🎨 Consolidate Ender-3 V2 DWIN common code (#22778)

Marlin/src/lcd/e3v2/common/dwin_font.h

@@ -0,0 +1,38 @@
+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (c) 2021 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ *
+ * Based on Sprinter and grbl.
+ * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
+ *
+ * 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 <https://www.gnu.org/licenses/>.
+ *
+ */
+#pragma once
+
+/**
+ * 3-.0：The font size, 0x00-0x09, corresponds to the font size below:
+ * 0x00=6*12   0x01=8*16   0x02=10*20  0x03=12*24  0x04=14*28
+ * 0x05=16*32  0x06=20*40  0x07=24*48  0x08=28*56  0x09=32*64
+ */
+#define font6x12  0x00
+#define font8x16  0x01
+#define font10x20 0x02
+#define font12x24 0x03
+#define font14x28 0x04
+#define font16x32 0x05
+#define font20x40 0x06
+#define font24x48 0x07
+#define font28x56 0x08
+#define font32x64 0x09