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-rw-r--r--play.css12
-rw-r--r--play.js12
-rw-r--r--tools/colors.js110
-rw-r--r--tools/gencolors.js76
4 files changed, 204 insertions, 6 deletions
diff --git a/play.css b/play.css
index bd1cf1e..92e7420 100644
--- a/play.css
+++ b/play.css
@@ -46,6 +46,18 @@ body {
padding-right: 3px;
}
+button:has(.austria) { background-color: #ffffff; }
+button:has(.bavaria) { background-color: #ffc825; border-color: #fff766 #c69100 #c69100 #fff766; box-shadow: 0 0 0 1px #5c2a00; }
+button:has(.bavaria):active:hover { border-color: #c69100 #fff766 #fff766 #c69100; }
+button:has(.france) { background-color: #ed1c24; border-color: #ff544d #c00000 #c00000 #ff544d; box-shadow: 0 0 0 1px #680000; }
+button:has(.france):active:hover { border-color: #c00000 #ff544d #ff544d #c00000; }
+button:has(.pragmatic) { background-color: #5f5c5c; border-color: #7a7777 #454242 #454242 #7a7777; box-shadow: 0 0 0 1px #161313; }
+button:has(.pragmatic):active:hover { border-color: #454242 #7a7777 #7a7777 #454242; }
+button:has(.prussia) { background-color: #005988; border-color: #2973a4 #00406d #00406d #2973a4; box-shadow: 0 0 0 1px #000f3a; }
+button:has(.prussia):active:hover { border-color: #00406d #2973a4 #2973a4 #00406d; }
+button:has(.saxony) { background-color: #157d36; border-color: #3e9d54 #005e17 #005e17 #3e9d54; box-shadow: 0 0 0 1px #002500; }
+button:has(.saxony):active:hover { border-color: #005e17 #3e9d54 #3e9d54 #005e17; }
+
.role_marker {
display: inline-block;
width: 30px;
diff --git a/play.js b/play.js
index 25acc5d..6ffb8df 100644
--- a/play.js
+++ b/play.js
@@ -614,12 +614,12 @@ function make_badge(power) {
}
const power_image = [
- '<img style="border-radius:50%" height="24" src="images/role_france.2x.png" alt="France">',
- '<img style="border-radius:50%" height="24" src="images/role_prussia.2x.png" alt="Prussia">',
- '<img style="border-radius:50%" height="24" src="images/role_pragmatic.2x.png" alt="Pragmatic Army">',
- '<img style="border-radius:50%" height="24" src="images/role_austria.2x.png" alt="Austria">',
- '<img style="border-radius:50%" height="24" src="images/role_bavaria.2x.png" alt="Bavaria">',
- '<img style="border-radius:50%" height="24" src="images/role_saxony.2x.png" alt="Saxony">',
+ '<img class="france" height="24" src="images/role_france.2x.png" alt="France">',
+ '<img class="prussia" height="24" src="images/role_prussia.2x.png" alt="Prussia">',
+ '<img class="pragmatic" height="24" src="images/role_pragmatic.2x.png" alt="Pragmatic Army">',
+ '<img class="austria" height="24" src="images/role_austria.2x.png" alt="Austria">',
+ '<img class="bavaria" height="24" src="images/role_bavaria.2x.png" alt="Bavaria">',
+ '<img class="saxony" height="24" src="images/role_saxony.2x.png" alt="Saxony">',
]
const power_badge = [
diff --git a/tools/colors.js b/tools/colors.js
new file mode 100644
index 0000000..f8f7ace
--- /dev/null
+++ b/tools/colors.js
@@ -0,0 +1,110 @@
+"use strict"
+
+function rgb_from_any(color) {
+ switch (color.mode) {
+ case "rgb": return color
+ case "lrgb": return rgb_from_lrgb(color)
+ case "oklab": return rgb_from_oklab(color)
+ }
+}
+
+function lrgb_from_any(color) {
+ switch (color.mode) {
+ case "rgb": return lrgb_from_rgb(color)
+ case "lrgb": return color
+ case "oklab": return lrgb_from_oklab(color)
+ }
+}
+
+function oklab_from_any(color) {
+ switch (color.mode) {
+ case "rgb": return oklab_from_rgb(color)
+ case "lrgb": return oklab_from_lrgb(color)
+ case "oklab": return color
+ }
+}
+
+function format_hex(color) {
+ let {r, g, b} = rgb_from_any(color)
+ let adj = 1
+ r = Math.round(Math.max(0, Math.min(1, r)) * 255)
+ g = Math.round(Math.max(0, Math.min(1, g)) * 255)
+ b = Math.round(Math.max(0, Math.min(1, b)) * 255)
+ let x = (r << 16) | (g << 8) | b
+ return "#" + x.toString(16).padStart(6, "0")
+}
+
+function parse_hex(str) {
+ let x = parseInt(str.substring(1), 16)
+ return {
+ mode: "rgb",
+ r: ((x >> 16) & 255) / 255.0,
+ g: ((x >> 8) & 255) / 255.0,
+ b: ((x) & 255) / 255.0
+ }
+}
+
+function lrgb_from_rgb({ r, g, b }) {
+ function to_linear(c) {
+ let ac = Math.abs(c)
+ if (ac < 0.04045)
+ return c / 12.92
+ return (Math.sign(c) || 1) * Math.pow((ac + 0.055) / 1.055, 2.4)
+ }
+ return {
+ mode: "lrgb",
+ r: to_linear(r),
+ g: to_linear(g),
+ b: to_linear(b)
+ }
+}
+
+function rgb_from_lrgb({ r, g, b }) {
+ function from_linear(c) {
+ let ac = Math.abs(c)
+ if (ac > 0.0031308)
+ return (Math.sign(c) || 1) * (1.055 * Math.pow(ac, 1 / 2.4) - 0.055)
+ return c * 12.92
+ }
+ return {
+ mode: "rgb",
+ r: from_linear(r),
+ g: from_linear(g),
+ b: from_linear(b)
+ }
+}
+
+function oklab_from_lrgb({ r, g, b }) {
+ let L = Math.cbrt(0.4122214708 * r + 0.5363325363 * g + 0.0514459929 * b)
+ let M = Math.cbrt(0.2119034982 * r + 0.6806995451 * g + 0.1073969566 * b)
+ let S = Math.cbrt(0.0883024619 * r + 0.2817188376 * g + 0.6299787005 * b)
+ return {
+ mode: "oklab",
+ l: 0.2104542553 * L + 0.793617785 * M - 0.0040720468 * S,
+ a: 1.9779984951 * L - 2.428592205 * M + 0.4505937099 * S,
+ b: 0.0259040371 * L + 0.7827717662 * M - 0.808675766 * S
+ }
+}
+
+function lrgb_from_oklab({ l, a, b }) {
+ let L = Math.pow(l + 0.3963377774 * a + 0.2158037573 * b, 3)
+ let M = Math.pow(l - 0.1055613458 * a - 0.0638541728 * b, 3)
+ let S = Math.pow(l - 0.0894841775 * a - 1.291485548 * b, 3)
+ return {
+ mode: "lrgb",
+ r: +4.0767416621 * L - 3.3077115913 * M + 0.2309699292 * S,
+ g: -1.2684380046 * L + 2.6097574011 * M - 0.3413193965 * S,
+ b: -0.0041960863 * L - 0.7034186147 * M + 1.707614701 * S
+ }
+}
+
+function oklab_from_rgb(rgb) {
+ return oklab_from_lrgb(lrgb_from_rgb(rgb))
+}
+
+function rgb_from_oklab(oklab) {
+ return rgb_from_lrgb(lrgb_from_oklab(oklab))
+}
+
+if (typeof module === "object")
+ module.exports = { format_hex, parse_hex, rgb_from_any, lrgb_from_any, oklab_from_any }
diff --git a/tools/gencolors.js b/tools/gencolors.js
new file mode 100644
index 0000000..63b4bf5
--- /dev/null
+++ b/tools/gencolors.js
@@ -0,0 +1,76 @@
+const { parse_hex, format_hex, lrgb_from_any, rgb_from_any, oklab_from_any } = require("./colors.js")
+
+const white = "#ffffff"
+const black = "#000000"
+
+function lerp(a, b, n) {
+ return a + (b - a) * n
+}
+
+function blend(a, b, n) {
+ a = lrgb_from_any(parse_hex(a))
+ b = lrgb_from_any(parse_hex(b))
+ return format_hex({
+ mode: "lrgb",
+ r: lerp(a.r, b.r, n),
+ g: lerp(a.g, b.g, n),
+ b: lerp(a.b, b.b, n)
+ })
+}
+
+function multiply_luminance(hex, m) {
+ let oklab = oklab_from_any(parse_hex(hex))
+ oklab.l = Math.max(0, Math.min(1, oklab.l * m))
+ return format_hex(oklab)
+}
+
+function add_luminance(hex, m) {
+ let oklab = oklab_from_any(parse_hex(hex))
+ oklab.l = Math.max(0, Math.min(1, oklab.l + m))
+ return format_hex(oklab)
+}
+
+function make_3d_colors(base) {
+ return [
+ base,
+ multiply_luminance(base, 0.9),
+ multiply_luminance(base, 0.8),
+ multiply_luminance(base, 0.7),
+ multiply_luminance(base, 0.4)
+ ]
+}
+
+function make_2d_colors(base) {
+ return [
+ base,
+ multiply_luminance(base, 1.2),
+ multiply_luminance(base, 0.8),
+ multiply_luminance(base, 0.4)
+ ]
+}
+
+function make_2d_colors_add(base) {
+ return [
+ base,
+ add_luminance(base, 0.2),
+ add_luminance(base, -0.2),
+ add_luminance(base, -0.5),
+ ]
+}
+
+function print(x) {
+ console.log(x)
+}
+
+function gencss(color, sel) {
+ let [ bg, hi, lo, sh ] = make_2d_colors(color)
+ print(`${sel} { background-color: ${color}; border-color: ${hi} ${lo} ${lo} ${hi}; box-shadow: 0 0 0 1px ${sh}; }`)
+ print(`${sel}:active:hover { border-color: ${lo} ${hi} ${hi} ${lo}; }`)
+}
+
+gencss("#bbbbbb", "button:has(.austria)")
+gencss("#ffc825", "button:has(.bavaria)")
+gencss("#ed1c24", "button:has(.france)")
+gencss("#5f5c5c", "button:has(.pragmatic)")
+gencss("#005988", "button:has(.prussia)")
+gencss("#157d36", "button:has(.saxony)")