root / trunk / libraries / libFMap / src / com / iver / cit / gvsig / fmap / core / FPolyline3DM.java @ 38563
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1 | 32120 | fpenarrubia | package com.iver.cit.gvsig.fmap.core; |
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2 | |||
3 | import java.awt.geom.PathIterator; |
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4 | |||
5 | import com.iver.cit.gvsig.fmap.core.v02.FConverter; |
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6 | |||
7 | /**
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8 | * The Class FPolyline3DM that manages correctly (with Z and M) PolylineZs
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9 | *
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10 | * @author Pompermaier Flavio
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11 | */
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12 | public class FPolyline3DM extends FPolyline3D implements FShapeM { |
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13 | |||
14 | private static final long serialVersionUID = -4920745174292188836L; |
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15 | private static final String NAME = "MULTILINESTRING_3DM"; |
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16 | double[] pM = null; |
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17 | |||
18 | /**
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19 | * Crea un nuevo Polyline3DM.
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20 | *
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21 | * @param gpx
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22 | * GeneralPathX
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23 | * @param pZ
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24 | * Vector con la Z.
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25 | * @param pM
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26 | * Vector con la M.
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27 | */
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28 | public FPolyline3DM(GeneralPathX gpx, double[] pZ, double[] pM) { |
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29 | super(gpx, pZ);
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30 | this.pM = pM;
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31 | } |
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32 | |||
33 | /**
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34 | * @see com.iver.cit.gvsig.fmap.core.FShape#getShapeType()
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35 | */
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36 | @Override
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37 | public int getShapeType() { |
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38 | return FShape.LINE | FShape.Z;
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39 | } |
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40 | |||
41 | /**
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42 | * Devuelve un Array con todos los valores de M.
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43 | *
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44 | * @return Array de Ms.
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45 | */
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46 | public double[] getMs() { |
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47 | return pM;
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48 | } |
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49 | |||
50 | /*
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51 | * (non-Javadoc)
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52 | * @see com.iver.cit.gvsig.fmap.core.FShape#cloneFShape()
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53 | */
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54 | @Override
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55 | public FShape cloneFShape() {
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56 | return new FPolyline3DM((GeneralPathX) gp.clone(), pZ, pM); |
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57 | } |
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58 | |||
59 | |||
60 | /*
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61 | * (non-Javadoc)
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62 | * @see com.iver.cit.gvsig.fmap.core.FShapeM#isDecreasing()
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63 | */
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64 | public boolean isDecreasing() { |
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65 | if (pM.length == 0) |
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66 | return false; |
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67 | return pM[0] > pM[pM.length - 1]; |
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68 | } |
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69 | |||
70 | |||
71 | /*
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72 | * (non-Javadoc)
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73 | * @see com.iver.cit.gvsig.fmap.core.FShapeM#revertMs()
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74 | */
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75 | public void revertMs() { |
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76 | double totalDistance = Math.abs(pM[0] - pM[pM.length - 1]); |
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77 | double[] percentages = new double[pM.length]; |
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78 | for (int i = 1; i < percentages.length; i++) { |
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79 | percentages[i] = Math.abs(pM[i] - pM[i - 1]) / totalDistance; |
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80 | } |
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81 | //The first value
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82 | double pm0 = pM[0]; |
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83 | if (!isDecreasing()) {
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84 | pM[0] = pM[pM.length - 1]; |
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85 | for (int i = 1; i < pM.length - 1; i++) { |
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86 | double increasing = percentages[i] * totalDistance;
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87 | pM[i] = pM[i - 1] - increasing;
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88 | } |
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89 | } |
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90 | else {
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91 | pM[0] = pM[pM.length - 1]; |
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92 | for (int i = 1; i < pM.length - 1; i++) { |
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93 | double decreasing = percentages[i] * totalDistance;
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94 | pM[i] = pM[i - 1] + decreasing;
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95 | } |
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96 | } |
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97 | pM[pM.length - 1] = pm0;
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98 | |||
99 | } |
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100 | |||
101 | |||
102 | /*
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103 | * (non-Javadoc)
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104 | * @see com.iver.cit.gvsig.fmap.core.FShapeM#setMAt(int, double)
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105 | */
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106 | public void setMAt(int i, double value) { |
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107 | if (i < pM.length) {
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108 | pM[i] = value; |
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109 | } |
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110 | |||
111 | } |
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112 | |||
113 | |||
114 | /*
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115 | * (non-Javadoc)
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116 | * @see com.iver.cit.gvsig.fmap.core.FShapeM#toText()
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117 | */
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118 | public String toText() { |
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119 | StringBuffer str = new StringBuffer(); |
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120 | str.append(NAME); |
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121 | str.append(" ((");
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122 | int theType;
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123 | double[] theData = new double[6]; |
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124 | |||
125 | PathIterator theIterator = getPathIterator(null, FConverter.FLATNESS); |
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126 | int i = 0; |
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127 | |||
128 | while (!theIterator.isDone()) {
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129 | //while not done
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130 | theType = theIterator.currentSegment(theData); |
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131 | |||
132 | double m = 0.0; |
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133 | if (i < pM.length) {
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134 | m = pM[i]; |
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135 | } |
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136 | |||
137 | switch (theType) {
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138 | case PathIterator.SEG_MOVETO: |
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139 | str.append(theData[0] + " " + theData[1] + " " + m + ","); |
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140 | break;
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141 | |||
142 | case PathIterator.SEG_LINETO: |
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143 | str.append(theData[0] + " " + theData[1] + " " + m + ","); |
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144 | |||
145 | break;
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146 | |||
147 | case PathIterator.SEG_QUADTO: |
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148 | System.out.println("Not supported here"); |
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149 | |||
150 | break;
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151 | |||
152 | case PathIterator.SEG_CUBICTO: |
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153 | System.out.println("Not supported here"); |
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154 | |||
155 | break;
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156 | |||
157 | case PathIterator.SEG_CLOSE: |
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158 | break;
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159 | } //end switch
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160 | |||
161 | theIterator.next(); |
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162 | i++; |
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163 | } //end while loop
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164 | return str.delete(str.length() - 1, str.length()) + "))"; |
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165 | } |
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166 | } |