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Code Issues Packages Projects Releases Wiki Activity

ImageView: implement tint attribute

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This commit is contained in:
Julian Winkler
2024-12-13 21:34:35 +01:00
parent b087b82616
commit 9023e2963b
4 changed files with 44 additions and 18 deletions
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10
src/api-impl/android/widget/ImageView.java
View File

@@ -5,8 +5,10 @@ import android.content.res.ColorStateList;
import android.content.res.TypedArray;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.ColorFilter;
import android.graphics.Matrix;
import android.graphics.PorterDuff;
import android.graphics.PorterDuffColorFilter;
import android.graphics.drawable.Drawable;
import android.util.AttributeSet;
import android.view.View;
@@ -16,6 +18,7 @@ public class ImageView extends View {
private Bitmap bitmap = null;
private ScaleType scaleType = ScaleType.FIT_CENTER;
private Drawable drawable = null;
private ColorFilter colorFilter = null;
public ImageView(Context context, AttributeSet attrs) {
this(context, attrs, 0);
@@ -30,6 +33,9 @@ public class ImageView extends View {
haveCustomMeasure = false;
TypedArray a = context.obtainStyledAttributes(attrs, com.android.internal.R.styleable.ImageView, defStyleAttr, 0);
if (a.hasValue(com.android.internal.R.styleable.ImageView_tint))
colorFilter = new PorterDuffColorFilter(a.getColor(com.android.internal.R.styleable.ImageView_tint, 0),
PorterDuff.Mode.values()[a.getInt(com.android.internal.R.styleable.ImageView_tintMode, PorterDuff.Mode.SRC_IN.nativeInt)]);
setImageDrawable(a.getDrawable(com.android.internal.R.styleable.ImageView_src));
setScaleType(scaletype_from_int[a.getInt(com.android.internal.R.styleable.ImageView_scaleType, 3 /*CENTER*/)]);
a.recycle();
@@ -59,6 +65,10 @@ public class ImageView extends View {
}
public void setImageDrawable(Drawable drawable) {
if (colorFilter != null) {
drawable = drawable.mutate();
drawable.setColorFilter(colorFilter);
}
this.drawable = drawable;
if (drawable != null) {
drawable.setCallback(this);