API tools faq
paste
Advertisement
Guest User

Untitled

a guest
Jan 26th, 2020
97
0
Never
Add comment
Not a member of Pastebin yet? Sign Up, it unlocks many cool features!
text 14.84 KB | None | 0 0
raw download clone embed print report
  1. package me.zeroeightsix.kami.util;
  2.  
  3. import java.awt.*;
  4. import java.util.ArrayList;
  5.  
  6. /**
  7. * Java Code to get a color name from rgb/hex value/awt color
  8. *
  9. * The part of looking up a color name from the rgb values is edited from
  10. * https://gist.github.com/nightlark/6482130#file-gistfile1-java (that has some errors) by Ryan Mast (nightlark)
  11. *
  12. * @author Xiaoxiao Li
  13. *
  14. */
  15. public class ColourUtils {
  16.  
  17. /**
  18. * Initialize the color list that we have.
  19. */
  20. private ArrayList<ColorName> initColorList() {
  21. ArrayList<ColorName> colorList = new ArrayList<ColorName>();
  22. colorList.add(new ColorName("AliceBlue", 0xF0, 0xF8, 0xFF));
  23. colorList.add(new ColorName("AntiqueWhite", 0xFA, 0xEB, 0xD7));
  24. colorList.add(new ColorName("Aqua", 0x00, 0xFF, 0xFF));
  25. colorList.add(new ColorName("Aquamarine", 0x7F, 0xFF, 0xD4));
  26. colorList.add(new ColorName("Azure", 0xF0, 0xFF, 0xFF));
  27. colorList.add(new ColorName("Beige", 0xF5, 0xF5, 0xDC));
  28. colorList.add(new ColorName("Bisque", 0xFF, 0xE4, 0xC4));
  29. colorList.add(new ColorName("Black", 0x00, 0x00, 0x00));
  30. colorList.add(new ColorName("BlanchedAlmond", 0xFF, 0xEB, 0xCD));
  31. colorList.add(new ColorName("Blue", 0x00, 0x00, 0xFF));
  32. colorList.add(new ColorName("BlueViolet", 0x8A, 0x2B, 0xE2));
  33. colorList.add(new ColorName("Brown", 0xA5, 0x2A, 0x2A));
  34. colorList.add(new ColorName("BurlyWood", 0xDE, 0xB8, 0x87));
  35. colorList.add(new ColorName("CadetBlue", 0x5F, 0x9E, 0xA0));
  36. colorList.add(new ColorName("Chartreuse", 0x7F, 0xFF, 0x00));
  37. colorList.add(new ColorName("Chocolate", 0xD2, 0x69, 0x1E));
  38. colorList.add(new ColorName("Coral", 0xFF, 0x7F, 0x50));
  39. colorList.add(new ColorName("CornflowerBlue", 0x64, 0x95, 0xED));
  40. colorList.add(new ColorName("Cornsilk", 0xFF, 0xF8, 0xDC));
  41. colorList.add(new ColorName("Crimson", 0xDC, 0x14, 0x3C));
  42. colorList.add(new ColorName("Cyan", 0x00, 0xFF, 0xFF));
  43. colorList.add(new ColorName("DarkBlue", 0x00, 0x00, 0x8B));
  44. colorList.add(new ColorName("DarkCyan", 0x00, 0x8B, 0x8B));
  45. colorList.add(new ColorName("DarkGoldenRod", 0xB8, 0x86, 0x0B));
  46. colorList.add(new ColorName("DarkGray", 0xA9, 0xA9, 0xA9));
  47. colorList.add(new ColorName("DarkGreen", 0x00, 0x64, 0x00));
  48. colorList.add(new ColorName("DarkKhaki", 0xBD, 0xB7, 0x6B));
  49. colorList.add(new ColorName("DarkMagenta", 0x8B, 0x00, 0x8B));
  50. colorList.add(new ColorName("DarkOliveGreen", 0x55, 0x6B, 0x2F));
  51. colorList.add(new ColorName("DarkOrange", 0xFF, 0x8C, 0x00));
  52. colorList.add(new ColorName("DarkOrchid", 0x99, 0x32, 0xCC));
  53. colorList.add(new ColorName("DarkRed", 0x8B, 0x00, 0x00));
  54. colorList.add(new ColorName("DarkSalmon", 0xE9, 0x96, 0x7A));
  55. colorList.add(new ColorName("DarkSeaGreen", 0x8F, 0xBC, 0x8F));
  56. colorList.add(new ColorName("DarkSlateBlue", 0x48, 0x3D, 0x8B));
  57. colorList.add(new ColorName("DarkSlateGray", 0x2F, 0x4F, 0x4F));
  58. colorList.add(new ColorName("DarkTurquoise", 0x00, 0xCE, 0xD1));
  59. colorList.add(new ColorName("DarkViolet", 0x94, 0x00, 0xD3));
  60. colorList.add(new ColorName("DeepPink", 0xFF, 0x14, 0x93));
  61. colorList.add(new ColorName("DeepSkyBlue", 0x00, 0xBF, 0xFF));
  62. colorList.add(new ColorName("DimGray", 0x69, 0x69, 0x69));
  63. colorList.add(new ColorName("DodgerBlue", 0x1E, 0x90, 0xFF));
  64. colorList.add(new ColorName("FireBrick", 0xB2, 0x22, 0x22));
  65. colorList.add(new ColorName("FloralWhite", 0xFF, 0xFA, 0xF0));
  66. colorList.add(new ColorName("ForestGreen", 0x22, 0x8B, 0x22));
  67. colorList.add(new ColorName("Fuchsia", 0xFF, 0x00, 0xFF));
  68. colorList.add(new ColorName("Gainsboro", 0xDC, 0xDC, 0xDC));
  69. colorList.add(new ColorName("GhostWhite", 0xF8, 0xF8, 0xFF));
  70. colorList.add(new ColorName("Gold", 0xFF, 0xD7, 0x00));
  71. colorList.add(new ColorName("GoldenRod", 0xDA, 0xA5, 0x20));
  72. colorList.add(new ColorName("Gray", 0x80, 0x80, 0x80));
  73. colorList.add(new ColorName("Green", 0x00, 0x80, 0x00));
  74. colorList.add(new ColorName("GreenYellow", 0xAD, 0xFF, 0x2F));
  75. colorList.add(new ColorName("HoneyDew", 0xF0, 0xFF, 0xF0));
  76. colorList.add(new ColorName("HotPink", 0xFF, 0x69, 0xB4));
  77. colorList.add(new ColorName("IndianRed", 0xCD, 0x5C, 0x5C));
  78. colorList.add(new ColorName("Indigo", 0x4B, 0x00, 0x82));
  79. colorList.add(new ColorName("Ivory", 0xFF, 0xFF, 0xF0));
  80. colorList.add(new ColorName("Khaki", 0xF0, 0xE6, 0x8C));
  81. colorList.add(new ColorName("Lavender", 0xE6, 0xE6, 0xFA));
  82. colorList.add(new ColorName("LavenderBlush", 0xFF, 0xF0, 0xF5));
  83. colorList.add(new ColorName("LawnGreen", 0x7C, 0xFC, 0x00));
  84. colorList.add(new ColorName("LemonChiffon", 0xFF, 0xFA, 0xCD));
  85. colorList.add(new ColorName("LightBlue", 0xAD, 0xD8, 0xE6));
  86. colorList.add(new ColorName("LightCoral", 0xF0, 0x80, 0x80));
  87. colorList.add(new ColorName("LightCyan", 0xE0, 0xFF, 0xFF));
  88. colorList.add(new ColorName("LightGoldenRodYellow", 0xFA, 0xFA, 0xD2));
  89. colorList.add(new ColorName("LightGray", 0xD3, 0xD3, 0xD3));
  90. colorList.add(new ColorName("LightGreen", 0x90, 0xEE, 0x90));
  91. colorList.add(new ColorName("LightPink", 0xFF, 0xB6, 0xC1));
  92. colorList.add(new ColorName("LightSalmon", 0xFF, 0xA0, 0x7A));
  93. colorList.add(new ColorName("LightSeaGreen", 0x20, 0xB2, 0xAA));
  94. colorList.add(new ColorName("LightSkyBlue", 0x87, 0xCE, 0xFA));
  95. colorList.add(new ColorName("LightSlateGray", 0x77, 0x88, 0x99));
  96. colorList.add(new ColorName("LightSteelBlue", 0xB0, 0xC4, 0xDE));
  97. colorList.add(new ColorName("LightYellow", 0xFF, 0xFF, 0xE0));
  98. colorList.add(new ColorName("Lime", 0x00, 0xFF, 0x00));
  99. colorList.add(new ColorName("LimeGreen", 0x32, 0xCD, 0x32));
  100. colorList.add(new ColorName("Linen", 0xFA, 0xF0, 0xE6));
  101. colorList.add(new ColorName("Magenta", 0xFF, 0x00, 0xFF));
  102. colorList.add(new ColorName("Maroon", 0x80, 0x00, 0x00));
  103. colorList.add(new ColorName("MediumAquaMarine", 0x66, 0xCD, 0xAA));
  104. colorList.add(new ColorName("MediumBlue", 0x00, 0x00, 0xCD));
  105. colorList.add(new ColorName("MediumOrchid", 0xBA, 0x55, 0xD3));
  106. colorList.add(new ColorName("MediumPurple", 0x93, 0x70, 0xDB));
  107. colorList.add(new ColorName("MediumSeaGreen", 0x3C, 0xB3, 0x71));
  108. colorList.add(new ColorName("MediumSlateBlue", 0x7B, 0x68, 0xEE));
  109. colorList.add(new ColorName("MediumSpringGreen", 0x00, 0xFA, 0x9A));
  110. colorList.add(new ColorName("MediumTurquoise", 0x48, 0xD1, 0xCC));
  111. colorList.add(new ColorName("MediumVioletRed", 0xC7, 0x15, 0x85));
  112. colorList.add(new ColorName("MidnightBlue", 0x19, 0x19, 0x70));
  113. colorList.add(new ColorName("MintCream", 0xF5, 0xFF, 0xFA));
  114. colorList.add(new ColorName("MistyRose", 0xFF, 0xE4, 0xE1));
  115. colorList.add(new ColorName("Moccasin", 0xFF, 0xE4, 0xB5));
  116. colorList.add(new ColorName("NavajoWhite", 0xFF, 0xDE, 0xAD));
  117. colorList.add(new ColorName("Navy", 0x00, 0x00, 0x80));
  118. colorList.add(new ColorName("OldLace", 0xFD, 0xF5, 0xE6));
  119. colorList.add(new ColorName("Olive", 0x80, 0x80, 0x00));
  120. colorList.add(new ColorName("OliveDrab", 0x6B, 0x8E, 0x23));
  121. colorList.add(new ColorName("Orange", 0xFF, 0xA5, 0x00));
  122. colorList.add(new ColorName("OrangeRed", 0xFF, 0x45, 0x00));
  123. colorList.add(new ColorName("Orchid", 0xDA, 0x70, 0xD6));
  124. colorList.add(new ColorName("PaleGoldenRod", 0xEE, 0xE8, 0xAA));
  125. colorList.add(new ColorName("PaleGreen", 0x98, 0xFB, 0x98));
  126. colorList.add(new ColorName("PaleTurquoise", 0xAF, 0xEE, 0xEE));
  127. colorList.add(new ColorName("PaleVioletRed", 0xDB, 0x70, 0x93));
  128. colorList.add(new ColorName("PapayaWhip", 0xFF, 0xEF, 0xD5));
  129. colorList.add(new ColorName("PeachPuff", 0xFF, 0xDA, 0xB9));
  130. colorList.add(new ColorName("Peru", 0xCD, 0x85, 0x3F));
  131. colorList.add(new ColorName("Pink", 0xFF, 0xC0, 0xCB));
  132. colorList.add(new ColorName("Plum", 0xDD, 0xA0, 0xDD));
  133. colorList.add(new ColorName("PowderBlue", 0xB0, 0xE0, 0xE6));
  134. colorList.add(new ColorName("Purple", 0x80, 0x00, 0x80));
  135. colorList.add(new ColorName("Red", 0xFF, 0x00, 0x00));
  136. colorList.add(new ColorName("RosyBrown", 0xBC, 0x8F, 0x8F));
  137. colorList.add(new ColorName("RoyalBlue", 0x41, 0x69, 0xE1));
  138. colorList.add(new ColorName("SaddleBrown", 0x8B, 0x45, 0x13));
  139. colorList.add(new ColorName("Salmon", 0xFA, 0x80, 0x72));
  140. colorList.add(new ColorName("SandyBrown", 0xF4, 0xA4, 0x60));
  141. colorList.add(new ColorName("SeaGreen", 0x2E, 0x8B, 0x57));
  142. colorList.add(new ColorName("SeaShell", 0xFF, 0xF5, 0xEE));
  143. colorList.add(new ColorName("Sienna", 0xA0, 0x52, 0x2D));
  144. colorList.add(new ColorName("Silver", 0xC0, 0xC0, 0xC0));
  145. colorList.add(new ColorName("SkyBlue", 0x87, 0xCE, 0xEB));
  146. colorList.add(new ColorName("SlateBlue", 0x6A, 0x5A, 0xCD));
  147. colorList.add(new ColorName("SlateGray", 0x70, 0x80, 0x90));
  148. colorList.add(new ColorName("Snow", 0xFF, 0xFA, 0xFA));
  149. colorList.add(new ColorName("SpringGreen", 0x00, 0xFF, 0x7F));
  150. colorList.add(new ColorName("SteelBlue", 0x46, 0x82, 0xB4));
  151. colorList.add(new ColorName("Tan", 0xD2, 0xB4, 0x8C));
  152. colorList.add(new ColorName("Teal", 0x00, 0x80, 0x80));
  153. colorList.add(new ColorName("Thistle", 0xD8, 0xBF, 0xD8));
  154. colorList.add(new ColorName("Tomato", 0xFF, 0x63, 0x47));
  155. colorList.add(new ColorName("Turquoise", 0x40, 0xE0, 0xD0));
  156. colorList.add(new ColorName("Violet", 0xEE, 0x82, 0xEE));
  157. colorList.add(new ColorName("Wheat", 0xF5, 0xDE, 0xB3));
  158. colorList.add(new ColorName("White", 0xFF, 0xFF, 0xFF));
  159. colorList.add(new ColorName("WhiteSmoke", 0xF5, 0xF5, 0xF5));
  160. colorList.add(new ColorName("Yellow", 0xFF, 0xFF, 0x00));
  161. colorList.add(new ColorName("YellowGreen", 0x9A, 0xCD, 0x32));
  162. return colorList;
  163. }
  164.  
  165. /**
  166. * SubClass of ColorUtils. In order to lookup color name
  167. *
  168. * @author Xiaoxiao Li
  169. *
  170. */
  171. public static int toRGBA(double r, double g, double b, double a) {
  172. return toRGBA((float) r, (float) g, (float) b, (float) a);
  173. }
  174.  
  175. /**
  176. * Get the closest color name from our list
  177. *
  178. * @param r
  179. * @param g
  180. * @param b
  181. * @return
  182. */
  183. public String getColorNameFromRgb(int r, int g, int b) {
  184. ArrayList<ColorName> colorList = initColorList();
  185. ColorName closestMatch = null;
  186. int minMSE = Integer.MAX_VALUE;
  187. int mse;
  188. for (ColorName c : colorList) {
  189. mse = c.computeMSE(r, g, b);
  190. if (mse < minMSE) {
  191. minMSE = mse;
  192. closestMatch = c;
  193. }
  194. }
  195.  
  196. if (closestMatch != null) {
  197. return closestMatch.getName();
  198. } else {
  199. return "No matched color name.";
  200. }
  201. }
  202.  
  203. /**
  204. * Convert hexColor to rgb, then call getColorNameFromRgb(r, g, b)
  205. *
  206. * @param hexColor
  207. * @return
  208. */
  209. public String getColorNameFromHex(int hexColor) {
  210. int r = (hexColor & 0xFF0000) >> 16;
  211. int g = (hexColor & 0xFF00) >> 8;
  212. int b = (hexColor & 0xFF);
  213. return getColorNameFromRgb(r, g, b);
  214. }
  215.  
  216. public int colorToHex(Color c) {
  217. return Integer.decode("0x"
  218. + Integer.toHexString(c.getRGB()).substring(2));
  219. }
  220.  
  221. public String getColorNameFromColor(Color color) {
  222. return getColorNameFromRgb(color.getRed(), color.getGreen(),
  223. color.getBlue());
  224. }
  225. public class ColorName {
  226.  
  227. public int r, g, b;
  228. public String name;
  229.  
  230. public ColorName(String name, int r, int g, int b) {
  231. this.r = r;
  232. this.g = g;
  233. this.b = b;
  234. this.name = name;
  235. }
  236.  
  237. public int computeMSE(int pixR, int pixG, int pixB) {
  238. return (int) (((pixR - r) * (pixR - r) + (pixG - g) * (pixG - g) + (pixB - b)
  239. * (pixB - b)) / 3);
  240. }
  241.  
  242. public int getR() {
  243. return r;
  244. }
  245.  
  246. public int getG() {
  247. return g;
  248. }
  249.  
  250. public int getB() {
  251. return b;
  252. }
  253.  
  254. public String getName() {
  255. return name;
  256. }
  257. }
  258.  
  259. public static int toRGBA(int r, int g, int b, int a) {
  260. return (r << 16) + (g << 8) + (b << 0) + (a << 24);
  261. }
  262.  
  263. public static int toRGBA(float r, float g, float b, float a) {
  264. return toRGBA((int) (r * 255.f), (int) (g * 255.f), (int) (b * 255.f), (int) (a * 255.f));
  265. }
  266. public static int toRGBA(float[] colors) {
  267. if(colors.length != 4) throw new IllegalArgumentException("colors[] must have a length of 4!");
  268. return toRGBA(colors[0], colors[1], colors[2], colors[3]);
  269. }
  270. public static int toRGBA(double[] colors) {
  271. if(colors.length != 4) throw new IllegalArgumentException("colors[] must have a length of 4!");
  272. return toRGBA((float)colors[0], (float)colors[1], (float)colors[2], (float)colors[3]);
  273. }
  274.  
  275. public static int[] toRGBAArray(int colorBuffer) {
  276. return new int[] {
  277. (colorBuffer >> 16 & 255),
  278. (colorBuffer >> 8 & 255),
  279. (colorBuffer & 255),
  280. (colorBuffer >> 24 & 255)
  281. };
  282. }
  283. public static class Colors {
  284. public final static int WHITE = toRGBA(255, 255, 255, 255);
  285. public final static int BLACK = toRGBA(0, 0, 0, 255);
  286. public final static int RED = toRGBA(255, 0, 0, 255);
  287. public final static int GREEN = toRGBA(0, 255, 0, 255);
  288. public final static int BLUE = toRGBA(0, 0, 255, 255);
  289. public final static int ORANGE = toRGBA(255, 128, 0, 255);
  290. public final static int PURPLE = toRGBA(163, 73, 163, 255);
  291. public final static int GRAY = toRGBA(127, 127, 127, 255);
  292. public final static int DARK_RED = toRGBA(64, 0, 0, 255);
  293. public final static int YELLOW = toRGBA(255, 255, 0, 255);
  294. public final static int RAINBOW = Integer.MIN_VALUE;
  295. }
  296.  
  297. public static final int changeAlpha(int origColor, int userInputedAlpha) {
  298. origColor = origColor & 0x00ffffff; //drop the previous alpha value
  299. return (userInputedAlpha << 24) | origColor; //add the one the user inputted
  300. }
  301.  
  302. }
Advertisement
Add Comment
Please, Sign In to add comment
Advertisement
Public Pastes
Advertisement
We use cookies for various purposes including analytics. By continuing to use Pastebin, you agree to our use of cookies as described in the Cookies Policy.  OK, I Understand
Not a member of Pastebin yet?
Sign Up, it unlocks many cool features!