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

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PiperOrigin-RevId: 305216138
This commit is contained in:
ibaker 2020-04-07 10:31:00 +01:00 committed by Oliver Woodman
parent 8df6a4b301
commit 5a7dbae18c
1 changed files with 7 additions and 10 deletions
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17
library/core/src/main/java/com/google/android/exoplayer2/util/ColorParser.java
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@ -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);