def setup_annotation(wid_niw):
"""Define annotation label widget
"""
wid_lab = monotext_widget.MonoText(text=' ', font_size=12)
wid_lab.layout.width = width = '{}px'.format(wid_niw.width_data)
tpl = '{{:{:d}d}}, {{:{:d}d}}, {{}}'.format(
number_of_digits(wid_niw.height_data),
number_of_digits(wid_niw.width_data))
# Event handler(s)
def handle_mousemove(ev):
if ev['type'] == 'mousemove':
x, y = ev['arrayX'], ev['arrayY']
z = wid_niw.data[y, x]
wid_lab.text = tpl.format(x, y, z)
wid_ev = ipyevents.Event(source=wid_niw,
watched_events=['mousemove']) # 'click',
wid_ev.on_dom_event(handle_mousemove)
wid_ev_no_default = ipyevents.Event(
source=wid_niw,
watched_events=['dragstart', 'contextmenu'],
prevent_default_action=True)
return wid_lab
def _watch(self, dispatcher, canvas=None):
self._dispatcher = dispatcher
if canvas:
self._event = ipyevents.Event(source=canvas)
self._event.on_dom_event(self._event_handle)
self._event.watched_events = self._event.supported_key_events + self._event.supported_mouse_events
def __init__(self, *args, track_keystrokes=True, **kwargs): # noqa: D001
super().__init__(*args, **kwargs)
button_layout = widgets.Layout(
# width="auto",
min_width="80px",
flex="1 1 auto",
max_width="120px",
)
self.skip_button = widgets.Button(
description="Skip",
icon="fast-forward",
layout=button_layout,
)
self.skip_fns: CallbackList = []
self.skip_button.on_click(self.skip)
self.undo_button = widgets.Button(
description="Undo",
icon="undo",
layout=button_layout,
)
self.undo_fns: CallbackList = []
self._undo_queue: CallbackList = []
self.undo_button.on_click(self.undo)
self.submit_button = widgets.Button(
description="Submit",
icon="check",
button_style="success",
layout=button_layout,
)
self.submission_functions = []
self.submit_button.on_click(self.submit)
self.event_watcher = ipyevents.Event(
source=self,
watched_events=["keyup"] if track_keystrokes else [],
prevent_default_actions=True,
)
self.event_watcher.on_dom_event(self._handle_keystroke)
self.children = self.children + (self.event_watcher, )
def _watch_canvas(self, canvas):
self._event = ipyevents.Event(source=canvas)
self._event.on_dom_event(self._on_dom_event)
self._event.watched_events = self._event.supported_key_events + self._event.supported_mouse_events
def tool_template(m):
widget_width = "250px"
padding = "0px 0px 0px 5px" # upper, right, bottom, left
toolbar_button = widgets.ToggleButton(
value=False,
tooltip="Toolbar",
icon="gear",
layout=widgets.Layout(width="28px",
height="28px",
padding="0px 0px 0px 4px"),
)
close_button = widgets.ToggleButton(
value=False,
tooltip="Close the tool",
icon="times",
button_style="primary",
layout=widgets.Layout(height="28px",
width="28px",
padding="0px 0px 0px 4px"),
)
checkbox = widgets.Checkbox(
description="Checkbox",
indent=False,
layout=widgets.Layout(padding=padding, width=widget_width),
)
dropdown = widgets.Dropdown(
options=["Option 1", "Option 2", "Option 3"],
value=None,
description="Dropdown:",
layout=widgets.Layout(width=widget_width, padding=padding),
style={"description_width": "initial"},
)
int_slider = widgets.IntSlider(
min=1,
max=100,
description="Int Slider: ",
readout=False,
continuous_update=True,
layout=widgets.Layout(width="220px", padding=padding),
style={"description_width": "initial"},
)
int_slider_label = widgets.Label()
widgets.jslink((int_slider, "value"), (int_slider_label, "value"))
float_slider = widgets.FloatSlider(
min=1,
max=100,
description="Float Slider: ",
readout=False,
continuous_update=True,
layout=widgets.Layout(width="220px", padding=padding),
style={"description_width": "initial"},
)
float_slider_label = widgets.Label()
widgets.jslink((float_slider, "value"), (float_slider_label, "value"))
color = widgets.ColorPicker(
concise=False,
description="Color:",
value="white",
style={"description_width": "initial"},
layout=widgets.Layout(width=widget_width, padding=padding),
)
text = widgets.Text(
value="",
description="Textbox:",
placeholder="Placeholder",
style={"description_width": "initial"},
layout=widgets.Layout(width=widget_width, padding=padding),
)
textarea = widgets.Textarea(
placeholder="Placeholder",
layout=widgets.Layout(width=widget_width),
)
buttons = widgets.ToggleButtons(
value=None,
options=["Apply", "Reset", "Close"],
tooltips=["Apply", "Reset", "Close"],
button_style="primary",
)
buttons.style.button_width = "80px"
output = widgets.Output(
layout=widgets.Layout(width=widget_width, padding=padding))
toolbar_widget = widgets.VBox()
toolbar_widget.children = [toolbar_button]
toolbar_header = widgets.HBox()
toolbar_header.children = [close_button, toolbar_button]
toolbar_footer = widgets.VBox()
toolbar_footer.children = [
checkbox,
widgets.HBox([int_slider, int_slider_label]),
widgets.HBox([float_slider, float_slider_label]),
dropdown,
text,
color,
textarea,
buttons,
output,
]
toolbar_event = ipyevents.Event(
source=toolbar_widget, watched_events=["mouseenter", "mouseleave"])
def handle_toolbar_event(event):
if event["type"] == "mouseenter":
toolbar_widget.children = [toolbar_header, toolbar_footer]
elif event["type"] == "mouseleave":
if not toolbar_button.value:
toolbar_widget.children = [toolbar_button]
toolbar_button.value = False
close_button.value = False
toolbar_event.on_dom_event(handle_toolbar_event)
def toolbar_btn_click(change):
if change["new"]:
close_button.value = False
toolbar_widget.children = [toolbar_header, toolbar_footer]
else:
if not close_button.value:
toolbar_widget.children = [toolbar_button]
toolbar_button.observe(toolbar_btn_click, "value")
def close_btn_click(change):
if change["new"]:
toolbar_button.value = False
if m.tool_control is not None and m.tool_control in m.controls:
m.remove_control(m.tool_control)
m.tool_control = None
toolbar_widget.close()
close_button.observe(close_btn_click, "value")
def button_clicked(change):
if change["new"] == "Apply":
with output:
output.clear_output()
print("Running ...")
elif change["new"] == "Reset":
textarea.value = ""
output.clear_output()
elif change["new"] == "Close":
m.toolbar_reset()
if m.tool_control is not None and m.tool_control in m.controls:
m.remove_control(m.tool_control)
m.tool_control = None
toolbar_widget.close()
buttons.value = None
buttons.observe(button_clicked, "value")
toolbar_control = WidgetControl(widget=toolbar_widget, position="topright")
if toolbar_control not in m.controls:
m.add_control(toolbar_control)
m.tool_control = toolbar_control
toolbar_button.value = True
def timelapse(m=None):
"""Creates timelapse animations.
Args:
m (geemap.Map, optional): A geemap Map instance. Defaults to None.
Returns:
ipywidgets: The interative GUI.
"""
if m is not None:
m.add_basemap("HYBRID")
widget_width = "350px"
padding = "0px 0px 0px 5px" # upper, right, bottom, left
style = {"description_width": "initial"}
toolbar_button = widgets.ToggleButton(
value=False,
tooltip="Toolbar",
icon="gear",
layout=widgets.Layout(width="28px", height="28px", padding="0px 0px 0px 4px"),
)
close_button = widgets.ToggleButton(
value=False,
tooltip="Close the tool",
icon="times",
button_style="primary",
layout=widgets.Layout(height="28px", width="28px", padding="0px 0px 0px 4px"),
)
collection = widgets.Dropdown(
options=[
"Landsat TM-ETM-OLI Surface Reflectance",
"Sentinel-2AB Surface Reflectance",
"MODIS",
],
value="Landsat TM-ETM-OLI Surface Reflectance",
description="Collection:",
layout=widgets.Layout(width=widget_width, padding=padding),
style=style,
)
title = widgets.Text(
value="Timelapse",
description="Title:",
style=style,
layout=widgets.Layout(width="181px", padding=padding),
)
bands = widgets.Dropdown(
description="RGB:",
options=[
"Red/Green/Blue",
"NIR/Red/Green",
"SWIR2/SWIR1/NIR",
"NIR/SWIR1/Red",
"SWIR2/NIR/Red",
"SWIR2/SWIR1/Red",
"SWIR1/NIR/Blue",
"NIR/SWIR1/Blue",
"SWIR2/NIR/Green",
"SWIR1/NIR/Red",
],
value="NIR/Red/Green",
style=style,
layout=widgets.Layout(width="165px", padding=padding),
)
speed = widgets.IntSlider(
description="Frames/sec:",
tooltip="Frames per second",
value=10,
min=1,
max=30,
readout=False,
style=style,
layout=widgets.Layout(width="142px", padding=padding),
)
speed_label = widgets.Label(
layout=widgets.Layout(width="20px", padding=padding),
)
widgets.jslink((speed, "value"), (speed_label, "value"))
cloud = widgets.Checkbox(
value=True,
description="Apply fmask (remove clouds, shadows, snow)",
tooltip="Apply fmask (remove clouds, shadows, snow)",
style=style,
)
start_year = widgets.IntSlider(
description="Start Year:",
value=1984,
min=1984,
max=2020,
readout=False,
style=style,
layout=widgets.Layout(width="138px", padding=padding),
)
start_year_label = widgets.Label()
widgets.jslink((start_year, "value"), (start_year_label, "value"))
end_year = widgets.IntSlider(
description="End Year:",
value=2020,
min=1984,
max=2020,
readout=False,
style=style,
layout=widgets.Layout(width="138px", padding=padding),
)
end_year_label = widgets.Label()
widgets.jslink((end_year, "value"), (end_year_label, "value"))
start_month = widgets.IntSlider(
description="Start Month:",
value=5,
min=1,
max=12,
readout=False,
style=style,
layout=widgets.Layout(width="145px", padding=padding),
)
start_month_label = widgets.Label(
layout=widgets.Layout(width="20px", padding=padding),
)
widgets.jslink((start_month, "value"), (start_month_label, "value"))
end_month = widgets.IntSlider(
description="End Month:",
value=10,
min=1,
max=12,
readout=False,
style=style,
layout=widgets.Layout(width="155px", padding=padding),
)
end_month_label = widgets.Label()
widgets.jslink((end_month, "value"), (end_month_label, "value"))
font_size = widgets.IntSlider(
description="Font size:",
value=30,
min=10,
max=50,
readout=False,
style=style,
layout=widgets.Layout(width="152px", padding=padding),
)
font_size_label = widgets.Label()
widgets.jslink((font_size, "value"), (font_size_label, "value"))
font_color = widgets.ColorPicker(
concise=False,
description="Font color:",
value="white",
style=style,
layout=widgets.Layout(width="170px", padding=padding),
)
progress_bar_color = widgets.ColorPicker(
concise=False,
description="Progress bar:",
value="blue",
style=style,
layout=widgets.Layout(width="180px", padding=padding),
)
# Normalized Satellite Indices: https://www.usna.edu/Users/oceano/pguth/md_help/html/norm_sat.htm
nd_options = [
"Vegetation Index (NDVI)",
"Water Index (NDWI)",
"Modified Water Index (MNDWI)",
"Snow Index (NDSI)",
"Soil Index (NDSI)",
"Burn Ratio (NBR)",
"Customized",
]
nd_indices = widgets.Dropdown(
options=nd_options,
value=None,
description="Normalized Difference Index:",
style=style,
layout=widgets.Layout(width="347px", padding=padding),
)
first_band = widgets.Dropdown(
description="1st band:",
options=["Blue", "Green", "Red", "NIR", "SWIR1", "SWIR2"],
value=None,
style=style,
layout=widgets.Layout(width="171px", padding=padding),
)
second_band = widgets.Dropdown(
description="2nd band:",
options=["Blue", "Green", "Red", "NIR", "SWIR1", "SWIR2"],
value=None,
style=style,
layout=widgets.Layout(width="172px", padding=padding),
)
nd_threshold = widgets.FloatSlider(
value=0,
min=-1,
max=1,
step=0.01,
description="Threshold:",
orientation="horizontal",
readout=False,
style=style,
layout=widgets.Layout(width="159px", padding=padding),
)
nd_threshold_label = widgets.Label(
layout=widgets.Layout(width="35px", padding=padding),
)
widgets.jslink((nd_threshold, "value"), (nd_threshold_label, "value"))
nd_color = widgets.ColorPicker(
concise=False,
description="Color:",
value="blue",
style=style,
layout=widgets.Layout(width="145px", padding=padding),
)
def nd_index_change(change):
if nd_indices.value == "Vegetation Index (NDVI)":
first_band.value = "NIR"
second_band.value = "Red"
elif nd_indices.value == "Water Index (NDWI)":
first_band.value = "NIR"
second_band.value = "SWIR1"
elif nd_indices.value == "Modified Water Index (MNDWI)":
first_band.value = "Green"
second_band.value = "SWIR1"
elif nd_indices.value == "Snow Index (NDSI)":
first_band.value = "Green"
second_band.value = "SWIR1"
elif nd_indices.value == "Soil Index (NDSI)":
first_band.value = "SWIR1"
second_band.value = "NIR"
elif nd_indices.value == "Burn Ratio (NBR)":
first_band.value = "NIR"
second_band.value = "SWIR2"
elif nd_indices.value == "Customized":
first_band.value = None
second_band.value = None
nd_indices.observe(nd_index_change, names="value")
create_gif = widgets.Button(
description="Create timelapse",
button_style="primary",
tooltip="Click to create timelapse",
style=style,
layout=widgets.Layout(padding=padding),
)
temp_output = widgets.Output()
def submit_clicked(b):
if start_year.value > end_year.value:
print("The end year must be great than the start year.")
return
if start_month.value > end_month.value:
print("The end month must be great than the start month.")
return
if start_year.value == end_year.value:
add_progress_bar = False
else:
add_progress_bar = True
start_date = str(start_month.value).zfill(2) + "-01"
end_date = str(end_month.value).zfill(2) + "-30"
with output:
print("Computing... Please wait...")
nd_bands = None
if (first_band.value is not None) and (second_band.value is not None):
nd_bands = [first_band.value, second_band.value]
if m is not None:
out_dir = os.path.expanduser("~/Downloads")
if not os.path.exists(out_dir):
os.makedirs(out_dir)
out_gif = os.path.join(out_dir, "timelapse_" + random_string(3) + ".gif")
with temp_output:
temp_output.clear_output()
m.add_landsat_ts_gif(
roi=m.user_roi,
label=title.value,
start_year=start_year.value,
end_year=end_year.value,
start_date=start_date,
end_date=end_date,
bands=bands.value.split("/"),
font_color=font_color.value,
frames_per_second=speed.value,
font_size=font_size.value,
add_progress_bar=add_progress_bar,
progress_bar_color=progress_bar_color.value,
out_gif=out_gif,
apply_fmask=cloud.value,
nd_bands=nd_bands,
nd_threshold=nd_threshold.value,
nd_palette=["black", nd_color.value],
)
if m.user_roi is not None:
m.centerObject(m.user_roi)
with output:
print("The timelapse has been added to the map.")
link = create_download_link(
out_gif,
title="Click here to download: ",
)
display(link)
create_gif.on_click(submit_clicked)
buttons = widgets.ToggleButtons(
value=None,
options=["Reset", "Close"],
tooltips=["Reset", "Close"],
button_style="primary",
)
buttons.style.button_width = "95px"
output = widgets.Output(layout=widgets.Layout(width=widget_width, padding=padding))
toolbar_widget = widgets.VBox()
toolbar_widget.children = [toolbar_button]
toolbar_header = widgets.HBox()
toolbar_header.children = [close_button, toolbar_button]
toolbar_footer = widgets.VBox()
toolbar_footer.children = [
collection,
widgets.HBox([title, bands]),
widgets.HBox([speed, speed_label, progress_bar_color]),
widgets.HBox([start_year, start_year_label, end_year, end_year_label]),
widgets.HBox([start_month, start_month_label, end_month, end_month_label]),
widgets.HBox([font_size, font_size_label, font_color]),
cloud,
nd_indices,
widgets.HBox([first_band, second_band]),
widgets.HBox([nd_threshold, nd_threshold_label, nd_color]),
widgets.HBox([create_gif, buttons]),
output,
]
toolbar_event = ipyevents.Event(
source=toolbar_widget, watched_events=["mouseenter", "mouseleave"]
)
def handle_toolbar_event(event):
if event["type"] == "mouseenter":
toolbar_widget.children = [toolbar_header, toolbar_footer]
elif event["type"] == "mouseleave":
if not toolbar_button.value:
toolbar_widget.children = [toolbar_button]
toolbar_button.value = False
close_button.value = False
toolbar_event.on_dom_event(handle_toolbar_event)
def toolbar_btn_click(change):
if change["new"]:
close_button.value = False
toolbar_widget.children = [toolbar_header, toolbar_footer]
else:
if not close_button.value:
toolbar_widget.children = [toolbar_button]
toolbar_button.observe(toolbar_btn_click, "value")
def close_btn_click(change):
if change["new"]:
toolbar_button.value = False
if m is not None:
if m.tool_control is not None and m.tool_control in m.controls:
m.remove_control(m.tool_control)
m.tool_control = None
m.toolbar_reset()
toolbar_widget.close()
close_button.observe(close_btn_click, "value")
def button_clicked(change):
if change["new"] == "Reset":
with output:
output.clear_output()
elif change["new"] == "Close":
if m is not None:
m.toolbar_reset()
if m.tool_control is not None and m.tool_control in m.controls:
m.remove_control(m.tool_control)
m.tool_control = None
toolbar_widget.close()
buttons.value = None
buttons.observe(button_clicked, "value")
toolbar_button.value = True
if m is not None:
toolbar_control = WidgetControl(widget=toolbar_widget, position="topright")
if toolbar_control not in m.controls:
m.add_control(toolbar_control)
m.tool_control = toolbar_control
else:
return toolbar_widget
def __init__(
self,
features: Optional[Any] = None,
labels: Optional[Any] = None,
options: Tuple[str, ...] = (),
other_option: bool = True,
max_buttons: int = 12,
display_func: Callable = None,
keyboard_shortcuts: bool = False,
hint_function: Optional[Callable] = None,
hints: Optional[Dict[str, Any]] = None,
):
"""
Make a class that allows you to label data points.
"""
# the widget elements
self.layout = widgets.VBox([])
self.feature_output = widgets.Output()
self.feature_display = widgets.Box(
(self.feature_output, ),
layout=widgets.Layout(
justify_content="center",
padding="5% 0",
display="flex",
width="100%",
min_height="150px",
),
)
self.input_widget = controls.Submitter(
hint_function=hint_function,
hints=hints,
options=options,
other_option=other_option,
max_buttons=max_buttons,
)
self.input_widget.on_submission(self._apply_annotation)
self.options = self.input_widget.options
traitlets.link((self, "options"), (self.input_widget, "options"))
# self.features = validation.valid_data(features)
self.features = features
# if labels is not None:
# self.labels = validation.valid_data(labels)
# elif self.features is not None:
# self.labels = np.full(
# self.features.shape[0], np.nan, dtype=float)
self.labels = labels
self.progressbar = widgets.FloatProgress(max=1,
description="Progress:")
self.top_bar = widgets.HBox([])
self.top_bar.children = [self.progressbar]
if display_func is not None:
self._display_func = display_func
else:
self._display_func = display.functions["default"]
if keyboard_shortcuts:
self.event_manager = ipyevents.Event(
source=self.layout, watched_events=["keydown", "keyup"])
self.event_manager.on_dom_event(self.input_widget._on_key_down)
else:
self.event_manager = None
self.timer = controls.Timer()
