浅谈基于Canvas的手绘风格图形库Rough.js

npm install --save roughjs

const rc = rough.canvas(document.getElementById('canvas'));rc.rectangle(10, 10, 200, 200); // x, y, width, height

rc.circle(80, 120, 50); // centerX, centerY, diameterrc.ellipse(300, 100, 150, 80); // centerX, centerY, width, heightrc.line(80, 120, 300, 100); // x1, y1, x2, y2

rc.circle(50, 50, 80, { fill: 'red' }); // fill with red hachurerc.rectangle(120, 15, 80, 80, { fill: 'red' });rc.circle(50, 150, 80, {  fill: "rgb(10,150,10)",  fillWeight: 3 // thicker lines for hachure});rc.rectangle(220, 15, 80, 80, {  fill: 'red',  hachureAngle: 60, // angle of hachure,  hachureGap: 8});rc.rectangle(120, 105, 80, 80, {  fill: 'rgba(255,0,200,0.2)',  fillStyle: 'solid' // solid fill});

rc.rectangle(15, 15, 80, 80, { roughness: 0.5, fill: 'red' });rc.rectangle(120, 15, 80, 80, { roughness: 2.8, fill: 'blue' });rc.rectangle(220, 15, 80, 80, { bowing: 6, stroke: 'green', strokeWidth: 3 });

rc.path('M80 80 A 45 45, 0, 0, 0, 125 125 L 125 80 Z', { fill: 'green' });rc.path('M230 80 A 45 45, 0, 1, 0, 275 125 L 275 80 Z', { fill: 'purple' });rc.path('M80 230 A 45 45, 0, 0, 1, 125 275 L 125 230 Z', { fill: 'red' });rc.path('M230 230 A 45 45, 0, 1, 1, 275 275 L 275 230 Z', { fill: 'blue' });

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