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)
392 if(typeof(this.selectorEl.dom.files) == 'undefined' || !this.selectorEl.dom.files.length){
396 var file = this.selectorEl.dom.files[0];
398 if(this.fireEvent('inspect', this, file) != false){
406 this.fireEvent('trash', this);
409 download : function(e)
411 this.fireEvent('download', this);
414 loadCanvas : function(src)
416 if(this.fireEvent('beforeloadcanvas', this, src) != false){
420 this.imageEl = document.createElement('img');
424 this.imageEl.addEventListener("load", function(){ _this.onLoadCanvas(); });
426 this.imageEl.src = src;
430 onLoadCanvas : function()
432 this.imageEl.OriginWidth = this.imageEl.naturalWidth || this.imageEl.width;
433 this.imageEl.OriginHeight = this.imageEl.naturalHeight || this.imageEl.height;
435 if(this.fireEvent('loadcanvas', this, this.imageEl) != false){
437 this.bodyEl.un('click', this.beforeSelectFile, this);
439 this.notifyEl.hide();
441 this.footerEl.show();
443 this.baseRotateLevel();
446 this.setThumbBoxSize();
449 this.setThumbBoxPosition();
451 this.baseScaleLevel();
457 this.canvasLoaded = true;
462 this.maskEl.unmask();
467 setCanvasPosition : function()
473 var pw = Math.ceil((this.bodyEl.getWidth() - this.canvasEl.width) / 2);
474 var ph = Math.ceil((this.bodyEl.getHeight() - this.canvasEl.height) / 2);
476 this.previewEl.setLeft(pw);
477 this.previewEl.setTop(ph);
481 onMouseDown : function(e)
485 this.dragable = true;
486 this.pinching = false;
488 if(this.isDocument && (this.canvasEl.width < this.thumbEl.getWidth() || this.canvasEl.height < this.thumbEl.getHeight())){
489 this.dragable = false;
493 this.mouseX = Roo.isTouch ? e.browserEvent.touches[0].pageX : e.getPageX();
494 this.mouseY = Roo.isTouch ? e.browserEvent.touches[0].pageY : e.getPageY();
498 onMouseMove : function(e)
502 if(!this.canvasLoaded){
510 var minX = Math.ceil(this.thumbEl.getLeft(true));
511 var minY = Math.ceil(this.thumbEl.getTop(true));
513 var maxX = Math.ceil(minX + this.thumbEl.getWidth() - this.canvasEl.width);
514 var maxY = Math.ceil(minY + this.thumbEl.getHeight() - this.canvasEl.height);
528 var x = Roo.isTouch ? e.browserEvent.touches[0].pageX : e.getPageX();
529 var y = Roo.isTouch ? e.browserEvent.touches[0].pageY : e.getPageY();
534 var bgX = Math.ceil(x + this.previewEl.getLeft(true));
535 var bgY = Math.ceil(y + this.previewEl.getTop(true));
537 bgX = (bgX < minX) ? minX : ((bgX > maxX) ? maxX : bgX);
538 bgY = (bgY < minY) ? minY : ((bgY > maxY) ? maxY : bgY);
540 this.previewEl.setLeft(bgX);
541 this.previewEl.setTop(bgY);
543 this.mouseX = Roo.isTouch ? e.browserEvent.touches[0].pageX : e.getPageX();
544 this.mouseY = Roo.isTouch ? e.browserEvent.touches[0].pageY : e.getPageY();
547 onMouseUp : function(e)
551 this.dragable = false;
554 onMouseWheel : function(e)
558 this.startScale = this.scale;
559 this.scale = (e.getWheelDelta() == 1) ? (this.scale + 1) : (this.scale - 1);
561 console.log("START SCALE:" + this.startScale);
562 console.log("TEST SCALE: " + this.scale);
563 if(!this.zoomable()){
564 this.scale = this.startScale;
568 console.log("END SCALE: " + this.scale);
575 zoomable : function()
577 var minScale = this.thumbEl.getWidth() / this.minWidth;
579 if(this.minWidth < this.minHeight){
580 minScale = this.thumbEl.getHeight() / this.minHeight;
583 console.log("MINSCALE: " + minScale);
585 var width = Math.ceil(this.imageEl.OriginWidth * this.getScaleLevel() / minScale);
586 var height = Math.ceil(this.imageEl.OriginHeight * this.getScaleLevel() / minScale);
588 console.log("WIDTH: " + width);
589 console.log("HEIGHT: " + height);
591 var maxWidth = this.imageEl.OriginWidth;
592 var maxHeight = this.imageEl.OriginHeight;
596 (this.rotate == 0 || this.rotate == 180) &&
598 width > this.imageEl.OriginWidth ||
599 height > this.imageEl.OriginHeight ||
600 (width < this.minWidth && height < this.minHeight)
608 (this.rotate == 90 || this.rotate == 270) &&
610 width > this.imageEl.OriginWidth ||
611 height > this.imageEl.OriginHeight ||
612 (width < this.minHeight && height < this.minWidth)
620 (this.rotate == 0 || this.rotate == 180) &&
622 width < this.minWidth ||
623 height < this.minHeight ||
633 (this.rotate == 90 || this.rotate == 270) &&
635 width < this.minHeight ||
636 width > this.imageEl.OriginWidth ||
637 height < this.minWidth ||
638 height > this.imageEl.OriginHeight
648 onRotateLeft : function(e)
650 if(!this.isDocument && (this.canvasEl.height < this.thumbEl.getWidth() || this.canvasEl.width < this.thumbEl.getHeight())){
652 var minScale = this.thumbEl.getWidth() / this.minWidth;
654 var bw = Math.ceil(this.canvasEl.width / this.getScaleLevel());
655 var bh = Math.ceil(this.canvasEl.height / this.getScaleLevel());
657 this.startScale = this.scale;
659 while (this.getScaleLevel() < minScale){
661 this.scale = this.scale + 1;
663 if(!this.zoomable()){
668 Math.ceil(bw * this.getScaleLevel()) < this.thumbEl.getHeight() ||
669 Math.ceil(bh * this.getScaleLevel()) < this.thumbEl.getWidth()
674 this.rotate = (this.rotate < 90) ? 270 : this.rotate - 90;
681 this.scale = this.startScale;
688 this.rotate = (this.rotate < 90) ? 270 : this.rotate - 90;
691 this.setThumbBoxSize();
692 this.setThumbBoxPosition();
693 this.setCanvasPosition();
698 this.fireEvent('rotate', this, 'left');
702 onRotateRight : function(e)
704 if(!this.isDocument && (this.canvasEl.height < this.thumbEl.getWidth() || this.canvasEl.width < this.thumbEl.getHeight())){
706 var minScale = this.thumbEl.getWidth() / this.minWidth;
708 var bw = Math.ceil(this.canvasEl.width / this.getScaleLevel());
709 var bh = Math.ceil(this.canvasEl.height / this.getScaleLevel());
711 this.startScale = this.scale;
713 while (this.getScaleLevel() < minScale){
715 this.scale = this.scale + 1;
717 if(!this.zoomable()){
722 Math.ceil(bw * this.getScaleLevel()) < this.thumbEl.getHeight() ||
723 Math.ceil(bh * this.getScaleLevel()) < this.thumbEl.getWidth()
728 this.rotate = (this.rotate > 180) ? 0 : this.rotate + 90;
735 this.scale = this.startScale;
742 this.rotate = (this.rotate > 180) ? 0 : this.rotate + 90;
745 this.setThumbBoxSize();
746 this.setThumbBoxPosition();
747 this.setCanvasPosition();
752 this.fireEvent('rotate', this, 'right');
755 onRotateFail : function()
757 this.errorEl.show(true);
761 (function() { _this.errorEl.hide(true); }).defer(this.errorTimeout);
767 this.previewEl.dom.innerHTML = '';
769 var canvasEl = document.createElement("canvas");
771 var contextEl = canvasEl.getContext("2d");
773 console.log(this.getScaleLevel());
775 canvasEl.width = this.imageEl.OriginWidth * this.getScaleLevel();
776 canvasEl.height = this.imageEl.OriginWidth * this.getScaleLevel();
777 var center = this.imageEl.OriginWidth / 2;
779 if(this.imageEl.OriginWidth < this.imageEl.OriginHeight){
780 canvasEl.width = this.imageEl.OriginHeight * this.getScaleLevel();
781 canvasEl.height = this.imageEl.OriginHeight * this.getScaleLevel();
782 center = this.imageEl.OriginHeight / 2;
785 contextEl.scale(this.getScaleLevel(), this.getScaleLevel());
787 contextEl.translate(center, center);
788 contextEl.rotate(this.rotate * Math.PI / 180);
790 contextEl.drawImage(this.imageEl, 0, 0, this.imageEl.OriginWidth, this.imageEl.OriginHeight, center * -1, center * -1, this.imageEl.OriginWidth, this.imageEl.OriginHeight);
792 this.canvasEl = document.createElement("canvas");
794 this.contextEl = this.canvasEl.getContext("2d");
796 switch (this.rotate) {
799 this.canvasEl.width = this.imageEl.OriginWidth * this.getScaleLevel();
800 this.canvasEl.height = this.imageEl.OriginHeight * this.getScaleLevel();
802 this.contextEl.drawImage(canvasEl, 0, 0, this.canvasEl.width, this.canvasEl.height, 0, 0, this.canvasEl.width, this.canvasEl.height);
807 this.canvasEl.width = this.imageEl.OriginHeight * this.getScaleLevel();
808 this.canvasEl.height = this.imageEl.OriginWidth * this.getScaleLevel();
810 if(this.imageEl.OriginWidth > this.imageEl.OriginHeight){
811 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);
815 this.contextEl.drawImage(canvasEl, 0, 0, this.canvasEl.width, this.canvasEl.height, 0, 0, this.canvasEl.width, this.canvasEl.height);
820 this.canvasEl.width = this.imageEl.OriginWidth * this.getScaleLevel();
821 this.canvasEl.height = this.imageEl.OriginHeight * this.getScaleLevel();
823 if(this.imageEl.OriginWidth > this.imageEl.OriginHeight){
824 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);
828 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);
833 this.canvasEl.width = this.imageEl.OriginHeight * this.getScaleLevel();
834 this.canvasEl.height = this.imageEl.OriginWidth * this.getScaleLevel();
836 if(this.imageEl.OriginWidth > this.imageEl.OriginHeight){
837 this.contextEl.drawImage(canvasEl, 0, 0, this.canvasEl.width, this.canvasEl.height, 0, 0, this.canvasEl.width, this.canvasEl.height);
841 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);
848 this.previewEl.appendChild(this.canvasEl);
850 this.setCanvasPosition();
856 if(!this.canvasLoaded){
860 var imageCanvas = document.createElement("canvas");
862 var imageContext = imageCanvas.getContext("2d");
864 imageCanvas.width = (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? this.imageEl.OriginWidth : this.imageEl.OriginHeight;
865 imageCanvas.height = (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? this.imageEl.OriginWidth : this.imageEl.OriginHeight;
867 console.log("IMAGECANVAS WIDTH: " + imageCanvas.width);
868 console.log("IMAGECANVAS HEIGHT: " + imageCanvas.height);
870 var center = imageCanvas.width / 2;
872 imageContext.translate(center, center);
874 imageContext.rotate(this.rotate * Math.PI / 180);
876 imageContext.drawImage(this.imageEl, 0, 0, this.imageEl.OriginWidth, this.imageEl.OriginHeight, center * -1, center * -1, this.imageEl.OriginWidth, this.imageEl.OriginHeight);
878 var canvas = document.createElement("canvas");
880 var context = canvas.getContext("2d");
882 canvas.width = this.minWidth;
884 canvas.height = this.minHeight;
886 console.log("CANVAS WIDTH: " + canvas.width);
887 console.log("CANVAS HEIGHT: " + canvas.height);
889 switch (this.rotate) {
892 var width = (this.thumbEl.getWidth() / this.getScaleLevel() > this.imageEl.OriginWidth) ? this.imageEl.OriginWidth : (this.thumbEl.getWidth() / this.getScaleLevel());
893 var height = (this.thumbEl.getHeight() / this.getScaleLevel() > this.imageEl.OriginHeight) ? this.imageEl.OriginHeight : (this.thumbEl.getHeight() / this.getScaleLevel());
895 console.log("WIDTH: " + width);
896 console.log("HEIGHT: " + height);
898 var x = (this.thumbEl.getLeft(true) > this.previewEl.getLeft(true)) ? 0 : ((this.previewEl.getLeft(true) - this.thumbEl.getLeft(true)) / this.getScaleLevel());
899 var y = (this.thumbEl.getTop(true) > this.previewEl.getTop(true)) ? 0 : ((this.previewEl.getTop(true) - this.thumbEl.getTop(true)) / this.getScaleLevel());
901 console.log("X: " + x);
902 console.log("Y: " + y);
904 var targetWidth = this.minWidth - 2 * x;
905 var targetHeight = this.minHeight - 2 * y;
907 console.log("targetWidth: " + targetWidth);
908 console.log("targetHeight: " + targetHeight);
912 if((x == 0 && y == 0) || (x == 0 && y > 0)){
913 scale = targetWidth / width;
917 scale = targetHeight / height;
921 scale = targetWidth / width;
924 scale = targetHeight / height;
928 console.log("scale: " + scale);
930 context.scale(scale, scale);
932 var sx = Math.min(this.canvasEl.width - this.thumbEl.getWidth(), this.thumbEl.getLeft(true) - this.previewEl.getLeft(true));
933 var sy = Math.min(this.canvasEl.height - this.thumbEl.getHeight(), this.thumbEl.getTop(true) - this.previewEl.getTop(true));
935 sx = sx < 0 ? 0 : (sx / this.getScaleLevel());
936 sy = sy < 0 ? 0 : (sy / this.getScaleLevel());
938 context.drawImage(imageCanvas, sx, sy, width, height, x, y, width, height);
943 var width = (this.thumbEl.getWidth() / this.getScaleLevel() > this.imageEl.OriginHeight) ? this.imageEl.OriginHeight : (this.thumbEl.getWidth() / this.getScaleLevel());
944 var height = (this.thumbEl.getHeight() / this.getScaleLevel() > this.imageEl.OriginWidth) ? this.imageEl.OriginWidth : (this.thumbEl.getHeight() / this.getScaleLevel());
946 var x = (this.thumbEl.getLeft(true) > this.previewEl.getLeft(true)) ? 0 : ((this.previewEl.getLeft(true) - this.thumbEl.getLeft(true)) / this.getScaleLevel());
947 var y = (this.thumbEl.getTop(true) > this.previewEl.getTop(true)) ? 0 : ((this.previewEl.getTop(true) - this.thumbEl.getTop(true)) / this.getScaleLevel());
949 var targetWidth = this.minWidth - 2 * x;
950 var targetHeight = this.minHeight - 2 * y;
954 if((x == 0 && y == 0) || (x == 0 && y > 0)){
955 scale = targetWidth / width;
959 scale = targetHeight / height;
963 scale = targetWidth / width;
966 scale = targetHeight / height;
970 context.scale(scale, scale);
972 var sx = Math.min(this.canvasEl.width - this.thumbEl.getWidth(), this.thumbEl.getLeft(true) - this.previewEl.getLeft(true));
973 var sy = Math.min(this.canvasEl.height - this.thumbEl.getHeight(), this.thumbEl.getTop(true) - this.previewEl.getTop(true));
975 sx = sx < 0 ? 0 : (sx / this.getScaleLevel());
976 sy = sy < 0 ? 0 : (sy / this.getScaleLevel());
978 sx += (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? Math.abs(this.imageEl.OriginWidth - this.imageEl.OriginHeight) : 0;
980 context.drawImage(imageCanvas, sx, sy, width, height, x, y, width, height);
985 var width = (this.thumbEl.getWidth() / this.getScaleLevel() > this.imageEl.OriginWidth) ? this.imageEl.OriginWidth : (this.thumbEl.getWidth() / this.getScaleLevel());
986 var height = (this.thumbEl.getHeight() / this.getScaleLevel() > this.imageEl.OriginHeight) ? this.imageEl.OriginHeight : (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) ? 0 : Math.abs(this.imageEl.OriginWidth - this.imageEl.OriginHeight);
1021 sy += (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? Math.abs(this.imageEl.OriginWidth - this.imageEl.OriginHeight) : 0;
1023 context.drawImage(imageCanvas, sx, sy, width, height, x, y, width, height);
1028 var width = (this.thumbEl.getWidth() / this.getScaleLevel() > this.imageEl.OriginHeight) ? this.imageEl.OriginHeight : (this.thumbEl.getWidth() / this.getScaleLevel());
1029 var height = (this.thumbEl.getHeight() / this.getScaleLevel() > this.imageEl.OriginWidth) ? this.imageEl.OriginWidth : (this.thumbEl.getHeight() / this.getScaleLevel());
1031 var x = (this.thumbEl.getLeft(true) > this.previewEl.getLeft(true)) ? 0 : ((this.previewEl.getLeft(true) - this.thumbEl.getLeft(true)) / this.getScaleLevel());
1032 var y = (this.thumbEl.getTop(true) > this.previewEl.getTop(true)) ? 0 : ((this.previewEl.getTop(true) - this.thumbEl.getTop(true)) / this.getScaleLevel());
1034 var targetWidth = this.minWidth - 2 * x;
1035 var targetHeight = this.minHeight - 2 * y;
1039 if((x == 0 && y == 0) || (x == 0 && y > 0)){
1040 scale = targetWidth / width;
1043 if(x > 0 && y == 0){
1044 scale = targetHeight / height;
1048 scale = targetWidth / width;
1051 scale = targetHeight / height;
1055 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 sy += (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? 0 : Math.abs(this.imageEl.OriginWidth - this.imageEl.OriginHeight);
1064 context.drawImage(imageCanvas, sx, sy, width, height, x, y, width, height);
1071 this.cropData = canvas.toDataURL(this.cropType);
1073 if(this.fireEvent('crop', this, this.cropData) !== false){
1074 this.process(this.file, this.cropData);
1081 setThumbBoxSize : function()
1085 if(this.isDocument && typeof(this.imageEl) != 'undefined'){
1086 width = (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? Math.max(this.minWidth, this.minHeight) : Math.min(this.minWidth, this.minHeight);
1087 height = (this.imageEl.OriginWidth > this.imageEl.OriginHeight) ? Math.min(this.minWidth, this.minHeight) : Math.max(this.minWidth, this.minHeight);
1089 this.minWidth = width;
1090 this.minHeight = height;
1092 if(this.rotate == 90 || this.rotate == 270){
1093 this.minWidth = height;
1094 this.minHeight = width;
1099 width = Math.ceil(this.minWidth * height / this.minHeight);
1101 if(this.minWidth > this.minHeight){
1103 height = Math.ceil(this.minHeight * width / this.minWidth);
1106 this.thumbEl.setStyle({
1107 width : width + 'px',
1108 height : height + 'px'
1115 setThumbBoxPosition : function()
1117 var x = Math.ceil((this.bodyEl.getWidth() - this.thumbEl.getWidth()) / 2 );
1118 var y = Math.ceil((this.bodyEl.getHeight() - this.thumbEl.getHeight()) / 2);
1120 this.thumbEl.setLeft(x);
1121 this.thumbEl.setTop(y);
1125 baseRotateLevel : function()
1127 this.baseRotate = 1;
1130 typeof(this.exif) != 'undefined' &&
1131 typeof(this.exif[Roo.dialog.UploadCropbox['tags']['Orientation']]) != 'undefined' &&
1132 [1, 3, 6, 8].indexOf(this.exif[Roo.dialog.UploadCropbox['tags']['Orientation']]) != -1
1134 this.baseRotate = this.exif[Roo.dialog.UploadCropbox['tags']['Orientation']];
1137 this.rotate = Roo.dialog.UploadCropbox['Orientation'][this.baseRotate];
1141 baseScaleLevel : function()
1143 console.log("BASE SCALE LEVEL");
1146 if(this.isDocument){
1148 if(this.baseRotate == 6 || this.baseRotate == 8){
1150 height = this.thumbEl.getHeight();
1151 this.baseScale = height / this.imageEl.OriginWidth;
1153 if(this.imageEl.OriginHeight * this.baseScale > this.thumbEl.getWidth()){
1154 width = this.thumbEl.getWidth();
1155 this.baseScale = width / this.imageEl.OriginHeight;
1161 height = this.thumbEl.getHeight();
1162 this.baseScale = height / this.imageEl.OriginHeight;
1164 if(this.imageEl.OriginWidth * this.baseScale > this.thumbEl.getWidth()){
1165 width = this.thumbEl.getWidth();
1166 this.baseScale = width / this.imageEl.OriginWidth;
1172 if(this.baseRotate == 6 || this.baseRotate == 8){
1174 width = this.thumbEl.getHeight();
1175 this.baseScale = width / this.imageEl.OriginHeight;
1177 if(this.imageEl.OriginHeight * this.baseScale < this.thumbEl.getWidth()){
1178 height = this.thumbEl.getWidth();
1179 this.baseScale = height / this.imageEl.OriginHeight;
1182 if(this.imageEl.OriginWidth > this.imageEl.OriginHeight){
1183 height = this.thumbEl.getWidth();
1184 this.baseScale = height / this.imageEl.OriginHeight;
1186 if(this.imageEl.OriginWidth * this.baseScale < this.thumbEl.getHeight()){
1187 width = this.thumbEl.getHeight();
1188 this.baseScale = width / this.imageEl.OriginWidth;
1195 width = this.thumbEl.getWidth();
1196 this.baseScale = width / this.imageEl.OriginWidth;
1198 if(this.imageEl.OriginHeight * this.baseScale < this.thumbEl.getHeight()){
1199 height = this.thumbEl.getHeight();
1200 this.baseScale = height / this.imageEl.OriginHeight;
1203 if(this.imageEl.OriginWidth > this.imageEl.OriginHeight){
1205 height = this.thumbEl.getHeight();
1206 this.baseScale = height / this.imageEl.OriginHeight;
1208 if(this.imageEl.OriginWidth * this.baseScale < this.thumbEl.getWidth()){
1209 width = this.thumbEl.getWidth();
1210 this.baseScale = width / this.imageEl.OriginWidth;
1215 if(this.imageEl.OriginWidth < this.minWidth || this.imageEl.OriginHeight < this.minHeight) {
1216 this.baseScale = width / this.minWidth;
1218 console.log(this.baseScale);
1222 getScaleLevel : function()
1224 return this.baseScale * Math.pow(1.02, this.scale);
1227 onTouchStart : function(e)
1229 if(!this.canvasLoaded){
1230 this.beforeSelectFile(e);
1234 var touches = e.browserEvent.touches;
1240 if(touches.length == 1){
1241 this.onMouseDown(e);
1245 if(touches.length != 2){
1251 for(var i = 0, finger; finger = touches[i]; i++){
1252 coords.push(finger.pageX, finger.pageY);
1255 var x = Math.pow(coords[0] - coords[2], 2);
1256 var y = Math.pow(coords[1] - coords[3], 2);
1258 this.startDistance = Math.sqrt(x + y);
1260 this.startScale = this.scale;
1262 this.pinching = true;
1263 this.dragable = false;
1267 onTouchMove : function(e)
1269 if(!this.pinching && !this.dragable){
1273 var touches = e.browserEvent.touches;
1280 this.onMouseMove(e);
1286 for(var i = 0, finger; finger = touches[i]; i++){
1287 coords.push(finger.pageX, finger.pageY);
1290 var x = Math.pow(coords[0] - coords[2], 2);
1291 var y = Math.pow(coords[1] - coords[3], 2);
1293 this.endDistance = Math.sqrt(x + y);
1295 this.scale = this.startScale + Math.floor(Math.log(this.endDistance / this.startDistance) / Math.log(1.1));
1297 if(!this.zoomable()){
1298 this.scale = this.startScale;
1306 onTouchEnd : function(e)
1308 this.pinching = false;
1309 this.dragable = false;
1313 process : function(file, crop)
1316 this.maskEl.mask(this.loadingText);
1319 this.xhr = new XMLHttpRequest();
1321 file.xhr = this.xhr;
1323 this.xhr.open(this.method, this.url, true);
1326 "Accept": "application/json",
1327 "Cache-Control": "no-cache",
1328 "X-Requested-With": "XMLHttpRequest"
1331 for (var headerName in headers) {
1332 var headerValue = headers[headerName];
1334 this.xhr.setRequestHeader(headerName, headerValue);
1340 this.xhr.onload = function()
1342 _this.xhrOnLoad(_this.xhr);
1345 this.xhr.onerror = function()
1347 _this.xhrOnError(_this.xhr);
1350 var formData = new FormData();
1352 formData.append("onid", "43024");
1353 formData.append("ontable", "pressrelease_boilerplate");
1355 formData.append('returnHTML', 'NO');
1358 formData.append('crop', crop);
1359 var blobBin = atob(crop.split(',')[1]);
1361 for(var i = 0; i < blobBin.length; i++) {
1362 array.push(blobBin.charCodeAt(i));
1364 var croppedFile =new Blob([new Uint8Array(array)], {type: 'image/png'});
1365 formData.append(this.paramName, croppedFile, file.name);
1368 if(typeof(file.filename) != 'undefined'){
1369 formData.append('filename', file.filename);
1372 if(typeof(file.mimetype) != 'undefined'){
1373 formData.append('mimetype', file.mimetype);
1376 if(this.fireEvent('arrange', this, formData) != false){
1377 this.xhr.send(formData);
1381 xhrOnLoad : function(xhr)
1384 this.maskEl.unmask();
1387 if (xhr.readyState !== 4) {
1388 this.fireEvent('exception', this, xhr);
1392 var response = Roo.decode(xhr.responseText);
1394 if(!response.success){
1395 this.fireEvent('exception', this, xhr);
1399 var response = Roo.decode(xhr.responseText);
1401 this.fireEvent('upload', this, response);
1405 xhrOnError : function()
1408 this.maskEl.unmask();
1411 Roo.log('xhr on error');
1413 var response = Roo.decode(xhr.responseText);
1419 prepare : function(file)
1422 this.maskEl.mask(this.loadingText);
1428 if(typeof(file) === 'string'){
1429 this.loadCanvas(file);
1433 if(!file || !this.urlAPI){
1438 this.cropType = file.type;
1442 if(this.fireEvent('prepare', this, this.file) != false){
1444 var reader = new FileReader();
1446 reader.onload = function (e) {
1447 if (e.target.error) {
1448 Roo.log(e.target.error);
1452 var buffer = e.target.result,
1453 dataView = new DataView(buffer),
1455 maxOffset = dataView.byteLength - 4,
1459 if (dataView.getUint16(0) === 0xffd8) {
1460 while (offset < maxOffset) {
1461 markerBytes = dataView.getUint16(offset);
1463 if ((markerBytes >= 0xffe0 && markerBytes <= 0xffef) || markerBytes === 0xfffe) {
1464 markerLength = dataView.getUint16(offset + 2) + 2;
1465 if (offset + markerLength > dataView.byteLength) {
1466 Roo.log('Invalid meta data: Invalid segment size.');
1470 if(markerBytes == 0xffe1){
1471 _this.parseExifData(
1478 offset += markerLength;
1488 var url = _this.urlAPI.createObjectURL(_this.file);
1490 _this.loadCanvas(url);
1495 reader.readAsArrayBuffer(this.file);
1501 parseExifData : function(dataView, offset, length)
1503 var tiffOffset = offset + 10,
1507 if (dataView.getUint32(offset + 4) !== 0x45786966) {
1508 // No Exif data, might be XMP data instead
1512 // Check for the ASCII code for "Exif" (0x45786966):
1513 if (dataView.getUint32(offset + 4) !== 0x45786966) {
1514 // No Exif data, might be XMP data instead
1517 if (tiffOffset + 8 > dataView.byteLength) {
1518 Roo.log('Invalid Exif data: Invalid segment size.');
1521 // Check for the two null bytes:
1522 if (dataView.getUint16(offset + 8) !== 0x0000) {
1523 Roo.log('Invalid Exif data: Missing byte alignment offset.');
1526 // Check the byte alignment:
1527 switch (dataView.getUint16(tiffOffset)) {
1529 littleEndian = true;
1532 littleEndian = false;
1535 Roo.log('Invalid Exif data: Invalid byte alignment marker.');
1538 // Check for the TIFF tag marker (0x002A):
1539 if (dataView.getUint16(tiffOffset + 2, littleEndian) !== 0x002A) {
1540 Roo.log('Invalid Exif data: Missing TIFF marker.');
1543 // Retrieve the directory offset bytes, usually 0x00000008 or 8 decimal:
1544 dirOffset = dataView.getUint32(tiffOffset + 4, littleEndian);
1549 tiffOffset + dirOffset,
1554 parseExifTags : function(dataView, tiffOffset, dirOffset, littleEndian)
1559 if (dirOffset + 6 > dataView.byteLength) {
1560 Roo.log('Invalid Exif data: Invalid directory offset.');
1563 tagsNumber = dataView.getUint16(dirOffset, littleEndian);
1564 dirEndOffset = dirOffset + 2 + 12 * tagsNumber;
1565 if (dirEndOffset + 4 > dataView.byteLength) {
1566 Roo.log('Invalid Exif data: Invalid directory size.');
1569 for (i = 0; i < tagsNumber; i += 1) {
1573 dirOffset + 2 + 12 * i, // tag offset
1577 // Return the offset to the next directory:
1578 return dataView.getUint32(dirEndOffset, littleEndian);
1581 parseExifTag : function (dataView, tiffOffset, offset, littleEndian)
1583 var tag = dataView.getUint16(offset, littleEndian);
1585 this.exif[tag] = this.getExifValue(
1589 dataView.getUint16(offset + 2, littleEndian), // tag type
1590 dataView.getUint32(offset + 4, littleEndian), // tag length
1595 getExifValue : function (dataView, tiffOffset, offset, type, length, littleEndian)
1597 var tagType = Roo.dialog.UploadCropbox.exifTagTypes[type],
1606 Roo.log('Invalid Exif data: Invalid tag type.');
1610 tagSize = tagType.size * length;
1611 // Determine if the value is contained in the dataOffset bytes,
1612 // or if the value at the dataOffset is a pointer to the actual data:
1613 dataOffset = tagSize > 4 ?
1614 tiffOffset + dataView.getUint32(offset + 8, littleEndian) : (offset + 8);
1615 if (dataOffset + tagSize > dataView.byteLength) {
1616 Roo.log('Invalid Exif data: Invalid data offset.');
1620 return tagType.getValue(dataView, dataOffset, littleEndian);
1623 for (i = 0; i < length; i += 1) {
1624 values[i] = tagType.getValue(dataView, dataOffset + i * tagType.size, littleEndian);
1627 if (tagType.ascii) {
1629 // Concatenate the chars:
1630 for (i = 0; i < values.length; i += 1) {
1632 // Ignore the terminating NULL byte(s):
1633 if (c === '\u0000') {
1645 Roo.apply(Roo.dialog.UploadCropbox, {
1647 'Orientation': 0x0112
1653 3: 180, //'bottom-right',
1654 // 4: 'bottom-left',
1656 6: 90, //'right-top',
1657 // 7: 'right-bottom',
1658 8: 270 //'left-bottom'
1662 // byte, 8-bit unsigned int:
1664 getValue: function (dataView, dataOffset) {
1665 return dataView.getUint8(dataOffset);
1669 // ascii, 8-bit byte:
1671 getValue: function (dataView, dataOffset) {
1672 return String.fromCharCode(dataView.getUint8(dataOffset));
1677 // short, 16 bit int:
1679 getValue: function (dataView, dataOffset, littleEndian) {
1680 return dataView.getUint16(dataOffset, littleEndian);
1684 // long, 32 bit int:
1686 getValue: function (dataView, dataOffset, littleEndian) {
1687 return dataView.getUint32(dataOffset, littleEndian);
1691 // rational = two long values, first is numerator, second is denominator:
1693 getValue: function (dataView, dataOffset, littleEndian) {
1694 return dataView.getUint32(dataOffset, littleEndian) /
1695 dataView.getUint32(dataOffset + 4, littleEndian);
1699 // slong, 32 bit signed int:
1701 getValue: function (dataView, dataOffset, littleEndian) {
1702 return dataView.getInt32(dataOffset, littleEndian);
1706 // srational, two slongs, first is numerator, second is denominator:
1708 getValue: function (dataView, dataOffset, littleEndian) {
1709 return dataView.getInt32(dataOffset, littleEndian) /
1710 dataView.getInt32(dataOffset + 4, littleEndian);
1720 cls : 'btn-group roo-upload-cropbox-rotate-left',
1721 action : 'rotate-left',
1725 cls : 'btn btn-default',
1726 html : '<i class="fa fa-undo"></i>'
1732 cls : 'btn-group roo-upload-cropbox-picture',
1737 cls : 'btn btn-default',
1738 html : '<i class="fa fa-picture-o"></i>'
1744 cls : 'btn-group roo-upload-cropbox-rotate-right',
1745 action : 'rotate-right',
1749 cls : 'btn btn-default',
1750 html : '<i class="fa fa-repeat"></i>'
1758 cls : 'btn-group roo-upload-cropbox-rotate-left',
1759 action : 'rotate-left',
1763 cls : 'btn btn-default',
1764 html : '<i class="fa fa-undo"></i>'
1770 cls : 'btn-group roo-upload-cropbox-download',
1771 action : 'download',
1775 cls : 'btn btn-default',
1776 html : '<i class="fa fa-download"></i>'
1782 cls : 'btn-group roo-upload-cropbox-crop',
1787 cls : 'btn btn-default',
1788 html : '<i class="fa fa-crop"></i>'
1794 cls : 'btn-group roo-upload-cropbox-trash',
1799 cls : 'btn btn-default',
1800 html : '<i class="fa fa-trash"></i>'
1806 cls : 'btn-group roo-upload-cropbox-rotate-right',
1807 action : 'rotate-right',
1811 cls : 'btn btn-default',
1812 html : '<i class="fa fa-repeat"></i>'
1820 cls : 'btn-group roo-upload-cropbox-rotate-left',
1821 action : 'rotate-left',
1825 cls : 'btn btn-default',
1826 html : '<i class="fa fa-undo"></i>'
1832 cls : 'btn-group roo-upload-cropbox-rotate-right',
1833 action : 'rotate-right',
1837 cls : 'btn btn-default',
1838 html : '<i class="fa fa-repeat"></i>'