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add rgb and rgba representations of HEXAColor

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This commit is contained in:
InsanusMokrassar 2024-01-04 20:20:55 +06:00
parent ff59b0cc9c
commit 303e1e6281
2 changed files with 50 additions and 26 deletions
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17
colors/common/src/commonMain/kotlin/HEXAColor.kt
View File

@ -22,14 +22,16 @@ value class HEXAColor (
get() = "#${uint.toString(16).padStart(8, '0')}"
val hex: String
get() = hexa.take(7)
val rgba: String
get() = "rgba($r,$g,$b,${aOfOne.toString().take(5)})"
val rgb: String
get() = "rgb($r,$g,$b)"
val shortHex: String
get() = "#${r.shortPart()}${g.shortPart()}${b.shortPart()}"
val shortHexa: String
get() = "$shortHex${a.shortPart()}"
val rgbInt: Int
get() = (uint shr 2).toInt()
val alphaOfOne: Float
get() = (uint and 0xffu).toFloat() / 256f
val r: Int
get() = ((uint and 0xff000000u) / 0x1000000u).toInt()
@ -69,13 +71,13 @@ value class HEXAColor (
g: Int = this.g,
b: Int = this.b,
aOfOne: Float = this.aOfOne
) = HEXAColor(r, g, b, aOfOne)
) = HEXAColor(r = r, g = g, b = b, aOfOne = aOfOne)
fun copy(
r: Int = this.r,
g: Int = this.g,
b: Int = this.b,
a: Int
) = HEXAColor(r, g, b, a)
) = HEXAColor(r = r, g = g, b = b, a = a)
companion object {
/**
@ -105,14 +107,15 @@ value class HEXAColor (
.removeSuffix(")")
.replace(Regex("\\s"), "")
.split(",")
.map { it.toInt().toString(16) }
.joinToString("", postfix = "ff")
.joinToString("", postfix = "ff") {
it.toInt().toString(16).padStart(2, '0')
}
color.startsWith("rgba(") -> color
.removePrefix("rgba(")
.removeSuffix(")")
.replace(Regex("\\s"), "")
.split(",").let {
it.take(3).map { it.toInt().toString(16) } + (it.last().toFloat() * 0xff).toInt().toString(16)
it.take(3).map { it.toInt().toString(16).padStart(2, '0') } + (it.last().toFloat() * 0xff).toInt().toString(16).padStart(2, '0')
}
.joinToString("")
else -> color

59
colors/common/src/commonTest/kotlin/HexColorTests.kt
View File

@ -1,17 +1,20 @@
package dev.inmo.micro_utils.colors.common
import kotlin.math.floor
import kotlin.math.round
import kotlin.test.Test
import kotlin.test.assertEquals
import kotlin.test.assertTrue
class HexColorTests {
val alphaRgbaPrecision = 5
class TestColor(
val color: HEXAColor,
val shortHex: String?,
val shortHexa: String?,
val shortHex: String,
val shortHexa: String,
val hex: String,
val hexa: String,
val rgb: String,
val rgba: String,
val r: Int,
val g: Int,
val b: Int,
@ -25,6 +28,8 @@ class HexColorTests {
shortHexa = "#f00f",
hex = "#ff0000",
hexa = "#ff0000ff",
rgb = "rgb(255,0,0)",
rgba = "rgba(255,0,0,1.0)",
r = 0xff,
g = 0x00,
b = 0x00,
@ -36,6 +41,8 @@ class HexColorTests {
shortHexa = "#0f0f",
hex = "#00ff00",
hexa = "#00ff00ff",
rgb = "rgb(0,255,0)",
rgba = "rgba(0,255,0,1.0)",
r = 0x00,
g = 0xff,
b = 0x00,
@ -47,6 +54,8 @@ class HexColorTests {
shortHexa = "#00ff",
hex = "#0000ff",
hexa = "#0000ffff",
rgb = "rgb(0,0,255)",
rgba = "rgba(0,0,255,1.0)",
r = 0x00,
g = 0x00,
b = 0xff,
@ -58,6 +67,8 @@ class HexColorTests {
shortHexa = "#f008",
hex = "#ff0000",
hexa = "#ff000088",
rgb = "rgb(255,0,0)",
rgba = "rgba(255,0,0,0.533)",
r = 0xff,
g = 0x00,
b = 0x00,
@ -69,6 +80,8 @@ class HexColorTests {
shortHexa = "#0f08",
hex = "#00ff00",
hexa = "#00ff0088",
rgb = "rgb(0,255,0)",
rgba = "rgba(0,255,0,0.533)",
r = 0x00,
g = 0xff,
b = 0x00,
@ -80,6 +93,8 @@ class HexColorTests {
shortHexa = "#00f8",
hex = "#0000ff",
hexa = "#0000ff88",
rgb = "rgb(0,0,255)",
rgba = "rgba(0,0,255,0.533)",
r = 0x00,
g = 0x00,
b = 0xff,
@ -91,21 +106,25 @@ class HexColorTests {
shortHexa = "#f002",
hex = "#ff0000",
hexa = "#ff000022",
rgb = "rgb(255,0,0)",
rgba = "rgba(255,0,0,0.133)",
r = 0xff,
g = 0x00,
b = 0x00,
a = 0x22,
),
TestColor(
HEXAColor(0x00ff0022u),
"#0f0",
"#0f02",
"#00ff00",
"#00ff0022",
0x00,
0xff,
0x00,
0x22,
color = HEXAColor(0x00ff0022u),
shortHex = "#0f0",
shortHexa = "#0f02",
hex = "#00ff00",
hexa = "#00ff0022",
rgb = "rgb(0,255,0)",
rgba = "rgba(0,255,0,0.133)",
r = 0x00,
g = 0xff,
b = 0x00,
a = 0x22,
),
TestColor(
color = HEXAColor(0x0000ff22u),
@ -113,6 +132,8 @@ class HexColorTests {
shortHexa = "#00f2",
hex = "#0000ff",
hexa = "#0000ff22",
rgb = "rgb(0,0,255)",
rgba = "rgba(0,0,255,0.133)",
r = 0x00,
g = 0x00,
b = 0xff,
@ -127,6 +148,8 @@ class HexColorTests {
assertEquals(it.hexa, it.color.hexa)
assertEquals(it.shortHex, it.color.shortHex)
assertEquals(it.shortHexa, it.color.shortHexa)
assertEquals(it.rgb, it.color.rgb)
assertEquals(it.rgba, it.color.rgba)
assertEquals(it.r, it.color.r)
assertEquals(it.g, it.color.g)
assertEquals(it.b, it.color.b)
@ -137,14 +160,12 @@ class HexColorTests {
@Test
fun testHexParseColor() {
testColors.forEach {
assertEquals(it.color, HEXAColor.parseStringColor(it.hexa))
assertEquals(it.color.copy(aOfOne = 1f), HEXAColor.parseStringColor(it.hex))
it.shortHex ?.let { _ ->
assertEquals(it.color.copy(aOfOne = 1f), HEXAColor.parseStringColor(it.shortHex))
}
it.shortHexa ?.let { _ ->
assertEquals(it.color.copy(a = floor(it.color.a.toFloat() / 16).toInt() * 0x10), HEXAColor.parseStringColor(it.shortHexa))
}
assertEquals(it.color, HEXAColor.parseStringColor(it.hexa))
assertEquals(it.color.copy(aOfOne = 1f), HEXAColor.parseStringColor(it.rgb))
assertTrue(it.color.uint.toInt() - HEXAColor.parseStringColor(it.rgba).uint.toInt() in -0x1 .. 0x1, )
assertEquals(it.color.copy(aOfOne = 1f), HEXAColor.parseStringColor(it.shortHex))
assertEquals(it.color.copy(a = floor(it.color.a.toFloat() / 16).toInt() * 0x10), HEXAColor.parseStringColor(it.shortHexa))
}
}
}