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-rw-r--r--src/Utils.ts2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/Utils.ts b/src/Utils.ts
index 599c6456a..8b9fe2aab 100644
--- a/src/Utils.ts
+++ b/src/Utils.ts
@@ -80,7 +80,7 @@ export namespace Utils {
}
}
- export function GetScreenTransform(ele?: HTMLElement): { scale: number; translateX: number; translateY: number } {
+ export function GetScreenTransform(ele?: HTMLElement | null): { scale: number; translateX: number; translateY: number } {
if (!ele) {
return { scale: 1, translateX: 1, translateY: 1 };
}