feat:V2.5.2 颜色找规律

This commit is contained in:
R524809
2025-12-17 15:30:14 +08:00
parent d6ec0eccd8
commit 4a3ad82d08
13 changed files with 703 additions and 127 deletions
@@ -17,12 +17,30 @@ export const SHAPE_SYMBOL_SHAPES: ShapeSymbolShape[] = [
{ id: 'ellipse', name: '椭圆' },
{ id: 'star', name: '五角星' },
{ id: 'pentagon', name: '五边形' },
{ id: 'hexagon', name: '六边形' },
{ id: 'octagon', name: '八边形' },
{ id: 'cross', name: '十字形' },
{ id: 'rectangle', name: '长方形' },
{ id: 'sector', name: '扇形' },
{ id: 'heart', name: '心形' },
];
/**
* 绘制图形(无边框,仅填充)
* 绘制图形选项
*/
export interface DrawShapeOptions {
/** 填充颜色,如果为 null 则不填充 */
fillColor?: string | null;
/** 边框颜色,如果为 null 则不绘制边框 */
strokeColor?: string | null;
/** 边框宽度,默认为 1.5 */
strokeWidth?: number;
}
/**
* 绘制图形(支持边框和填充控制)
* 所有图形保持相同的大小
* @overload 旧的方式:drawShapeSymbolShape(ctx, shapeId, x, y, size, fillColor)
*/
export function drawShapeSymbolShape(
ctx: RenderingContext,
@@ -31,32 +49,110 @@ export function drawShapeSymbolShape(
y: number,
size: number,
fillColor: string,
options?: DrawShapeOptions,
): void;
/**
* 绘制图形(支持边框和填充控制)
* 所有图形保持相同的大小
* @overload 新的方式:drawShapeSymbolShape(ctx, shapeId, x, y, size, options)
*/
export function drawShapeSymbolShape(
ctx: RenderingContext,
shapeId: string,
x: number,
y: number,
size: number,
options: DrawShapeOptions,
): void;
/**
* 绘制图形(支持边框和填充控制)
* 所有图形保持相同的大小
*/
export function drawShapeSymbolShape(
ctx: RenderingContext,
shapeId: string,
x: number,
y: number,
size: number,
fillColorOrOptions: string | DrawShapeOptions,
options?: DrawShapeOptions,
): void {
ctx.save();
ctx.translate(x, y);
const radius = size / 2;
ctx.fillStyle = fillColor;
// 兼容旧的调用方式:drawShapeSymbolShape(ctx, shapeId, x, y, size, fillColor)
let fillColor: string | null = null;
let drawOptions: DrawShapeOptions = {};
if (typeof fillColorOrOptions === 'string') {
// 旧的方式:fillColor 是字符串
fillColor = fillColorOrOptions;
drawOptions = options || {};
} else {
// 新的方式:第一个参数是 options
drawOptions = fillColorOrOptions || {};
fillColor = drawOptions.fillColor || null;
}
// 设置填充和描边样式
if (fillColor) {
ctx.fillStyle = fillColor;
}
if (drawOptions.strokeColor) {
ctx.strokeStyle = drawOptions.strokeColor;
ctx.lineWidth = drawOptions.strokeWidth || 1.5;
}
// 统一的填充和描边处理函数
const drawPath = () => {
if (fillColor) {
ctx.fill();
}
if (drawOptions.strokeColor) {
ctx.stroke();
}
};
switch (shapeId) {
case 'circle':
ctx.beginPath();
ctx.arc(0, 0, radius, 0, Math.PI * 2);
ctx.fill();
drawPath();
break;
case 'square':
ctx.fillRect(-radius, -radius, size, size);
// 正方形缩小为原来的0.9倍
const squareSize = size * 0.9;
const squareRadius = squareSize / 2;
if (fillColor) {
ctx.fillRect(
-squareRadius,
-squareRadius,
squareSize,
squareSize,
);
}
if (drawOptions.strokeColor) {
ctx.strokeRect(
-squareRadius,
-squareRadius,
squareSize,
squareSize,
);
}
break;
case 'triangle':
// 三角形缩小为原来的0.9倍
const triangleRadius = radius * 0.9;
ctx.beginPath();
ctx.moveTo(0, -radius);
ctx.lineTo(-radius, radius);
ctx.lineTo(radius, radius);
ctx.moveTo(0, -triangleRadius);
ctx.lineTo(-triangleRadius, triangleRadius);
ctx.lineTo(triangleRadius, triangleRadius);
ctx.closePath();
ctx.fill();
drawPath();
break;
case 'diamond':
@@ -66,7 +162,7 @@ export function drawShapeSymbolShape(
ctx.lineTo(0, radius);
ctx.lineTo(-radius, 0);
ctx.closePath();
ctx.fill();
drawPath();
break;
case 'trapezoid':
@@ -77,13 +173,13 @@ export function drawShapeSymbolShape(
ctx.lineTo(radius, radius * 0.7);
ctx.lineTo(-radius, radius * 0.7);
ctx.closePath();
ctx.fill();
drawPath();
break;
case 'ellipse':
ctx.beginPath();
ctx.ellipse(0, 0, radius * 0.8, radius * 0.6, 0, 0, Math.PI * 2);
ctx.fill();
drawPath();
break;
case 'star':
@@ -106,7 +202,7 @@ export function drawShapeSymbolShape(
ctx.lineTo(x2, y2);
}
ctx.closePath();
ctx.fill();
drawPath();
break;
case 'pentagon':
@@ -119,7 +215,94 @@ export function drawShapeSymbolShape(
else ctx.lineTo(px, py);
}
ctx.closePath();
ctx.fill();
drawPath();
break;
case 'hexagon':
// 六边形
ctx.beginPath();
for (let i = 0; i < 6; i++) {
const angle = (i * 2 * Math.PI) / 6 - Math.PI / 2;
const px = Math.cos(angle) * radius;
const py = Math.sin(angle) * radius;
if (i === 0) ctx.moveTo(px, py);
else ctx.lineTo(px, py);
}
ctx.closePath();
drawPath();
break;
case 'octagon':
// 八边形
ctx.beginPath();
for (let i = 0; i < 8; i++) {
const angle = (i * 2 * Math.PI) / 8 - Math.PI / 2;
const px = Math.cos(angle) * radius;
const py = Math.sin(angle) * radius;
if (i === 0) ctx.moveTo(px, py);
else ctx.lineTo(px, py);
}
ctx.closePath();
drawPath();
break;
case 'cross':
// 十字形
const crossWidth = radius * 0.3; // 十字的宽度
if (fillColor) {
// 竖条
ctx.fillRect(-crossWidth, -radius, crossWidth * 2, size);
// 横条
ctx.fillRect(-radius, -crossWidth, size, crossWidth * 2);
}
if (drawOptions.strokeColor) {
// 竖条
ctx.strokeRect(-crossWidth, -radius, crossWidth * 2, size);
// 横条
ctx.strokeRect(-radius, -crossWidth, size, crossWidth * 2);
}
break;
case 'rectangle':
// 长方形(横向,宽度是高度的1.2倍)
const rectWidth = radius * 1.1;
const rectHeight = radius * 0.7;
if (fillColor) {
ctx.fillRect(
-rectWidth,
-rectHeight,
rectWidth * 2,
rectHeight * 2,
);
}
if (drawOptions.strokeColor) {
ctx.strokeRect(
-rectWidth,
-rectHeight,
rectWidth * 2,
rectHeight * 2,
);
}
break;
// 扇形
case 'sector':
// 扇形(90度扇形),圆心在格子中心点偏左二分之一的位置
const sectorCenterX = -radius / 2; // 向左偏移半径的一半
const sectorCenterY = 0;
ctx.beginPath();
ctx.moveTo(sectorCenterX, sectorCenterY);
ctx.arc(
sectorCenterX,
sectorCenterY,
radius,
-Math.PI / 4,
Math.PI / 4,
false,
);
ctx.lineTo(sectorCenterX, sectorCenterY);
ctx.closePath();
drawPath();
break;
case 'heart':
@@ -141,14 +324,14 @@ export function drawShapeSymbolShape(
ctx.bezierCurveTo(tx(50), ty(80), tx(70), ty(65), tx(75), ty(50));
ctx.bezierCurveTo(tx(80), ty(35), tx(65), ty(20), tx(50), ty(35));
ctx.closePath();
ctx.fill();
drawPath();
break;
default:
// 默认绘制圆形
ctx.beginPath();
ctx.arc(0, 0, radius, 0, Math.PI * 2);
ctx.fill();
drawPath();
}
ctx.restore();