Files
EhViewer/app/src/main/java/com/hippo/ehviewer/drawable/OvalDrawable.java
T
2015-03-07 15:56:43 +08:00

69 lines
1.8 KiB
Java

/*
* Copyright (C) 2014 Hippo Seven
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.hippo.ehviewer.drawable;
import android.graphics.Canvas;
import android.graphics.ColorFilter;
import android.graphics.Paint;
import android.graphics.PixelFormat;
import android.graphics.Rect;
import android.graphics.RectF;
import android.graphics.drawable.Drawable;
public class OvalDrawable extends Drawable {
private final Paint mPaint;
private final RectF mRectF;
public OvalDrawable(int color) {
mPaint = new Paint(Paint.ANTI_ALIAS_FLAG | Paint.DITHER_FLAG);
mPaint.setColor(color);
mRectF = new RectF();
}
@Override
protected void onBoundsChange(Rect bounds) {
mRectF.set(bounds);
}
@Override
public void draw(Canvas canvas) {
canvas.drawOval(mRectF, mPaint);
}
@Override
public void setAlpha(int alpha) {
mPaint.setColor(mPaint.getColor() & 0x00ffffff | (alpha << 24));
invalidateSelf();
}
@Override
public void setColorFilter(ColorFilter cf) {
// Not support
}
@Override
public int getOpacity() {
return PixelFormat.OPAQUE;
}
public void setColor(int color) {
mPaint.setColor(color);
invalidateSelf();
}
}