diff options
author | Alex Yatskov <alex@foosoft.net> | 2016-07-23 12:47:42 -0700 |
---|---|---|
committer | Alex Yatskov <alex@foosoft.net> | 2016-07-23 12:47:42 -0700 |
commit | a889e1ffaa8b64b18a5b8416db1838ab497f52d6 (patch) | |
tree | da033f74d7a5b6d5b7e487085989a2c8d2a3e702 /ext/fg/js/source-range.js | |
parent | 6099de71d86b923e1bc76b32833a7ccfcab73692 (diff) |
WIP
Diffstat (limited to 'ext/fg/js/source-range.js')
-rw-r--r-- | ext/fg/js/source-range.js | 17 |
1 files changed, 6 insertions, 11 deletions
diff --git a/ext/fg/js/source-range.js b/ext/fg/js/source-range.js index c4cabf4b..a6c3d722 100644 --- a/ext/fg/js/source-range.js +++ b/ext/fg/js/source-range.js @@ -17,7 +17,7 @@ */ -class Range { +class RangeSource { constructor(range) { this.rng = range; } @@ -27,7 +27,7 @@ class Range { } setLength(length) { - const end = Range.seekEnd(this.rng.startContainer, this.rng.startOffset + length); + const end = RangeSource.seekEnd(this.rng.startContainer, this.rng.startOffset + length); this.rng.setEnd(end.node, end.offset); } @@ -70,18 +70,18 @@ class Range { static seekEnd(node, length) { const state = {node, offset: 0, length}; - if (!Range.seekEndRecurse(node, state)) { + if (!RangeSource.seekEndRecurse(node, state)) { return {node: state.node, offset: state.offset}; } for (let sibling = node.nextSibling; sibling !== null; sibling = sibling.nextSibling) { - if (!Range.seekEndRecurse(sibling, state)) { + if (!RangeSource.seekEndRecurse(sibling, state)) { return {node: state.node, offset: state.offset}; } } for (let sibling = node.parentElement.nextSibling; sibling !== null; sibling = sibling.nextSibling) { - if (!Range.seekEndRecurse(sibling, state)) { + if (!RangeSource.seekEndRecurse(sibling, state)) { return {node: state.node, offset: state.offset}; } } @@ -97,7 +97,7 @@ class Range { state.length -= consumed; } else { for (let i = 0; i < node.childNodes.length; ++i) { - if (!Range.seekEndRecurse(node.childNodes[i], state)) { + if (!RangeSource.seekEndRecurse(node.childNodes[i], state)) { break; } } @@ -105,9 +105,4 @@ class Range { return state.length > 0; } - - static fromPoint(point) { - const range = document.caretRangeFromPoint(point.x, point.y); - return range === null ? null : new Range(range); - } } |