Baseline Widely available
The getScreenCTM()
method of the SVGGraphicsElement
interface represents the matrix that transforms the current element's coordinate system to the coordinate system of the SVG viewport for the SVG document fragment.
None.
Return valueA DOMMatrix
object.
<svg xmlns="http://www.w3.org/2000/svg" width="400" height="400">
<!-- Circle with translation and scale -->
<circle
id="circle"
cx="50"
cy="50"
r="30"
fill="blue"
transform="translate(100, 150) scale(2)" />
</svg>
const circle = document.getElementById("circle");
// Get the current screen transformation matrix
const screenCTM = circle.getScreenCTM();
console.log("Screen transformation matrix:");
console.log(
`a: ${screenCTM.a}, b: ${screenCTM.b}, c: ${screenCTM.c}, d: ${screenCTM.d}, e: ${screenCTM.e}, f: ${screenCTM.f}`,
);
// Output: a: 2, b: 0, c: 0, d: 2, e: 100, f: 150
Specifications Browser compatibility
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HTML:
3.2
| Encoding:
UTF-8
| Version:
0.7.4