diff --git a/_docs/api.md b/_docs/api.md
index ee5fbbaf..a61be655 100644
--- a/_docs/api.md
+++ b/_docs/api.md
@@ -394,12 +394,12 @@ core.updateViewport()
 根据大地图的偏移量来更新窗口的视野范围。
 
 
-core.nextX(n) / core.nextY(m)
+core.nextX(n) / core.nextY(n)
 获得勇士面对的第n个位置的横纵坐标。n可不填，默认为1。
 
 
-core.nearHero(x, y)
-判定某个点是否和勇士的距离不大于1。
+core.nearHero(x, y, n)
+判定某个点是否和勇士的距离不大于n。n可不填，默认为1。
 
 
 core.gatherFollowers()
diff --git a/libs/control.js b/libs/control.js
index 0a574875..93b9bff4 100644
--- a/libs/control.js
+++ b/libs/control.js
@@ -856,17 +856,20 @@ control.prototype.updateViewport = function() {
 
 ////// 获得勇士面对位置的x坐标 //////
 control.prototype.nextX = function(n) {
-    return core.getHeroLoc('x')+core.utils.scan[core.getHeroLoc('direction')].x*(n||1);
+    if (n == null) n = 1;
+    return core.getHeroLoc('x')+core.utils.scan[core.getHeroLoc('direction')].x*n;
 }
 
 ////// 获得勇士面对位置的y坐标 //////
 control.prototype.nextY = function (n) {
-    return core.getHeroLoc('y')+core.utils.scan[core.getHeroLoc('direction')].y*(n||1);
+    if (n == null) n = 1;
+    return core.getHeroLoc('y')+core.utils.scan[core.getHeroLoc('direction')].y*n;
 }
 
 ////// 某个点是否在勇士旁边 //////
-control.prototype.nearHero = function (x, y) {
-    return Math.abs(x-core.getHeroLoc('x'))+Math.abs(y-core.getHeroLoc('y'))<=1;
+control.prototype.nearHero = function (x, y, n) {
+    if (n == null) n = 1;
+    return Math.abs(x-core.getHeroLoc('x'))+Math.abs(y-core.getHeroLoc('y'))<=n;
 }
 
 ////// 聚集跟随者 //////
diff --git a/libs/events.js b/libs/events.js
index 814afc2b..341bdcc8 100644
--- a/libs/events.js
+++ b/libs/events.js
@@ -431,6 +431,7 @@ events.prototype._sys_getItem = function (data, callback) {
 
 ////// 获得某个物品 //////
 events.prototype.getItem = function (id, num, x, y, callback) {
+    if (num == null) num = 1;
     num = num || 1;
     var itemCls = core.material.items[id].cls;
     core.items.getItemEffect(id, num);
diff --git a/libs/ui.js b/libs/ui.js
index 9d63d8d0..2c310153 100644
--- a/libs/ui.js
+++ b/libs/ui.js
@@ -588,14 +588,15 @@ ui.prototype.drawTextContent = function (ctx, content, config) {
     ctx = core.getContextByName(ctx);
     if (!ctx) return;
     // 设置默认配置项
+    var textAttribute = core.status.textAttribute || core.initStatus.textAttribute;
     config = core.clone(config || {});
     config.left = config.left || 0;
     config.right = config.left + (config.maxWidth == null ? ctx.canvas.width : config.maxWidth);
     config.top = config.top || 0;
-    config.color = config.color || core.arrayToRGBA(core.status.textAttribute.text);
-    config.bold = config.bold || false;
-    config.align = config.align || core.status.textAttribute.align || "left";
-    config.fontSize = config.fontSize || core.status.textAttribute.textfont;
+    config.color = config.color || core.arrayToRGBA(textAttribute.text);
+    if (config.bold == null) config.bold = textAttribute.bold;
+    config.align = config.align || textAttribute.align || "left";
+    config.fontSize = config.fontSize || textAttribute.textfont;
     config.lineHeight = config.lineHeight || (config.fontSize * 1.3);
     config.time = config.time || 0;
 
@@ -783,7 +784,7 @@ ui.prototype.drawTextBox = function(content, showAll) {
     var isWindowSkin = this.drawBackground(hPos.left, vPos.top, hPos.right, vPos.bottom, pInfo);
     var alpha = isWindowSkin ? 0.85 : textAttribute.background[3];
 
-    // Step 4: 绘制标题、头像、
+    // Step 4: 绘制标题、头像、动画
     var content_top = this._drawTextBox_drawTitleAndIcon(titleInfo, hPos, vPos, alpha);
 
     // Step 5: 绘制正文