Color Schema Generator : Color Model « 2D Graphics GUI « Java
Color Schema Generator
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// Revised from jaspersoft ireport designer
import java.awt.Color;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
/**
*
* @author gtoffoli
*/
public class ColorSchemaGenerator {
public final static String SCHEMA_DEFAULT = "default";
public final static String SCHEMA_PASTEL = "pastel";
public final static String SCHEMA_SOFT = "soft";
public final static String SCHEMA_HARD = "hard";
public final static String SCHEMA_LIGHT = "light";
public final static String SCHEMA_PALE = "pale";
private static float[] schema_default = new float[]{ -1f,-1f, 1f,-0.7f, 0.25f,1f, 0.5f,1f };
private static float[] schema_pastel = new float[]{ 0.5f,-0.9f, 0.5f,0.5f, 0.1f,0.9f, 0.75f,0.75f };
private static float[] schema_soft = new float[]{ 0.3f,-0.8f, 0.3f,0.5f, 0.1f,0.9f, 0.5f,0.75f };
private static float[] schema_hard = new float[]{ 1f,-1f, 1f,-0.6f, 0.1f,1f, 0.6f,1f };
private static float[] schema_light = new float[]{ 0.25f,1f, 0.5f,0.75f, 0.1f,1f, 0.5f,1f };
private static float[] schema_pale = new float[]{ 0.1f,-0.85f, 0.1f,0.5f, 0.1f,1f, 0.1f,0.75f };
private static java.util.Map<String, float[]> schemas = new HashMap<String, float[]>();
static {
schemas.put(SCHEMA_DEFAULT, schema_default);
schemas.put(SCHEMA_PASTEL, schema_pastel);
schemas.put(SCHEMA_SOFT, schema_soft);
schemas.put(SCHEMA_HARD, schema_hard);
schemas.put(SCHEMA_LIGHT, schema_light);
schemas.put(SCHEMA_PALE, schema_pale);
}
/**
* Create the schema color.
*
* @param base
* @param i (a color between 0 and 3)
* @param schemaName
* @return
*/
public static Color createColor(Color base, int i, String schemaName)
{
i = Math.abs(i %= 3);
if (schemaName == null) schemaName = SCHEMA_SOFT;
float[] schema = schemas.get(schemaName);
float[] components = Color.RGBtoHSB(base.getRed(), base.getGreen(), base.getBlue(), null);
components[1] = (schema[i*2] < 0) ? -schema[i*2] * components[1] : schema[i*2];
if (components[1] > 1) components[1] = 1.0f;
if (components[1] < 0) components[1] = 0;
components[2] = (schema[i*2+1] < 0) ? -schema[i*2+1] * components[2] : schema[i*2+1];
if (components[2] > 1) components[2] = 1.0f;
if (components[2] < 0) components[2] = 0;
return new Color( Color.HSBtoRGB(components[0], components[1], components[2]));
}
public static List<String> getColors()
{
if (colorsList == null)
{
colorsList = new ArrayList<String>();
colorsMap = new HashMap<String,String>();
for (int i=0; i<colors.length/2; ++i)
{
colorsList.add( colors[i*2] );
colorsMap.put(colors[i*2], colors[(i*2)+1]);
}
}
return colorsList;
}
public static Color getColor(String name)
{
if (colorsMap == null)
{
getColors();
}
String rgb = colorsMap.get(name);
return decodeColor("#"+rgb);
}
public static java.awt.Color decodeColor(String colorString)
{
java.awt.Color color = null;
char firstChar = colorString.charAt(0);
if (firstChar == '#')
{
color = new java.awt.Color(Integer.parseInt(colorString.substring(1), 16));
}
else if ('0' <= firstChar && firstChar <= '9')
{
color = new java.awt.Color(Integer.parseInt(colorString));
}
else
{
color = java.awt.Color.black;
}
return color;
}
static private List<String> colorsList = null;
static private HashMap<String, String> colorsMap = null;
static private String[] colors = new String[]{
"Aliceblue","F0F8FF",
"Antiquewhite","FAEBD7",
"Aqua","00FFFF",
"Aquamarine","7FFFD4",
"Azure","F0FFFF",
"Beige","F5F5DC",
"Bisque","FFE4C4",
"Black","000000",
"Blanchedalmond","FFEBCD",
"Blue","0000FF",
"Blueviolet","8A2BE2",
"Brown","A52A2A",
"Burlywood","DEB887",
"Cadetblue","5F9EA0",
"Chartreuse","7FFF00",
"Chocolate","D2691E",
"Coral","FF7F50",
"Cornflowerblue","6495ED",
"Cornsilk","FFF8DC",
"Crimson","DC143C",
"Cyan","00FFFF",
"Darkblue","00008B",
"Darkcyan","008B8B",
"Darkgoldenrod","B8860B",
"Darkgray","A9A9A9",
"Darkgreen","006400",
"Darkkhaki","BDB76B",
"Darkmagenta","8B008B",
"Darkolivegreen","556B2F",
"Darkorange","FF8C00",
"Darkorchid","9932CC",
"Darkred","8B0000",
"Darksalmon","E9967A",
"Darkseagreen","8FBC8F",
"Darkslateblue","483D8B",
"Darkturqoise","00CED1",
"Darkslategray","2F4F4F",
"Darkviolet","9400D3",
"Deeppink","FF1493",
"Deepskyblue","00BFFF",
"Dimgray","696969",
"Dodgerblue","1E90FF",
"Firebrick","B22222",
"Floralwhite","FFFAF0",
"Forestgreen","228B22",
"Fuchsia","FF00FF",
"Gainsboro","DCDCDC",
"Ghostwhite","F8F8FF",
"Gold","FFD700",
"Goldenrod","DAA520",
"Gray","808080",
"Green","008000",
"Greenyellow","ADFF2F",
"Honeydew","F0FFF0",
"Hotpink","FF69B4",
"Indianred","CD5C5C",
"Indigo","4B0082",
"Ivory","FFFFF0",
"Khaki","F0E68C",
"Lavender","E6E6FA",
"Lavenderblush","FFF0F5",
"Lawngreen","7CFC00",
"Lemonchiffon","FFFACD",
"Lightblue","ADD8E6",
"Lightcoral","F08080",
"Lightcyan","E0FFFF",
"Lightgoldenrodyellow","FAFAD2",
"Lightgreen","90EE90",
"Lightgrey","D3D3D3",
"Lightpink","FFB6C1",
"Lightsalmon","FFA07A",
"Lightseagreen","20B2AA",
"Lightskyblue","87CEFA",
"Lightslategray","778899",
"Lisghtsteelblue","B0C4DE",
"Lightyellow","FFFFE0",
"Lime","00FF00",
"Limegreen","32CD32",
"Linen","FAF0E6",
"Magenta","FF00FF",
"Maroon","800000",
"Mediumaquamarine","66CDAA",
"Mediumblue","0000CD",
"Mediumorchid","BA55D3",
"Mediumpurple","9370DB",
"Mediumseagreen","3CB371",
"Mediumslateblue","7B68EE",
"Mediumspringgreen","00FA9A",
"Mediumturquoise","48D1CC",
"Mediumvioletred","C71585",
"Midnightblue","191970",
"Mintcream","F5FFFA",
"Mistyrose","FFE4E1",
"Moccasin","FFE4B5",
"Navajowhite","FFDEAD",
"Navy","000080",
"Navyblue","9FAFDF",
"Oldlace","FDF5E6",
"Olive","808000",
"Olivedrab","6B8E23",
"Orange","FFA500",
"Orangered","FF4500",
"Orchid","DA70D6",
"Palegoldenrod","EEE8AA",
"Palegreen","98FB98",
"Paleturquoise","AFEEEE",
"Palevioletred","DB7093",
"Papayawhip","FFEFD5",
"Peachpuff","FFDAB9",
"Peru","CD853F",
"Pink","FFC0CB",
"Plum","DDA0DD",
"Powderblue","B0E0E6",
"Purple","800080",
"Red","FF0000",
"Rosybrown","BC8F8F",
"Royalblue","4169E1",
"Saddlebrown","8B4513",
"Salmon","FA8072",
"Sandybrown","F4A460",
"Seagreen","2E8B57",
"Seashell","FFF5EE",
"Sienna","A0522D",
"Silver","C0C0C0",
"Skyblue","87CEEB",
"Slateblue","6A5ACD",
"Snow","FFFAFA",
"Springgreen","00FF7F",
"Steelblue","4682B4",
"Tan","D2B48C",
"Teal","008080",
"Thistle","D8BFD8",
"Tomato","FF6347",
"Turquoise","40E0D0",
"Violet","EE82EE",
"Wheat","F5DEB3",
"White","FFFFFF",
"Whitesmoke","F5F5F5",
"Yellow","FFFF00",
"Yellowgreen","9ACD32"};
}
