/*
Copyright 2008-2011 Gephi
Authors : Julian Bilcke
Website : http://www.gephi.org
This file is part of Gephi.
DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
Copyright 2011 Gephi Consortium. All rights reserved.
The contents of this file are subject to the terms of either the GNU
General Public License Version 3 only ("GPL") or the Common
Development and Distribution License("CDDL") (collectively, the
"License"). You may not use this file except in compliance with the
License. You can obtain a copy of the License at
http://gephi.org/about/legal/license-notice/
or /cddl-1.0.txt and /gpl-3.0.txt. See the License for the
specific language governing permissions and limitations under the
License. When distributing the software, include this License Header
Notice in each file and include the License files at
/cddl-1.0.txt and /gpl-3.0.txt. If applicable, add the following below the
License Header, with the fields enclosed by brackets [] replaced by
your own identifying information:
"Portions Copyrighted [year] [name of copyright owner]"
If you wish your version of this file to be governed by only the CDDL
or only the GPL Version 3, indicate your decision by adding
"[Contributor] elects to include this software in this distribution
under the [CDDL or GPL Version 3] license." If you do not indicate a
single choice of license, a recipient has the option to distribute
your version of this file under either the CDDL, the GPL Version 3 or
to extend the choice of license to its licensees as provided above.
However, if you add GPL Version 3 code and therefore, elected the GPL
Version 3 license, then the option applies only if the new code is
made subject to such option by the copyright holder.
Contributor(s):
Portions Copyrighted 2011 Gephi Consortium.
*/
package org.gephi.desktop.timeline;
import java.awt.Color;
import java.awt.Cursor;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Point;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import java.awt.event.MouseMotionListener;
import java.awt.image.BufferedImage;
import java.util.Locale;
import javax.swing.JPanel;
import javax.swing.Timer;
import org.gephi.timeline.api.TimelineChart;
import org.gephi.timeline.api.TimelineController;
import org.gephi.timeline.api.TimelineModel;
import org.gephi.timeline.api.TimelineModelEvent;
import org.gephi.ui.components.richtooltip.RichTooltip;
import org.openide.util.Lookup;
/**
*
* @author Julian Bilcke, Daniel Bernardes
*/
public class TimelineDrawer extends JPanel implements MouseListener, MouseMotionListener {
//Consts
private static Cursor CURSOR_DEFAULT = new Cursor(Cursor.DEFAULT_CURSOR);
private static Cursor CURSOR_LEFT_HOOK = new Cursor(Cursor.E_RESIZE_CURSOR);
private static Cursor CURSOR_CENTRAL_HOOK = new Cursor(Cursor.MOVE_CURSOR);
private static Cursor CURSOR_RIGHT_HOOK = new Cursor(Cursor.W_RESIZE_CURSOR);
private static final int LOC_RESIZE_FROM = 1;
private static final int LOC_RESIZE_TO = 2;
private static final int LOC_RESIZE_CENTER = 3;
private static final int LOC_RESIZE_UNKNOWN = -1;
private static Locale LOCALE = Locale.ENGLISH;
//Settings
private DrawerSettings settings = new DrawerSettings();
//Flags
private Integer latestMousePositionX = null;
private int currentMousePositionX = 0;
private Timer viewToModelSync = null;
private Timer modelToViewSync = null;
private boolean mouseInside = false;
//Model
private TimelineModel model;
private TimelineController controller;
//Ticks
private TickGraph tickGraph = new TickGraph();
//Sparkline
private Sparkline sparkline = new Sparkline();
//Tooltip
private TimelineTooltip tooltip = new TimelineTooltip();
public enum TimelineState {
IDLE,
MOVING,
RESIZE_FROM,
RESIZE_TO
}
TimelineState currentState = TimelineState.IDLE;
public enum HighlightedComponent {
NONE,
LEFT_HOOK,
RIGHT_HOOK,
CENTER_HOOK
}
HighlightedComponent highlightedComponent = HighlightedComponent.NONE;
public TimelineDrawer() {
addMouseMotionListener(this);
addMouseListener(this);
// viewToModelSync = new Timer(150, updateModelAction);
// viewToModelSync.setRepeats(true);
// viewToModelSync.start();
// setEnabled(true);
// modelToViewSync = new Timer(2000, updateViewAction);
}
public void consumeEvent(TimelineModelEvent event) {
switch (event.getEventType()) {
case INTERVAL:
double[] data = (double[]) event.getData();
setInterval(data[0], data[1]);
break;
case CUSTOM_BOUNDS:
double[] data2 = (double[]) event.getData();
setCustomBounds(data2[0], data2[1]);
break;
case MIN_MAX:
double[] data3 = (double[]) event.getData();
setMinMax(data3[0], data3[1]);
break;
case CHART:
setChart((TimelineChart) event.getData());
break;
}
}
public void setModel(TimelineModel model) {
this.controller = Lookup.getDefault().lookup(TimelineController.class);
this.model = model;
if (model != null) {
setMinMax(model.getMin(), model.getMax());
if (model.hasCustomBounds()) {
setCustomBounds(model.getCustomMin(), model.getCustomMax());
}
setInterval(model.getIntervalStart(), model.getIntervalEnd());
} else {
repaint();
}
}
public void setChart(TimelineChart chart) {
repaint();
}
public void setMinMax(double min, double max) {
repaint();
}
public void setCustomBounds(double min, double max) {
repaint();
}
public void setInterval(double from, double to) {
repaint();
}
public int getPixelPosition(double val, double duration, double min, int width) {
return (int) ((val - min) * (width / duration));
}
public double getReal(int pixel, double duration, double min, int width) {
return pixel * (duration / width) + min;
}
/** This method is called from within the constructor to
* initialize the form.
* WARNING: Do NOT modify this code. The content of this method is
* always regenerated by the Form Editor.
*/
@SuppressWarnings("unchecked")
// <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
private void initComponents() {
setMinimumSize(new java.awt.Dimension(300, 28));
setLayout(new java.awt.BorderLayout());
}// </editor-fold>//GEN-END:initComponents
// Variables declaration - do not modify//GEN-BEGIN:variables
// End of variables declaration//GEN-END:variables
@Override
public void paintComponent(Graphics g) {
super.paintComponent(g);
int width = getWidth();
int height = getHeight();
settings.update(width, height);
Graphics2D g2d = (Graphics2D) g;
int innerWidth = width - 1;
int innerHeight = height - settings.tmMarginBottom - 2;
int innerY = settings.tmMarginTop + 1;
if(settings.background.top != null) {
g2d.setColor(settings.background.top);
g2d.fillRect(0, innerY, innerWidth, innerHeight);
}
// g2d.setBackground(settings.background.top);
// g2d.setPaint(settings.background.paint);
// g2d.setColor(settings.background.top);
// g2d.fillRect(0, innerY, innerWidth, innerHeight);
if (!this.isEnabled()) {
return;
}
if (model == null) {
return;
}
double min = model.getCustomMin();
double max = model.getCustomMax();
double intervalStart = model.getIntervalStart();
double intervalEnd = model.getIntervalEnd();
int intervalStartPixel = Math.max(0, getPixelPosition(intervalStart, max - min, min, width));
int intervalEndPixel = Math.min(width, getPixelPosition(intervalEnd, max - min, min, width));
g2d.setRenderingHints(settings.renderingHints);
//TICKS
g2d.drawImage(tickGraph.getImage(model, innerWidth, innerHeight), 0, innerY, null);
//SPARKLINE
if (model.getChart() != null) {
BufferedImage spImage = sparkline.getImage(model, innerWidth, innerHeight - settings.topChartMargin);
g2d.drawImage(spImage, 0, innerY + settings.topChartMargin, null);
}
// VISIBLE HOOK (THE LITTLE GREEN RECTANGLE ON EACH SIDE) WIDTH
int vhw = settings.selection.visibleHookWidth;
// SELECTED ZONE WIDTH, IN PIXELS
int sw = intervalEndPixel - intervalStartPixel;
if (highlightedComponent != HighlightedComponent.NONE) {
g2d.setPaint(settings.selection.mouseOverPaint);
switch (highlightedComponent) {
case LEFT_HOOK:
g2d.fillRect(
intervalStartPixel,
settings.tmMarginTop,
vhw,
height - settings.tmMarginBottom - 1);
g2d.setPaint(settings.selection.paint);
g2d.fillRect(
intervalStartPixel + vhw,
settings.tmMarginTop,
sw - vhw,
height - settings.tmMarginBottom - 1);
break;
case CENTER_HOOK:
g2d.setPaint(settings.selection.paint);
g2d.fillRect(
intervalStartPixel,
settings.tmMarginTop,
vhw,
height - settings.tmMarginBottom - 1);
g2d.setPaint(settings.selection.mouseOverPaint);
g2d.fillRect(
intervalStartPixel + vhw,
settings.tmMarginTop,
sw - vhw * 2,
height - settings.tmMarginBottom - 1);
g2d.setPaint(settings.selection.paint);
g2d.fillRect(
intervalEndPixel - vhw,
settings.tmMarginTop,
vhw,
height - settings.tmMarginBottom - 1);
break;
case RIGHT_HOOK:
g2d.setPaint(settings.selection.paint);
g2d.fillRect(
intervalStartPixel,
settings.tmMarginTop,
sw - vhw,
height - settings.tmMarginBottom - 1);
g2d.setPaint(settings.selection.mouseOverPaint);
g2d.fillRect(
intervalEndPixel - vhw,
settings.tmMarginTop,
vhw,
height - settings.tmMarginBottom - 1);
break;
}
} else {
g2d.setPaint(settings.selection.paint);
g2d.fillRect(intervalStartPixel, settings.tmMarginTop, sw, height - settings.tmMarginBottom - 1);
}
g2d.setColor(settings.defaultStrokeColor);
g2d.drawRect(intervalStartPixel, settings.tmMarginTop, sw - 1, height - settings.tmMarginBottom - 1);
double v = getReal(currentMousePositionX, max - min, min, width);
}
private boolean inRange(int x, int a, int b) {
return (a < x && x < b);
}
/**
* Position of current x.
* @param x current location
* @param r width of slider
* @return LOC_RESIZE_*
*/
private int inPosition(int x, int r, int sf, int st) {
boolean resizeFrom = inRange(x, (int) sf - 1, (int) sf + r + 1);
boolean resizeTo = inRange(x, (int) st - r - 1, (int) st + 1);
if (resizeFrom && resizeTo) {
if (inRange(x, (int) sf - 1, (int) (sf + st) / 2)) {
return LOC_RESIZE_FROM;
} else if (inRange(x, (int) (sf + st) / 2, (int) st + 1)) {
return LOC_RESIZE_TO;
}
}
if (resizeFrom) {
return LOC_RESIZE_FROM;
} else if (inRange(x, (int) sf + r, (int) st - r)) {
return LOC_RESIZE_CENTER;
} else if (resizeTo) {
return LOC_RESIZE_TO;
} else {
return LOC_RESIZE_UNKNOWN;
}
}
public void mouseClicked(MouseEvent e) {
latestMousePositionX = e.getX();
currentMousePositionX = latestMousePositionX;
}
public void mousePressed(MouseEvent e) {
if (model == null) {
return;
}
int x = e.getX();
latestMousePositionX = x;
currentMousePositionX = latestMousePositionX;
int r = settings.selection.visibleHookWidth + settings.selection.invisibleHookMargin;
tooltip.stop();
int width = getWidth();
double min = model.getCustomMin();
double max = model.getCustomMax();
double intervalStart = model.getIntervalStart();
double intervalEnd = model.getIntervalEnd();
int sf = Math.max(0, getPixelPosition(intervalStart, max - min, min, width));
int st = Math.min(width, getPixelPosition(intervalEnd, max - min, min, width));
if (currentState == TimelineState.IDLE) {
int position = inPosition(x, r, sf, st);
switch (position) {
case LOC_RESIZE_FROM:
highlightedComponent = HighlightedComponent.LEFT_HOOK;
currentState = TimelineState.RESIZE_FROM;
break;
case LOC_RESIZE_CENTER:
highlightedComponent = HighlightedComponent.CENTER_HOOK;
currentState = TimelineState.MOVING;
break;
case LOC_RESIZE_TO:
highlightedComponent = HighlightedComponent.RIGHT_HOOK;
currentState = TimelineState.RESIZE_TO;
break;
default:
break;
}
}
// if(e.isPopupTrigger()) {
// System.out.println("popup!");
// MetricPopup.setLocation(e.getX(), e.getY());
// MetricPopup.setVisible(true);
// }
}
public void mouseEntered(MouseEvent e) {
//throw new UnsupportedOperationException("Not supported yet.");
if (currentState == TimelineState.IDLE) {
latestMousePositionX = e.getX();
currentMousePositionX = latestMousePositionX;
}
mouseInside = true;
}
public void mouseExited(MouseEvent e) {
//throw new UnsupportedOperationException("Not supported yet.");
if (currentState == TimelineState.IDLE) {
highlightedComponent = HighlightedComponent.NONE;
latestMousePositionX = e.getX();
currentMousePositionX = latestMousePositionX;
}
mouseInside = false;
tooltip.stop();
repaint();
}
public void mouseReleased(MouseEvent evt) {
latestMousePositionX = evt.getX();
currentMousePositionX = latestMousePositionX;
//highlightedComponent = HighlightedComponent.NONE;
currentState = TimelineState.IDLE;
this.getParent().repaint(); // so it will repaint upper and bottom panes
}
public void mouseMoved(MouseEvent evt) {
if (model == null) {
return;
}
//System.out.println("mouse moved");
currentMousePositionX = evt.getX();
int x = currentMousePositionX;
int width = getWidth();
int r = settings.selection.visibleHookWidth;
double min = model.getCustomMin();
double max = model.getCustomMax();
double intervalStart = model.getIntervalStart();
double intervalEnd = model.getIntervalEnd();
int sf = Math.max(0, getPixelPosition(intervalStart, max - min, min, width));
int st = Math.min(width, getPixelPosition(intervalEnd, max - min, min, width));
//Tooltip
double pos = getReal(currentMousePositionX, max - min, min, width);
tooltip.setModel(model);
tooltip.start(pos, evt.getLocationOnScreen(), this);
// SELECTED ZONE BEGIN POSITION, IN PIXELS
// int sf = (int) (model.getFromFloat() * (double) w);
// SELECTED ZONE END POSITION, IN PIXELS
//int st = (int) (model.getToFloat() * (double) w);
HighlightedComponent old = highlightedComponent;
Cursor newCursor = null;
int a = 0;//settings.selection.invisibleHookMargin;
int position = inPosition(x, r, sf, st);
switch (position) {
case LOC_RESIZE_FROM:
newCursor = CURSOR_LEFT_HOOK;
highlightedComponent = HighlightedComponent.LEFT_HOOK;
break;
case LOC_RESIZE_CENTER:
highlightedComponent = HighlightedComponent.CENTER_HOOK;
newCursor = CURSOR_CENTRAL_HOOK;
break;
case LOC_RESIZE_TO:
highlightedComponent = HighlightedComponent.RIGHT_HOOK;
newCursor = CURSOR_RIGHT_HOOK;
break;
default:
highlightedComponent = HighlightedComponent.NONE;
newCursor = CURSOR_DEFAULT;
break;
}
if (newCursor != getCursor()) {
setCursor(newCursor);
}
// only repaint if highlight has changed (save a lot of fps)
if (highlightedComponent != old) {
repaint();
}
// now we always repaint, because of the tooltip
// repaint();
}
public void mouseDragged(MouseEvent evt) {
if (model == null) {
return;
}
int width = getWidth();
double min = model.getCustomMin();
double max = model.getCustomMax();
double intervalStart = model.getIntervalStart();
double intervalEnd = model.getIntervalEnd();
int sf = Math.max(0, getPixelPosition(intervalStart, max - min, min, width));
int st = Math.min(width, getPixelPosition(intervalEnd, max - min, min, width));
currentMousePositionX = evt.getX();
currentMousePositionX = Math.max(0, currentMousePositionX);
currentMousePositionX = Math.min(width, currentMousePositionX);
int x = currentMousePositionX;
tooltip.stop();
int r = settings.selection.visibleHookWidth;
// SELECTED ZONE BEGIN POSITION, IN PIXELS
// sf = (model.getFromFloat() * w);
// SELECTED ZONE END POSITION, IN PIXELS
//st = (model.getToFloat() * w);
if (currentState == TimelineState.IDLE) {
int position = inPosition(x, r, sf, st);
switch (position) {
case LOC_RESIZE_FROM:
highlightedComponent = HighlightedComponent.LEFT_HOOK;
currentState = TimelineState.RESIZE_FROM;
break;
case LOC_RESIZE_CENTER:
highlightedComponent = HighlightedComponent.CENTER_HOOK;
currentState = TimelineState.MOVING;
break;
case LOC_RESIZE_TO:
highlightedComponent = HighlightedComponent.RIGHT_HOOK;
currentState = TimelineState.RESIZE_TO;
break;
default:
break;
}
}
double delta = 0;
if (latestMousePositionX != null) {
delta = x - latestMousePositionX;
}
latestMousePositionX = x;
// minimal selection zone width (a security to not crush it!)
int s = settings.selection.minimalWidth;
switch (currentState) {
case RESIZE_FROM:
//problem: moving the left part will crush the security zone
if ((sf + delta) >= (st - s)) {
sf = st - s;
} else {
if (sf + delta <= 0) {
sf = 0;
} else {
sf += delta;
}
}
break;
case RESIZE_TO:
if ((st + delta) <= (sf + s)) {
st = sf + s;
} else {
if ((st + delta >= width)) {
st = width;
} else {
st += delta;
}
}
break;
case MOVING:
// collision on the left..
if ((sf + delta) < 0) {
st = (st - sf);
sf = 0;
// .. or the right
} else if ((st + delta) >= width) {
sf = width - (st - sf);
st = width;
} else {
sf += delta;
st += delta;
}
break;
}
if (width != 0) {
double from = getReal(sf, max - min, min, width);
double to = getReal(st, max - min, min, width);
from = Math.max(from, model.getCustomMin());
to = Math.min(to, model.getCustomMax());
if (from < to) {
controller.setInterval(from, to);
}
}
}
}