Mekanism-tilera-Edition/common/universalelectricity/core/electricity/ElectricityDisplay.java

199 lines
5.1 KiB
Java

package universalelectricity.core.electricity;
/**
* An easy way to display information on electricity for the client.
*
* @author Calclavia
*/
public class ElectricityDisplay
{
/**
* Universal Electricity's units are in KILOJOULES, KILOWATTS and KILOVOLTS. Try to make your
* energy ratio as close to real life as possible.
*/
public static enum ElectricUnit
{
AMPERE("Amp", "I"), AMP_HOUR("Amp Hour", "Ah"), VOLTAGE("Volt", "V"), WATT("Watt", "W"),
WATT_HOUR("Watt Hour", "Wh"), RESISTANCE("Ohm", "R"), CONDUCTANCE("Siemen", "S"),
JOULES("Joule", "J");
public String name;
public String symbol;
private ElectricUnit(String name, String symbol)
{
this.name = name;
this.symbol = symbol;
}
public String getPlural()
{
return this.name + "s";
}
}
/** Metric system of measurement. */
public static enum MeasurementUnit
{
MICRO("Micro", "u", 0.000001f), MILLI("Milli", "m", 0.001f), BASE("", "", 1),
KILO("Kilo", "k", 1000f), MEGA("Mega", "M", 1000000f), GIGA("Giga", "G", 1000000000f),
TERA("Tera", "T", 1000000000000f), PETA("Peta", "P", 1000000000000000f),
EXA("Exa", "E", 1000000000000000000f), ZETTA("Zetta", "Z", 1000000000000000000000f),
YOTTA("Yotta", "Y", 1000000000000000000000000f);
/** long name for the unit */
public String name;
/** short unit version of the unit */
public String symbol;
/** Point by which a number is consider to be of this unit */
public float value;
private MeasurementUnit(String name, String symbol, float value)
{
this.name = name;
this.symbol = symbol;
this.value = value;
}
public String getName(boolean getShort)
{
if (getShort)
{
return symbol;
}
else
{
return name;
}
}
/** Divides the value by the unit value start */
public double process(double value)
{
return value / this.value;
}
/** Checks if a value is above the unit value start */
public boolean isAbove(float value)
{
return value > this.value;
}
/** Checks if a value is lower than the unit value start */
public boolean isBellow(float value)
{
return value < this.value;
}
}
/** By default, mods should store energy in Kilo-Joules, hence a multiplier of 1/1000. */
public static String getDisplay(float value, ElectricUnit unit, int decimalPlaces, boolean isShort)
{
return getDisplay(value, unit, decimalPlaces, isShort, 1000);
}
/**
* Displays the unit as text. Does handle negative numbers, and will place a negative sign in
* front of the output string showing this. Use string.replace to remove the negative sign if
* unwanted
*/
public static String getDisplay(float value, ElectricUnit unit, int decimalPlaces, boolean isShort, float multiplier)
{
String unitName = unit.name;
String prefix = "";
if (value < 0)
{
value = Math.abs(value);
prefix = "-";
}
value *= multiplier;
if (isShort)
{
unitName = unit.symbol;
}
else if (value > 1)
{
unitName = unit.getPlural();
}
if (value == 0)
{
return value + " " + unitName;
}
else
{
for (int i = 0; i < MeasurementUnit.values().length; i++)
{
MeasurementUnit lowerMeasure = MeasurementUnit.values()[i];
if (lowerMeasure.isBellow(value) && lowerMeasure.ordinal() == 0)
{
return prefix + roundDecimals(lowerMeasure.process(value), decimalPlaces) + " " + lowerMeasure.getName(isShort) + unitName;
}
if (lowerMeasure.ordinal() + 1 >= MeasurementUnit.values().length)
{
return prefix + roundDecimals(lowerMeasure.process(value), decimalPlaces) + " " + lowerMeasure.getName(isShort) + unitName;
}
MeasurementUnit upperMeasure = MeasurementUnit.values()[i + 1];
if ((lowerMeasure.isAbove(value) && upperMeasure.isBellow(value)) || lowerMeasure.value == value)
{
return prefix + roundDecimals(lowerMeasure.process(value), decimalPlaces) + " " + lowerMeasure.getName(isShort) + unitName;
}
}
}
return prefix + roundDecimals(value, decimalPlaces) + " " + unitName;
}
public static String getDisplay(float value, ElectricUnit unit)
{
return getDisplay(value, unit, 2, false);
}
public static String getDisplayShort(float value, ElectricUnit unit)
{
return getDisplay(value, unit, 2, true);
}
public static String getDisplayShort(float value, ElectricUnit unit, int decimalPlaces)
{
return getDisplay(value, unit, decimalPlaces, true);
}
public static String getDisplaySimple(float value, ElectricUnit unit, int decimalPlaces)
{
if (value > 1)
{
if (decimalPlaces < 1)
{
return (int) value + " " + unit.getPlural();
}
return roundDecimals(value, decimalPlaces) + " " + unit.getPlural();
}
if (decimalPlaces < 1)
{
return (int) value + " " + unit.name;
}
return roundDecimals(value, decimalPlaces) + " " + unit.name;
}
/**
* Rounds a number to a specific number place places
*
* @param The number
* @return The rounded number
*/
public static double roundDecimals(double d, int decimalPlaces)
{
int j = (int) (d * Math.pow(10, decimalPlaces));
return j / Math.pow(10, decimalPlaces);
}
public static double roundDecimals(double d)
{
return roundDecimals(d, 2);
}
}