1 package org.djunits.value.vfloat.scalar;
2
3 import java.util.regex.Matcher;
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5 import org.djunits.unit.LengthUnit;
6 import org.djunits.unit.PositionUnit;
7 import org.djunits.unit.Unit;
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34 public class FloatPosition extends AbstractFloatScalarAbs<PositionUnit, FloatPosition, LengthUnit, FloatLength>
35 {
36
37 private static final long serialVersionUID = 20150901L;
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39
40 public static final FloatPosition ZERO = new FloatPosition(0.0f, PositionUnit.BASE);
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46
47 public FloatPosition(final float value, final PositionUnit unit)
48 {
49 super(value, unit);
50 }
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57 public FloatPosition(final double value, final PositionUnit unit)
58 {
59 super((float) value, unit);
60 }
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66 public FloatPosition(final FloatPosition value)
67 {
68 super(value);
69 }
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71
72 @Override
73 public final FloatPosition instantiateAbs(final float value, final PositionUnit unit)
74 {
75 return new FloatPosition(value, unit);
76 }
77
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79 @Override
80 public final FloatLength instantiateRel(final float value, final LengthUnit unit)
81 {
82 return new FloatLength(value, unit);
83 }
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90 public static final FloatPosition createSI(final float value)
91 {
92 return new FloatPosition(value, PositionUnit.BASE);
93 }
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102 public static FloatPosition interpolate(final FloatPosition zero, final FloatPosition one, final float ratio)
103 {
104 return new FloatPosition(zero.getInUnit() * (1 - ratio) + one.getInUnit(zero.getUnit()) * ratio, zero.getUnit());
105 }
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113 public static FloatPosition max(final FloatPosition a1, final FloatPosition a2)
114 {
115 return (a1.gt(a2)) ? a1 : a2;
116 }
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125 public static FloatPosition max(final FloatPosition a1, final FloatPosition a2, final FloatPosition... an)
126 {
127 FloatPosition maxa = (a1.gt(a2)) ? a1 : a2;
128 for (FloatPosition a : an)
129 {
130 if (a.gt(maxa))
131 {
132 maxa = a;
133 }
134 }
135 return maxa;
136 }
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144 public static FloatPosition min(final FloatPosition a1, final FloatPosition a2)
145 {
146 return (a1.lt(a2)) ? a1 : a2;
147 }
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156 public static FloatPosition min(final FloatPosition a1, final FloatPosition a2, final FloatPosition... an)
157 {
158 FloatPosition mina = (a1.lt(a2)) ? a1 : a2;
159 for (FloatPosition a : an)
160 {
161 if (a.lt(mina))
162 {
163 mina = a;
164 }
165 }
166 return mina;
167 }
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177 public static FloatPosition valueOf(final String text) throws IllegalArgumentException
178 {
179 if (text == null || text.length() == 0)
180 {
181 throw new IllegalArgumentException("Error parsing FloatPosition -- null or empty argument");
182 }
183 Matcher matcher = NUMBER_PATTERN.matcher(text);
184 if (matcher.find())
185 {
186 int index = matcher.end();
187 try
188 {
189 String unitString = text.substring(index).trim();
190 String valueString = text.substring(0, index).trim();
191 for (PositionUnit unit : Unit.getUnits(PositionUnit.class))
192 {
193 if (unit.getDefaultLocaleTextualRepresentations().contains(unitString))
194 {
195 float f = Float.parseFloat(valueString);
196 return new FloatPosition(f, unit);
197 }
198 }
199 }
200 catch (Exception exception)
201 {
202 throw new IllegalArgumentException("Error parsing FloatPosition from " + text, exception);
203 }
204 }
205 throw new IllegalArgumentException("Error parsing FloatPosition from " + text);
206 }
207
208 }