tmf/org.lttng.scope.tmf2.views.ui/src/org/lttng/scope/tmf2/views/ui/timeline/widgets/timegraph/toolbar/ZoomOutButton.java

   1 /*
   2  * Copyright (C) 2017 EfficiOS Inc., Alexandre Montplaisir <alexmonthy@efficios.com>
   3  *
   4  * All rights reserved. This program and the accompanying materials are
   5  * made available under the terms of the Eclipse Public License v1.0 which
   6  * accompanies this distribution, and is available at
   7  * http://www.eclipse.org/legal/epl-v10.html
   8  */
   9
  10 package org.lttng.scope.tmf2.views.ui.timeline.widgets.timegraph.toolbar;
  11
  12 import org.lttng.scope.tmf2.views.ui.jfx.JfxImageFactory;
  13 import org.lttng.scope.tmf2.views.ui.timeline.widgets.timegraph.TimeGraphWidget;
  14
  15 import javafx.scene.control.Button;
  16 import javafx.scene.control.Tooltip;
  17 import javafx.scene.image.Image;
  18 import javafx.scene.image.ImageView;
  19
  20 /**
  21  * Button for zooming out. It should do the same action as one
  22  * ctrl+mouse-scroll.
  23  *
  24  * @author Alexandre Montplaisir
  25  */
  26 class ZoomOutButton extends Button {
  27
  28     private static final String ZOOM_OUT_ICON_PATH = "/icons/toolbar/zoom_out.gif"; //$NON-NLS-1$
  29
  30     public ZoomOutButton(TimeGraphWidget viewer) {
  31         Image icon = JfxImageFactory.instance().getImageFromResource(ZOOM_OUT_ICON_PATH);
  32         setGraphic(new ImageView(icon));
  33         setTooltip(new Tooltip(Messages.sfZoomOutActionDescription));
  34         setOnAction(e -> {
  35             viewer.getZoomActions().zoom(false, false, null);
  36         });
  37     }
  38 }