Custom ImageView Circular imageview

Circular imageview android

import android.content.Context;

import android.graphics.Bitmap;

import android.graphics.Bitmap.Config;

import android.graphics.Canvas;

import android.graphics.Color;

import android.graphics.Paint;

import android.graphics.PorterDuff;

import android.graphics.PorterDuff.Mode;

import android.graphics.PorterDuffXfermode;

import android.graphics.Rect;

import android.graphics.RectF;

import android.graphics.drawable.BitmapDrawable;

import android.graphics.drawable.Drawable;

import android.util.AttributeSet;

import android.widget.ImageView;

public class RoundImageView extends ImageView {

public RoundImageView(Context context) {

super(context);

}

public RoundImageView(Context context, AttributeSet attrs) {

super(context, attrs);

}

public RoundImageView(Context context, AttributeSet attrs, int defStyle) {

super(context, attrs, defStyle);

}

@Override

protected void onDraw(Canvas canvas) {

BitmapDrawable drawable = (BitmapDrawable) getDrawable();

if (drawable == null) {

return;

}

if (getWidth() == 0 || getHeight() == 0) {

return;

}

Bitmap fullSizeBitmap = drawable.getBitmap();

int scaledWidth = getMeasuredWidth();

int scaledHeight = getMeasuredHeight();

Bitmap mScaledBitmap;

if (scaledWidth == fullSizeBitmap.getWidth()

&& scaledHeight == fullSizeBitmap.getHeight()) {

mScaledBitmap = fullSizeBitmap;

} else {

mScaledBitmap = Bitmap.createScaledBitmap(fullSizeBitmap,

scaledWidth, scaledHeight, true /* filter */);

}

Bitmap circleBitmap = getCircledBitmap(mScaledBitmap);

canvas.drawBitmap(circleBitmap, 0, 0, null);

}

public Bitmap getRoundedCornerBitmap(Context context, Bitmap input,

int pixels, int w, int h, boolean squareTL, boolean squareTR,

boolean squareBL, boolean squareBR) {

Bitmap output = Bitmap.createBitmap(w, h, Config.ARGB_8888);

Canvas canvas = new Canvas(output);

final float densityMultiplier = context.getResources()

.getDisplayMetrics().density;

final int color = 0xff424242;

final Paint paint = new Paint();

final Rect rect = new Rect(0, 0, w, h);

final RectF rectF = new RectF(rect);

// make sure that our rounded corner is scaled appropriately

final float roundPx = pixels * densityMultiplier;

paint.setAntiAlias(true);

canvas.drawARGB(0, 0, 0, 0);

paint.setColor(color);

canvas.drawRoundRect(rectF, roundPx, roundPx, paint);

// draw rectangles over the corners we want to be square

if (squareTL) {

canvas.drawRect(0, 0, w / 2, h / 2, paint);

}

if (squareTR) {

canvas.drawRect(w / 2, 0, w, h / 2, paint);

}

if (squareBL) {

canvas.drawRect(0, h / 2, w / 2, h, paint);

}

if (squareBR) {

canvas.drawRect(w / 2, h / 2, w, h, paint);

}

paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_IN));

canvas.drawBitmap(input, 0, 0, paint);

return output;

}

Bitmap getCircledBitmap(Bitmap bitmap) {

Bitmap result = Bitmap.createBitmap(bitmap.getWidth(),

bitmap.getHeight(), Bitmap.Config.ARGB_8888);

Canvas canvas = new Canvas(result);

int color = Color.BLUE;

Paint paint = new Paint();

Rect rect = new Rect(0, 0, bitmap.getWidth(), bitmap.getHeight());

paint.setAntiAlias(true);

canvas.drawARGB(0, 0, 0, 0);

paint.setColor(color);

canvas.drawCircle(bitmap.getWidth() / 2, bitmap.getHeight() / 2,

bitmap.getHeight() / 2, paint);

paint.setXfermode(new PorterDuffXfermode(Mode.SRC_IN));

canvas.drawBitmap(bitmap, rect, rect, paint);

return result;

}

}

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