packages/mermaid/src/themes/theme-dark.js
import { invert, lighten, darken, rgba, adjust, isDark } from 'khroma';
import { mkBorder } from './theme-helpers.js';
class Theme {
constructor() {
this.background = '#333';
this.primaryColor = '#1f2020';
this.secondaryColor = lighten(this.primaryColor, 16);
this.tertiaryColor = adjust(this.primaryColor, { h: -160 });
this.primaryBorderColor = invert(this.background);
this.secondaryBorderColor = mkBorder(this.secondaryColor, this.darkMode);
this.tertiaryBorderColor = mkBorder(this.tertiaryColor, this.darkMode);
this.primaryTextColor = invert(this.primaryColor);
this.secondaryTextColor = invert(this.secondaryColor);
this.tertiaryTextColor = invert(this.tertiaryColor);
this.lineColor = invert(this.background);
this.textColor = invert(this.background);
this.mainBkg = '#1f2020';
this.secondBkg = 'calculated';
this.mainContrastColor = 'lightgrey';
this.darkTextColor = lighten(invert('#323D47'), 10);
this.lineColor = 'calculated';
this.border1 = '#81B1DB';
this.border2 = rgba(255, 255, 255, 0.25);
this.arrowheadColor = 'calculated';
this.fontFamily = '"trebuchet ms", verdana, arial, sans-serif';
this.fontSize = '16px';
this.labelBackground = '#181818';
this.textColor = '#ccc';
this.THEME_COLOR_LIMIT = 12;
/* Flowchart variables */
this.nodeBkg = 'calculated';
this.nodeBorder = 'calculated';
this.clusterBkg = 'calculated';
this.clusterBorder = 'calculated';
this.defaultLinkColor = 'calculated';
this.titleColor = '#F9FFFE';
this.edgeLabelBackground = 'calculated';
/* Sequence Diagram variables */
this.actorBorder = 'calculated';
this.actorBkg = 'calculated';
this.actorTextColor = 'calculated';
this.actorLineColor = 'calculated';
this.signalColor = 'calculated';
this.signalTextColor = 'calculated';
this.labelBoxBkgColor = 'calculated';
this.labelBoxBorderColor = 'calculated';
this.labelTextColor = 'calculated';
this.loopTextColor = 'calculated';
this.noteBorderColor = 'calculated';
this.noteBkgColor = '#fff5ad';
this.noteTextColor = 'calculated';
this.activationBorderColor = 'calculated';
this.activationBkgColor = 'calculated';
this.sequenceNumberColor = 'black';
/* Gantt chart variables */
this.sectionBkgColor = darken('#EAE8D9', 30);
this.altSectionBkgColor = 'calculated';
this.sectionBkgColor2 = '#EAE8D9';
this.excludeBkgColor = darken(this.sectionBkgColor, 10);
this.taskBorderColor = rgba(255, 255, 255, 70);
this.taskBkgColor = 'calculated';
this.taskTextColor = 'calculated';
this.taskTextLightColor = 'calculated';
this.taskTextOutsideColor = 'calculated';
this.taskTextClickableColor = '#003163';
this.activeTaskBorderColor = rgba(255, 255, 255, 50);
this.activeTaskBkgColor = '#81B1DB';
this.gridColor = 'calculated';
this.doneTaskBkgColor = 'calculated';
this.doneTaskBorderColor = 'grey';
this.critBorderColor = '#E83737';
this.critBkgColor = '#E83737';
this.taskTextDarkColor = 'calculated';
this.todayLineColor = '#DB5757';
/* C4 Context Diagram variables */
this.personBorder = this.primaryBorderColor;
this.personBkg = this.mainBkg;
/* state colors */
this.labelColor = 'calculated';
this.errorBkgColor = '#a44141';
this.errorTextColor = '#ddd';
}
updateColors() {
this.secondBkg = lighten(this.mainBkg, 16);
this.lineColor = this.mainContrastColor;
this.arrowheadColor = this.mainContrastColor;
/* Flowchart variables */
this.nodeBkg = this.mainBkg;
this.nodeBorder = this.border1;
this.clusterBkg = this.secondBkg;
this.clusterBorder = this.border2;
this.defaultLinkColor = this.lineColor;
this.edgeLabelBackground = lighten(this.labelBackground, 25);
/* Sequence Diagram variables */
this.actorBorder = this.border1;
this.actorBkg = this.mainBkg;
this.actorTextColor = this.mainContrastColor;
this.actorLineColor = this.mainContrastColor;
this.signalColor = this.mainContrastColor;
this.signalTextColor = this.mainContrastColor;
this.labelBoxBkgColor = this.actorBkg;
this.labelBoxBorderColor = this.actorBorder;
this.labelTextColor = this.mainContrastColor;
this.loopTextColor = this.mainContrastColor;
this.noteBorderColor = this.secondaryBorderColor;
this.noteBkgColor = this.secondBkg;
this.noteTextColor = this.secondaryTextColor;
this.activationBorderColor = this.border1;
this.activationBkgColor = this.secondBkg;
/* Gantt chart variables */
this.altSectionBkgColor = this.background;
this.taskBkgColor = lighten(this.mainBkg, 23);
this.taskTextColor = this.darkTextColor;
this.taskTextLightColor = this.mainContrastColor;
this.taskTextOutsideColor = this.taskTextLightColor;
this.gridColor = this.mainContrastColor;
this.doneTaskBkgColor = this.mainContrastColor;
this.taskTextDarkColor = this.darkTextColor;
/* state colors */
this.transitionColor = this.transitionColor || this.lineColor;
this.transitionLabelColor = this.transitionLabelColor || this.textColor;
this.stateLabelColor = this.stateLabelColor || this.stateBkg || this.primaryTextColor;
this.stateBkg = this.stateBkg || this.mainBkg;
this.labelBackgroundColor = this.labelBackgroundColor || this.stateBkg;
this.compositeBackground = this.compositeBackground || this.background || this.tertiaryColor;
this.altBackground = this.altBackground || '#555';
this.compositeTitleBackground = this.compositeTitleBackground || this.mainBkg;
this.compositeBorder = this.compositeBorder || this.nodeBorder;
this.innerEndBackground = this.primaryBorderColor;
this.specialStateColor = '#f4f4f4'; // this.lineColor;
this.errorBkgColor = this.errorBkgColor || this.tertiaryColor;
this.errorTextColor = this.errorTextColor || this.tertiaryTextColor;
this.fillType0 = this.primaryColor;
this.fillType1 = this.secondaryColor;
this.fillType2 = adjust(this.primaryColor, { h: 64 });
this.fillType3 = adjust(this.secondaryColor, { h: 64 });
this.fillType4 = adjust(this.primaryColor, { h: -64 });
this.fillType5 = adjust(this.secondaryColor, { h: -64 });
this.fillType6 = adjust(this.primaryColor, { h: 128 });
this.fillType7 = adjust(this.secondaryColor, { h: 128 });
/* cScale */
this.cScale1 = this.cScale1 || '#0b0000';
this.cScale2 = this.cScale2 || '#4d1037';
this.cScale3 = this.cScale3 || '#3f5258';
this.cScale4 = this.cScale4 || '#4f2f1b';
this.cScale5 = this.cScale5 || '#6e0a0a';
this.cScale6 = this.cScale6 || '#3b0048';
this.cScale7 = this.cScale7 || '#995a01';
this.cScale8 = this.cScale8 || '#154706';
this.cScale9 = this.cScale9 || '#161722';
this.cScale10 = this.cScale10 || '#00296f';
this.cScale11 = this.cScale11 || '#01629c';
this.cScale12 = this.cScale12 || '#010029';
/* Color Scale */
/* Each color-set will have a background, a foreground and a border color */
this.cScale0 = this.cScale0 || this.primaryColor;
this.cScale1 = this.cScale1 || this.secondaryColor;
this.cScale2 = this.cScale2 || this.tertiaryColor;
this.cScale3 = this.cScale3 || adjust(this.primaryColor, { h: 30 });
this.cScale4 = this.cScale4 || adjust(this.primaryColor, { h: 60 });
this.cScale5 = this.cScale5 || adjust(this.primaryColor, { h: 90 });
this.cScale6 = this.cScale6 || adjust(this.primaryColor, { h: 120 });
this.cScale7 = this.cScale7 || adjust(this.primaryColor, { h: 150 });
this.cScale8 = this.cScale8 || adjust(this.primaryColor, { h: 210 });
this.cScale9 = this.cScale9 || adjust(this.primaryColor, { h: 270 });
this.cScale10 = this.cScale10 || adjust(this.primaryColor, { h: 300 });
this.cScale11 = this.cScale11 || adjust(this.primaryColor, { h: 330 });
// Setup the inverted color for the set
for (let i = 0; i < this.THEME_COLOR_LIMIT; i++) {
this['cScaleInv' + i] = this['cScaleInv' + i] || invert(this['cScale' + i]);
}
// Setup the peer color for the set, useful for borders
for (let i = 0; i < this.THEME_COLOR_LIMIT; i++) {
this['cScalePeer' + i] = this['cScalePeer' + i] || lighten(this['cScale' + i], 10);
}
for (let i = 0; i < 5; i++) {
this['surface' + i] =
this['surface' + i] || adjust(this.mainBkg, { h: 30, s: -30, l: -(-10 + i * 4) });
this['surfacePeer' + i] =
this['surfacePeer' + i] || adjust(this.mainBkg, { h: 30, s: -30, l: -(-7 + i * 4) });
}
// Setup the label color for the set
this.scaleLabelColor = this.scaleLabelColor || (this.darkMode ? 'black' : this.labelTextColor);
for (let i = 0; i < this.THEME_COLOR_LIMIT; i++) {
this['cScaleLabel' + i] = this['cScaleLabel' + i] || this.scaleLabelColor;
}
/* Pie diagram */
for (let i = 0; i < this.THEME_COLOR_LIMIT; i++) {
this['pie' + i] = this['cScale' + i];
}
this.pieTitleTextSize = this.pieTitleTextSize || '25px';
this.pieTitleTextColor = this.pieTitleTextColor || this.taskTextDarkColor;
this.pieSectionTextSize = this.pieSectionTextSize || '17px';
this.pieSectionTextColor = this.pieSectionTextColor || this.textColor;
this.pieLegendTextSize = this.pieLegendTextSize || '17px';
this.pieLegendTextColor = this.pieLegendTextColor || this.taskTextDarkColor;
this.pieStrokeColor = this.pieStrokeColor || 'black';
this.pieStrokeWidth = this.pieStrokeWidth || '2px';
this.pieOuterStrokeWidth = this.pieOuterStrokeWidth || '2px';
this.pieOuterStrokeColor = this.pieOuterStrokeColor || 'black';
this.pieOpacity = this.pieOpacity || '0.7';
/* quadrant-graph */
this.quadrant1Fill = this.quadrant1Fill || this.primaryColor;
this.quadrant2Fill = this.quadrant2Fill || adjust(this.primaryColor, { r: 5, g: 5, b: 5 });
this.quadrant3Fill = this.quadrant3Fill || adjust(this.primaryColor, { r: 10, g: 10, b: 10 });
this.quadrant4Fill = this.quadrant4Fill || adjust(this.primaryColor, { r: 15, g: 15, b: 15 });
this.quadrant1TextFill = this.quadrant1TextFill || this.primaryTextColor;
this.quadrant2TextFill =
this.quadrant2TextFill || adjust(this.primaryTextColor, { r: -5, g: -5, b: -5 });
this.quadrant3TextFill =
this.quadrant3TextFill || adjust(this.primaryTextColor, { r: -10, g: -10, b: -10 });
this.quadrant4TextFill =
this.quadrant4TextFill || adjust(this.primaryTextColor, { r: -15, g: -15, b: -15 });
this.quadrantPointFill =
this.quadrantPointFill || isDark(this.quadrant1Fill)
? lighten(this.quadrant1Fill)
: darken(this.quadrant1Fill);
this.quadrantPointTextFill = this.quadrantPointTextFill || this.primaryTextColor;
this.quadrantXAxisTextFill = this.quadrantXAxisTextFill || this.primaryTextColor;
this.quadrantYAxisTextFill = this.quadrantYAxisTextFill || this.primaryTextColor;
this.quadrantInternalBorderStrokeFill =
this.quadrantInternalBorderStrokeFill || this.primaryBorderColor;
this.quadrantExternalBorderStrokeFill =
this.quadrantExternalBorderStrokeFill || this.primaryBorderColor;
this.quadrantTitleFill = this.quadrantTitleFill || this.primaryTextColor;
/* xychart */
this.xyChart = {
backgroundColor: this.xyChart?.backgroundColor || this.background,
titleColor: this.xyChart?.titleColor || this.primaryTextColor,
xAxisTitleColor: this.xyChart?.xAxisTitleColor || this.primaryTextColor,
xAxisLabelColor: this.xyChart?.xAxisLabelColor || this.primaryTextColor,
xAxisTickColor: this.xyChart?.xAxisTickColor || this.primaryTextColor,
xAxisLineColor: this.xyChart?.xAxisLineColor || this.primaryTextColor,
yAxisTitleColor: this.xyChart?.yAxisTitleColor || this.primaryTextColor,
yAxisLabelColor: this.xyChart?.yAxisLabelColor || this.primaryTextColor,
yAxisTickColor: this.xyChart?.yAxisTickColor || this.primaryTextColor,
yAxisLineColor: this.xyChart?.yAxisLineColor || this.primaryTextColor,
plotColorPalette:
this.xyChart?.plotColorPalette ||
'#3498db,#2ecc71,#e74c3c,#f1c40f,#bdc3c7,#ffffff,#34495e,#9b59b6,#1abc9c,#e67e22',
};
/* class */
this.classText = this.primaryTextColor;
/* requirement-diagram */
this.requirementBackground = this.requirementBackground || this.primaryColor;
this.requirementBorderColor = this.requirementBorderColor || this.primaryBorderColor;
this.requirementBorderSize = this.requirementBorderSize || '1';
this.requirementTextColor = this.requirementTextColor || this.primaryTextColor;
this.relationColor = this.relationColor || this.lineColor;
this.relationLabelBackground =
this.relationLabelBackground ||
(this.darkMode ? darken(this.secondaryColor, 30) : this.secondaryColor);
this.relationLabelColor = this.relationLabelColor || this.actorTextColor;
/* git */
this.git0 = lighten(this.secondaryColor, 20);
this.git1 = lighten(this.pie2 || this.secondaryColor, 20);
this.git2 = lighten(this.pie3 || this.tertiaryColor, 20);
this.git3 = lighten(this.pie4 || adjust(this.primaryColor, { h: -30 }), 20);
this.git4 = lighten(this.pie5 || adjust(this.primaryColor, { h: -60 }), 20);
this.git5 = lighten(this.pie6 || adjust(this.primaryColor, { h: -90 }), 10);
this.git6 = lighten(this.pie7 || adjust(this.primaryColor, { h: +60 }), 10);
this.git7 = lighten(this.pie8 || adjust(this.primaryColor, { h: +120 }), 20);
this.gitInv0 = this.gitInv0 || invert(this.git0);
this.gitInv1 = this.gitInv1 || invert(this.git1);
this.gitInv2 = this.gitInv2 || invert(this.git2);
this.gitInv3 = this.gitInv3 || invert(this.git3);
this.gitInv4 = this.gitInv4 || invert(this.git4);
this.gitInv5 = this.gitInv5 || invert(this.git5);
this.gitInv6 = this.gitInv6 || invert(this.git6);
this.gitInv7 = this.gitInv7 || invert(this.git7);
this.gitBranchLabel0 = this.gitBranchLabel0 || invert(this.labelTextColor);
this.gitBranchLabel1 = this.gitBranchLabel1 || this.labelTextColor;
this.gitBranchLabel2 = this.gitBranchLabel2 || this.labelTextColor;
this.gitBranchLabel3 = this.gitBranchLabel3 || invert(this.labelTextColor);
this.gitBranchLabel4 = this.gitBranchLabel4 || this.labelTextColor;
this.gitBranchLabel5 = this.gitBranchLabel5 || this.labelTextColor;
this.gitBranchLabel6 = this.gitBranchLabel6 || this.labelTextColor;
this.gitBranchLabel7 = this.gitBranchLabel7 || this.labelTextColor;
this.tagLabelColor = this.tagLabelColor || this.primaryTextColor;
this.tagLabelBackground = this.tagLabelBackground || this.primaryColor;
this.tagLabelBorder = this.tagBorder || this.primaryBorderColor;
this.tagLabelFontSize = this.tagLabelFontSize || '10px';
this.commitLabelColor = this.commitLabelColor || this.secondaryTextColor;
this.commitLabelBackground = this.commitLabelBackground || this.secondaryColor;
this.commitLabelFontSize = this.commitLabelFontSize || '10px';
/* -------------------------------------------------- */
/* EntityRelationship diagrams */
this.attributeBackgroundColorOdd =
this.attributeBackgroundColorOdd || lighten(this.background, 12);
this.attributeBackgroundColorEven =
this.attributeBackgroundColorEven || lighten(this.background, 2);
/* -------------------------------------------------- */
}
calculate(overrides) {
if (typeof overrides !== 'object') {
// Calculate colors form base colors
this.updateColors();
return;
}
const keys = Object.keys(overrides);
// Copy values from overrides, this is mainly for base colors
keys.forEach((k) => {
this[k] = overrides[k];
});
// Calculate colors form base colors
this.updateColors();
// Copy values from overrides again in case of an override of derived value
keys.forEach((k) => {
this[k] = overrides[k];
});
}
}
export const getThemeVariables = (userOverrides) => {
const theme = new Theme();
theme.calculate(userOverrides);
return theme;
};