From 7e01d2083d3e26d5239a332cf12e520468a39565 Mon Sep 17 00:00:00 2001
From: Henry Jameson <me@hjkos.com>
Date: Mon, 4 Mar 2024 19:53:45 +0200
Subject: proper selection colors

---
 src/services/theme_data/theme3_slot_functions.js | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

(limited to 'src/services')

diff --git a/src/services/theme_data/theme3_slot_functions.js b/src/services/theme_data/theme3_slot_functions.js
index 2715c827..074a88f0 100644
--- a/src/services/theme_data/theme3_slot_functions.js
+++ b/src/services/theme_data/theme3_slot_functions.js
@@ -1,5 +1,5 @@
 import { convert, brightness } from 'chromatism'
-import { alphaBlend, relativeLuminance } from '../color_convert/color_convert.js'
+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
@@ -23,6 +23,17 @@ export const colorFunctions = {
       return { ...colorArg, a: amount }
     }
   },
+  textColor: {
+    argsNeeded: 2,
+    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,
     exec: (args, { findColor }, { dynamicVars, staticVars }) => {
-- 
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