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do not center text when not applicable (#1783)

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This commit is contained in:
David Luzar
2020-06-25 21:21:27 +02:00
committed by GitHub
parent 9c89504b6f
commit cd87bd6901
16 changed files with 418 additions and 321 deletions
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17
src/utils.ts
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@ -88,8 +88,12 @@ export const measureText = (text: string, font: FontString) => {
line.style.whiteSpace = "pre";
line.style.font = font;
body.appendChild(line);
// Now we can measure width and height of the letter
line.innerText = text;
line.innerText = text
.split("\n")
// replace empty lines with single space because leading/trailing empty
// lines would be stripped from computation
.map((x) => x || " ")
.join("\n");
const width = line.offsetWidth;
const height = line.offsetHeight;
// Now creating 1px sized item that will be aligned to baseline
@ -214,13 +218,8 @@ export const sceneCoordsToViewportCoords = (
scale: number,
) => {
const zoomOrigin = getZoomOrigin(canvas, scale);
const sceneXWithZoomAndScroll =
zoomOrigin.x - (zoomOrigin.x - sceneX - scrollX) * zoom;
const sceneYWithZoomAndScroll =
zoomOrigin.y - (zoomOrigin.y - sceneY - scrollY) * zoom;
const x = sceneXWithZoomAndScroll;
const y = sceneYWithZoomAndScroll;
const x = zoomOrigin.x - (zoomOrigin.x - sceneX - scrollX) * zoom;
const y = zoomOrigin.y - (zoomOrigin.y - sceneY - scrollY) * zoom;
return { x, y };
};