feat:2.4.4数一数比大小

2025-12-05 16:06:40 +08:00
parent 0fcebb90cc
commit fedbe3d193
9 changed files with 590 additions and 4 deletions
@@ -0,0 +1,65 @@
+import { BaseMathDrawService } from './baseMathDraw';
+import { drawCompareContent } from './compareContentDraw';
+
+/**
+ * 数一数比大小绘制服务
+ * 组合使用基础绘制服务和内容区域绘制服务
+ */
+class CompareDraw extends BaseMathDrawService {
+    compareData: {
+        problems: Array<{
+            leftCount: number;
+            rightCount: number;
+            leftImageIndex: number;
+            rightImageIndex: number;
+            imageType: 'fruits' | 'twelve-animals';
+        }>;
+    } | null;
+
+    constructor(
+        canvas: Canvas,
+        ctx: RenderingContext,
+        options?: Record<string, any>,
+    ) {
+        super(canvas, ctx, options);
+        this.compareData = null;
+    }
+
+    async draw(compareData: {
+        problems: Array<{
+            leftCount: number;
+            rightCount: number;
+            leftImageIndex: number;
+            rightImageIndex: number;
+            imageType: 'fruits' | 'twelve-animals';
+        }>;
+    }) {
+        if (!compareData || !compareData.problems) {
+            return;
+        }
+
+        this.setPrintConfig();
+        this.compareData = compareData;
+        this.clear();
+        this.setPaper();
+
+        // 绘制Header
+        if (this.headerType !== 'minimal') {
+            await this.drawHeader();
+        } else {
+            this.drawMiniHeader();
+        }
+
+        // 绘制内容区域（数一数比大小）
+        this.drawDivider();
+        await drawCompareContent({
+            canvas: this.canvas,
+            ctx: this.ctx,
+            compareData: this.compareData,
+            canvasWidth: this.canvasWidth,
+            startY: this.currentY,
+        });
+    }
+}
+
+export default CompareDraw;