Examples with BufferedLayouter y.layout.BufferedLayouter used on opensource projects

Example 1 with BufferedLayouter

use of y.layout.BufferedLayouter in project binnavi by google.

the class LayoutFunctions method doLayout.

/**
 * Layouts the graph using the last set layouter that was passed to setLayouter.
 */
public static GraphLayout doLayout(final AbstractZyGraph<?, ?> graph, final CanonicMultiStageLayouter layouter) {
    Preconditions.checkNotNull(layouter, "Internal Error: Can not layout the graph without initializing the layouter first");
    GraphLayout graphLayout = null;
    final ILayoutSettings layoutSettings = graph.getSettings().getLayoutSettings();
    if (layoutSettings.getCurrentLayouter().getLayoutOrientation() == LayoutOrientation.TOP_TO_BOTTOM) {
        graph.getGraph().addDataProvider(PortConstraintKeys.SOURCE_PORT_CONSTRAINT_KEY, DataProviders.createConstantDataProvider(PortConstraint.create(PortConstraint.SOUTH)));
        graph.getGraph().addDataProvider(PortConstraintKeys.TARGET_PORT_CONSTRAINT_KEY, DataProviders.createConstantDataProvider(PortConstraint.create(PortConstraint.NORTH)));
    }
    if (layoutSettings.getCurrentLayouter().getLayoutOrientation() == LayoutOrientation.LEFT_TO_RIGHT) {
        graph.getGraph().addDataProvider(PortConstraintKeys.SOURCE_PORT_CONSTRAINT_KEY, DataProviders.createConstantDataProvider(PortConstraint.create(PortConstraint.EAST)));
        graph.getGraph().addDataProvider(PortConstraintKeys.TARGET_PORT_CONSTRAINT_KEY, DataProviders.createConstantDataProvider(PortConstraint.create(PortConstraint.WEST)));
    }
    layouter.setLabelLayouter(new LabelLayoutTranslator());
    layouter.setLabelLayouterEnabled(true);
    if ((graph.getNodes().size() < layoutSettings.getAnimateLayoutNodeThreshold()) && (graph.getEdges().size() < layoutSettings.getAnimateLayoutEdgeThreshold())) {
        if (graph.getSettings().getLayoutSettings().getAnimateLayout()) {
            ((DefaultGraph2DRenderer) graph.getView().getGraph2DRenderer()).setDrawEdgesFirst(true);
            graphLayout = new BufferedLayouter(layouter).calcLayout(graph.getGraph());
            final LayoutMorpher layoutMorpher = new LayoutMorpher();
            layoutMorpher.setSmoothViewTransform(true);
            layoutMorpher.setPreferredDuration(PREFERRED_ANIMATION_TIME_CONSTANT_FACTOR_MS * graph.getSettings().getDisplaySettings().getAnimationSpeed());
            final GraphLayout morpherLayout = graphLayout;
            new SwingInvoker() {

                @Override
                protected void operation() {
                    layoutMorpher.execute(graph.getView(), morpherLayout);
                }
            }.invokeLater();
            recalculatePorts(layouter, graph.getGraph());
        } else {
            graphLayout = new BufferedLayouter(layouter).calcLayout(graph.getGraph());
            LayoutTool.applyGraphLayout(graph.getGraph(), graphLayout);
            recalculatePorts(layouter, graph.getGraph());
        }
    } else {
        graphLayout = new BufferedLayouter(layouter).calcLayout(graph.getGraph());
        LayoutTool.applyGraphLayout(graph.getGraph(), graphLayout);
        final LayoutMorpher layoutMorpher = new LayoutMorpher();
        layoutMorpher.setPreferredDuration(PREFERRED_ANIMATION_TIME_CONSTANT_FACTOR_MS * graph.getSettings().getDisplaySettings().getAnimationSpeed());
        layoutMorpher.execute(graph.getView(), graphLayout);
    }
    return graphLayout;
}