Last change
on this file since 13660 was 13564, checked in by Don-vip, 6 years ago |
introduce PrimitiveRenderer to replace OsmPrimitivRenderer (now deprecated). Change NameFormatter API to support IPrimitive instead of OsmPrimitive . Enhances interfaces in consequence.
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1.2 KB
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1 | // License: GPL. For details, see LICENSE file.
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2 | package org.openstreetmap.josm.data.osm;
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3 |
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4 | /**
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5 | * IWay captures the common functions of {@link Way} and {@link WayData}.
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6 | * @since 4098
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7 | */
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8 | public interface IWay extends IPrimitive {
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9 |
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10 | /**
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11 | * Replies the number of nodes in this way.
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12 | *
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13 | * @return the number of nodes in this way.
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14 | */
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15 | int getNodesCount();
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16 |
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17 | /**
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18 | * Replies the real number of nodes in this way (full number of nodes minus one if this way is closed)
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19 | *
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20 | * @return the real number of nodes in this way.
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21 | *
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22 | * @see #getNodesCount()
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23 | * @see #isClosed()
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24 | * @since 5847
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25 | * @since 13564 (IWay)
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26 | */
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27 | default int getRealNodesCount() {
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28 | int count = getNodesCount();
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29 | return isClosed() ? count-1 : count;
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30 | }
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31 |
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32 | /**
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33 | * Returns id of the node at given index.
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34 | * @param idx node index
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35 | * @return id of the node at given index
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36 | */
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37 | long getNodeId(int idx);
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38 |
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39 | /**
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40 | * Determines if this way is closed.
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41 | * @return {@code true} if this way is closed, {@code false} otherwise
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42 | */
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43 | boolean isClosed();
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44 |
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45 | @Override
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46 | default String getDisplayName(NameFormatter formatter) {
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47 | return formatter.format(this);
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48 | }
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49 | }
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