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authorBenedikt Peetz <benedikt.peetz@b-peetz.de>2024-07-13 14:29:19 +0200
committerBenedikt Peetz <benedikt.peetz@b-peetz.de>2024-07-13 14:29:19 +0200
commitf2d7195922bd72167f2a01ea10419296bc2e915a (patch)
tree4a29035f0353a9561660b5358b0374b6f84ed0a4 /geschichte/js/utils/color.js
parentchore(src/data/hello.sh): Remove (diff)
downloadb-peetz.de-f2d7195922bd72167f2a01ea10419296bc2e915a.zip
chore(geschichte): Remove
This is also irrelevant, as it is no longer used.
Diffstat (limited to 'geschichte/js/utils/color.js')
-rw-r--r--geschichte/js/utils/color.js77
1 files changed, 0 insertions, 77 deletions
diff --git a/geschichte/js/utils/color.js b/geschichte/js/utils/color.js
deleted file mode 100644
index edf67c4..0000000
--- a/geschichte/js/utils/color.js
+++ /dev/null
@@ -1,77 +0,0 @@
-/**
- * Converts various color input formats to an {r:0,g:0,b:0} object.
- *
- * @param {string} color The string representation of a color
- * @example
- * colorToRgb('#000');
- * @example
- * colorToRgb('#000000');
- * @example
- * colorToRgb('rgb(0,0,0)');
- * @example
- * colorToRgb('rgba(0,0,0)');
- *
- * @return {{r: number, g: number, b: number, [a]: number}|null}
- */
-export const colorToRgb = ( color ) => {
-
- let hex3 = color.match( /^#([0-9a-f]{3})$/i );
- if( hex3 && hex3[1] ) {
- hex3 = hex3[1];
- return {
- r: parseInt( hex3.charAt( 0 ), 16 ) * 0x11,
- g: parseInt( hex3.charAt( 1 ), 16 ) * 0x11,
- b: parseInt( hex3.charAt( 2 ), 16 ) * 0x11
- };
- }
-
- let hex6 = color.match( /^#([0-9a-f]{6})$/i );
- if( hex6 && hex6[1] ) {
- hex6 = hex6[1];
- return {
- r: parseInt( hex6.slice( 0, 2 ), 16 ),
- g: parseInt( hex6.slice( 2, 4 ), 16 ),
- b: parseInt( hex6.slice( 4, 6 ), 16 )
- };
- }
-
- let rgb = color.match( /^rgb\s*\(\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*\)$/i );
- if( rgb ) {
- return {
- r: parseInt( rgb[1], 10 ),
- g: parseInt( rgb[2], 10 ),
- b: parseInt( rgb[3], 10 )
- };
- }
-
- let rgba = color.match( /^rgba\s*\(\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*\,\s*([\d]+|[\d]*.[\d]+)\s*\)$/i );
- if( rgba ) {
- return {
- r: parseInt( rgba[1], 10 ),
- g: parseInt( rgba[2], 10 ),
- b: parseInt( rgba[3], 10 ),
- a: parseFloat( rgba[4] )
- };
- }
-
- return null;
-
-}
-
-/**
- * Calculates brightness on a scale of 0-255.
- *
- * @param {string} color See colorToRgb for supported formats.
- * @see {@link colorToRgb}
- */
-export const colorBrightness = ( color ) => {
-
- if( typeof color === 'string' ) color = colorToRgb( color );
-
- if( color ) {
- return ( color.r * 299 + color.g * 587 + color.b * 114 ) / 1000;
- }
-
- return null;
-
-} \ No newline at end of file