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This project contains the chart feature of Loadcoder
There is a newer version: 3.1.1
/*******************************************************************************
 * Copyright (C) 2018 Stefan Vahlgren at Loadcoder
 * 
 * This file is part of Loadcoder.
 * 
 * Loadcoder is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * 
 * Loadcoder is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see .
 ******************************************************************************/
package com.loadcoder.load.chart.logic;

import java.awt.Color;
import java.awt.Component;
import java.awt.event.ItemEvent;
import java.awt.event.ItemListener;
import java.util.ArrayList;
import java.util.Dictionary;
import java.util.Hashtable;
import java.util.List;
import java.util.Map;

import javax.swing.ButtonGroup;
import javax.swing.JCheckBox;
import javax.swing.JLabel;
import javax.swing.JMenu;
import javax.swing.JRadioButtonMenuItem;
import javax.swing.JSlider;

import com.loadcoder.load.chart.common.CommonSeries;
import com.loadcoder.load.chart.common.YCalculator;
import com.loadcoder.load.chart.menu.DataSetUserType;
import com.loadcoder.load.chart.menu.SteppingSlider;
import com.loadcoder.load.chart.utilities.ChartUtils;
import com.loadcoder.result.Result;

public class ResultChart extends Chart{
	
	private static final boolean defaultDottedMode = false;

	final ResultChartLogic logic;
	
	Result[] results;
	
	final CommonSeries[] commonSeries;
	
	public ResultChart(Map customizedColors, CommonSeries[] commonSeries, Result ... results){
		super(true, false);
		logic = new ResultChartLogic(
				chartFrame.getSeriesCollection(),
				chartFrame.getPlot(),
				chartFrame.getRenderer(),
				chartFrame.getSeriesVisible(),
				defaultDottedMode,
				commonSeries,
				customizedColors,
				false,
				results
				);
		
		
		long sampleLengthToUse = logic.getSampleLengthToUse();
		int minorTickPacing = logic.getMinorTickLength();
		int defaultIndex = logic.getDefaultSliderIndex();
		addResultMenu(sampleLengthToUse, defaultIndex);
		chartFrame.setVisible(true);
		
		this.results = results;
		this.commonSeries = commonSeries;
	}
	
	public ResultChart(CommonSeries[] commonSeries, Result ... results){
		this(null, commonSeries, results);
	}

	public ResultChart(Result ... results){
		this(CommonSeries.values(), results);
		this.results = results;
	}
	
	protected ChartLogic getLogic(){
		return logic;
	}
	
	private void toggleRemoveFilterCheckBox(DataSetUserType dataSetUserType, boolean selected) {
		logic.setFilteredData(null);
		logic.setDottedSeries(null);
		logic.clearChart();
		logic.createCommons();
		logic.addAllCommonSeriesToTheChart();
		if (selected) {
			logic.getRemovalFiltersInUse().add(dataSetUserType);
		} else {// checkbox has been deselected
			logic.getRemovalFiltersInUse().remove(dataSetUserType);
		}
		logic.createHashesAndUpdate(false);
	}
	
	private void addResultMenu(long initialSampleLength, int defaultIndex) {

		JMenu resultMenu = new JMenu("Result");

		JMenu removalFiltersMenu = new JMenu("Removal filters");
		resultMenu.add(removalFiltersMenu);
		for (DataSetUserType dataSetUserType : logic.getRemovalFilters()) {
			JCheckBox checkbox = new JCheckBox(dataSetUserType.getName());

			checkbox.addItemListener(new ItemListener() {
				@Override
				public void itemStateChanged(ItemEvent e) {
					boolean selected = e.getStateChange() == ItemEvent.SELECTED;
					toggleRemoveFilterCheckBox(dataSetUserType, selected);
				}

			});

			removalFiltersMenu.add(checkbox);
		}
		JMenu sampling = new JMenu("Sampling");

		JMenu graphType = new JMenu("Graph type");

		JRadioButtonMenuItem dots = new JRadioButtonMenuItem("Dots", defaultDottedMode);
		JRadioButtonMenuItem lines = new JRadioButtonMenuItem("Samples", !defaultDottedMode);
		ButtonGroup graphTypeGroup = new ButtonGroup();
		graphTypeGroup.add(dots);
		graphTypeGroup.add(lines);
		graphType.add(dots);
		graphType.add(lines);
		resultMenu.add(graphType);

		dots.addActionListener((a) -> {
			ajustDottedMode(true);
		} );
		lines.addActionListener((a) -> {
			ajustDottedMode(false);
		} );
		JMenu sampleMethod = new JMenu("Sample method");

		JMenu sampleLengthMenu = new JMenu("Sample length");
		

		SteppingSlider slider = createSlider(initialSampleLength, logic.getMinorTickLength(), defaultIndex);
		slider.addChangeListener((e) -> {
			JSlider source = (JSlider) e.getSource();
			if (!source.getValueIsAdjusting()) {
				int indexOfSlider = (int) source.getValue();

				long newSampleLength = logic.calculateSampleLengthWith(indexOfSlider);
				chartSliderAjustment(newSampleLength);
			}

		} );

		sampleLengthMenu.add(slider);
		sampling.add(sampleMethod);
		resultMenu.add(sampling);
		sampling.add(sampleLengthMenu);

		ButtonGroup group = new ButtonGroup();
		List yCalculators = logic.getyCalculators();
		for (YCalculator calc : yCalculators) {

			JRadioButtonMenuItem sampleMethodMenuIten = new JRadioButtonMenuItem(calc.getName());
			group.add(sampleMethodMenuIten);

			sampleMethod.add(sampleMethodMenuIten);

			sampleMethodMenuIten.addActionListener((a) -> {
				logic.clearChart();
				logic.addAllCommonSeriesToTheChart();
				logic.yCalculatorToUse = calc;
				logic.createHashesAndUpdate(false);
			} );
		}

		chartFrame.getMenu().add(resultMenu);
	}

	protected static SteppingSlider createSlider(long initialSampleLength, int minorTickPacing, int defaultIndex){
		
		Dictionary labelTable = new Hashtable();
		labelTable.put(1, new JLabel("1"));

		int max = ChartUtils.calculateSampleLengthSliderMax(initialSampleLength);
		max = ((int)initialSampleLength / 1000) + minorTickPacing * 4;
		List valuesList = new ArrayList();
		valuesList.add(1);
		for(int i = minorTickPacing; i <= max; i = i +minorTickPacing){
			if(! valuesList.contains(i))
				valuesList.add(i);	
		}
		
		for(int i =0; i< valuesList.size(); i++){
			labelTable.put(i, new JLabel("" + valuesList.get(i)));
		}
		
		Integer[] values = valuesList.toArray(new Integer[valuesList.size()]);

		SteppingSlider slider = new SteppingSlider(values, max, minorTickPacing, defaultIndex);
		slider.setLabelTable(labelTable);

		return slider;
	}
	
	void ajustDottedMode(boolean dottedMode){
		logic.useDottedModeValue(dottedMode);
	}
	
	void chartSliderAjustment(long newSampleLength){
		long sampleLengthToUse = newSampleLength;
		logic.setSampleLengthToUse(sampleLengthToUse);
		logic.createHashesAndUpdate(true);
	}
}