/*
 * #%L
 * ImageJ software for multidimensional image processing and analysis.
 * %%
 * Copyright (C) 2009 - 2018 Board of Regents of the University of
 * Wisconsin-Madison, Broad Institute of MIT and Harvard, and Max Planck
 * Institute of Molecular Cell Biology and Genetics.
 * %%
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * 
 * 1. Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 * #L%
 */

package net.imagej.legacy.plugin;

import ij.plugin.frame.RoiManager;

import org.scijava.Priority;
import org.scijava.module.Module;
import org.scijava.module.process.AbstractSingleInputPreprocessor;
import org.scijava.module.process.PreprocessorPlugin;
import org.scijava.plugin.Plugin;

/**
 * Injects the singleton {@link RoiManager} when a single {@link RoiManager}
 * is declared as a parameter.
 * 
 * @author Jan Eglinger
 */
@Plugin(type = PreprocessorPlugin.class, priority = Priority.VERY_HIGH)
public class RoiManagerPreprocessor extends AbstractSingleInputPreprocessor {

	// -- ModuleProcessor methods --

	@Override
	public void process(final Module module) {
		// assign singleton RoiManager to single RoiManager input
		final String roiManagerInput = getSingleInput(module, RoiManager.class);
		if (roiManagerInput != null) {
			final RoiManager roiManager = RoiManager.getInstance();
			if (roiManager == null) return;
			module.setInput(roiManagerInput, roiManager);
			module.resolveInput(roiManagerInput);
		}
	}
}

/*
 * #%L
 * ImageJ software for multidimensional image processing and analysis.
 * %%
 * Copyright (C) 2009 - 2018 Board of Regents of the University of
 * Wisconsin-Madison, Broad Institute of MIT and Harvard, and Max Planck
 * Institute of Molecular Cell Biology and Genetics.
 * %%
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * 
 * 1. Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 * #L%
 */

package net.imagej.legacy.plugin;

import ij.plugin.frame.RoiManager;

import org.scijava.Priority;
import org.scijava.module.Module;
import org.scijava.module.ModuleItem;
import org.scijava.module.ModuleService;
import org.scijava.module.process.AbstractSingleInputPreprocessor;
import org.scijava.module.process.PreprocessorPlugin;
import org.scijava.plugin.Parameter;
import org.scijava.plugin.Plugin;

/**
 * Injects the singleton {@link RoiManager} when a single {@link RoiManager}
 * is declared as a parameter.
 * 
 * @author Jan Eglinger
 */
@Plugin(type = PreprocessorPlugin.class, priority = Priority.VERY_HIGH)
public class RoiManagerPreprocessor extends AbstractSingleInputPreprocessor {
	
	@Parameter
	private ModuleService moduleService;

	// -- ModuleProcessor methods --

	@Override
	public void process(final Module module) {
		// assign singleton RoiManager to single RoiManager input
		final ModuleItem<RoiManager> roiManagerInput = moduleService.getSingleInput(
			module, RoiManager.class);
		if (roiManagerInput != null) {
			RoiManager roiManager;
			if (roiManagerInput.isRequired()) {
				roiManager = RoiManager.getRoiManager();
			}
			else {
				roiManager = RoiManager.getInstance();
			}
			if (roiManager == null) return;
			module.setInput(roiManagerInput.getName(), roiManager);
			module.resolveInput(roiManagerInput.getName());
		}
	}
}

use RoiManager.getRoiManager()