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FTXUI/src/ftxui/screen/color.cpp

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Add support for full RGB colors. FTXUI supported only the 16 colors palette. This patch adds support for the 256 palette and the TrueColor(8×8×8) mode. This was made by kerdelos@ and fixes issue: https://github.com/ArthurSonzogni/FTXUI/issues/45 Co-authored-by: Damien D <kerdelos@gmail.com> Co-authored-by: Arthur Sonzogni <sonzogniarthur@gmail.com>
2020-09-02 17:32:22 +08:00
#include "ftxui/screen/color.hpp"
#include <algorithm>
#include "ftxui/screen/string.hpp"
namespace ftxui {
struct Color256Info {
const char* name;
const uint8_t index;
const uint8_t red;
const uint8_t green;
const uint8_t blue;
};
// clang-format off
const Color256Info color256_info[] = {
{"Grey0" , 16 , 0 , 0 , 0 } ,
{"NavyBlue" , 17 , 0 , 0 , 95 } ,
{"DarkBlue" , 18 , 0 , 0 , 135 } ,
{"Blue3" , 19 , 0 , 0 , 175 } ,
{"Blue3Bis" , 20 , 0 , 0 , 215 } ,
{"Blue1" , 21 , 0 , 0 , 255 } ,
{"DarkGreen" , 22 , 0 , 95 , 0 } ,
{"DeepSkyBlue4" , 23 , 0 , 95 , 95 } ,
{"DeepSkyBlue4Bis" , 24 , 0 , 95 , 135 } ,
{"DeepSkyBlue4Ter" , 25 , 0 , 95 , 175 } ,
{"DodgerBlue3" , 26 , 0 , 95 , 215 } ,
{"DodgerBlue2" , 27 , 0 , 95 , 255 } ,
{"Green4" , 28 , 0 , 135 , 0 } ,
{"SpringGreen4" , 29 , 0 , 135 , 95 } ,
{"Turquoise4" , 30 , 0 , 135 , 135 } ,
{"DeepSkyBlue3" , 31 , 0 , 135 , 175 } ,
{"DeepSkyBlue3Bis" , 32 , 0 , 135 , 215 } ,
{"DodgerBlue1" , 33 , 0 , 135 , 255 } ,
{"Green3" , 34 , 0 , 175 , 0 } ,
{"SpringGreen3" , 35 , 0 , 175 , 95 } ,
{"DarkCyan" , 36 , 0 , 175 , 135 } ,
{"LightSeaGreen" , 37 , 0 , 175 , 175 } ,
{"DeepSkyBlue2" , 38 , 0 , 175 , 215 } ,
{"DeepSkyBlue1" , 39 , 0 , 175 , 255 } ,
{"Green3Bis" , 40 , 0 , 215 , 0 } ,
{"SpringGreen3Bis" , 41 , 0 , 215 , 95 } ,
{"SpringGreen2" , 42 , 0 , 215 , 135 } ,
{"Cyan3" , 43 , 0 , 215 , 175 } ,
{"DarkTurquoise" , 44 , 0 , 215 , 215 } ,
{"Turquoise2" , 45 , 0 , 215 , 255 } ,
{"Green1" , 46 , 0 , 255 , 0 } ,
{"SpringGreen2Bis" , 47 , 0 , 255 , 95 } ,
{"SpringGreen1" , 48 , 0 , 255 , 135 } ,
{"MediumSpringGreen" , 49 , 0 , 255 , 175 } ,
{"Cyan2" , 50 , 0 , 255 , 215 } ,
{"Cyan1" , 51 , 0 , 255 , 255 } ,
{"DarkRed" , 52 , 95 , 0 , 0 } ,
{"DeepPink4Ter" , 53 , 95 , 0 , 95 } ,
{"Purple4" , 54 , 95 , 0 , 135 } ,
{"Purple4Bis" , 55 , 95 , 0 , 175 } ,
{"Purple3" , 56 , 95 , 0 , 215 } ,
{"BlueViolet" , 57 , 95 , 0 , 255 } ,
{"Orange4" , 58 , 95 , 95 , 0 } ,
{"Grey37" , 59 , 95 , 95 , 95 } ,
{"MediumPurple4" , 60 , 95 , 95 , 135 } ,
{"SlateBlue3" , 61 , 95 , 95 , 175 } ,
{"SlateBlue3Bis" , 62 , 95 , 95 , 215 } ,
{"RoyalBlue1" , 63 , 95 , 95 , 255 } ,
{"Chartreuse4" , 64 , 95 , 135 , 0 } ,
{"DarkSeaGreen4" , 65 , 95 , 135 , 95 } ,
{"PaleTurquoise4" , 66 , 95 , 135 , 135 } ,
{"SteelBlue" , 67 , 95 , 135 , 175 } ,
{"SteelBlue3" , 68 , 95 , 135 , 215 } ,
{"CornflowerBlue" , 69 , 95 , 135 , 255 } ,
{"Chartreuse3" , 70 , 95 , 175 , 0 } ,
{"DarkSeaGreen4Bis" , 71 , 95 , 175 , 95 } ,
{"CadetBlue" , 72 , 95 , 175 , 135 } ,
{"CadetBlueBis" , 73 , 95 , 175 , 175 } ,
{"SkyBlue3" , 74 , 95 , 175 , 215 } ,
{"SteelBlue1" , 75 , 95 , 175 , 255 } ,
{"Chartreuse3Bis" , 76 , 95 , 215 , 0 } ,
{"PaleGreen3Bis" , 77 , 95 , 215 , 95 } ,
{"SeaGreen3" , 78 , 95 , 215 , 135 } ,
{"Aquamarine3" , 79 , 95 , 215 , 175 } ,
{"MediumTurquoise" , 80 , 95 , 215 , 215 } ,
{"SteelBlue1Bis" , 81 , 95 , 215 , 255 } ,
{"Chartreuse2Bis" , 82 , 95 , 255 , 0 } ,
{"SeaGreen2" , 83 , 95 , 255 , 95 } ,
{"SeaGreen1" , 84 , 95 , 255 , 135 } ,
{"SeaGreen1Bis" , 85 , 95 , 255 , 175 } ,
{"Aquamarine1Bis" , 86 , 95 , 255 , 215 } ,
{"DarkSlateGray2" , 87 , 95 , 255 , 255 } ,
{"DarkRedBis" , 88 , 135 , 0 , 0 } ,
{"DeepPink4Bis" , 89 , 135 , 0 , 95 } ,
{"DarkMagenta" , 90 , 135 , 0 , 135 } ,
{"DarkMagentaBis" , 91 , 135 , 0 , 175 } ,
{"DarkVioletBis" , 92 , 135 , 0 , 215 } ,
{"PurpleBis" , 93 , 135 , 0 , 255 } ,
{"Orange4Bis" , 94 , 135 , 95 , 0 } ,
{"LightPink4" , 95 , 135 , 95 , 95 } ,
{"Plum4" , 96 , 135 , 95 , 135 } ,
{"MediumPurple3" , 97 , 135 , 95 , 175 } ,
{"MediumPurple3Bis" , 98 , 135 , 95 , 215 } ,
{"SlateBlue1" , 99 , 135 , 95 , 255 } ,
{"Yellow4" , 100 , 135 , 135 , 0 } ,
{"Wheat4" , 101 , 135 , 135 , 95 } ,
{"Grey53" , 102 , 135 , 135 , 135 } ,
{"LightSlateGrey" , 103 , 135 , 135 , 175 } ,
{"MediumPurple" , 104 , 135 , 135 , 215 } ,
{"LightSlateBlue" , 105 , 135 , 135 , 255 } ,
{"Yellow4Bis" , 106 , 135 , 175 , 0 } ,
{"DarkOliveGreen3" , 107 , 135 , 175 , 95 } ,
{"DarkSeaGreen" , 108 , 135 , 175 , 135 } ,
{"LightSkyBlue3" , 109 , 135 , 175 , 175 } ,
{"LightSkyBlue3Bis" , 110 , 135 , 175 , 215 } ,
{"SkyBlue2" , 111 , 135 , 175 , 255 } ,
{"Chartreuse2" , 112 , 135 , 215 , 0 } ,
{"DarkOliveGreen3Bis" , 113 , 135 , 215 , 95 } ,
{"PaleGreen3" , 114 , 135 , 215 , 135 } ,
{"DarkSeaGreen3" , 115 , 135 , 215 , 175 } ,
{"DarkSlateGray3" , 116 , 135 , 215 , 215 } ,
{"SkyBlue1" , 117 , 135 , 215 , 255 } ,
{"Chartreuse1" , 118 , 135 , 255 , 0 } ,
{"LightGreen" , 119 , 135 , 255 , 95 } ,
{"LightGreenBis" , 120 , 135 , 255 , 135 } ,
{"PaleGreen1" , 121 , 135 , 255 , 175 } ,
{"Aquamarine1" , 122 , 135 , 255 , 215 } ,
{"DarkSlateGray1" , 123 , 135 , 255 , 255 } ,
{"Red3" , 124 , 175 , 0 , 0 } ,
{"DeepPink4" , 125 , 175 , 0 , 95 } ,
{"MediumVioletRed" , 126 , 175 , 0 , 135 } ,
{"Magenta3" , 127 , 175 , 0 , 175 } ,
{"DarkViolet" , 128 , 175 , 0 , 215 } ,
{"Purple" , 129 , 175 , 0 , 255 } ,
{"DarkOrange3" , 130 , 175 , 95 , 0 } ,
{"IndianRed" , 131 , 175 , 95 , 95 } ,
{"HotPink3" , 132 , 175 , 95 , 135 } ,
{"MediumOrchid3" , 133 , 175 , 95 , 175 } ,
{"MediumOrchid" , 134 , 175 , 95 , 215 } ,
{"MediumPurple2" , 135 , 175 , 95 , 255 } ,
{"DarkGoldenrod" , 136 , 175 , 135 , 0 } ,
{"LightSalmon3" , 137 , 175 , 135 , 95 } ,
{"RosyBrown" , 138 , 175 , 135 , 135 } ,
{"Grey63" , 139 , 175 , 135 , 175 } ,
{"MediumPurple2Bis" , 140 , 175 , 135 , 215 } ,
{"MediumPurple1" , 141 , 175 , 135 , 255 } ,
{"Gold3" , 142 , 175 , 175 , 0 } ,
{"DarkKhaki" , 143 , 175 , 175 , 95 } ,
{"NavajoWhite3" , 144 , 175 , 175 , 135 } ,
{"Grey69" , 145 , 175 , 175 , 175 } ,
{"LightSteelBlue3" , 146 , 175 , 175 , 215 } ,
{"LightSteelBlue" , 147 , 175 , 175 , 255 } ,
{"Yellow3" , 148 , 175 , 215 , 0 } ,
{"DarkOliveGreen3Ter" , 149 , 175 , 215 , 95 } ,
{"DarkSeaGreen3Bis" , 150 , 175 , 215 , 135 } ,
{"DarkSeaGreen2" , 151 , 175 , 215 , 175 } ,
{"LightCyan3" , 152 , 175 , 215 , 215 } ,
{"LightSkyBlue1" , 153 , 175 , 215 , 255 } ,
{"GreenYellow" , 154 , 175 , 255 , 0 } ,
{"DarkOliveGreen2" , 155 , 175 , 255 , 95 } ,
{"PaleGreen1Bis" , 156 , 175 , 255 , 135 } ,
{"DarkSeaGreen2Bis" , 157 , 175 , 255 , 175 } ,
{"DarkSeaGreen1" , 158 , 175 , 255 , 215 } ,
{"PaleTurquoise1" , 159 , 175 , 255 , 255 } ,
{"Red3Bis" , 160 , 215 , 0 , 0 } ,
{"DeepPink3" , 161 , 215 , 0 , 95 } ,
{"DeepPink3Bis" , 162 , 215 , 0 , 135 } ,
{"Magenta3Bis" , 163 , 215 , 0 , 175 } ,
{"Magenta3Ter" , 164 , 215 , 0 , 215 } ,
{"Magenta2" , 165 , 215 , 0 , 255 } ,
{"DarkOrange3Bis" , 166 , 215 , 95 , 0 } ,
{"IndianRedBis" , 167 , 215 , 95 , 95 } ,
{"HotPink3Bis" , 168 , 215 , 95 , 135 } ,
{"HotPink2" , 169 , 215 , 95 , 175 } ,
{"Orchid" , 170 , 215 , 95 , 215 } ,
{"MediumOrchid1" , 171 , 215 , 95 , 255 } ,
{"Orange3" , 172 , 215 , 135 , 0 } ,
{"LightSalmon3" , 173 , 215 , 135 , 95 } ,
{"LightPink3" , 174 , 215 , 135 , 135 } ,
{"Pink3" , 175 , 215 , 135 , 175 } ,
{"Plum3" , 176 , 215 , 135 , 215 } ,
{"Violet" , 177 , 215 , 135 , 255 } ,
{"Gold3Bis" , 178 , 215 , 175 , 0 } ,
{"LightGoldenrod3" , 179 , 215 , 175 , 95 } ,
{"Tan" , 180 , 215 , 175 , 135 } ,
{"MistyRose3" , 181 , 215 , 175 , 175 } ,
{"Thistle3" , 182 , 215 , 175 , 215 } ,
{"Plum2" , 183 , 215 , 175 , 255 } ,
{"Yellow3Bis" , 184 , 215 , 215 , 0 } ,
{"Khaki3" , 185 , 215 , 215 , 95 } ,
{"LightGoldenrod2" , 186 , 215 , 215 , 135 } ,
{"LightYellow3" , 187 , 215 , 215 , 175 } ,
{"Grey84" , 188 , 215 , 215 , 215 } ,
{"LightSteelBlue1" , 189 , 215 , 215 , 255 } ,
{"Yellow2" , 190 , 215 , 255 , 0 } ,
{"DarkOliveGreen1" , 191 , 215 , 255 , 95 } ,
{"DarkOliveGreen1Bis" , 192 , 215 , 255 , 135 } ,
{"DarkSeaGreen1Bis" , 193 , 215 , 255 , 175 } ,
{"Honeydew2" , 194 , 215 , 255 , 215 } ,
{"LightCyan1Bis" , 195 , 215 , 255 , 255 } ,
{"Red1" , 196 , 255 , 0 , 0 } ,
{"DeepPink2" , 197 , 255 , 0 , 95 } ,
{"DeepPink1" , 198 , 255 , 0 , 135 } ,
{"DeepPink1Bis" , 199 , 255 , 0 , 175 } ,
{"Magenta2Bis" , 200 , 255 , 0 , 215 } ,
{"Magenta1" , 201 , 255 , 0 , 255 } ,
{"OrangeRed1" , 202 , 255 , 95 , 0 } ,
{"IndianRed1" , 203 , 255 , 95 , 95 } ,
{"IndianRed1Bis" , 204 , 255 , 95 , 135 } ,
{"HotPink" , 205 , 255 , 95 , 175 } ,
{"HotPinkBis" , 206 , 255 , 95 , 215 } ,
{"MediumOrchid1Bis" , 207 , 255 , 95 , 255 } ,
{"DarkOrange" , 208 , 255 , 135 , 0 } ,
{"Salmon1" , 209 , 255 , 135 , 95 } ,
{"LightCoral" , 210 , 255 , 135 , 135 } ,
{"PaleVioletRed1" , 211 , 255 , 135 , 175 } ,
{"Orchid2" , 212 , 255 , 135 , 215 } ,
{"Orchid1" , 213 , 255 , 135 , 255 } ,
{"Orange1" , 214 , 255 , 175 , 0 } ,
{"SandyBrown" , 215 , 255 , 175 , 95 } ,
{"LightSalmon1" , 216 , 255 , 175 , 135 } ,
{"LightPink1" , 217 , 255 , 175 , 175 } ,
{"Pink1" , 218 , 255 , 175 , 215 } ,
{"Plum1" , 219 , 255 , 175 , 255 } ,
{"Gold1" , 220 , 255 , 215 , 0 } ,
{"LightGoldenrod2Bis" , 221 , 255 , 215 , 95 } ,
{"LightGoldenrod2Ter" , 222 , 255 , 215 , 135 } ,
{"NavajoWhite1" , 223 , 255 , 215 , 175 } ,
{"MistyRose1" , 224 , 255 , 215 , 215 } ,
{"Thistle1" , 225 , 255 , 215 , 255 } ,
{"Yellow1" , 226 , 255 , 255 , 0 } ,
{"LightGoldenrod1" , 227 , 255 , 255 , 95 } ,
{"Khaki1" , 228 , 255 , 255 , 135 } ,
{"Wheat1" , 229 , 255 , 255 , 175 } ,
{"Cornsilk1" , 230 , 255 , 255 , 215 } ,
{"Grey100" , 231 , 255 , 255 , 255 } ,
{"Grey3" , 232 , 8 , 8 , 8 } ,
{"Grey7" , 233 , 18 , 18 , 18 } ,
{"Grey11" , 234 , 28 , 28 , 28 } ,
{"Grey15" , 235 , 38 , 38 , 38 } ,
{"Grey19" , 236 , 48 , 48 , 48 } ,
{"Grey23" , 237 , 58 , 58 , 58 } ,
{"Grey27" , 238 , 68 , 68 , 68 } ,
{"Grey30" , 239 , 78 , 78 , 78 } ,
{"Grey35" , 240 , 88 , 88 , 88 } ,
{"Grey39" , 241 , 98 , 98 , 98 } ,
{"Grey42" , 242 , 108 , 108 , 108 } ,
{"Grey46" , 243 , 118 , 118 , 118 } ,
{"Grey50" , 244 , 128 , 128 , 128 } ,
{"Grey54" , 245 , 138 , 138 , 138 } ,
{"Grey58" , 246 , 148 , 148 , 148 } ,
{"Grey62" , 247 , 158 , 158 , 158 } ,
{"Grey66" , 248 , 168 , 168 , 168 } ,
{"Grey70" , 249 , 178 , 178 , 178 } ,
{"Grey74" , 250 , 188 , 188 , 188 } ,
{"Grey78" , 251 , 198 , 198 , 198 } ,
{"Grey82" , 252 , 208 , 208 , 208 } ,
{"Grey85" , 253 , 218 , 218 , 218 } ,
{"Grey89" , 254 , 228 , 228 , 228 } ,
{"Grey93" , 255 , 238 , 238 , 238 } ,
};
// clang-format on
bool Color::operator==(const Color& rhs) const {
(void)color256_info;
return red_ == rhs.red_ && green_ == rhs.green_ && blue_ == rhs.blue_ &&
type_ == rhs.type_;
}
bool Color::operator!=(const Color& rhs) const {
return !operator==(rhs);
}
std::wstring Color::Print(bool is_background_color) const {
switch (type_) {
case ColorType::Palette16:
return to_wstring(
std::to_string((is_background_color ? 10 : 0) + index_));
case ColorType::Palette256:
return to_wstring(std::to_string(is_background_color ? 48 : 38) //
+ ";5;" //
+ std::to_string(index_)); //
case ColorType::TrueColor:
return to_wstring(std::to_string(is_background_color ? 48 : 38) //
+ ";2;" //
+ std::to_string(red_) + ";" //
+ std::to_string(green_) + ";" //
+ std::to_string(blue_)); //
}
return L"";
}
Color::Color() : type_(ColorType::Palette16), index_(Palette16::Default) {}
Color::Color(Palette16 index) : type_(ColorType::Palette16), index_(index) {}
Color::Color(Palette256 index) : type_(ColorType::Palette256), index_(index) {}
Color::Color(uint8_t red, uint8_t green, uint8_t blue)
: type_(ColorType::TrueColor), red_(red), green_(green), blue_(blue) {}
// static
Color Color::RGB(uint8_t red, uint8_t green, uint8_t blue) {
return Color(red, green, blue);
}
// static
Color Color::HSV(uint8_t h, uint8_t s, uint8_t v) {
if (s == 0)
return Color(v, v, v);
uint8_t region = h / 43;
uint8_t remainder = (h - (region * 43)) * 6;
uint8_t p = (v * (255 - s)) >> 8;
uint8_t q = (v * (255 - ((s * remainder) >> 8))) >> 8;
uint8_t t = (v * (255 - ((s * (255 - remainder)) >> 8))) >> 8;
// clang-format off
switch (region) {
case 0: return Color(v,t,p);
case 1: return Color(q,v,p);
case 2: return Color(p,v,t);
case 3: return Color(p,q,v);
case 4: return Color(t,p,v);
case 5: return Color(v,p,q);
}
// clang-format on
return Color(0, 0, 0);
}
} // namespace ftxui
// Copyright 2020 Arthur Sonzogni. All rights reserved.
// Use of this source code is governed by the MIT license that can be found in
// the LICENSE file.
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