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Use constants for default colors

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This commit is contained in:
Daniel Imms
2018-10-09 11:12:35 -07:00
parent 791c020a56
commit 1e9564788e
9 changed files with 30 additions and 26 deletions
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src/Buffer.ts
+2 -1
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@@ -8,8 +8,9 @@ import { CharData, ITerminal, IBuffer, IBufferLine, BufferIndex, IBufferStringIt
import { EventEmitter } from './common/EventEmitter';
import { IMarker } from 'xterm';
import { BufferLine, BufferLineTypedArray } from './BufferLine';
import { DEFAULT_COLOR } from './renderer/atlas/Types';
export const DEFAULT_ATTR = (0 << 18) | (257 << 9) | (256 << 0);
export const DEFAULT_ATTR = (0 << 18) | (DEFAULT_COLOR << 9) | (256 << 0);
export const CHAR_DATA_ATTR_INDEX = 0;
export const CHAR_DATA_CHAR_INDEX = 1;
export const CHAR_DATA_WIDTH_INDEX = 2;
src/renderer/BaseRenderLayer.ts
+2 -2
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@@ -5,7 +5,7 @@
import { IRenderLayer, IColorSet, IRenderDimensions } from './Types';
import { CharData, ITerminal } from '../Types';
import { DIM_OPACITY, INVERTED_DEFAULT_COLOR, IGlyphIdentifier } from './atlas/Types';
import { DIM_OPACITY, INVERTED_DEFAULT_COLOR, IGlyphIdentifier, DEFAULT_COLOR } from './atlas/Types';
import BaseCharAtlas from './atlas/BaseCharAtlas';
import { acquireCharAtlas } from './atlas/CharAtlasCache';
import { CHAR_DATA_CHAR_INDEX } from '../Buffer';
@@ -298,7 +298,7 @@ export abstract class BaseRenderLayer implements IRenderLayer {
if (fg === INVERTED_DEFAULT_COLOR) {
this._ctx.fillStyle = this._colors.background.css;
} else if (fg < 256) {
} else if (fg < DEFAULT_COLOR) {
// 256 color support
this._ctx.fillStyle = this._colors.ansi[fg].css;
} else {
src/renderer/LinkRenderLayer.ts
+2 -2
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@@ -6,7 +6,7 @@
import { ILinkHoverEvent, ITerminal, ILinkifierAccessor, LinkHoverEventTypes } from '../Types';
import { IColorSet, IRenderDimensions } from './Types';
import { BaseRenderLayer } from './BaseRenderLayer';
import { INVERTED_DEFAULT_COLOR } from './atlas/Types';
import { INVERTED_DEFAULT_COLOR, DEFAULT_COLOR } from './atlas/Types';
export class LinkRenderLayer extends BaseRenderLayer {
private _state: ILinkHoverEvent = null;
@@ -42,7 +42,7 @@ export class LinkRenderLayer extends BaseRenderLayer {
private _onLinkHover(e: ILinkHoverEvent): void {
if (e.fg === INVERTED_DEFAULT_COLOR) {
this._ctx.fillStyle = this._colors.background.css;
} else if (e.fg < 256) {
} else if (e.fg < DEFAULT_COLOR) {
// 256 color support
this._ctx.fillStyle = this._colors.ansi[e.fg].css;
} else {
src/renderer/TextRenderLayer.ts
+5 -5
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@@ -6,7 +6,7 @@
import { CHAR_DATA_ATTR_INDEX, CHAR_DATA_CODE_INDEX, CHAR_DATA_CHAR_INDEX, CHAR_DATA_WIDTH_INDEX, NULL_CELL_CODE } from '../Buffer';
import { FLAGS, IColorSet, IRenderDimensions, ICharacterJoinerRegistry } from './Types';
import { CharData, ITerminal } from '../Types';
import { INVERTED_DEFAULT_COLOR } from './atlas/Types';
import { INVERTED_DEFAULT_COLOR, DEFAULT_COLOR } from './atlas/Types';
import { GridCache } from './GridCache';
import { BaseRenderLayer } from './BaseRenderLayer';
@@ -143,10 +143,10 @@ export class TextRenderLayer extends BaseRenderLayer {
const temp = bg;
bg = fg;
fg = temp;
if (fg === 256) {
if (fg === DEFAULT_COLOR) {
fg = INVERTED_DEFAULT_COLOR;
}
if (bg === 257) {
if (bg === DEFAULT_COLOR) {
bg = INVERTED_DEFAULT_COLOR;
}
}
@@ -186,7 +186,7 @@ export class TextRenderLayer extends BaseRenderLayer {
let nextFillStyle = null; // null represents default background color
if (bg === INVERTED_DEFAULT_COLOR) {
nextFillStyle = this._colors.foreground.css;
} else if (bg < 256) {
} else if (bg < DEFAULT_COLOR) {
nextFillStyle = this._colors.ansi[bg].css;
}
@@ -230,7 +230,7 @@ export class TextRenderLayer extends BaseRenderLayer {
this._ctx.save();
if (fg === INVERTED_DEFAULT_COLOR) {
this._ctx.fillStyle = this._colors.background.css;
} else if (fg < 256) {
} else if (fg < DEFAULT_COLOR) {
// 256 color support
this._ctx.fillStyle = this._colors.ansi[fg].css;
} else {
src/renderer/atlas/DynamicCharAtlas.ts
+1 -1
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@@ -42,7 +42,7 @@ interface IGlyphCacheValue {
inBitmap: boolean;
}
function getGlyphCacheKey(glyph: IGlyphIdentifier): number {
export function getGlyphCacheKey(glyph: IGlyphIdentifier): number {
// Note that this only returns a valid key when code < 256
// Layout:
// 0b00000000000000000000000000000001: italic (1)
src/renderer/atlas/StaticCharAtlas.ts
+5 -5
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@@ -3,7 +3,7 @@
* @license MIT
*/
import { DIM_OPACITY, IGlyphIdentifier } from './Types';
import { DIM_OPACITY, IGlyphIdentifier, DEFAULT_COLOR } from './Types';
import { CHAR_ATLAS_CELL_SPACING, ICharAtlasConfig } from '../../shared/atlas/Types';
import { generateStaticCharAtlasTexture } from '../../shared/atlas/CharAtlasGenerator';
import BaseCharAtlas from './BaseCharAtlas';
@@ -41,8 +41,8 @@ export default class StaticCharAtlas extends BaseCharAtlas {
const isAscii = glyph.code < 256;
// A color is basic if it is one of the 4 bit ANSI colors.
const isBasicColor = glyph.fg < 16;
const isDefaultColor = glyph.fg === 256;
const isDefaultBackground = glyph.bg >= 256;
const isDefaultColor = glyph.fg === DEFAULT_COLOR;
const isDefaultBackground = glyph.bg === DEFAULT_COLOR;
return isAscii && (isBasicColor || isDefaultColor) && isDefaultBackground && !glyph.italic;
}
@@ -58,9 +58,9 @@ export default class StaticCharAtlas extends BaseCharAtlas {
}
let colorIndex = 0;
if (glyph.fg < 256) {
if (glyph.fg < DEFAULT_COLOR) {
colorIndex = 2 + glyph.fg + (glyph.bold ? 16 : 0);
} else if (glyph.fg === 256) {
} else if (glyph.fg === DEFAULT_COLOR) {
// If default color and bold
if (glyph.bold) {
colorIndex = 1;
src/renderer/atlas/Types.ts
+2 -1
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@@ -3,7 +3,8 @@
* @license MIT
*/
export const INVERTED_DEFAULT_COLOR = 258;
export const DEFAULT_COLOR = 256;
export const INVERTED_DEFAULT_COLOR = 257;
export const DIM_OPACITY = 0.5;
export interface IGlyphIdentifier {
src/renderer/dom/DomRendererRowFactory.test.ts
+6 -5
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@@ -10,6 +10,7 @@ import { DEFAULT_ATTR, NULL_CELL_CODE, NULL_CELL_WIDTH, NULL_CELL_CHAR } from '.
import { FLAGS } from '../Types';
import { BufferLine } from '../../BufferLine';
import { IBufferLine } from '../../Types';
import { DEFAULT_COLOR } from '../atlas/Types';
describe('DomRendererRowFactory', () => {
let dom: jsdom.JSDOM;
@@ -80,7 +81,7 @@ describe('DomRendererRowFactory', () => {
});
it('should add classes for 256 foreground colors', () => {
const defaultAttrNoFgColor = (0 << 9) | (256 << 0);
const defaultAttrNoFgColor = (0 << 9) | (DEFAULT_COLOR << 0);
for (let i = 0; i < 256; i++) {
lineData.set(0, [defaultAttrNoFgColor | (i << 9), 'a', 1, 'a'.charCodeAt(0)]);
const fragment = rowFactory.createRow(lineData, false, undefined, 0, 5, 20);
@@ -92,7 +93,7 @@ describe('DomRendererRowFactory', () => {
});
it('should add classes for 256 background colors', () => {
const defaultAttrNoBgColor = (257 << 9) | (0 << 0);
const defaultAttrNoBgColor = (DEFAULT_ATTR << 9) | (0 << 0);
for (let i = 0; i < 256; i++) {
lineData.set(0, [defaultAttrNoBgColor | (i << 0), 'a', 1, 'a'.charCodeAt(0)]);
const fragment = rowFactory.createRow(lineData, false, undefined, 0, 5, 20);
@@ -113,7 +114,7 @@ describe('DomRendererRowFactory', () => {
});
it('should correctly invert default fg color', () => {
lineData.set(0, [(FLAGS.INVERSE << 18) | (257 << 9) | (1 << 0), 'a', 1, 'a'.charCodeAt(0)]);
lineData.set(0, [(FLAGS.INVERSE << 18) | (DEFAULT_ATTR << 9) | (1 << 0), 'a', 1, 'a'.charCodeAt(0)]);
const fragment = rowFactory.createRow(lineData, false, undefined, 0, 5, 20);
assert.equal(getFragmentHtml(fragment),
'<span class="xterm-fg-1 xterm-bg-15">a</span>' +
@@ -122,7 +123,7 @@ describe('DomRendererRowFactory', () => {
});
it('should correctly invert default bg color', () => {
lineData.set(0, [(FLAGS.INVERSE << 18) | (1 << 9) | (256 << 0), 'a', 1, 'a'.charCodeAt(0)]);
lineData.set(0, [(FLAGS.INVERSE << 18) | (1 << 9) | (DEFAULT_COLOR << 0), 'a', 1, 'a'.charCodeAt(0)]);
const fragment = rowFactory.createRow(lineData, false, undefined, 0, 5, 20);
assert.equal(getFragmentHtml(fragment),
'<span class="xterm-fg-0 xterm-bg-1">a</span>' +
@@ -132,7 +133,7 @@ describe('DomRendererRowFactory', () => {
it('should turn bold fg text bright', () => {
for (let i = 0; i < 8; i++) {
lineData.set(0, [(FLAGS.BOLD << 18) | (i << 9) | (256 << 0), 'a', 1, 'a'.charCodeAt(0)]);
lineData.set(0, [(FLAGS.BOLD << 18) | (i << 9) | (DEFAULT_COLOR << 0), 'a', 1, 'a'.charCodeAt(0)]);
const fragment = rowFactory.createRow(lineData, false, undefined, 0, 5, 20);
assert.equal(getFragmentHtml(fragment),
`<span class="xterm-bold xterm-fg-${i + 8}">a</span>` +
src/renderer/dom/DomRendererRowFactory.ts
+5 -4
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@@ -6,6 +6,7 @@
import { CHAR_DATA_CHAR_INDEX, CHAR_DATA_ATTR_INDEX, CHAR_DATA_WIDTH_INDEX } from '../../Buffer';
import { FLAGS } from '../Types';
import { IBufferLine } from '../../Types';
import { DEFAULT_COLOR } from '../atlas/Types';
export const BOLD_CLASS = 'xterm-bold';
export const ITALIC_CLASS = 'xterm-italic';
@@ -70,10 +71,10 @@ export class DomRendererRowFactory {
const temp = bg;
bg = fg;
fg = temp;
if (fg === 256) {
if (fg === DEFAULT_COLOR) {
fg = 0;
}
if (bg === 257) {
if (bg === DEFAULT_COLOR) {
bg = 15;
}
}
@@ -91,10 +92,10 @@ export class DomRendererRowFactory {
}
charElement.textContent = char;
if (fg !== 257) {
if (fg < DEFAULT_COLOR) {
charElement.classList.add(`xterm-fg-${fg}`);
}
if (bg !== 256) {
if (bg < DEFAULT_COLOR) {
charElement.classList.add(`xterm-bg-${bg}`);
}
fragment.appendChild(charElement);