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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 | 1x 1x 8x 8x 8x 1x 30x 30x 2x 2x 3x 1x 2x | import { formatSegmentWithContentModel } from '../utils/formatSegmentWithContentModel';
import type {
ContentModelSegmentFormat,
IEditor,
ShallowMutableContentModelParagraph,
} from 'roosterjs-content-model-types';
/**
* Set font size
* @param editor The editor to operate on
* @param fontSize The font size to set
*/
export function setFontSize(editor: IEditor, fontSize: string) {
editor.focus();
formatSegmentWithContentModel(
editor,
'setFontSize',
(format, _, __, paragraph) => setFontSizeInternal(fontSize, format, paragraph),
undefined /* segmentHasStyleCallback*/,
true /*includingFormatHandler*/
);
}
/**
* @internal
* Internal set font function shared by setFontSize and changeFontSize
*/
export function setFontSizeInternal(
fontSize: string,
format: ContentModelSegmentFormat,
paragraph: ShallowMutableContentModelParagraph | null
) {
format.fontSize = fontSize;
// Since we have set font size to segment, it can be smaller than the one in paragraph format, so delete font size from paragraph
if (paragraph?.segmentFormat?.fontSize) {
const size = paragraph.segmentFormat.fontSize;
paragraph.segments.forEach(segment => {
if (!segment.format.fontSize) {
segment.format.fontSize = size;
}
});
delete paragraph.segmentFormat.fontSize;
}
}
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