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main.py
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main.py
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import os
from pathlib import Path
from qgis.core import (
QgsCoordinateReferenceSystem,
QgsFeature,
QgsGeometry,
QgsLayerTreeLayer,
QgsPoint,
QgsPointXY,
QgsProject,
QgsVectorLayer,
edit,
)
from qgis.utils import iface
FOLDER = '/home/etienne/dev/other/qgis-roadmap-project'
if not Path(FOLDER).exists():
print(f"The folder {FOLDER} does not exist.")
RELEASES = [
{
'name': 'Girona',
'version': '3.0',
'ltr': False,
'start': '2018-02-23',
'end': '2018-06-21',
}, {
'name': 'Bonn',
'version': '3.2',
'ltr': False,
'start': '2018-06-22',
'end': '2018-10-25',
}, {
'name': 'Madeira',
'version': '3.4',
'ltr': True,
'start': '2018-10-26',
'end': '2020-02-20',
}, {
'name': 'Noosa',
'version': '3.6',
'ltr': False,
'start': '2019-02-22',
'end': '2019-06-20',
}, {
'name': 'Zanzibar',
'version': '3.8',
'ltr': False,
'start': '2019-06-21',
'end': '2019-10-24',
}, {
'name': 'A Coruña',
'version': '3.10',
'ltr': True,
'start': '2019-10-25',
'end': '2021-02-18',
}, {
'name': 'București',
'version': '3.12',
'ltr': False,
'start': '2020-02-21',
'end': '2020-06-18',
}, {
'name': 'Pi',
'version': '3.14',
'ltr': False,
'start': '2020-06-19',
'end': '2020-10-22',
}, {
'name': 'Hannover',
'version': '3.16',
'ltr': True,
'start': '2020-10-23',
'end': '2022-01-14',
}, {
'name': 'Zürich',
'version': '3.18',
'ltr': False,
'start': '2021-02-19',
'end': '2021-05-14',
}, {
'name': 'Odense',
'version': '3.20',
'ltr': False,
'start': '2021-06-18',
'end': '2021-09-10',
}, {
'name': 'Białowieża',
'version': '3.22',
'ltr': True,
'start': '2021-10-22',
'end': '2023-01-13',
}
]
SIZE = len(RELEASES) + 2
project = QgsProject.instance()
project.setCrs(QgsCoordinateReferenceSystem(3857))
project.removeAllMapLayers()
axes_layer = QgsVectorLayer(
"LineString?"
"crs=epsg:3857&"
"field=id:integer&"
"field=name:string(20)&"
"index=yes", "Axes", "memory")
with edit(axes_layer):
feat = QgsFeature()
feat.setAttributes([0, 'Time and bugfix'])
feat.setGeometry(QgsGeometry.fromPolyline([QgsPoint(0, 0), QgsPoint((SIZE + 5) * 100, 0)]))
axes_layer.addFeature(feat)
feat.setAttributes([1, 'Features'])
feat.setGeometry(QgsGeometry.fromPolyline([QgsPoint(0, 0), QgsPoint(0, SIZE * 100)]))
axes_layer.addFeature(feat)
feat.setAttributes([2, 'Master branch'])
feat.setGeometry(QgsGeometry.fromPolyline([QgsPoint(0, 0), QgsPoint(SIZE * 100, SIZE * 100)]))
axes_layer.addFeature(feat)
# # Set labels
# palyr = QgsPalLayerSettings()
# settings = QgsVectorLayerSimpleLabeling(palyr)
# palyr.enabled = True
# palyr.fieldName = 'name'
# palyr.placement = QgsPalLayerSettings.Line
# palyr.placementFlags = QgsPalLayerSettings.AboveLine | QgsPalLayerSettings.BelowLine
# # palyr.placement= QgsPalLayerSettings.OverPoint
# # palyr.setDataDefinedProperty(QgsPalLayerSettings.Size,True,True,'8','')
# axes_layer.setLabelsEnabled(True)
# axes_layer.setLabeling(settings)
#
# # Set style
# metadata = QgsApplication.symbolLayerRegistry().symbolLayerMetadata("ArrowLine")
# symbol = metadata.createSymbolLayer({'color': '0,0,0'})
# symbol.setArrowStartWidth(0.4)
# symbol.setArrowWidth(0.4)
# line_symbol = QgsLineSymbol([symbol])
# renderer = axes_layer.renderer().setSymbol(line_symbol)
axes_layer.loadNamedStyle(
os.path.join(FOLDER, 'qml', 'axes.qml'))
QgsProject.instance().addMapLayer(axes_layer, False)
# Releases
def create_release_as_lines():
releases_line_layer = QgsVectorLayer(
"LineString?"
"crs=epsg:3857&"
"field=id:integer&"
"field=name:string(20)&"
"field=version:string(20)&"
"field=ltr:bool&"
"index=yes", "Release lines", "memory")
with edit(releases_line_layer):
for i, release in enumerate(RELEASES):
int_rel = i + 1
start_x = int_rel * 100
end_x = 400 if release['ltr'] else 100
feat = QgsFeature()
feat.setAttributes([int_rel, release['name'], release['version'], release['ltr']])
feat.setGeometry(QgsGeometry.fromPolyline([
QgsPoint(start_x, start_x), QgsPoint(start_x + end_x, start_x)]))
releases_line_layer.addFeature(feat)
releases_line_layer.loadNamedStyle(
os.path.join(FOLDER, 'qml', 'release_lines.qml'))
QgsProject.instance().addMapLayer(releases_line_layer, False)
return releases_line_layer
releases_line_layer = create_release_as_lines()
def create_release_as_points():
releases_point_layer = QgsVectorLayer(
"Point?"
"crs=epsg:3857&"
"field=id:integer&"
"field=name:string(20)&"
"field=version:string(20)&"
"field=ltr:bool&"
"field=start:date&"
"field=end:date&"
"index=yes", "Release points", "memory")
releases_point_layer.loadNamedStyle(
os.path.join(FOLDER, 'qml', 'release_points.qml'))
QgsProject.instance().addMapLayer(releases_point_layer, False)
for i, release in enumerate(RELEASES):
with edit(releases_point_layer):
int_rel = i + 1
start_x = int_rel
feat = QgsFeature()
feat.setAttributes(
[int_rel, release['name'], release['version'], release['ltr'], release['start'], release['end']])
feat.setGeometry(QgsGeometry.fromPointXY(QgsPointXY(start_x * 100, start_x * 100)))
releases_point_layer.addFeature(feat)
return releases_point_layer
releases_point_layer = create_release_as_points()
# Current date
def create_current_date():
current_date_layer = QgsVectorLayer(
"Point?"
"crs=epsg:3857&"
"field=id:integer&"
"index=yes", "Current date", "memory")
QgsProject.instance().addMapLayer(current_date_layer, False)
current_date_layer.loadNamedStyle(
os.path.join(FOLDER, 'qml', 'current_date.qml'))
with edit(current_date_layer):
feat = QgsFeature()
feat.setAttributes([1])
feat.setGeometry(QgsGeometry.fromPointXY(QgsPointXY(((SIZE + 5) / 2) * 100, -100)))
current_date_layer.addFeature(feat)
return current_date_layer
current_date_layer = create_current_date()
# Bar date
def create_bar_date():
bar_today_layer = QgsVectorLayer(
"Point?"
"crs=epsg:3857&"
"field=id:integer&"
"index=yes", "Bar", "memory")
QgsProject.instance().addMapLayer(bar_today_layer, False)
bar_today_layer.loadNamedStyle(
os.path.join(FOLDER, 'qml', 'bar.qml'))
with edit(bar_today_layer):
feat = QgsFeature()
feat.setAttributes([1])
feat.setGeometry(QgsGeometry.fromPointXY(QgsPointXY(0, 0)))
bar_today_layer.addFeature(feat)
return bar_today_layer
bar_today_layer = create_bar_date()
# Insert in the correct order
layerTree = iface.layerTreeCanvasBridge().rootGroup()
layerTree.insertChildNode(-1, QgsLayerTreeLayer(current_date_layer))
layerTree.insertChildNode(-1, QgsLayerTreeLayer(releases_point_layer))
layerTree.insertChildNode(-1, QgsLayerTreeLayer(axes_layer))
layerTree.insertChildNode(-1, QgsLayerTreeLayer(releases_line_layer))
layerTree.insertChildNode(-1, QgsLayerTreeLayer(bar_today_layer))