package com.abstractclient.util; import java.awt.Color; public class ColorUtil { public static Color getRainbow(float speed, float offset) { float hue = (System.currentTimeMillis() % (int) (speed * 1000)) / (speed * 1000f); hue += offset; if (hue > 1) hue -= 1; return Color.getHSBColor(hue, 0.8f, 1.0f); } public static Color getRainbow(float speed, float offset, float saturation, float brightness) { float hue = (System.currentTimeMillis() % (int) (speed * 1000)) / (speed * 1000f); hue += offset; if (hue > 1) hue -= 1; return Color.getHSBColor(hue, saturation, brightness); } public static int getRainbowRGB(float speed, float offset) { return getRainbow(speed, offset).getRGB(); } public static Color getAstolfo(float speed, float offset) { float hue = (System.currentTimeMillis() % (int) (speed * 1000)) / (speed * 1000f); hue += offset; if (hue > 1) hue -= 1; return Color.getHSBColor(hue, 0.5f, 1.0f); } public static int interpolateColor(int color1, int color2, float t) { int a1 = (color1 >> 24) & 0xFF; int r1 = (color1 >> 16) & 0xFF; int g1 = (color1 >> 8) & 0xFF; int b1 = color1 & 0xFF; int a2 = (color2 >> 24) & 0xFF; int r2 = (color2 >> 16) & 0xFF; int g2 = (color2 >> 8) & 0xFF; int b2 = color2 & 0xFF; int a = (int) (a1 + (a2 - a1) * t); int r = (int) (r1 + (r2 - r1) * t); int g = (int) (g1 + (g2 - g1) * t); int b = (int) (b1 + (b2 - b1) * t); return (a << 24) | (r << 16) | (g << 8) | b; } public static int applyAlpha(int color, int alpha) { return (alpha << 24) | (color & 0x00FFFFFF); } public static int darken(int color, float factor) { int r = (int) (((color >> 16) & 0xFF) * factor); int g = (int) (((color >> 8) & 0xFF) * factor); int b = (int) ((color & 0xFF) * factor); return (color & 0xFF000000) | (r << 16) | (g << 8) | b; } public static Color blend(Color c1, Color c2, float t) { float r = c1.getRed() + (c2.getRed() - c1.getRed()) * t; float g = c1.getGreen() + (c2.getGreen() - c1.getGreen()) * t; float b = c1.getBlue() + (c2.getBlue() - c1.getBlue()) * t; float a = c1.getAlpha() + (c2.getAlpha() - c1.getAlpha()) * t; return new Color(r / 255f, g / 255f, b / 255f, a / 255f); } public static int toARGB(int r, int g, int b, int a) { return (a << 24) | (r << 16) | (g << 8) | b; } }