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| define([
| 'dojo/_base/declare',
| 'dojo/_base/array'
| ], function(
| declare,
| array
| ) {
| var projectUnits = [
| "INCHES",
| "FOOT",
| "FOOT_US",
| "YARDS",
| "MILES",
| "NAUTICAL_MILES",
| "MILLIMETERS",
| "CENTIMETERS",
| "METER",
| "KILOMETERS",
| "DECIMETERS",
| "LINK_CLARKE",
| "FOOT_GOLD_COAST",
| "FOOT_CLARKE",
| "CHAIN_SEARS_1992_TRUNCATED",
| "YARD_INDIAN",
| "CHAIN_BENOIT_1895_B",
| "YARD_SEARS",
| "CHAIN_SEARS",
| "FOOT_SEARS",
| "YARD_INDIAN_1937",
| "50_KILOMETERS",
| "150_KILOMETERS"
| ],
| geographicUnits = ["DECIMAL_DEGREES",
| "DEGREE_MINUTE_SECONDS",
| "DEGREE",
| "GRAD",
| "MGRS",
| "USNG"];
|
| var units = {
| // Meter
| "INCHES": 0.0254,
| "FOOT": 0.3048,
| "FOOT_US": 0.3048006096012192,
| "YARDS": 0.9144,
| "MILES": 1609.344,
| "NAUTICAL_MILES": 1852,
| "MILLIMETERS": 0.001,
| "CENTIMETERS": 0.01,
| "METER": 1,
| "KILOMETERS": 1000,
| "DECIMETERS": 0.1,
| "LINK_CLARKE": 0.2011661949,
| "FOOT_GOLD_COAST": 0.3047997101815088,
| "FOOT_CLARKE": 0.304797265,
| "CHAIN_SEARS_1922_TRUNCATED": 20.116756,
| "YARD_INDIAN": 0.9143985307444408,
| "CHAIN_BENOIT_1895_B": 20.11678249437587,
| "YARD_SEARS": 0.9143984146160287,
| "CHAIN_SEARS": 20.11676512155263,
| "FOOT_SEARS": 0.3047994715386762,
| "YARD_INDIAN_1937": 0.91439523,
| "50_KILOMETERS": 50000.0,
| "150_KILOMETERS": 150000.0,
| // radian
| "DEGREE": 0.0174532925199433,
| "DECIMAL_DEGREES": 0.0174532925199433,
| "MGRS": 0.0174532925199433, // MGRS / DEGREE = 1
| "USNG": 0.0174532925199433, // MGRS / DEGREE = 1
| "DEGREE_MINUTE_SECONDS": 0.0174532925199433,
| "GRAD": 0.01570796326794897
| };
|
| var mo = declare(null, function() {
| // nothing
| });
|
| // Unit
| mo.convertUnit = function(sUnit, tUnit, num) {
| return units[sUnit.toUpperCase()] / units[tUnit.toUpperCase()] * num;
| };
|
| mo.getUnitRate = function(sUnit, tUnit) {
| return units[sUnit.toUpperCase()] / units[tUnit.toUpperCase()];
| };
|
| mo.isProjectUnit = function(unit) {
| return array.indexOf(projectUnits, unit.toUpperCase()) > -1;
| };
|
| mo.isGeographicUnit = function(unit) {
| return array.indexOf(geographicUnits, unit.toUpperCase()) > -1;
| };
|
| mo.getGeographicUnits = function() {
| return geographicUnits;
| };
|
| mo.getProjectUnits = function() {
| return projectUnits;
| };
|
| return mo;
| });
|
|
