testversion with rainbow

components/ehmtx/EHMTX.cpp

@@ -9,6 +9,7 @@ namespace esphome
     this->display_indicator = false;
     this->display_alarm = false;
     this->icon_count = 0;
+    this->hue_ = 0;
     this->text_color = Color(C_RED, C_GREEN, C_BLUE);
     this->today_color = Color(C_RED, C_GREEN, C_BLUE);
     this->weekday_color = Color(CD_RED, CD_GREEN, CD_BLUE);
@@ -315,6 +316,7 @@ namespace esphome
     }
     void EHMTX::tick()
     {
+      
       if (this->is_running)
       {
         time_t ts = this->clock->now().timestamp;

components/ehmtx/EHMTX.h

@@ -52,7 +52,8 @@ namespace esphome
     void setup() override;
     EHMTX();
     Color text_color, alarm_color, gauge_color,indicator_color,clock_color;
-    Color today_color,weekday_color;
+    Color today_color,weekday_color,rainbow_color;
+    int hue_;
     void dump_config();
     std::string time_fmt;
     std::string date_fmt;

components/ehmtx/EHMTX_queue.cpp

@@ -69,6 +69,18 @@ namespace esphome
 
   void EHMTX_queue::update_screen()
   {
+     if (millis() - this->config_->last_scroll_time >= this->config_->scroll_interval )
+     {
+      this->config_->hue_++;
+      if (this->config_->hue_ == 360) 
+      {
+          this->config_->hue_ = 0;
+      }
+      float red,	green,blue ;
+      esphome::hsv_to_rgb	(	this->config_->hue_,0.8,0.8,red,green,	blue );
+      this->config_->rainbow_color = Color(uint8_t (255 * red),uint8_t (255 * green),uint8_t (255 * blue));
+     }
+
     if (this->mode == MODE_ICONSCREEN)
     {
       if (millis() - this->config_->last_scroll_time >= this->config_->scroll_interval && this->pixels_ > TEXTSTARTOFFSET)
@@ -206,7 +218,7 @@ namespace esphome
       break;
     case MODE_TIMER:
       this->config_->display->image(0, 0, this->config_->icons[this->icon]);
-      this->config_->display->print(9+xoffset, yoffset, font, this->text_color, esphome::display::TextAlign::BASELINE_LEFT,
+      this->config_->display->print(9+xoffset, yoffset, font, this->config_->rainbow_color, esphome::display::TextAlign::BASELINE_LEFT,
                                     this->text.c_str());
       break;
     default: