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| 1 | +# This script generates the video for the points layer tutorial. |
| 2 | + |
| 3 | +# Before running, make sure to: |
| 4 | +# 1. Install napari in development mode from the main branch |
| 5 | +# 2. Run `napari --reset` |
| 6 | + |
| 7 | +# To generate the video, install pyautogui and run: |
| 8 | +# python webm_add_points.py |
| 9 | + |
| 10 | +from pyautogui import click, alert, locateCenterOnScreen, moveTo, dragTo, screenshot |
| 11 | +import numpy as np |
| 12 | +from qtpy import QtCore |
| 13 | +from skimage import data |
| 14 | +from qtpy.QtWidgets import QApplication |
| 15 | +import napari |
| 16 | +import time |
| 17 | + |
| 18 | + |
| 19 | +def apply_event(app, event, loc, msg=""): |
| 20 | + duration = 0.3 |
| 21 | + if event == "click_button": |
| 22 | + button = locateCenterOnScreen(loc) |
| 23 | + click(button, duration=duration) |
| 24 | + if event == "click": |
| 25 | + click(*loc, duration=duration) |
| 26 | + if event == "move": |
| 27 | + moveTo(*loc, duration=duration) |
| 28 | + if event == "drag": |
| 29 | + dragTo(*loc, button="left", duration=duration) |
| 30 | + app.processEvents() |
| 31 | + print(msg) |
| 32 | + app.processEvents() |
| 33 | + |
| 34 | + |
| 35 | +def run_actions(): |
| 36 | + # Function that will be triggered from QTimer to run code even when running |
| 37 | + # `napari.run` |
| 38 | + print("Initial screenshot") |
| 39 | + app = QApplication.instance() |
| 40 | + time.sleep(1) |
| 41 | + print("Done") |
| 42 | + |
| 43 | + # 1. Click add points icon |
| 44 | + # Locate coordinates for the `Add points` buttons by using a image of the |
| 45 | + # button |
| 46 | + apply_event( |
| 47 | + app, |
| 48 | + "click_button", |
| 49 | + "../../images/point-adding-tool.png", |
| 50 | + msg="Click add points icon", |
| 51 | + ) |
| 52 | + |
| 53 | + # 2. Add three new points |
| 54 | + apply_event(app, "click", (700, 400), msg="Click add point 1") |
| 55 | + apply_event(app, "click", (750, 200), msg="Click add point 2") |
| 56 | + apply_event(app, "click", (650, 300), msg="Click add point 3") |
| 57 | + |
| 58 | + # 3. Click select points icon |
| 59 | + apply_event( |
| 60 | + app, |
| 61 | + "click_button", |
| 62 | + "../../images/point-selecting-tool.png", |
| 63 | + msg="Click select points icon", |
| 64 | + ) |
| 65 | + |
| 66 | + # 4. Select two points individually |
| 67 | + apply_event(app, "click", (750, 200), msg="Click select point 1") |
| 68 | + apply_event(app, "click", (650, 300), msg="Click select point 2") |
| 69 | + |
| 70 | + # 5. Drag mouse to select group of points |
| 71 | + apply_event(app, "move", (400, 100), msg="Move to selection start") |
| 72 | + apply_event(app, "drag", (600, 300), msg="Drag and select") |
| 73 | + |
| 74 | + # 6. Change face color |
| 75 | + apply_event(app, "move", (150, 240), msg="Move to face color selection") |
| 76 | + apply_event(app, "click", (150, 240), msg="Click face color selection") |
| 77 | + apply_event(app, "click", (200, 240), msg="Click face color grid") |
| 78 | + apply_event(app, "click_button", "../../images/ok.png", msg="Click OK") |
| 79 | + |
| 80 | + # 7. Change edge color |
| 81 | + apply_event(app, "move", (150, 270), msg="Move to edge color selection") |
| 82 | + apply_event(app, "click", (150, 270), msg="Click edge color selection") |
| 83 | + apply_event(app, "click", (220, 310), msg="Click edge color grid") |
| 84 | + apply_event(app, "click_button", "../../images/ok.png", msg="Click OK") |
| 85 | + |
| 86 | + # 8. Select group of points with different colors |
| 87 | + apply_event(app, "move", (400, 200), msg="Move to selection start") |
| 88 | + apply_event(app, "drag", (600, 400), msg="Drag and select") |
| 89 | + |
| 90 | + # 9. Use slider to increase point size |
| 91 | + apply_event(app, "move", (175, 155), msg="Move to point size slider") |
| 92 | + apply_event(app, "drag", (210, 155), msg="Drag slider") |
| 93 | + |
| 94 | + # 10. Select a group of points, click symbol dropdown and select cross |
| 95 | + apply_event(app, "move", (480, 215), msg="Move to selection start") |
| 96 | + apply_event(app, "drag", (680, 345), msg="Drag and select") |
| 97 | + apply_event(app, "click", (295, 200), msg="Click symbol dropdown") |
| 98 | + apply_event(app, "click", (295, 170), msg="Click cross symbol") |
| 99 | + |
| 100 | + # 11. Use slider to decrease and increase opacity |
| 101 | + apply_event(app, "move", (270, 132), msg="Move to opacity slider") |
| 102 | + apply_event(app, "drag", (180, 132), msg="Drag slider down") |
| 103 | + apply_event(app, "drag", (270, 132), msg="Drag slider up") |
| 104 | + |
| 105 | + # 12. Select point and click the "delete selected points" icon |
| 106 | + apply_event(app, "click", (440, 380), msg="Select one point") |
| 107 | + apply_event(app, "click_button", "../../images/point-deleting-tool.png", msg="Delete point") |
| 108 | + |
| 109 | + # 13. Click the add points icon |
| 110 | + apply_event(app, "click_button", "../../images/point-adding-tool.png", msg="Click add points icon") |
| 111 | + |
| 112 | + # 14. Use the face color dropdown to select a different color |
| 113 | + apply_event(app, "click", (150, 240), msg="Click face color selection") |
| 114 | + apply_event(app, "click", (310, 180), msg="Click face color grid") |
| 115 | + apply_event(app, "click_button", "../../images/ok.png", msg="Click OK") |
| 116 | + |
| 117 | + # 15. Use the slider to increase point size and add new points |
| 118 | + apply_event(app, "click", (210, 155), msg="Click point size slider") |
| 119 | + apply_event(app, "drag", (170, 155), msg="Drag slider down") |
| 120 | + apply_event(app, "click", (500, 500), msg="Click add point") |
| 121 | + apply_event(app, "move", (800, 600), msg="Move mouse") |
| 122 | + |
| 123 | + screenshot("fallback.png") |
| 124 | + |
| 125 | + |
| 126 | +viewer = napari.Viewer() |
| 127 | +viewer.window.set_geometry(0, 0, 800, 600) |
| 128 | +viewer.add_image(data.astronaut(), rgb=True) |
| 129 | +points = np.array([[100, 100], [200, 200], [300, 100]]) |
| 130 | +points_layer = viewer.add_points(points, size=30) |
| 131 | +# Wait a bit so that the user has time to move the app to the foreground |
| 132 | +print("Make sure the qt app is in the foreground... waiting 3s to trigger actions") |
| 133 | +QtCore.QTimer.singleShot(3000, run_actions) |
| 134 | + |
| 135 | +print("Launched napari") |
| 136 | +napari.run() |
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