Learn html - html tutorial - Ispointinpath method in html5 canvas - html examples - html programs
- isPointInPath() is the method of HTML5 canvas
- The isPointInPath() method is used to returns true if the specified point is in the current path, otherwise its return false.
Syntax for isPointInPath() method in HTML5 Canvas:
context.isPointInPath(X,Y);
Parameter Values for isPointInPath() method in HTML5 Canvas:
| Parameter |
Description |
| X |
The x-coordinate to test |
| Y |
The y-coordinate to test |
Sample Coding for isPointInPath() method in HTML5 Canvas:
Tryit<!DOCTYPE html>
<html>
<head>
<title>wikitechy-isPointInPath() Method</title>
</head>
<body>
<h1>wikitechy-isPointInPath() Method</h1>
<canvas id="wikitechyCanvas" width="300" height="150"
style="border:1px solid #d3d3d3;">
</canvas>
<script>
var canvas = document.getElementById("wikitechyCanvas");
var context = canvas.getContext("2d");
context.rect(20, 20, 150, 100);
if (context.isPointInPath(20, 50))
{
context.stroke();
};
</script>
</body>
</html>
Code Explanation for isPointInPath() method in HTML5 Canvas:
- “WikitechyCanvas” is used to declare the id value of the canvas tag.
- The getElementById() method is used to get the element with the specific id (“wikitechyCanvas”).
- canvas.getContex(“2d”) method is used to provides methods and properties for drawing two dimension figure on the canvas.
- context.rect() method is used to creates a rectangle.
- context.isPointInPath method is returns true if the point (20,50) is in the current path.
- The Stroke() method is used to draw the path.
Output for isPointInPath() method in HTML5 Canvas:
- The canvas rectangle shows with width as 300 and height as 150.
- context.isPointInPath(20, 50) value is in the canvas rectangle so its draw a rectangle on the canvas by using stroke() method.
Browser Support for isPointInPath() method in HTML5 Canvas:
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