Examples with Canvas javafx.scene.canvas.Canvas used on opensource projects

Example 1 with Canvas

use of javafx.scene.canvas.Canvas in project aima-java by aimacode.

the class SimulationPaneBuilder method getResultFor.

/**
	 * Adds a toolbar, a state view, and a status label to the provided pane and returns
	 * a controller class instance. The toolbar contains combo boxes to control parameter settings
	 * and buttons for simulation control. The controller class instance handles user events and provides
	 * access to user settings (parameter settings, simulation speed, status text, ...).
	 */
public SimulationPaneCtrl getResultFor(BorderPane pane) {
    List<ComboBox<String>> combos = new ArrayList<>();
    parameters.add(createSimSpeedParam());
    for (Parameter param : parameters) {
        ComboBox<String> combo = new ComboBox<>();
        combo.setId(param.getName());
        combo.getItems().addAll(param.getValueNames());
        combo.getSelectionModel().select(param.getDefaultValueIndex());
        combos.add(combo);
    }
    Button simBtn = new Button();
    Node[] tools = new Node[combos.size() + 2];
    for (int i = 0; i < combos.size() - 1; i++) tools[i] = combos.get(i);
    tools[combos.size() - 1] = new Separator();
    tools[combos.size() + 0] = combos.get(combos.size() - 1);
    tools[combos.size() + 1] = simBtn;
    ToolBar toolBar = new ToolBar(tools);
    Label statusLabel = new Label();
    statusLabel.setMaxWidth(Double.MAX_VALUE);
    statusLabel.setAlignment(Pos.CENTER);
    statusLabel.setFont(Font.font(16));
    pane.setTop(toolBar);
    if (stateView.isPresent()) {
        if (stateView.get() instanceof Canvas) {
            // make canvas resizable
            Canvas canvas = (Canvas) stateView.get();
            Pane canvasPane = new Pane();
            canvasPane.getChildren().add(canvas);
            canvas.widthProperty().bind(canvasPane.widthProperty());
            canvas.heightProperty().bind(canvasPane.heightProperty());
            pane.setCenter(canvasPane);
            pane.setStyle("-fx-background-color: white");
        } else
            pane.setCenter(stateView.get());
    }
    pane.setBottom(statusLabel);
    if (!initMethod.isPresent())
        throw new IllegalStateException("No initialization method defined.");
    if (!simMethod.isPresent())
        throw new IllegalStateException("No simulation method defined.");
    return new SimulationPaneCtrl(parameters, combos, initMethod.get(), simMethod.get(), simBtn, statusLabel);
}

Example 2 with Canvas

use of javafx.scene.canvas.Canvas in project aima-java by aimacode.

the class GeneticMaximumFinderApp method createRootPane.

/**
	 * Defines state view, parameters, and call-back functions and calls the
	 * simulation pane builder to create layout and controller objects.
	 */
@Override
public Pane createRootPane() {
    BorderPane root = new BorderPane();
    Canvas canvas = new Canvas();
    funcPlotterCtrl = new FunctionPlotterCtrl(canvas);
    funcPlotterCtrl.setLimits(Functions.minX, Functions.maxX, Functions.minY, Functions.maxY);
    List<Parameter> params = createParameters();
    SimulationPaneBuilder builder = new SimulationPaneBuilder();
    builder.defineParameters(params);
    builder.defineStateView(canvas);
    builder.defineInitMethod(this::initialize);
    builder.defineSimMethod(this::simulate);
    simPaneCtrl = builder.getResultFor(root);
    return root;
}

Example 3 with Canvas

use of javafx.scene.canvas.Canvas in project aima-java by aimacode.

the class SimulatedAnnealingMaximumFinderApp method createRootPane.

/**
	 * Defines state view, parameters, and call-back functions and calls the
	 * simulation pane builder to create layout and controller objects.
	 */
@Override
public Pane createRootPane() {
    BorderPane root = new BorderPane();
    Canvas canvas = new Canvas();
    funcPlotterCtrl = new FunctionPlotterCtrl(canvas);
    funcPlotterCtrl.setLimits(Functions.minX, Functions.maxX, Functions.minY, Functions.maxY);
    List<Parameter> params = createParameters();
    SimulationPaneBuilder builder = new SimulationPaneBuilder();
    builder.defineParameters(params);
    builder.defineStateView(canvas);
    builder.defineInitMethod(this::initialize);
    builder.defineSimMethod(this::simulate);
    simPaneCtrl = builder.getResultFor(root);
    simPaneCtrl.setParam(SimulationPaneCtrl.PARAM_SIM_SPEED, 1);
    return root;
}

Example 4 with Canvas

use of javafx.scene.canvas.Canvas in project aima-java by aimacode.

the class MapPaneCtrl method update.

public void update() {
    Canvas canvas = osCanvas;
    if (canvas == null || Math.abs(canvas.getWidth() - pane.getWidth()) > 0.01 || Math.abs(canvas.getHeight() - pane.getHeight()) > 0.1) {
        canvas = new Canvas(pane.getWidth(), pane.getHeight());
        canvas.setFocusTraversable(true);
    }
    mapDrawer.drawMap(canvas, scaleToFit);
    pane.getChildren().add(canvas);
    if (pane.getChildren().size() > 1)
        pane.getChildren().remove(0);
    osCanvas = currCanvas;
    currCanvas = canvas;
    scaleToFit = false;
}

Example 5 with Canvas

use of javafx.scene.canvas.Canvas in project big-math by eobermuhlner.

the class GraphApp method createGraphCanvas.

private Canvas createGraphCanvas() {
    Canvas canvas = new Canvas(GRAPH_WIDTH, GRAPH_HEIGHT);
    canvas.setFocusTraversable(true);
    setupCanvasEventHandlers(canvas);
    return canvas;
}