Merge pull request #821 from fdlamotte/ui_gps_page

ui_task: initial gps page

Author: ripplebiz

examples/companion_radio/ui-new/UITask.cpp

@@ -75,6 +75,9 @@ class HomeScreen : public UIScreen {
     RADIO,
     BLUETOOTH,
     ADVERT,
+#if ENV_INCLUDE_GPS == 1
+    GPS,
+#endif
 #if UI_SENSORS_PAGE == 1
     SENSORS,
 #endif
@@ -170,7 +173,7 @@ class HomeScreen : public UIScreen {
 
     // curr page indicator
     int y = 14;
-    int x = display.width() / 2 - 25;
+    int x = display.width() / 2 - 5 * (HomePage::Count-1);
     for (uint8_t i = 0; i < HomePage::Count; i++, x += 10) {
       if (i == _page) {
         display.fillRect(x-1, y-1, 3, 3);
@@ -250,6 +253,34 @@ class HomeScreen : public UIScreen {
       display.setColor(DisplayDriver::GREEN);
       display.drawXbm((display.width() - 32) / 2, 18, advert_icon, 32, 32);
       display.drawTextCentered(display.width() / 2, 64 - 11, "advert: " PRESS_LABEL);
+#if ENV_INCLUDE_GPS == 1
+    } else if (_page == HomePage::GPS) {
+      LocationProvider* nmea = sensors.getLocationProvider();
+      int y = 18;
+      display.drawTextLeftAlign(0, y, _task->getGPSState() ? "gps on" : "gps off");
+      if (nmea == NULL) {
+        y = y + 12;
+        display.drawTextLeftAlign(0, y, "Can't access GPS");
+      } else {
+        char buf[50];
+        strcpy(buf, nmea->isValid()?"fix":"no fix");
+        display.drawTextRightAlign(display.width()-1, y, buf);
+        y = y + 12;
+        display.drawTextLeftAlign(0, y, "sat");
+        sprintf(buf, "%d", nmea->satellitesCount());
+        display.drawTextRightAlign(display.width()-1, y, buf);
+        y = y + 12;
+        display.drawTextLeftAlign(0, y, "pos");
+        sprintf(buf, "%.4f %.4f", 
+          nmea->getLatitude()/1000000., nmea->getLongitude()/1000000.);
+        display.drawTextRightAlign(display.width()-1, y, buf);
+        y = y + 12;
+        display.drawTextLeftAlign(0, y, "alt");
+        sprintf(buf, "%.2f", nmea->getAltitude()/1000.);
+        display.drawTextRightAlign(display.width()-1, y, buf);
+        y = y + 12;
+      }
+#endif
 #if UI_SENSORS_PAGE == 1
     } else if (_page == HomePage::SENSORS) {
       int y = 18;
@@ -364,6 +395,12 @@ class HomeScreen : public UIScreen {
       }
       return true;
     }
+#if ENV_INCLUDE_GPS == 1
+    if (c == KEY_ENTER && _page == HomePage::GPS) {
+      _task->toggleGPS();
+      return true;
+    }
+#endif
 #if UI_SENSORS_PAGE == 1
     if (c == KEY_ENTER && _page == HomePage::SENSORS) {
       _task->toggleGPS();
@@ -773,6 +810,18 @@ char UITask::handleTripleClick(char c) {
   return c;
 }
 
+bool UITask::getGPSState() {
+  if (_sensors != NULL) {
+    int num = _sensors->getNumSettings();
+    for (int i = 0; i < num; i++) {
+      if (strcmp(_sensors->getSettingName(i), "gps") == 0) {
+        return !strcmp(_sensors->getSettingValue(i), "1");
+      }
+    }
+  } 
+  return false;
+}
+
 void UITask::toggleGPS() {
     if (_sensors != NULL) {
     // toggle GPS on/off

examples/companion_radio/ui-new/UITask.h

@@ -71,6 +71,7 @@ class UITask : public AbstractUITask {
   bool isButtonPressed() const;
 
   void toggleBuzzer();
+  bool getGPSState();
   void toggleGPS();
 
 

src/helpers/SensorManager.h

@@ -1,6 +1,7 @@
 #pragma once
 
 #include <CayenneLPP.h>
+#include "sensors/LocationProvider.h"
 
 #define TELEM_PERM_BASE         0x01   // 'base' permission includes battery
 #define TELEM_PERM_LOCATION     0x02
@@ -21,4 +22,5 @@ class SensorManager {
   virtual const char* getSettingName(int i) const { return NULL; }
   virtual const char* getSettingValue(int i) const { return NULL; }
   virtual bool setSettingValue(const char* name, const char* value) { return false; }
+  virtual LocationProvider* getLocationProvider() { return NULL; }
 };

src/helpers/sensors/EnvironmentSensorManager.h

@@ -39,6 +39,7 @@ class EnvironmentSensorManager : public SensorManager {
 public:
   #if ENV_INCLUDE_GPS
   EnvironmentSensorManager(LocationProvider &location): _location(&location){};
+  LocationProvider* getLocationProvider() { return _location; }
   #else
   EnvironmentSensorManager(){};
   #endif

src/helpers/sensors/LocationProvider.h

@@ -17,8 +17,8 @@ class LocationProvider {
     virtual bool isValid() = 0;
     virtual long getTimestamp() = 0;
     virtual void sendSentence(const char * sentence);
-    virtual void reset();
-    virtual void begin();
-    virtual void stop();
-    virtual void loop();
+    virtual void reset() = 0;
+    virtual void begin() = 0;
+    virtual void stop() = 0;
+    virtual void loop() = 0;
 };

src/helpers/ui/DisplayDriver.h

@@ -32,6 +32,15 @@ class DisplayDriver {
     setCursor(mid_x - w/2, y);
     print(str);
   }
+  virtual void drawTextRightAlign(int x_anch, int y, const char* str) {
+    int w = getTextWidth(str);
+    setCursor(x_anch - w, y);
+    print(str);
+  }
+  virtual void drawTextLeftAlign(int x_anch, int y, const char* str) {
+    setCursor(x_anch, y);
+    print(str);
+  }
 
   // convert UTF-8 characters to displayable block characters for compatibility
   virtual void translateUTF8ToBlocks(char* dest, const char* src, size_t dest_size) {

variants/lilygo_techo/platformio.ini

@@ -29,6 +29,7 @@ build_flags = ${nrf52_base.build_flags}
   -D ENV_INCLUDE_BME280=1
   -D GPS_BAUD_RATE=9600
   -D PIN_GPS_EN=GPS_EN
+  -D PIN_GPS_RESET_ACTIVE=LOW
   -D TELEM_BME280_ADDRESS=0x77
   -D DISPLAY_CLASS=GxEPDDisplay
   -D BACKLIGHT_BTN=PIN_BUTTON2
@@ -92,6 +93,7 @@ build_flags =
   -D OFFLINE_QUEUE_SIZE=256
   -D UI_RECENT_LIST_SIZE=9
   -D UI_SENSORS_PAGE=1
+  -D UI_GPS_PAGE=1
 ;  -D MESH_PACKET_LOGGING=1
 ;  -D MESH_DEBUG=1
   -D AUTO_SHUTDOWN_MILLIVOLTS=3300

variants/t1000-e/target.h

@@ -28,6 +28,7 @@ class T1000SensorManager: public SensorManager {
   const char* getSettingName(int i) const override;
   const char* getSettingValue(int i) const override;
   bool setSettingValue(const char* name, const char* value) override;
+  LocationProvider* getLocationProvider() { return _nmea; }
 };
 
 #ifdef DISPLAY_CLASS