修复中文乱码

src/qelmt/dynamictext.rs

@@ -433,6 +433,8 @@ impl<'a> DTextBuilder<'a> {
         /*dbg!(&value);
         dbg!(&y);
         dbg!(&self.text);*/
+        let value = super::strip_mtext_control_sequences(&value);
+
         DynamicText {
             //x: x - (calc_width as f64/2.0),
             x,

src/qelmt/mod.rs

@@ -1879,5 +1879,64 @@ fn decode_unicode_escapes(text: &str) -> String {
         }
     }
     
+    result
+}
+
+/// 移除常见的 MTEXT 控制序列（如 `\fSimSun|b0|i0;`）并做基础替换
+pub(crate) fn strip_mtext_control_sequences(input: &str) -> String {
+    let mut result = String::with_capacity(input.len());
+    let mut chars = input.chars().peekable();
+
+    while let Some(ch) = chars.next() {
+        if ch == '\\' {
+            let mut handled = false;
+
+            if let Some(&cmd) = chars.peek() {
+                match cmd {
+                    'P' => {
+                        chars.next(); // consume command
+                        result.push('\n');
+                        handled = true;
+                    }
+                    'f' | 'F' | 'H' | 'h' | 'C' | 'c' | 'W' | 'w' | 'A' | 'a' | 'p' | 'q' => {
+                        chars.next(); // consume command
+                        while let Some(next_ch) = chars.next() {
+                            if next_ch == ';' {
+                                break;
+                            }
+                        }
+                        handled = true;
+                    }
+                    'L' | 'l' | 'O' | 'o' | 'K' | 'k' => {
+                        chars.next(); // toggle style command, no payload
+                        handled = true;
+                    }
+                    '~' => {
+                        chars.next();
+                        result.push(' ');
+                        handled = true;
+                    }
+                    '\\' => {
+                        chars.next();
+                        result.push('\\');
+                        handled = true;
+                    }
+                    '{' | '}' => {
+                        chars.next();
+                        result.push(cmd);
+                        handled = true;
+                    }
+                    _ => {}
+                }
+            }
+
+            if handled {
+                continue;
+            }
+        }
+
+        result.push(ch);
+    }
+
     result
 }