kanvas gambar tanaman
var image = new Image(),
canvas = document.getElementById('canvas'),
ctx = canvas.getContext('2d');
image.src = 'https://i.stack.imgur.com/I4jXc.png';
image.onload = function(){
ctx.drawImage(image,
70, 20, // Start at 70/20 pixels from the left and the top of the image (crop),
50, 50, // "Get" a `50 * 50` (w * h) area from the source image (crop),
0, 0, // Place the result at 0, 0 in the canvas,
100, 100); // With as width / height: 100 * 100 (scale)
}
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