Created
September 12, 2024 08:32
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stickynote shadow
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| <canvas> | |
| <script> | |
| ctx = document.querySelector('canvas').getContext('2d') | |
| ctx.clearRect(0, 0, 1000, 1000) | |
| const blur = 12 | |
| ctx.shadowBlur = blur | |
| ctx.shadowColor = 'black' | |
| ctx.shadowOffsetX = blur | |
| ctx.shadowOffsetY = blur | |
| const x = 20 | |
| const y = 20 | |
| const w = 150 | |
| const h = 100 | |
| const a = 0 | |
| ctx.globalAlpha = 0.5 | |
| ctx.fillStyle = 'black' | |
| ctx.beginPath() | |
| ctx.moveTo(x, y) | |
| ctx.lineTo(x + w - blur, y) | |
| ctx.lineTo(x + w + h * a, y + h + h * a) | |
| ctx.lineTo(x, y + h + h * a) | |
| ctx.fill() | |
| ctx.filter = 'none' | |
| ctx.fillStyle = 'silver' | |
| ctx.globalAlpha = 1 | |
| ctx.shadowColor = 'transparent' | |
| ctx.strokeStyle = 'red' | |
| ctx.beginPath() | |
| ctx.strokeStyle = 'red' | |
| ctx.strokeRect(x,y,w,h) | |
| ctx.globalAlpha = 1 | |
| </script> |
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