Mercurial > hg > release > thermostat-0.5
view thread/client-swing/src/main/java/com/redhat/thermostat/thread/client/swing/impl/timeline/TimelineComponent.java @ 929:ccac9bcabaa0
Update copyright year of source code
review-thread: http://icedtea.classpath.org/pipermail/thermostat/2013-January/005295.html
reviewed-by: vanaltj
author | Mario Torre <neugens.limasoftware@gmail.com> |
---|---|
date | Wed, 23 Jan 2013 16:49:27 +0100 |
parents | acbfd9752b11 |
children |
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/* * Copyright 2012, 2013 Red Hat, Inc. * * This file is part of Thermostat. * * Thermostat 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 2, or (at your * option) any later version. * * Thermostat 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 Thermostat; see the file COPYING. If not see * <http://www.gnu.org/licenses/>. * * Linking this code with other modules is making a combined work * based on this code. Thus, the terms and conditions of the GNU * General Public License cover the whole combination. * * As a special exception, the copyright holders of this code give * you permission to link this code with independent modules to * produce an executable, regardless of the license terms of these * independent modules, and to copy and distribute the resulting * executable under terms of your choice, provided that you also * meet, for each linked independent module, the terms and conditions * of the license of that module. An independent module is a module * which is not derived from or based on this code. If you modify * this code, you may extend this exception to your version of the * library, but you are not obligated to do so. If you do not wish * to do so, delete this exception statement from your version. */ package com.redhat.thermostat.thread.client.swing.impl.timeline; import java.awt.Color; import java.awt.Dimension; import java.awt.Font; import java.awt.GradientPaint; import java.awt.Graphics; import java.awt.Graphics2D; import java.awt.Paint; import java.awt.Rectangle; import java.beans.Transient; import javax.swing.DefaultListModel; import javax.swing.JFrame; import javax.swing.JList; import javax.swing.JScrollPane; import javax.swing.SwingUtilities; import javax.swing.event.ChangeEvent; import javax.swing.event.ChangeListener; import com.redhat.thermostat.client.swing.GraphicsUtils; import com.redhat.thermostat.client.swing.components.GradientPanel; import com.redhat.thermostat.client.ui.Palette; import com.redhat.thermostat.common.model.LongRange; import com.redhat.thermostat.common.model.LongRangeNormalizer; import com.redhat.thermostat.thread.client.common.Timeline; import com.redhat.thermostat.thread.client.common.TimelineInfo; @SuppressWarnings("serial") public class TimelineComponent extends GradientPanel { private boolean selected = false; private Timeline timeline; private JScrollPane scrollPane; private LongRange range; public TimelineComponent(LongRange range, Timeline timeline, JScrollPane scrollPane) { super(Palette.LIGHT_GRAY.getColor(), Palette.WHITE.getColor()); this.range = range; this.scrollPane = scrollPane; this.timeline = timeline; } public void setSelected(boolean selected) { this.selected = selected; } @Override protected void paintComponent(Graphics g) { Graphics2D graphics = GraphicsUtils.getInstance().createAAGraphics(g); Rectangle bounds = g.getClipBounds(); if (!selected) { super.paintComponent(g); } else { graphics.setColor(Palette.EGYPTIAN_BLUE.getColor()); graphics.fillRect(bounds.x, bounds.y, bounds.width, bounds.height); } int height = getHeight(); int currentValue = scrollPane.getHorizontalScrollBar().getValue(); int totalInc = TimelineUtils.drawMarks(range, graphics, bounds, currentValue, getWidth(), height); drawBoldMarks(graphics, currentValue, bounds, totalInc); Color lastColor = drawTimeline(graphics, currentValue, bounds); drawThreadName(graphics, bounds, lastColor); graphics.dispose(); } private void drawThreadName(Graphics2D graphics, Rectangle bounds, Color lastColor) { GraphicsUtils utils = GraphicsUtils.getInstance(); Color up = utils.deriveWithAlpha(Palette.WHITE.getColor(), 200); Color bottom = utils.deriveWithAlpha(Palette.GRAY.getColor(), 200); Paint gradient = new GradientPaint(0, 0, up, 0, getHeight(), bottom); Font font = TimelineUtils.FONT; graphics.setFont(font); graphics.setPaint(gradient); String value = timeline.getName(); int stringWidth = (int) font.getStringBounds(value, graphics.getFontRenderContext()).getWidth() - 1; int stringHeight = (int) font.getStringBounds(value, graphics.getFontRenderContext()).getHeight(); graphics.fillRect(bounds.x + 1, bounds.y + 12, stringWidth + 4, stringHeight + 4); graphics.setColor(Palette.THERMOSTAT_BLU.getColor()); graphics.drawString(value, bounds.x + 1, bounds.y + stringHeight + 12); graphics.setColor(lastColor); graphics.drawLine(bounds.x + 1, bounds.y + 12 + stringHeight + 4, bounds.x + stringWidth + 4, bounds.y + 12 + stringHeight + 4); } private Color drawTimeline(Graphics2D graphics, int currentValue, Rectangle bounds) { if (timeline.size() == 0) { return Palette.GRAY.getColor(); } TimelineInfo[] infos = timeline.toArray(); Color lastColor = infos[infos.length - 1].getColor().getColor(); LongRangeNormalizer normalizer = new LongRangeNormalizer(range, 0, getWidth()); for (int i = 0; i < infos.length - 1; i++) { TimelineInfo info1 = infos[i]; TimelineInfo info2 = infos[i + 1]; normalizer.setValue(info1.getTimeStamp()); int x0 = (int) normalizer.getValueNormalized(); normalizer.setValue(info2.getTimeStamp()); int x1 = (int) normalizer.getValueNormalized(); graphics.setColor(info1.getColor().getColor()); graphics.fillRect(x0, 5, x1 - x0 + 1, 5); } normalizer.setValue(infos[infos.length - 1].getTimeStamp()); int x0 = (int) normalizer.getValueNormalized(); normalizer.setValue(infos[infos.length - 1].getTimeStamp() + 250); int x1 = (int) normalizer.getValueNormalized(); graphics.setColor(lastColor); graphics.fillRect(x0, 5, x1 - x0 + 1, 5); return lastColor; } private void drawBoldMarks(Graphics2D graphics, int currentValue, Rectangle bounds, int totalInc) { long round = range.getMin() % 10000; int shift = (int) (round / TimelineUtils.STEP) * totalInc; int lowerBound = bounds.x - (4 * totalInc); int x = ((bounds.x - currentValue) - shift); int increment = 0; int height = getHeight(); graphics.setColor(Palette.THERMOSTAT_BLU.getColor()); int upperBound = (bounds.x + bounds.width); for (int i = x; i < upperBound; i += totalInc) { if (increment % 10 == 0 && (i >= lowerBound)) { graphics.drawLine(i, 0, i, height); } increment++; } } public LongRange getRange() { return range; } @Override public int getHeight() { return 40; } @Override public int getWidth() { return TimelineUtils.calculateWidth(range); } @Override public Dimension getSize() { return getPreferredSize(); } @Override @Transient public Dimension getPreferredSize() { return new Dimension(getWidth(), getHeight()); } public static void main(String[] args) { SwingUtilities.invokeLater(new Runnable() { @Override public void run() { LongRange range = new LongRange(50000, 2000000); // 31558464000L Timeline timeline = new Timeline("Test", 1000); timeline.add(new TimelineInfo(Palette.THERMOSTAT_BLU, range.getMax() - 1000)); timeline.add(new TimelineInfo(Palette.TUNDRA_GREEN, 152000)); timeline.add(new TimelineInfo(Palette.DIRTY_CYAN, 63000)); timeline.add(new TimelineInfo(Palette.THERMOSTAT_BLU, 62000)); timeline.add(new TimelineInfo(Palette.THERMOSTAT_RED, 60210)); timeline.add(new TimelineInfo(Palette.THERMOSTAT_BLU, 51299)); final JFrame frame = new JFrame(); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); final JScrollPane scrollPane = new JScrollPane(); DefaultListModel<TimelineComponent> chartModel = new DefaultListModel<>(); for (int i = 0; i < 100; i++) { chartModel.addElement(new TimelineComponent(range, timeline, scrollPane)); } final JList<TimelineComponent> stuff = new JList<>(chartModel); stuff.setCellRenderer(new TimelineCellRenderer()); scrollPane.setHorizontalScrollBarPolicy(JScrollPane.HORIZONTAL_SCROLLBAR_AS_NEEDED); scrollPane.setVerticalScrollBarPolicy(JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED); scrollPane.getHorizontalScrollBar().setUnitIncrement(TimelineUtils.INC); final TimelineRulerHeader header = new TimelineRulerHeader(range, scrollPane); scrollPane.setColumnHeaderView(header); scrollPane.setViewportView(stuff); scrollPane.getVerticalScrollBar().getModel().addChangeListener(new ChangeListener() { @Override public void stateChanged(ChangeEvent e) { scrollPane.repaint(); } }); scrollPane.getHorizontalScrollBar().getModel().addChangeListener(new ChangeListener() { @Override public void stateChanged(ChangeEvent e) { scrollPane.repaint(); } }); frame.add(scrollPane); frame.setSize(300, 300); frame.setVisible(true); } }); } }