From e97971137226928169f5c98ef6e282b7f331359e Mon Sep 17 00:00:00 2001
From: biver <batata@mail.ru>
Date: Wed, 12 Jan 2022 10:51:28 +0300
Subject: [PATCH] =?UTF-8?q?=D0=94=D0=BE=D0=B1=D0=B0=D0=B2=D0=BB=D1=8F?=
 =?UTF-8?q?=D0=B5=D0=BC=20=D0=BF=D0=BE=D0=B4=D0=B4=D0=B5=D1=80=D0=B6=D0=BA?=
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 =?UTF-8?q?=D1=8F=20lCD2004=20=D0=B8=D0=B7=20=D1=81=D1=86=D0=B5=D0=BD?=
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---
 src/items/vSensorLCD2004.cpp | 35 ++++++++++++++++++++++++++++-------
 1 file changed, 28 insertions(+), 7 deletions(-)

diff --git a/src/items/vSensorLCD2004.cpp b/src/items/vSensorLCD2004.cpp
index dfb66eb6..afdf1f48 100644
--- a/src/items/vSensorLCD2004.cpp
+++ b/src/items/vSensorLCD2004.cpp
@@ -23,10 +23,34 @@ SensorLCD2004::SensorLCD2004(String key, unsigned long interval, unsigned int x,
 
 SensorLCD2004::~SensorLCD2004() {}
 
+//печать пустой строки нужной длинны для затирания предыдущего значения на экране
+void printBlankStr(int x, int y, int strSize){
+    String tmpStr = "";
+    for(int i=0; i<strSize; i++) tmpStr += " ";
+    LCDI2C->setCursor(x, y); 
+    LCDI2C->print(tmpStr);
+}
+
 void SensorLCD2004::execute(String command) {
-    //if (command == "back") 
+    if (command == "noBacklight") LCDI2C->noBacklight();
+    else if (command == "backlight") LCDI2C->backlight();
+    else if (command == "noDisplay") LCDI2C->noDisplay();
+    else if (command == "display") LCDI2C->display();
+    else if (command == "x") {
+        printBlankStr(_x, _y, _prevStrSize);
+        String par = sCmd.next();
+        _x = par.toInt();
+    }
+    else if (command == "y") {
+        String par = sCmd.next();
+        _y = par.toInt();
+    }
+    else {  //не команда, значит данные (параметры - x и y) 
+
+    }
+
+    writeLCD2004();
     
-    String par = sCmd.next();
     //SerialPrint("I", "execute", command + " " + par);
 }
 
@@ -41,12 +65,9 @@ void SensorLCD2004::loop() {
 
 void SensorLCD2004::writeLCD2004() {
     if (LCDI2C != nullptr) {
-        String tmpStr = "";
-        for(int i=0; i<_prevStrSize; i++) tmpStr += " ";
-        LCDI2C->setCursor(_x, _y); 
-        LCDI2C->print(tmpStr); 
+        printBlankStr(_x, _y, _prevStrSize);
 
-        tmpStr = getValue(_val);
+        String tmpStr = getValue(_val);
         if (tmpStr == "no value") tmpStr = _val;
         if (_descr != "none") tmpStr = _descr + " " + tmpStr;    
         LCDI2C->setCursor(_x, _y);