配合QET将margin改为0的代码，转换后的坐标为对齐点坐标

src/qelmt/dynamictext.rs

@@ -148,20 +148,32 @@ impl From<&DynamicText> for XMLElement {
         println!("对齐方式：{}, {}", txt.h_alignment, txt.v_alignment);
         println!("文本宽度: {}", txt_width);
         println!("文本高度：{}", pt_size);
-        println!("初始位置: x={}, y={}", txt.align_x, txt.align_y);
+        println!("初始左下角位置: x={}, y={}", txt.x, txt.y);
+        println!("初始对齐位置: x={}, y={}", txt.align_x, txt.align_y);
         println!("旋转角度: {}", txt.rotation);
         // println!("cjk_char_count: {}", cjk_char_count);
 
         // 计算基础位置（不考虑旋转）
         // txt.x和txt.y现在是对齐点坐标，需要根据对齐方式计算出左上角位置
         // 首先根据水平对齐方式计算左边界的x坐标
-        let left_x = txt.x;
+        // let left_x = txt.x;
+        let left_x = match txt.h_alignment {
+            HAlignment::Left => txt.x - 0.5,
+            HAlignment::Center => txt.align_x - 1.0,
+            HAlignment::Right => txt.align_x - 2.0
+        };
         
         // 根据垂直对齐方式计算顶部的y坐标
+        // let top_y = match txt.v_alignment {
+        //     VAlignment::Top => txt.y + pt_size / 2.0,
+        //     VAlignment::Center => txt.y - pt_size / 2.0,
+        //     VAlignment::Bottom => txt.y - pt_size + pt_size / 2.0,
+        // };
+
         let top_y = match txt.v_alignment {
-            VAlignment::Top => txt.y + pt_size / 2.0,
-            VAlignment::Center => txt.y - pt_size / 2.0,
-            VAlignment::Bottom => txt.y - pt_size + pt_size / 2.0,
+            VAlignment::Top => txt.align_y - 0.5,
+            VAlignment::Center => txt.align_y + 0.5,
+            VAlignment::Bottom => txt.y + 1.0
         };
 
         println!("左上角位置: x={}, y={}", left_x, top_y);
@@ -170,14 +182,16 @@ impl From<&DynamicText> for XMLElement {
         let cjk_offset:f64 = (cjk_char_count as f64) * pt_size * 0.75;
 
         // 左对齐是不需要中文偏移的，居中对齐需要偏移，右对齐要偏移
-        let base_x = left_x + 0.5 - (pt_size / 8.0) - 4.05;
+        let base_x = left_x;// + 0.5 - (pt_size / 8.0) - 4.05;
         // - match txt.h_alignment {
         //     HAlignment::Left => 0.0,
         //     HAlignment::Center => cjk_offset / 2.0,
         //     HAlignment::Right => cjk_offset,
         // };
 
-        let base_y = top_y + 0.5 - (7.0 / 5.0 * pt_size + 26.0 / 5.0) + pt_size;
+        // let base_y = top_y + 0.5 - (7.0 / 5.0 * pt_size + 26.0 / 5.0)  + pt_size;
+        let base_y = top_y;
+
 
         // 如果有旋转角度，应用旋转变换
         let (x_pos, y_pos) = if txt.rotation != 0.0 {
@@ -244,6 +258,8 @@ impl ScaleEntity for DynamicText {
     fn scale(&mut self, fact_x: f64, fact_y: f64) {
         self.x *= fact_x;
         self.y *= fact_y;
+        self.align_x *= fact_x;
+        self.align_y *= fact_y;
         //self.font.pixel_size *= fact;
         self.font.point_size *= fact_x;
     }