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allow to set scaleFactor in opts #46

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allow to set scaleFactor in opts #46

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8 changes: 7 additions & 1 deletion src/index.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -35,6 +35,7 @@ interface GraphEntry {
}

interface Options {
scaleFactor?: number;
themeName?: keyof typeof themes;
customTheme?: Theme;
skipHeader?: boolean;
Expand Down Expand Up @@ -82,7 +83,6 @@ const defaultFontFace = "IBM Plex Mono";
const headerHeight = 60;
const canvasMargin = 20;
const yearHeight = textHeight + (boxWidth + boxMargin) * 8 + canvasMargin;
const scaleFactor = getPixelRatio();

function getTheme(opts: Options): Theme {
const { themeName, customTheme } = opts;
Expand Down Expand Up @@ -279,6 +279,12 @@ export function drawContributions(canvas: HTMLCanvasElement, opts: Options) {
data.years.length * yearHeight + canvasMargin + headerOffset + 10;
const width = 53 * (boxWidth + boxMargin) + canvasMargin * 2;

let scaleFactor;
if (!opts.scaleFactor) {
scaleFactor = getPixelRatio();
} else {
scaleFactor = opts.scaleFactor;
}
canvas.width = width * scaleFactor;
canvas.height = height * scaleFactor;

Expand Down