- added tabs

- added plot tab

plot_tab.py

@@ -0,0 +1,298 @@
+import pyqtgraph as pg
+from pyqtgraph import PlotWidget
+from datetime import datetime
+from PyQt5.QtWidgets import QWidget, QHBoxLayout, QVBoxLayout, QComboBox, QLabel
+from PyQt5.QtCore import Qt, QSettings, pyqtSignal
+
+from defines import GNSS_NAMES
+
+pg.setConfigOption("background", "#0d1b2a")
+pg.setConfigOption("foreground", "#cccccc")
+
+PLOT_Y_FIELDS_TOP = ["pdop", "cno", "azim", "elev"]
+PLOT_Y_LABELS_TOP = {
+    "pdop": "PDOP",
+    "cno":  "C/N₀ (dB)",
+    "azim": "Azimuth (°)",
+    "elev": "Elevation (°)",
+}
+
+MAX_HISTORY = 300
+
+CURVE_PALETTE = [
+    "#1E90FF", "#00C853", "#E53935", "#FFA500",
+    "#9C27B0", "#00BCD4", "#FF4081", "#FFD600",
+]
+
+
+# ---------------------------------------------------------------------------
+# Persistenz-Hilfsklasse für Plot-Einstellungen
+# ---------------------------------------------------------------------------
+class PlotSettingsStore:
+    """
+    Speichert/lädt die Einstellungen aller SinglePlotPanels via QSettings.
+    Format pro Panel:
+        plot_settings/panel_<n>/field  →  str  (z.B. "cno")
+        plot_settings/panel_<n>/sv     →  str  (z.B. "GPS-12" oder "Alle")
+    """
+
+    _KEY = "plot_settings"
+
+    def __init__(self):
+        self._cfg = QSettings("gnss_skyplot", "connections")
+
+    def save(self, panels: list) -> None:
+        self._cfg.beginGroup(self._KEY)
+        self._cfg.remove("")          # Gruppe leeren
+        for idx, panel in enumerate(panels):
+            self._cfg.setValue(f"panel_{idx}/field", panel.current_field())
+            self._cfg.setValue(f"panel_{idx}/sv",    panel.current_sv())
+        self._cfg.endGroup()
+        self._cfg.sync()
+
+    def load(self, panels: list) -> None:
+        self._cfg.beginGroup(self._KEY)
+        for idx, panel in enumerate(panels):
+            field = self._cfg.value(f"panel_{idx}/field", "cno")
+            sv    = self._cfg.value(f"panel_{idx}/sv",    "Alle")
+            panel.restore(field, sv)
+        self._cfg.endGroup()
+
+
+# ---------------------------------------------------------------------------
+# Einzelner Plot-Panel
+# ---------------------------------------------------------------------------
+class SinglePlotPanel(QWidget):
+    """Ein einzelner 2D-Plot mit Y-Auswahl (Feld + SVid)."""
+
+    # Signal: Einstellung wurde geändert → PlotTab speichert
+    settings_changed = pyqtSignal()
+
+    def __init__(self, parent=None):
+        super().__init__(parent)
+        self._history: dict[str, dict] = {}        # key → {x:[], y:[], active: bool}
+        self._curves:  dict[str, pg.PlotDataItem] = {}
+        self._field        = "cno"
+        self._svid_filter  = "Alle"
+        self._build_ui()
+
+    # ── UI ────────────────────────────────────────────────────────────────
+
+    def _build_ui(self):
+        layout = QVBoxLayout(self)
+        layout.setContentsMargins(4, 4, 4, 4)
+        layout.setSpacing(4)
+
+        # Steuerleiste
+        ctrl = QHBoxLayout()
+        ctrl.addWidget(QLabel("Y:"))
+
+        self._y_combo = QComboBox()
+        self._y_combo.setFixedWidth(120)
+        for key in PLOT_Y_FIELDS_TOP:
+            self._y_combo.addItem(PLOT_Y_LABELS_TOP[key], key)
+        self._y_combo.currentIndexChanged.connect(self._on_field_changed)
+        ctrl.addWidget(self._y_combo)
+
+        ctrl.addWidget(QLabel("SV:"))
+        self._sv_combo = QComboBox()
+        self._sv_combo.setFixedWidth(110)
+        self._sv_combo.addItem("Alle", "Alle")
+        self._sv_combo.currentIndexChanged.connect(self._on_sv_changed)
+        ctrl.addWidget(self._sv_combo)
+
+        ctrl.addStretch()
+        layout.addLayout(ctrl)
+
+        # Plot-Widget
+        self._plot = PlotWidget()
+        self._plot.showGrid(x=True, y=True, alpha=0.3)
+        self._plot.setLabel("left",   PLOT_Y_LABELS_TOP[self._field])
+        self._plot.setLabel("bottom", "Zeit")
+        self._plot.addLegend(offset=(5, 5))
+        self._plot.setAxisItems({"bottom": pg.DateAxisItem(orientation="bottom")})
+        layout.addWidget(self._plot)
+
+    # ── Öffentliche Getter für Persistenz ─────────────────────────────────
+
+    def current_field(self) -> str:
+        return self._field
+
+    def current_sv(self) -> str:
+        return self._svid_filter
+
+    # ── Einstellungen wiederherstellen ────────────────────────────────────
+
+    def restore(self, field: str, sv: str) -> None:
+        # Y-Combo
+        idx = self._y_combo.findData(field)
+        if idx >= 0:
+            self._y_combo.blockSignals(True)
+            self._y_combo.setCurrentIndex(idx)
+            self._y_combo.blockSignals(False)
+            self._field = field
+            self._plot.setLabel("left", PLOT_Y_LABELS_TOP.get(field, field))
+
+        # SV-Combo: Der SV-Wert wird gesetzt, sobald die Combo befüllt ist.
+        # Wir merken ihn vor, _update_sv_combo() wendet ihn an.
+        self._svid_filter = sv
+
+    # ── Slots ─────────────────────────────────────────────────────────────
+
+    def _on_field_changed(self, _idx: int):
+        self._field = self._y_combo.currentData()
+        self._plot.setLabel("left", PLOT_Y_LABELS_TOP[self._field])
+        self._history.clear()
+        self._curves.clear()
+        self._plot.clear()
+        self._plot.addLegend(offset=(5, 5))
+        # SV-Combo zurücksetzen
+        self._sv_combo.blockSignals(True)
+        self._sv_combo.clear()
+        self._sv_combo.addItem("Alle", "Alle")
+        self._sv_combo.blockSignals(False)
+        self._svid_filter = "Alle"
+        self.settings_changed.emit()
+
+    def _on_sv_changed(self, _idx: int):
+        self._svid_filter = self._sv_combo.currentData() or "Alle"
+        self._redraw()
+        self.settings_changed.emit()
+
+    # ── Daten-Update ──────────────────────────────────────────────────────
+
+    def update_data(self, sats: list[dict], pdop: float | None, ts: float):
+        active_keys: set[str] = set()
+
+        if self._field == "pdop":
+            active_keys.add("PDOP")
+            self._push("PDOP", ts, pdop if pdop is not None else float("nan"))
+        else:
+            for sat in sats:
+                key = f"{GNSS_NAMES.get(sat['gnssId'], '?')}-{sat['svId']}"
+                active_keys.add(key)
+                self._push(key, ts, float(sat.get(self._field, 0)))
+
+        # Markiere inaktive SVs
+        for key, h in self._history.items():
+            h["active"] = key in active_keys
+
+        self._update_sv_combo()
+        self._redraw()
+
+    def _push(self, key: str, ts: float, val: float):
+        if key not in self._history:
+            self._history[key] = {"x": [], "y": [], "active": True}
+        h = self._history[key]
+        h["x"].append(ts)
+        h["y"].append(val)
+        h["active"] = True
+        if len(h["x"]) > MAX_HISTORY:
+            h["x"] = h["x"][-MAX_HISTORY:]
+            h["y"] = h["y"][-MAX_HISTORY:]
+
+    def _update_sv_combo(self):
+        known = {self._sv_combo.itemData(i)
+                 for i in range(self._sv_combo.count())}
+        self._sv_combo.blockSignals(True)
+        for key in self._history:
+            if key not in known:
+                self._sv_combo.addItem(key, key)
+        # Gespeicherten Filter anwenden, falls SV jetzt bekannt ist
+        if self._svid_filter != "Alle":
+            idx = self._sv_combo.findData(self._svid_filter)
+            if idx >= 0 and self._sv_combo.currentIndex() != idx:
+                self._sv_combo.setCurrentIndex(idx)
+        self._sv_combo.blockSignals(False)
+
+    # ── Zeichnen ──────────────────────────────────────────────────────────
+
+    def _redraw(self):
+        show_keys = (
+            list(self._history.keys())
+            if self._svid_filter == "Alle"
+            else ([self._svid_filter] if self._svid_filter in self._history else [])
+        )
+
+        # Kurven entfernen, die nicht mehr im Filter sind
+        for key in list(self._curves.keys()):
+            if key not in show_keys:
+                self._plot.removeItem(self._curves.pop(key))
+
+        for idx, key in enumerate(show_keys):
+            if key not in self._history:
+                continue
+            h      = self._history[key]
+            color  = CURVE_PALETTE[idx % len(CURVE_PALETTE)]
+            active = h.get("active", True)
+
+            if active:
+                pen = pg.mkPen(color=color, width=1, style=Qt.SolidLine)
+            else:
+                # Inaktiver SV: gestrichelte Linie bei y=0
+                pen = pg.mkPen(color=color, width=1, style=Qt.DashLine)
+                x_data = h["x"] if h["x"] else [datetime.now().timestamp()]
+                y_data = [0.0] * len(x_data)
+                if key in self._curves:
+                    self._curves[key].setData(x_data, y_data)
+                    self._curves[key].setPen(pen)
+                else:
+                    self._curves[key] = self._plot.plot(
+                        x_data, y_data, pen=pen, name=f"{key} (weg)"
+                    )
+                continue
+
+            if key not in self._curves:
+                self._curves[key] = self._plot.plot(
+                    h["x"], h["y"], pen=pen, name=key
+                )
+            else:
+                self._curves[key].setData(h["x"], h["y"])
+                self._curves[key].setPen(pen)
+
+
+# ---------------------------------------------------------------------------
+# Plot-Tab  (2 × 4 Grid, scrollbar)
+# ---------------------------------------------------------------------------
+class PlotTab(QWidget):
+    NUM_PLOTS = 8
+
+    def __init__(self, parent=None):
+        super().__init__(parent)
+        self._panels: list[SinglePlotPanel] = []
+        self._store  = PlotSettingsStore()
+        self._build_ui()
+        self._store.load(self._panels)       # Einstellungen wiederherstellen
+
+    def _build_ui(self):
+        from PyQt5.QtWidgets import QScrollArea, QGridLayout
+
+        scroll = QScrollArea()
+        scroll.setWidgetResizable(True)
+        scroll.setStyleSheet("QScrollArea { border: none; }")
+
+        grid_widget = QWidget()
+        grid = QGridLayout(grid_widget)
+        grid.setSpacing(6)
+        grid.setContentsMargins(6, 6, 6, 6)
+
+        for i in range(self.NUM_PLOTS):
+            panel = SinglePlotPanel()
+            panel.settings_changed.connect(self._save_settings)
+            self._panels.append(panel)
+            row, col = divmod(i, 2)
+            grid.addWidget(panel, row, col)
+
+        scroll.setWidget(grid_widget)
+
+        root = QVBoxLayout(self)
+        root.setContentsMargins(0, 0, 0, 0)
+        root.addWidget(scroll)
+
+    def _save_settings(self):
+        self._store.save(self._panels)
+
+    def update_data(self, sats: list[dict], pdop: float | None = None):
+        ts = datetime.now().timestamp()
+        for panel in self._panels:
+            panel.update_data(sats, pdop, ts)