重构显示逻辑为 MVP 架构，进行显示模块的解耦

tests/test_p1_menu_layout.c

@@ -0,0 +1,47 @@
+#include "test_common.h"
+
+#include <string.h>
+
+#include "../src/Drv/lcd/lcd.h"
+#include "../src/Drv/menu/app/menu.h"
+#include "../src/Drv/menu/view/menu_layout.h"
+
+int main(void)
+{
+    tagMenuItem root;
+    tagMenuItem child;
+    MenuLayoutConfig config = {
+        LCD_SIZE_X,
+        LCD_SIZE_Y,
+        MENU_YMIN,
+        MENU_YMAX_FROM_LCD(LCD_SIZE_Y),
+        LINE_HEIGHT,
+        MENU_WITDTH,
+        MENU_XADD,
+        MENU_YADD};
+
+    memset(&root, 0, sizeof(root));
+    memset(&child, 0, sizeof(child));
+
+    memcpy(root.byName, "Root", 5);
+    memcpy(child.byName, "Child", 6);
+    root.byClass = 0;
+    child.byClass = 1;
+
+    root.ptLower = &child;
+    root.ptBehind = &root;
+    root.ptBefore = &root;
+    child.ptHigher = &root;
+    child.ptBehind = &child;
+    child.ptBefore = &child;
+
+    ASSERT_EQ_INT(3, MenuLayout_Utf8LenCal((uint8_t *)"ABC"));
+    ASSERT_EQ_INT(2, MenuLayout_Utf8LenCal((uint8_t *)"你"));
+
+    MenuLayout_PositionCal(&root, 1, &config);
+    ASSERT_TRUE(root.wEPosX > root.wSPosX);
+    ASSERT_TRUE(root.wEPosY > root.wSPosY);
+    ASSERT_TRUE(root.wEPosY <= LCD_SIZE_Y);
+
+    return 0;
+}