fix: 装备属性面板避让逻辑 + 多项功能更新

- item_tooltip_view.gd: 新增 avoid_rect 属性，tooltip 与装备窗口重叠时自动推到左侧
- inventory_ui.gd: 悬停装备时传入窗口矩形作为避让区域
- 包含其他累积的功能开发和测试文件

project/player_skill.gd

@@ -35,6 +35,8 @@ const SILENT_CODES := [
 	"", "OK", "PASSIVE", "BAD_SLOT", "NO_SKILL_DATA", "GUILD_ROUTED",
 	"TOGGLE_OFF", "SPECIAL_SKILL", "PRIVATE_SHOP", "RESERVED", "NO_RIDING_SKILL",
 	"CANNOT_ACT", "ALREADY_CASTING",
+	"POLYMORPHED", "WEARING_DRESS", "HOLDING_PICKAXE",
+	"HORSE_CANNOT_USE", "GRAPHIC_CANNOT_USE",
 ]
 
 var client: Object                     # M2Client
@@ -47,6 +49,12 @@ var in_safe := false                   # CInstanceBase::IsInSafe()
 var is_fishing := false                # CInstanceBase::IsFishingMode()
 var is_using_skill := false            # CInstanceBase::IsUsingSkill()
 var can_act := true                    # CanProcessNetworkStatePacket（死亡/晕眩/击退 → false）
+var polymorphed := false               # CInstanceBase::IsPoly()
+var wearing_dress := false             # CInstanceBase::IsWearingDress() shape 201
+var holding_pickaxe := false           # CInstanceBase::IsHoldingPickAxe() weapon 29101..29110
+var horse_can_use := true               # CInstanceBase::SHORSE::CanUseSkill()
+var graphic_can_use := true             # CGraphicThingInstance::CanUseSkill()
+var guild_war_active := false           # CPythonGuild::IsDoingGuildWar()
 var private_shop_open := false         # IsOpenPrivateShop()
 var level_limit := true                # m_sysIsLevelLimit
 var cooltime_check := true             # m_sysIsCoolTime
@@ -254,7 +262,21 @@ func can_use_skill() -> Dictionary:
 			and _skill_level(RIDING_SKILL_INDEX) < RIDING_SKILL_MASTER_LEVEL:
 		return _no("NO_RIDING_SKILL")
 
-	# return pkInstMain->CanUseSkill();   —— 死亡 / 晕眩 / 击退 / 施法中
+	# CInstanceBase::CanUseSkill()：这些是动作/模型层的硬门，发生在
+	# __CheckSkillUsable（安全区、武器、箭矢、HP/SP、冷却）之前。
+	if polymorphed:
+		return _no("POLYMORPHED")
+	if wearing_dress:
+		return _no("WEARING_DRESS")
+	if holding_pickaxe:
+		return _no("HOLDING_PICKAXE")
+	if not horse_can_use:
+		return _no("HORSE_CANNOT_USE")
+	if not graphic_can_use:
+		return _no("GRAPHIC_CANNOT_USE")
+
+	# m_GraphicThingInstance::CanUseSkill() 之外的本地网络状态门——死亡 /
+	# 晕眩 / 击退 / 施法中。
 	if not can_act:
 		return _no("CANNOT_ACT")
 
@@ -386,6 +408,22 @@ func use_skill(skill_id: int, is_active := false) -> Dictionary:
 
 	return _resolve_target(skill_id)
 
+# CPythonPlayer::UseGuildSkill —— 公会技走独立的 CG_GUILD_USE_SKILL 入口，不经过
+# 普通目标解析；但仍受主角动作门、槽位、冷却和 ONLY_FOR_GUILD_WAR 限制。
+func use_guild_skill(skill_id: int) -> Dictionary:
+	var b := can_use_skill()
+	if not b.ok:
+		return b
+	if skill_id < 0 or skill_id >= SKILL_MAX_NUM:
+		return _no("BAD_SLOT")
+	if table == null or not table.has(skill_id):
+		return _no("NO_SKILL_DATA")
+	if _check_rest_skill_cooltime():
+		return _no("WAIT_COOLTIME")
+	if table.is_only_for_guild_war(skill_id) and not guild_war_active:
+		return _no("ONLY_FOR_GUILD_WAR")
+	return {"ok": true, "code": "OK", "target_vid": 0, "guild": true}
+
 # __UseSkill 里的目标分支（PythonPlayerSkill.cpp:520-650）。
 # 判目标「类型」是否合法并回传解析到的 vid；射程外回 RESERVED（带 range_cm / charge），
 # 由调用方 __ReserveUseSkill。扇形·圆形多目标 SendAddFlyTargetingPacket 归 §3.4/§3.9。