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setImageAlpha() method added #277

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setImageAlpha() method added #277

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306478e
setImageAlpha() method added
dev-ritik Jul 3, 2018
9585c28
Merge branch 'master' into master
dev-ritik Jan 13, 2019
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21 changes: 20 additions & 1 deletion circleimageview/src/main/java/de/hdodenhof/circleimageview/CircleImageView.java
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Original file line number Diff line number Diff line change
Expand Up @@ -78,6 +78,7 @@ public class CircleImageView extends ImageView {
private float mBorderRadius;

private ColorFilter mColorFilter;
private int mAlpha = 255;

private boolean mReady;
private boolean mSetupPending;
Expand All @@ -103,7 +104,11 @@ public CircleImageView(Context context, AttributeSet attrs, int defStyle) {
mBorderColor = a.getColor(R.styleable.CircleImageView_civ_border_color, DEFAULT_BORDER_COLOR);
mBorderOverlay = a.getBoolean(R.styleable.CircleImageView_civ_border_overlay, DEFAULT_BORDER_OVERLAY);
mCircleBackgroundColor = a.getColor(R.styleable.CircleImageView_civ_circle_background_color, DEFAULT_CIRCLE_BACKGROUND_COLOR);

mAlpha = a.getInt(R.styleable.CircleImageView_civ_alpha, 255);
if (mAlpha > 255 || mAlpha < 0) {
throw new IllegalArgumentException("Alpha out of range!!.");
}

a.recycle();

init();
Expand Down Expand Up @@ -323,6 +328,19 @@ private Bitmap getBitmapFromDrawable(Drawable drawable) {
}
}

@Override
public int getImageAlpha() {
return this.mAlpha;
}

public void setImageAlpha(int alpha) {
this.mAlpha = alpha;
if (mAlpha > 255 || mAlpha < 0) {
throw new IllegalArgumentException("Alpha out of range!!.");
}
initializeBitmap();
}

private void initializeBitmap() {
if (mDisableCircularTransformation) {
mBitmap = null;
Expand Down Expand Up @@ -351,6 +369,7 @@ private void setup() {

mBitmapPaint.setAntiAlias(true);
mBitmapPaint.setShader(mBitmapShader);
mBitmapPaint.setAlpha(mAlpha);

mBorderPaint.setStyle(Paint.Style.STROKE);
mBorderPaint.setAntiAlias(true);
Expand Down
1 change: 1 addition & 0 deletions circleimageview/src/main/res/values/attrs.xml
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Original file line number Diff line number Diff line change
Expand Up @@ -5,5 +5,6 @@
<attr name="civ_border_color" format="color" />
<attr name="civ_border_overlay" format="boolean" />
<attr name="civ_circle_background_color" format="color" />
<attr name="civ_alpha" format="integer" />
</declare-styleable>
</resources>