Use Android's Color.argb() and Color.rgb() methods in ColorParser

PiperOrigin-RevId: 305216138

library/core/src/main/java/com/google/android/exoplayer2/util/ColorParser.java

@@ -15,7 +15,9 @@
  */
  */
 package com.google.android.exoplayer2.util;
 package com.google.android.exoplayer2.util;
 
 
+import android.graphics.Color;
 import android.text.TextUtils;
 import android.text.TextUtils;
+import androidx.annotation.ColorInt;
 import java.util.HashMap;
 import java.util.HashMap;
 import java.util.Map;
 import java.util.Map;
 import java.util.regex.Matcher;
 import java.util.regex.Matcher;
@@ -49,6 +51,7 @@ public final class ColorParser {
    * @param colorExpression The color expression.
    * @param colorExpression The color expression.
    * @return The parsed ARGB color.
    * @return The parsed ARGB color.
    */
    */
+  @ColorInt
   public static int parseTtmlColor(String colorExpression) {
   public static int parseTtmlColor(String colorExpression) {
     return parseColorInternal(colorExpression, false);
     return parseColorInternal(colorExpression, false);
   }
   }
@@ -59,10 +62,12 @@ public final class ColorParser {
    * @param colorExpression The color expression.
    * @param colorExpression The color expression.
    * @return The parsed ARGB color.
    * @return The parsed ARGB color.
    */
    */
+  @ColorInt
   public static int parseCssColor(String colorExpression) {
   public static int parseCssColor(String colorExpression) {
     return parseColorInternal(colorExpression, true);
     return parseColorInternal(colorExpression, true);
   }
   }
 
 
+  @ColorInt
   private static int parseColorInternal(String colorExpression, boolean alphaHasFloatFormat) {
   private static int parseColorInternal(String colorExpression, boolean alphaHasFloatFormat) {
     Assertions.checkArgument(!TextUtils.isEmpty(colorExpression));
     Assertions.checkArgument(!TextUtils.isEmpty(colorExpression));
     colorExpression = colorExpression.replace(" ", "");
     colorExpression = colorExpression.replace(" ", "");
@@ -83,7 +88,7 @@ public final class ColorParser {
       Matcher matcher = (alphaHasFloatFormat ? RGBA_PATTERN_FLOAT_ALPHA : RGBA_PATTERN_INT_ALPHA)
       Matcher matcher = (alphaHasFloatFormat ? RGBA_PATTERN_FLOAT_ALPHA : RGBA_PATTERN_INT_ALPHA)
           .matcher(colorExpression);
           .matcher(colorExpression);
       if (matcher.matches()) {
       if (matcher.matches()) {
-        return argb(
+        return Color.argb(
             alphaHasFloatFormat
             alphaHasFloatFormat
                 ? (int) (255 * Float.parseFloat(Assertions.checkNotNull(matcher.group(4))))
                 ? (int) (255 * Float.parseFloat(Assertions.checkNotNull(matcher.group(4))))
                 : Integer.parseInt(Assertions.checkNotNull(matcher.group(4)), 10),
                 : Integer.parseInt(Assertions.checkNotNull(matcher.group(4)), 10),
@@ -94,7 +99,7 @@ public final class ColorParser {
     } else if (colorExpression.startsWith(RGB)) {
     } else if (colorExpression.startsWith(RGB)) {
       Matcher matcher = RGB_PATTERN.matcher(colorExpression);
       Matcher matcher = RGB_PATTERN.matcher(colorExpression);
       if (matcher.matches()) {
       if (matcher.matches()) {
-        return rgb(
+        return Color.rgb(
             Integer.parseInt(Assertions.checkNotNull(matcher.group(1)), 10),
             Integer.parseInt(Assertions.checkNotNull(matcher.group(1)), 10),
             Integer.parseInt(Assertions.checkNotNull(matcher.group(2)), 10),
             Integer.parseInt(Assertions.checkNotNull(matcher.group(2)), 10),
             Integer.parseInt(Assertions.checkNotNull(matcher.group(3)), 10));
             Integer.parseInt(Assertions.checkNotNull(matcher.group(3)), 10));
@@ -109,14 +114,6 @@ public final class ColorParser {
     throw new IllegalArgumentException();
     throw new IllegalArgumentException();
   }
   }
 
 
-  private static int argb(int alpha, int red, int green, int blue) {
-    return (alpha << 24) | (red << 16) | (green << 8) | blue;
-  }
-
-  private static int rgb(int red, int green, int blue) {
-    return argb(0xFF, red, green, blue);
-  }
-
   static {
   static {
     COLOR_MAP = new HashMap<>();
     COLOR_MAP = new HashMap<>();
     COLOR_MAP.put("aliceblue", 0xFFF0F8FF);
     COLOR_MAP.put("aliceblue", 0xFFF0F8FF);