142 lines
8 KiB
Java
142 lines
8 KiB
Java
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package androidx.core.content.res;
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import android.content.res.Resources;
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import android.content.res.TypedArray;
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import android.graphics.LinearGradient;
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import android.graphics.RadialGradient;
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import android.graphics.Shader;
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import android.graphics.SweepGradient;
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import android.util.AttributeSet;
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import android.util.Xml;
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import androidx.annotation.ColorInt;
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import androidx.annotation.NonNull;
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import androidx.annotation.Nullable;
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import androidx.annotation.RestrictTo;
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import androidx.core.R;
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import java.io.IOException;
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import java.util.ArrayList;
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import java.util.List;
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import org.xmlpull.v1.XmlPullParser;
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import org.xmlpull.v1.XmlPullParserException;
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@RestrictTo({RestrictTo.Scope.LIBRARY_GROUP_PREFIX})
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public final class GradientColorInflaterCompat {
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private static final int TILE_MODE_CLAMP = 0;
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private static final int TILE_MODE_MIRROR = 2;
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private static final int TILE_MODE_REPEAT = 1;
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public static final class ColorStops {
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public final int[] mColors;
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public final float[] mOffsets;
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public ColorStops(@ColorInt int i, @ColorInt int i2) {
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this.mColors = new int[]{i, i2};
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this.mOffsets = new float[]{0.0f, 1.0f};
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}
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public ColorStops(@ColorInt int i, @ColorInt int i2, @ColorInt int i3) {
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this.mColors = new int[]{i, i2, i3};
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this.mOffsets = new float[]{0.0f, 0.5f, 1.0f};
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}
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public ColorStops(@NonNull List<Integer> list, @NonNull List<Float> list2) {
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int size = list.size();
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this.mColors = new int[size];
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this.mOffsets = new float[size];
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for (int i = 0; i < size; i++) {
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this.mColors[i] = list.get(i).intValue();
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this.mOffsets[i] = list2.get(i).floatValue();
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}
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}
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}
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private GradientColorInflaterCompat() {
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}
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private static ColorStops checkColors(@Nullable ColorStops colorStops, @ColorInt int i, @ColorInt int i2, boolean z2, @ColorInt int i3) {
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return colorStops != null ? colorStops : z2 ? new ColorStops(i, i3, i2) : new ColorStops(i, i2);
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}
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public static Shader createFromXml(@NonNull Resources resources, @NonNull XmlPullParser xmlPullParser, @Nullable Resources.Theme theme) throws XmlPullParserException, IOException {
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int next;
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AttributeSet asAttributeSet = Xml.asAttributeSet(xmlPullParser);
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do {
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next = xmlPullParser.next();
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if (next == 2) {
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break;
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}
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} while (next != 1);
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if (next == 2) {
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return createFromXmlInner(resources, xmlPullParser, asAttributeSet, theme);
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}
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throw new XmlPullParserException("No start tag found");
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}
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public static Shader createFromXmlInner(@NonNull Resources resources, @NonNull XmlPullParser xmlPullParser, @NonNull AttributeSet attributeSet, @Nullable Resources.Theme theme) throws IOException, XmlPullParserException {
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String name = xmlPullParser.getName();
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if (name.equals("gradient")) {
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TypedArray obtainAttributes = TypedArrayUtils.obtainAttributes(resources, theme, attributeSet, R.styleable.GradientColor);
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float namedFloat = TypedArrayUtils.getNamedFloat(obtainAttributes, xmlPullParser, "startX", R.styleable.GradientColor_android_startX, 0.0f);
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float namedFloat2 = TypedArrayUtils.getNamedFloat(obtainAttributes, xmlPullParser, "startY", R.styleable.GradientColor_android_startY, 0.0f);
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float namedFloat3 = TypedArrayUtils.getNamedFloat(obtainAttributes, xmlPullParser, "endX", R.styleable.GradientColor_android_endX, 0.0f);
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float namedFloat4 = TypedArrayUtils.getNamedFloat(obtainAttributes, xmlPullParser, "endY", R.styleable.GradientColor_android_endY, 0.0f);
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float namedFloat5 = TypedArrayUtils.getNamedFloat(obtainAttributes, xmlPullParser, "centerX", R.styleable.GradientColor_android_centerX, 0.0f);
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float namedFloat6 = TypedArrayUtils.getNamedFloat(obtainAttributes, xmlPullParser, "centerY", R.styleable.GradientColor_android_centerY, 0.0f);
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int namedInt = TypedArrayUtils.getNamedInt(obtainAttributes, xmlPullParser, "type", R.styleable.GradientColor_android_type, 0);
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int namedColor = TypedArrayUtils.getNamedColor(obtainAttributes, xmlPullParser, "startColor", R.styleable.GradientColor_android_startColor, 0);
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boolean hasAttribute = TypedArrayUtils.hasAttribute(xmlPullParser, "centerColor");
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int namedColor2 = TypedArrayUtils.getNamedColor(obtainAttributes, xmlPullParser, "centerColor", R.styleable.GradientColor_android_centerColor, 0);
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int namedColor3 = TypedArrayUtils.getNamedColor(obtainAttributes, xmlPullParser, "endColor", R.styleable.GradientColor_android_endColor, 0);
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int namedInt2 = TypedArrayUtils.getNamedInt(obtainAttributes, xmlPullParser, "tileMode", R.styleable.GradientColor_android_tileMode, 0);
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float namedFloat7 = TypedArrayUtils.getNamedFloat(obtainAttributes, xmlPullParser, "gradientRadius", R.styleable.GradientColor_android_gradientRadius, 0.0f);
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obtainAttributes.recycle();
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ColorStops checkColors = checkColors(inflateChildElements(resources, xmlPullParser, attributeSet, theme), namedColor, namedColor3, hasAttribute, namedColor2);
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if (namedInt != 1) {
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return namedInt != 2 ? new LinearGradient(namedFloat, namedFloat2, namedFloat3, namedFloat4, checkColors.mColors, checkColors.mOffsets, parseTileMode(namedInt2)) : new SweepGradient(namedFloat5, namedFloat6, checkColors.mColors, checkColors.mOffsets);
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}
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if (namedFloat7 > 0.0f) {
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return new RadialGradient(namedFloat5, namedFloat6, namedFloat7, checkColors.mColors, checkColors.mOffsets, parseTileMode(namedInt2));
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}
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throw new XmlPullParserException("<gradient> tag requires 'gradientRadius' attribute with radial type");
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}
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throw new XmlPullParserException(xmlPullParser.getPositionDescription() + ": invalid gradient color tag " + name);
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}
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/* JADX WARNING: Code restructure failed: missing block: B:17:0x0080, code lost:
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throw new org.xmlpull.v1.XmlPullParserException(r10.getPositionDescription() + ": <item> tag requires a 'color' attribute and a 'offset' attribute!");
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*/
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private static ColorStops inflateChildElements(@NonNull Resources resources, @NonNull XmlPullParser xmlPullParser, @NonNull AttributeSet attributeSet, @Nullable Resources.Theme theme) throws XmlPullParserException, IOException {
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int depth;
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int depth2 = xmlPullParser.getDepth() + 1;
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ArrayList arrayList = new ArrayList(20);
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ArrayList arrayList2 = new ArrayList(20);
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while (true) {
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int next = xmlPullParser.next();
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if (next == 1 || ((depth = xmlPullParser.getDepth()) < depth2 && next == 3)) {
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break;
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} else if (next == 2 && depth <= depth2 && xmlPullParser.getName().equals("item")) {
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TypedArray obtainAttributes = TypedArrayUtils.obtainAttributes(resources, theme, attributeSet, R.styleable.GradientColorItem);
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int i = R.styleable.GradientColorItem_android_color;
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boolean hasValue = obtainAttributes.hasValue(i);
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int i2 = R.styleable.GradientColorItem_android_offset;
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boolean hasValue2 = obtainAttributes.hasValue(i2);
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if (!hasValue || !hasValue2) {
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break;
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}
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int color = obtainAttributes.getColor(i, 0);
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float f = obtainAttributes.getFloat(i2, 0.0f);
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obtainAttributes.recycle();
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arrayList2.add(Integer.valueOf(color));
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arrayList.add(Float.valueOf(f));
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}
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}
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if (arrayList2.size() > 0) {
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return new ColorStops(arrayList2, arrayList);
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}
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return null;
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}
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private static Shader.TileMode parseTileMode(int i) {
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return i != 1 ? i != 2 ? Shader.TileMode.CLAMP : Shader.TileMode.MIRROR : Shader.TileMode.REPEAT;
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}
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}
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