persistable sclass G22ScreenPartsPanel extends G22CRUDAndDetailPanel<G22ScreenPart> {

  SimpleCRUD_v2<G22ScreenPart> makeCRUD() {

    var crud = new SimpleCRUD_v2<>(g22utils.concepts(), G22ScreenPart);

    crud.entityName = -> "Screen part";

    crud.addButton("Add all screens", rThread addAllScreens);

    ret crud;

  }

  void addAllScreens {

    uniq(g22utils.concepts(), G22ScreenPart,

      name := "All screens",

      bounds := combinedScreenBounds());

  }

  JComponent makeDetailView(G22ScreenPart screenPart) {

    var maxSize = 100;

    var full = combinedScreenRect();

    var rect = screenPart.bounds;

    var scale = min(doubleRatio(maxSize, full.w()), doubleRatio(maxSize, full.h()));

    var image = whiteImage(iround(scale*full.w()), iround(scale*full.h()));

    if (rect != null) {

      var scaled = scaleRect(rect, scale);

      fillRect(image, scaled, java.awt.Color.gray);

    }

    image = addBorderToImage(image, java.awt.Color.black, 1);

    ret g22utils.stdImageSurface(image);

  }

  selfType g22utils(G22Utils g22utils) { super.g22utils(g22utils); this; }

}