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Code Issues Projects Releases Wiki Activity

feat: add rtl render support (#2653)

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Niklas von Hertzen
2021-08-13 19:50:59 +08:00
committed by GitHub
parent 437b367d3b
commit 6947982848
3 changed files with 29 additions and 0 deletions
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3
src/render/canvas/canvas-renderer.ts
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@ -43,6 +43,7 @@ import {TextShadow} from '../../css/property-descriptors/text-shadow';
import {PAINT_ORDER_LAYER} from '../../css/property-descriptors/paint-order';
import {Renderer} from '../renderer';
import {Context} from '../../core/context';
import {DIRECTION} from '../../css/property-descriptors/direction';
import {splitGraphemes} from 'text-segmentation';
export type RenderConfigurations = RenderOptions & {
@ -174,6 +175,8 @@ export class CanvasRenderer extends Renderer {
this.ctx.font = font;
this.ctx.direction = styles.direction === DIRECTION.RTL ? 'rtl' : 'ltr';
this.ctx.textAlign = 'left';
this.ctx.textBaseline = 'alphabetic';
const {baseline, middle} = this.fontMetrics.getMetrics(fontFamily, fontSize);
const paintOrder = styles.paintOrder;