finish guilog

BWLserver/guilog.cc

@@ -36,7 +36,7 @@ namespace bwl
         cursor_move = true;
         cursor_flash = new std::thread(cursorFlasher); //开启光标刷新线程
         bwl::log("init succeeded");
-        putString("!#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_`abcdefghijklmnopqrstuvwxyz{|}~\nHello,World!");
+        clear();
     }
 
     void clear()
@@ -131,14 +131,53 @@ namespace bwl
     void putChar(char c)
     {
         cursor_move = false; //停止光标线程刷新
-        if (c == '\n')       //换行符检测
+        switch (c)           //检测特殊字符
         {
+        case '\n': //换行
             cursor[0] = 0;
             cursor[1]++;
-            cursor_move = true;
-            return;
+            goto putChar_return;
+
+        case '\t': //水平制表符
+            if ((cursor[0] + 8) * 8 > size[0])
+            {
+                cursor[0] = 0;
+                cursor[1]++;
+            }
+            cursor[0] += 8;
+            cursor[0] -= cursor[0] % 8;
+            goto putChar_return;
+
+        case '\v': //垂直制表符
+            cursor[1]++;
+            if ((1 + cursor[1]) * 16 > size[1]) //检测页尾
+            {
+                cursor[0] = 0;
+                cursor[1] = 0;
+                clear();
+            }
+            goto putChar_return;
+
+        case '\r': //回车
+            cursor[0] = 0;
+            goto putChar_return;
+
+        case '\b': //退格
+            cursor[0]--;
+            if (cursor[0] < 0)
+                cursor[0] = 0;
+            paintChar(cursor[0] * 8, cursor[1] * 16, c);
+            goto putChar_return;
+
+        case '\f': //换页
+            clear();
+            cursor[0] = 0;
+            cursor[1] = 0;
+            goto putChar_return;
+
+        default:
+            break;
         }
-        bwl::log(std::string("pos:") + std::to_string(cursor[0]) + "," + std::to_string(cursor[1]));
         paintChar(cursor[0] * 8, cursor[1] * 16, c); //将字符绘制出来
         cursor[0]++;                                 //光标后移
 
@@ -153,6 +192,7 @@ namespace bwl
             cursor[1] = 0;
             clear();
         }
+    putChar_return:
         cursor_move = true; //继续光标刷新
     }