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Merge pull request #18 from Samweli/time_slider
Time slider implementation
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
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@@ -16,7 +16,7 @@ | |
| "author": "Kartoza", | ||
| "email": "[email protected]", | ||
| "description": "View, browse and navigate through imagery.", | ||
| "version": "0.0.1", | ||
| "version": "0.0.11dev", | ||
| "changelog": "" | ||
| } | ||
| } | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,128 @@ | ||
| # -*- coding: utf-8 -*- | ||
| """ | ||
| Handles storage and retrieval of the plugin QgsSettings. | ||
| """ | ||
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||
| import contextlib | ||
| import dataclasses | ||
| import datetime | ||
| import enum | ||
| import json | ||
| import os.path | ||
| import uuid | ||
| from pathlib import Path | ||
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| from qgis.PyQt import QtCore | ||
| from qgis.core import QgsSettings | ||
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| from .utils import log | ||
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| @contextlib.contextmanager | ||
| def qgis_settings(group_root: str, settings=None): | ||
| """Context manager to help defining groups when creating QgsSettings. | ||
| :param group_root: Name of the root group for the settings | ||
| :type group_root: str | ||
| :param settings: QGIS settings to use | ||
| :type settings: QgsSettings | ||
| :yields: Instance of the created settings | ||
| :ytype: QgsSettings | ||
| """ | ||
| if settings is None: | ||
| settings = QgsSettings() | ||
| settings.beginGroup(group_root) | ||
| try: | ||
| yield settings | ||
| finally: | ||
| settings.endGroup() | ||
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| class Settings(enum.Enum): | ||
| """Plugin settings names""" | ||
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| HISTORICAL_VIEW = "historical" | ||
| NICFI_VIEW = "nicfi" | ||
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| class SettingsManager(QtCore.QObject): | ||
| """Manages saving/loading settings for the plugin in QgsSettings.""" | ||
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| BASE_GROUP_NAME: str = "qgis_gea_plugin" | ||
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| settings = QgsSettings() | ||
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| scenarios_settings_updated = QtCore.pyqtSignal() | ||
| priority_layers_changed = QtCore.pyqtSignal() | ||
| settings_updated = QtCore.pyqtSignal([str, object], [Settings, object]) | ||
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| def set_value(self, name: str, value): | ||
| """Adds a new setting key and value on the plugin specific settings. | ||
| :param name: Name of setting key | ||
| :type name: str | ||
| :param value: Value of the setting | ||
| :type value: Any | ||
| """ | ||
| self.settings.setValue(f"{self.BASE_GROUP_NAME}/{name}", value) | ||
| if isinstance(name, Settings): | ||
| name = name.value | ||
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| self.settings_updated.emit(name, value) | ||
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| def get_value(self, name: str, default=None, setting_type=None): | ||
| """Gets value of the setting with the passed name. | ||
| :param name: Name of setting key | ||
| :type name: str | ||
| :param default: Default value returned when the setting key does not exist | ||
| :type default: Any | ||
| :param setting_type: Type of the store setting | ||
| :type setting_type: Any | ||
| :returns: Value of the setting | ||
| :rtype: Any | ||
| """ | ||
| if setting_type: | ||
| return self.settings.value( | ||
| f"{self.BASE_GROUP_NAME}/{name}", default, setting_type | ||
| ) | ||
| return self.settings.value(f"{self.BASE_GROUP_NAME}/{name}", default) | ||
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| def find_settings(self, name): | ||
| """Returns the plugin setting keys from the | ||
| plugin root group that matches the passed name | ||
| :param name: Setting name to search for | ||
| :type name: str | ||
| :returns result: List of the matching settings names | ||
| :rtype result: list | ||
| """ | ||
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| result = [] | ||
| with qgis_settings(f"{self.BASE_GROUP_NAME}") as settings: | ||
| for settings_name in settings.childKeys(): | ||
| if name in settings_name: | ||
| result.append(settings_name) | ||
| return result | ||
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| def remove(self, name): | ||
| """Remove the setting with the specified name. | ||
| :param name: Name of the setting key | ||
| :type name: str | ||
| """ | ||
| self.settings.remove(f"{self.BASE_GROUP_NAME}/{name}") | ||
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| def delete_settings(self): | ||
| """Deletes the all the plugin settings.""" | ||
| self.settings.remove(f"{self.BASE_GROUP_NAME}") | ||
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| settings_manager = SettingsManager() |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,9 @@ | ||
| # -*- coding: utf-8 -*- | ||
| """ | ||
| Definitions for all defaults settings | ||
| """ | ||
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| PLUGIN_ICON = ":/plugins/qgis_gea_plugin/icon.png" | ||
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| ANIMATION_PLAY_ICON = ":/images/themes/default/mActionPlay.svg" | ||
| ANIMATION_PAUSE_ICON = ":/images/themes/default/temporal_navigation/pause.svg" |
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