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7adcb81e | 1 | /**\r |
3b35bd27 | 2 | * @license Copyright (c) 2003-2016, CKSource - Frederico Knabben. All rights reserved.\r |
7adcb81e IB |
3 | * For licensing, see LICENSE.md or http://ckeditor.com/license\r |
4 | */\r | |
5 | \r | |
6 | CKEDITOR.dialog.add( 'colordialog', function( editor ) {\r | |
7 | // Define some shorthands.\r | |
8 | var $el = CKEDITOR.dom.element,\r | |
9 | $doc = CKEDITOR.document,\r | |
10 | lang = editor.lang.colordialog;\r | |
11 | \r | |
12 | // Reference the dialog.\r | |
13 | var dialog;\r | |
14 | \r | |
15 | var spacer = {\r | |
16 | type: 'html',\r | |
17 | html: ' '\r | |
18 | };\r | |
19 | \r | |
20 | var selected;\r | |
21 | \r | |
22 | function clearSelected() {\r | |
23 | $doc.getById( selHiColorId ).removeStyle( 'background-color' );\r | |
24 | dialog.getContentElement( 'picker', 'selectedColor' ).setValue( '' );\r | |
25 | selected && selected.removeAttribute( 'aria-selected' );\r | |
26 | selected = null;\r | |
27 | }\r | |
28 | \r | |
29 | function updateSelected( evt ) {\r | |
30 | var target = evt.data.getTarget(),\r | |
31 | color;\r | |
32 | \r | |
33 | if ( target.getName() == 'td' && ( color = target.getChild( 0 ).getHtml() ) ) {\r | |
34 | selected = target;\r | |
35 | selected.setAttribute( 'aria-selected', true );\r | |
36 | dialog.getContentElement( 'picker', 'selectedColor' ).setValue( color );\r | |
37 | }\r | |
38 | }\r | |
39 | \r | |
40 | // Basing black-white decision off of luma scheme using the Rec. 709 version\r | |
41 | function whiteOrBlack( color ) {\r | |
42 | color = color.replace( /^#/, '' );\r | |
43 | for ( var i = 0, rgb = []; i <= 2; i++ )\r | |
44 | rgb[ i ] = parseInt( color.substr( i * 2, 2 ), 16 );\r | |
45 | var luma = ( 0.2126 * rgb[ 0 ] ) + ( 0.7152 * rgb[ 1 ] ) + ( 0.0722 * rgb[ 2 ] );\r | |
46 | return '#' + ( luma >= 165 ? '000' : 'fff' );\r | |
47 | }\r | |
48 | \r | |
49 | // Distinguish focused and hover states.\r | |
50 | var focused, hovered;\r | |
51 | \r | |
52 | // Apply highlight style.\r | |
53 | function updateHighlight( event ) {\r | |
54 | // Convert to event.\r | |
55 | !event.name && ( event = new CKEDITOR.event( event ) );\r | |
56 | \r | |
57 | var isFocus = !( /mouse/ ).test( event.name ),\r | |
58 | target = event.data.getTarget(),\r | |
59 | color;\r | |
60 | \r | |
61 | if ( target.getName() == 'td' && ( color = target.getChild( 0 ).getHtml() ) ) {\r | |
62 | removeHighlight( event );\r | |
63 | \r | |
64 | isFocus ? focused = target : hovered = target;\r | |
65 | \r | |
66 | // Apply outline style to show focus.\r | |
67 | if ( isFocus ) {\r | |
68 | target.setStyle( 'border-color', whiteOrBlack( color ) );\r | |
69 | target.setStyle( 'border-style', 'dotted' );\r | |
70 | }\r | |
71 | \r | |
72 | $doc.getById( hicolorId ).setStyle( 'background-color', color );\r | |
73 | $doc.getById( hicolorTextId ).setHtml( color );\r | |
74 | }\r | |
75 | }\r | |
76 | \r | |
77 | function clearHighlight() {\r | |
78 | var color = focused.getChild( 0 ).getHtml();\r | |
79 | focused.setStyle( 'border-color', color );\r | |
80 | focused.setStyle( 'border-style', 'solid' );\r | |
81 | $doc.getById( hicolorId ).removeStyle( 'background-color' );\r | |
82 | $doc.getById( hicolorTextId ).setHtml( ' ' );\r | |
83 | focused = null;\r | |
84 | }\r | |
85 | \r | |
86 | // Remove previously focused style.\r | |
87 | function removeHighlight( event ) {\r | |
88 | var isFocus = !( /mouse/ ).test( event.name ),\r | |
89 | target = isFocus && focused;\r | |
90 | \r | |
91 | if ( target ) {\r | |
92 | var color = target.getChild( 0 ).getHtml();\r | |
93 | target.setStyle( 'border-color', color );\r | |
94 | target.setStyle( 'border-style', 'solid' );\r | |
95 | }\r | |
96 | \r | |
97 | if ( !( focused || hovered ) ) {\r | |
98 | $doc.getById( hicolorId ).removeStyle( 'background-color' );\r | |
99 | $doc.getById( hicolorTextId ).setHtml( ' ' );\r | |
100 | }\r | |
101 | }\r | |
102 | \r | |
103 | function onKeyStrokes( evt ) {\r | |
104 | var domEvt = evt.data;\r | |
105 | \r | |
106 | var element = domEvt.getTarget();\r | |
107 | var relative, nodeToMove;\r | |
108 | var keystroke = domEvt.getKeystroke(),\r | |
109 | rtl = editor.lang.dir == 'rtl';\r | |
110 | \r | |
111 | switch ( keystroke ) {\r | |
112 | // UP-ARROW\r | |
113 | case 38:\r | |
114 | // relative is TR\r | |
115 | if ( ( relative = element.getParent().getPrevious() ) ) {\r | |
116 | nodeToMove = relative.getChild( [ element.getIndex() ] );\r | |
117 | nodeToMove.focus();\r | |
118 | }\r | |
119 | domEvt.preventDefault();\r | |
120 | break;\r | |
121 | // DOWN-ARROW\r | |
122 | case 40:\r | |
123 | // relative is TR\r | |
124 | if ( ( relative = element.getParent().getNext() ) ) {\r | |
125 | nodeToMove = relative.getChild( [ element.getIndex() ] );\r | |
126 | if ( nodeToMove && nodeToMove.type == 1 )\r | |
127 | nodeToMove.focus();\r | |
128 | \r | |
129 | }\r | |
130 | domEvt.preventDefault();\r | |
131 | break;\r | |
132 | \r | |
133 | // SPACE\r | |
134 | // ENTER\r | |
135 | case 32:\r | |
136 | case 13:\r | |
137 | updateSelected( evt );\r | |
138 | domEvt.preventDefault();\r | |
139 | break;\r | |
140 | \r | |
141 | // RIGHT-ARROW\r | |
142 | case rtl ? 37 : 39:\r | |
143 | // relative is TD\r | |
144 | if ( ( nodeToMove = element.getNext() ) ) {\r | |
145 | if ( nodeToMove.type == 1 ) {\r | |
146 | nodeToMove.focus();\r | |
147 | domEvt.preventDefault( true );\r | |
148 | }\r | |
149 | }\r | |
150 | // relative is TR\r | |
151 | else if ( ( relative = element.getParent().getNext() ) ) {\r | |
152 | nodeToMove = relative.getChild( [ 0 ] );\r | |
153 | if ( nodeToMove && nodeToMove.type == 1 ) {\r | |
154 | nodeToMove.focus();\r | |
155 | domEvt.preventDefault( true );\r | |
156 | }\r | |
157 | }\r | |
158 | break;\r | |
159 | \r | |
160 | // LEFT-ARROW\r | |
161 | case rtl ? 39 : 37:\r | |
162 | // relative is TD\r | |
163 | if ( ( nodeToMove = element.getPrevious() ) ) {\r | |
164 | nodeToMove.focus();\r | |
165 | domEvt.preventDefault( true );\r | |
166 | }\r | |
167 | // relative is TR\r | |
168 | else if ( ( relative = element.getParent().getPrevious() ) ) {\r | |
169 | nodeToMove = relative.getLast();\r | |
170 | nodeToMove.focus();\r | |
171 | domEvt.preventDefault( true );\r | |
172 | }\r | |
173 | break;\r | |
174 | default:\r | |
175 | // Do not stop not handled events.\r | |
176 | return;\r | |
177 | }\r | |
178 | }\r | |
179 | \r | |
180 | function createColorTable() {\r | |
181 | table = CKEDITOR.dom.element.createFromHtml( '<table tabIndex="-1" aria-label="' + lang.options + '"' +\r | |
182 | ' role="grid" style="border-collapse:separate;" cellspacing="0">' +\r | |
183 | '<caption class="cke_voice_label">' + lang.options + '</caption>' +\r | |
184 | '<tbody role="presentation"></tbody></table>' );\r | |
185 | \r | |
186 | table.on( 'mouseover', updateHighlight );\r | |
187 | table.on( 'mouseout', removeHighlight );\r | |
188 | \r | |
189 | // Create the base colors array.\r | |
190 | var aColors = [ '00', '33', '66', '99', 'cc', 'ff' ];\r | |
191 | \r | |
192 | // This function combines two ranges of three values from the color array into a row.\r | |
193 | function appendColorRow( rangeA, rangeB ) {\r | |
194 | for ( var i = rangeA; i < rangeA + 3; i++ ) {\r | |
195 | var row = new $el( table.$.insertRow( -1 ) );\r | |
196 | row.setAttribute( 'role', 'row' );\r | |
197 | \r | |
198 | for ( var j = rangeB; j < rangeB + 3; j++ ) {\r | |
199 | for ( var n = 0; n < 6; n++ ) {\r | |
200 | appendColorCell( row.$, '#' + aColors[ j ] + aColors[ n ] + aColors[ i ] );\r | |
201 | }\r | |
202 | }\r | |
203 | }\r | |
204 | }\r | |
205 | \r | |
206 | // This function create a single color cell in the color table.\r | |
207 | function appendColorCell( targetRow, color ) {\r | |
208 | var cell = new $el( targetRow.insertCell( -1 ) );\r | |
209 | cell.setAttribute( 'class', 'ColorCell' );\r | |
210 | cell.setAttribute( 'tabIndex', -1 );\r | |
211 | cell.setAttribute( 'role', 'gridcell' );\r | |
212 | \r | |
213 | cell.on( 'keydown', onKeyStrokes );\r | |
214 | cell.on( 'click', updateSelected );\r | |
215 | cell.on( 'focus', updateHighlight );\r | |
216 | cell.on( 'blur', removeHighlight );\r | |
217 | \r | |
218 | cell.setStyle( 'background-color', color );\r | |
219 | cell.setStyle( 'border', '1px solid ' + color );\r | |
220 | \r | |
221 | cell.setStyle( 'width', '14px' );\r | |
222 | cell.setStyle( 'height', '14px' );\r | |
223 | \r | |
224 | var colorLabel = numbering( 'color_table_cell' );\r | |
225 | cell.setAttribute( 'aria-labelledby', colorLabel );\r | |
226 | cell.append( CKEDITOR.dom.element.createFromHtml( '<span id="' + colorLabel + '" class="cke_voice_label">' + color + '</span>', CKEDITOR.document ) );\r | |
227 | }\r | |
228 | \r | |
229 | appendColorRow( 0, 0 );\r | |
230 | appendColorRow( 3, 0 );\r | |
231 | appendColorRow( 0, 3 );\r | |
232 | appendColorRow( 3, 3 );\r | |
233 | \r | |
234 | // Create the last row.\r | |
235 | var oRow = new $el( table.$.insertRow( -1 ) );\r | |
236 | oRow.setAttribute( 'role', 'row' );\r | |
237 | \r | |
238 | // Create the gray scale colors cells.\r | |
239 | appendColorCell( oRow.$, '#000000' );\r | |
240 | for ( var n = 0; n < 16; n++ ) {\r | |
241 | var c = n.toString( 16 );\r | |
242 | appendColorCell( oRow.$, '#' + c + c + c + c + c + c );\r | |
243 | }\r | |
244 | appendColorCell( oRow.$, '#ffffff' );\r | |
245 | }\r | |
246 | \r | |
247 | var numbering = function( id ) {\r | |
248 | return CKEDITOR.tools.getNextId() + '_' + id;\r | |
249 | },\r | |
250 | hicolorId = numbering( 'hicolor' ),\r | |
251 | hicolorTextId = numbering( 'hicolortext' ),\r | |
252 | selHiColorId = numbering( 'selhicolor' ),\r | |
253 | table;\r | |
254 | \r | |
255 | createColorTable();\r | |
256 | \r | |
257 | return {\r | |
258 | title: lang.title,\r | |
259 | minWidth: 360,\r | |
260 | minHeight: 220,\r | |
261 | onLoad: function() {\r | |
262 | // Update reference.\r | |
263 | dialog = this;\r | |
264 | },\r | |
265 | onHide: function() {\r | |
266 | clearSelected();\r | |
267 | clearHighlight();\r | |
268 | },\r | |
269 | contents: [ {\r | |
270 | id: 'picker',\r | |
271 | label: lang.title,\r | |
272 | accessKey: 'I',\r | |
273 | elements: [ {\r | |
274 | type: 'hbox',\r | |
275 | padding: 0,\r | |
276 | widths: [ '70%', '10%', '30%' ],\r | |
277 | children: [ {\r | |
278 | type: 'html',\r | |
279 | html: '<div></div>',\r | |
280 | onLoad: function() {\r | |
281 | CKEDITOR.document.getById( this.domId ).append( table );\r | |
282 | },\r | |
283 | focus: function() {\r | |
284 | // Restore the previously focused cell,\r | |
285 | // otherwise put the initial focus on the first table cell.\r | |
286 | ( focused || this.getElement().getElementsByTag( 'td' ).getItem( 0 ) ).focus();\r | |
287 | }\r | |
288 | },\r | |
289 | spacer,\r | |
290 | {\r | |
291 | type: 'vbox',\r | |
292 | padding: 0,\r | |
293 | widths: [ '70%', '5%', '25%' ],\r | |
294 | children: [ {\r | |
295 | type: 'html',\r | |
296 | html: '<span>' + lang.highlight + '</span>' +\r | |
297 | '<div id="' + hicolorId + '" style="border: 1px solid; height: 74px; width: 74px;"></div>' +\r | |
298 | '<div id="' + hicolorTextId + '"> </div><span>' + lang.selected + '</span>' +\r | |
299 | '<div id="' + selHiColorId + '" style="border: 1px solid; height: 20px; width: 74px;"></div>'\r | |
300 | },\r | |
301 | {\r | |
302 | type: 'text',\r | |
303 | label: lang.selected,\r | |
304 | labelStyle: 'display:none',\r | |
305 | id: 'selectedColor',\r | |
306 | style: 'width: 76px;margin-top:4px',\r | |
307 | onChange: function() {\r | |
308 | // Try to update color preview with new value. If fails, then set it no none.\r | |
309 | try {\r | |
310 | $doc.getById( selHiColorId ).setStyle( 'background-color', this.getValue() );\r | |
311 | } catch ( e ) {\r | |
312 | clearSelected();\r | |
313 | }\r | |
314 | }\r | |
315 | },\r | |
316 | spacer,\r | |
317 | {\r | |
318 | type: 'button',\r | |
319 | id: 'clear',\r | |
320 | label: lang.clear,\r | |
321 | onClick: clearSelected\r | |
322 | } ]\r | |
323 | } ]\r | |
324 | } ]\r | |
325 | } ]\r | |
326 | };\r | |
327 | } );\r |