eiac/xterm.js
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Merge pull request #1895 from jerch/true_color

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True color support
This commit is contained in:
Daniel Imms
2019-04-07 13:45:08 -04:00
committed by GitHub
parent 11ab4dbd5b 09a5fd4e61
commit e58033bbac
17 changed files with 689 additions and 443 deletions
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src/renderer/dom/DomRendererRowFactory.ts
+32 -32
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@@ -4,10 +4,9 @@
*/
import { NULL_CELL_CODE, WHITESPACE_CELL_CHAR } from '../../Buffer';
import { FLAGS } from '../Types';
import { IBufferLine, ITerminalOptions } from '../../Types';
import { DEFAULT_COLOR, INVERTED_DEFAULT_COLOR } from '../atlas/Types';
import { CellData } from '../../BufferLine';
import { INVERTED_DEFAULT_COLOR } from '../atlas/Types';
import { CellData, AttributeData } from '../../BufferLine';
export const BOLD_CLASS = 'xterm-bold';
export const DIM_CLASS = 'xterm-dim';
@@ -45,7 +44,6 @@ export class DomRendererRowFactory {
for (let x = 0; x < lineLength; x++) {
lineData.loadCell(x, this._workCell);
const attr = this._workCell.fg;
const width = this._workCell.getWidth();
// The character to the left is a wide character, drawing is owned by the char at x-1
@@ -58,10 +56,6 @@ export class DomRendererRowFactory {
charElement.style.width = `${cellWidth * width}px`;
}
const flags = attr >> 18;
let bg = attr & 0x1ff;
let fg = (attr >> 9) & 0x1ff;
if (isCursorRow && x === cursorX) {
charElement.classList.add(CURSOR_CLASS);
@@ -82,29 +76,11 @@ export class DomRendererRowFactory {
}
}
// If inverse flag is on, the foreground should become the background.
if (flags & FLAGS.INVERSE) {
const temp = bg;
bg = fg;
fg = temp;
if (fg === DEFAULT_COLOR) {
fg = INVERTED_DEFAULT_COLOR;
}
if (bg === DEFAULT_COLOR) {
bg = INVERTED_DEFAULT_COLOR;
}
}
if (flags & FLAGS.BOLD && this._terminalOptions.enableBold) {
// Convert the FG color to the bold variant. This should not happen when
// the fg is the inverse default color as there is no bold variant.
if (fg < 8 && this._terminalOptions.drawBoldTextInBrightColors) {
fg += 8;
}
if (this._workCell.isBold() && this._terminalOptions.enableBold) {
charElement.classList.add(BOLD_CLASS);
}
if (flags & FLAGS.ITALIC) {
if (this._workCell.isItalic()) {
charElement.classList.add(ITALIC_CLASS);
}
@@ -113,12 +89,36 @@ export class DomRendererRowFactory {
}
charElement.textContent = this._workCell.getChars() || WHITESPACE_CELL_CHAR;
if (fg !== DEFAULT_COLOR) {
charElement.classList.add(`xterm-fg-${fg}`);
const swapColor = this._workCell.isInverse();
// fg
if (this._workCell.isFgRGB()) {
let style = charElement.getAttribute('style') || '';
style += `${swapColor ? 'background-' : ''}color:rgb(${(AttributeData.toColorRGB(this._workCell.getFgColor())).join(',')});`;
charElement.setAttribute('style', style);
} else if (this._workCell.isFgPalette()) {
let fg = this._workCell.getFgColor();
if (this._workCell.isBold() && fg < 8 && !swapColor &&
this._terminalOptions.enableBold && this._terminalOptions.drawBoldTextInBrightColors) {
fg += 8;
}
charElement.classList.add(`xterm-${swapColor ? 'b' : 'f'}g-${fg}`);
} else if (swapColor) {
charElement.classList.add(`xterm-bg-${INVERTED_DEFAULT_COLOR}`);
}
if (bg !== DEFAULT_COLOR) {
charElement.classList.add(`xterm-bg-${bg}`);
// bg
if (this._workCell.isBgRGB()) {
let style = charElement.getAttribute('style') || '';
style += `${swapColor ? '' : 'background-'}color:rgb(${(AttributeData.toColorRGB(this._workCell.getBgColor())).join(',')});`;
charElement.setAttribute('style', style);
} else if (this._workCell.isBgPalette()) {
charElement.classList.add(`xterm-${swapColor ? 'f' : 'b'}g-${this._workCell.getBgColor()}`);
} else if (swapColor) {
charElement.classList.add(`xterm-fg-${INVERTED_DEFAULT_COLOR}`);
}
fragment.appendChild(charElement);
}
return fragment;