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Random colors via JSON API in Segment object like "col":["r","r","r"] #4996 (#5000)

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Add support for random colors via JSON API in Segment object like col=["r","r","r"] #4996
This commit is contained in:
AlexeyMal
2026-01-07 04:47:04 +01:00
committed by Frank
parent 80032bfe1c
commit ce56755416
1 changed files with 9 additions and 0 deletions
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9
wled00/json.cpp
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@@ -253,6 +253,12 @@ bool deserializeSegment(JsonObject elem, byte it, byte presetId)
// segment has RGB or White
for (size_t i = 0; i < 3; i++)
{
// JSON "col" array can contain the following values for each of segment's colors (primary, background, custom):
// "col":[int|string|object|array, int|string|object|array, int|string|object|array]
// int = Kelvin temperature or 0 for black
// string = hex representation of [WW]RRGGBB or "r" for random color
// object = individual channel control {"r":0,"g":127,"b":255,"w":255}, each being optional (valid to send {})
// array = direct channel values [r,g,b,w] (w element being optional)
int rgbw[] = {0,0,0,0};
bool colValid = false;
JsonArray colX = colarr[i];
@@ -265,6 +271,9 @@ bool deserializeSegment(JsonObject elem, byte it, byte presetId)
if (kelvin == 0) seg.setColor(i, 0);
if (kelvin > 0) colorKtoRGB(kelvin, brgbw);
colValid = true;
} else if (hexCol[0] == 'r' && hexCol[1] == '\0') { // Random colors via JSON API in Segment object like col=["r","r","r"] · Issue #4996
setRandomColor(brgbw);
colValid = true;
} else { //HEX string, e.g. "FFAA00"
colValid = colorFromHexString(brgbw, hexCol);
}