From 016fac249649b475a918eb2c17f9daa0ad399485 Mon Sep 17 00:00:00 2001
From: mikosoft83 <63317931+mikosoft83@users.noreply.github.com>
Date: Wed, 4 Dec 2024 01:18:00 +0100
Subject: [PATCH] Add strftime variant with background color (#7714)

Co-authored-by: Jesse Hills <3060199+jesserockz@users.noreply.github.com>
---
 esphome/components/display/display.cpp | 14 +++++++++-----
 esphome/components/display/display.h   | 14 ++++++++++++++
 2 files changed, 23 insertions(+), 5 deletions(-)

diff --git a/esphome/components/display/display.cpp b/esphome/components/display/display.cpp
index 145a4f5278..1d996bd59b 100644
--- a/esphome/components/display/display.cpp
+++ b/esphome/components/display/display.cpp
@@ -662,20 +662,24 @@ void DisplayOnPageChangeTrigger::process(DisplayPage *from, DisplayPage *to) {
   if ((this->from_ == nullptr || this->from_ == from) && (this->to_ == nullptr || this->to_ == to))
     this->trigger(from, to);
 }
-void Display::strftime(int x, int y, BaseFont *font, Color color, TextAlign align, const char *format, ESPTime time) {
+void Display::strftime(int x, int y, BaseFont *font, Color color, Color background, TextAlign align, const char *format,
+                       ESPTime time) {
   char buffer[64];
   size_t ret = time.strftime(buffer, sizeof(buffer), format);
   if (ret > 0)
-    this->print(x, y, font, color, align, buffer);
+    this->print(x, y, font, color, align, buffer, background);
+}
+void Display::strftime(int x, int y, BaseFont *font, Color color, TextAlign align, const char *format, ESPTime time) {
+  this->strftime(x, y, font, color, COLOR_OFF, TextAlign::TOP_LEFT, format, time);
 }
 void Display::strftime(int x, int y, BaseFont *font, Color color, const char *format, ESPTime time) {
-  this->strftime(x, y, font, color, TextAlign::TOP_LEFT, format, time);
+  this->strftime(x, y, font, color, COLOR_OFF, TextAlign::TOP_LEFT, format, time);
 }
 void Display::strftime(int x, int y, BaseFont *font, TextAlign align, const char *format, ESPTime time) {
-  this->strftime(x, y, font, COLOR_ON, align, format, time);
+  this->strftime(x, y, font, COLOR_ON, COLOR_OFF, align, format, time);
 }
 void Display::strftime(int x, int y, BaseFont *font, const char *format, ESPTime time) {
-  this->strftime(x, y, font, COLOR_ON, TextAlign::TOP_LEFT, format, time);
+  this->strftime(x, y, font, COLOR_ON, COLOR_OFF, TextAlign::TOP_LEFT, format, time);
 }
 
 void Display::start_clipping(Rect rect) {
diff --git a/esphome/components/display/display.h b/esphome/components/display/display.h
index 54e897cdec..43da08f4ac 100644
--- a/esphome/components/display/display.h
+++ b/esphome/components/display/display.h
@@ -437,6 +437,20 @@ class Display : public PollingComponent {
    */
   void printf(int x, int y, BaseFont *font, const char *format, ...) __attribute__((format(printf, 5, 6)));
 
+  /** Evaluate the strftime-format `format` and print the result with the anchor point at [x,y] with `font`.
+   *
+   * @param x The x coordinate of the text alignment anchor point.
+   * @param y The y coordinate of the text alignment anchor point.
+   * @param font The font to draw the text with.
+   * @param color The color to draw the text with.
+   * @param background The background color to draw the text with.
+   * @param align The alignment of the text.
+   * @param format The format to use.
+   * @param ... The arguments to use for the text formatting.
+   */
+  void strftime(int x, int y, BaseFont *font, Color color, Color background, TextAlign align, const char *format,
+                ESPTime time) __attribute__((format(strftime, 8, 0)));
+
   /** Evaluate the strftime-format `format` and print the result with the anchor point at [x,y] with `font`.
    *
    * @param x The x coordinate of the text alignment anchor point.