Examples with MouseClickEvent org.cesiumjs.cs.core.events.MouseClickEvent used on opensource projects

Example 1 with MouseClickEvent

use of org.cesiumjs.cs.core.events.MouseClickEvent in project gwt-cs by iSergio.

the class Tiles3DFeaturePicking method buildPanel.

@Override
public void buildPanel() {
    final ViewerPanel csVPanel = new ViewerPanel();
    nameOverlay = RootPanel.get().getElement().getOwnerDocument().createDivElement();
    csVPanel.getViewer().container().appendChild(nameOverlay);
    nameOverlay.setClassName("backdrop");
    nameOverlay.getStyle().setDisplay(Style.Display.NONE);
    nameOverlay.getStyle().setPosition(Style.Position.ABSOLUTE);
    nameOverlay.getStyle().setBottom(0, Style.Unit.PX);
    nameOverlay.getStyle().setLeft(0, Style.Unit.PX);
    // nameOverlay.style['pointer-events'] = 'none';
    nameOverlay.getStyle().setPadding(4, Style.Unit.PX);
    nameOverlay.getStyle().setBackgroundColor("black");
    Cartesian3 initialPosition = Cartesian3.fromDegrees(-74.01881302800248, 40.69114333714821, 753);
    org.cesiumjs.cs.core.HeadingPitchRoll initialOrientation = org.cesiumjs.cs.core.HeadingPitchRoll.fromDegrees(21.27879878293835, -21.34390550872461, 0.0716951918898415);
    ViewOptions viewOptions = new ViewOptions();
    viewOptions.destinationPos = initialPosition;
    viewOptions.orientation = initialOrientation;
    viewOptions.endTransform = Matrix4.IDENTITY();
    csVPanel.getViewer().scene().camera().setView(viewOptions);
    // Load the NYC buildings tileset
    Cesium3DTileset tileset = (Cesium3DTileset) csVPanel.getViewer().scene().primitives().add(Cesium3DTileset.create("https://beta.cesium.com/api/assets/1461?access_token=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJqdGkiOiJkYWJmM2MzNS02OWM5LTQ3OWItYjEyYS0xZmNlODM5ZDNkMTYiLCJpZCI6NDQsImFzc2V0cyI6WzE0NjFdLCJpYXQiOjE0OTkyNjQ3NDN9.vuR75SqPDKcggvUrG_vpx0Av02jdiAxnnB1fNf-9f7s"));
    csVPanel.getViewer().screenSpaceEventHandler().setInputAction(new ScreenSpaceEventHandler.Listener() {

        @Override
        public void function(Object event) {
            MouseMoveEvent movement = (MouseMoveEvent) event;
            // If a feature was previously highlighted, undo the highlight
            if (Cesium.defined(highlighted.feature)) {
                highlighted.feature.color = highlighted.originalColor;
                highlighted.feature = (Cesium3DTileFeature) JsObject.undefined();
            }
            // Pick a new feature
            Cesium3DTileFeature pickedFeature = (Cesium3DTileFeature) csVPanel.getViewer().scene().pick(movement.endPosition);
            if (!Cesium.defined(pickedFeature)) {
                nameOverlay.getStyle().setDisplay(Style.Display.NONE);
                return;
            }
            // A feature was picked, so show it's overlay content
            nameOverlay.getStyle().setDisplay(Style.Display.BLOCK);
            nameOverlay.getStyle().setBottom(csVPanel.getViewer().canvas().getClientHeight() - movement.endPosition.y + 26, Style.Unit.PX);
            nameOverlay.getStyle().setLeft(movement.endPosition.x + 26, Style.Unit.PX);
            String name = pickedFeature.getProperty("name").toString();
            if (!Cesium.defined(name)) {
                name = pickedFeature.getProperty("id").toString();
            }
            nameOverlay.setInnerHTML("<font color=\"white\">" + name + "</font>");
            // Highlight the feature if it's not already selected.
            if (!pickedFeature.equals(selected.feature)) {
                highlighted.feature = pickedFeature;
                Color.clone(pickedFeature.color, highlighted.originalColor);
                pickedFeature.color = Color.YELLOW();
            }
        }
    }, ScreenSpaceEventType.MOUSE_MOVE());
    final Function clickHandler = csVPanel.getViewer().screenSpaceEventHandler().getInputAction(ScreenSpaceEventType.LEFT_CLICK());
    csVPanel.getViewer().screenSpaceEventHandler().setInputAction(new ScreenSpaceEventHandler.Listener() {

        @Override
        public void function(Object event) {
            MouseClickEvent movement = (MouseClickEvent) event;
            // If a feature was previously selected, undo the highlight
            if (Cesium.defined(selected.feature)) {
                selected.feature.color = selected.originalColor;
                selected.feature = (Cesium3DTileFeature) JsObject.undefined();
            }
            // Pick a new feature
            Cesium3DTileFeature pickedFeature = (Cesium3DTileFeature) csVPanel.getViewer().scene().pick(movement.position);
            if (!Cesium.defined(pickedFeature)) {
                GWT.log("undefined");
                clickHandler.exec();
                return;
            }
            // Select the feature if it's not already selected
            if (selected.feature == pickedFeature) {
                return;
            }
            selected.feature = pickedFeature;
            // Save the selected feature's original color
            if (pickedFeature == highlighted.feature) {
                Color.clone(highlighted.originalColor, selected.originalColor);
                highlighted.feature = (Cesium3DTileFeature) JsObject.undefined();
            } else {
                Color.clone(pickedFeature.color, selected.originalColor);
            }
            // Highlight newly selected feature
            pickedFeature.color = Color.LIME();
            // Set feature infobox description
            String featureName = pickedFeature.getProperty("name").toString();
            selectedEntity.name = featureName;
            selectedEntity.description = new ConstantProperty<>("Loading <div class=\"cesium-infoBox-loading\"></div>");
            csVPanel.getViewer().selectedEntity = selectedEntity;
            selectedEntity.description = new ConstantProperty<>("<table class=\"cesium-infoBox-defaultTable\"><tbody>" + "<tr><th>BIN</th><td>" + pickedFeature.getProperty("BIN").toString() + "</td></tr>" + "<tr><th>DOITT ID</th><td>" + pickedFeature.getProperty("DOITT_ID").toString() + "</td></tr>" + "<tr><th>SOURCE ID</th><td>" + pickedFeature.getProperty("SOURCE_ID").toString() + "</td></tr>" + "</tbody></table>");
        }
    }, ScreenSpaceEventType.LEFT_CLICK());
    contentPanel.add(new HTML("<p>Pick features in a 3D Tiles tileset.</p>"));
    contentPanel.add(csVPanel);
    initWidget(contentPanel);
}