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Loading files that contain lines with end arrows sometimes produces errors in the log and lines not to be loaded

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Bane Stojkovic
2025-02-13 20:15:30 +01:00
parent 6c62484b48
commit cd2f6fe417
2 changed files with 19 additions and 10 deletions
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diylc/diylc-library/src/org/diylc/components/connectivity/Line.java
+15 -10
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@@ -60,9 +60,12 @@ public class Line extends AbstractLeadedComponent<Void> {
private Size thickness = new Size(1d, SizeUnit.px);
private Size arrowSize = new Size(5d, SizeUnit.px);
private Polygon arrow = null;
private AffineTransform arrowTx = new AffineTransform();
private boolean arrowStart = false;
private boolean arrowEnd = false;
private boolean arrowEnd = false;
@SuppressWarnings("unused")
@Deprecated
private transient AffineTransform arrowTx;
@Override
public void drawIcon(Graphics2D g2d, int width, int height) {
@@ -95,13 +98,15 @@ public class Line extends AbstractLeadedComponent<Void> {
Point2D startPoint = new Point2D.Double(first.getX(), first.getY());
Point2D endPoint = new Point2D.Double(second.getX(), second.getY());
AffineTransform arrowPosTx = new AffineTransform();
if (arrowStart) {
arrowTx.setToIdentity();
arrowPosTx.setToIdentity();
double angle = Math.atan2(getControlPoint(1).getY() - getControlPoint(0).getY(), getControlPoint(1).getX() - getControlPoint(0).getX());
arrowTx.translate(getControlPoint(0).getX(), getControlPoint(0).getY());
arrowTx.rotate((angle + Math.PI / 2d));
arrowPosTx.translate(getControlPoint(0).getX(), getControlPoint(0).getY());
arrowPosTx.rotate((angle + Math.PI / 2d));
AffineTransform oldTx = g2d.getTransform();
g2d.transform(arrowTx);
g2d.transform(arrowPosTx);
g2d.fill(getArrow());
g2d.setTransform(oldTx);
@@ -110,12 +115,12 @@ public class Line extends AbstractLeadedComponent<Void> {
interpolate(startPoint, endPoint, getArrowSize().convertToPixels() * 0.9 / distance, startPoint);
}
if (arrowEnd) {
arrowTx.setToIdentity();
arrowPosTx.setToIdentity();
double angle = Math.atan2(getControlPoint(1).getY() - getControlPoint(0).getY(), getControlPoint(1).getX() - getControlPoint(0).getX());
arrowTx.translate(getControlPoint(1).getX(), getControlPoint(1).getY());
arrowTx.rotate((angle - Math.PI / 2d));
arrowPosTx.translate(getControlPoint(1).getX(), getControlPoint(1).getY());
arrowPosTx.rotate((angle - Math.PI / 2d));
AffineTransform oldTx = g2d.getTransform();
g2d.transform(arrowTx);
g2d.transform(arrowPosTx);
g2d.fill(getArrow());
g2d.setTransform(oldTx);