Files
vscode-theme-generator/src/vscodeThemeGenerator.ts
2017-03-22 21:52:25 -07:00

302 lines
15 KiB
TypeScript

import { IColorSet, IThemeGenerator } from './themeGenerator'
export interface IVscodeJsonTheme {
name?: string;
settings?: IVscodeJsonThemeSetting[];
tokenColors?: IVscodeJsonThemeSetting[];
colors?: {[key: string]: string};
}
export interface IVscodeJsonThemeSetting {
name: string;
scope: string;
settings: {
foreground?: string
fontStyle?: string
};
}
type SourceFetcher = (colorSet: IColorSet) => string;
type ColorGenerator = (color: string) => any;
interface IRuleGenerator {
source: SourceFetcher;
generate: ColorGenerator;
}
enum FontStyle {
NONE = 0,
ITALIC = 1 << 0,
BOLD = 1 << 1,
UNDERLINE = 1 << 2
}
function getGlobalSettingGenerator(name: string): ColorGenerator {
return (color: string) => {
if (!color) {
return undefined;
}
const result: any = {};
result[name] = color;
return result
};
}
function getSimpleColorGenerator(name: string, scope: string, fontStyle: number = FontStyle.NONE): ColorGenerator {
return (color: string) => {
let colorRule: IVscodeJsonThemeSetting = {
'name': name,
'scope': scope,
'settings': {
'foreground': color
}
};
let fontStyles: string[] = [];
if (fontStyle & FontStyle.ITALIC) {
fontStyles.push('italic');
}
if (fontStyle & FontStyle.BOLD) {
fontStyles.push('bold');
}
if (fontStyle & FontStyle.UNDERLINE) {
fontStyles.push('underline');
}
if (fontStyles.length > 0) {
colorRule.settings.fontStyle = fontStyles.join(' ');
}
return colorRule;
}
}
function getFontStyleGenerator(name: string, scope: string, fontStyle: number = FontStyle.NONE): ColorGenerator {
return () => {
let colorRule: IVscodeJsonThemeSetting = {
'name': name,
'scope': scope,
'settings': {}
};
let fontStyles: string[] = [];
if (fontStyle & FontStyle.ITALIC) {
fontStyles.push('italic');
}
if (fontStyle & FontStyle.BOLD) {
fontStyles.push('bold');
}
if (fontStyle & FontStyle.UNDERLINE) {
fontStyles.push('underline');
}
if (fontStyles.length > 0) {
colorRule.settings.fontStyle = fontStyles.join(' ');
}
return colorRule;
}
}
const vscodeJsonGlobalThemeRules: IRuleGenerator[] = [
// Global settings
{ source: set => set.ui.background, generate: getGlobalSettingGenerator('background') },
{ source: set => set.ui.foreground, generate: getGlobalSettingGenerator('foreground') }
];
const vscodeColorRules: IRuleGenerator[] = [
{ source: set => set.ui.background, generate: getGlobalSettingGenerator('editorBackground') },
{ source: set => set.ui.foreground, generate: getGlobalSettingGenerator('editorForeground') },
{ source: set => set.ui.cursor, generate: getGlobalSettingGenerator('editorCaret') },
{ source: set => set.ui.guide, generate: getGlobalSettingGenerator('editorGuide') },
{ source: set => set.ui.invisibles, generate: getGlobalSettingGenerator('editorInvisibles') },
{ source: set => set.ui.findMatchHighlight, generate: getGlobalSettingGenerator('editorFindMatchHighlight') },
{ source: set => set.ui.currentFindMatchHighlight, generate: getGlobalSettingGenerator('editorCurrentFindMatchHighlight') },
{ source: set => set.ui.findRangeHighlight, generate: getGlobalSettingGenerator('editorFindRangeHighlight') },
{ source: set => set.ui.rangeHighlight, generate: getGlobalSettingGenerator('editorRangeHighlight') },
{ source: set => set.ui.selection, generate: getGlobalSettingGenerator('editorSelection') },
{ source: set => set.ui.selectionHighlight, generate: getGlobalSettingGenerator('editorSelectionHighlight') },
{ source: set => set.ui.wordHighlight, generate: getGlobalSettingGenerator('editorWordHighlight') },
{ source: set => set.ui.wordHighlightStrong, generate: getGlobalSettingGenerator('editorWordHighlightStrong') },
{ source: set => set.ui.activeLinkForeground, generate: getGlobalSettingGenerator('editorActiveLinkForeground') },
{ source: set => set.ui.ansiBlack, generate: getGlobalSettingGenerator('terminalAnsiBlack') },
{ source: set => set.ui.ansiRed, generate: getGlobalSettingGenerator('terminalAnsiRed') },
{ source: set => set.ui.ansiGreen, generate: getGlobalSettingGenerator('terminalAnsiGreen') },
{ source: set => set.ui.ansiYellow, generate: getGlobalSettingGenerator('terminalAnsiYellow') },
{ source: set => set.ui.ansiBlue, generate: getGlobalSettingGenerator('terminalAnsiBlue') },
{ source: set => set.ui.ansiMagenta, generate: getGlobalSettingGenerator('terminalAnsiMagenta') },
{ source: set => set.ui.ansiCyan, generate: getGlobalSettingGenerator('terminalAnsiCyan') },
{ source: set => set.ui.ansiWhite, generate: getGlobalSettingGenerator('terminalAnsiWhite') },
{ source: set => set.ui.ansiBrightBlack, generate: getGlobalSettingGenerator('terminalAnsiBrightBlack') },
{ source: set => set.ui.ansiBrightRed, generate: getGlobalSettingGenerator('terminalAnsiBrightRed') },
{ source: set => set.ui.ansiBrightGreen, generate: getGlobalSettingGenerator('terminalAnsiBrightGreen') },
{ source: set => set.ui.ansiBrightYellow, generate: getGlobalSettingGenerator('terminalAnsiBrightYellow') },
{ source: set => set.ui.ansiBrightBlue, generate: getGlobalSettingGenerator('terminalAnsiBrightBlue') },
{ source: set => set.ui.ansiBrightMagenta, generate: getGlobalSettingGenerator('terminalAnsiBrightMagenta') },
{ source: set => set.ui.ansiBrightCyan, generate: getGlobalSettingGenerator('terminalAnsiBrightCyan') },
{ source: set => set.ui.ansiBrightWhite, generate: getGlobalSettingGenerator('terminalAnsiBrightWhite') },
];
// An ordered list of rules to be applied if the source conditions are met
const vscodeJsonThemeRules: IRuleGenerator[] = [
// string: It's important that string is put first so that other scopes can override strings
// within template expressions
{ source: set => set.syntax.string,
generate: getSimpleColorGenerator('String', 'string') },
{ source: set => set.syntax.boolean,
generate: getSimpleColorGenerator('Boolean', 'constant.language.boolean') },
{ source: set => set.syntax.number,
generate: getSimpleColorGenerator('Number', 'constant.numeric') },
{ source: set => set.syntax.identifier,
generate: getSimpleColorGenerator('Identifier', 'variable, support.variable, support.class, support.constant, meta.definition.variable entity.name.function') },
// support.type.object: module.exports (ts)
{ source: set => set.syntax.keyword,
generate: getSimpleColorGenerator('Keyword', 'keyword, modifier, variable.language.this, support.type.object, constant.language') },
// support.function: eg. join in path.join in TypeScript
{ source: set => set.syntax.functionCall,
generate: getSimpleColorGenerator('Function call', 'entity.name.function, support.function') },
// storage.type: var (ts)
// storage.modifier: private (ts)
{ source: set => set.syntax.storage,
generate: getSimpleColorGenerator('Storage', 'storage.type, storage.modifier') },
// module.support: imported modules in TypeScript
{ source: set => set.syntax.identifier,
generate: getSimpleColorGenerator('Modules', 'support.module, support.node', FontStyle.ITALIC) },
// support.type: `boolean` (ts)
{ source: set => set.syntax.type,
generate: getSimpleColorGenerator('Type', 'support.type') },
// entity.name.type: `: SomeType` (ts)
{ source: set => set.syntax.type,
generate: getSimpleColorGenerator('Type', 'entity.name.type, entity.other.inherited-class') },
{ source: set => set.syntax.comment,
generate: getSimpleColorGenerator('Comment', 'comment', FontStyle.ITALIC) },
{ source: set => set.syntax.class,
generate: getSimpleColorGenerator('Class', 'entity.name.type.class', FontStyle.UNDERLINE) },
{ source: set => set.syntax.classMember,
generate: getSimpleColorGenerator('Class variable', 'variable.object.property') },
{ source: set => set.syntax.classMember,
generate: getSimpleColorGenerator('Class method', 'meta.definition.method entity.name.function') },
{ source: set => set.syntax.function,
generate: getSimpleColorGenerator('Function definition', 'meta.function entity.name.function') },
{ source: set => set.syntax.keyword,
generate: getSimpleColorGenerator('Template expression', 'template.expression.begin, template.expression.end') },
{ source: set => set.syntax.identifier,
generate: getSimpleColorGenerator('YAML key', 'entity.name.tag.yaml') },
// modifier: This includes things like access modifiers, static, readonly, etc.
{ source: set => set.syntax.modifier,
generate: getSimpleColorGenerator('Modifier', 'modifier') },
/**
* JSON
*/
{ source: set => set.syntax.identifier, generate: getSimpleColorGenerator('JSON key', 'meta.object-literal.key, meta.object-literal.key string, support.type.property-name.json') },
{ source: set => set.syntax.keyword, generate: getSimpleColorGenerator('JSON constant', 'constant.language.json') },
/**
* CSS
*/
{ source: set => set.syntax.cssClass, generate: getSimpleColorGenerator('CSS class', 'entity.other.attribute-name.class') },
{ source: set => set.syntax.cssId, generate: getSimpleColorGenerator('CSS ID', 'entity.other.attribute-name.id') },
{ source: set => set.syntax.cssTag, generate: getSimpleColorGenerator('CSS tag', 'source.css entity.name.tag') },
/**
* HTML
*/
{ source: set => set.syntax.keyword, generate: getSimpleColorGenerator('HTML tag outer', 'meta.tag, punctuation.definition.tag') },
{ source: set => set.syntax.identifier, generate: getSimpleColorGenerator('HTML tag inner', 'entity.name.tag') },
{ source: set => set.syntax.functionCall, generate: getSimpleColorGenerator('HTML tag attribute', 'entity.other.attribute-name') },
/**
* Markdown
*/
{ source: set => set.syntax.keyword, generate: getSimpleColorGenerator('Markdown heading', 'markup.heading') },
{ source: set => set.syntax.identifier, generate: getSimpleColorGenerator('Markdown link text', 'text.html.markdown meta.link.inline, meta.link.reference') },
{ source: set => set.syntax.markdownQuote, generate: getSimpleColorGenerator('Markdown block quote', 'text.html.markdown markup.quote') },
{ source: set => set.syntax.keyword, generate: getSimpleColorGenerator('Markdown list item', 'text.html.markdown beginning.punctuation.definition.list') },
{ source: set => set.syntax.identifier, generate: getSimpleColorGenerator('Markdown italic', 'markup.italic', FontStyle.ITALIC) },
{ source: set => set.syntax.identifier, generate: getSimpleColorGenerator('Markdown bold', 'markup.bold', FontStyle.BOLD) },
{ source: set => set.syntax.identifier, generate: getSimpleColorGenerator('Markdown bold italic', 'markup.bold markup.italic, markup.italic markup.bold', FontStyle.BOLD | FontStyle.ITALIC) },
/**
* Ini
*/
{ source: set => set.syntax.identifier, generate: getSimpleColorGenerator('INI property name', 'keyword.other.definition.ini') },
{ source: set => set.syntax.keyword, generate: getSimpleColorGenerator('INI section title', 'entity.name.section.group-title.ini') },
/**
* C#
*/
{ source: set => set.syntax.class, generate: getSimpleColorGenerator('C# class', 'source.cs meta.class.identifier storage.type', FontStyle.UNDERLINE) },
{ source: set => set.syntax.classMember, generate: getSimpleColorGenerator('C# class method', 'source.cs meta.method.identifier entity.name.function') },
{ source: set => set.syntax.functionCall, generate: getSimpleColorGenerator('C# function call', 'source.cs meta.method-call meta.method, source.cs entity.name.function') },
{ source: set => set.syntax.type, generate: getSimpleColorGenerator('C# type', 'source.cs storage.type') },
{ source: set => set.syntax.type, generate: getSimpleColorGenerator('C# return type', 'source.cs meta.method.return-type') }, // Lambda function returns do not use storage.type scope
{ source: set => set.syntax.comment, generate: getSimpleColorGenerator('C# preprocessor', 'source.cs meta.preprocessor') },
{ source: set => set.ui.foreground, generate: getSimpleColorGenerator('C# namespace', 'source.cs entity.name.type.namespace') } // Override generic entity.name.type rule
];
export class VscodeThemeGenerator implements IThemeGenerator {
public generateTheme(name: string, colorSet: IColorSet): string {
const theme: IVscodeJsonTheme = {};
theme.name = name;
theme.tokenColors = [];
const globalSetting: any = {
name: 'Global settings',
settings: {}
};
vscodeJsonGlobalThemeRules.forEach(ruleGenerator => {
const color = <string>ruleGenerator.source(colorSet);
if (color) {
const generated = ruleGenerator.generate(color);
globalSetting.settings[Object.keys(generated)[0]] = color;
}
});
theme.tokenColors.push(globalSetting);
vscodeJsonThemeRules.forEach(ruleGenerator => {
const color = <string>ruleGenerator.source(colorSet);
if (color) {
theme.tokenColors.push(ruleGenerator.generate(color));
}
});
theme.colors = {};
vscodeColorRules.forEach(ruleGenerator => {
const color = <string>ruleGenerator.source(colorSet);
if (color) {
const generated = ruleGenerator.generate(color);
theme.colors[Object.keys(generated)[0]] = color;
}
});
if (colorSet.ui.background) {
theme.colors['tabsContainerBackground'] = this._lighten(colorSet.ui.background, 0.2);
theme.colors['inactiveTabBackground'] = this._lighten(colorSet.ui.background, 0.4);
theme.colors['sideBarBackground'] = this._lighten(colorSet.ui.background, 0.2);
theme.colors['panelBackground'] = this._lighten(colorSet.ui.background, 0.2);
theme.colors['activityBarBackground'] = this._lighten(colorSet.ui.background, 0.4);
theme.colors['statusBarBackground'] = this._darken(colorSet.ui.background, 0.2);
// Peek editor
theme.colors['editorPeekEditorBackground'] = this._darken(colorSet.ui.background, 0.2);
}
return JSON.stringify(theme);
}
private _lighten(color: string, amount: number): string {
const MAX = 255;
let r = parseInt(color.substr(1, 2), 16);
let g = parseInt(color.substr(3, 2), 16);
let b = parseInt(color.substr(5, 2), 16);
r = Math.floor(r + (r * amount));
g = Math.floor(g + (g * amount));
b = Math.floor(b + (b * amount));
let rs = r.toString(16);
if (rs.length === 1) {
rs = '0' + rs;
}
let gs = g.toString(16);
if (gs.length === 1) {
gs = '0' + gs;
}
let bs = b.toString(16);
if (bs.length === 1) {
bs = '0' + bs;
}
return `#${rs}${gs}${bs}`;
}
private _darken(color: string, amount: number): string {
return this._lighten(color, -amount);
}
}