android 图片轮播com.daimajia.slider.library.SliderLayout注意事项
2016-06-14 11:48
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1.在build文件中进行配置
// 图片框架 https://github.com/square/picasso compile 'com.squareup.picasso:picasso:2.5.2' // 动画兼容框架 https://github.com/JakeWharton/NineOldAndroids compile 'com.nineoldandroids:library:2.4.0' // 广告横幅 https://github.com/daimajia/AndroidImageSlider compile 'com.daimajia.slider:library:1.1.5@aar'
2.权限
<!-- if you want to load images from the internet --> <uses-permission android:name="android.permission.INTERNET" /> <!-- if you want to load images from a file OR from the internet --> <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />3.引导页效果UI:<com.daimajia.slider.library.SliderLayout android:id="@+id/slider" xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.com/apk/res-auto" android:layout_width="match_parent" android:layout_height="match_parent" android:fitsSystemWindows="true" app:auto_cycle="false"/><com.daimajia.slider.library.Indicators.PagerIndicatorandroid:id="@+id/custom_indicator"android:layout_width="wrap_content"android:layout_height="wrap_content"android:gravity="center"custom:selected_color="#FF5500"custom:unselected_color="#55333333"custom:shape="rect"custom:selected_padding_left="2dp"custom:selected_padding_right="2dp"custom:unselected_padding_left="2dp"custom:unselected_padding_right="2dp"custom:selected_width="16dp"custom:selected_height="3dp"custom:unselected_width="16dp"custom:unselected_height="3dp"android:layout_gravity="center"/>后台代码:@ContentView(R.layout.activity_launcher_guide)public class LauncherGuideActivity extends BaseActivity {@ViewInject(R.id.slider)private SliderLayout slider;@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);PagerIndicator indicator = slider.getPagerIndicator();indicator.setDefaultIndicatorColor(0xffffffff, 0x80ffffff);indicator.setDefaultSelectedIndicatorSize(12f, 12f, PagerIndicator.Unit.DP);indicator.setDefaultUnselectedIndicatorSize(8f, 8f, PagerIndicator.Unit.DP);slider.addSlider(new DefaultSliderView(this).setScaleType(BaseSliderView.ScaleType.CenterCrop).empty(R.color.colorGuide1).image(R.mipmap.bg_guide_1));slider.addSlider(new DefaultSliderView(this).setScaleType(BaseSliderView.ScaleType.CenterCrop).empty(R.color.colorGuide2).image(R.mipmap.bg_guide_2));slider.addSlider(new DefaultSliderView(this).setScaleType(BaseSliderView.ScaleType.CenterCrop).empty(R.color.colorGuide3).image(R.mipmap.bg_guide_3));// 设置默认过渡效果(可在xml中设置)slider.setPresetTransformer(SliderLayout.Transformer.Accordion);// 设置默认指示器位置(默认指示器白色,位置在sliderlayout底部)slider.setPresetIndicator(SliderLayout.PresetIndicators.Center_Bottom);// 设置自定义指示器(位置自定义)slider.setCustomIndicator((PagerIndicator) findViewById(R.id.custom_indicator));// 设置TextView自定义动画slider.setCustomAnimation(new DescriptionAnimation());//slider.setCustomAnimation(new ChildAnimationExample()); // 多种效果,进入该类修改,参考效果github/daimajia/AndroidViewAnimations// 设置持续时间slider.setDuration(2000);slider.addOnPageChangeListener(this);slider.addSlider(new DefaultSliderView(LauncherGuideActivity.this).empty(R.color.colorDark80).image(R.color.colorDark80));slider.setCurrentPosition(0);try {Field fieldViewPager = SliderLayout.class.getDeclaredField("mViewPager");Field fieldSliderAdapter = SliderLayout.class.getDeclaredField("mSliderAdapter");fieldViewPager.setAccessible(true);fieldSliderAdapter.setAccessible(true);InfiniteViewPager mViewPager = (InfiniteViewPager) fieldViewPager.get(slider);final SliderAdapter mSliderAdapter = (SliderAdapter) fieldSliderAdapter.get(slider);mViewPager.setAdapter(new InfinitePagerAdapter(mSliderAdapter) {@Overridepublic int getCount() {return getRealCount();}});slider.addOnPageChangeListener(new PagerIndicator(LauncherGuideActivity.this) {@Overridepublic void onPageSelected(int position) {super.onPageSelected(position);if (position == mSliderAdapter.getCount() - 1) {getWindow().clearFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN);overridePendingTransition(android.R.anim.fade_in, android.R.anim.fade_out);finish();}}});} catch (Exception e) {LogHelper.e("GuideActivity.initViews", e);}}}4.首页轮播图效果<FrameLayoutxmlns:android="http://schemas.android.com/apk/res/android"android:layout_width="match_parent"android:layout_height="wrap_content"><com.daimajia.slider.library.SliderLayoutandroid:id="@+id/slider"android:layout_width="match_parent"android:layout_height="144dp"/></FrameLayout>
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