R524809
68 lines
1.8 KiB
TypeScript
68 lines
1.8 KiB
TypeScript
import { BaseDrawService } from '../../../service/baseDraw';
|
|
import { drawAdditionContent } from './additionContentDraw';
|
|
|
|
/**
|
|
* 加减法计算绘制服务
|
|
* 组合使用基础绘制服务和内容区域绘制服务
|
|
*/
|
|
class AdditionDraw extends BaseDrawService {
|
|
calculationData: {
|
|
problems: Array<{
|
|
type: 'addition' | 'subtraction';
|
|
left: number;
|
|
right: number;
|
|
result: number;
|
|
}>;
|
|
} | null;
|
|
|
|
constructor(
|
|
canvas: Canvas,
|
|
ctx: RenderingContext,
|
|
options?: Record<string, any>,
|
|
) {
|
|
super(canvas, ctx, options);
|
|
this.calculationData = null;
|
|
}
|
|
|
|
async draw(
|
|
calculationData: {
|
|
problems: Array<{
|
|
type: 'addition' | 'subtraction';
|
|
left: number;
|
|
right: number;
|
|
result: number;
|
|
}>;
|
|
},
|
|
_calculationType: string = 'addition-5', // 保留参数以保持接口兼容性
|
|
_imageType?: string, // 可选，不再使用，每个运算会随机选择图片类型
|
|
) {
|
|
if (!calculationData || !calculationData.problems) {
|
|
return;
|
|
}
|
|
|
|
this.setPrintConfig();
|
|
this.calculationData = calculationData;
|
|
this.clear();
|
|
this.setPaper();
|
|
|
|
// 绘制Header
|
|
if (this.headerType !== 'minimal') {
|
|
await this.drawHeader();
|
|
} else {
|
|
this.drawMiniHeader();
|
|
}
|
|
|
|
// 绘制内容区域（加减法计算）
|
|
this.drawDivider();
|
|
await drawAdditionContent({
|
|
canvas: this.canvas,
|
|
ctx: this.ctx,
|
|
problems: this.calculationData.problems,
|
|
canvasWidth: this.canvasWidth,
|
|
startY: this.currentY,
|
|
});
|
|
}
|
|
}
|
|
|
|
export default AdditionDraw;
|