgY);
562 this.mouseX = Roo.isTouch ? e.browserEvent.touches[0].pageX : e.getPageX();
563 this.mouseY = Roo.isTouch ? e.browserEvent.touches[0].pageY : e.getPageY();
566 onMouseUp : function(e)
570 this.dragable = false;
573 onMouseWheel : function(e)
577 this.startScale = this.scale;
578 this.scale = (e.getWheelDelta() == 1) ? (this.scale + 1) : (this.scale - 1);
579 if(!this.zoomable()){
580 this.scale = this.startScale;
589 zoomable : function()
591 var minScale = this.thumbEl.getWidth() / this.minWidth;
593 if(this.minWidth < this.minHeight){
594 minScale = this.thumbEl.getHeight() / this.minHeight;
597 var width = Math.ceil(this.imageEl.OriginWidth * this.getScaleLevel() / minScale);
598 var height = Math.ceil(this.imageEl.OriginHeight * this.getScaleLevel() / minScale);
600 var maxWidth = this.imageEl.OriginWidth;
601 var maxHeight = this.imageEl.OriginHeight;
605 (this.rotate == 0 || this.rotate == 180) &&
607 width > this.imageEl.OriginWidth ||
608 height > this.imageEl.OriginHeight ||
609 (width < this.minWidth && height < this.minHeight)
617 (this.rotate == 90 || this.rotate == 270) &&
619 width > this.imageEl.OriginWidth ||
620 height > this.imageEl.OriginHeight ||
621 (width < this.minHeight && height < this.minWidth)
629 (this.rotate == 0 || this.rotate == 180) &&
631 width < this.minWidth ||
632 height < this.minHeight ||
642 (this.rotate == 90 || this.rotate == 270) &&
644 width < this.minHeight ||
645 width > this.imageEl.OriginWidth ||
646 height < this.minWidth ||
647 height > this.imageEl.OriginHeight
657 onRotateLeft : function(e)
659 if(!this.isDocument && (this.canvasEl.height < this.thumbEl.getWidth() || this.canvasEl.width < this.thumbEl.getHeight())){
661 var minScale = this.thumbEl.getWidth() / this.minWidth;
663 var bw = Math.ceil(this.canvasEl.width / this.getScaleLevel());
664 var bh = Math.ceil(this.canvasEl.height / this.getScaleLevel());
666 this.startScale = this.scale;
668 while (this.getScaleLevel() < minScale){
670 this.scale = this.scale + 1;
672 if(!this.zoomable()){
677 Math.ceil(bw * this.getScaleLevel()) < this.thumbEl.getHeight() ||
678 Math.ceil(bh * this.getScaleLevel()) < this.thumbEl.getWidth()
683 this.rotate = (this.rotate < 90) ? 270 : this.rotate - 90;
690 this.scale = this.startScale;
697 this.rotate = (this.rotate < 90) ? 270 : this.rotate - 90;
700 this.setThumbBoxSize();
701 this.setThumbBoxPosition();
702 this.setCanvasPosition();
707 this.fireEvent('rotate', this, 'left');
711 onRotateRight : function(e)
713 if(!this.isDocument && (this.canvasEl.height < this.thumbEl.getWidth() || this.canvasEl.width < this.thumbEl.getHeight())){
715 var minScale = this.thumbEl.getWidth() / this.minWidth;
717 var bw = Math.ceil(this.canvasEl.width / this.getScaleLevel());
718 var bh = Math.ceil(this.canvasEl.height / this.getScaleLevel());
720 this.startScale = this.scale;
722 while (this.getScaleLevel() < minScale){
724 this.scale = this.scale + 1;
726 if(!this.zoomable()){
731 Math.ceil(bw * this.getScaleLevel()) < this.thumbEl.getHeight() ||
732 Math.ceil(bh * this.getScaleLevel()) < this.thumbEl.getWidth()
737 this.rotate = (this.rotate > 180) ? 0 : this.rotate + 90;
744 this.scale = this.startScale;
751 this.rotate = (this.rotate > 180) ? 0 : this.rotate + 90;
754 this.setThumbBoxSize();
755 this.setThumbBoxPosition();
756 this.setCanvasPosition();
761 this.fireEvent('rotate', this, 'right');
764 onRotateFail : function()
766 this.errorEl.show(true);
770 (function() { _this.errorEl.hide(true); }).defer(this.errorTimeout);
776 this.previewEl.dom.innerHTML = '';
778 var canvasEl = document.createElement("canvas");
780 var contextEl = canvasEl.getContext("2d");
782 console.log(this.getScaleLevel());
784 canvasEl.width = this.imageEl.OriginWidth * this.getScaleLevel();
785 canvasEl.height = this.imageEl.OriginWidth * this.getScaleLevel();
786 var center = this.imageEl.OriginWidth / 2;
788 if(this.imageEl.OriginWidth < this.imageEl.OriginHeight){
789 canvasEl.width = this.imageEl.OriginHeight * this.getScaleLevel();
790 canvasEl.height = this.imageEl.OriginHeight * this.getScaleLevel();
791 center = this.imageEl.OriginHeight / 2;
794 contextEl.scale(this.getScaleLevel(), this.getScaleLevel());
796 contextEl.translate(center, center);
797 contextEl.rotate(this.rotate * Math.PI / 180);
799 contextEl.drawImage(this.imageEl, 0, 0, this.imageEl.OriginWidth, this.imageEl.OriginHeight, center * -1, center * -1, this.imageEl.OriginWidth, this.imageEl.OriginHeight);
801 this.canvasEl = document.createElement("canvas");
803 this.contextEl = this.canvasEl.getContext("2d");
805 switch (this.rotate) {
808 this.canvasEl.width = this.imageEl.OriginWidth * this.getScaleLevel();
809 this.canvasEl.height = this.imageEl.OriginHeight * this.getScaleLevel();
811 this.contextEl.drawImage(canvasEl, 0, 0, this.canvasEl.width, this.canvasEl.height, 0, 0, this.canvasEl.width, this.canvasEl.height);
816 this.canvasEl.width = this.imageEl.OriginHeight * this.getScaleLevel();
817 this.canvasEl.height = this.imageEl.OriginWidth * this.getScaleLevel();
819 if(this.imageEl.OriginWidth > this.imageEl.OriginHeight){
820 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);
824 this.contextEl.drawImage(canvasEl, 0, 0, this.canvasEl.width, this.canvasEl.height, 0, 0, this.canvasEl.width, this.canvasEl.height);
829 this.canvasEl.width = this.imageEl.OriginWidth * this.getScaleLevel();
830 this.canvasEl.height = this.imageEl.OriginHeight * this.getScaleLevel();
832 if(this.imageEl.OriginWidth > this.imageEl.OriginHeight){
833 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);
837 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);
842 this.canvasEl.width = this.imageEl.OriginHeight * this.getScaleLevel();
843 this.canvasEl.height = this.imageEl.OriginWidth * this.getScaleLevel();
845 if(this.imageEl.OriginWidth > this.imageEl.OriginHeight){
846 this.contextEl.drawImage(canvasEl, 0, 0, this.canvasEl.width, this.canvasEl.height, 0, 0, this.canvasEl.width, this.canvasEl.height);
850 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);
857 this.previewEl.appendChild(this.canvasEl);
859 this.setCanvasPosition();
864 if(!this.canvasLoaded){
868 var imageCanvas = document.createElement("canvas");
870 var imageContext = imageCanvas.getContext("2d");
872 imageCanvas.width = (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? this.imageEl.OriginWidth : this.imageEl.OriginHeight;
873 imageCanvas.height = (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? this.imageEl.OriginWidth : this.imageEl.OriginHeight;
875 var center = imageCanvas.width / 2;
877 imageContext.translate(center, center);
879 imageContext.rotate(this.rotate * Math.PI / 180);
881 imageContext.drawImage(this.imageEl, 0, 0, this.imageEl.OriginWidth, this.imageEl.OriginHeight, center * -1, center * -1, this.imageEl.OriginWidth, this.imageEl.OriginHeight);
883 var canvas = document.createElement("canvas");
885 var context = canvas.getContext("2d");
887 canvas.width = this.minWidth;
888 canvas.height = this.minHeight;
890 switch (this.rotate) {
893 var width = (this.thumbEl.getWidth() / this.getScaleLevel() > this.imageEl.OriginWidth) ? this.imageEl.OriginWidth : (this.thumbEl.getWidth() / this.getScaleLevel());
894 var height = (this.thumbEl.getHeight() / this.getScaleLevel() > this.imageEl.OriginHeight) ? this.imageEl.OriginHeight : (this.thumbEl.getHeight() / this.getScaleLevel());
896 var x = (this.thumbEl.getLeft(true) > this.previewEl.getLeft(true)) ? 0 : ((this.previewEl.getLeft(true) - this.thumbEl.getLeft(true)) / this.getScaleLevel());
897 var y = (this.thumbEl.getTop(true) > this.previewEl.getTop(true)) ? 0 : ((this.previewEl.getTop(true) - this.thumbEl.getTop(true)) / this.getScaleLevel());
899 var targetWidth = this.minWidth - 2 * x;
900 var targetHeight = this.minHeight - 2 * y;
904 if((x == 0 && y == 0) || (x == 0 && y > 0)){
905 scale = targetWidth / width;
909 scale = targetHeight / height;
913 scale = targetWidth / width;
916 scale = targetHeight / height;
920 context.scale(scale, scale);
922 var sx = Math.min(this.canvasEl.width - this.thumbEl.getWidth(), this.thumbEl.getLeft(true) - this.previewEl.getLeft(true));
923 var sy = Math.min(this.canvasEl.height - this.thumbEl.getHeight(), this.thumbEl.getTop(true) - this.previewEl.getTop(true));
925 sx = sx < 0 ? 0 : (sx / this.getScaleLevel());
926 sy = sy < 0 ? 0 : (sy / this.getScaleLevel());
928 context.drawImage(imageCanvas, sx, sy, width, height, x, y, width, height);
933 var width = (this.thumbEl.getWidth() / this.getScaleLevel() > this.imageEl.OriginHeight) ? this.imageEl.OriginHeight : (this.thumbEl.getWidth() / this.getScaleLevel());
934 var height = (this.thumbEl.getHeight() / this.getScaleLevel() > this.imageEl.OriginWidth) ? this.imageEl.OriginWidth : (this.thumbEl.getHeight() / this.getScaleLevel());
936 var x = (this.thumbEl.getLeft(true) > this.previewEl.getLeft(true)) ? 0 : ((this.previewEl.getLeft(true) - this.thumbEl.getLeft(true)) / this.getScaleLevel());
937 var y = (this.thumbEl.getTop(true) > this.previewEl.getTop(true)) ? 0 : ((this.previewEl.getTop(true) - this.thumbEl.getTop(true)) / this.getScaleLevel());
939 var targetWidth = this.minWidth - 2 * x;
940 var targetHeight = this.minHeight - 2 * y;
944 if((x == 0 && y == 0) || (x == 0 && y > 0)){
945 scale = targetWidth / width;
949 scale = targetHeight / height;
953 scale = targetWidth / width;
956 scale = targetHeight / height;
960 context.scale(scale, scale);
962 var sx = Math.min(this.canvasEl.width - this.thumbEl.getWidth(), this.thumbEl.getLeft(true) - this.previewEl.getLeft(true));
963 var sy = Math.min(this.canvasEl.height - this.thumbEl.getHeight(), 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 sx += (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? Math.abs(this.imageEl.OriginWidth - this.imageEl.OriginHeight) : 0;
970 context.drawImage(imageCanvas, sx, sy, width, height, x, y, width, height);
975 var width = (this.thumbEl.getWidth() / this.getScaleLevel() > this.imageEl.OriginWidth) ? this.imageEl.OriginWidth : (this.thumbEl.getWidth() / this.getScaleLevel());
976 var height = (this.thumbEl.getHeight() / this.getScaleLevel() > this.imageEl.OriginHeight) ? this.imageEl.OriginHeight : (this.thumbEl.getHeight() / this.getScaleLevel());
978 var x = (this.thumbEl.getLeft(true) > this.previewEl.getLeft(true)) ? 0 : ((this.previewEl.getLeft(true) - this.thumbEl.getLeft(true)) / this.getScaleLevel());
979 var y = (this.thumbEl.getTop(true) > this.previewEl.getTop(true)) ? 0 : ((this.previewEl.getTop(true) - this.thumbEl.getTop(true)) / this.getScaleLevel());
981 var targetWidth = this.minWidth - 2 * x;
982 var targetHeight = this.minHeight - 2 * y;
986 if((x == 0 && y == 0) || (x == 0 && y > 0)){
987 scale = targetWidth / width;
991 scale = targetHeight / height;
995 scale = targetWidth / width;
998 scale = targetHeight / height;
1002 context.scale(scale, scale);
1004 var sx = Math.min(this.canvasEl.width - this.thumbEl.getWidth(), this.thumbEl.getLeft(true) - this.previewEl.getLeft(true));
1005 var sy = Math.min(this.canvasEl.height - this.thumbEl.getHeight(), this.thumbEl.getTop(true) - this.previewEl.getTop(true));
1007 sx = sx < 0 ? 0 : (sx / this.getScaleLevel());
1008 sy = sy < 0 ? 0 : (sy / this.getScaleLevel());
1010 sx += (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? 0 : Math.abs(this.imageEl.OriginWidth - this.imageEl.OriginHeight);
1011 sy += (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? Math.abs(this.imageEl.OriginWidth - this.imageEl.OriginHeight) : 0;
1013 context.drawImage(imageCanvas, sx, sy, width, height, x, y, width, height);
1018 var width = (this.thumbEl.getWidth() / this.getScaleLevel() > this.imageEl.OriginHeight) ? this.imageEl.OriginHeight : (this.thumbEl.getWidth() / this.getScaleLevel());
1019 var height = (this.thumbEl.getHeight() / this.getScaleLevel() > this.imageEl.OriginWidth) ? this.imageEl.OriginWidth : (this.thumbEl.getHeight() / this.getScaleLevel());
1021 var x = (this.thumbEl.getLeft(true) > this.previewEl.getLeft(true)) ? 0 : ((this.previewEl.getLeft(true) - this.thumbEl.getLeft(true)) / this.getScaleLevel());
1022 var y = (this.thumbEl.getTop(true) > this.previewEl.getTop(true)) ? 0 : ((this.previewEl.getTop(true) - this.thumbEl.getTop(true)) / this.getScaleLevel());
1024 var targetWidth = this.minWidth - 2 * x;
1025 var targetHeight = this.minHeight - 2 * y;
1029 if((x == 0 && y == 0) || (x == 0 && y > 0)){
1030 scale = targetWidth / width;
1033 if(x > 0 && y == 0){
1034 scale = targetHeight / height;
1038 scale = targetWidth / width;
1041 scale = targetHeight / height;
1045 context.scale(scale, scale);
1047 var sx = Math.min(this.canvasEl.width - this.thumbEl.getWidth(), this.thumbEl.getLeft(true) - this.previewEl.getLeft(true));
1048 var sy = Math.min(this.canvasEl.height - this.thumbEl.getHeight(), this.thumbEl.getTop(true) - this.previewEl.getTop(true));
1050 sx = sx < 0 ? 0 : (sx / this.getScaleLevel());
1051 sy = sy < 0 ? 0 : (sy / this.getScaleLevel());
1053 sy += (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? 0 : Math.abs(this.imageEl.OriginWidth - this.imageEl.OriginHeight);
1055 context.drawImage(imageCanvas, sx, sy, width, height, x, y, width, height);
1062 this.cropData = canvas.toDataURL(this.cropType);
1064 if(this.fireEvent('crop', this, this.cropData) !== false){
1065 this.process(this.file, this.cropData);
1072 setThumbBoxSize : function()
1076 if(this.isDocument && typeof(this.imageEl) != 'undefined'){
1077 width = (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? Math.max(this.minWidth, this.minHeight) : Math.min(this.minWidth, this.minHeight);
1078 height = (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? Math.min(this.minWidth, this.minHeight) : Math.max(this.minWidth, this.minHeight);
1080 this.minWidth = width;
1081 this.minHeight = height;
1083 if(this.rotate == 90 || this.rotate == 270){
1084 this.minWidth = height;
1085 this.minHeight = width;
1090 width = Math.ceil(this.minWidth * height / this.minHeight);
1092 if(this.minWidth > this.minHeight){
1094 height = Math.ceil(this.minHeight * width / this.minWidth);
1097 this.thumbEl.setStyle({
1098 width : width + 'px',
1099 height : height + 'px'
1106 setThumbBoxPosition : function()
1108 console.log("SET THUMBBOX POSITION");
1109 var x = Math.ceil((this.bodyEl.getWidth() - this.thumbEl.getWidth()) / 2 );
1110 var y = Math.ceil((this.bodyEl.getHeight() - this.thumbEl.getHeight()) / 2);
1112 this.thumbEl.setLeft(x);
1113 this.thumbEl.setTop(y);
1117 baseRotateLevel : function()
1119 console.log("BASE ROTATE LEVEL");
1120 this.baseRotate = 1;
1123 typeof(this.exif) != 'undefined' &&
1124 typeof(this.exif[Roo.dialog.UploadCropbox['tags']['Orientation']]) != 'undefined' &&
1125 [1, 3, 6, 8].indexOf(this.exif[Roo.dialog.UploadCropbox['tags']['Orientation']]) != -1
1127 this.baseRotate = this.exif[Roo.dialog.UploadCropbox['tags']['Orientation']];
1130 this.rotate = Roo.dialog.UploadCropbox['Orientation'][this.baseRotate];
1134 baseScaleLevel : function()
1136 console.log("BASE SCALE LEVEL");
1139 if(this.isDocument){
1141 if(this.baseRotate == 6 || this.baseRotate == 8){
1143 height = this.thumbEl.getHeight();
1144 this.baseScale = height / this.imageEl.OriginWidth;
1146 if(this.imageEl.OriginHeight * this.baseScale > this.thumbEl.getWidth()){
1147 width = this.thumbEl.getWidth();
1148 this.baseScale = width / this.imageEl.OriginHeight;
1154 height = this.thumbEl.getHeight();
1155 this.baseScale = height / this.imageEl.OriginHeight;
1157 if(this.imageEl.OriginWidth * this.baseScale > this.thumbEl.getWidth()){
1158 width = this.thumbEl.getWidth();
1159 this.baseScale = width / this.imageEl.OriginWidth;
1165 if(this.baseRotate == 6 || this.baseRotate == 8){
1167 width = this.thumbEl.getHeight();
1168 this.baseScale = width / this.imageEl.OriginHeight;
1170 if(this.imageEl.OriginHeight * this.baseScale < this.thumbEl.getWidth()){
1171 height = this.thumbEl.getWidth();
1172 this.baseScale = height / this.imageEl.OriginHeight;
1175 if(this.imageEl.OriginWidth > this.imageEl.OriginHeight){
1176 height = this.thumbEl.getWidth();
1177 this.baseScale = height / this.imageEl.OriginHeight;
1179 if(this.imageEl.OriginWidth * this.baseScale < this.thumbEl.getHeight()){
1180 width = this.thumbEl.getHeight();
1181 this.baseScale = width / this.imageEl.OriginWidth;
1188 width = this.thumbEl.getWidth();
1189 this.baseScale = width / this.imageEl.OriginWidth;
1191 if(this.imageEl.OriginHeight * this.baseScale < this.thumbEl.getHeight()){
1192 height = this.thumbEl.getHeight();
1193 this.baseScale = height / this.imageEl.OriginHeight;
1196 if(this.imageEl.OriginWidth > this.imageEl.OriginHeight){
1198 height = this.thumbEl.getHeight();
1199 this.baseScale = height / this.imageEl.OriginHeight;
1201 if(this.imageEl.OriginWidth * this.baseScale < this.thumbEl.getWidth()){
1202 width = this.thumbEl.getWidth();
1203 this.baseScale = width / this.imageEl.OriginWidth;
1208 if(this.imageEl.OriginWidth < this.minWidth || this.imageEl.OriginHeight < this.minHeight) {
1209 this.baseScale = width / this.minWidth;
1211 console.log(this.baseScale);
1215 getScaleLevel : function()
1217 return this.baseScale * Math.pow(1.02, this.scale);
1220 onTouchStart : function(e)
1222 if(!this.canvasLoaded){
1223 this.beforeSelectFile(e);
1227 var touches = e.browserEvent.touches;
1233 if(touches.length == 1){
1234 this.onMouseDown(e);
1238 if(touches.length != 2){
1244 for(var i = 0, finger; finger = touches[i]; i++){
1245 coords.push(finger.pageX, finger.pageY);
1248 var x = Math.pow(coords[0] - coords[2], 2);
1249 var y = Math.pow(coords[1] - coords[3], 2);
1251 this.startDistance = Math.sqrt(x + y);
1253 this.startScale = this.scale;
1255 this.pinching = true;
1256 this.dragable = false;
1260 onTouchMove : function(e)
1262 if(!this.pinching && !this.dragable){
1266 var touches = e.browserEvent.touches;
1273 this.onMouseMove(e);
1279 for(var i = 0, finger; finger = touches[i]; i++){
1280 coords.push(finger.pageX, finger.pageY);
1283 var x = Math.pow(coords[0] - coords[2], 2);
1284 var y = Math.pow(coords[1] - coords[3], 2);
1286 this.endDistance = Math.sqrt(x + y);
1288 this.scale = this.startScale + Math.floor(Math.log(this.endDistance / this.startDistance) / Math.log(1.1));
1290 if(!this.zoomable()){
1291 this.scale = this.startScale;
1299 onTouchEnd : function(e)
1301 this.pinching = false;
1302 this.dragable = false;
1306 process : function(file, crop)
1309 this.maskEl.mask(this.loadingText);
1312 this.xhr = new XMLHttpRequest();
1314 file.xhr = this.xhr;
1316 this.xhr.open(this.method, this.url, true);
1319 "Accept": "application/json",
1320 "Cache-Control": "no-cache",
1321 "X-Requested-With": "XMLHttpRequest"
1324 for (var headerName in headers) {
1325 var headerValue = headers[headerName];
1327 this.xhr.setRequestHeader(headerName, headerValue);
1333 this.xhr.onload = function()
1335 _this.xhrOnLoad(_this.xhr);
1338 this.xhr.onerror = function()
1340 _this.xhrOnError(_this.xhr);
1343 var formData = new FormData();
1345 formData.append('returnHTML', 'NO');
1348 formData.append('crop', crop);
1351 if(typeof(file) != 'undefined' && (typeof(file.id) == 'undefined' || file.id * 1 < 1)){
1352 formData.append(this.paramName, file, file.name);
1355 if(typeof(file.filename) != 'undefined'){
1356 formData.append('filename', file.filename);
1359 if(typeof(file.mimetype) != 'undefined'){
1360 formData.append('mimetype', file.mimetype);
1363 if(this.fireEvent('arrange', this, formData) != false){
1364 this.xhr.send(formData);
1368 xhrOnLoad : function(xhr)
1371 this.maskEl.unmask();
1374 if (xhr.readyState !== 4) {
1375 this.fireEvent('exception', this, xhr);
1379 var response = Roo.decode(xhr.responseText);
1381 if(!response.success){
1382 this.fireEvent('exception', this, xhr);
1386 var response = Roo.decode(xhr.responseText);
1388 this.fireEvent('upload', this, response);
1392 xhrOnError : function()
1395 this.maskEl.unmask();
1398 Roo.log('xhr on error');
1400 var response = Roo.decode(xhr.responseText);
1406 prepare : function(file)
1408 console.log("PREPARE");
1411 this.maskEl.mask(this.loadingText);
1417 if(typeof(file) === 'string'){
1418 this.loadCanvas(file);
1422 if(!file || !this.urlAPI){
1427 this.cropType = file.type;
1431 if(this.fireEvent('prepare', this, this.file) != false){
1433 var reader = new FileReader();
1435 reader.onload = function (e) {
1436 if (e.target.error) {
1437 Roo.log(e.target.error);
1441 var buffer = e.target.result,
1442 dataView = new DataView(buffer),
1444 maxOffset = dataView.byteLength - 4,
1448 if (dataView.getUint16(0) === 0xffd8) {
1449 while (offset < maxOffset) {
1450 markerBytes = dataView.getUint16(offset);
1452 if ((markerBytes >= 0xffe0 && markerBytes <= 0xffef) || markerBytes === 0xfffe) {
1453 markerLength = dataView.getUint16(offset + 2) + 2;
1454 if (offset + markerLength > dataView.byteLength) {
1455 Roo.log('Invalid meta data: Invalid segment size.');
1459 if(markerBytes == 0xffe1){
1460 _this.parseExifData(
1467 offset += markerLength;
1477 var url = _this.urlAPI.createObjectURL(_this.file);
1479 _this.loadCanvas(url);
1484 reader.readAsArrayBuffer(this.file);
1490 parseExifData : function(dataView, offset, length)
1492 var tiffOffset = offset + 10,
1496 if (dataView.getUint32(offset + 4) !== 0x45786966) {
1497 // No Exif data, might be XMP data instead
1501 // Check for the ASCII code for "Exif" (0x45786966):
1502 if (dataView.getUint32(offset + 4) !== 0x45786966) {
1503 // No Exif data, might be XMP data instead
1506 if (tiffOffset + 8 > dataView.byteLength) {
1507 Roo.log('Invalid Exif data: Invalid segment size.');
1510 // Check for the two null bytes:
1511 if (dataView.getUint16(offset + 8) !== 0x0000) {
1512 Roo.log('Invalid Exif data: Missing byte alignment offset.');
1515 // Check the byte alignment:
1516 switch (dataView.getUint16(tiffOffset)) {
1518 littleEndian = true;
1521 littleEndian = false;
1524 Roo.log('Invalid Exif data: Invalid byte alignment marker.');
1527 // Check for the TIFF tag marker (0x002A):
1528 if (dataView.getUint16(tiffOffset + 2, littleEndian) !== 0x002A) {
1529 Roo.log('Invalid Exif data: Missing TIFF marker.');
1532 // Retrieve the directory offset bytes, usually 0x00000008 or 8 decimal:
1533 dirOffset = dataView.getUint32(tiffOffset + 4, littleEndian);
1538 tiffOffset + dirOffset,
1543 parseExifTags : function(dataView, tiffOffset, dirOffset, littleEndian)
1548 if (dirOffset + 6 > dataView.byteLength) {
1549 Roo.log('Invalid Exif data: Invalid directory offset.');
1552 tagsNumber = dataView.getUint16(dirOffset, littleEndian);
1553 dirEndOffset = dirOffset + 2 + 12 * tagsNumber;
1554 if (dirEndOffset + 4 > dataView.byteLength) {
1555 Roo.log('Invalid Exif data: Invalid directory size.');
1558 for (i = 0; i < tagsNumber; i += 1) {
1562 dirOffset + 2 + 12 * i, // tag offset
1566 // Return the offset to the next directory:
1567 return dataView.getUint32(dirEndOffset, littleEndian);
1570 parseExifTag : function (dataView, tiffOffset, offset, littleEndian)
1572 var tag = dataView.getUint16(offset, littleEndian);
1574 this.exif[tag] = this.getExifValue(
1578 dataView.getUint16(offset + 2, littleEndian), // tag type
1579 dataView.getUint32(offset + 4, littleEndian), // tag length
1584 getExifValue : function (dataView, tiffOffset, offset, type, length, littleEndian)
1586 var tagType = Roo.dialog.UploadCropbox.exifTagTypes[type],
1595 Roo.log('Invalid Exif data: Invalid tag type.');
1599 tagSize = tagType.size * length;
1600 // Determine if the value is contained in the dataOffset bytes,
1601 // or if the value at the dataOffset is a pointer to the actual data:
1602 dataOffset = tagSize > 4 ?
1603 tiffOffset + dataView.getUint32(offset + 8, littleEndian) : (offset + 8);
1604 if (dataOffset + tagSize > dataView.byteLength) {
1605 Roo.log('Invalid Exif data: Invalid data offset.');
1609 return tagType.getValue(dataView, dataOffset, littleEndian);
1612 for (i = 0; i < length; i += 1) {
1613 values[i] = tagType.getValue(dataView, dataOffset + i * tagType.size, littleEndian);
1616 if (tagType.ascii) {
1618 // Concatenate the chars:
1619 for (i = 0; i < values.length; i += 1) {
1621 // Ignore the terminating NULL byte(s):
1622 if (c === '\u0000') {
1634 Roo.apply(Roo.dialog.UploadCropbox, {
1636 'Orientation': 0x0112
1642 3: 180, //'bottom-right',
1643 // 4: 'bottom-left',
1645 6: 90, //'right-top',
1646 // 7: 'right-bottom',
1647 8: 270 //'left-bottom'
1651 // byte, 8-bit unsigned int:
1653 getValue: function (dataView, dataOffset) {
1654 return dataView.getUint8(dataOffset);
1658 // ascii, 8-bit byte:
1660 getValue: function (dataView, dataOffset) {
1661 return String.fromCharCode(dataView.getUint8(dataOffset));
1666 // short, 16 bit int:
1668 getValue: function (dataView, dataOffset, littleEndian) {
1669 return dataView.getUint16(dataOffset, littleEndian);
1673 // long, 32 bit int:
1675 getValue: function (dataView, dataOffset, littleEndian) {
1676 return dataView.getUint32(dataOffset, littleEndian);
1680 // rational = two long values, first is numerator, second is denominator:
1682 getValue: function (dataView, dataOffset, littleEndian) {
1683 return dataView.getUint32(dataOffset, littleEndian) /
1684 dataView.getUint32(dataOffset + 4, littleEndian);
1688 // slong, 32 bit signed int:
1690 getValue: function (dataView, dataOffset, littleEndian) {
1691 return dataView.getInt32(dataOffset, littleEndian);
1695 // srational, two slongs, first is numerator, second is denominator:
1697 getValue: function (dataView, dataOffset, littleEndian) {
1698 return dataView.getInt32(dataOffset, littleEndian) /
1699 dataView.getInt32(dataOffset + 4, littleEndian);
1709 cls : 'btn-group roo-upload-cropbox-rotate-left',
1710 action : 'rotate-left',
1714 cls : 'btn btn-default',
1715 html : '<i class="fa fa-undo"></i>'
1721 cls : 'btn-group roo-upload-cropbox-picture',
1726 cls : 'btn btn-default',
1727 html : '<i class="fa fa-picture-o"></i>'
1733 cls : 'btn-group roo-upload-cropbox-rotate-right',
1734 action : 'rotate-right',
1738 cls : 'btn btn-default',
1739 html : '<i class="fa fa-repeat"></i>'
1747 cls : 'btn-group roo-upload-cropbox-rotate-left',
1748 action : 'rotate-left',
1752 cls : 'btn btn-default',
1753 html : '<i class="fa fa-undo"></i>'
1759 cls : 'btn-group roo-upload-cropbox-download',
1760 action : 'download',
1764 cls : 'btn btn-default',
1765 html : '<i class="fa fa-download"></i>'
1771 cls : 'btn-group roo-upload-cropbox-crop',
1776 cls : 'btn btn-default',
1777 html : '<i class="fa fa-crop"></i>'
1783 cls : 'btn-group roo-upload-cropbox-trash',
1788 cls : 'btn btn-default',
1789 html : '<i class="fa fa-trash"></i>'
1795 cls : 'btn-group roo-upload-cropbox-rotate-right',
1796 action : 'rotate-right',
1800 cls : 'btn btn-default',
1801 html : '<i class="fa fa-repeat"></i>'
1809 cls : 'btn-group roo-upload-cropbox-rotate-left',
1810 action : 'rotate-left',
1814 cls : 'btn btn-default',
1815 html : '<i class="fa fa-undo"></i>'
1821 cls : 'btn-group roo-upload-cropbox-rotate-right',
1822 action : 'rotate-right',
1826 cls : 'btn btn-default',
1827 html : '<i class="fa fa-repeat"></i>'