/*
 * Copyright (C) 2018 xuexiangjys(xuexiangjys@163.com)
 *
 * 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.xuexiang.xui.widget.progress.materialprogressbar;

import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;

abstract class BasePaintDrawable extends BaseDrawable {

    private Paint mPaint;

    @Override
    protected final void onDraw(Canvas canvas, int width, int height) {

        if (mPaint == null) {
            mPaint = new Paint();
            mPaint.setAntiAlias(true);
            mPaint.setColor(Color.BLACK);
            onPreparePaint(mPaint);
        }
        mPaint.setAlpha(mAlpha);
        mPaint.setColorFilter(getColorFilterForDrawing());

        onDraw(canvas, width, height, mPaint);
    }

    protected abstract void onPreparePaint(Paint paint);

    protected abstract void onDraw(Canvas canvas, int width, int height, Paint paint);
}
