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Function extendTo

static/mergely/lib/codemirror.js:3716–3757  ·  view source on GitHub ↗
(pos)

Source from the content-addressed store, hash-verified

3714
3715 var lastPos = start;
3716 function extendTo(pos) {
3717 if (cmp(lastPos, pos) == 0) return;
3718 lastPos = pos;
3719
3720 if (type == "rect") {
3721 var ranges = [], tabSize = cm.options.tabSize;
3722 var startCol = countColumn(getLine(doc, start.line).text, start.ch, tabSize);
3723 var posCol = countColumn(getLine(doc, pos.line).text, pos.ch, tabSize);
3724 var left = Math.min(startCol, posCol), right = Math.max(startCol, posCol);
3725 for (var line = Math.min(start.line, pos.line), end = Math.min(cm.lastLine(), Math.max(start.line, pos.line));
3726 line <= end; line++) {
3727 var text = getLine(doc, line).text, leftPos = findColumn(text, left, tabSize);
3728 if (left == right)
3729 ranges.push(new Range(Pos(line, leftPos), Pos(line, leftPos)));
3730 else if (text.length > leftPos)
3731 ranges.push(new Range(Pos(line, leftPos), Pos(line, findColumn(text, right, tabSize))));
3732 }
3733 if (!ranges.length) ranges.push(new Range(start, start));
3734 setSelection(doc, normalizeSelection(startSel.ranges.slice(0, ourIndex).concat(ranges), ourIndex),
3735 {origin: "*mouse", scroll: false});
3736 cm.scrollIntoView(pos);
3737 } else {
3738 var oldRange = ourRange;
3739 var anchor = oldRange.anchor, head = pos;
3740 if (type != "single") {
3741 if (type == "double")
3742 var range = cm.findWordAt(pos);
3743 else
3744 var range = new Range(Pos(pos.line, 0), clipPos(doc, Pos(pos.line + 1, 0)));
3745 if (cmp(range.anchor, anchor) > 0) {
3746 head = range.head;
3747 anchor = minPos(oldRange.from(), range.anchor);
3748 } else {
3749 head = range.anchor;
3750 anchor = maxPos(oldRange.to(), range.head);
3751 }
3752 }
3753 var ranges = startSel.ranges.slice(0);
3754 ranges[ourIndex] = new Range(clipPos(doc, anchor), head);
3755 setSelection(doc, normalizeSelection(ranges, ourIndex), sel_mouse);
3756 }
3757 }
3758
3759 var editorSize = display.wrapper.getBoundingClientRect();
3760 // Used to ensure timeout re-tries don't fire when another extend

Callers 1

extendFunction · 0.70

Calls 8

getLineFunction · 0.70
setSelectionFunction · 0.70
normalizeSelectionFunction · 0.70
clipPosFunction · 0.70
minPosFunction · 0.70
maxPosFunction · 0.70
cmpFunction · 0.50
findColumnFunction · 0.50

Tested by

no test coverage detected