X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.diagram%2Fsrc%2Forg%2Fsimantics%2Fdiagram%2Fparticipant%2FControlPoint.java;fp=bundles%2Forg.simantics.diagram%2Fsrc%2Forg%2Fsimantics%2Fdiagram%2Fparticipant%2FControlPoint.java;h=69d90a72ed4bfefd22ae269d0c76a1518fc4d9ef;hb=969bd23cab98a79ca9101af33334000879fb60c5;hp=0000000000000000000000000000000000000000;hpb=866dba5cd5a3929bbeae85991796acb212338a08;p=simantics%2Fplatform.git

diff --git a/bundles/org.simantics.diagram/src/org/simantics/diagram/participant/ControlPoint.java b/bundles/org.simantics.diagram/src/org/simantics/diagram/participant/ControlPoint.java
new file mode 100644
index 000000000..69d90a72e
--- /dev/null
+++ b/bundles/org.simantics.diagram/src/org/simantics/diagram/participant/ControlPoint.java
@@ -0,0 +1,82 @@
+package org.simantics.diagram.participant;
+
+import java.awt.geom.AffineTransform;
+import java.awt.geom.Point2D;
+
+import org.simantics.g2d.diagram.participant.pointertool.TerminalUtil.TerminalInfo;
+import org.simantics.g2d.elementclass.BranchPoint.Direction;
+
+/**
+ * @author Tuukka Lehtonen
+ */
+public class ControlPoint {
+
+    private final Point2D position           = new Point2D.Double();
+    private Direction     direction;
+    private TerminalInfo  attachedToTerminal = null;
+
+    public ControlPoint(Point2D pos) {
+        this(pos, Direction.Any);
+    }
+
+    public ControlPoint(Point2D pos, Direction direction) {
+        this.position.setLocation(pos);
+        this.direction = direction;
+    }
+
+    public ControlPoint setPosition(Point2D position) {
+        this.position.setLocation(position);
+        return this;
+    }
+
+    public ControlPoint setPosition(double x, double y) {
+        this.position.setLocation(x, y);
+        return this;
+    }
+
+    /**
+     * Take the control point position from the translation part of the
+     * specified AffineTransform.
+     * 
+     * @param at
+     * @return
+     */
+    public ControlPoint setPosition(AffineTransform at) {
+        this.position.setLocation(at.getTranslateX(), at.getTranslateY());
+        return this;
+    }
+
+    public ControlPoint setDirection(Direction direction) {
+        if (direction == null)
+            throw new NullPointerException("trying to set null direction");
+        this.direction = direction;
+        return this;
+    }
+
+    public ControlPoint setAttachedToTerminal(TerminalInfo info) {
+        this.attachedToTerminal = info;
+        return this;
+    }
+
+    public Direction getDirection() {
+        return direction;
+    }
+
+    public Point2D getPosition() {
+        return new Point2D.Double(position.getX(), position.getY());
+    }
+
+    public boolean isAttachedToTerminal() {
+        return attachedToTerminal != null;
+    }
+
+    public TerminalInfo getAttachedTerminal() {
+        return attachedToTerminal;
+    }
+
+    @Override
+    public String toString() {
+        return "[" + position + ", " + direction + ", " + isAttachedToTerminal() + "]";
+    }
+
+}
\ No newline at end of file