Examples with LienzoPanel org.kie.workbench.common.stunner.client.lienzo.canvas.LienzoPanel used on opensource projects

Example 1 with LienzoPanel

use of org.kie.workbench.common.stunner.client.lienzo.canvas.LienzoPanel in project kie-wb-common by kiegroup.

the class LienzoPanelMediators method init.

public LienzoPanelMediators init(final Supplier<LienzoCanvas> canvas) {
    CanvasPanel panel = canvas.get().getView().getPanel();
    if (panel instanceof LienzoPanel) {
        focusHandler = new LienzoPanelFocusHandler().listen((LienzoPanel) canvas.get().getView().getPanel(), this::enable, this::disable);
        mediators.init(canvas);
        selector.init(canvas);
        setZoomFactor(ZOOM_FACTOR);
        setMinScale(MIN_SCALE);
        setMaxScale(MAX_SCALE);
        enable();
    }
    return this;
}

Example 2 with LienzoPanel

use of org.kie.workbench.common.stunner.client.lienzo.canvas.LienzoPanel in project kie-wb-common by kiegroup.

the class LienzoCanvasNotification method show.

public void show(final String text) {
    final LienzoPanel p = panel.get();
    final int absoluteLeft = p.getView().getAbsoluteLeft();
    final int absoluteTop = p.getView().getAbsoluteTop();
    final int width = p.getWidthPx();
    final double x = absoluteLeft + (width / 2) - (5 * text.length());
    final double y = absoluteTop + 50;
    view.at(x, y);
    view.setText(text);
    view.show();
}

Example 3 with LienzoPanel

use of org.kie.workbench.common.stunner.client.lienzo.canvas.LienzoPanel in project kie-wb-common by kiegroup.

the class LienzoCanvasMediators method init.

public void init(final Supplier<LienzoCanvas> canvas) {
    keyEventHandler.setTimerDelay(150).addKeyShortcutCallback(new KeyboardControl.KeyShortcutCallback() {

        @Override
        public void onKeyShortcut(Key... keys) {
            if (doKeysMatch(keys, Key.CONTROL)) {
                enableZoom();
            } else if (doKeysMatch(keys, Key.ALT)) {
                enablePan();
            } else if (doKeysMatch(keys, Key.CONTROL, Key.ALT) || doKeysMatch(keys, Key.ALT, Key.CONTROL)) {
                enablePreview();
            }
        }

        @Override
        public void onKeyUp(Key key) {
            clear();
        }
    });
    cursor = c -> canvas.get().getView().setCursor(c);
    final LienzoPanel panel = (LienzoPanel) canvas.get().getView().getPanel();
    this.mediators = mediatorsBuilder.apply(panel.getView());
    this.notification.init(() -> panel);
    setScaleAboutPoint(false);
}

Example 4 with LienzoPanel

use of org.kie.workbench.common.stunner.client.lienzo.canvas.LienzoPanel in project kie-wb-common by kiegroup.

the class ZoomLevelSelectorPresenter method reposition.

private void reposition() {
    final LienzoPanel panel = getPanel();
    onPanelResize(panel.getView().getWidthPx(), panel.getView().getHeightPx());
}

Example 5 with LienzoPanel

use of org.kie.workbench.common.stunner.client.lienzo.canvas.LienzoPanel in project kie-wb-common by kiegroup.

the class ZoomLevelSelectorPresenter method init.

public ZoomLevelSelectorPresenter init(final Supplier<LienzoCanvas> canvas) {
    this.canvas = canvas;
    final Layer layer = getLayer();
    final LienzoPanel panel = getPanel();
    selector.setText(parseLevel(1)).dropUp().onReset(this::reset).onIncreaseLevel(this::increaseLevel).onDecreaseLevel(this::decreaseLevel).add(LEVEL_25, () -> setLevel(0.25)).add(LEVEL_50, () -> setLevel(0.5)).add(LEVEL_75, () -> setLevel(0.75)).add(LEVEL_100, () -> setLevel(1)).add(LEVEL_150, () -> setLevel(1.5)).add(LEVEL_200, () -> setLevel(2)).add(translationService.getNotNullValue(CoreTranslationMessages.FIT), () -> setLevel(computeZoomLevelFitToWidth(panel.getView())));
    floatingView.add(selector);
    if (panel.getView() instanceof ScrollablePanel) {
        ScrollablePanel scrollablePanel = (ScrollablePanel) panel.getView();
        panelResizeHandlerRegistration = scrollablePanel.addLienzoPanelResizeEventHandler(event -> onPanelResize(event.getWidth(), event.getHeight()));
    }
    reposition();
    transformChangedHandler = layer.getViewport().addViewportTransformChangedHandler(event -> onViewportTransformChanged());
    selectorOverHandler = selector.asWidget().addDomHandler(mouseOverEvent -> cancelHide(), MouseOverEvent.getType());
    return this;
}