JavaScript canvas2d object method: fillText()
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The fillText() method of the JavaScript
DOM object returned
by the getContext("2d")
method applied to the HTML <canvas>
element draws ‘filled’ text.
It has the following
syntax with the following parameters.
context.fillText(text, x, y, maxwidth)
Parameter
|
Required / Optional
|
Description
|
text
|
Required
|
String specifying text
|
x
|
Required
|
x-coordinate of
upper-left corner (relative to canvas)
|
y
|
Required
|
y-coordinate of
upper-left corner (relative to canvas)
|
maxwidth
|
Optional
|
Maximum width, in
pixels
|
EXAMPLE:
HTML USED IN THIS EXAMPLE:
<!DOCTYPE html>
<html> <!-- Copyright (c) Nematrian Limited 2018 -->
<head></head>
<body>
<span id="element"></span>
<script>
var x2 = document.createElement("CANVAS");
x2.setAttribute("width", "200");
x2.setAttribute("height", "100");
x2.setAttribute("style", "border: 1px solid black");
var c2 = x2.getContext("2d");
c2.fillStyle = "blue";
c2.font = "40px Verdana";
c2.fillText("Hello", 10, 50);
document.getElementById("element").appendChild(x2);
</script>
</body>
</html>
|
FUNCTION THAT MAY ASSIST IN TESTING WHETHER FEATURE IS SUPPORTED:
function isSupportedJavaScriptMethodCanvas2dFillText() {
var x = document.createElement("CANVAS"); var c = x.getContext("2d"); return !!c.fillText;
} |
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