--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Discovery/Src/tMenuCvOptionText.c	Thu Feb 19 13:28:37 2026 +0100
@@ -0,0 +1,231 @@
+///////////////////////////////////////////////////////////////////////////////
+/// -*- coding: UTF-8 -*-
+///
+/// \file   Discovery/Src/tMenuCvOptionText.c
+/// \brief  File providing functions for generation of text lines
+/// \author heinrichs weikamp gmbh
+/// \date   03-Feb-2026
+///
+/// \details
+///
+/// $Id$
+///////////////////////////////////////////////////////////////////////////////
+/// \par Copyright (c) 2014-2025 Heinrichs Weikamp gmbh
+///
+///     This program is free software: you can redistribute it and/or modify
+///     it under the terms of the GNU General Public License as published by
+///     the Free Software Foundation, either version 3 of the License, or
+///     (at your option) any later version.
+///
+///     This program is distributed in the hope that it will be useful,
+///     but WITHOUT ANY WARRANTY; without even the implied warranty of
+///     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+///     GNU General Public License for more details.
+///
+///     You should have received a copy of the GNU General Public License
+///     along with this program.  If not, see <http://www.gnu.org/licenses/>.
+//////////////////////////////////////////////////////////////////////////////
+
+/* Includes ------------------------------------------------------------------*/
+#include "tMenuCvOptionText.h"
+#include "tMenuEditCvOption.h"
+#include "tMenu.h"
+#include "tHome.h"  // for enum CUSTOMVIEWS and init_t7_compass()
+#include "t3.h"
+#include "t7.h"
+
+/* Private function prototypes -----------------------------------------------*/
+
+/* Exported functions --------------------------------------------------------*/
+
+
+static refreshFunc_t refreshFctPointerTable[MAXLINES];		/* function pointer for refresh */
+static uint8_t activeLines = 0;									/* number of active lines */
+
+refreshFunc_t* tMCvOptText_GetTable()
+{
+	return refreshFctPointerTable;
+}
+uint8_t tMCvOptText_GetTableItemCnt()
+{
+	return activeLines;
+}
+
+uint8_t tMCvOptText_refreshCompass(char* pText)
+{
+	uint8_t textPointer = 0;
+    pText[textPointer++] = TXT_2BYTE;
+    pText[textPointer++] = TXT2BYTE_Compass;
+    pText[textPointer++] = '\t';
+
+    if(settingsGetPointer()->compassBearing != 0)
+    {
+        textPointer += snprintf(&pText[textPointer], 20, "(%03u`)", settingsGetPointer()->compassBearing % 360);
+    }
+    pText[textPointer] = 0;
+    return strlen(pText);
+}
+
+uint8_t tMCvOptText_refreshTimer(char* pText)
+{
+	SSettings *settings = settingsGetPointer();
+	snprintf(pText, 21, "%c%c\t%u:%02u \016\016[m:ss]\017", TXT_2BYTE, TXT2BYTE_Timer, settings->timerDurationS / 60, settings->timerDurationS % 60);
+	return strlen(pText);
+}
+
+uint8_t tMCvOptText_refreshO2(char* pText)
+{
+	char sensorStatusColor[3];
+	uint8_t textPointer = 0;
+	SSettings *pSettings = settingsGetPointer();
+
+
+	pText[textPointer++] = TXT_2BYTE;
+	pText[textPointer++] = TXT2BYTE_Sensor;
+
+	textPointer += snprintf(&pText[textPointer],20,"O2 %c%c",TXT_2BYTE,TXT2BYTE_Sensor);
+
+	if((stateUsed->lifeData.ppO2Sensor_bar[0] != 0) || (stateUsed->lifeData.ppO2Sensor_bar[1] != 0) || (stateUsed->lifeData.ppO2Sensor_bar[2] != 0))
+	{
+		pText[textPointer++] = '\t';
+		sensorStatusColor[0] = '\020';
+		sensorStatusColor[1] = '\020';
+		sensorStatusColor[2] = '\020';
+
+		/* Warning */
+		if(stateUsed->warnings.sensorOutOfBounds) sensorStatusColor[0] = '\024';
+		if(stateUsed->warnings.sensorOutOfBounds) sensorStatusColor[1] = '\024';
+		if(stateUsed->warnings.sensorOutOfBounds) sensorStatusColor[2] = '\024';
+		/* Grey out */
+		if(stateUsed->diveSettings.ppo2sensors_deactivated & 1) sensorStatusColor[0] = '\031';
+		if(stateUsed->diveSettings.ppo2sensors_deactivated & 2) sensorStatusColor[1] = '\031';
+		if(stateUsed->diveSettings.ppo2sensors_deactivated & 4) sensorStatusColor[2] = '\031';
+
+		if((pSettings->ext_sensor_map[0] == SENSOR_ANALOG) || (pSettings->ext_sensor_map[0] == SENSOR_DIGO2M) || (pSettings->ext_sensor_map[0] == SENSOR_SENTINELM))
+		{
+			textPointer += snprintf(&pText[textPointer],20,"%c%01.1f \020\007",sensorStatusColor[0], stateUsed->lifeData.ppO2Sensor_bar[0]);
+		}
+		if((pSettings->ext_sensor_map[1] == SENSOR_ANALOG) || (pSettings->ext_sensor_map[1] == SENSOR_DIGO2M) || (pSettings->ext_sensor_map[1] == SENSOR_SENTINELM))
+		{
+			textPointer += snprintf(&pText[textPointer],20,"%c%01.1f \020\007",sensorStatusColor[1], stateUsed->lifeData.ppO2Sensor_bar[1]);
+		}
+		if((pSettings->ext_sensor_map[2] == SENSOR_ANALOG) || (pSettings->ext_sensor_map[2] == SENSOR_DIGO2M) || (pSettings->ext_sensor_map[2] == SENSOR_SENTINELM))
+		{
+			textPointer += snprintf(&pText[textPointer],20,"%c%01.1f",sensorStatusColor[2], stateUsed->lifeData.ppO2Sensor_bar[2]);
+		}
+	}
+	pText[textPointer++] = '\020';
+	pText[textPointer] = 0;
+	return strlen(pText);
+}
+
+uint8_t tMCvOptText_refreshCO2(char* pText)
+{
+	char sensorStatusColor;
+	uint8_t textPointer = 0;
+	SSettings *pSettings = settingsGetPointer();
+
+
+	pText[textPointer++] = TXT_2BYTE;
+	pText[textPointer++] = TXT2BYTE_Sensor;
+
+	textPointer += snprintf(&pText[textPointer],20,"CO2 %c%c",TXT_2BYTE,TXT2BYTE_Sensor);
+
+
+	pText[textPointer++] = '\t';
+	sensorStatusColor = '\020';
+
+	/* Warning */
+	if(stateUsed->warnings.co2High) sensorStatusColor = '\024';
+	/* Grey out */
+	if(pSettings->co2_sensor_active == 0) sensorStatusColor = '\031';
+
+	textPointer += snprintf(&pText[textPointer],20,"%c%ld \020\007",sensorStatusColor, stateUsed->lifeData.CO2_data.CO2_ppm);
+
+	pText[textPointer++] = '\020';
+	pText[textPointer] = 0;
+	return strlen(pText);
+}
+
+
+uint8_t tMCvOptText_BuildDynamicContentList()
+{
+	uint8_t cvOptIndex = 0;
+	uint8_t CvOptAvailable = 0;
+	uint8_t index = 0;
+	uint8_t SensorActive[SENSOR_END];
+	SSettings *settings = settingsGetPointer();
+
+	memset(SensorActive, 0, sizeof(SensorActive));
+
+
+	for (index = 0; index < EXT_INTERFACE_SENSOR_CNT; index++)
+	{
+		switch(settings->ext_sensor_map[index])
+		{
+			case SENSOR_ANALOG:	SensorActive[SENSOR_ANALOG] = 1;
+				break;
+			case SENSOR_SENTINEL:
+			case SENSOR_DIGO2M:	SensorActive[SENSOR_DIGO2] = 1;
+				break;
+			case SENSOR_CO2:	SensorActive[SENSOR_CO2] = 1;
+				break;
+#if defined ENABLE_GNSS_INTERNAL || defined ENABLE_GNSS_EXTERN
+			case SENSOR_GNSS:	SensorActive[SENSOR_GNSS] = 1;
+				break;
+#endif
+			default:
+				break;
+		}
+	}
+
+	do
+	{
+		CvOptAvailable = 0;
+		switch(cvOptIndex)
+		{
+			case CVOPT_Compass:	if((!t3_customview_disabled(CVIEW_T3_Compass)) || (!t3_customview_disabled(CVIEW_T3_Navigation)) || (!t7_customview_disabled(CVIEW_Compass)))
+								{
+									refreshFctPointerTable[activeLines] = tMCvOptText_refreshCompass;
+									CvOptAvailable = 1;
+								}
+				break;
+			case CVOPT_Timer:  if(!t7_customview_disabled(CVIEW_Timer))
+								{
+									refreshFctPointerTable[activeLines] = tMCvOptText_refreshTimer;
+									CvOptAvailable = 1;
+								}
+				break;
+			case CVOPT_O2_Sensor: if((SensorActive[SENSOR_ANALOG]) || (SensorActive[SENSOR_DIGO2]))
+								{
+									refreshFctPointerTable[activeLines] = tMCvOptText_refreshO2;
+									CvOptAvailable = 1;
+								}
+				break;
+			case CVOPT_CO2_Sensor: 	if(SensorActive[SENSOR_CO2])
+									{
+										refreshFctPointerTable[activeLines] = tMCvOptText_refreshCO2;
+										CvOptAvailable = 1;
+									}
+						break;
+			default:
+				break;
+		}
+		if(CvOptAvailable)
+		{
+			tMCvOption_SetOpenFnct(cvOptIndex,activeLines);
+			activeLines++;
+		}
+		cvOptIndex++;
+	} while((activeLines < MAXLINES) && (cvOptIndex != CVOPT_END));
+
+	for(index = activeLines; index < MAXLINES; index++)	/* delete pointers not in use */
+	{
+		tMCvOption_SetOpenFnct(CVOPT_END, index);
+	}
+
+	return activeLines;
+}
+
+
+/* Private functions ---------------------------------------------------------*/