- 实现圆形图片 , 传参第一个为上下文, 第二个为角度
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package
com.hh.beauter.util;
import
android.content.Context;
import
android.content.res.Resources;
import
android.graphics.Bitmap;
import
android.graphics.BitmapShader;
import
android.graphics.Canvas;
import
android.graphics.Paint;
import
android.graphics.RectF;
import
com.bumptech.glide.load.engine.bitmap_recycle.BitmapPool;
import
com.bumptech.glide.load.resource.bitmap.BitmapTransformation;
/**
* Created by Hh on 2017/1/5.
*/
public
class
GlideRoundTransform
extends
BitmapTransformation {
private
static
float
radius = 0f;
public
GlideRoundTransform(Context context) {
this
(context,
4
);
}
public
GlideRoundTransform(Context context,
int
dp) {
super
(context);
this
.radius = Resources.getSystem().getDisplayMetrics().density * dp;
}
@Override
protected
Bitmap transform(BitmapPool pool, Bitmap toTransform,
int
outWidth,
int
outHeight) {
return
roundCrop(pool, toTransform);
}
private
static
Bitmap roundCrop(BitmapPool pool, Bitmap source) {
if
(source ==
null
)
return
null
;
Bitmap result = pool.get(source.getWidth(), source.getHeight(), Bitmap.Config.ARGB_8888);
if
(result ==
null
) {
result = Bitmap.createBitmap(source.getWidth(), source.getHeight(), Bitmap.Config.ARGB_8888);
}
Canvas canvas =
new
Canvas(result);
Paint paint =
new
Paint();
paint.setShader(
new
BitmapShader(source, BitmapShader.TileMode.CLAMP, BitmapShader.TileMode.CLAMP));
paint.setAntiAlias(
true
);
RectF rectF =
new
RectF(0f, 0f, source.getWidth(), source.getHeight());
canvas.drawRoundRect(rectF, radius, radius, paint);
return
result;
}
@Override
public
String getId() {
return
getClass().getName() + Math.round(radius);
}
}
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使用方法:
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Glide.with(ActActivity.
this
).load(UrlUtil.LOCALL_IP+good.getImgs().get(
0
).getImg())
.transform(
new
GlideRoundTransform(ActActivity.
this
,
20
))
.into(viewHolder.img);
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2. 加载圆形图片
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//圆形
Glide.with(
this
).load(photoUrl).asBitmap().centerCrop().into(
new
BitmapImageViewTarget(photo) {
@Override
protected
void
setResource(Bitmap resource) {
RoundedBitmapDrawable circularBitmapDrawable =
RoundedBitmapDrawableFactory.create(getResources(), resource);
circularBitmapDrawable.setCircular(
true
);
photo.setImageDrawable(circularBitmapDrawable);
}
});
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