Press n or j to go to the next uncovered block, b, p or k for the previous block.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 | 1x 1299x 1299x 1x 1x 1x 165x 165x 165x 3x 162x 162x 162x 1x 161x 161x 161x 161x 17x 17x 17x 14x 161x 161x 3x 213x 1x 86x 86x 12x 74x 1x 95x 95x 95x 26x 69x 69x 69x 69x 69x 69x 5x 69x 69x 3x 66x 1x 22x 22x 22x 22x 20x 20x 3x 3x 3x 2x 22x 2x 22x 22x 22x 6x 16x 16x 16x 6x 6x 6x 10x 16x 3x 3x 13x 1x 70x 56x 56x 56x 14x 1x 5146x 1x 161x 1x 4639x 1x 3x 3x 3x 1x | /*!
* VisualEditor Linear Selection class.
*
* @copyright See AUTHORS.txt
*/
/**
* @class
* @extends ve.ce.Selection
* @constructor
* @param {ve.ce.Surface} surface
* @param {ve.dm.Selection} model
*/
ve.ce.LinearSelection = function VeCeLinearSelection() {
// Parent constructor
ve.ce.LinearSelection.super.apply( this, arguments );
// Properties
this.directionality = null;
};
/* Inheritance */
OO.inheritClass( ve.ce.LinearSelection, ve.ce.Selection );
/* Static Properties */
ve.ce.LinearSelection.static.name = 'linear';
/* Method */
/**
* @inheritdoc
*/
ve.ce.LinearSelection.prototype.getSelectionRects = function () {
const surface = this.getSurface();
const focusedNode = this.getFocusedNode();
if ( focusedNode ) {
return focusedNode.getRects();
}
const range = this.getModel().getRange();
const nativeRange = surface.getNativeRange( range );
if ( !nativeRange ) {
return null;
}
let rects = [];
// Support: Firefox, IE
// Calling getClientRects sometimes fails:
// * in Firefox on page load when the address bar is still focused
// * in empty paragraphs
// * near annotation nails
try {
rects = RangeFix.getClientRects( nativeRange );
if ( !rects.length ) {
throw new Error( 'getClientRects returned empty list' );
}
} catch ( e ) {
const rect = this.getNodeClientRectFromRange( nativeRange );
if ( rect ) {
rects = [ rect ];
}
}
const surfaceRect = surface.getSurface().getBoundingClientRect();
if ( !rects || !surfaceRect ) {
return null;
}
return Array.prototype.map.call( rects, ( rect ) => ve.translateRect( rect, -surfaceRect.left, -surfaceRect.top ) );
};
/**
* @inheritdoc
*/
ve.ce.LinearSelection.prototype.getSelectionStartAndEndRects = function () {
const focusedNode = this.getFocusedNode();
if ( focusedNode ) {
return focusedNode.getStartAndEndRects();
}
return ve.getStartAndEndRects( this.getSelectionRects() );
};
/**
* @inheritdoc
*/
ve.ce.LinearSelection.prototype.getSelectionBoundingRect = function () {
const surface = this.getSurface();
const focusedNode = this.getFocusedNode();
if ( focusedNode ) {
return focusedNode.getBoundingRect();
}
const range = this.getModel().getRange();
const nativeRange = surface.getNativeRange( range );
Iif ( !nativeRange ) {
return null;
}
let boundingRect;
try {
boundingRect = RangeFix.getBoundingClientRect( nativeRange );
} catch ( e ) {
boundingRect = null;
}
if ( !boundingRect ) {
boundingRect = this.getNodeClientRectFromRange( nativeRange );
}
const surfaceRect = surface.getSurface().getBoundingClientRect();
if ( !boundingRect || !surfaceRect ) {
return null;
}
return ve.translateRect( boundingRect, -surfaceRect.left, -surfaceRect.top );
};
/**
* Get a client rect from the range's end node
*
* This function is used internally by getSelectionRects and
* getSelectionBoundingRect as a fallback when Range.getClientRects
* fails. The width is hard-coded to 0 as the function is used to
* locate the selection focus position.
*
* @private
* @param {Range} range Range to get client rect for
* @return {Object|null} ClientRect-like object
*/
ve.ce.LinearSelection.prototype.getNodeClientRectFromRange = function ( range ) {
const containerNode = range.endContainer,
offset = range.endOffset;
let node;
let fixHeight;
Iif ( containerNode.nodeType === Node.TEXT_NODE && ( offset === 0 || offset === containerNode.length ) ) {
node = offset ? containerNode.previousSibling : containerNode.nextSibling;
} else if ( containerNode.nodeType === Node.ELEMENT_NODE ) {
node = offset === containerNode.childNodes.length ? containerNode.lastChild : containerNode.childNodes[ offset ];
// Nail heights are 0, so use the annotation's height
if ( node && node.nodeType === Node.ELEMENT_NODE && node.classList.contains( 've-ce-nail' ) ) {
const annotationNode = offset ? node.previousSibling : node.nextSibling;
// Sometimes annotationNode isn't an HTMLElement (T261992). Not sure
// when this happens, but we will still return a sensible rectangle
// without fixHeight isn't set.
Eif ( annotationNode instanceof HTMLElement ) {
fixHeight = annotationNode.offsetHeight;
}
}
} else {
node = containerNode;
}
while ( node && node.nodeType !== Node.ELEMENT_NODE ) {
node = node.parentNode;
}
Iif ( !node ) {
return null;
}
// When possible, pretend the cursor is the left/right border of the node
// (depending on directionality) as a fallback.
// We would use getBoundingClientRect(), but in iOS7 that's relative to the
// document rather than to the viewport
const rect = node.getClientRects()[ 0 ];
if ( !rect ) {
// FF can return null when focusNode is invisible
return null;
}
const side = $( node ).css( 'direction' ) === 'rtl' ? 'right' : 'left';
const adjacentNode = range.endContainer.childNodes[ range.endOffset ];
let x;
if ( range.collapsed && adjacentNode && adjacentNode.classList && adjacentNode.classList.contains( 've-ce-unicorn' ) ) {
// We're next to a unicorn; use its left/right position
const unicornRect = adjacentNode.getClientRects()[ 0 ];
Iif ( !unicornRect ) {
return null;
}
x = unicornRect[ side ];
} else {
x = rect[ side ];
}
if ( fixHeight ) {
// Use a pre-computed height from above, maintaining the vertical center
const middle = ( rect.top + rect.bottom ) / 2;
return {
top: middle - ( fixHeight / 2 ),
bottom: middle + ( fixHeight / 2 ),
left: x,
right: x,
width: 0,
height: fixHeight
};
} else {
return {
top: rect.top,
bottom: rect.bottom,
left: x,
right: x,
width: 0,
height: rect.height
};
}
};
/**
* @inheritdoc
*/
ve.ce.LinearSelection.prototype.getSelectionFocusRect = function () {
if ( this.isNativeCursor() ) {
const toSelection = new this.constructor( this.getModel().collapseToTo(), this.surface );
// Don't using bounding rects as these break at the end of a line for
// collapsed native rects.
const startAndEndRects = toSelection.getSelectionStartAndEndRects();
return startAndEndRects ? startAndEndRects.end : null;
} else {
// Don't collapse selection for focus rect if we are on a focusable node.
return this.getSelectionBoundingRect();
}
};
/**
* Get the focusable node at the selection
*
* @return {ve.ce.Node|null} Focused node
*/
ve.ce.LinearSelection.prototype.getFocusedNode = function () {
return this.getSurface().getFocusedNode( this.getModel().getRange() );
};
/**
* @inheritdoc
*/
ve.ce.LinearSelection.prototype.isFocusedNode = function () {
return !!this.getFocusedNode();
};
/**
* @inheritdoc
*/
ve.ce.LinearSelection.prototype.isNativeCursor = function () {
return !this.getFocusedNode();
};
/**
* @inheritdoc
*/
ve.ce.LinearSelection.prototype.getDirectionality = function ( doc ) {
Eif ( !this.directionality ) {
this.directionality = doc.getDirectionalityFromRange( this.getModel().getRange() );
}
return this.directionality;
};
/* Registration */
ve.ce.selectionFactory.register( ve.ce.LinearSelection );
|