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+<link rel="match" href="../expected/canvas-filters-ref.html"/>
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+<style>
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+ * {
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+ margin: 0;
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+ /* Hide the scrollbar. */
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+ overflow: hidden;
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+ }
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+
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+ body {
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+ background-color: white;
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+ }
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+</style>
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+<body>
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+<div id="canvas-container">
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+ <canvas id="canvas-none" width="400" height="300"></canvas>
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+ <canvas id="canvas-blur" width="400" height="300"></canvas>
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+ <canvas id="canvas-brightness" width="400" height="300"></canvas>
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+ <canvas id="canvas-contrast" width="400" height="300"></canvas>
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+ <canvas id="canvas-grayscale" width="400" height="300"></canvas>
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+ <canvas id="canvas-hue-rotate" width="400" height="300"></canvas>
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+ <canvas id="canvas-invert" width="400" height="300"></canvas>
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+ <canvas id="canvas-opacity" width="400" height="300"></canvas>
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+ <canvas id="canvas-saturate" width="400" height="300"></canvas>
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+ <canvas id="canvas-sepia" width="400" height="300"></canvas>
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+ <canvas id="canvas-drop-shadow" width="400" height="300"></canvas>
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+</div>
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+</body>
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+<script>
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+ const filters = [
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+ {id: 'canvas-none', filter: 'none'},
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+ {id: 'canvas-blur', filter: 'blur(5px)'},
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+ {id: 'canvas-brightness', filter: 'brightness(150%)'},
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+ {id: 'canvas-contrast', filter: 'contrast(150%)'},
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+ {id: 'canvas-grayscale', filter: 'grayscale(100%)'},
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+ {id: 'canvas-hue-rotate', filter: 'hue-rotate(90deg)'},
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+ {id: 'canvas-invert', filter: 'invert(100%)'},
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+ {id: 'canvas-opacity', filter: 'opacity(50%)'},
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+ {id: 'canvas-saturate', filter: 'saturate(200%)'},
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+ {id: 'canvas-sepia', filter: 'sepia(100%)'},
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+ {id: 'canvas-drop-shadow', filter: 'drop-shadow(10px 10px 10px rgba(0, 0, 0, 0.5))'},
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+ ];
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+
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+ const img = new Image();
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+ img.src = '../data/car.png'; // Placeholder image
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+ img.onload = () => {
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+ filters.forEach(({id, filter}) => {
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+ const canvas = document.getElementById(id);
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+ const ctx = canvas.getContext('2d');
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+ ctx.filter = filter;
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+
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+ ctx.clearRect(0, 0, canvas.width, canvas.height);
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+ ctx.drawImage(img, 20, 50, 150, 100);
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+
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+ ctx.fillStyle = 'blue';
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+ ctx.beginPath();
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+ ctx.arc(100, 150, 50, 0, Math.PI * 2);
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+ ctx.fill();
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+
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+ ctx.fillStyle = 'green';
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+ ctx.beginPath();
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+ ctx.rect(200, 100, 100, 100);
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+ ctx.fill();
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+
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+ ctx.strokeStyle = 'red';
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+ ctx.lineWidth = 5;
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+ ctx.beginPath();
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+ ctx.moveTo(50, 250);
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+ ctx.lineTo(350, 250);
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+ ctx.stroke();
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+ });
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+ };
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+</script>
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Lucien Fiorini
