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Add Renderer-API and API-Listener
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‎build.gradle‎

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}
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}
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dependencies {
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compile 'com.flowpowered:flow-math:1.0.3'
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}
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apply plugin: 'java'
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group = 'de.bluecolored.bluemap.api'

‎src/main/java/de/bluecolored/bluemap/api/BlueMapAPI.java‎

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/*
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* This file is part of BlueMap, licensed under the MIT License (MIT).
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*
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* Copyright (c) Blue (Lukas Rieger) <https://bluecolored.de>
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* Copyright (c) contributors
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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package de.bluecolored.bluemap.api;
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import java.util.ArrayList;
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import java.util.Collection;
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import java.util.Optional;
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import de.bluecolored.bluemap.api.renderer.BlueMapMap;
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import de.bluecolored.bluemap.api.renderer.BlueMapWorld;
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import de.bluecolored.bluemap.api.renderer.Renderer;
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public abstract class BlueMapAPI {
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private static BlueMapAPI instance;
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private static Collection<BlueMapAPIListener> listener = new ArrayList<>();
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/**
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* Getter for the {@link Renderer} instance.
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* @return the {@link Renderer}
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*/
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public abstract Renderer getRenderer();
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/**
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* Getter for all {@link BlueMapMap}s loaded by BlueMap.
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* @return an immutable collection of all loaded {@link BlueMapMap}s
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*/
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public abstract Collection<BlueMapMap> getMaps();
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/**
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* Getter for all {@link BlueMapWorld}s loaded by BlueMap.
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* @return an immutable collection of all loaded {@link BlueMapWorld}s
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*/
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public abstract Collection<BlueMapWorld> getWorlds();
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/**
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* Getter for the installed BlueMap version
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* @return the version-string
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*/
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public abstract String getBlueMapVersion();
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/**
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* Register a listener that will be called when the API enables/disables
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* @param listener the {@link BlueMapAPIListener}
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*/
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public static synchronized void registerListener(BlueMapAPIListener listener) {
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BlueMapAPI.listener.add(listener);
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if (BlueMapAPI.instance != null) listener.onEnable(BlueMapAPI.instance);
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}
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/**
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* Removes/Unregisters a previously registered listener
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* @param listener the {@link BlueMapAPIListener} instance that has been registered previously
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*
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* @return <code>true</code> if a listener was removed as a result of this call
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*/
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public static synchronized boolean unregisterListener(BlueMapAPIListener listener) {
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return BlueMapAPI.listener.remove(listener);
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}
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/**
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* Returns an instance of {@link BlueMapAPI} if it is currently enabled, else an empty {@link Optional} is returned.
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* @return an {@link Optional}&lt;{@link BlueMapAPI}&gt;
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*/
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public static synchronized Optional<BlueMapAPI> getInstance() {
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return Optional.ofNullable(instance);
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}
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/**
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* Used by BlueMap to register the API and call the listeners properly.
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* @param instance {@link BlueMapAPI}-instance
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*/
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static synchronized void registerInstance(BlueMapAPI instance) {
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if (BlueMapAPI.instance != null) throw new IllegalStateException("There already is an API instance registered!");
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BlueMapAPI.instance = instance;
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for (BlueMapAPIListener listener : BlueMapAPI.listener) {
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listener.onEnable(BlueMapAPI.instance);
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}
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}
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/**
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* Used by BlueMap to unregister the API and call the listeners properly.
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*/
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static synchronized void unregisterInstance() {
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if (BlueMapAPI.instance == null) throw new IllegalStateException("There is no API instance registered!");
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for (BlueMapAPIListener listener : BlueMapAPI.listener) {
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listener.onDisable(BlueMapAPI.instance);
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}
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BlueMapAPI.instance = null;
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}
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}

‎src/main/java/de/bluecolored/bluemap/api/BlueMapAPIListener.java‎

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/*
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* This file is part of BlueMap, licensed under the MIT License (MIT).
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*
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* Copyright (c) Blue (Lukas Rieger) <https://bluecolored.de>
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* Copyright (c) contributors
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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package de.bluecolored.bluemap.api;
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public interface BlueMapAPIListener {
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/**
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* Called when BlueMap has been loaded and started and the API is ready to use.<br>
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* If {@link BlueMapAPI} is already enabled when this listener is registered this method will be called immediately <i>(on the same thread)</i>!
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* <p><i>(Note: This method will likely be called asynchronously, <b>not</b> on the server-thread!</i><p>
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* @param blueMapApi the {@link BlueMapAPI}
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*/
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default void onEnable(BlueMapAPI blueMapApi) {}
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/**
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* Called <b>before</b> BlueMap is being unloaded and stopped, after this method returns the API is no longer usable!<br>
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* Unlike {@link BlueMapAPIListener#onEnable(BlueMapAPI)}, if {@link BlueMapAPI} is not enabled when this listener is registered this method will <b>not</b> be called immediately.
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* <p><i>(Note: This method will likely be called asynchronously, <b>not</b> on the server-thread!</i><p>
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* @param blueMapApi
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*/
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default void onDisable(BlueMapAPI blueMapApi) {}
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}

‎src/main/java/de/bluecolored/bluemap/api/renderer/BlueMapMap.java‎

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/*
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* This file is part of BlueMap, licensed under the MIT License (MIT).
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*
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* Copyright (c) Blue (Lukas Rieger) <https://bluecolored.de>
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* Copyright (c) contributors
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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package de.bluecolored.bluemap.api.renderer;
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import com.flowpowered.math.vector.Vector2i;
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import com.flowpowered.math.vector.Vector3d;
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import com.flowpowered.math.vector.Vector3i;
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public interface BlueMapMap {
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/**
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* Returns this maps id, this is equal to the id configured in bluemap's config for this map.
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* @return the id of this map
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*/
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String getId();
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/**
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* Returns this maps display-name, this is equal to the name configured in bluemap's config for this map.
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* @return the name of this map
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*/
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String getName();
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/**
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* Getter for the {@link BlueMapWorld} of this map.
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* @return the {@link BlueMapWorld} of this map
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*/
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BlueMapWorld getWorld();
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/**
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* Getter for the size of all tiles on this map in blocks.
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* @return the tile-size in blocks
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*/
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Vector2i getTileSize();
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/**
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* Getter for the offset of the tile-grid on this map.<br>
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* E.g. an offset of (2|-1) would mean that the tile (0|0) has block (2|0|-1) at it's min-corner.
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* @return the tile-offset in blocks
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*/
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Vector2i getTileOffset();
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/**
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* Converts a block-position to a map-tile-coordinate for this map
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*/
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default Vector2i posToTile(double blockX, double blockZ){
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Vector2i offset = getTileOffset();
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Vector2i size = getTileSize();
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return Vector2i.from(
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(int) Math.floor((blockX - offset.getX()) / size.getX()),
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(int) Math.floor((blockZ - offset.getY()) / size.getY())
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);
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}
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/**
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* Converts a block-position to a map-tile-coordinate for this map
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*/
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default Vector2i posToTile(Vector3i pos){
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return posToTile(pos.getX(), pos.getZ());
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}
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/**
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* Converts a block-position to a map-tile-coordinate for this map
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*/
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default Vector2i posToTile(Vector3d pos){
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return posToTile(pos.getX(), pos.getZ());
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}
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}

‎src/main/java/de/bluecolored/bluemap/api/renderer/BlueMapWorld.java‎

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/*
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* This file is part of BlueMap, licensed under the MIT License (MIT).
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*
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* Copyright (c) Blue (Lukas Rieger) <https://bluecolored.de>
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* Copyright (c) contributors
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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package de.bluecolored.bluemap.api.renderer;
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import java.nio.file.Path;
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import java.util.Collection;
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import java.util.UUID;
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public interface BlueMapWorld {
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/**
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* <p>Getter for the {@link UUID} of the world.</p>
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* <p>
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* The {@link UUID} of this world is <b>not</b> guaranteed to be consistent across reloads/restarts!
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* </p>
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* <p>
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* <b>Implementation notes:</b><br>
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* The used UUID highly depends on the implementation
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* <table>
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* <tr><th>Sponge</th><td>The UUID is equal to the returned UUID by World-Instances of the Sponge-API, so you can just use <code>spongeWorld.getUniqueId()</code><td><tr>
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* <tr><th>Bukkit</th><td>The UUID is equal to the returned UUID by World-Instances of the Bukkit-API, so you can just use <code>bukkitWorld.getUID()</code><td><tr>
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* <tr><th>Forge</th><td>The UUID is randomly generated, and changes on each reload/restart</code><td><tr>
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* <tr><th>CLI</th><td>The UUID is randomly generated, and changes on each reload/restart</code><td><tr>
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* </table>
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*
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* @return the {@link UUID} of the world
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*/
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UUID getUuid();
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/**
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* Getter for the {@link Path} of this world's save-files (folder). This matches the folder configured in bluemap's config for this map ( <code>world:</code> ).
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* @return the save-folder of this world.
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*/
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Path getSaveFolder();
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/**
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* Getter for all {@link BlueMapMap}s for this world
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* @return a {@link Collection} of all {@link BlueMapMap}s for this world
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*/
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Collection<BlueMapMap> getMaps();
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}

‎src/main/java/de/bluecolored/bluemap/api/renderer/RenderTicket.java‎

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/*
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* This file is part of BlueMap, licensed under the MIT License (MIT).
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*
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* Copyright (c) Blue (Lukas Rieger) <https://bluecolored.de>
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* Copyright (c) contributors
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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package de.bluecolored.bluemap.api.renderer;
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import java.util.function.Consumer;
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import com.flowpowered.math.vector.Vector2i;
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public interface RenderTicket {
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/**
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* <p>Getter for the {@link BlueMapMap} this ticket belongs to.</p>
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* @return the map for this ticket
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*/
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BlueMapMap getMap();
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/**
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* <p>Getter for the tile coordinates that this ticket renders.</p>
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* @return the tile this ticket renders
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*/
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Vector2i getTile();
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/**
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* The state of the ticket. This also returns <code>true</code> if the ticket has been processed but has failed to render the tile.
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* @return <code>true</code> if this ticket has been processed, <code>false</code> otherwise.
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*/
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boolean isCompleted();
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/**
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* Every listener registered with this method will be called (in an undefined order) after this ticket has been completed.
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* <p>
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* <b>Important:</b><br>
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* The callback-method will likely (but is not guaranteed to) be called <b>asynchronously, on the render-thread!</b><br>
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* You'll need to handle any further threading, scheduling or synchronizing yourself.
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* </p>
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* @param callback the method to be called on completion
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*/
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void onCompletion(Consumer<RenderTicket> callback);
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}

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