test: update

examples/temp/plate_navigator_widget.py

@@ -10,8 +10,8 @@
 mmc.loadSystemConfiguration()
 plate = useq.WellPlatePlan(
     plate=useq.WellPlate.from_str("96-well"),
-    a1_center_xy=(1000, 1000),
-    rotation=3,
+    a1_center_xy=(0, 0),
+    # rotation=3,
 )
 wdg = PlateNavigatorWidget(mmcore=mmc)
 wdg.set_plan(plate)

src/pymmcore_widgets/hcs/_plate_navigator_widget.py

@@ -64,6 +64,7 @@ def __init__(
 
     def mouseDoubleClickEvent(self, event: QGraphicsSceneMouseEvent | None) -> None:
         """Move the stage to the clicked position in the well."""
+        print("mouseDoubleClickEvent")
         if event and event.button() == Qt.MouseButton.LeftButton:
             x, y = self._get_current_xy_coords(event)
             self._current_position = (x, y)
@@ -349,7 +350,6 @@ def _add_preset_position_item(
         self, rect: QRectF, pos: useq.Position, rotation: float | None = None
     ) -> None:
         item = _PresetPositionItem(rect, self._mmc)
-        item.setZValue(1)
         center_x, center_y = rect.center().x(), rect.center().y()
 
         # adjust position if rotation

tests/test_hcs/test_plate_navigator.py

@@ -3,6 +3,7 @@
 from typing import TYPE_CHECKING
 
 import useq
+from qtpy.QtCore import QPointF, Qt
 
 from pymmcore_widgets.hcs._plate_navigator_widget import (
     DATA_POSITION,
@@ -39,29 +40,91 @@ def test_plate_navigator_widget(qtbot: QtBot, global_mmcore: CMMCorePlus):
     # 96 * 11 (QGraphicsEllipseItem * 6, _PresetPositionItem * 5)
     assert len(scene.items()) == 1056
 
+
+def test_hover_item(qtbot: QtBot, global_mmcore: CMMCorePlus):
+    wdg = PlateNavigatorWidget(mmcore=global_mmcore)
+    qtbot.addWidget(wdg)
+    wdg.show()
+
+    wdg.set_plan(wp96)
+    scene = wdg._plate_view._scene
+
+    # get the _HoverWellItem for A1
+    a1_hover_well = list(reversed(scene.items()))[96]
+    assert a1_hover_well._current_position is None
+    assert a1_hover_well.data(DATA_POSITION) == useq.AbsolutePosition(
+        x=0.0, y=0.0, name="A1"
+    )
+
+    # simulate mouse double-click on center of A1 well
+    global_mmcore.setXYPosition(100, 100)
+    global_mmcore.waitForSystem()
+    assert round(global_mmcore.getXPosition()) == 100
+    assert round(global_mmcore.getYPosition()) == 100
+    center_pos = a1_hover_well.boundingRect().center()
+    scene_pos = a1_hover_well.mapToScene(center_pos)
+    view_pos = wdg._plate_view.mapFromScene(scene_pos)
+    qtbot.mouseDClick(
+        wdg._plate_view.viewport(), Qt.MouseButton.LeftButton, pos=view_pos
+    )
+    global_mmcore.waitForSystem()
+    assert a1_hover_well._current_position == (0.0, 0.0)
+    assert global_mmcore.getXPosition() == 0
+    assert global_mmcore.getYPosition() == 0
+
+
+def test_preset_position_item(qtbot: QtBot, global_mmcore: CMMCorePlus):
+    wdg = PlateNavigatorWidget(mmcore=global_mmcore)
+    qtbot.addWidget(wdg)
+    wdg.show()
+
+    wdg.set_plan(wp96)
+    # toggle preset movements checkbox
+    wdg._on_preset_movements_toggled(True)
+
     # get all the items of type _PresetPositionItem
     preset_items = [
         item
-        for item in reversed(scene.items())
+        for item in reversed(wdg._plate_view._scene.items())
         if isinstance(item, _PresetPositionItem)
     ]
-    # make sure the stored positions for a1 are correct
+
+    # get the item for A1
     a1 = preset_items[:5]
-    pos = [item.data(DATA_POSITION) for item in a1]
-    assert [(p.x, p.y) for p in pos] == [
+    # make sure the stored positions for a1 are correct
+    a1_pos = [item.data(DATA_POSITION) for item in a1]
+    assert [(p.x, p.y) for p in a1_pos] == [
         (0.0, 0.0),
         (-3200.0, 0.0),
         (3200.0, 0.0),
         (0.0, -3200.0),
         (0.0, 3200.0),
     ]
-    # make sure the stored positions for h12 are correct
+
+    # get the item for H12
     h12 = preset_items[-5:]
-    pos = [item.data(DATA_POSITION) for item in h12]
-    assert [(p.x, p.y) for p in pos] == [
+    # make sure the stored positions for h12 are correct
+    h12_pos = [item.data(DATA_POSITION) for item in h12]
+    assert [(p.x, p.y) for p in h12_pos] == [
         (99000.0, -63000.0),
         (95800.0, 63000.0),
         (102200.0, 63000.0),
         (99000.0, 59800.0),
         (99000.0, 66200.0),
     ]
+
+    # simulate mouse double-click on edge of A1 well
+    global_mmcore.setXYPosition(100, 100)
+    global_mmcore.waitForSystem()
+    assert round(global_mmcore.getXPosition()) == 100
+    assert round(global_mmcore.getYPosition()) == 100
+
+    right_edge = a1_pos[2]
+    scene_pos = QPointF(right_edge.x, right_edge.y)
+    view_pos = wdg._plate_view.mapFromScene(scene_pos)
+    qtbot.mouseDClick(
+        wdg._plate_view.viewport(), Qt.MouseButton.LeftButton, pos=view_pos
+    )
+    global_mmcore.waitForSystem()
+    assert round(global_mmcore.getXPosition()) == 3200
+    assert round(global_mmcore.getYPosition()) == 0