/*
Copyright 2008-2010 Gephi
Authors : Mathieu Bastian <mathieu.bastian@gephi.org>
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.visualization.swing;
import com.jogamp.newt.event.MouseEvent;
import com.jogamp.newt.event.awt.AWTMouseAdapter;
import java.awt.Component;
import java.awt.Cursor;
import java.awt.event.InputEvent;
import java.awt.event.KeyEvent;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseWheelEvent;
import org.gephi.lib.gleem.linalg.MathUtil;
import org.gephi.lib.gleem.linalg.Vec3f;
import org.gephi.visualization.GraphLimits;
import org.gephi.visualization.VizArchitecture;
import org.gephi.visualization.VizController;
import org.gephi.visualization.api.selection.SelectionManager;
import org.gephi.visualization.apiimpl.GraphContextMenu;
import org.gephi.visualization.apiimpl.GraphIO;
import org.gephi.visualization.apiimpl.VizEventManager;
import org.gephi.visualization.opengl.AbstractEngine;
import org.gephi.visualization.selection.Rectangle;
/**
*
* @author Mathieu Bastian
*/
public class StandardGraphIO implements GraphIO, VizArchitecture {
//Architecture
protected GLAbstractListener graphDrawable;
protected Component graphComponent;
protected AbstractEngine engine;
protected VizEventManager vizEventManager;
protected VizController vizController;
protected GraphLimits limits;
protected AWTMouseAdapter mouseEventsAdapter;
//Listeners data
protected float[] rightButtonMoving = {-1f, 0f, 0f};
protected float[] leftButtonMoving = {-1f, 0f, 0f};
protected float[] middleButtonMoving = {-1f, 0f, 0f};
protected float[] mousePosition = new float[2];
protected float[] mousePosition3d = new float[2];
protected float[] mouseDrag3d = new float[2];
protected float[] mouseDrag = new float[2];
protected float[] startDrag2d = new float[2];
//Flags
protected boolean draggingEnable = true;
protected boolean dragging = false;
protected boolean pressing = false;
@Override
public void initArchitecture() {
this.graphDrawable = (GLAbstractListener) VizController.getInstance().getDrawable();
this.graphComponent = graphDrawable.graphComponent;
this.engine = VizController.getInstance().getEngine();
this.vizEventManager = VizController.getInstance().getVizEventManager();
this.vizController = VizController.getInstance();
this.limits = VizController.getInstance().getLimits();
}
@Override
public void startMouseListening() {
stopMouseListening();
if (graphDrawable.window != null) {
graphDrawable.window.addMouseListener(this);
} else {
mouseEventsAdapter = new AWTMouseAdapter(this, graphDrawable.drawable);
mouseEventsAdapter.addTo(graphDrawable.graphComponent);
}
}
@Override
public void stopMouseListening() {
if (graphDrawable.window != null) {
graphDrawable.window.removeMouseListener(this);
} else if (mouseEventsAdapter != null) {
mouseEventsAdapter.removeFrom(graphDrawable.graphComponent);
mouseEventsAdapter = null;
}
}
@Override
public void mousePressed(MouseEvent e) {
float x = e.getX();
float y = graphDrawable.viewport.get(3) - e.getY() - 1;
if (e.getButton() == MouseEvent.BUTTON3) {
if (vizController.getVizConfig().isCameraControlEnable()) {
//Save the coordinate of the start
rightButtonMoving[0] = x;
rightButtonMoving[1] = y;
//Change cursor
graphComponent.setCursor(Cursor.getPredefinedCursor(Cursor.MOVE_CURSOR));
}
//Dispatch event
vizEventManager.mouseRightPress();
} else if (e.getButton() == MouseEvent.BUTTON1) {
//Save the coordinate of the start
leftButtonMoving[0] = x;
leftButtonMoving[1] = y;
//Dispatch event
pressing = true;
vizEventManager.mouseLeftPress();
}
}
@Override
public void mouseReleased(MouseEvent e) {
float globalScale = graphDrawable.getGlobalScale();
float x = e.getX();
float y = graphDrawable.viewport.get(3) - e.getY() - 1;
//Disable the right button moving
rightButtonMoving[0] = -1;
leftButtonMoving[0] = -1;
middleButtonMoving[0] = -1;
//Update mouse position
mousePosition[0] = x;
mousePosition[1] = y;
//Update 3d position
double[] marker = graphDrawable.draggingMarker;
mousePosition3d[0] = (float) ((x - graphDrawable.viewport.get(2) / 2.0) / -marker[0]) + graphDrawable.cameraTarget[0] / globalScale; //Set to centric coordinates
mousePosition3d[1] = (float) ((y - graphDrawable.viewport.get(3) / 2.0) / -marker[1]) + graphDrawable.cameraTarget[1] / globalScale;
if (dragging) {
dragging = false;
engine.getScheduler().requireStopDrag();
//Dispatch event
vizEventManager.stopDrag();
} else {
//Set default cursor
graphComponent.setCursor(Cursor.getDefaultCursor());
}
//Dispatch event
pressing = false;
vizEventManager.mouseReleased();
}
@Override
public void mouseEntered(MouseEvent e) {
dragging = false;
}
@Override
public void mouseExited(MouseEvent e) {
}
@Override
public void mouseMoved(MouseEvent e) {
float globalScale = graphDrawable.getGlobalScale();
float x = e.getX();
float y = graphDrawable.viewport.get(3) - e.getY() - 1;
// Only update if position has changed
if (mousePosition[0] != x || mousePosition[1] != y) {
mousePosition[0] = x;
mousePosition[1] = y;
//Upate 3d position
double[] marker = graphDrawable.draggingMarker;
mousePosition3d[0] = (float) ((x - graphDrawable.viewport.get(2) / 2.0) / -marker[0]) + graphDrawable.cameraTarget[0] / globalScale; //Set to centric coordinates
mousePosition3d[1] = (float) ((y - graphDrawable.viewport.get(3) / 2.0) / -marker[1]) + graphDrawable.cameraTarget[1] / globalScale;
if (vizController.getVizConfig().isSelectionEnable()) {
engine.getScheduler().requireUpdateSelection();
}
vizEventManager.mouseMove();
}
}
/**
* Mouse clicked event.
*/
@Override
public void mouseClicked(MouseEvent e) {
switch (e.getButton()) {
case MouseEvent.BUTTON1:
if (vizController.getVizConfig().isSelectionEnable() && engine.isRectangleSelection()) {
Rectangle r = (Rectangle) engine.getCurrentSelectionArea();
boolean ctrl = (e.getModifiers() & InputEvent.CTRL_DOWN_MASK) != 0 || (e.getModifiers() & InputEvent.CTRL_MASK) != 0 || (e.getModifiers() & InputEvent.META_MASK) != 0;
r.setCtrl(ctrl);
}
engine.getScheduler().requireMouseClick();
vizEventManager.mouseLeftClick();
break;
case MouseEvent.BUTTON3:
if (vizController.getVizConfig().isContextMenu()) {
GraphContextMenu popupMenu = new GraphContextMenu();
float globalScale = graphDrawable.getGlobalScale();
int x = (int) (mousePosition[0] / globalScale);
int y = (int) ((graphDrawable.viewport.get(3) - mousePosition[1]) / globalScale);
popupMenu.getMenu().show(graphDrawable.getGraphComponent(), x, y);
}
vizEventManager.mouseRightClick();
break;
case MouseEvent.BUTTON2:
vizEventManager.mouseMiddleClick();
break;
default:
}
}
@Override
public void mouseDragged(MouseEvent e) {
float globalScale = graphDrawable.getGlobalScale();
float x = e.getX();
float y = graphDrawable.viewport.get(3) - e.getY() - 1;
if (rightButtonMoving[0] != -1) {
//The right button is pressed
float proche = graphDrawable.cameraTarget[2] - graphDrawable.cameraLocation[2];
proche = proche / 300;
graphDrawable.cameraTarget[0] += (x - rightButtonMoving[0]) * proche;
graphDrawable.cameraTarget[1] += (y - rightButtonMoving[1]) * proche;
graphDrawable.cameraLocation[0] += (x - rightButtonMoving[0]) * proche;
graphDrawable.cameraLocation[1] += (y - rightButtonMoving[1]) * proche;
rightButtonMoving[0] = x;
rightButtonMoving[1] = y;
engine.getScheduler().requireUpdateVisible();
}
if (leftButtonMoving[0] != -1) {
//Remet à jour aussi la mousePosition pendant le drag, notamment pour coller quand drag released
mousePosition[0] = (int) x;
mousePosition[1] = (int) y;
double[] marker = graphDrawable.draggingMarker;
mousePosition3d[0] = (float) ((x - graphDrawable.viewport.get(2) / 2.0) / -marker[0]) + graphDrawable.cameraTarget[0] / globalScale; //Set to centric coordinates
mousePosition3d[1] = (float) ((y - graphDrawable.viewport.get(3) / 2.0) / -marker[1]) + graphDrawable.cameraTarget[1] / globalScale;
mouseDrag3d[0] = mousePosition3d[0];
mouseDrag3d[1] = mousePosition3d[1];
if (vizController.getVizConfig().isSelectionEnable() && engine.isRectangleSelection()) {
if (!dragging) {
//Start drag
dragging = true;
Rectangle rectangle = (Rectangle) engine.getCurrentSelectionArea();
rectangle.start(mousePosition, mousePosition3d);
}
engine.getScheduler().requireUpdateSelection();
} else if (vizController.getVizConfig().isDraggingEnable()) {
if (!dragging) {
//Start drag
dragging = true;
engine.getScheduler().requireStartDrag();
}
engine.getScheduler().requireDrag();
} else if (vizController.getVizConfig().isMouseSelectionUpdateWhileDragging()) {
engine.getScheduler().requireDrag();
} else {
if (!dragging) {
//Start drag
dragging = true;
startDrag2d[0] = x;
startDrag2d[1] = y;
vizEventManager.startDrag();
}
mouseDrag[0] = x - startDrag2d[0];
mouseDrag[1] = y - startDrag2d[1];
vizEventManager.drag();
}
leftButtonMoving[0] = x;
leftButtonMoving[1] = y;
}
}
@Override
public void mouseWheelMoved(MouseEvent e) {
float scroll = e.getRotation()[1];
if (scroll == 0f || !vizController.getVizConfig().isCameraControlEnable()) {
return;
}
boolean ctrl = (e.getModifiers() & InputEvent.CTRL_DOWN_MASK) != 0 || (e.getModifiers() & InputEvent.CTRL_MASK) != 0 || (e.getModifiers() & InputEvent.META_MASK) != 0;
if (ctrl) {
SelectionManager manager = VizController.getInstance().getSelectionManager();
if (!manager.isRectangleSelection()) {
int s = manager.getMouseSelectionDiameter();
s += scroll * 2;
s = Math.min(1000, s);
s = Math.max(1, s);
manager.setMouseSelectionDiameter(s);
}
return;
}
//Attributes
float globalScale = graphDrawable.getGlobalScale();
float way = scroll / Math.abs(scroll);
float cameraLocation[] = graphDrawable.getCameraLocation();
float cameraTarget[] = graphDrawable.getCameraTarget();
float markerX = (float) graphDrawable.getDraggingMarkerX();
float markerY = (float) graphDrawable.getDraggingMarkerY();
//Transform in 3d coordinates
float mouseX = (float) ((mousePosition[0] - graphDrawable.viewport.get(2) / 2.0) / -markerX) + cameraTarget[0] / globalScale; //Set to centric coordinates
float mouseY = (float) ((mousePosition[1] - graphDrawable.viewport.get(3) / 2.0) / -markerY) + cameraTarget[1] / globalScale;
//Get mouse position within the clipping plane
mouseX = MathUtil.clamp(mouseX, limits.getMinXoctree(), limits.getMaxXoctree());
mouseY = MathUtil.clamp(mouseY, limits.getMinYoctree(), limits.getMaxYoctree());
mouseX *= globalScale;
mouseY *= globalScale;
//Camera location and target vectors
Vec3f targetVector = new Vec3f(mouseX - cameraTarget[0], mouseY - cameraTarget[1], 0f);
Vec3f locationVector = new Vec3f(mouseX - cameraLocation[0], mouseY - cameraLocation[1], -cameraLocation[2]);
//Distance from location to mouse
float distance = (float) Math.sqrt(locationVector.x() * locationVector.x()
+ locationVector.y() * locationVector.y() + locationVector.z() * locationVector.z());
float distanceRatio = MathUtil.clamp(2 * distance / 10000f, 0f, 2f);
float coeff = (float) (Math.exp(distanceRatio - 2) * 2.2 - 0.295); //exp(x-2)*2.2-0.3
float step = way * (10f + 1000 * coeff);
if (way == -1) {
step *= 3;
}
float stepRatio = step / distance;
//Multiply vectors
targetVector.scale(stepRatio);
locationVector.scale(stepRatio);
if (cameraLocation[2] + locationVector.z() >= 1f
&& cameraLocation[2] + locationVector.z() <= (graphDrawable.farDistance - graphDrawable.nearDistance)) {
cameraLocation[0] += locationVector.x();
cameraLocation[1] += locationVector.y();
cameraLocation[2] += locationVector.z();
cameraTarget[0] += targetVector.x();
cameraTarget[1] += targetVector.y();
}
//Refresh
engine.getScheduler().requireUpdateVisible();
}
@Override
public void setCameraDistance(float distance) {
float cameraLocation[] = graphDrawable.getCameraLocation();
float cameraTarget[] = graphDrawable.getCameraTarget();
Vec3f camVect = new Vec3f(cameraTarget[0] - cameraLocation[0], cameraTarget[1] - cameraLocation[1], cameraTarget[2] - cameraLocation[2]);
float diff = camVect.length() - distance;
if (Math.abs(diff) > 1f) {
camVect.normalize();
cameraLocation[0] += camVect.x() * diff;
cameraLocation[1] += camVect.y() * diff;
cameraLocation[2] += camVect.z() * diff;
cameraLocation[2] = Math.max(0.5f, cameraLocation[2]);
engine.getScheduler().requireUpdateVisible();
}
}
@Override
public float[] getMousePosition3d() {
return mousePosition3d;
}
@Override
public void trigger() {
if (pressing) {
vizEventManager.mouseLeftPressing();
}
}
@Override
public void keyPressed(KeyEvent e) {
}
@Override
public void keyReleased(KeyEvent e) {
}
@Override
public void keyTyped(KeyEvent e) {
}
@Override
public float[] getMousePosition() {
return mousePosition;
}
@Override
public float[] getMouseDrag() {
return mouseDrag;
}
@Override
public float[] getMouseDrag3d() {
return mouseDrag3d;
}
@Override
public void centerOnZero() {
graphDrawable.cameraLocation[0] = 0;
graphDrawable.cameraLocation[1] = 0;
graphDrawable.cameraLocation[2] = 100;
graphDrawable.cameraTarget[0] = 0;
graphDrawable.cameraTarget[1] = 0;
graphDrawable.cameraTarget[2] = 0;
//Refresh
engine.getScheduler().requireUpdateVisible();
}
@Override
public void centerOnGraph() {
float graphWidth = Math.abs(limits.getMaxXoctree() - limits.getMinXoctree());
float graphHeight = Math.abs(limits.getMaxYoctree() - limits.getMinYoctree());
float currentDistanceGraphRatioX = Math.abs(graphDrawable.viewport.get(2) / (float) graphDrawable.getDraggingMarkerX()) / graphDrawable.cameraLocation[2];
float currentDistanceGraphRatioY = Math.abs(graphDrawable.viewport.get(3) / (float) graphDrawable.getDraggingMarkerY()) / graphDrawable.cameraLocation[2];
float newCameraLocationX = graphWidth / currentDistanceGraphRatioX;
float newCameraLocationY = graphHeight / currentDistanceGraphRatioY;
float newCameraLocation = Math.max(newCameraLocationX, newCameraLocationY);
graphDrawable.cameraLocation[0] = limits.getMinXoctree() + graphWidth / 2;
graphDrawable.cameraLocation[1] = limits.getMinYoctree() + graphHeight / 2;
graphDrawable.cameraLocation[2] = newCameraLocation;
graphDrawable.cameraTarget[0] = graphDrawable.cameraLocation[0];
graphDrawable.cameraTarget[1] = graphDrawable.cameraLocation[1];
graphDrawable.cameraTarget[2] = 0;
//Refresh
engine.getScheduler().requireUpdateVisible();
}
@Override
public void centerOnCoordinate(float x, float y, float z) {
graphDrawable.cameraTarget[0] = x;
graphDrawable.cameraTarget[1] = y;
graphDrawable.cameraTarget[2] = z;
graphDrawable.cameraLocation[0] = x;
graphDrawable.cameraLocation[1] = y;
graphDrawable.cameraLocation[2] = z + 100;
}
@Override
public boolean isDragging() {
return dragging;
}
private class MouseEventsWrapper extends MouseAdapter {
@Override
public void mousePressed(java.awt.event.MouseEvent e) {
StandardGraphIO.this.mousePressed(convertMouseEvent(e));
}
@Override
public void mouseReleased(java.awt.event.MouseEvent e) {
StandardGraphIO.this.mouseReleased(convertMouseEvent(e));
}
@Override
public void mouseEntered(java.awt.event.MouseEvent e) {
StandardGraphIO.this.mouseEntered(convertMouseEvent(e));
}
@Override
public void mouseExited(java.awt.event.MouseEvent e) {
StandardGraphIO.this.mouseExited(convertMouseEvent(e));
}
@Override
public void mouseMoved(java.awt.event.MouseEvent e) {
StandardGraphIO.this.mouseMoved(convertMouseEvent(e));
}
@Override
public void mouseClicked(java.awt.event.MouseEvent e) {
StandardGraphIO.this.mouseClicked(convertMouseEvent(e));
}
@Override
public void mouseDragged(java.awt.event.MouseEvent e) {
StandardGraphIO.this.mouseDragged(convertMouseEvent(e));
}
@Override
public void mouseWheelMoved(MouseWheelEvent e) {
StandardGraphIO.this.mouseWheelMoved(convertMouseEvent(e));
}
}
private MouseEvent convertMouseEvent(java.awt.event.MouseEvent me) {
return new MouseEvent((short) 0, me.getSource(), me.getWhen(), me.getModifiers(), me.getX(), me.getY(), (short) me.getClickCount(), (short) me.getButton(), me instanceof MouseWheelEvent ? new float[]{0, -((MouseWheelEvent) me).getUnitsToScroll()} : null, 1f);
}
}