feat:V2.5.5方格推理

This commit is contained in:
R524809
2025-12-19 10:34:30 +08:00
parent 99686e30bd
commit 78d98164e5
10 changed files with 651 additions and 4 deletions
+99
View File
@@ -282,4 +282,103 @@ export class BaseDrawService {
// 重置为实线(避免影响后续绘制)
ctx.setLineDash([]);
}
/**
* 绘制符号(使用路径绘制)
* @param x 符号中心X坐标
* @param y 符号中心Y坐标
* @param symbol 符号类型:'+', '-', '×', '✓'
* @param size 符号大小
*/
drawSymbol(x: number, y: number, symbol: string, size: number): void {
const { ctx } = this;
ctx.save();
ctx.translate(x, y);
const lineWidth = size * 0.15; // 线条宽度
const halfSize = size / 2;
const strokeLength = halfSize * 0.7; // 线条长度
ctx.strokeStyle = '#000';
ctx.lineWidth = lineWidth;
ctx.lineCap = 'round';
ctx.lineJoin = 'round';
switch (symbol) {
case '+':
// 加号:横线和竖线
ctx.beginPath();
// 横线
ctx.moveTo(-strokeLength, 0);
ctx.lineTo(strokeLength, 0);
// 竖线
ctx.moveTo(0, -strokeLength);
ctx.lineTo(0, strokeLength);
ctx.stroke();
break;
case '-':
// 减号:横线
ctx.beginPath();
ctx.moveTo(-strokeLength, 0);
ctx.lineTo(strokeLength, 0);
ctx.stroke();
break;
case '×':
// 乘号:两条斜线
ctx.beginPath();
// 左上到右下
ctx.moveTo(-strokeLength * 0.7, -strokeLength * 0.7);
ctx.lineTo(strokeLength * 0.7, strokeLength * 0.7);
// 右上到左下
ctx.moveTo(strokeLength * 0.7, -strokeLength * 0.7);
ctx.lineTo(-strokeLength * 0.7, strokeLength * 0.7);
ctx.stroke();
break;
case '✓':
// 对号:勾,整体更大,右侧的线更长
const checkScale = 1.2; // 对号整体放大1.2倍
ctx.beginPath();
const checkStartX = -strokeLength * 0.5 * checkScale;
const checkStartY = -strokeLength * 0.2 * checkScale;
const checkMidX = -strokeLength * 0.1 * checkScale;
const checkMidY = strokeLength * 0.3 * checkScale;
const checkEndX = strokeLength * 1.0 * checkScale; // 增加右侧长度
const checkEndY = -strokeLength * 0.4 * checkScale; // 稍微向上调整
ctx.moveTo(checkStartX, checkStartY);
ctx.lineTo(checkMidX, checkMidY);
ctx.lineTo(checkEndX, checkEndY);
ctx.stroke();
break;
default:
// 默认绘制加号
ctx.beginPath();
ctx.moveTo(-strokeLength, 0);
ctx.lineTo(strokeLength, 0);
ctx.moveTo(0, -strokeLength);
ctx.lineTo(0, strokeLength);
ctx.stroke();
}
ctx.restore();
}
/**
* 绘制圆点
*/
drawDot(
ctx: RenderingContext,
x: number,
y: number,
radius: number,
fillColor?: string,
) {
ctx.fillStyle = fillColor ?? '#93D333';
ctx.beginPath();
ctx.arc(x, y, radius, 0, Math.PI * 2);
ctx.fill();
}
}