discord-jadx/app/src/main/java/androidx/vectordrawable/graphics/drawable/PathInterpolatorCompat.java

155 lines
6.6 KiB
Java

package androidx.vectordrawable.graphics.drawable;
import android.content.Context;
import android.content.res.Resources;
import android.content.res.TypedArray;
import android.graphics.Path;
import android.graphics.PathMeasure;
import android.util.AttributeSet;
import android.view.InflateException;
import android.view.animation.Interpolator;
import androidx.annotation.RestrictTo;
import androidx.core.content.res.TypedArrayUtils;
import androidx.core.graphics.PathParser;
import c.d.b.a.a;
import org.xmlpull.v1.XmlPullParser;
@RestrictTo({RestrictTo.Scope.LIBRARY_GROUP_PREFIX})
public class PathInterpolatorCompat implements Interpolator {
public static final double EPSILON = 1.0E-5d;
public static final int MAX_NUM_POINTS = 3000;
private static final float PRECISION = 0.002f;
private float[] mX;
private float[] mY;
public PathInterpolatorCompat(Context context, AttributeSet attributeSet, XmlPullParser xmlPullParser) {
this(context.getResources(), context.getTheme(), attributeSet, xmlPullParser);
}
public PathInterpolatorCompat(Resources resources, Resources.Theme theme, AttributeSet attributeSet, XmlPullParser xmlPullParser) {
TypedArray obtainAttributes = TypedArrayUtils.obtainAttributes(resources, theme, attributeSet, AndroidResources.STYLEABLE_PATH_INTERPOLATOR);
parseInterpolatorFromTypeArray(obtainAttributes, xmlPullParser);
obtainAttributes.recycle();
}
private void initCubic(float f, float f2, float f3, float f4) {
Path path = new Path();
path.moveTo(0.0f, 0.0f);
path.cubicTo(f, f2, f3, f4, 1.0f, 1.0f);
initPath(path);
}
private void initPath(Path path) {
int i = 0;
PathMeasure pathMeasure = new PathMeasure(path, false);
float length = pathMeasure.getLength();
int min = Math.min(3000, ((int) (length / 0.002f)) + 1);
if (min > 0) {
this.mX = new float[min];
this.mY = new float[min];
float[] fArr = new float[2];
for (int i2 = 0; i2 < min; i2++) {
pathMeasure.getPosTan((((float) i2) * length) / ((float) (min - 1)), fArr, null);
this.mX[i2] = fArr[0];
this.mY[i2] = fArr[1];
}
if (((double) Math.abs(this.mX[0])) <= 1.0E-5d && ((double) Math.abs(this.mY[0])) <= 1.0E-5d) {
int i3 = min - 1;
if (((double) Math.abs(this.mX[i3] - 1.0f)) <= 1.0E-5d && ((double) Math.abs(this.mY[i3] - 1.0f)) <= 1.0E-5d) {
float f = 0.0f;
int i4 = 0;
while (i < min) {
float[] fArr2 = this.mX;
int i5 = i4 + 1;
float f2 = fArr2[i4];
if (f2 >= f) {
fArr2[i] = f2;
i++;
f = f2;
i4 = i5;
} else {
throw new IllegalArgumentException("The Path cannot loop back on itself, x :" + f2);
}
}
if (pathMeasure.nextContour()) {
throw new IllegalArgumentException("The Path should be continuous, can't have 2+ contours");
}
return;
}
}
StringBuilder L = a.L("The Path must start at (0,0) and end at (1,1) start: ");
L.append(this.mX[0]);
L.append(",");
L.append(this.mY[0]);
L.append(" end:");
int i6 = min - 1;
L.append(this.mX[i6]);
L.append(",");
L.append(this.mY[i6]);
throw new IllegalArgumentException(L.toString());
}
throw new IllegalArgumentException("The Path has a invalid length " + length);
}
private void initQuad(float f, float f2) {
Path path = new Path();
path.moveTo(0.0f, 0.0f);
path.quadTo(f, f2, 1.0f, 1.0f);
initPath(path);
}
private void parseInterpolatorFromTypeArray(TypedArray typedArray, XmlPullParser xmlPullParser) {
if (TypedArrayUtils.hasAttribute(xmlPullParser, "pathData")) {
String namedString = TypedArrayUtils.getNamedString(typedArray, xmlPullParser, "pathData", 4);
Path createPathFromPathData = PathParser.createPathFromPathData(namedString);
if (createPathFromPathData != null) {
initPath(createPathFromPathData);
return;
}
throw new InflateException(a.t("The path is null, which is created from ", namedString));
} else if (!TypedArrayUtils.hasAttribute(xmlPullParser, "controlX1")) {
throw new InflateException("pathInterpolator requires the controlX1 attribute");
} else if (TypedArrayUtils.hasAttribute(xmlPullParser, "controlY1")) {
float namedFloat = TypedArrayUtils.getNamedFloat(typedArray, xmlPullParser, "controlX1", 0, 0.0f);
float namedFloat2 = TypedArrayUtils.getNamedFloat(typedArray, xmlPullParser, "controlY1", 1, 0.0f);
boolean hasAttribute = TypedArrayUtils.hasAttribute(xmlPullParser, "controlX2");
if (hasAttribute != TypedArrayUtils.hasAttribute(xmlPullParser, "controlY2")) {
throw new InflateException("pathInterpolator requires both controlX2 and controlY2 for cubic Beziers.");
} else if (!hasAttribute) {
initQuad(namedFloat, namedFloat2);
} else {
initCubic(namedFloat, namedFloat2, TypedArrayUtils.getNamedFloat(typedArray, xmlPullParser, "controlX2", 2, 0.0f), TypedArrayUtils.getNamedFloat(typedArray, xmlPullParser, "controlY2", 3, 0.0f));
}
} else {
throw new InflateException("pathInterpolator requires the controlY1 attribute");
}
}
@Override // android.animation.TimeInterpolator
public float getInterpolation(float f) {
if (f <= 0.0f) {
return 0.0f;
}
if (f >= 1.0f) {
return 1.0f;
}
int i = 0;
int length = this.mX.length - 1;
while (length - i > 1) {
int i2 = (i + length) / 2;
if (f < this.mX[i2]) {
length = i2;
} else {
i = i2;
}
}
float[] fArr = this.mX;
float f2 = fArr[length] - fArr[i];
if (f2 == 0.0f) {
return this.mY[i];
}
float[] fArr2 = this.mY;
float f3 = fArr2[i];
return a.a(fArr2[length], f3, (f - fArr[i]) / f2, f3);
}
}