Add line node

app/src/main/java/com/annimon/hotarufx/bundles/NodesBundle.java

@@ -8,6 +8,7 @@ import com.annimon.hotarufx.lib.Validator;
 import com.annimon.hotarufx.lib.Value;
 import com.annimon.hotarufx.visual.objects.CircleNode;
 import com.annimon.hotarufx.visual.objects.GroupNode;
+import com.annimon.hotarufx.visual.objects.LineNode;
 import com.annimon.hotarufx.visual.objects.ObjectNode;
 import com.annimon.hotarufx.visual.objects.PolygonNode;
 import com.annimon.hotarufx.visual.objects.PolylineNode;
@@ -26,6 +27,7 @@ public class NodesBundle implements Bundle {
     public void load(Context context) {
         context.functions().put("circle", node(CircleNode::new));
         context.functions().put("group", group());
+        context.functions().put("line", node(LineNode::new));
         context.functions().put("polygon", poly(PolygonNode::new));
         context.functions().put("polyline", poly(PolylineNode::new));
         context.functions().put("rectangle", node(RectangleNode::new));

app/src/main/java/com/annimon/hotarufx/visual/objects/LineNode.java

@@ -0,0 +1,68 @@
+package com.annimon.hotarufx.visual.objects;
+
+import com.annimon.hotarufx.visual.PropertyBindings;
+import com.annimon.hotarufx.visual.PropertyTimeline;
+import com.annimon.hotarufx.visual.PropertyTimelineHolder;
+import com.annimon.hotarufx.visual.TimeLine;
+import com.annimon.hotarufx.visual.visitors.NodeVisitor;
+import javafx.scene.shape.Line;
+import static com.annimon.hotarufx.visual.PropertyType.NUMBER;
+
+public class LineNode extends ShapeNode {
+
+    public final Line line;
+
+    private PropertyTimelineHolder<Number> startX, startY, endX, endY;
+
+    public LineNode() {
+        this(new Line());
+    }
+
+    private LineNode(Line line) {
+        super(line);
+        this.line = line;
+        startX = PropertyTimelineHolder.empty();
+        startY = PropertyTimelineHolder.empty();
+        endX = PropertyTimelineHolder.empty();
+        endY = PropertyTimelineHolder.empty();
+    }
+
+    public PropertyTimeline<Number> startXProperty() {
+        return startX.setIfEmptyThenGet(line::startXProperty);
+    }
+
+    public PropertyTimeline<Number> startYProperty() {
+        return startY.setIfEmptyThenGet(line::startYProperty);
+    }
+
+    public PropertyTimeline<Number> endXProperty() {
+        return endX.setIfEmptyThenGet(line::endXProperty);
+    }
+
+    public PropertyTimeline<Number> endYProperty() {
+        return endY.setIfEmptyThenGet(line::endYProperty);
+    }
+
+    @Override
+    public void buildTimeline(TimeLine timeline) {
+        super.buildTimeline(timeline);
+        startX.applyIfPresent(timeline);
+        startY.applyIfPresent(timeline);
+        endX.applyIfPresent(timeline);
+        endY.applyIfPresent(timeline);
+    }
+
+    @Override
+    public PropertyBindings propertyBindings(PropertyBindings bindings) {
+        return super.propertyBindings(bindings)
+                .add("startX", NUMBER, this::startXProperty)
+                .add("startY", NUMBER, this::startYProperty)
+                .add("endX", NUMBER, this::endXProperty)
+                .add("endY", NUMBER, this::endYProperty);
+    }
+
+    @Override
+    public <R, T> R accept(NodeVisitor<R, T> visitor, T input) {
+        return visitor.visit(this, input);
+    }
+}

app/src/main/java/com/annimon/hotarufx/visual/visitors/NodeVisitor.java

@@ -2,6 +2,7 @@ package com.annimon.hotarufx.visual.visitors;
 
 import com.annimon.hotarufx.visual.objects.CircleNode;
 import com.annimon.hotarufx.visual.objects.GroupNode;
+import com.annimon.hotarufx.visual.objects.LineNode;
 import com.annimon.hotarufx.visual.objects.PolygonNode;
 import com.annimon.hotarufx.visual.objects.PolylineNode;
 import com.annimon.hotarufx.visual.objects.RectangleNode;
@@ -12,6 +13,7 @@ public interface NodeVisitor<R, T> {
 
     R visit(CircleNode node, T input);
     R visit(GroupNode node, T input);
+    R visit(LineNode node, T input);
     R visit(PolygonNode node, T input);
     R visit(PolylineNode node, T input);
     R visit(RectangleNode node, T input);

app/src/main/java/com/annimon/hotarufx/visual/visitors/RenderVisitor.java

@@ -4,6 +4,7 @@ import com.annimon.hotarufx.visual.TimeLine;
 import com.annimon.hotarufx.visual.VirtualScene;
 import com.annimon.hotarufx.visual.objects.CircleNode;
 import com.annimon.hotarufx.visual.objects.GroupNode;
+import com.annimon.hotarufx.visual.objects.LineNode;
 import com.annimon.hotarufx.visual.objects.ObjectNode;
 import com.annimon.hotarufx.visual.objects.PolygonNode;
 import com.annimon.hotarufx.visual.objects.PolylineNode;
@@ -32,6 +33,11 @@ public class RenderVisitor implements NodeVisitor<Void, VirtualScene> {
         return null;
     }
 
+    @Override
+    public Void visit(LineNode node, VirtualScene scene) {
+        return render(node, scene);
+    }
+
     @Override
     public Void visit(PolygonNode node, VirtualScene scene) {
         return render(node, scene);

app/src/main/resources/main.hfx

@@ -86,5 +86,17 @@ POLYLINE = polyline(points, {
   stroke: "purple"
 })
 
-render(B, A, C, CLIP, HEART, POLYGON, POLYLINE)
+LINE = line({
+  visible: 0,
+  startX: -600
+  startY: 300
+  endX: 600
+  endY: 300,
+  stroke: "#777",
+  strokeDashOffset: 45
+})
+LINE@visible.add(100, 1)
+LINE@strokeWidth.add(100, 0).add(140, 10)
+
+render(B, A, C, CLIP, HEART, POLYGON, POLYLINE, LINE)