"use strict";

function maps() {
    this._init();
    this.DEFAULT_WIDTH = 13;
    this.DEFAULT_HEIGHT = 13;
    this.DEFAULT_PIXEL_WIDTH = this.DEFAULT_WIDTH * 32;
    this.DEFAULT_PIXEL_HEIGHT = this.DEFAULT_HEIGHT * 32;
}

maps.prototype._init = function() {
    this.blocksInfo = maps_90f36752_8815_4be8_b32b_d7fad1d0542e;
    //delete(maps_90f36752_8815_4be8_b32b_d7fad1d0542e);
}

maps.prototype._setFloorSize = function (floorId) {
    if (!core.isset(floorId)) {
        core.floorIds.forEach(function (floorId) {
            core.maps._setFloorSize(floorId);
        });
        return;
    }
    core.floors[floorId].width = core.floors[floorId].width || this.DEFAULT_WIDTH;
    core.floors[floorId].height = core.floors[floorId].height || this.DEFAULT_HEIGHT;
}

// ------ 加载地图与地图的存档读档（压缩与解压缩） ------ //

////// 加载某个楼层（从剧本或存档中） //////
maps.prototype.loadFloor = function (floorId, map) {
    var floor = core.floors[floorId];
    if (!core.isset(map)) map = floor.map;
    if (map instanceof Array) {
        map = {"map": map};
    }
    var content = {};
    ["floorId", "title", "name", "canFlyTo", "canUseQuickShop", "cannotViewMap", "cannotMoveDirectly", "color", "weather",
        "defaultGround", "images", "item_ratio", "upFloor", "bgm", "downFloor", "underGround"].forEach(function (e) {
        if (core.isset(map[e])) content[e] = core.clone(map[e]);
        else content[e] = core.clone(floor[e]);
    });
    map=this.decompressMap(map.map, floorId);
    // 事件处理
    content['blocks'] = this._mapIntoBlocks(map,floor,floorId);
    return content;
}

maps.prototype._mapIntoBlocks = function (map,floor,floorId){
    var blocks = [];
    var mw = core.floors[floorId].width;
    var mh = core.floors[floorId].height;
    for (var i = 0; i < mh; i++) {
        for (var j = 0; j < mw; j++) {
            var block = this.initBlock(j, i, (map[i]||[])[j], true, floor);
            if (core.isset(block.event)) blocks.push(block);
        }
    }
    return blocks;
}

////// 从ID获得数字 //////
maps.prototype.getNumberById = function (id) {
    for (var number in this.blocksInfo) {
        if ((this.blocksInfo[number]||{}).id == id)
            return parseInt(number)||0;
    }
    // tilesets
    if (/^X\d+$/.test(id)) {
        if (core.icons.getTilesetOffset(id)) return parseInt(id.substring(1));
    }
    // 特殊ID
    if (id == 'none') return 0;
    if (id == 'airwall') return 17;
    return 0;
}

////// 数字和ID的对应关系 //////
maps.prototype.initBlock = function (x, y, id, addInfo, eventFloor) {
    var disable=null;
    id = ""+(id||0);
    if (id.endsWith(":f")) disable = true;
    if (id.endsWith(":t")) disable = false;
    id=parseInt(id);
    var block = {'x': x, 'y': y, 'id': id};
    if (disable!=null) block.disable = disable;

    if (id==17) block.event = {"cls": "terrains", "id": "airwall", "noPass": true};
    else if (id in this.blocksInfo) block.event = JSON.parse(JSON.stringify(this.blocksInfo[id]));
    else if (core.icons.getTilesetOffset(id)) block.event = {"cls": "tileset", "id": "X"+id, "noPass": true};

    if (addInfo) this._addInfo(block);
    if (eventFloor) {
        this._addEvent(block, x, y, (eventFloor.events||{})[x+","+y]);
        var changeFloor = (eventFloor.changeFloor||{})[x+","+y];
        if (changeFloor) this._addEvent(block, x, y, {"trigger": "changeFloor", "data": changeFloor});
    }
    if (main.mode == 'editor') delete block.disable;
    return block;
}

////// 添加一些信息到block上 //////
maps.prototype._addInfo = function (block) {
    if (core.isset(block.event)) {
        if (block.event.cls.indexOf("enemy")==0 && !core.isset(block.event.trigger)) {
            block.event.trigger = 'battle';
        }
        if (block.event.cls == 'items' && !core.isset(block.event.trigger)) {
            block.event.trigger = 'getItem';
        }
        if (!core.isset(block.event.noPass)) {
            if (block.event.cls != 'items') {
                block.event.noPass = true;
            }
        }
        if (!core.isset(block.event.animate)) {
            block.event.animate = core.icons._getAnimateFrames(block.event.cls, false);
        }
        block.event.height = 32;
        if (block.event.cls == 'enemy48' || block.event.cls == 'npc48')
            block.event.height = 48;
    }
}

////// 向该楼层添加剧本的自定义事件 //////
maps.prototype._addEvent = function (block, x, y, event) {
    if (!core.isset(event)) return;
    if (!core.isset(block.event)) { // 本身是空地？
        block.event = {'cls': 'terrains', 'id': 'none', 'noPass': false};
    }
    // event是字符串或数组？
    if (typeof event == "string") {
        event = {"data": [event]};
    }
    else if (event instanceof Array) {
        event = {"data": event};
    }
    if (!core.isset(event.data))
        event.data = [];

    // 覆盖enable
    if (!core.isset(block.disable) && core.isset(event.enable)) {
        block.disable=!event.enable;
    }
    // 覆盖animate
    if (event.animate === false) {
        block.event.animate = 1;
    }
    // 覆盖所有属性
    for (var key in event) {
        if (key!="enable" && key!="animate" && core.isset(event[key])) {
            block.event[key]=core.clone(event[key]);
        }
    }
    // 给无trigger的增加trigger:action
    if (!core.isset(block.event.trigger)) {
        block.event.trigger = 'action';
    }
}

////// 初始化所有地图 //////
maps.prototype.initMaps = function (floorIds) {
    var maps = {};
    for (var i=0;i<floorIds.length;i++) {
        var floorId = floorIds[i];
        maps[floorId] = this.loadFloor(floorId);
    }
    return maps;
}

maps.prototype._initFloorMap = function (floorId) {
    var map = core.clone(core.floors[floorId].map);

    var mw = core.floors[floorId].width;
    var mh = core.floors[floorId].height;

    for (var x=0;x<mh;x++) {
        if (!core.isset(map[x])) map[x] = [];
        for (var y=0;y<mw;y++) {
            if (!core.isset(map[x][y])) map[x][y]=0;
            // check "disable"
            var event = core.floors[floorId].events[y+","+x];
            if (core.isset(event) && event.enable === false && main.mode == 'play') {
                map[x][y] += ":f";
            }
        }
    }

    return map;
}

////// 压缩地图
maps.prototype.compressMap = function (mapArr, floorId) {
    var floorMap = this._initFloorMap(floorId);
    if (core.utils.same(mapArr, floorMap)) return null;

    var mw = core.floors[floorId].width;
    var mh = core.floors[floorId].height;
    for (var x=0;x<mh;x++) {
        if (core.utils.same(mapArr[x], floorMap[x])) {
            // 没有改变的行直接删掉记成0
            mapArr[x] = 0;
        }
        else {
            for (var y=0;y<mw;y++) {
                if (mapArr[x][y] === floorMap[x][y]) {
                    // 没有改变的数据记成-1
                    mapArr[x][y] = -1;
                }
            }
        }
    }
    return mapArr;
}

////// 解压缩地图
maps.prototype.decompressMap = function (mapArr, floorId) {
    var floorMap = this._initFloorMap(floorId);
    if (!core.isset(mapArr)) return floorMap;

    var mw = core.floors[floorId].width;
    var mh = core.floors[floorId].height;
    for (var x=0;x<mh;x++) {
        if (mapArr[x] === 0) {
            mapArr[x] = floorMap[x];
        }
        else {
            for (var y=0;y<mw;y++) {
                if (mapArr[x][y] === -1) {
                    mapArr[x][y] = floorMap[x][y];
                }
            }
        }
    }
    return mapArr;
}

////// 将当前地图重新变成数字，以便于存档 //////
maps.prototype.saveMap = function(floorId) {
    var maps = core.status.maps;
    if (!core.isset(floorId)) {
        var map = {};
        for (var id in maps) {
            map[id] = this.saveMap(id);
        }
        return map;
    }
    var map = maps[floorId], floor = core.floors[floorId];
    var blocks = this.getMapArray(map.blocks, floor.width, floor.height, true);
    if (main.mode == 'editor') return blocks;

    var thisFloor = this._compressFloorData(map, floor);
    var mapArr = this.compressMap(blocks, floorId);
    if (mapArr != null) thisFloor.map = mapArr;
    return thisFloor;
}

maps.prototype._compressFloorData = function (map, floor) {
    var thisFloor = {};
    for (var name in map) {
        if (name != 'blocks') {
            var floorData = floor[name];
            if (!core.utils.same(map[name], floorData)) {
                thisFloor[name] = core.clone(map[name]);
            }
        }
    }
    return thisFloor;
}

////// 将存档中的地图信息重新读取出来 //////
maps.prototype.loadMap = function (data, floorId) {
    if (!core.isset(floorId)) {
        var map = {};
        core.floorIds.forEach(function (id) {
            map[id] = core.maps.loadFloor(id, data[id]);
        })
        return map;
    }
    return this.loadFloor(floorId, data[floorId]);
}

////// 更改地图画布的尺寸
maps.prototype.resizeMap = function(floorId) {
    floorId = floorId || core.status.floorId;
    if (!core.isset(floorId)) return;
    core.bigmap.width = core.floors[floorId].width;
    core.bigmap.height = core.floors[floorId].height;
    var cwidth = core.bigmap.width * 32;
    var cheight = core.bigmap.height * 32;
    core.bigmap.canvas.forEach(function(cn){
        core.canvas[cn].canvas.setAttribute("width",cwidth);
        core.canvas[cn].canvas.setAttribute("height",cheight);
        core.canvas[cn].canvas.style.width = cwidth*core.domStyle.scale + "px";
        core.canvas[cn].canvas.style.height = cheight*core.domStyle.scale + "px";
        if(main.mode==='editor' && editor.isMobile){
            core.canvas[cn].canvas.style.width = core.bigmap.width*32/core.maps.DEFAULT_PIXEL_WIDTH*96 + "vw";
            core.canvas[cn].canvas.style.height = core.bigmap.height*32/core.maps.DEFAULT_PIXEL_HEIGHT*96 + "vw";
        }
    });
}

////// 将当前地图重新变成二维数组形式 //////
maps.prototype.getMapArray = function (blockArray, width, height, checkDisable) {
    if (typeof blockArray == 'string') {
        var floorId = blockArray;
        blockArray = core.status.maps[floorId].blocks;
        width = core.floors[floorId].width;
        height = core.floors[floorId].height;
    }

    var blocks = [];
    var allzero = [];
    for (var y = 0; y < width; y++) allzero.push(0);
    for (var x = 0; x < height; x++) blocks.push(core.clone(allzero));

    blockArray.forEach(function (block) {
        var x = block.x, y = block.y;
        if (block.disable) {
            if (checkDisable) blocks[y][x] = block.id+":f";
        }
        else {
            blocks[y][x] = block.id;
            if (checkDisable && block.disable === false)
                blocks[y][x] = block.id+":t";
        }
    });
    return blocks;
}

////// 以x,y的形式返回每个点的事件 //////
maps.prototype.getMapBlocksObj = function (floorId, showDisable) {
    floorId = floorId || core.status.floorId;
    var obj = {};
    core.status.maps[floorId].blocks.forEach(function (block) {
        if (!block.disable || showDisable)
            obj[block.x+","+block.y] = block;
    });
    return obj;
}

////// 将背景前景层变成二维数组的形式 //////
maps.prototype.getBgFgMapArray = function (name, floorId, useCache) {
    floorId = floorId||core.status.floorId;
    if (!core.isset(floorId)) return [];
    var width = core.floors[floorId].width;
    var height = core.floors[floorId].height;

    if (useCache && core.isset(core.status[name+"maps"][floorId]))
        return core.status[name+"maps"][floorId];

    var arr = core.clone(core.floors[floorId][name+"map"] || []);
    if(main.mode=='editor')arr = core.clone(editor[name+"map"])||arr;
    for (var x = 0; x < width; x++) {
        for (var y = 0; y < height; y++) {
            arr[y] = arr[y] || [];
            var flag = "__"+name+"Map__"+floorId+"_"+x+"_"+y;
            var vFlag = "__"+name+"Value__"+floorId+"_"+x+"_"+y;
            if (core.hasFlag(flag)) arr[y][x] = 0;
            else arr[y][x] = core.getFlag(vFlag, arr[y][x] || 0);
            if(main.mode=='editor')arr[y][x]= arr[y][x].idnum || arr[y][x] || 0;
        }
    }
    if (useCache)
        core.status[name+"maps"][floorId] = core.clone(arr);
    return arr;
}

// ------ 当前能否朝某方向移动，能否瞬间移动 ------ //

////// 生成全图的当前可移动信息 //////
maps.prototype.generateMovableArray = function (floorId, x, y) {
    floorId = floorId || core.status.floorId;
    if (!core.isset(floorId)) return null;
    var width = core.floors[floorId].width, height = core.floors[floorId].height;
    var bgArray = this.getBgFgMapArray('bg', floorId, true),
        fgArray = this.getBgFgMapArray('fg', floorId, true),
        eventArray = this.getMapArray(floorId);

    var generate = function (x, y) {
        return ["left", "down", "up", "right"].filter(function (direction) {
            return core.maps._canMoveHero_checkPoint(x, y, direction, floorId, {
                bgArray: bgArray, fgArray: fgArray, eventArray: eventArray
            });
        });
    }

    if (core.isset(x) && core.isset(y)) return generate(x, y);
    var array = [];
    for (var x = 0; x < width; x++) {
        array[x] = [];
        for (var y = 0; y < height; y++) {
            array[x][y] = generate(x, y);
        }
    }
    return array;
}

////// 勇士能否前往某方向 //////
maps.prototype.canMoveHero = function(x,y,direction,floorId) {
    if (!core.isset(x)) x = core.getHeroLoc('x');
    if (!core.isset(y)) y = core.getHeroLoc('y');
    if (!core.isset(direction)) direction = core.getHeroLoc('direction');
    return core.inArray(this.generateMovableArray(floorId, x, y), direction);
}

maps.prototype._canMoveHero_checkPoint = function (x, y, direction, floorId, extraData) {
    // 1. 检查该点 cannotMove
    if (core.inArray((core.floors[floorId].cannotMove || {})[x + "," + y], direction))
        return false;

    var nx = x + core.utils.scan[direction].x, ny = y + core.utils.scan[direction].y;
    if (nx < 0 || ny < 0 || nx >= core.floors[floorId].width || ny >= core.floors[floorId].width)
        return false;

    // 2. 检查该点素材的 cannotOut 和下一个点的 cannotIn
    if (this._canMoveHero_checkCannotInOut([
            extraData.bgArray[y][x], extraData.fgArray[y][x], extraData.eventArray[y][x]
        ], "cannotOut", direction))
        return false;
    if (this._canMoveHero_checkCannotInOut([
            extraData.bgArray[ny][nx], extraData.fgArray[ny][nx], extraData.eventArray[ny][nx]
        ], "cannotIn", direction))
        return false;

    // 3. 检查是否能进将死的领域
    if (floorId == core.status.floorId
        && core.status.hero.hp <= core.status.checkBlock.damage[nx + core.bigmap.width * ny]
        && !core.flags.canGoDeadZone && extraData.eventArray[ny][nx] == 0)
        return false;

    return true;
}

maps.prototype._canMoveHero_checkCannotInOut = function (number, name, direction) {
    if (number instanceof Array) {
        for (var x in number) {
            if (this._canMoveHero_checkCannotInOut(number[x], name, direction))
                return true;
        }
        return false;
    }
    return core.inArray((this.initBlock(0, 0, number).event||{})[name], direction);
}

////// 能否瞬间移动 //////
maps.prototype.canMoveDirectly = function (destX,destY) {
    if (!this._canMoveDirectly_checkGlobal()) return -1;

    var fromX = core.getHeroLoc('x'), fromY = core.getHeroLoc('y');
    if (fromX==destX&&fromY==destY) return 0;
    // 检查起点事件
    if (!this._canMoveDirectly_checkStartPoint(fromX, fromY)) return -1;

    return this._canMoveDirectly_bfs(fromX, fromY, destX, destY);
}

maps.prototype._canMoveDirectly_checkGlobal = function () {
    // 检查全塔是否禁止瞬间移动
    if (!core.flags.enableMoveDirectly) return false;
    // 检查该楼层是否不可瞬间移动
    if (core.status.thisMap.cannotMoveDirectly) return false;
    // flag:cannotMoveDirectly为true：不能
    if (core.hasFlag('cannotMoveDirectly')) return false;
    // 中毒状态：不能
    if (core.hasFlag('poison')) return false;

    return true;
}

maps.prototype._canMoveDirectly_checkStartPoint = function (sx, sy) {
    if (core.status.checkBlock.damage[sx+core.bigmap.width*sy]>0) return false;
    var id = core.getBlockId(sx, sy);
    if (id != null) {
        // 楼梯或者传送点才能无视
        if (["upFloor","downFloor","portal","upPortal","downPortal","leftPortal","rightPortal"].indexOf(id)>=0)
            return true;
        return false;
    }
    return true;
}

maps.prototype._canMoveDirectly_bfs = function (sx, sy, ex, ey) {
    var canMoveArray = this.generateMovableArray();
    var blocksObj = this.getMapBlocksObj(core.status.floorId);

    var visited=[], queue=[];
    visited[sx+","+sy]=0;
    queue.push(sx+","+sy);

    while (queue.length>0) {
        var now=queue.shift().split(","), x=parseInt(now[0]), y=parseInt(now[1]);
        for (var direction in core.utils.scan) {
            if (!core.inArray(canMoveArray[x][y], direction)) continue;
            var nx=x+core.utils.scan[direction].x, ny=y+core.utils.scan[direction].y, nindex = nx+","+ny;
            if (visited[nindex]) continue;
            if (!this._canMoveDirectly_checkNextPoint(blocksObj, nx, ny)) continue;
            visited[nindex] = visited[now]+1;
            if (nx == ex && ny == ey) return visited[nindex];
            queue.push(nindex);
        }
    }

    return -1;
}

maps.prototype._canMoveDirectly_checkNextPoint = function (blocksObj, x, y) {
    var index = x + "," + y;
    // 该点是否有事件
    if (blocksObj[index]) return false;
    // 是否存在阻激夹域伤害
    if (core.status.checkBlock.damage[x+core.bigmap.width*y]>0) return false;
    // 是否存在捕捉
    if (core.status.checkBlock.ambush[x+core.bigmap.width*y]) return false;

    return true;
}

// -------- 绘制地图，各层图块，楼层贴图，Autotile -------- //

////// 绘制一个图块 //////
maps.prototype.drawBlock = function (block, animate, dx, dy) {
    if (block.event.id == 'none') return;
    animate = animate || 0;
    dx = dx || 0;
    dy = dy || 0;
    var x = block.x, y = block.y;
    // --- 在界面外的动画不绘制
    if (animate > 1 && block.event.animate > 1 &&
        (32*x + dx < core.bigmap.offsetX - 64 || 32*x + dx > core.bigmap.offsetX + this.DEFAULT_PIXEL_WIDTH + 32
            || 32*y + dy < core.bigmap.offsetY - 64 || 32*y + dy > core.bigmap.offsetY + this.DEFAULT_PIXEL_HEIGHT + 32 + 16)) {
        return;
    }

    var blockInfo = this.getBlockInfo(block);
    if (blockInfo == null) return;
    if (blockInfo.cls != 'tileset') blockInfo.posX = animate % block.event.animate;
    if (!core.isset(block.name))
        this._drawBlockInfo(blockInfo, block.x, block.y, dx, dy);
    else
        this._drawBlockInfo_bgfg(blockInfo, block.name, block.x, block.y);
}

maps.prototype._drawBlockInfo = function (blockInfo, x, y, dx, dy) {
    var image = blockInfo.image, posX = blockInfo.posX, posY = blockInfo.posY, height = blockInfo.height;

    core.clearMap('event', x * 32 + dx, y * 32 + dy, 32, 32);
    core.drawImage('event', image, posX * 32, posY * height + height - 32, 32, 32, x * 32 + dx, y * 32 + dy, 32, 32);
    if (height>32) {
        core.clearMap('event2', x * 32 + dx, y * 32 + 32 - height + dy, 32, height - 32)
        core.drawImage('event2', image, posX * 32, posY * height, 32, height - 32, x * 32 + dx, y * 32 + 32 - height + dy, 32, height-32);
    }
}

maps.prototype._drawBlockInfo_bgfg = function (blockInfo, name, x, y) {
    var image = blockInfo.image, posX = blockInfo.posX, posY = blockInfo.posY, height = blockInfo.height;

    core.clearMap(name, x * 32, y * 32 + 32 - height, 32, height);
    if (name == 'bg') {
        if (height>32) {
            core.clearMap('bg', x * 32, y * 32 - 32, 32, 32);
            core.drawImage('bg', core.material.groundCanvas.canvas, x * 32, y * 32 - 32);
        }
        core.drawImage('bg', core.material.groundCanvas.canvas, x * 32, y * 32);
    }
    core.drawImage(name, image, posX * 32, posY * height, 32, height, x * 32, y * 32 + 32 - height, 32, height);
}

////// 生成groundPattern //////
maps.prototype.generateGroundPattern = function (floorId) {
    // 生成floorId层的groundPattern（盒子内的怪物动画）
    var groundId = ((core.status.maps||core.floors)[floorId||core.status.floorId]||{}).defaultGround || "ground";
    core.material.groundCanvas.clearRect(0, 0, 32, 32);
    core.material.groundCanvas.drawImage(core.material.images.terrains, 0, 32*core.material.icons.terrains[groundId], 32, 32, 0, 0, 32, 32);
    core.material.groundPattern = core.material.groundCanvas.createPattern(core.material.groundCanvas.canvas, 'repeat');
    // 如果需要用纯色可以直接将下面代码改成改成
    // core.material.groundPattern = '#000000';
}

////// 绘制某张地图 //////
maps.prototype.drawMap = function (floorId, callback) {
    floorId = floorId || core.status.floorId;
    if (!core.isset(floorId)) {
        if (core.isset(callback)) callback();
        return;
    }
    core.clearMap('all');
    this.generateGroundPattern(floorId);
    core.status.floorId = floorId;
    core.status.thisMap = core.status.maps[floorId];

    this._drawMap_drawAll();
    if (core.isset(core.status.curtainColor)) {
        core.fillRect('curtain', 0, 0, this.DEFAULT_PIXEL_WIDTH, this.DEFAULT_PIXEL_HEIGHT,
            core.arrayToRGBA(core.status.curtainColor));
    }
    core.drawHero();
    core.updateStatusBar();
    if (core.isset(callback))
        callback();
}

maps.prototype._drawMap_drawAll = function (floorId) {
    floorId = floorId || core.status.floorId;
    this.drawBg(floorId);
    this.drawEvents(floorId);
    this.drawFg(floorId);
}

maps.prototype._drawMap_drawBlockInfo = function (ctx, block, blockInfo, arr, onMap) {
    if (blockInfo == null) return;
    if (blockInfo.cls == 'autotile') { // Autotile单独处理
        this.drawAutotile(ctx, arr, block, 32, 0, 0);
        if (onMap) this.addGlobalAnimate(block);
        return;
    }
    if (!onMap) {
        var height = blockInfo.height;
        core.drawImage(ctx, blockInfo.image, 32 * blockInfo.posX, height * blockInfo.posY, 32, height, 32 * block.x, 32 * block.y, 32, height);
        return;
    }
    this.drawBlock(block);
    this.addGlobalAnimate(block);
}

////// 绘制背景层 //////
maps.prototype.drawBg = function (floorId, ctx) {
    var onMap = !core.isset(ctx);
    if (onMap) {
        ctx = core.canvas.bg;
        core.clearMap(ctx);
    }
    this._drawBg_drawBackground(floorId, ctx);
    // ------ 调整这两行的顺序来控制是先绘制贴图还是先绘制背景图块；后绘制的覆盖先绘制的。
    this._drawFloorImages(floorId, ctx, 'bg');
    this._drawBgFgMap(floorId, ctx, 'bg', onMap);
}

maps.prototype._drawBg_drawBackground = function (floorId, ctx) {
    var width = core.floors[floorId].width, height = core.floors[floorId].height;
    var groundId = (core.status.maps||core.floors)[floorId].defaultGround || "ground";
    var yOffset = core.material.icons.terrains[groundId];
    if (core.isset(yOffset)) {
        for (var i = 0; i < width; i++) {
            for (var j = 0; j < height; j++) {
                ctx.drawImage(core.material.images.terrains, 0, yOffset * 32, 32, 32, i * 32, j * 32, 32, 32);
            }
        }
    }
}

////// 绘制事件层 //////
maps.prototype.drawEvents = function (floorId, blocks, ctx) {
    floorId = floorId ||core.status.floorId;
    if (!core.isset(blocks)) blocks = core.status.maps[floorId].blocks;
    var arr = this.getMapArray(blocks, core.floors[floorId].width, core.floors[floorId].height);
    var onMap = !core.isset(ctx);
    if (onMap) ctx = core.canvas.event;
    blocks.filter(function (block) { return block.event && !block.disable; })
        .forEach(function (block) {
            core.maps._drawMap_drawBlockInfo(ctx, block, core.maps.getBlockInfo(block), arr, onMap);
        });
    if (onMap) core.status.autotileAnimateObjs.map = core.clone(arr);
}

////// 绘制前景层 //////
maps.prototype.drawFg = function (floorId, ctx) {
    var onMap = !core.isset(ctx);
    if (onMap) ctx = core.canvas.fg;
    // ------ 调整这两行的顺序来控制是先绘制贴图还是先绘制背景图块；后绘制的覆盖先绘制的。
    this._drawFloorImages(floorId, ctx, 'fg');
    this._drawBgFgMap(floorId, ctx, 'fg', onMap);
}

////// 实际的背景/前景图块的绘制 //////
maps.prototype._drawBgFgMap = function (floorId, ctx, name, onMap) {
    floorId = floorId || core.status.floorId;
    if (!core.isset(floorId)) return;
    var width = core.floors[floorId].width;
    var height = core.floors[floorId].height;

    if (!core.isset(core.status[name+"maps"]))
        core.status[name+"maps"] = {};

    var arr = this.getBgFgMapArray(name, floorId);
    for (var x = 0; x < width; x++) {
        for (var y = 0; y < height; y++) {
            var block = this.initBlock(x, y, arr[y][x], true);
            if (!core.isset(block.event)) continue;
            block.name = name;
            var blockInfo = this.getBlockInfo(block);
            if (!core.isset(blockInfo)) continue;
            this._drawMap_drawBlockInfo(ctx, block, blockInfo, arr, onMap);
        }
    }
    if (onMap)
        core.status.autotileAnimateObjs[name+"map"] = core.clone(arr);
}

////// 绘制楼层贴图 //////
maps.prototype._drawFloorImages = function (floorId, ctx, name, images, currStatus) {
    floorId = floorId || core.status.floorId;
    if (!core.isset(images)) images = this._getFloorImages(floorId);
    var redraw = core.isset(currStatus);
    if (!redraw) core.status.floorAnimateObjs = core.clone(images);
    images.forEach(function (t) {
        if (typeof t == 'string') t = [0,0,t];
        var dx=parseInt(t[0]), dy=parseInt(t[1]), imageName=t[2], frame = core.clamp(parseInt(t[4]), 1, 8);
        var image = core.material.images.images[imageName];
        if (redraw && frame == 1) return; // 不重绘

        if (core.isset(dx) && core.isset(dy) && core.isset(image) &&
            !core.hasFlag("__floorImg__"+floorId+"_"+dx+"_"+dy)) {
            var width = parseInt(image.width / frame), offsetX = (currStatus||0)%frame*width;
            if (/.*\.gif/i.test(imageName) && main.mode=='play') {
                if (redraw) return; // 忽略gif
                this._drawFloorImages_gif(image, dx, dy);
                return;
            }
            core.maps._drawFloorImage(ctx, name, t[3], image, offsetX, width, dx, dy, redraw);
        }
    });
}

maps.prototype._getFloorImages = function (floorId) {
    floorId = floorId || core.status.floorId;
    var images = [];
    if (core.isset((core.status.maps||core.floors)[floorId].images)) {
        images = (core.status.maps||core.floors)[floorId].images;
        if (typeof images == 'string') {
            images = [[0, 0, images]];
        }
    }
    return images;
}

maps.prototype._drawFloorImages_gif = function (image, dx, dy) {
    core.dom.gif.innerHTML = "";
    var gif = new Image();
    gif.src = image.src;
    gif.style.position = 'absolute';
    gif.style.left = (dx*core.domStyle.scale)+"px";
    gif.style.top = (dy*core.domStyle.scale)+"px";
    gif.style.width = image.width*core.domStyle.scale+"px";
    gif.style.height = image.height*core.domStyle.scale+"px";
    core.dom.gif.appendChild(gif);
    return;
}

maps.prototype._drawFloorImage = function (ctx, name, type, image, offsetX, width, dx, dy, redraw) {
    var height = image.height;
    var _draw = function () {
        if (redraw) core.clearMap(ctx, dx, dy, width, height);
        core.drawImage(ctx, image, offsetX, 0, width, height, dx, dy, width, height);
    }
    if (!type) {
        if (name != 'bg') return;
        return _draw();
    }
    if (type==1) {
        if (name != 'fg') return;
        return _draw();
    }
    if (type==2) {
        if (name == 'bg') {
            if (redraw) core.clearMap(ctx, dx, dy + height - 32, width, 32);
            core.drawImage('bg', image, offsetX, height-32, width, 32, dx, dy + height - 32, width, 32);
        }
        else if (name == 'fg') {
            if (redraw) core.clearMap(ctx, dx, dy, width, height-32);
            core.drawImage('fg', image, offsetX, 0, width, height-32, dx, dy, width, height-32);
        }
        return;
    }
}

////// 绘制Autotile //////
maps.prototype.drawAutotile = function(ctx, mapArr, block, size, left, top, status){
    var indexArrs = [ //16种组合的图块索引数组; // 将autotile分割成48块16*16的小块; 数组索引即对应各个小块
        //                                     +----+----+----+----+----+----+
        [10,  9,  4, 3 ],  //0   bin:0000      | 1  | 2  | 3  | 4  | 5  | 6  |
        [10,  9,  4, 13],  //1   bin:0001      +----+----+----+----+----+----+
        [10,  9, 18, 3 ],  //2   bin:0010      | 7  | 8  | 9  | 10 | 11 | 12 |
        [10,  9, 16, 15],  //3   bin:0011      +----+----+----+----+----+----+
        [10, 43,  4, 3 ],  //4   bin:0100      | 13 | 14 | 15 | 16 | 17 | 18 |
        [10, 31,  4, 25],  //5   bin:0101      +----+----+----+----+----+----+
        [10,  7,  2, 3 ],  //6   bin:0110      | 19 | 20 | 21 | 22 | 23 | 24 |
        [10, 31, 16, 5 ],  //7   bin:0111      +----+----+----+----+----+----+
        [48,  9,  4, 3 ],  //8   bin:1000      | 25 | 26 | 27 | 28 | 29 | 30 |
        [ 8,  9,  4, 1 ],  //9   bin:1001      +----+----+----+----+----+----+
        [36,  9, 30, 3 ],  //10  bin:1010      | 31 | 32 | 33 | 34 | 35 | 36 |
        [36,  9,  6, 15],  //11  bin:1011      +----+----+----+----+----+----+
        [46, 45,  4, 3 ],  //12  bin:1100      | 37 | 38 | 39 | 40 | 41 | 42 |
        [46, 11,  4, 25],  //13  bin:1101      +----+----+----+----+----+----+
        [12, 45, 30, 3 ],  //14  bin:1110      | 43 | 44 | 45 | 46 | 47 | 48 |
        [34, 33, 28, 27]   //15  bin:1111      +----+----+----+----+----+----+
    ];

    // 开始绘制autotile
    var x = block.x, y = block.y;
    var pieceIndexs = this._drawAutotile_getAutotileIndexs(x, y, mapArr, indexArrs);

    //修正四个边角的固定搭配
    if(pieceIndexs[0] == 13){
        if(pieceIndexs[1] == 16) pieceIndexs[1] = 14;
        if(pieceIndexs[2] == 31) pieceIndexs[2] = 19;
    }
    if(pieceIndexs[1] == 18){
        if(pieceIndexs[0] == 15) pieceIndexs[0] = 17;
        if(pieceIndexs[3] == 36) pieceIndexs[3] = 24;
    }
    if(pieceIndexs[2] == 43){
        if(pieceIndexs[0] == 25) pieceIndexs[0] = 37;
        if(pieceIndexs[3] == 46) pieceIndexs[3] = 44;
    }
    if(pieceIndexs[3] == 48){
        if(pieceIndexs[1] == 30) pieceIndexs[1] = 42;
        if(pieceIndexs[2] == 45) pieceIndexs[2] = 47;
    }
    for(var i=0; i<4; i++){
        var index = pieceIndexs[i];
        var dx = x*size + size/2*(i%2), dy = y*size + size/2*(~~(i/2));
        this._drawAutotile_drawBlockByIndex(ctx, dx+left, dy+top, core.material.images['autotile'][block.event.id], index, size, status);
    }
}

maps.prototype._drawAutotile_drawBlockByIndex = function(ctx, dx, dy, autotileImg, index, size, status) {
    //index为autotile的图块索引1-48
    var sx = 16*((index-1)%6), sy = 16*(~~((index-1)/6));
    status = status || 0;
    status %= parseInt(autotileImg.width/96);
    ctx.drawImage(autotileImg, sx + 96*status, sy, 16, 16, dx, dy, size/2, size/2);
}

maps.prototype._drawAutotile_getAutotileAroundId = function(currId, x, y, mapArr) {
    if(x<0 || y<0 || x>=mapArr[0].length || y>=mapArr.length) return 1;
    else return core.material.autotileEdges[currId].indexOf(mapArr[y][x])>=0;
}

maps.prototype._drawAutotile_checkAround = function(x, y, mapArr){
    // 得到周围四个32*32块（周围每块都包含当前块的1/4，不清楚的话画下图你就明白）的数组索引
    var currId = mapArr[y][x];
    var pointBlock = [];
    for(var i=0; i<4; i++){
        var bsum = 0;
        var offsetx = i%2, offsety = ~~(i/2);
        for(var j=0; j<4; j++){
            var mx = j%2, my = ~~(j/2);
            var b = this._drawAutotile_getAutotileAroundId(currId, x+offsetx+mx-1, y+offsety+my-1, mapArr);
            bsum += b*(Math.pow(2, 3-j));
        }
        pointBlock.push(bsum);
    }
    return pointBlock;
}

maps.prototype._drawAutotile_getAutotileIndexs = function(x, y, mapArr, indexArrs){
    var indexArr = [];
    var pointBlocks = this._drawAutotile_checkAround(x, y, mapArr);
    for(var i=0; i<4; i++){
        var arr = indexArrs[pointBlocks[i]]
        indexArr.push(arr[3-i]);
    }
    return indexArr;
}

////// 为autotile判定边界 ////// 
maps.prototype._makeAutotileEdges = function () {
    var autotileIds = Object.keys(core.material.images.autotile);
    core.material.autotileEdges = {};

    var canvas = document.createElement("canvas"), ctx = canvas.getContext('2d');
    canvas.width = canvas.height = 32;
    ctx.mozImageSmoothingEnabled = false;
    ctx.webkitImageSmoothingEnabled = false;
    ctx.msImageSmoothingEnabled = false;
    ctx.imageSmoothingEnabled = false;

    autotileIds.forEach(function (t) {
        var n = core.maps.getNumberById(t);
        core.material.autotileEdges[n] = [n];

        ctx.clearRect(0,0,32,32);
        ctx.drawImage(core.material.images.autotile[t], 0, 0, 32, 32, 0, 0, 32, 32);
        var data = canvas.toDataURL("image/png");

        autotileIds.forEach(function (t2) {
            if (t==t2) return;
            var n2 = core.maps.getNumberById(t2);

            ctx.clearRect(0,0,32,32);
            ctx.drawImage(core.material.images.autotile[t2], 32, 0, 32, 32, 0, 0, 32, 32);
            if (data == canvas.toDataURL("image/png")) {
                core.material.autotileEdges[n].push(n2);
            }
        });
    });
}

////// 绘制缩略图 //////
// 此函数将绘制一个缩略图，floorId为目标floorId，blocks为地图的图块（可为null使用floorId对应默认的）
// options为绘制选项（可为null），包括：
//    heroLoc: 勇士位置；heroIcon：勇士图标（默认当前勇士）；damage：是否绘制显伤；flags：当前的flags（存读档时使用）
// toDraw为要绘制到的信息（可为null，或为一个画布名），包括：
//    ctx：要绘制到的画布（名）；x,y：起点横纵坐标（默认0）；size：大小（默认416/480）；
//    all：是否绘制全图（默认false）；centerX,centerY：截取中心（默认为地图正中心）
maps.prototype.drawThumbnail = function (floorId, blocks, options, toDraw) {
    floorId = floorId || core.status.floorId;
    if (!core.isset(floorId)) return;
    // Step1：绘制到tempCanvas上
    this._drawThumbnail_drawTempCanvas(floorId, blocks, options);
    // Step2：从tempCanvas绘制到对应的画布上
    this._drawThumbnail_drawToTarget(floorId, toDraw);
}

maps.prototype._drawThumbnail_drawTempCanvas = function (floorId, blocks, options) {
    if (!core.isset(blocks)) blocks = core.status.maps[floorId].blocks;
    if (!core.isset(options)) options = {};

    var width = core.floors[floorId].width;
    var height = core.floors[floorId].height;
    // 绘制到tempCanvas上面
    var tempCanvas = core.bigmap.tempCanvas;
    var tempWidth = width * 32, tempHeight = height * 32;
    tempCanvas.canvas.width = tempWidth;
    tempCanvas.canvas.height = tempHeight;
    tempCanvas.clearRect(0, 0, tempWidth, tempHeight);

    // --- 暂存 flags
    var hasHero = core.isset(core.status.hero), flags = null;
    if (options.flags) {
        if (!hasHero) core.status.hero = {};
        flags = core.status.hero.flags;
        core.status.hero.flags = options.flags;
    }

    this._drawThumbnail_realDrawTempCanvas(floorId, blocks, options, tempCanvas);

    // --- 恢复 flags
    if (!hasHero) delete core.status.hero;
    else if (flags != null) core.status.hero.flags = flags;
}

maps.prototype._drawThumbnail_realDrawTempCanvas = function (floorId, blocks, options, tempCanvas) {
    // 缩略图：背景
    this.drawBg(floorId, tempCanvas);
    // 缩略图：事件
    this.drawEvents(floorId, blocks, tempCanvas);
    // 缩略图：勇士
    if (options.heroLoc) {
        options.heroIcon = options.heroIcon || core.getFlag("heroIcon", "hero.png");
        var icon = core.material.icons.hero[options.heroLoc.direction];
        var height = core.material.images.images[options.heroIcon].height/4;
        tempCanvas.drawImage(core.material.images.images[options.heroIcon], icon.stop * 32, icon.loc * height, 32, height,
            32 * options.heroLoc.x, 32 * options.heroLoc . y + 32 - height, 32, height);
    }
    // 缩略图：前景
    this.drawFg(floorId, tempCanvas);
    // 缩略图：显伤
    if (options.damage)
        core.control.updateDamage(floorId, tempCanvas);
}

maps.prototype._drawThumbnail_drawToTarget = function (floorId, toDraw) {
    if (!core.isset(toDraw)) return;
    if (typeof toDraw == 'string' || toDraw.canvas) toDraw = {ctx: toDraw};
    var ctx = core.getContextByName(toDraw.ctx);
    if (ctx == null) return;
    var x = toDraw.x || 0, y = toDraw.y || 0, size = toDraw.size || this.DEFAULT_PIXEL_WIDTH;
    var width = core.floors[floorId].width, height = core.floors[floorId].height;
    var centerX = toDraw.centerX, centerY = toDraw.centerY;
    if (!core.isset(centerX)) centerX = Math.floor(width/2);
    if (!core.isset(centerY)) centerY = Math.floor(height/2);
    var tempCanvas = core.bigmap.tempCanvas, tempWidth = 32 * width, tempHeight = 32 * height;

    core.clearMap(ctx, x, y, size, size);
    if (toDraw.all) {
        // 绘制全景图
        if (tempWidth<=tempHeight) {
            var realHeight = size, realWidth = realHeight * tempWidth / tempHeight;
            var side = (size - realWidth) / 2;
            core.fillRect(ctx, x, y, side, realHeight, '#000000');
            core.fillRect(ctx, x + size - side, y, side, realHeight);
            ctx.drawImage(tempCanvas.canvas, 0, 0, tempWidth, tempHeight, x + side, y, realWidth, realHeight);
        }
        else {
            var realWidth = size, realHeight = realWidth * tempHeight / tempWidth;
            var side = (size - realHeight) / 2;
            core.fillRect(ctx, x, y, realWidth, side, '#000000');
            core.fillRect(ctx, x, y + size - side, realWidth, side);
            ctx.drawImage(tempCanvas.canvas, 0, 0, tempWidth, tempHeight, x, y + side, realWidth, realHeight);
        }
    }
    else {
        // 只绘制可见窗口
        var halfWidth = parseInt(this.DEFAULT_WIDTH / 2), halfHeight = parseInt(this.DEFAULT_HEIGHT / 2);
        var offsetX = core.clamp(centerX - halfWidth, 0, width - this.DEFAULT_WIDTH), offsetY = core.clamp(centerY - halfHeight, 0, height - this.DEFAULT_HEIGHT);
        ctx.drawImage(tempCanvas.canvas, offsetX * 32, offsetY * 32, this.DEFAULT_PIXEL_WIDTH, this.DEFAULT_PIXEL_HEIGHT, x, y, size, size);
    }
}

// -------- 获得某个点的图块信息 -------- //

////// 某个点是否不可通行 //////
maps.prototype.noPass = function (x, y, floorId) {
    var block = core.getBlock(x,y,floorId);
    if (block==null) return false;
    return core.isset(block.block.event.noPass) && block.block.event.noPass;
}

////// 某个点是否存在NPC //////
maps.prototype.npcExists = function (x, y, floorId) {
    var block = this.getBlock(x,y,floorId);
    if (block==null) return false;
    return block.block.event.cls.indexOf('npc')==0;
}

////// 某个点是否存在（指定的）地形 //////
maps.prototype.terrainExists = function (x, y, id, floorId) {
    var block = this.getBlock(x,y,floorId);
    if (block==null) return false;
    return block.block.event.cls=='terrains' && (core.isset(id)?block.block.event.id==id:true);
}

////// 某个点是否存在楼梯 //////
maps.prototype.stairExists = function (x, y, floorId) {
    var block = this.getBlock(x,y,floorId);
    if (block==null) return false;
    return block.block.event.cls=='terrains' && (block.block.event.id=='upFloor' || block.block.event.id=='downFloor');
}

////// 当前位置是否在楼梯边 //////
maps.prototype.nearStair = function() {
    var x=core.getHeroLoc('x'), y=core.getHeroLoc('y');
    return this.stairExists(x,y) || this.stairExists(x-1,y) || this.stairExists(x,y-1) || this.stairExists(x+1,y) || this.stairExists(x,y+1);
}

////// 某个点是否存在（指定的）怪物 //////
maps.prototype.enemyExists = function (x, y, id,floorId) {
    var block = this.getBlock(x,y,floorId);
    if (block==null) return false;
    return block.block.event.cls.indexOf('enemy')==0 && (core.isset(id)?block.block.event.id==id:true);
}

////// 获得某个点的block //////
maps.prototype.getBlock = function (x, y, floorId, showDisable) {
    floorId = floorId || core.status.floorId;
    if (!core.isset(floorId)) return null;
    var blocks = core.status.maps[floorId].blocks;
    for (var n=0;n<blocks.length;n++) {
        if (blocks[n].x==x && blocks[n].y==y && core.isset(blocks[n].event)) {
            if (!showDisable && blocks[n].disable) return null;
            return {"index": n, "block": blocks[n]};
        }
    }
    return null;
}

////// 获得某个点的blockId //////
maps.prototype.getBlockId = function (x, y, floorId, showDisable) {
    var block = core.getBlock(x, y, floorId, showDisable);
    if (block == null) return null;
    if (core.isset(block.block.event)) return block.block.event.id;
    return null;
}

////// 获得某个点的blockCls //////
maps.prototype.getBlockCls = function (x, y, floorId, showDisable) {
    var block = core.getBlock(x, y, floorId, showDisable);
    if (block == null) return null;
    if (core.isset(block.block.event)) return block.block.event.cls;
    return null;
}

////// 获得某个图块或素材的信息，包括 ID，cls，图片，坐标，faceIds 等等 //////
maps.prototype.getBlockInfo = function (block) {
    if (!core.isset(block)) return null;
    if (typeof block == 'string') { // 参数是ID
        block = this.getNumberById(block);
    }
    if (typeof block == 'number') { // 参数是数字
        if (block == 0) return null;
        block = this.initBlock(0, 0, block, true);
    }
    if (!core.isset(block.event)) return null;
    var number = block.id, id = block.event.id, cls = block.event.cls,
        image = null, posX = 0, posY = 0,
        height = block.event.height || 32, faceIds = {};

    if (id == 'none') return null;
    else if (id == 'airwall') {
        if (!core.isset(core.material.images.airwall)) return null;
        image = core.material.images.airwall;
    }
    else if (cls == 'tileset') {
        var offset = core.icons.getTilesetOffset(id);
        if (offset == null) return null;
        posX = offset.x;
        posY = offset.y;
        image = core.material.images.tilesets[offset.image];
    }
    else if (cls == 'autotile') {
        image = core.material.images.autotile[id];
    }
    else {
        image = core.material.images[cls];
        posY = core.material.icons[cls][id];
        faceIds = block.event.faceIds||{};
    }

    return {number:number, id:id, cls:cls, image:image, posX:posX, posY:posY, height:height, faceIds:faceIds};
}

// -------- 启用/禁用图块，楼层贴图 -------- //

////// 将某个块从禁用变成启用状态 //////
maps.prototype.showBlock = function(x, y, floorId) {
    floorId = floorId || core.status.floorId;
    if (!core.isset(floorId)) return;
    var block = core.getBlock(x,y,floorId,true);
    if (block==null) return; // 不存在
    block=block.block;
    // 本身是禁用事件，启用之
    if (block.disable) {
        block.disable = false;
        // 在本层，添加动画
        if (floorId == core.status.floorId && core.isset(block.event)) {
            core.drawBlock(block);
            core.addGlobalAnimate(block);
        }
        core.updateStatusBar();
    }
}

////// 只隐藏但不删除某块 //////
maps.prototype.hideBlock = function (x, y, floorId) {
    floorId = floorId || core.status.floorId;
    if (!core.isset(floorId)) return;

    var block = core.getBlock(x,y,floorId,true);
    if (block==null) return; // 不存在

    // 删除动画，清除地图
    if (floorId==core.status.floorId) {
        core.removeGlobalAnimate(x, y);
        core.clearMap('event', x * 32, y * 32, 32, 32);
        var height = 32;
        if (core.isset(block.block.event)) height=block.block.event.height||32;
        if (height>32)
            core.clearMap('event2', x * 32, y * 32 +32-height, 32, height-32);
    }

    block.block.disable = true;
    core.updateStatusBar();
}

////// 将某个块从启用变成禁用状态 //////
maps.prototype.removeBlock = function (x, y, floorId) {
    floorId = floorId || core.status.floorId;
    if (!core.isset(floorId)) return;

    var block = core.getBlock(x,y,floorId,true);
    if (block==null) return; // 不存在

    var index=block.index;

    // 删除动画，清除地图
    if (floorId==core.status.floorId) {
        core.removeGlobalAnimate(x, y);
        core.clearMap('event', x * 32, y * 32, 32, 32);
        var height = 32;
        if (core.isset(block.block.event)) height=block.block.event.height||32;
        if (height>32)
            core.clearMap('event2', x * 32, y * 32 +32-height, 32, height-32);
    }

    // 删除Index
    core.removeBlockById(index, floorId);
    core.updateStatusBar();
}

////// 根据block的索引（尽可能）删除该块 //////
maps.prototype.removeBlockById = function (index, floorId) {
    floorId = floorId || core.status.floorId;
    if (!core.isset(floorId)) return;

    var blocks = core.status.maps[floorId].blocks, block = blocks[index];

    if (this.canRemoveBlock(block, floorId)) { // 能否彻底删除该图块
        blocks.splice(index,1);
    }
    else {
        block.disable = true;
    }
}

////// 能否彻底从地图中删除一个图块 //////
maps.prototype.canRemoveBlock = function (block, floorId) {
    var x=block.x, y=block.y;
    // 检查该点是否存在事件
    if (core.floors[floorId].events[x+","+y] || core.floors[floorId].changeFloor[x+","+y])
        return false;
    // 检查是否存在重生
    if (block.event && block.event.cls.indexOf('enemy')==0 && core.hasSpecial(block.event.id, 23))
        return false;

    return true;
}

////// 一次性删除多个block //////
maps.prototype.removeBlockByIds = function (floorId, ids) {
    floorId = floorId || core.status.floorId;
    if (!core.isset(floorId)) return;
    ids.sort(function (a,b) {return b-a}).forEach(function (id) {
        core.removeBlockById(id, floorId);
    });
}

////// 显示前景/背景地图 //////
maps.prototype.showBgFgMap = function (name, loc, floorId, callback) {
    this._triggerBgFgMap('show', name, loc, floorId, callback);
}

////// 隐藏前景/背景地图 //////
maps.prototype.hideBgFgMap = function (name, loc, floorId, callback) {
    this._triggerBgFgMap('hide', name, loc, floorId, callback);
}

////// 设置前景/背景地图的显示状态 //////
maps.prototype._triggerBgFgMap = function (type, name, loc, floorId, callback) {
    if (type!='show') type='hide';
    if (name!='fg') name='bg';
    if (typeof loc[0] == 'number' && typeof loc[1] == 'number')
        loc = [loc];
    floorId = floorId || core.status.floorId;
    if (!core.isset(floorId)) return;

    if (loc.length==0) return;
    loc.forEach(function (t) {
        var x=t[0], y=t[1];
        var flag = "__"+name+"Map__"+floorId+"_"+x+"_"+y;
        if (type == 'hide') core.setFlag(flag, true);
        else core.removeFlag(flag);
    })
    core.status[name+"maps"][floorId]=null;

    if (floorId==core.status.floorId) {
        core.drawMap(floorId, callback);
    }
    else {
        if (core.isset(callback)) callback();
    }
}

////// 显示一个楼层贴图 //////
maps.prototype.showFloorImage = function (loc, floorId, callback) {
    this._triggerFloorImage('show', loc, floorId, callback);
}

////// 隐藏一个楼层贴图 //////
maps.prototype.hideFloorImage = function (loc, floorId, callback) {
    this._triggerFloorImage('hide', loc, floorId, callback);
}

///// 设置贴图显示状态 //////
maps.prototype._triggerFloorImage = function (type, loc, floorId, callback) {
    if (type!='show') type='hide';
    if (typeof loc[0] == 'number' && typeof loc[1] == 'number')
        loc = [loc];
    floorId = floorId || core.status.floorId;
    if (!core.isset(floorId)) return;

    if (loc.length==0) return;
    loc.forEach(function (t) {
        var x=t[0], y=t[1];
        var flag = "__floorImg__"+floorId+"_"+x+"_"+y;
        if (type == 'hide') core.setFlag(flag, true);
        else core.removeFlag(flag);
    })

    if (floorId==core.status.floorId) {
        core.drawMap(floorId, callback);
    }
    else {
        if (core.isset(callback)) callback();
    }
}

////// 改变图块 //////
maps.prototype.setBlock = function (number, x, y, floorId) {
    floorId = floorId || core.status.floorId;
    if (!core.isset(floorId)) return;
    if (!core.isset(number) || !core.isset(x) || !core.isset(y)) return;
    if (x<0 || x>=core.floors[floorId].width || y<0 || y>=core.floors[floorId].height) return;

    var originBlock=core.getBlock(x,y,floorId,true);
    var block = this.initBlock(x,y,number,true,core.floors[floorId]);
    if (core.isset(block.event)) {
        if (floorId == core.status.floorId) {
            core.removeGlobalAnimate(x, y);
            core.clearMap('event', x * 32, y * 32, 32, 32);
            if (originBlock != null) {
                var height = (originBlock.block.event||{}).height||32;
                if (height>32)
                    core.clearMap('event2', x * 32, y * 32 +32-height, 32, height-32);
            }
        }
        if (originBlock==null) {
            core.status.maps[floorId].blocks.push(block);
        }
        else {
            originBlock.block.id = number;
            originBlock.block.event = block.event;
            block = originBlock.block;
        }
        if (floorId==core.status.floorId && !block.disable) {
            core.drawBlock(block);
            core.addGlobalAnimate(block);
            core.updateStatusBar();
        }
    }
}

////// 改变前景背景的图块 //////
maps.prototype.setBgFgBlock = function (name, number, x, y, floorId) {
    floorId = floorId || core.status.floorId;
    if (!core.isset(floorId)) return;
    if (!core.isset(number) || !core.isset(x) || !core.isset(y)) return;
    if (x<0 || x>=core.floors[floorId].width || y<0 || y>=core.floors[floorId].height) return;
    if (name!='bg' && name!='fg') return;

    var vFlag = "__"+name+"Value__"+floorId+"_"+x+"_"+y;
    core.setFlag(vFlag, number);
    core.status[name+"maps"][floorId] = null;

    if (floorId == core.status.floorId)
        core.drawMap(floorId);
}

////// 重置地图 //////
maps.prototype.resetMap = function(floorId) {
    floorId = floorId || core.status.floorId;
    if (!core.isset(floorId)) return;
    if (typeof floorId == 'string') floorId = [floorId];
    var needRefresh = false;
    floorId.forEach(function (t) {
        core.status.maps[t] = core.maps.loadFloor(t);
        if (t == core.status.floorId) needRefresh = true;
    });
    if (needRefresh) this.drawMap();
    core.drawTip("地图重置成功");
}

// -------- 移动/跳跃图块，图块的淡入淡出 -------- //

////// 初始化独立的block canvas //////
maps.prototype._initDetachedBlock = function (blockInfo, x, y, displayDamage) {
    var headCanvas = null, bodyCanvas = '__body_'+x+"_"+y, damageCanvas = null;
    // head
    if (blockInfo.height > 32) {
        headCanvas = "__head_"+x+"_"+y;
        core.createCanvas(headCanvas, 0, 0, 32, blockInfo.height - 32, 55);
    }
    // body
    core.createCanvas(bodyCanvas, 0, 0, 32, 32, 35);
    // damage
    var damage = null, damageColor = null;
    if (blockInfo.cls.indexOf('enemy')==0 && core.hasItem('book') && displayDamage) {
        var damageString = core.enemys.getDamageString(blockInfo.id, x, y);
        damage = damageString.damage; damageColor = damageString.color;
    }
    if (damage != null) {
        damageCanvas = "__damage_"+x+"_"+y;
        var ctx = core.createCanvas(damageCanvas, 0, 0, 32, 32, 65);
        ctx.textAlign = 'left';
        ctx.font = "bold 11px Arial";
        core.fillBoldText(ctx, damage, 1, 31, damageColor);
        if (core.flags.displayCritical) {
            var critical = core.enemys.nextCriticals(blockInfo.id);
            if (critical.length>0) critical=critical[0];
            critical = core.formatBigNumber(critical[0], true);
            if (critical == '???') critical = '?';
            core.fillBoldText(ctx, critical, 1, 21, '#FFFFFF');
        }
    }
    return {
        "headCanvas": headCanvas,
        "bodyCanvas": bodyCanvas,
        "damageCanvas": damageCanvas
    }
}

////// 移动独立的block canvas //////
maps.prototype._moveDetachedBlock = function (blockInfo, nowX, nowY, opacity, canvases) {
    var height = blockInfo.height, posX = blockInfo.posX, posY = blockInfo.posY, image = blockInfo.image;
    var headCanvas = canvases.headCanvas, bodyCanvas = canvases.bodyCanvas, damageCanvas = canvases.damageCanvas;
    if (headCanvas) {
        core.dymCanvas[headCanvas].clearRect(0, 0, 32, height);
        core.dymCanvas[headCanvas].drawImage(image, posX * 32, posY * height, 32, height - 32, 0, 0, 32, height - 32);
        core.relocateCanvas(headCanvas, nowX - core.bigmap.offsetX, nowY + 32 - height - core.bigmap.offsetY);
        core.setOpacity(headCanvas, opacity);
    }
    if (bodyCanvas) {
        core.dymCanvas[bodyCanvas].clearRect(0, 0, 32, 32);
        core.dymCanvas[bodyCanvas].drawImage(image, posX * 32, posY * height + height - 32, 32, 32, 0, 0, 32, 32);
        core.relocateCanvas(bodyCanvas, nowX - core.bigmap.offsetX, nowY - core.bigmap.offsetY);
        core.setOpacity(bodyCanvas, opacity);
    }
    if (damageCanvas) {
        core.relocateCanvas(damageCanvas, nowX - core.bigmap.offsetX, nowY - core.bigmap.offsetY);
        core.setOpacity(damageCanvas, opacity);
    }
}

////// 删除独立的block canvas //////
maps.prototype._deleteDetachedBlock = function (canvases) {
    core.deleteCanvas(canvases.headCanvas);
    core.deleteCanvas(canvases.bodyCanvas);
    core.deleteCanvas(canvases.damageCanvas);
}

maps.prototype._getAndRemoveBlock = function (x, y) {
    var block = core.getBlock(x,y);
    if (block==null) return null;
    block=block.block;
    var blockInfo = this.getBlockInfo(block);
    if (blockInfo == null) return;
    core.removeBlock(x,y);
    return [block, blockInfo];
}

////// 显示移动某块的动画，达到{“type”:”move”}的效果 //////
maps.prototype.moveBlock = function(x,y,steps,time,keep,callback) {
    time = time || 500;
    var blockArr = this._getAndRemoveBlock(x, y);
    if (blockArr == null) {
        if (core.isset(callback)) callback();
        return;
    }
    var block = blockArr[0], blockInfo = blockArr[1];
    var moveSteps = core.utils.expandMoveSteps(steps);
    var canvases = this._initDetachedBlock(blockInfo, x, y, block.event.animate !== false);
    this._moveDetachedBlock(blockInfo, 32 * x, 32 * y, 1, canvases);

    var moveInfo = {
        x: x, y: y, px: 32 * x, py: 32 * y, opacity: 1, keep: keep,
        moveSteps: moveSteps, step: 0, per_time: time / 16 / core.status.replay.speed
    }
    this._moveBlock_doMove(blockInfo, canvases, moveInfo, callback);
}

maps.prototype._moveBlock_doMove = function (blockInfo, canvases, moveInfo, callback) {
    var animateTotal = core.icons._getAnimateFrames(blockInfo.cls, true), animateTime = 0;
    var animate = window.setInterval(function () {
        if (blockInfo.cls != 'tileset') {
            animateTime += moveInfo.per_time;
            if (animateTime > core.values.animateSpeed) {
                animateTime = 0;
                blockInfo.posX = (blockInfo.posX + 1) % animateTotal;
            }
        }
        if (moveInfo.moveSteps.length!=0)
            core.maps._moveBlock_moving(blockInfo, canvases, moveInfo);
        else
            core.maps._moveJumpBlock_finished(blockInfo, canvases, moveInfo, animate, callback);
    }, moveInfo.per_time);

    core.animateFrame.asyncId[animate] = true;
}

maps.prototype._moveBlock_moving = function (blockInfo, canvases, moveInfo) {
    var direction = moveInfo.moveSteps[0];
    if (moveInfo.step == 0) {
        moveInfo.x += core.utils.scan[direction].x;
        moveInfo.y += core.utils.scan[direction].y;
        // 根据faceIds修改朝向
        var currid = blockInfo.faceIds[direction];
        if (core.isset(currid)) {
            var posY = core.material.icons[blockInfo.cls][currid];
            if (core.isset(posY)) blockInfo.posY = posY;
        }
    }
    moveInfo.step++;
    moveInfo.px += core.utils.scan[direction].x * 2;
    moveInfo.py += core.utils.scan[direction].y * 2;
    this._moveDetachedBlock(blockInfo, moveInfo.px, moveInfo.py, moveInfo.opacity, canvases);
    if (moveInfo.step == 16) {
        moveInfo.step = 0;
        moveInfo.moveSteps.shift();
    }
}

////// 显示跳跃某块的动画，达到{"type":"jump"}的效果 //////
maps.prototype.jumpBlock = function(sx,sy,ex,ey,time,keep,callback) {
    time = time || 500;
    var blockArr = this._getAndRemoveBlock(sx, sy);
    if (blockArr == null) {
        if (core.isset(callback)) callback();
        return;
    }
    var block = blockArr[0], blockInfo = blockArr[1];
    var canvases = this._initDetachedBlock(blockInfo, sx, sy, block.event.animate !== false);
    this._moveDetachedBlock(blockInfo, 32 * sx, 32 * sy, 1, canvases);

    this._jumpBlock_playSound();

    var dx = ex - sx, dy = ey - sy, distance = Math.round(Math.sqrt(dx * dx + dy * dy));
    var jump_peak = 6 + distance, jump_count = jump_peak * 2;
    var jumpInfo = {
        x: sx, y: sy, ex: ex, ey: ey, px: 32 * sx, py: 32 * sy, opacity: 1, keep: keep,
        jump_peak: jump_peak, jump_count: jump_count,
        step: 0, per_time: time / 16 / core.status.replay.speed
    };
    this._jumpBlock_doJump(blockInfo, canvases, jumpInfo, callback);
}

maps.prototype._jumpBlock_playSound = function () {
    core.playSound('jump.mp3');
}

maps.prototype._jumpBlock_doJump = function (blockInfo, canvases, jumpInfo, callback) {
    var animate=window.setInterval(function() {
        if (jumpInfo.jump_count>0)
            core.maps._jumpBlock_jumping(blockInfo, canvases, jumpInfo)
        else
            core.maps._moveJumpBlock_finished(blockInfo, canvases, jumpInfo, animate, callback);
    }, jumpInfo.per_time);

    core.animateFrame.asyncId[animate] = true;
}

maps.prototype._jumpBlock_updateJump = function (jumpInfo) {
    jumpInfo.jump_count--;
    jumpInfo.x = (jumpInfo.x * jumpInfo.jump_count + jumpInfo.ex) / (jumpInfo.jump_count + 1.0);
    jumpInfo.y = (jumpInfo.y * jumpInfo.jump_count + jumpInfo.ey) / (jumpInfo.jump_count + 1.0);
    jumpInfo.px = 32 * jumpInfo.x;
    var delta = Math.abs(jumpInfo.jump_count - jumpInfo.jump_peak);
    jumpInfo.py = 32 * jumpInfo.y - (jumpInfo.jump_peak * jumpInfo.jump_peak - delta * delta) / 2;
}

maps.prototype._jumpBlock_jumping = function (blockInfo, canvases, jumpInfo) {
    this._jumpBlock_updateJump(jumpInfo);
    core.maps._moveDetachedBlock(blockInfo, jumpInfo.px, jumpInfo.py, jumpInfo.opacity, canvases);
}

maps.prototype._moveJumpBlock_finished = function (blockInfo, canvases, info, animate, callback) {
    if (info.keep) info.opacity=0;
    else info.opacity -= 0.06;
    if (info.opacity<=0) {
        delete core.animateFrame.asyncId[animate];
        clearInterval(animate);
        this._deleteDetachedBlock(canvases);
        // 不消失
        if (info.keep) {
            core.setBlock(blockInfo.number, info.x, info.y);
            core.showBlock(info.x, info.y);
        }
        if (core.isset(callback)) callback();
    }
    else {
        this._moveDetachedBlock(blockInfo, info.px, info.py, info.opacity, canvases);
    }
}

////// 显示/隐藏某个块时的动画效果 //////
maps.prototype.animateBlock = function (loc,type,time,callback) {
    var isHide = type=='hide';
    if (typeof loc[0] == 'number' && typeof loc[1] == 'number')
        loc = [loc];
    var list = this._animateBlock_getList(loc);
    if (list.length==0) {
        if (core.isset(callback)) callback();
        return;
    }
    this._animateBlock_drawList(list, isHide?1:0);
    this._animateBlock_doAnimate(loc, list, isHide, 10 / time, callback);
}

maps.prototype._animateBlock_doAnimate = function (loc, list, isHide, delta, callback) {
    var opacity = isHide?1:0;
    var animate = setInterval(function () {
        opacity += isHide?-delta:delta;
        core.maps._animateBlock_drawList(list, opacity);
        if (opacity >=1 || opacity<=0) {
            delete core.animateFrame.asyncId[animate];
            clearInterval(animate);
            list.forEach(function (t) {
                core.maps._deleteDetachedBlock(t.canvases);
            });
            loc.forEach(function (t) {
                if (isHide) core.removeBlock(t[0],t[1]);
                else core.showBlock(t[0],t[1]);
            });
            if (core.isset(callback)) callback();
        }
    }, 10);

    core.animateFrame.asyncId[animate] = true;
}

maps.prototype._animateBlock_getList = function (loc) {
    var list = [];
    loc.forEach(function (t) {
        var block = core.getBlock(t[0],t[1],null,true);
        if (block==null) return;
        block=block.block;

        var blockInfo = core.maps.getBlockInfo(block);
        if (blockInfo == null) return;
        var canvases = core.maps._initDetachedBlock(blockInfo, t[0], t[1], block.event.displayDamage !== false);

        list.push({
            'x': t[0], 'y': t[1], 'blockInfo': blockInfo, 'canvases': canvases
        });

    });
    return list;
}

maps.prototype._animateBlock_drawList = function (list, opacity) {
    list.forEach(function (t) {
        core.maps._moveDetachedBlock(t.blockInfo, t.x * 32, t.y * 32, opacity, t.canvases);
    });
}

// ------ 全局动画控制，动画绘制 ------ //

////// 添加一个全局动画 //////
maps.prototype.addGlobalAnimate = function (b) {
    if (!core.isset(b.event) || !core.isset(b.event.animate)) return;
    if (b.event.cls == 'autotile') {
        var id = b.event.id, img = core.material.images.autotile[id];
        if (!core.isset(img) || img.width==96) return;
        core.status.autotileAnimateObjs.blocks.push(b);
    }
    else {
        if (!core.isset(b.event.animate) || b.event.animate == 1) return;
        core.status.globalAnimateObjs.push(b);
    }
}

////// 删除一个或所有全局动画 //////
maps.prototype.removeGlobalAnimate = function (x, y, name) {
    // 没有定义xy，则全部删除
    if (!core.isset(x) || !core.isset(y)) {
        core.status.globalAnimateStatus = 0;
        core.status.globalAnimateObjs = [];
        core.status.autotileAnimateObjs = {"blocks": [], "map": null, "bgmap": null, "fgmap": null};
        core.status.floorAnimateObjs = [];
        return;
    }

    core.status.globalAnimateObjs = core.status.globalAnimateObjs.filter(function (block) {return block.x!=x || block.y!=y || block.name!=name;});

    // 检查Autotile
    if (core.isset(core.status.autotileAnimateObjs.blocks)) {
        core.status.autotileAnimateObjs.blocks = core.status.autotileAnimateObjs.blocks.filter(function (block) {return block.x!=x || block.y!=y || block.name!=name;});
        core.status.autotileAnimateObjs.map[y][x] = 0;
    }

}

////// 绘制UI层的box动画 //////
maps.prototype.drawBoxAnimate = function () {
    core.status.boxAnimateObjs.forEach(function (obj) {
        core.clearMap('ui', obj.bgx, obj.bgy, obj.bgWidth, obj.bgHeight);
        core.fillRect('ui', obj.bgx, obj.bgy, obj.bgWidth, obj.bgHeight, core.material.groundPattern);
        core.drawImage('ui', obj.image, core.status.globalAnimateStatus % obj.animate * 32, obj.pos,
            32, obj.height, obj.x, obj.y, 32, obj.height);
    });
}

////// 绘制动画 //////
maps.prototype.drawAnimate = function (name, x, y, callback) {

    // 正在播放录像：不显示动画
    if (core.isReplaying()) {
        if (core.isset(callback)) callback();
        return -1;
    }

    // 检测动画是否存在
    if (!core.isset(core.material.animates[name]) || !core.isset(x) || !core.isset(y)) {
        if (core.isset(callback)) callback();
        return -1;
    }

    // 开始绘制
    var animate = core.material.animates[name], centerX = 32*x+16, centerY = 32*y+16;
    // 播放音效
    core.playSound(animate.se);

    var animateId = parseInt(Math.random() * 100000000);
    core.status.animateObjs.push({
        "animate": animate,
        "centerX": centerX,
        "centerY": centerY,
        "index": 0,
        "id": animateId,
        "callback": callback
    });

    core.animateFrame.asyncId[animateId] = true;
    return animateId;
}

////// 绘制动画的某一帧 //////
maps.prototype._drawAnimateFrame = function (animate, centerX, centerY, index) {
    var frame = animate.frames[index];
    var ratio = animate.ratio;
    frame.forEach(function (t) {
        var image = animate.images[t.index];
        if (!core.isset(image)) return;
        var realWidth = image.width * ratio * t.zoom / 100;
        var realHeight = image.height * ratio * t.zoom / 100;
        core.setAlpha('animate', t.opacity / 255);

        var cx = centerX+t.x, cy=centerY+t.y;

        if (!t.mirror && !t.angle) {
            core.drawImage('animate', image, cx-realWidth/2 - core.bigmap.offsetX, cy-realHeight/2 - core.bigmap.offsetY, realWidth, realHeight);
        }
        else {
            core.saveCanvas('animate');
            core.canvas.animate.translate(cx,cy);
            if (t.angle)
                core.canvas.animate.rotate(-t.angle*Math.PI/180);
            if (t.mirror)
                core.canvas.animate.scale(-1,1);
            core.drawImage('animate', image, -realWidth/2 - core.bigmap.offsetX, -realHeight/2 - core.bigmap.offsetY, realWidth, realHeight);
            core.loadCanvas('animate');
        }
        core.setAlpha('animate', 1);
    })
}

////// 停止动画 //////
maps.prototype.stopAnimate = function (id, doCallback) {
    for (var i=0;i<core.status.animateObjs.length;i++) {
        var obj = core.status.animateObjs[i];
        if (obj.id == id) {
            delete core.animateFrame.asyncId[obj.id];
            if (doCallback) {
                (function(callback) {
                    setTimeout(function() {
                        if (core.isset(callback))
                            callback();
                    });
                })(obj.callback);
            }
        }
        core.status.animateObjs.splice(i, 1);
        if (core.status.animateObjs.length == 0) {
            core.clearMap('animate');
        }
        break;
    }
}