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74 lines (63 loc) · 2.52 KB
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/*
* Copyright (C) 2014-2015 Stichting Mapcode Foundation (http://www.mapcode.com)
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.mapcode;
import javax.annotation.Nonnull;
/**
* ----------------------------------------------------------------------------------------------
* Package private implementation class. For internal use within the Mapcode implementation only.
* ----------------------------------------------------------------------------------------------
*
* This class the data class for Mapcode codex items.
*/
class Data {
static final char[] ENCODE_CHARS = {
'0', '1', '2', '3', '4', '5', '6', '7', '8', '9',
'B', 'C', 'D', 'F', 'G', 'H', 'J', 'K', 'L', 'M',
'N', 'P', 'Q', 'R', 'S', 'T', 'V', 'W', 'X', 'Y', 'Z',
'A', 'E', 'U'
};
private Data() {
// Disabled.
}
static boolean isNameless(final int territoryRecord) {
return (DataAccess.getDataFlags(territoryRecord) & 64) != 0;
}
static boolean isSpecialShape(final int territoryRecord) {
return (DataAccess.getDataFlags(territoryRecord) & 1024) != 0;
}
static int getTerritoryRecordType(final int territoryRecord) {
return (DataAccess.getDataFlags(territoryRecord) >> 7) & 3; // 1=pipe 2=plus 3=star
}
static boolean isRestricted(final int territoryRecord) {
return (DataAccess.getDataFlags(territoryRecord) & 512) != 0;
}
static int getCodex(final int territoryRecord) {
final int codexflags = DataAccess.getDataFlags(territoryRecord) & 31;
return (10 * (codexflags / 5)) + (codexflags % 5) + 1;
}
@Nonnull
static String headerLetter(final int i) {
final int flags = DataAccess.getDataFlags(i);
if (((flags >> 7) & 3) == 1) {
return Character.toString(ENCODE_CHARS[(flags >> 11) & 31]);
}
return "";
}
@Nonnull
static Boundary getBoundary(final int territoryRecord) {
return Boundary.createFromTerritoryRecord(territoryRecord);
}
}