55 lines
1.8 KiB
TypeScript
55 lines
1.8 KiB
TypeScript
/**
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* Copyright (c) 2017 The xterm.js authors. All rights reserved.
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* @license MIT
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*/
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import { ICharAtlasConfig } from 'browser/renderer/atlas/Types';
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import { DEFAULT_COLOR } from 'common/buffer/Constants';
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import { IColorSet, IPartialColorSet } from 'browser/Types';
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import { ITerminalOptions } from 'common/services/Services';
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export function generateConfig(scaledCharWidth: number, scaledCharHeight: number, options: ITerminalOptions, colors: IColorSet): ICharAtlasConfig {
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// null out some fields that don't matter
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const clonedColors: IPartialColorSet = {
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foreground: colors.foreground,
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background: colors.background,
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cursor: undefined,
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cursorAccent: undefined,
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selection: undefined,
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ansi: colors.ansi
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};
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return {
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devicePixelRatio: window.devicePixelRatio,
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scaledCharWidth,
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scaledCharHeight,
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fontFamily: options.fontFamily,
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fontSize: options.fontSize,
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fontWeight: options.fontWeight,
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fontWeightBold: options.fontWeightBold,
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allowTransparency: options.allowTransparency,
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colors: clonedColors
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};
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}
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export function configEquals(a: ICharAtlasConfig, b: ICharAtlasConfig): boolean {
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for (let i = 0; i < a.colors.ansi.length; i++) {
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if (a.colors.ansi[i].rgba !== b.colors.ansi[i].rgba) {
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return false;
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}
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}
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return a.devicePixelRatio === b.devicePixelRatio &&
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a.fontFamily === b.fontFamily &&
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a.fontSize === b.fontSize &&
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a.fontWeight === b.fontWeight &&
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a.fontWeightBold === b.fontWeightBold &&
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a.allowTransparency === b.allowTransparency &&
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a.scaledCharWidth === b.scaledCharWidth &&
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a.scaledCharHeight === b.scaledCharHeight &&
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a.colors.foreground === b.colors.foreground &&
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a.colors.background === b.colors.background;
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}
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export function is256Color(colorCode: number): boolean {
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return colorCode < DEFAULT_COLOR;
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}
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