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MapElement: enhance clone (not copy complete buffer) (#451)

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Gustl22 2017-12-02 15:16:47 +01:00 committed by Emux
parent e73ac4acfc
commit 535482025e
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1 changed files with 17 additions and 5 deletions
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22
vtm/src/org/oscim/core/MapElement.java
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@ -43,8 +43,12 @@ public class MapElement extends GeometryBuffer {
super(1024, 16); super(1024, 16);
} }
public MapElement(int points, int indices) { public MapElement(int numPoints, int numIndices) {
super(points, indices); super(numPoints, numIndices);
}
public MapElement(float[] points, int[] index) {
super(points, index);
} }
public void setLabelPosition(float x, float y) { public void setLabelPosition(float x, float y) {
@ -73,13 +77,21 @@ public class MapElement extends GeometryBuffer {
* @return a deep copy of this MapElement * @return a deep copy of this MapElement
*/ */
public MapElement clone() { public MapElement clone() {
MapElement copy = new MapElement(); int indexSize = this.indexPos + 1;
for (int i = 0; i < this.index.length; i++) {
if (this.index[i] == -1) {
indexSize = i;
break;
}
}
float[] copyPoints = Arrays.copyOf(this.points, this.pointPos);
int[] copyIndex = Arrays.copyOf(this.index, indexSize);
MapElement copy = new MapElement(copyPoints, copyIndex);
copy.tags.set(this.tags.asArray()); copy.tags.set(this.tags.asArray());
copy.points = Arrays.copyOf(this.points, this.points.length);
copy.pointPos = this.pointPos; copy.pointPos = this.pointPos;
copy.labelPosition = this.labelPosition; copy.labelPosition = this.labelPosition;
copy.setLayer(this.layer); copy.setLayer(this.layer);
copy.index = Arrays.copyOf(this.index, this.index.length);
copy.indexPos = this.indexPos; copy.indexPos = this.indexPos;
copy.type = this.type; copy.type = this.type;
return copy; return copy;