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pragma Strict
import QtQml
QtObject {
function absMinusOne(amount: real) : real {
// Access it before the condition below, to make sure we still get the original
var minusOne = amount !== 0 ? -1 : 0;
// The condition causes the original arguemnt to be overwritten rather than a new
// register to be allocated
if (amount < 0)
amount = -amount;
return amount + minusOne;
}
property real a: absMinusOne(-5)
property real b: absMinusOne(10)
function stringMinusOne(amount: real) : string {
// Access it before the condition below, to make sure we still get the original
var minusOne = amount !== 0 ? -1 : 0;
// The condition causes the original arguemnt to be overwritten rather than a new
// register to be allocated
if (amount < 0)
amount = -amount + "t";
return amount + minusOne;
}
property string c: stringMinusOne(-5)
property string d: stringMinusOne(10)
function printAmount(amount: real) : string {
var sign;
if (amount < 0) {
sign = "-";
amount = -amount;
} else {
sign = "";
}
return sign + amount;
}
property string e: printAmount(10);
property string f: printAmount(-10);
readonly property string units: " kMGT"
function roundTo3Digits(number: real) : real {
var factor;
if (number < 10)
factor = 100;
else if (number < 100)
factor = 10;
else
factor = 1;
return Math.round(number * factor) / factor;
}
function prettyPrintScale(amount: real) : string {
var sign;
if (amount < 0) {
sign = "-";
amount = -amount;
} else {
sign = "";
}
var unitOffset = 0;
var unitAmount = 1;
for (unitOffset = 0; amount > unitAmount * 1024; ++unitOffset, unitAmount *= 1024) {}
var result = amount / unitAmount;
return sign + roundTo3Digits(result) + units[unitOffset];
}
property list<string> scales: [
prettyPrintScale(0),
prettyPrintScale(1),
prettyPrintScale(10),
prettyPrintScale(100),
prettyPrintScale(1000),
prettyPrintScale(10000),
prettyPrintScale(100000),
prettyPrintScale(1000000),
prettyPrintScale(10000000),
prettyPrintScale(100000000),
prettyPrintScale(1000000000),
prettyPrintScale(10000000000),
prettyPrintScale(100000000000),
prettyPrintScale(1000000000000),
prettyPrintScale(10000000000000),
prettyPrintScale(-1),
prettyPrintScale(-10),
prettyPrintScale(-100),
prettyPrintScale(-1000),
prettyPrintScale(-10000),
prettyPrintScale(-100000),
prettyPrintScale(-1000000),
prettyPrintScale(-10000000),
prettyPrintScale(-100000000),
prettyPrintScale(-1000000000),
prettyPrintScale(-10000000000),
prettyPrintScale(-100000000000),
prettyPrintScale(-1000000000000),
prettyPrintScale(-10000000000000),
]
function forwardArg(a: real) : string {
return prettyPrintScale(a);
}
}
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