feat: 数感启蒙、专注力页面重构、首页入口开发

miniprogram/focusPages/shared/service/lineRecognitionDraw.ts

@@ -238,9 +238,9 @@ class LineRecognitionDraw extends BaseDrawService {
     }
 
     /**
-     * 绘制线条
+     * 按线条类型绘制预览/练习区中的线条（避免与 BaseDrawService.drawLine 同名冲突）
      */
-    private drawLine(
+    private drawLineVariant(
         ctx: RenderingContext,
         lineType: LineType,
         x: number,
@@ -317,7 +317,7 @@ class LineRecognitionDraw extends BaseDrawService {
             const lineX = blockX + lineMargin;
             const lineY = blockY + referenceBlockHeight / 2;
             const lineWidth = referenceBlockWidth - lineMargin * 2;
-            this.drawLine(ctx, config.type, lineX, lineY, lineWidth);
+            this.drawLineVariant(ctx, config.type, lineX, lineY, lineWidth);
 
             // 绘制文字标签
             ctx.fillStyle = '#000';
@@ -359,7 +359,7 @@ class LineRecognitionDraw extends BaseDrawService {
             const lineX = blockX + lineMargin;
             const lineY = blockY + referenceBlockHeight / 2;
             const lineWidth = referenceBlockWidth - lineMargin * 2;
-            this.drawLine(ctx, config.type, lineX, lineY, lineWidth);
+            this.drawLineVariant(ctx, config.type, lineX, lineY, lineWidth);
 
             // 绘制文字标签
             ctx.fillStyle = '#000';

miniprogram/focusPages/shared/service/shapeSymbolDraw.ts

@@ -116,7 +116,7 @@ class ShapeSymbolDraw extends BaseDrawService {
             // 第二行：绘制符号（使用 emoji）
             const symbolX = legendStartX + index * cellSize + cellSize / 2;
             const symbolY = legendStartY + cellSize + cellSize / 2;
-            this.drawSymbol(ctx, symbolX, symbolY, mapping.symbol, 30);
+            this.drawLegendEmojiSymbol(ctx, symbolX, symbolY, mapping.symbol, 30);
         });
 
         const dividerY = legendStartY + legendRows * cellSize + 30;
@@ -178,9 +178,9 @@ class ShapeSymbolDraw extends BaseDrawService {
     }
 
     /**
-     * 绘制符号（使用路径绘制，类似 shapeSymbolShapes.ts）
+     * 图例区绘制 emoji 符号（避免与 BaseDrawService.drawSymbol 同名冲突）
      */
-    private drawSymbol(
+    private drawLegendEmojiSymbol(
         ctx: RenderingContext,
         x: number,
         y: number,