org.teamapps.icons.composite.CompositeIconDecoder Maven / Gradle / Ivy
/*-
* ========================LICENSE_START=================================
* TeamApps
* ---
* Copyright (C) 2014 - 2024 TeamApps.org
* ---
* 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.
* =========================LICENSE_END==================================
*/
package org.teamapps.icons.composite;
import org.teamapps.icons.Icon;
import org.teamapps.icons.IconDecoderContext;
import org.teamapps.icons.spi.IconDecoder;
import java.util.HashMap;
import java.util.Map;
import static org.teamapps.icons.util.IconEncodeDecodeUtil.findClosingParenthesisPosition;
public class CompositeIconDecoder implements IconDecoder {
@Override
public CompositeIcon decodeIcon(String encodedIconString, IconDecoderContext context) {
Map subIconDescriptionsByPositionIndex = extractSubIconDescriptions(encodedIconString);
Icon baseIcon = context.decodeIcon(subIconDescriptionsByPositionIndex.get(0));
Icon bottomRight = subIconDescriptionsByPositionIndex.containsKey(1) ? context.decodeIcon(subIconDescriptionsByPositionIndex.get(1)) : null;
Icon bottomLeft = subIconDescriptionsByPositionIndex.containsKey(2) ? context.decodeIcon(subIconDescriptionsByPositionIndex.get(2)) : null;
Icon topLeft = subIconDescriptionsByPositionIndex.containsKey(3) ? context.decodeIcon(subIconDescriptionsByPositionIndex.get(3)) : null;
Icon topRight = subIconDescriptionsByPositionIndex.containsKey(4) ? context.decodeIcon(subIconDescriptionsByPositionIndex.get(4)) : null;
return CompositeIcon.of(baseIcon, bottomRight, bottomLeft, topLeft, topRight);
}
private Map extractSubIconDescriptions(String encodedIconString) {
Map subIconDescriptions = new HashMap<>();
int pos = 0;
while (pos < encodedIconString.length()) {
int iconPositionIndex = encodedIconString.charAt(pos) - 48;
pos += 2;
int endPos = findClosingParenthesisPosition(encodedIconString, pos);
String encodedSubIconString = encodedIconString.substring(pos, endPos);
pos = endPos + 1;
subIconDescriptions.put(iconPositionIndex, encodedSubIconString);
}
return subIconDescriptions;
}
}