perf(): measuring canvas size (fabricjs#9697)

silverwind · Feb 29, 2024 · e16980c · e16980c
1 parent 5dbf45f
commit e16980c
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -2,6 +2,7 @@
 
 ## [next]
 
+- perf(): measuring canvas size [#9697](https://github.com/fabricjs/fabric.js/pull/9697)
 - chore(TS): Add type for options in toCanvasElement and toDataUrl [#9673](https://github.com/fabricjs/fabric.js/pull/9673)
 - ci(): add source map support to node sandbox [#9686](https://github.com/fabricjs/fabric.js/pull/9686)
 - fix(Canvas): Correct type mainTouchId initialization [#9684](https://github.com/fabricjs/fabric.js/pull/9684)

diff --git a/src/shapes/Text/Text.ts b/src/shapes/Text/Text.ts
@@ -55,7 +55,9 @@ let measuringContext: CanvasRenderingContext2D | null;
  */
 function getMeasuringContext() {
   if (!measuringContext) {
-    measuringContext = createCanvasElement().getContext('2d');
+    const canvas = createCanvasElement();
+    canvas.width = canvas.height = 0;
+    measuringContext = canvas.getContext('2d');
   }
   return measuringContext;
 }