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[#2093] Allow 2D views to be rotated by click-dragging

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This commit is contained in:
SiboVG 2024-07-18 01:56:50 +02:00
parent e2b69c4650
commit 7252ae66e0
1 changed files with 35 additions and 4 deletions
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39
swing/src/main/java/info/openrocket/swing/gui/scalefigure/RocketPanel.java
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@ -217,12 +217,27 @@ public class RocketPanel extends JPanel implements TreeSelectionListener, Change
scrollPane = new ScaleScrollPane(figure) {
private static final long serialVersionUID = 1L;
final CustomClickCountListener clickCountListener = new CustomClickCountListener();
private Point mousePressedLoc = null;
private double originalFigureRotation = 0;
@Override
public void mouseClicked(MouseEvent event) {
clickCountListener.click();
handleMouseClick(event, clickCountListener.getClickCount());
}
public void mousePressed(MouseEvent e) {
if (is3d) {
return;
}
mousePressedLoc = e.getPoint();
originalFigureRotation = figure.getRotation();
}
@Override
public void mouseDragged(MouseEvent e) {
handleMouseDragged(e, mousePressedLoc, originalFigureRotation);
}
};
scrollPane.getViewport().setScrollMode(JViewport.SIMPLE_SCROLL_MODE);
scrollPane.setFitting(true);
@ -413,6 +428,7 @@ public class RocketPanel extends JPanel implements TreeSelectionListener, Change
// Create slider and scroll pane
rotationModel = new DoubleModel(figure, "Rotation", UnitGroup.UNITS_ANGLE, 0, 2 * Math.PI);
figure.addChangeListener(rotationModel);
UnitSelector us = new UnitSelector(rotationModel, true);
us.setHorizontalAlignment(JLabel.CENTER);
add(us, "alignx 50%, growx");
@ -422,12 +438,13 @@ public class RocketPanel extends JPanel implements TreeSelectionListener, Change
add(figureHolder, "grow, spany 2, wmin 300lp, hmin 100lp, wrap");
// Add rotation slider
// Dummy label to find the minimum size to fit "360deg"
JLabel l = new JLabel("360" + Chars.DEGREE);
// Dummy label to find the minimum size to fit "360.0deg"
JLabel l = new JLabel("360.0" + Chars.DEGREE);
Dimension d = l.getPreferredSize();
add(rotationSlider = new BasicSlider(rotationModel.getSliderModel(0, 2 * Math.PI), JSlider.VERTICAL, true),
"ax 50%, wrap, width " + (d.width + 6) + "px:null:null, growy");
us.setMinimumSize(new Dimension(d.width, us.getPreferredSize().height));
rotationSlider = new BasicSlider(rotationModel.getSliderModel(0, 2 * Math.PI), JSlider.VERTICAL, true);
add(rotationSlider, "ax 50%, wrap, width " + (d.width + 6) + "px:null:null, growy");
rotationSlider.addChangeListener(new ChangeListener() {
@Override
public void stateChanged(ChangeEvent e) {
@ -737,6 +754,20 @@ public class RocketPanel extends JPanel implements TreeSelectionListener, Change
}
}
private void handleMouseDragged(MouseEvent event, Point originalDragLocation, double originalRotation) {
if (originalDragLocation == null || is3d) {
return;
}
int dy = event.getY() - originalDragLocation.y;
double rotationOffset = ((double) dy / scrollPane.getHeight()) * Math.PI;
double newRotation = originalRotation - rotationOffset;
// Ensure the rotation is within the range [0, 2*PI]
newRotation = (newRotation + 2 * Math.PI) % (2 * Math.PI);
figure.setRotation(newRotation);
}
/**
* Updates the extra data included in the figure. Currently this includes
* the CP and CG carets. Also start the background simulator.