esp32-nmea2000-obp60/lib/obp60task/PageClockDigital.new

#if defined BOARD_OBP60S3 || defined BOARD_OBP40S3

#include "Pagedata.h"
#include "OBP60Extensions.h"

/**
 * Simple digital clock page.
 *
 * - Shows system time as large digital value in the center
 * - Uses same data sources and configuration as PageClock (GPS / RTC, time zone)
 * - Keys:
 *   K1: toggle time source (GPS / RTC)
 *   K5: toggle time zone (Local / UTC)
 *   K11: keylock
 */
class PageClockDigital : public Page
{
    bool simulation = false;
    int simtime = 0;
    char source;      // time source (R)TC | (G)PS
    char tz = 'L';    // time zone (L)ocal | (U)TC
    double timezone = 0.0;

public:
    PageClockDigital(CommonData& common)
    {
        commonData = &common;
        common.logger->logDebug(GwLog::LOG, "Instantiate PageClockDigital");

        simulation = common.config->getBool(common.config->useSimuData);
        timezone = common.config->getString(common.config->timeZone).toDouble();

#ifdef BOARD_OBP60S3
        source = 'G'; // default to GPS time on OBP60
#endif
#ifdef BOARD_OBP40S3
        source = 'R'; // default to RTC time on OBP40
#endif
        simtime = 38160; // time value 11:36 for simulation (seconds)
    }

    virtual void setupKeys()
    {
        Page::setupKeys();
        commonData->keydata[0].label = "SRC";
        commonData->keydata[4].label = "TZ";
    }

    // Key functions
    virtual int handleKey(int key)
    {
        // Time source
        if (key == 1) {
            switch (source) {
            case 'G':
                source = 'R';
                break;
            case 'R':
                source = 'G';
                break;
            default:
                source = 'G';
                break;
            }
            return 0;
        }

        // Time zone: Local / UTC
        if (key == 5) {
            switch (tz) {
            case 'L':
                tz = 'U';
                break;
            case 'U':
                tz = 'L';
                break;
            default:
                tz = 'L';
                break;
            }
            return 0;
        }

        // Keylock function
        if (key == 11) { // Code for keylock
            commonData->keylock = !commonData->keylock;
            return 0; // Commit the key
        }
        return key;
    }

    int displayPage(PageData& pageData)
    {
        GwConfigHandler* config = commonData->config;

        static String svalueTimeOld = "";
        static String svalueDateOld = "";

        // Get config data
        bool holdvalues = config->getBool(config->holdvalues);
        String flashLED = config->getString(config->flashLED);

        // Get boat values for GPS time and date (same as PageClock)
        if (pageData.values.size() < 2) {
            return PAGE_OK;
        }

        GwApi::BoatValue* bvalueTime = pageData.values[0];
        GwApi::BoatValue* bvalueDate = pageData.values[1];

        if (bvalueTime == nullptr || bvalueDate == nullptr) {
            return PAGE_OK;
        }

        double valueTime = 0;
        if (!simulation) {
            valueTime = bvalueTime->value; // Value as double in SI unit (seconds)
        } else {
            valueTime = simtime++; // Simulation data
        }
        bool validTime = bvalueTime->valid;
        String svalueTime = formatValue(bvalueTime, *commonData).svalue; // formatted time string
        if (validTime) {
            svalueTimeOld = svalueTime; // Save old value
        }

        bool validDate = bvalueDate->valid;
        String svalueDate = formatValue(bvalueDate, *commonData).svalue; // formatted date string
        if (validDate) {
            svalueDateOld = svalueDate; // Save old value
        }

        // Optical warning by limit violation (unused)
        if (flashLED == "Limit Violation") {
            setBlinkingLED(false);
            setFlashLED(false);
        }

        // Draw page
        //***********************************************************

        // Set display in partial refresh mode
        getdisplay().setPartialWindow(0, 0, getdisplay().width(), getdisplay().height()); // Set partial update
        getdisplay().setTextColor(commonData->fgcolor);

        // Build time string depending on source and configuration
        String timeStr = "---";

        if (!holdvalues) {
            if (source == 'G') {
                // GPS value as formatted by formatter
                timeStr = svalueTime;
            } else if (commonData->data.rtcValid) {
                // RTC value
                time_t tv = mktime(&commonData->data.rtcTime);
                if (tz == 'L') {
                    tv += static_cast<time_t>(timezone * 3600);
                }
                struct tm* local_tm = localtime(&tv);
                timeStr = formatTime('s', local_tm->tm_hour, local_tm->tm_min, local_tm->tm_sec);
            }
        } else {
            timeStr = svalueTimeOld;
        }

        // Clear central area and draw large digital time
        getdisplay().fillRect(0, 80, getdisplay().width(), 140, commonData->bgcolor);

        getdisplay().setFont(&DSEG7Classic_BoldItalic60pt7b);

        int16_t x1, y1;
        uint16_t w, h;
        getdisplay().getTextBounds(timeStr, 0, 0, &x1, &y1, &w, &h);

        int16_t x = (static_cast<int16_t>(getdisplay().width()) - static_cast<int16_t>(w)) / 2;
        int16_t y = (static_cast<int16_t>(getdisplay().height()) + static_cast<int16_t>(h)) / 2;

        getdisplay().setCursor(x, y);
        getdisplay().print(timeStr);

        // Show date in the upper left corner
        getdisplay().setFont(&Ubuntu_Bold12pt8b);
        getdisplay().setCursor(10, 40);
        getdisplay().print("Date");

        getdisplay().setFont(&Ubuntu_Bold8pt8b);
        getdisplay().setCursor(10, 60);
        if (!holdvalues) {
            getdisplay().print(svalueDate);
        } else {
            getdisplay().print(svalueDateOld);
        }

        // Show small labels for source and timezone in the lower right corner
        getdisplay().setFont(&Ubuntu_Bold8pt8b);
        getdisplay().setCursor(getdisplay().width() - 80, getdisplay().height() - 40);
        getdisplay().print(source == 'G' ? "GPS" : "RTC");

        getdisplay().setCursor(getdisplay().width() - 80, getdisplay().height() - 20);
        getdisplay().print(tz == 'L' ? "LOC" : "UTC");

        return PAGE_UPDATE;
    };
};

static Page* createPage(CommonData& common)
{
    return new PageClockDigital(common);
}

/**
 * Register page so it can be selected in the configuration.
 * Uses the same fixed values as PageClock.
 */
PageDescription registerPageClockDigital(
    "ClockDigital",                 // Page name
    createPage,                     // Action
    0,                              // Number of user parameters
    {"GPST", "GPSD", "HDOP"},       // Bus values we need in the page
    true                            // Show display header on/off
);

#endif