From 015417dc3ddd6c858fdd5d3787d57b562588a4e3 Mon Sep 17 00:00:00 2001
From: yuquanjun <yuquanjun@keens312.com>
Date: Wed, 9 Sep 2026 11:01:40 +0800
Subject: [PATCH] Enlarge bottom nav touch zones to full-width 60x55 cells
 under the section buttons.

Co-authored-by: Cursor <cursoragent@cursor.com>
---
 Global/Global.c   | 10 +++++-----
 UI/UI_SystemSet.c | 10 +++++-----
 UI/UI_global.h    |  6 ++++++
 3 files changed, 16 insertions(+), 10 deletions(-)

diff --git a/Global/Global.c b/Global/Global.c
index a48c4ab..b94513e 100644
--- a/Global/Global.c
+++ b/Global/Global.c
@@ -89,11 +89,11 @@ const Touch_AreaTypeDef Touch_Areas[] =
     { 126,  172,  UI0902_SECTION_Y, UI0902_SECTION_Y + UI0902_SECTION_BTN_H - 1,   0, 2, GUI_PLAY_SECTION,  NULL },
     { 183,  229,  UI0902_SECTION_Y, UI0902_SECTION_Y + UI0902_SECTION_BTN_H - 1,   0, 3, GUI_PLAY_SECTION,  NULL },
 
-    /* 底栏四键：万能 | 普通 | 专业 | 设置（触区中线对齐 cx 40/100/160/210） */
-    {   0,   69,  280,  319,   0, UI0902_NAV_UNIVERSAL, GUI_NAV_BAR, NULL },
-    {  70,  129,  280,  319,   0, UI0902_NAV_NORMAL,    GUI_NAV_BAR, NULL },
-    { 130,  184,  280,  319,   0, UI0902_NAV_EXPERT,    GUI_NAV_BAR, NULL },
-    { 185,  239,  280,  319,   0, UI0902_NAV_SETTING,   GUI_NAV_BAR, NULL },
+    /* 底栏四键：万能 | 普通 | 专业 | 设置（60×55，y265–319） */
+    { UI0902_NAV_X0(0), UI0902_NAV_X1(0), UI0902_NAV_Y0, UI0902_NAV_Y1, 0, UI0902_NAV_UNIVERSAL, GUI_NAV_BAR, NULL },
+    { UI0902_NAV_X0(1), UI0902_NAV_X1(1), UI0902_NAV_Y0, UI0902_NAV_Y1, 0, UI0902_NAV_NORMAL,    GUI_NAV_BAR, NULL },
+    { UI0902_NAV_X0(2), UI0902_NAV_X1(2), UI0902_NAV_Y0, UI0902_NAV_Y1, 0, UI0902_NAV_EXPERT,    GUI_NAV_BAR, NULL },
+    { UI0902_NAV_X0(3), UI0902_NAV_X1(3), UI0902_NAV_Y0, UI0902_NAV_Y1, 0, UI0902_NAV_SETTING,   GUI_NAV_BAR, NULL },
 };
 
 /* 推子 0~10 共 11 档；档10 取 AW816 上限附近 */
diff --git a/UI/UI_SystemSet.c b/UI/UI_SystemSet.c
index 2c7f01e..dd06276 100644
--- a/UI/UI_SystemSet.c
+++ b/UI/UI_SystemSet.c
@@ -11,11 +11,11 @@ const Touch_AreaTypeDef Touch_SetingSelect_Areas[] = {
 	{ UI0902_HUB_CARD_X, (uint16_t)(UI0902_HUB_CARD_X + UI0902_HUB_CARD_W - 1),
 	  UI0902_HUB_CARD_Y1, (uint16_t)(UI0902_HUB_CARD_Y1 + UI0902_HUB_CARD_H - 1),
 	  0, 0, GUI_SETING_SELECT3, NULL },
-	/* 底栏四键 */
-	{   0,   69,  280,  319,   0, UI0902_NAV_UNIVERSAL, GUI_NAV_BAR, NULL },
-	{  70,  129,  280,  319,   0, UI0902_NAV_NORMAL,    GUI_NAV_BAR, NULL },
-	{ 130,  184,  280,  319,   0, UI0902_NAV_EXPERT,    GUI_NAV_BAR, NULL },
-	{ 185,  239,  280,  319,   0, UI0902_NAV_SETTING,   GUI_NAV_BAR, NULL },
+	/* 底栏四键：与 Touch_Areas 共用 UI0902_NAV_* 几何 */
+	{ UI0902_NAV_X0(0), UI0902_NAV_X1(0), UI0902_NAV_Y0, UI0902_NAV_Y1, 0, UI0902_NAV_UNIVERSAL, GUI_NAV_BAR, NULL },
+	{ UI0902_NAV_X0(1), UI0902_NAV_X1(1), UI0902_NAV_Y0, UI0902_NAV_Y1, 0, UI0902_NAV_NORMAL,    GUI_NAV_BAR, NULL },
+	{ UI0902_NAV_X0(2), UI0902_NAV_X1(2), UI0902_NAV_Y0, UI0902_NAV_Y1, 0, UI0902_NAV_EXPERT,    GUI_NAV_BAR, NULL },
+	{ UI0902_NAV_X0(3), UI0902_NAV_X1(3), UI0902_NAV_Y0, UI0902_NAV_Y1, 0, UI0902_NAV_SETTING,   GUI_NAV_BAR, NULL },
 };
 
 #define TOUCH_AREA_SETING_SELECT_NUM  (sizeof(Touch_SetingSelect_Areas)/sizeof(Touch_AreaTypeDef))
diff --git a/UI/UI_global.h b/UI/UI_global.h
index b59289f..6a6f82f 100644
--- a/UI/UI_global.h
+++ b/UI/UI_global.h
@@ -173,6 +173,12 @@ void CallUI_RestoreSelect(void);
 #define UI0902_NAV_EXPERT       2        /* 底栏：专业模式 */
 #define UI0902_NAV_SETTING      3        /* 底栏：设置 */
 #define UI0902_NAV_NONE         0xFF
+/* 底栏触区：段落钮底(y264)之下四等分全宽，各 60×55 */
+#define UI0902_NAV_Y0           265
+#define UI0902_NAV_Y1           319
+#define UI0902_NAV_W            60
+#define UI0902_NAV_X0(i)        ((uint16_t)((i) * UI0902_NAV_W))
+#define UI0902_NAV_X1(i)        ((uint16_t)((i) * UI0902_NAV_W + UI0902_NAV_W - 1))
 /* 兼容旧名（已废弃三键：设置|调音台|模式） */
 #define UI0902_NAV_MIXER        UI0902_NAV_NORMAL
 #define UI0902_NAV_MODE         UI0902_NAV_EXPERT