Java tutorial
/* * Copyright 2015 Kaopiz Software Co., Ltd. * * 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.efunds.moa.component.customview.process; import android.content.Context; import android.graphics.Canvas; import android.graphics.Paint; import android.graphics.RectF; import android.support.v4.content.ContextCompat; import android.util.AttributeSet; import android.widget.FrameLayout; import com.efunds.moa.R; public class BackgroundLayout extends FrameLayout { private float mCornerRadius; private Paint mPaint; private RectF mRect; public BackgroundLayout(Context context) { super(context); init(); } public BackgroundLayout(Context context, AttributeSet attrs) { super(context, attrs); init(); } public BackgroundLayout(Context context, AttributeSet attrs, int defStyleAttr) { super(context, attrs, defStyleAttr); init(); } @SuppressWarnings("deprecation") private void init() { setBaseColor(ContextCompat.getColor(getContext(), R.color.progress_default_color)); // Remove background, we will drawing background using base color setBackgroundColor(getContext().getResources().getColor(android.R.color.transparent)); } public void setCornerRadius(float radius) { mCornerRadius = Helper.dpToPixel(radius, getContext()); } public void setBaseColor(int color) { mPaint = new Paint(); //noinspection deprecation mPaint.setColor(color); mPaint.setStyle(Paint.Style.FILL); } @Override protected void onSizeChanged(int w, int h, int oldw, int oldh) { super.onSizeChanged(w, h, oldw, oldh); mRect = new RectF(0, 0, w, h); } @Override protected void onDraw(Canvas canvas) { super.onDraw(canvas); canvas.drawRoundRect(mRect, mCornerRadius, mCornerRadius, mPaint); } }