Page MenuHomePhorge
Files F85629933

No OneTemporary
Actions

Size
5 KB
Referenced Files
None
Subscribers
None

View Options

diff --git a/src/services/theme_data/theme3_slot_functions.js b/src/services/theme_data/theme3_slot_functions.js
index 8600217a9d..ae644763a0 100644
--- a/src/services/theme_data/theme3_slot_functions.js
+++ b/src/services/theme_data/theme3_slot_functions.js
@@ -1,113 +1,150 @@
import { convert, brightness } from 'chromatism'
import { alphaBlend, getTextColor, relativeLuminance } from '../color_convert/color_convert.js'
export const process = (text, functions, { findColor, findShadow }, { dynamicVars, staticVars }) => {
const { funcName, argsString } = /\$(?<funcName>\w+)\((?<argsString>[#a-zA-Z0-9-,.'"\s]*)\)/.exec(text).groups
const args = argsString.split(/ /g).map(a => a.trim())
const func = functions[funcName]
if (args.length < func.argsNeeded) {
throw new Error(`$${funcName} requires at least ${func.argsNeeded} arguments, but ${args.length} were provided`)
}
return func.exec(args, { findColor, findShadow }, { dynamicVars, staticVars })
}
export const colorFunctions = {
alpha: {
argsNeeded: 2,
+ documentation: 'Changes alpha value of the color only to be used for CSS variables',
+ args: [
+ 'color: source color used',
+ 'amount: alpha value'
+ ],
exec: (args, { findColor }, { dynamicVars, staticVars }) => {
const [color, amountArg] = args
const colorArg = convert(findColor(color, { dynamicVars, staticVars })).rgb
const amount = Number(amountArg)
return { ...colorArg, a: amount }
}
},
brightness: {
argsNeeded: 2,
+ document: 'Changes brightness/lightness of color in HSL colorspace',
+ args: [
+ 'color: source color used',
+ 'amount: lightness value'
+ ],
exec: (args, { findColor }, { dynamicVars, staticVars }) => {
const [color, amountArg] = args
const colorArg = convert(findColor(color, { dynamicVars, staticVars })).hsl
colorArg.l += Number(amountArg)
return { ...convert(colorArg).rgb }
}
},
textColor: {
argsNeeded: 2,
+ documentation: 'Get text color with adequate contrast for given background and intended text color. Same function is used internally',
+ args: [
+ 'background: color of backdrop where text will be shown',
+ 'foreground: intended text color',
+ `[preserve]: (optional) intended color preservation:
+'preserve' - try to preserve the color
+'no-preserve' - if can't get adequate color - fall back to black or white
+'no-auto' - don't do anything (useless as a color function)`
+ ],
exec: (args, { findColor }, { dynamicVars, staticVars }) => {
const [backgroundArg, foregroundArg, preserve = 'preserve'] = args
const background = convert(findColor(backgroundArg, { dynamicVars, staticVars })).rgb
const foreground = convert(findColor(foregroundArg, { dynamicVars, staticVars })).rgb
return getTextColor(background, foreground, preserve === 'preserve')
}
},
blend: {
argsNeeded: 3,
+ documentation: 'Alpha blending between two colors',
+ args: [
+ 'background: bottom layer color',
+ 'amount: opacity of top layer',
+ 'foreground: upper layer color'
+ ],
exec: (args, { findColor }, { dynamicVars, staticVars }) => {
const [backgroundArg, amountArg, foregroundArg] = args
const background = convert(findColor(backgroundArg, { dynamicVars, staticVars })).rgb
const foreground = convert(findColor(foregroundArg, { dynamicVars, staticVars })).rgb
const amount = Number(amountArg)
return alphaBlend(background, amount, foreground)
}
},
mod: {
argsNeeded: 2,
+ documentation: 'Old function that increases or decreases brightness depending if color is dark or light. Advised against using it as it might give unexpected results.',
+ args: [
+ 'color: source color',
+ 'amount: how much darken/brighten the color'
+ ],
exec: (args, { findColor }, { dynamicVars, staticVars }) => {
const [colorArg, amountArg] = args
const color = convert(findColor(colorArg, { dynamicVars, staticVars })).rgb
const amount = Number(amountArg)
const effectiveBackground = dynamicVars.lowerLevelBackground
const isLightOnDark = relativeLuminance(convert(effectiveBackground).rgb) < 0.5
const mod = isLightOnDark ? 1 : -1
return brightness(amount * mod, color).rgb
}
}
}
export const shadowFunctions = {
borderSide: {
argsNeeded: 3,
+ documentation: 'Simulate a border on a side with a shadow, best works on inset border',
+ args: [
+ 'color: border color',
+ 'side: string indicating on which side border should be, takes either one word or two words joined by dash (i.e. "left" or "bottom-right")',
+ '[alpha]: (Optional) border opacity, defaults to 1 (fully opaque)',
+ '[inset]: (Optional) whether border should be on the inside or outside, defaults to inside'
+ ],
exec: (args, { findColor }) => {
const [color, side, alpha = '1', widthArg = '1', inset = 'inset'] = args
const width = Number(widthArg)
const isInset = inset === 'inset'
const targetShadow = {
x: 0,
y: 0,
blur: 0,
spread: 0,
color,
alpha: Number(alpha),
inset: isInset
}
side.split('-').forEach((position) => {
switch (position) {
case 'left':
targetShadow.x = width * (inset ? 1 : -1)
break
case 'right':
targetShadow.x = -1 * width * (inset ? 1 : -1)
break
case 'top':
targetShadow.y = width * (inset ? 1 : -1)
break
case 'bottom':
targetShadow.y = -1 * width * (inset ? 1 : -1)
break
}
})
return [targetShadow]
}
}
}

File Metadata

Mime Type
text/x-diff
Expires
Sun, Aug 9, 7:33 AM (1 d, 16 h)
Storage Engine
blob
Storage Format
Raw Data
Storage Handle
1724328
Default Alt Text
(5 KB)

Event Timeline