First version of Karten App

2026-10-09 04:20:40 +02:00
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+# KartenApp
+
+A topographic map of these DTK25 sheets. The user names one Ziel on it and, when the device can provide it, sees their own Standort.
+
+## Language
+
+**Karte**:
+The topographic map formed by the Blätter on hand.
+_Avoid_: Layer, basemap
+
+**Blatt**:
+One DTK25 sheet. A Koordinate is on the Karte only when a Blatt covers that point.
+_Avoid_: Map, Sheet
+
+**Kachel**:
+One prepared raster image: a small piece of the Karte at one scale. A Blatt is cut into many Kacheln.
+_Avoid_: Blatt, Tile
+
+**Übersicht**:
+The catalog of every Kachel that exists. It is part of the app and contains no pixels.
+_Avoid_: Vorschau, Minimap
+
+**Cache**:
+The Kacheln stored on the device.
+_Avoid_: Verlauf, Speicher
+
+**Gebiet**:
+A named set of Kacheln. Gebiete may overlap. Hessen is the Gebiet that contains every Kachel currently in the Übersicht.
+_Avoid_: Area, Region, Ausschnitt
+
+**Heruntergeladen**:
+A Gebiet the user has chosen to keep. The mark belongs to the Gebiet, not to a single Kachel.
+_Avoid_: Gecacht, Im Cache
+
+**Ziel**:
+The one position the user names on the Karte.
+_Avoid_: Standort, Wegpunkt
+
+**Koordinate**:
+The MGRS writing of the Ziel: Gitter, Rechtswert, and Hochwert. It is not a bare UTM easting and northing.
+_Avoid_: Standort, UTM-Zahlen, GPS, Punkt
+
+**Gitter**:
+The first part of a Koordinate: UTM zone, latitude band, and 100 km square. Example: 32U MA.
+_Avoid_: Zone, prefix, part 1
+
+**Rechtswert**:
+The second part of a Koordinate: five digits, the easting in metres inside the Gitter. Example: 67030.
+_Avoid_: Easting, X, part 2
+
+**Hochwert**:
+The third part of a Koordinate: five digits, the northing in metres inside the Gitter. Example: 78109.
+_Avoid_: Northing, Y, part 3
+
+**Standort**:
+The user's own position, when the device can provide it.
+_Avoid_: Koordinate, GPS-Punkt, location