120 lines
4.3 KiB
Java
120 lines
4.3 KiB
Java
/*
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* Copyright (c) 2015 RoboSwag (Gavriil Sitnikov, Vsevolod Ivanov)
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*
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* This file is part of RoboSwag library.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*/
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package ru.touchin.roboswag.components.views;
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import android.content.Context;
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import android.content.res.TypedArray;
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import android.os.Build;
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import android.support.annotation.ColorInt;
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import android.support.annotation.NonNull;
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import android.support.annotation.Nullable;
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import android.support.v7.widget.AppCompatImageView;
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import android.util.AttributeSet;
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import android.util.TypedValue;
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import ru.touchin.roboswag.components.R;
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import ru.touchin.roboswag.components.utils.UiUtils;
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/**
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* Created by Ilia Kurtov on 07/12/2016.
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* Simple endless progress bar view in material (round circle) style.
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* It is able to setup size, stroke width and color.
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* See MaterialLoadingBar Attributes:
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* R.styleable#MaterialLoadingBar_size
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* R.styleable#MaterialLoadingBar_strokeWidth
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* R.styleable#MaterialLoadingBar_color
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* Use
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* R.styleable#MaterialLoadingBar_materialLoadingBarStyle
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* to set default style of MaterialLoadingBar in your Theme.
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* Sample:
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* <style name="MyAppLoadingBar">
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* <item name="strokeWidth">3dp</item>
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* <item name="color">@android:color/black</item>
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* <item name="size">24dp</item>
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* </style>
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* <style name="AppTheme" parent="Theme.AppCompat.NoActionBar">
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* <item name="materialLoadingBarStyle">@style/MyAppLoadingBar</item>
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* </style>
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*/
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public class MaterialLoadingBar extends AppCompatImageView {
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private static int getPrimaryColor(@NonNull final Context context) {
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final int colorAttr;
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if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
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colorAttr = android.R.attr.colorPrimary;
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} else {
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colorAttr = context.getResources().getIdentifier("colorPrimary", "attr", context.getPackageName());
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}
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final TypedValue outValue = new TypedValue();
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context.getTheme().resolveAttribute(colorAttr, outValue, true);
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return outValue.data;
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}
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private MaterialProgressDrawable progressDrawable;
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public MaterialLoadingBar(@NonNull final Context context) {
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this(context, null);
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}
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public MaterialLoadingBar(@NonNull final Context context, @Nullable final AttributeSet attrs) {
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this(context, attrs, R.attr.materialLoadingBarStyle);
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}
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public MaterialLoadingBar(@NonNull final Context context, @Nullable final AttributeSet attrs, final int defStyleAttr) {
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super(context, attrs, defStyleAttr);
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final TypedArray typedArray = context.obtainStyledAttributes(attrs, R.styleable.MaterialLoadingBar,
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defStyleAttr,
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0);
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final int size = (int) typedArray.getDimension(R.styleable.MaterialLoadingBar_size, UiUtils.OfMetrics.dpToPixels(context, 48));
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final int color = typedArray.getColor(R.styleable.MaterialLoadingBar_color, getPrimaryColor(context));
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final float strokeWidth = typedArray.getDimension(R.styleable.MaterialLoadingBar_strokeWidth,
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UiUtils.OfMetrics.dpToPixels(context, 4));
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typedArray.recycle();
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progressDrawable = new MaterialProgressDrawable(context, size);
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setColor(color);
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progressDrawable.setStrokeWidth(strokeWidth);
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setScaleType(ScaleType.CENTER);
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setImageDrawable(progressDrawable);
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}
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@Override
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protected void onAttachedToWindow() {
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super.onAttachedToWindow();
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progressDrawable.start();
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}
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@Override
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protected void onDetachedFromWindow() {
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progressDrawable.stop();
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super.onDetachedFromWindow();
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}
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/**
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* Set color of loader.
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*
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* @param colorInt Color of loader to be set.
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*/
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public void setColor(@ColorInt final int colorInt) {
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progressDrawable.setColor(colorInt);
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}
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} |