From 9eb614c677a4149f5793a7ad1aa045a5642d39dc Mon Sep 17 00:00:00 2001
From: Eltrac <hi@guhub.cn>
Date: Sun, 16 Mar 2025 23:02:05 +0800
Subject: feat(ui): minimap

---
 logic/map.lua       |   1 +
 objects/room.lua    |   1 +
 render/draws/ui.lua | 118 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 120 insertions(+)

diff --git a/logic/map.lua b/logic/map.lua
index 01091eb..fc2772e 100644
--- a/logic/map.lua
+++ b/logic/map.lua
@@ -16,6 +16,7 @@ function map.switchRoom(destination)
     -- load new room
     destination:init()
     G.currentRoom = destination
+    G.currentRoom.isExplored = true
 
     if speaker.clearOnSwitchingRoom then
         speaker.clear()
diff --git a/objects/room.lua b/objects/room.lua
index 6a84404..b41a0da 100644
--- a/objects/room.lua
+++ b/objects/room.lua
@@ -28,6 +28,7 @@ function Room:new(name)
 
         doors = {},
         isCleared = false,
+        isExplored = false,
 
         music = data.music or nil,
     }
diff --git a/render/draws/ui.lua b/render/draws/ui.lua
index c7f1b31..03237b1 100644
--- a/render/draws/ui.lua
+++ b/render/draws/ui.lua
@@ -1,5 +1,6 @@
 local ui = {}
 local translator = require "i18n.translator"
+local roomType = require "data.roomType"
 
 function ui.ammoBar()
     local height = 30
@@ -51,4 +52,121 @@ function ui.speakerText()
     speaker.print()
 end
 
+function ui.minimap()
+    local mapSize = 100  -- 缩小小地图的大小
+    local roomSize = 25  -- 每个房间的大小
+    local padding = 10   -- 边距
+    local lineWidth = 2  -- 连接线宽度
+    
+    -- 计算小地图位置（右上角）
+    local mapX = love.graphics.getWidth() - mapSize - padding
+    local mapY = padding
+    
+    -- 绘制半透明背景
+    love.graphics.setColor(0, 0, 0, 0.5)
+    love.graphics.rectangle("fill", mapX, mapY, mapSize, mapSize)
+    
+    -- 获取当前房间位置作为中心点
+    local centerX = mapX + mapSize/2
+    local centerY = mapY + mapSize/2
+    
+    -- 用于存储要绘制的房间及其位置
+    local roomsToDraw = {}
+    
+    -- 递归函数：收集已探索的房间及其直接连接的房间
+    local function collectRooms(room, x, y, visited)
+        if visited[room] then return end
+        visited[room] = true
+        
+        -- 添加当前房间到绘制列表
+        table.insert(roomsToDraw, {
+            room = room,
+            x = x,
+            y = y
+        })
+        
+        -- 遍历所有门，收集相连的房间
+        for _, door in pairs(room.doors) do
+            local nextX, nextY = x, y
+            if door.location == Direction.LEFT then
+                nextX = x - roomSize
+            elseif door.location == Direction.RIGHT then
+                nextX = x + roomSize
+            elseif door.location == Direction.TOP then
+                nextY = y - roomSize
+            elseif door.location == Direction.BOTTOM then
+                nextY = y + roomSize
+            end
+            
+            -- 如果房间已探索或是直接连接的房间，继续收集
+            if door.to and (door.to.isExplored or room.isExplored) then
+                collectRooms(door.to, nextX, nextY, visited)
+            end
+        end
+    end
+    
+    -- 从当前房间开始，收集所有已探索的房间及其直接连接的房间
+    collectRooms(G.currentRoom, centerX, centerY, {})
+    
+    -- 先绘制连接线
+    love.graphics.setColor(0.5, 0.5, 0.5, 0.7)
+    love.graphics.setLineWidth(lineWidth)
+    for _, roomData in ipairs(roomsToDraw) do
+        local room = roomData.room
+        for _, door in pairs(room.doors) do
+            if door.to and (door.to.isExplored or room.isExplored) then
+                -- 查找目标房间的位置
+                for _, targetRoomData in ipairs(roomsToDraw) do
+                    if targetRoomData.room == door.to then
+                        love.graphics.line(roomData.x, roomData.y, targetRoomData.x, targetRoomData.y)
+                        break
+                    end
+                end
+            end
+        end
+    end
+    
+    -- 然后绘制房间
+    for _, roomData in ipairs(roomsToDraw) do
+        local room = roomData.room
+        local x = roomData.x
+        local y = roomData.y
+        
+        -- 根据状态设置颜色
+        if room == G.currentRoom then
+            if room.isCleared then
+                love.graphics.setColor(0, 1, 0, 1)  -- 当前已清理房间：绿色
+            else
+                love.graphics.setColor(1, 0, 0, 1)  -- 当前未清理房间：红色
+            end
+        else
+            if room.isCleared then
+                love.graphics.setColor(0, 0.7, 0, 0.7)  -- 已清理房间：暗绿色
+            else
+                love.graphics.setColor(0.7, 0, 0, 0.7)  -- 未清理房间：暗红色
+            end
+        end
+        
+        -- 绘制房间
+        love.graphics.rectangle("fill", x - roomSize/4, y - roomSize/4, roomSize/2, roomSize/2)
+        
+        -- 如果是初始房间，添加特殊标记
+        if room.type == roomType.INITIAL then
+            love.graphics.setColor(1, 1, 1, 0.8)
+            love.graphics.rectangle("line", x - roomSize/4, y - roomSize/4, roomSize/2, roomSize/2)
+        end
+    end
+    
+    -- 重置颜色
+    utils.resetGraphics()
+end
+
+function ui.draw()
+    ui.ammoBar()
+    ui.roomClearedCounter()
+    ui.roomName()
+    ui.speakerText()
+    ui.minimap()  -- 添加小地图绘制
+end
+
 return ui
-- 
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