Examples with SubRegion org.terasology.nui.SubRegion used on opensource projects

Example 1 with SubRegion

use of org.terasology.nui.SubRegion in project Terasology by MovingBlocks.

the class BehaviorEditor method onDraw.

@Override
public void onDraw(final Canvas canvas) {
    super.onDraw(canvas);
    canvas.addInteractionRegion(mouseInteractionListener);
    try (SubRegion subRegion = canvas.subRegion(canvas.getRegion(), false)) {
        canvas.setDrawOnTop(true);
        for (UIWidget widget : getWidgets()) {
            if (!widget.isVisible()) {
                continue;
            }
            if (widget instanceof RenderableNode) {
                RenderableNode renderableNode = (RenderableNode) widget;
                for (Port port : renderableNode.getPorts()) {
                    Port targetPort = port.getTargetPort();
                    if (port.isInput() || targetPort == null || !targetPort.node.isVisible()) {
                        continue;
                    }
                    drawConnection(canvas, port, targetPort, port == activeConnectionStart ? Color.BLACK : Color.GREY);
                }
            }
        }
        if (activeConnectionStart != null) {
            drawConnection(canvas, activeConnectionStart, mouseWorldPosition, Color.WHITE);
        }
        if (selectedNode != null) {
            Vector2f size = new Vector2f(selectedNode.getSize());
            Vector2f topLeft = new Vector2f(selectedNode.getPosition());
            Vector2f topRight = new Vector2f(topLeft);
            topRight.add(new Vector2f(size.x + .1f, 0));
            Vector2f bottomLeft = new Vector2f(topLeft);
            bottomLeft.add(new Vector2f(0, size.y + .1f));
            Vector2f bottomRight = new Vector2f(topLeft);
            bottomRight.add(new Vector2f(size.x + 0.1f, size.y + 0.1f));
            drawConnection(canvas, topLeft, topRight, Color.GREEN);
            drawConnection(canvas, topRight, bottomRight, Color.GREEN);
            drawConnection(canvas, bottomRight, bottomLeft, Color.GREEN);
            drawConnection(canvas, bottomLeft, topLeft, Color.GREEN);
        }
        if (newNode != null) {
            newNode.visit(node -> drawWidget(canvas, node));
        }
        canvas.setDrawOnTop(false);
    }
}