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package com.taobao.weex.utils;
import android.graphics.Color;
import android.text.TextUtils;
import java.util.HashMap;
import java.util.Map;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
/**
* Class for parse color
*/
public class WXResourceUtils {
private final static Map<String, Integer> colorMap = new HashMap<>();
private final static Pattern RGB_PATTERN = Pattern.compile("^#[0-9a-fA-F]{3,9}$");
private final static Pattern FUNCTION_RGBA_PATTERN = Pattern.compile("^(rgba?[\\(])([\\s]*[0-9%]+[\\s]*),([\\s]*[0-9%]+[\\s]*),(([\\s]*[0-9%]+[\\s]*),)?([\\s]*[0-9.]+[\\s]*)[\\)]$");
static {
colorMap.put("aliceblue", 0XFFF0F8FF);
colorMap.put("antiquewhite", 0XFFFAEBD7);
colorMap.put("aqua", 0XFF00FFFF);
colorMap.put("aquamarine", 0XFF7FFFD4);
colorMap.put("azure", 0XFFF0FFFF);
colorMap.put("beige", 0XFFF5F5DC);
colorMap.put("bisque", 0XFFFFE4C4);
colorMap.put("black", 0XFF000000);
colorMap.put("blanchedalmond", 0XFFFFEBCD);
colorMap.put("blue", 0XFF0000FF);
colorMap.put("blueviolet", 0XFF8A2BE2);
colorMap.put("brown", 0XFFA52A2A);
colorMap.put("burlywood", 0XFFDEB887);
colorMap.put("cadetblue", 0XFF5F9EA0);
colorMap.put("chartreuse", 0XFF7FFF00);
colorMap.put("chocolate", 0XFFD2691E);
colorMap.put("coral", 0XFFFF7F50);
colorMap.put("cornflowerblue", 0XFF6495ED);
colorMap.put("cornsilk", 0XFFFFF8DC);
colorMap.put("crimson", 0XFFDC143C);
colorMap.put("cyan", 0XFF00FFFF);
colorMap.put("darkblue", 0XFF00008B);
colorMap.put("darkcyan", 0XFF008B8B);
colorMap.put("darkgoldenrod", 0XFFB8860B);
colorMap.put("darkgray", 0XFFA9A9A9);
colorMap.put("darkgreen", 0XFF006400);
colorMap.put("darkkhaki", 0XFFBDB76B);
colorMap.put("darkmagenta", 0XFF8B008B);
colorMap.put("darkolivegreen", 0XFF556B2F);
colorMap.put("darkorange", 0XFFFF8C00);
colorMap.put("darkorchid", 0XFF9932CC);
colorMap.put("darkred", 0XFF8B0000);
colorMap.put("darksalmon", 0XFFE9967A);
colorMap.put("darkseagreen", 0XFF8FBC8F);
colorMap.put("darkslateblue", 0XFF483D8B);
colorMap.put("darkslategray", 0XFF2F4F4F);
colorMap.put("darkslategrey", 0XFF2F4F4F);
colorMap.put("darkturquoise", 0XFF00CED1);
colorMap.put("darkviolet", 0XFF9400D3);
colorMap.put("deeppink", 0XFFFF1493);
colorMap.put("deepskyblue", 0XFF00BFFF);
colorMap.put("dimgray", 0XFF696969);
colorMap.put("dimgrey", 0XFF696969);
colorMap.put("dodgerblue", 0XFF1E90FF);
colorMap.put("firebrick", 0XFFB22222);
colorMap.put("floralwhite", 0XFFFFFAF0);
colorMap.put("forestgreen", 0XFF228B22);
colorMap.put("fuchsia", 0XFFFF00FF);
colorMap.put("gainsboro", 0XFFDCDCDC);
colorMap.put("ghostwhite", 0XFFF8F8FF);
colorMap.put("gold", 0XFFFFD700);
colorMap.put("goldenrod", 0XFFDAA520);
colorMap.put("gray", 0XFF808080);
colorMap.put("grey", 0XFF808080);
colorMap.put("green", 0XFF008000);
colorMap.put("greenyellow", 0XFFADFF2F);
colorMap.put("honeydew", 0XFFF0FFF0);
colorMap.put("hotpink", 0XFFFF69B4);
colorMap.put("indianred", 0XFFCD5C5C);
colorMap.put("indigo", 0XFF4B0082);
colorMap.put("ivory", 0XFFFFFFF0);
colorMap.put("khaki", 0XFFF0E68C);
colorMap.put("lavender", 0XFFE6E6FA);
colorMap.put("lavenderblush", 0XFFFFF0F5);
colorMap.put("lawngreen", 0XFF7CFC00);
colorMap.put("lemonchiffon", 0XFFFFFACD);
colorMap.put("lightblue", 0XFFADD8E6);
colorMap.put("lightcoral", 0XFFF08080);
colorMap.put("lightcyan", 0XFFE0FFFF);
colorMap.put("lightgoldenrodyellow", 0XFFFAFAD2);
colorMap.put("lightgray", 0XFFD3D3D3);
colorMap.put("lightgrey", 0XFFD3D3D3);
colorMap.put("lightgreen", 0XFF90EE90);
colorMap.put("lightpink", 0XFFFFB6C1);
colorMap.put("lightsalmon", 0XFFFFA07A);
colorMap.put("lightseagreen", 0XFF20B2AA);
colorMap.put("lightskyblue", 0XFF87CEFA);
colorMap.put("lightslategray", 0XFF778899);
colorMap.put("lightslategrey", 0XFF778899);
colorMap.put("lightsteelblue", 0XFFB0C4DE);
colorMap.put("lightyellow", 0XFFFFFFE0);
colorMap.put("lime", 0XFF00FF00);
colorMap.put("limegreen", 0XFF32CD32);
colorMap.put("linen", 0XFFFAF0E6);
colorMap.put("magenta", 0XFFFF00FF);
colorMap.put("maroon", 0XFF800000);
colorMap.put("mediumaquamarine", 0XFF66CDAA);
colorMap.put("mediumblue", 0XFF0000CD);
colorMap.put("mediumorchid", 0XFFBA55D3);
colorMap.put("mediumpurple", 0XFF9370DB);
colorMap.put("mediumseagreen", 0XFF3CB371);
colorMap.put("mediumslateblue", 0XFF7B68EE);
colorMap.put("mediumspringgreen", 0XFF00FA9A);
colorMap.put("mediumturquoise", 0XFF48D1CC);
colorMap.put("mediumvioletred", 0XFFC71585);
colorMap.put("midnightblue", 0XFF191970);
colorMap.put("mintcream", 0XFFF5FFFA);
colorMap.put("mistyrose", 0XFFFFE4E1);
colorMap.put("moccasin", 0XFFFFE4B5);
colorMap.put("navajowhite", 0XFFFFDEAD);
colorMap.put("navy", 0XFF000080);
colorMap.put("oldlace", 0XFFFDF5E6);
colorMap.put("olive", 0XFF808000);
colorMap.put("olivedrab", 0XFF6B8E23);
colorMap.put("orange", 0XFFFFA500);
colorMap.put("orangered", 0XFFFF4500);
colorMap.put("orchid", 0XFFDA70D6);
colorMap.put("palegoldenrod", 0XFFEEE8AA);
colorMap.put("palegreen", 0XFF98FB98);
colorMap.put("paleturquoise", 0XFFAFEEEE);
colorMap.put("palevioletred", 0XFFDB7093);
colorMap.put("papayawhip", 0XFFFFEFD5);
colorMap.put("peachpuff", 0XFFFFDAB9);
colorMap.put("peru", 0XFFCD853F);
colorMap.put("pink", 0XFFFFC0CB);
colorMap.put("plum", 0XFFDDA0DD);
colorMap.put("powderblue", 0XFFB0E0E6);
colorMap.put("purple", 0XFF800080);
colorMap.put("rebeccapurple", 0XFF663399);
colorMap.put("red", 0XFFFF0000);
colorMap.put("rosybrown", 0XFFBC8F8F);
colorMap.put("royalblue", 0XFF4169E1);
colorMap.put("saddlebrown", 0XFF8B4513);
colorMap.put("salmon", 0XFFFA8072);
colorMap.put("sandybrown", 0XFFF4A460);
colorMap.put("seagreen", 0XFF2E8B57);
colorMap.put("seashell", 0XFFFFF5EE);
colorMap.put("sienna", 0XFFA0522D);
colorMap.put("silver", 0XFFC0C0C0);
colorMap.put("skyblue", 0XFF87CEEB);
colorMap.put("slateblue", 0XFF6A5ACD);
colorMap.put("slategray", 0XFF708090);
colorMap.put("slategrey", 0XFF708090);
colorMap.put("snow", 0XFFFFFAFA);
colorMap.put("springgreen", 0XFF00FF7F);
colorMap.put("steelblue", 0XFF4682B4);
colorMap.put("tan", 0XFFD2B48C);
colorMap.put("teal", 0XFF008080);
colorMap.put("thistle", 0XFFD8BFD8);
colorMap.put("tomato", 0XFFFF6347);
colorMap.put("turquoise", 0XFF40E0D0);
colorMap.put("violet", 0XFFEE82EE);
colorMap.put("wheat", 0XFFF5DEB3);
colorMap.put("white", 0XFFFFFFFF);
colorMap.put("whitesmoke", 0XFFF5F5F5);
colorMap.put("yellow", 0XFFFFFF00);
colorMap.put("yellowgreen", 0XFF9ACD32);
colorMap.put("transparent", 0x00000000);
}
public static int getColor(String color) {
return getColor(color, Integer.MIN_VALUE);
}
public static int getColor(String color, int defaultColor) {
if (TextUtils.isEmpty(color)) {
return defaultColor;
}
color = color.trim(); //remove non visible codes
int resultColor = defaultColor;
try {
ColorConvertHandler[] handlers = ColorConvertHandler.values();
Integer convertedColor;
for (ColorConvertHandler handler : handlers) {
convertedColor = handler.handle(color);
if (convertedColor != null) {
resultColor = convertedColor;
break;
}
}
} catch (Exception e) {
WXLogUtils.e("WXResourceUtils getColor failed: " + color);
}
return resultColor;
}
enum ColorConvertHandler {
NAMED_COLOR_HANDLER {
@Override
Integer handle(String rawColor) {
return colorMap.get(rawColor);
}
},
RGB_HANDLER {
@Override
Integer handle(String rawColor) {
if (RGB_PATTERN.matcher(rawColor).matches()) {
if (rawColor.length() == 4) {
//#eee, #333
int result = 0;
for (int i = 1; i < 4; i++) {
result = (result << 8) + 17 * Character.digit(rawColor.charAt(i), 16);
}
return result | 0xff000000;
} else if (rawColor.length() == 7 || rawColor.length() == 9) {
//#eeeeee, #333333
return Color.parseColor(rawColor);
} else {
throw new IllegalArgumentException("ColorConvertHandler invalid color: " + rawColor);
}
}
return null;
}
},
FUNCTIONAL_RGBA_HANDLER {
@Override
Integer handle(String rawColor) {
return convertFunctionalColor(rawColor);
}
};
/**
* Parse a functional RGB to #RRGGBB or functional RGBA to #AARRGGBB
* @param raw functional RGB or functional RGBA
* @return #RRGGBB or #AARRGGBB
*/
private static Integer convertFunctionalColor(String raw) {
Matcher matcher = FUNCTION_RGBA_PATTERN.matcher(raw);
if (matcher.matches()) {
boolean alpha = matcher.group(1).startsWith("rgba");
String[] gradients = new String [alpha ? 4 : 3];
gradients[0] = matcher.group(2);
gradients[1] = matcher.group(3);
if (alpha) {
gradients[2] = matcher.group(5);
gradients[3] = matcher.group(6);
} else {
gradients[2] = matcher.group(6);
}
return parseRGBA(gradients);
}
return null;
}
/**
* Parse Functional RGB to RRGGBB mode
* @param gradients gradients of functional RGB
* @return RRGGBB color
*/
private static Integer parseRGBA(String[] gradients) {
int[] digits = new int[4];
if (gradients.length == 3) {
digits[3] = 0xff;
}
int percent_loc;
int value;
String gradient;
for (int i = 0; i < gradients.length; i++) {
gradient = gradients[i].trim();
if ((percent_loc = gradient.lastIndexOf("%")) != -1) {
gradient = gradient.substring(0, percent_loc);
value = (int) (Float.parseFloat(gradient) / 100 * 255);
} else {
float temp = Float.parseFloat(gradient);
if (0f < temp && temp <= 1f && i == 3) {
value = (int) (temp * 255);
} else {
value = (int) temp;
}
}
if (value < 0 || value > 255) {
throw new IllegalArgumentException("ColorConvertHandler invalid gradient: " + gradient);
}
digits[i] = value;
}
int result = digits[3];
for (int i = 0; i < 3; i++) {
result = (result << 8) + digits[i];
}
return result;
}
/**
* Parse color to #RRGGBB or #AARRGGBB. The parsing algorithm depends on sub-class.
* @param rawColor color, maybe functional RGB(RGBA), #RGB, keywords color or transparent
* @return #RRGGBB or #AARRGGBB
*/
abstract Integer handle(String rawColor);
}
}