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Refactor Font.js

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This commit is contained in:
Niklas von Hertzen 2017-12-09 17:46:32 +08:00
parent e8a4d775e8
commit b239937e00
1 changed files with 5 additions and 3 deletions
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8
src/Font.js
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@ -63,9 +63,11 @@ export class FontMetrics {
return {baseline, middle}; return {baseline, middle};
} }
getMetrics(font: Font) { getMetrics(font: Font) {
if (this._data[`${font.fontFamily} ${font.fontSize}`] === undefined) { const key = `${font.fontFamily} ${font.fontSize}`;
this._data[`${font.fontFamily} ${font.fontSize}`] = this._parseMetrics(font); if (this._data[key] === undefined) {
this._data[key] = this._parseMetrics(font);
} }
return this._data[`${font.fontFamily} ${font.fontSize}`];
return this._data[key];
} }
} }