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Wrong insert position when editing ligatures in rich text boxes #39

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anydream opened this issue Mar 23, 2019 · 3 comments
Open

Wrong insert position when editing ligatures in rich text boxes #39

anydream opened this issue Mar 23, 2019 · 3 comments
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2.0 This will be fixed in GacUI 2.0 enhancement

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@anydream
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anydream commented Mar 23, 2019 •
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Wrong represent by GacUI:
gac

Correct represent by Windows notepad:
notepad

The font is Calibri from Windows 10 system.
@anydream anydream changed the title Wrong Insert position when using ligatures in rich text boxes Wrong insert position when using ligatures in rich text boxes Mar 23, 2019
@anydream anydream changed the title Wrong insert position when using ligatures in rich text boxes Wrong insert position when typing ligatures in rich text boxes Mar 23, 2019
@anydream anydream changed the title Wrong insert position when typing ligatures in rich text boxes Wrong insert position when editing ligatures in rich text boxes Mar 23, 2019
@vczh
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vczh commented Mar 25, 2019 •
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Will fix after the document work is done
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@anydream
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Some of OpenType fonts have ligature caret position in GDEF table:
https://docs.microsoft.com/en-us/typography/opentype/processing-part2#gdef-table

@anydream
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And the correct way to split characters from ligatures:
http://unicode.org/reports/tr29/#Grapheme_Cluster_Boundaries

@vczh vczh added the 2.0 This will be fixed in GacUI 2.0 label Mar 28, 2019
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@vczh @anydream