feat: improve text measurements in bound containers (#6187)

* feat: move to canvas measureText

* calcualte height with better heuristic

* improve heuristic more

* remove vertical offset as its not needed

* lint

* calculate width of individual char and ceil to calculate width and remove adjustment factor

* push the word if equal to max width

* update height when text overflows for vertical alignment top/bottom

* remove the hack of updating height when line mismatch as its not needed

* remove scroll height and calculate the height instead

* remove unused code

* fix

* remove

* use math.ceil for whole width instead of individual chars

* fix tests

* fix

* fix

* redraw text bounding box instead when font loaded to fix alignment as well

* fix

* fix

* fix

* Add a 0.05px extra only for firefox

* Add spec

* stop taking ceil and increase firefox editor width by 0.05px

* Ad 0.05px in safari too

* lint

* lint

* remove baseline from measureFontSizeFromWH

* don't redraw on font load

* lint

* refactor name and signature
This commit is contained in:
Aakansha Doshi 2023-02-23 16:33:10 +05:30 committed by GitHub
parent 39b96cb011
commit 9659254fd6
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15 changed files with 142 additions and 349 deletions

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@ -130,7 +130,6 @@ export type ExcalidrawTextElement = _ExcalidrawElementBase &
fontSize: number;
fontFamily: FontFamilyValues;
text: string;
baseline: number;
textAlign: TextAlign;
verticalAlign: VerticalAlign;
containerId: ExcalidrawGenericElement["id"] | null;