Read and map ADIF logs
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parent
9fde97371c
commit
0cfbf9f54c
101
qsomap.py
101
qsomap.py
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@ -2,6 +2,8 @@
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import sys
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import svgwrite
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import adif_io
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import maidenhead
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import numpy as np
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import matplotlib.pyplot as pp
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from matplotlib.colors import hsv_to_rgb
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@ -157,6 +159,45 @@ def svg_make_inverse_country_path(doc, map_radius, polygon, **kwargs):
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return doc.path(commands, **kwargs)
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def qso_data_from_adif(adif_stream):
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"""Load and process ADIF QSO data.
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Args:
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adif_stream: Opened, readable stream of the ADIF file.
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Returns:
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dict: Key: call sign, data: [latitude, longitude, grid]
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"""
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print("[ADIF] Reading file…", file=sys.stderr)
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qsos, headers = adif_io.read_from_string(adif_stream.read())
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print("[ADIF] Processing QSOs…", file=sys.stderr)
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qsodata = {}
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for i in range(len(qsos)):
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qso = qsos[i]
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if 'CALL' not in qso.keys():
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print(f"[ADIF] ERROR: No CALL in QSO #{i}. Skipped.", file=sys.stderr)
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continue
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elif 'GRIDSQUARE' not in qso.keys():
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print(f"[ADIF] ERROR: No GRIDSQUARE in QSO #{i}. Skipped.", file=sys.stderr)
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continue
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grid = qso['GRIDSQUARE']
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lat, lon = maidenhead.to_location(grid, center=True)
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call = qso['CALL']
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# convert to radians
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lat *= np.pi / 180
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lon *= np.pi / 180
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qsodata[call] = {'lat': lat, 'lon': lon, 'grid': grid}
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return qsodata
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def simplify_geojson(geojson):
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# key: 3-letter country identifier
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# data: {full_name,
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@ -330,7 +371,7 @@ def svg_add_country_names(doc, simplegeodata, map_radius):
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group = doc.g()
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for k, v in simplegeodata.items():
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print(f"Labeling {k} ", end='')
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print(f"Labeling {k} ", end='', file=sys.stderr)
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for poly in v['proj_coordinates']:
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x = poly[0, :]
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y = poly[1, :]
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@ -365,12 +406,12 @@ def svg_add_country_names(doc, simplegeodata, map_radius):
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(h if rotate else w) / len(label))
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if font_size < LABEL_MIN_FONT_SIZE:
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print('.', end='', flush=True)
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print('.', end='', flush=True, file=sys.stderr)
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continue # too small
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else:
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print('!', end='', flush=True)
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print('!', end='', flush=True, file=sys.stderr)
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else:
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print('#', end='', flush=True)
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print('#', end='', flush=True, file=sys.stderr)
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font_size = min(LABEL_MAX_FONT_SIZE, font_size)
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@ -383,7 +424,7 @@ def svg_add_country_names(doc, simplegeodata, map_radius):
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txt.rotate(90, center=(center_x, center_y))
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group.add(txt)
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print()
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print(file=sys.stderr)
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doc.add(group)
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@ -430,9 +471,37 @@ def svg_add_distance_azimuth_lines(doc, ref_lat, ref_lon, map_radius):
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doc.add(group) # Circles, azimuth lines and labels
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def render(ref_lat, ref_lon, output_stream):
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def svg_add_qsodata(doc, qsodata, ref_lat, ref_lon, map_radius):
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group = doc.g()
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for call, info in qsodata.items():
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print(info, file=sys.stderr)
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map_x, map_y = map_azimuthal_equidistant(
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info['lat'], info['lon'],
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ref_lat, ref_lon, map_radius)
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map_x += map_radius
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map_y += map_radius
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# a marker is a small circle at the position calculated above. The call
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# sign is printed as centered text slightly above the circle.
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group.add(doc.circle(center=(map_x, map_y), r=0.5,
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**{'class': 'marker_circle'}))
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group.add(doc.text(call, (map_x, map_y-1),
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**{'class': 'marker_label'}))
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doc.add(group)
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def render(ref_lat, ref_lon, output_stream, adif_stream):
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random.seed(0)
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qsodata = None
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if adif_stream:
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print("Loading ADIF QSO data…", file=sys.stderr)
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qsodata = qso_data_from_adif(adif_stream)
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print("Loading Geodata…", file=sys.stderr)
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with open('geo-countries/data/countries.geojson', 'r') as jfile:
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@ -490,6 +559,19 @@ def render(ref_lat, ref_lon, output_stream):
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opacity: 0.25;
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}
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.marker_circle {
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fill: red;
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stroke: black;
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stroke-width: 0.1px;
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}
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.marker_label {
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fill: blue;
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font-size: 2px;
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font-family: sans-serif;
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text-anchor: middle;
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}
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"""))
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doc.add(doc.circle(center=(R, R), r=R, fill='#ddeeff',
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@ -499,6 +581,8 @@ def render(ref_lat, ref_lon, output_stream):
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svg_add_country_names(doc, simplegeodata, R)
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svg_add_maidenhead_grid(doc, ref_lat, ref_lon, R)
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svg_add_distance_azimuth_lines(doc, ref_lat, ref_lon, R)
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if qsodata:
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svg_add_qsodata(doc, qsodata, ref_lat, ref_lon, R)
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print("Writing output…", file=sys.stderr)
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doc.write(output_stream, pretty=True)
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@ -540,7 +624,10 @@ if __name__ == "__main__":
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parser.add_argument('-o', '--output-file', type=argparse.FileType('w'),
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help='The output SVG file (default: print to stdout)',
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default=sys.stdout)
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parser.add_argument('-a', '--adif', type=argparse.FileType('r'),
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required=False,
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help='ADIF log to load and display on the map')
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args = parser.parse_args()
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render(args.ref_lat, args.ref_lon, args.output_file)
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render(args.ref_lat, args.ref_lon, args.output_file, args.adif)
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@ -2,3 +2,4 @@ svgwrite ~= 1.4.1
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numpy ~= 1.20.3
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matplotlib ~= 3.4.2
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adif-io ~= 0.0.3
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maidenhead ~= 1.6.0
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