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Add util.Math.constrain.

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This commit is contained in:
Doug Kearns
2009-05-30 20:29:23 +10:00
parent 3e984c776d
commit 95dffaf95a
5 changed files with 27 additions and 14 deletions
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10
common/content/buffer.js
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@@ -72,8 +72,7 @@ function Buffer() //{{{
{
let values = ZoomManager.zoomValues;
let cur = values.indexOf(ZoomManager.snap(ZoomManager.zoom));
let i = cur + steps;
i = Math.max(0, Math.min(values.length - 1, i));
let i = util.Math.constrain(cur + steps, 0, values.length - 1);
if (i == cur && fullZoom == ZoomManager.useFullZoom)
liberator.beep();
@@ -361,7 +360,7 @@ function Buffer() //{{{
if (elements.length > 0)
{
count = Math.min(Math.max(count, 1), elements.length);
count = util.Math.constrain(count, 1, elements.length);
buffer.focusElement(elements[count - 1]);
}
else
@@ -649,10 +648,7 @@ function Buffer() //{{{
level = buffer.textZoom + parseInt(arg, 10);
// relative args shouldn't take us out of range
if (level < ZOOM_MIN)
level = ZOOM_MIN;
if (level > ZOOM_MAX)
level = ZOOM_MAX;
level = util.Math.constrain(level, ZOOM_MIN, ZOOM_MAX);
}
else
return void liberator.echoerr("E488: Trailing characters");