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Range update

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This commit is contained in:
Michael Yoshitaka Erlewine 2010-06-19 17:37:36 -04:00
parent b2a3e332f5
commit 4c071f8bd0
1 changed files with 22 additions and 6 deletions
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28
browser/base/content/tabcandy/core/utils.js
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@ -257,8 +257,8 @@ window.Rect.prototype = {
// Constructor: Range
// Creates a Range with the given min and max
window.Range = function(min, max) {
this.min = min;
this.max = max;
this.min = min || 0;
this.max = max || 0;
};
// ----------
@ -269,23 +269,39 @@ window.isRange = function(r) {
};
window.Range.prototype = {
// Variable: extent
// Equivalent to max-min
get extent() {
return (this.max - this.min);
},
set extent(extent) {
this.max = extent - this.min;
},
// ----------
// Function: contains
// Whether the <Range> contains the given value or not
//
// Paramaters
// - a number
// - a number or <Range>
contains: function(value) {
return( value >= this.min && value <= this.max );
if (Utils.isNumber(value))
return ( value >= this.min && value <= this.max );
else if (isRange(value))
return ( value.min >= this.min && value.max <= this.max );
},
// ----------
// Function: containsWithin
// Whether the <Range>'s interior contains the given value or not
//
// Paramaters
// - a number
// - a number or <Range>
containsWithin: function(value) {
return( value > this.min && value < this.max );
if (Utils.isNumber(value))
return ( value > this.min && value < this.max );
else if (isRange(value))
return ( value.min > this.min && value.max < this.max );
},
};