1
/* global imageEditL10n, ajaxurl, confirm */
4
var imageEdit = window.imageEdit = {
10
intval : function(f) {
14
setDisabled : function(el, s) {
16
el.removeClass('disabled');
17
$('input', el).removeAttr('disabled');
19
el.addClass('disabled');
20
$('input', el).prop('disabled', true);
24
init : function(postid) {
25
var t = this, old = $('#image-editor-' + t.postid),
26
x = t.intval( $('#imgedit-x-' + postid).val() ),
27
y = t.intval( $('#imgedit-y-' + postid).val() );
29
if ( t.postid !== postid && old.length ) {
33
t.hold.w = t.hold.ow = x;
34
t.hold.h = t.hold.oh = y;
35
t.hold.xy_ratio = x / y;
36
t.hold.sizer = parseFloat( $('#imgedit-sizer-' + postid).val() );
38
$('#imgedit-response-' + postid).empty();
40
$('input[type="text"]', '#imgedit-panel-' + postid).keypress(function(e) {
43
if ( 36 < k && k < 41 ) {
55
toggleEditor : function(postid, toggle) {
56
var wait = $('#imgedit-wait-' + postid);
59
wait.height( $('#imgedit-panel-' + postid).height() ).fadeIn('fast');
65
toggleHelp : function(el) {
66
$( el ).parents( '.imgedit-group-top' ).toggleClass( 'imgedit-help-toggled' ).find( '.imgedit-help' ).slideToggle( 'fast' );
70
getTarget : function(postid) {
71
return $('input[name="imgedit-target-' + postid + '"]:checked', '#imgedit-save-target-' + postid).val() || 'full';
74
scaleChanged : function(postid, x) {
75
var w = $('#imgedit-scale-width-' + postid), h = $('#imgedit-scale-height-' + postid),
76
warn = $('#imgedit-scale-warn-' + postid), w1 = '', h1 = '';
79
h1 = ( w.val() !== '' ) ? Math.round( w.val() / this.hold.xy_ratio ) : '';
82
w1 = ( h.val() !== '' ) ? Math.round( h.val() * this.hold.xy_ratio ) : '';
86
if ( ( h1 && h1 > this.hold.oh ) || ( w1 && w1 > this.hold.ow ) ) {
87
warn.css('visibility', 'visible');
89
warn.css('visibility', 'hidden');
93
getSelRatio : function(postid) {
94
var x = this.hold.w, y = this.hold.h,
95
X = this.intval( $('#imgedit-crop-width-' + postid).val() ),
96
Y = this.intval( $('#imgedit-crop-height-' + postid).val() );
109
filterHistory : function(postid, setSize) {
110
// apply undo state to history
111
var history = $('#imgedit-history-' + postid).val(), pop, n, o, i, op = [];
113
if ( history !== '' ) {
114
history = JSON.parse(history);
115
pop = this.intval( $('#imgedit-undone-' + postid).val() );
124
if ( !history.length ) {
125
this.hold.w = this.hold.ow;
126
this.hold.h = this.hold.oh;
131
o = history[history.length - 1];
132
o = o.c || o.r || o.f || false;
141
for ( n in history ) {
143
if ( i.hasOwnProperty('c') ) {
144
op[n] = { 'c': { 'x': i.c.x, 'y': i.c.y, 'w': i.c.w, 'h': i.c.h } };
145
} else if ( i.hasOwnProperty('r') ) {
146
op[n] = { 'r': i.r.r };
147
} else if ( i.hasOwnProperty('f') ) {
148
op[n] = { 'f': i.f.f };
151
return JSON.stringify(op);
156
refreshEditor : function(postid, nonce, callback) {
157
var t = this, data, img;
159
t.toggleEditor(postid, 1);
161
'action': 'imgedit-preview',
162
'_ajax_nonce': nonce,
164
'history': t.filterHistory(postid, 1),
165
'rand': t.intval(Math.random() * 1000000)
168
img = $('<img id="image-preview-' + postid + '" />')
169
.on('load', function() {
170
var max1, max2, parent = $('#imgedit-crop-' + postid), t = imageEdit;
172
parent.empty().append(img);
174
// w, h are the new full size dims
175
max1 = Math.max( t.hold.w, t.hold.h );
176
max2 = Math.max( $(img).width(), $(img).height() );
177
t.hold.sizer = max1 > max2 ? max2 / max1 : 1;
179
t.initCrop(postid, img, parent);
180
t.setCropSelection(postid, 0);
182
if ( (typeof callback !== 'undefined') && callback !== null ) {
186
if ( $('#imgedit-history-' + postid).val() && $('#imgedit-undone-' + postid).val() === '0' ) {
187
$('input.imgedit-submit-btn', '#imgedit-panel-' + postid).removeAttr('disabled');
189
$('input.imgedit-submit-btn', '#imgedit-panel-' + postid).prop('disabled', true);
192
t.toggleEditor(postid, 0);
194
.on('error', function() {
195
$('#imgedit-crop-' + postid).empty().append('<div class="error"><p>' + imageEditL10n.error + '</p></div>');
196
t.toggleEditor(postid, 0);
198
.attr('src', ajaxurl + '?' + $.param(data));
201
action : function(postid, nonce, action) {
202
var t = this, data, w, h, fw, fh;
204
if ( t.notsaved(postid) ) {
209
'action': 'image-editor',
210
'_ajax_nonce': nonce,
214
if ( 'scale' === action ) {
215
w = $('#imgedit-scale-width-' + postid),
216
h = $('#imgedit-scale-height-' + postid),
217
fw = t.intval(w.val()),
218
fh = t.intval(h.val());
223
} else if ( fh < 1 ) {
228
if ( fw === t.hold.ow || fh === t.hold.oh ) {
232
data['do'] = 'scale';
235
} else if ( 'restore' === action ) {
236
data['do'] = 'restore';
241
t.toggleEditor(postid, 1);
242
$.post(ajaxurl, data, function(r) {
243
$('#image-editor-' + postid).empty().append(r);
244
t.toggleEditor(postid, 0);
245
// refresh the attachment model so that changes propagate
252
save : function(postid, nonce) {
254
target = this.getTarget(postid),
255
history = this.filterHistory(postid, 0),
258
if ( '' === history ) {
262
this.toggleEditor(postid, 1);
264
'action': 'image-editor',
265
'_ajax_nonce': nonce,
269
'context': $('#image-edit-context').length ? $('#image-edit-context').val() : null,
273
$.post(ajaxurl, data, function(r) {
274
var ret = JSON.parse(r);
277
$('#imgedit-response-' + postid).html('<div class="error"><p>' + ret.error + '</p></div>');
278
imageEdit.close(postid);
282
if ( ret.fw && ret.fh ) {
283
$('#media-dims-' + postid).html( ret.fw + ' × ' + ret.fh );
286
if ( ret.thumbnail ) {
287
$('.thumbnail', '#thumbnail-head-' + postid).attr('src', ''+ret.thumbnail);
291
$('#imgedit-response-' + postid).html('<div class="updated"><p>' + ret.msg + '</p></div>');
297
imageEdit.close(postid);
302
open : function( postid, nonce, view ) {
305
var dfd, data, elem = $('#image-editor-' + postid), head = $('#media-head-' + postid),
306
btn = $('#imgedit-open-btn-' + postid), spin = btn.siblings('.spinner');
308
btn.prop('disabled', true);
312
'action': 'image-editor',
313
'_ajax_nonce': nonce,
322
}).done(function( html ) {
324
head.fadeOut('fast', function(){
326
btn.removeAttr('disabled');
334
imgLoaded : function(postid) {
335
var img = $('#image-preview-' + postid), parent = $('#imgedit-crop-' + postid);
337
this.initCrop(postid, img, parent);
338
this.setCropSelection(postid, 0);
339
this.toggleEditor(postid, 0);
342
initCrop : function(postid, image, parent) {
344
selW = $('#imgedit-sel-width-' + postid),
345
selH = $('#imgedit-sel-height-' + postid),
348
t.iasapi = $(image).imgAreaSelect({
356
onInit: function( img ) {
357
// Ensure that the imgareaselect wrapper elements are position:absolute
358
// (even if we're in a position:fixed modal)
360
$img.next().css( 'position', 'absolute' )
361
.nextAll( '.imgareaselect-outer' ).css( 'position', 'absolute' );
363
parent.children().mousedown(function(e){
364
var ratio = false, sel, defRatio;
367
sel = t.iasapi.getSelection();
368
defRatio = t.getSelRatio(postid);
369
ratio = ( sel && sel.width && sel.height ) ? sel.width + ':' + sel.height : defRatio;
372
t.iasapi.setOptions({
378
onSelectStart: function() {
379
imageEdit.setDisabled($('#imgedit-crop-sel-' + postid), 1);
382
onSelectEnd: function(img, c) {
383
imageEdit.setCropSelection(postid, c);
386
onSelectChange: function(img, c) {
387
var sizer = imageEdit.hold.sizer;
388
selW.val( imageEdit.round(c.width / sizer) );
389
selH.val( imageEdit.round(c.height / sizer) );
394
setCropSelection : function(postid, c) {
399
if ( !c || ( c.width < 3 && c.height < 3 ) ) {
400
this.setDisabled($('.imgedit-crop', '#imgedit-panel-' + postid), 0);
401
this.setDisabled($('#imgedit-crop-sel-' + postid), 0);
402
$('#imgedit-sel-width-' + postid).val('');
403
$('#imgedit-sel-height-' + postid).val('');
404
$('#imgedit-selection-' + postid).val('');
408
sel = { 'x': c.x1, 'y': c.y1, 'w': c.width, 'h': c.height };
409
this.setDisabled($('.imgedit-crop', '#imgedit-panel-' + postid), 1);
410
$('#imgedit-selection-' + postid).val( JSON.stringify(sel) );
413
close : function(postid, warn) {
414
warn = warn || false;
416
if ( warn && this.notsaved(postid) ) {
423
// If we've loaded the editor in the context of a Media Modal, then switch to the previous view,
424
// whatever that might have been.
429
// In case we are not accessing the image editor in the context of a View, close the editor the old-skool way
431
$('#image-editor-' + postid).fadeOut('fast', function() {
432
$('#media-head-' + postid).fadeIn('fast');
440
notsaved : function(postid) {
441
var h = $('#imgedit-history-' + postid).val(),
442
history = ( h !== '' ) ? JSON.parse(h) : [],
443
pop = this.intval( $('#imgedit-undone-' + postid).val() );
445
if ( pop < history.length ) {
446
if ( confirm( $('#imgedit-leaving-' + postid).html() ) ) {
454
addStep : function(op, postid, nonce) {
455
var t = this, elem = $('#imgedit-history-' + postid),
456
history = ( elem.val() !== '' ) ? JSON.parse( elem.val() ) : [],
457
undone = $('#imgedit-undone-' + postid),
458
pop = t.intval(undone.val());
464
undone.val(0); // reset
467
elem.val( JSON.stringify(history) );
469
t.refreshEditor(postid, nonce, function() {
470
t.setDisabled($('#image-undo-' + postid), true);
471
t.setDisabled($('#image-redo-' + postid), false);
475
rotate : function(angle, postid, nonce, t) {
476
if ( $(t).hasClass('disabled') ) {
480
this.addStep({ 'r': { 'r': angle, 'fw': this.hold.h, 'fh': this.hold.w }}, postid, nonce);
483
flip : function (axis, postid, nonce, t) {
484
if ( $(t).hasClass('disabled') ) {
488
this.addStep({ 'f': { 'f': axis, 'fw': this.hold.w, 'fh': this.hold.h }}, postid, nonce);
491
crop : function (postid, nonce, t) {
492
var sel = $('#imgedit-selection-' + postid).val(),
493
w = this.intval( $('#imgedit-sel-width-' + postid).val() ),
494
h = this.intval( $('#imgedit-sel-height-' + postid).val() );
496
if ( $(t).hasClass('disabled') || sel === '' ) {
500
sel = JSON.parse(sel);
501
if ( sel.w > 0 && sel.h > 0 && w > 0 && h > 0 ) {
504
this.addStep({ 'c': sel }, postid, nonce);
508
undo : function (postid, nonce) {
509
var t = this, button = $('#image-undo-' + postid), elem = $('#imgedit-undone-' + postid),
510
pop = t.intval( elem.val() ) + 1;
512
if ( button.hasClass('disabled') ) {
517
t.refreshEditor(postid, nonce, function() {
518
var elem = $('#imgedit-history-' + postid),
519
history = ( elem.val() !== '' ) ? JSON.parse( elem.val() ) : [];
521
t.setDisabled($('#image-redo-' + postid), true);
522
t.setDisabled(button, pop < history.length);
526
redo : function(postid, nonce) {
527
var t = this, button = $('#image-redo-' + postid), elem = $('#imgedit-undone-' + postid),
528
pop = t.intval( elem.val() ) - 1;
530
if ( button.hasClass('disabled') ) {
535
t.refreshEditor(postid, nonce, function() {
536
t.setDisabled($('#image-undo-' + postid), true);
537
t.setDisabled(button, pop > 0);
541
setNumSelection : function(postid) {
542
var sel, elX = $('#imgedit-sel-width-' + postid), elY = $('#imgedit-sel-height-' + postid),
543
x = this.intval( elX.val() ), y = this.intval( elY.val() ),
544
img = $('#image-preview-' + postid), imgh = img.height(), imgw = img.width(),
545
sizer = this.hold.sizer, x1, y1, x2, y2, ias = this.iasapi;
557
if ( x && y && ( sel = ias.getSelection() ) ) {
558
x2 = sel.x1 + Math.round( x * sizer );
559
y2 = sel.y1 + Math.round( y * sizer );
566
elX.val( Math.round( x2 / sizer ) );
572
elY.val( Math.round( y2 / sizer ) );
575
ias.setSelection( x1, y1, x2, y2 );
577
this.setCropSelection(postid, ias.getSelection());
581
round : function(num) {
583
num = Math.round(num);
585
if ( this.hold.sizer > 0.6 ) {
589
s = num.toString().slice(-1);
593
} else if ( '9' === s ) {
600
setRatioSelection : function(postid, n, el) {
601
var sel, r, x = this.intval( $('#imgedit-crop-width-' + postid).val() ),
602
y = this.intval( $('#imgedit-crop-height-' + postid).val() ),
603
h = $('#image-preview-' + postid).height();
605
if ( !this.intval( $(el).val() ) ) {
611
this.iasapi.setOptions({
612
aspectRatio: x + ':' + y
615
if ( sel = this.iasapi.getSelection(true) ) {
616
r = Math.ceil( sel.y1 + ( ( sel.x2 - sel.x1 ) / ( x / y ) ) );
621
$('#imgedit-crop-height-' + postid).val('');
623
$('#imgedit-crop-width-' + postid).val('');
627
this.iasapi.setSelection( sel.x1, sel.y1, sel.x2, r );
628
this.iasapi.update();