Java tutorial
/* * Copyright (C) 2018 AlexMofer * * 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 am.project.x.business.drawables.loadingdrawable; import android.content.Context; import android.content.Intent; import android.os.Bundle; import android.support.annotation.Nullable; import android.support.v4.content.ContextCompat; import android.widget.ImageView; import am.drawable.CirclingDrawable; import am.drawable.DoubleCircleDrawable; import am.drawable.MaterialProgressDrawable; import am.project.x.R; import am.project.x.base.BaseActivity; /** * */ public class LoadingDrawableActivity extends BaseActivity { private float density; public static void start(Context context) { context.startActivity(new Intent(context, LoadingDrawableActivity.class)); } @Override protected int getContentViewLayout() { return R.layout.activity_loadingdrawable; } @Override protected void initializeActivity(@Nullable Bundle savedInstanceState) { setSupportActionBar(R.id.ld_toolbar); density = getResources().getDisplayMetrics().density; setDoubleCircleDrawable(); setCirclingDrawable(); setMaterialProgressDrawable(); } private void setDoubleCircleDrawable() { final ImageView loading = findViewById(R.id.ld_iv_01); final DoubleCircleDrawable drawable = new DoubleCircleDrawable(density); loading.setImageDrawable(drawable); drawable.start(); } private void setCirclingDrawable() { final ImageView loading = findViewById(R.id.ld_iv_02); final CirclingDrawable drawable = new CirclingDrawable((int) (4 * density), ContextCompat.getColor(this, R.color.colorAccent), ContextCompat.getDrawable(this, R.drawable.ic_drawables_drawable)); loading.setImageDrawable(drawable); drawable.start(); } private void setMaterialProgressDrawable() { final ImageView loading = findViewById(R.id.ld_iv_03); final MaterialProgressDrawable drawable = new MaterialProgressDrawable(density, MaterialProgressDrawable.DEFAULT, 0x00000000, 255, 0xff33b5e5, 0xff99cc00, 0xffff4444, 0xffffbb33); loading.setImageDrawable(drawable); drawable.start(); } }