From 709cc1f78e6be7343f6ed00badb873a9616b66dc Mon Sep 17 00:00:00 2001
From: Sylaina <skie_@web.de>
Date: Sun, 18 Feb 2018 06:59:48 +0100
Subject: [PATCH] Update lcd.c

add draw bitmap
---
 lcd.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/lcd.c b/lcd.c
index ec8f370..57ef68c 100644
--- a/lcd.c
+++ b/lcd.c
@@ -547,6 +547,16 @@ void lcd_fillCircle(uint8_t center_x, uint8_t center_y, uint8_t radius, uint8_t
         lcd_drawCircle(center_x, center_y, i, color);
     }
 }
+void lcd_drawBitmap(uint8_t x, uint8_t y, const uint8_t *picture, uint8_t width, uint8_t height, uint8_t color){
+    uint8_t i,j, byteWidth = (width+7)/8;
+    for (j = 0; j < height; j++) {
+        for(i=0; i < width;i++){
+            if(pgm_read_byte(picture + j * byteWidth + i / 8) & (128 >> (i & 7))){
+                lcd_drawPixel(x+i, y+j, color);
+            }
+        }
+    }
+}
 void lcd_display() {
 #if defined SSD1306
     lcd_gotoxy(0,0);