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最新评论
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Memories_NC:
本地lua脚本终于执行成功了,虽然不是通过redis
java中调用lua脚本语言1 -
ZHOU452840622:
大神://处理返回的接收状态 这个好像没有监听到 遇 ...
android 发送短信的两种方式 -
PXY:
拦截部分地址,怎么写的for(int i=0;i<lis ...
判断是否登录的拦截器SessionFilter -
maotou1988:
Android控件之带清空按钮(功能)的AutoComplet ...
自定义AutoCompleteTextView -
yangmaolinpl:
希望有表例子更好。。。,不过也看明白了。
浅谈onInterceptTouchEvent、onTouchEvent与onTouch
主要是提供一种思路,一般来书,类似效果无非就是在Canvas,Paint,Drawable等绘图类里搞来搞去。如果对绘图类比较熟悉的话,基本就没问题了,尤其游戏开发者。
我是记录一下,以后可以照抄了,具体见原帖:
http://blog.csdn.net/lmj623565791/article/details/41087219
自定义属性:
使用:
布局:
同样的效果:
http://www.open-open.com/lib/view/open1473666409185.html
一个优质的新闻客户端app
http://www.itlanbao.com/code/20151126/10000/100663.html
我是记录一下,以后可以照抄了,具体见原帖:
http://blog.csdn.net/lmj623565791/article/details/41087219
import android.content.Context; import android.content.res.TypedArray; import android.graphics.Bitmap; import android.graphics.Bitmap.Config; import android.graphics.BitmapFactory; import android.graphics.Canvas; import android.graphics.Paint; import android.graphics.PorterDuff; import android.graphics.PorterDuffXfermode; import android.graphics.Rect; import android.graphics.drawable.BitmapDrawable; import android.os.Bundle; import android.os.Looper; import android.os.Parcelable; import android.util.AttributeSet; import android.util.Log; import android.util.TypedValue; import android.view.View; public class ChangeColorIconWithTextView extends View { private Bitmap mBitmap; private Canvas mCanvas; private Paint mPaint; /** * 选中的颜色 */ private int mColor = 0xFFFF0000; /** * 透明度 0.0-1.0 */ private float mAlpha = 0f; /** * 图标 */ private Bitmap mIconBitmap; /** * 限制绘制icon的范围 */ private Rect mIconRect; /** * icon底部文本 */ private String mText = "微信"; private int mTextSize = (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_SP, 12, getResources().getDisplayMetrics()); private Paint mTextPaint; private Rect mTextBound = new Rect(); public ChangeColorIconWithTextView(Context context) { super(context); } /** * 初始化自定义属性值 * * @param context * @param attrs */ public ChangeColorIconWithTextView(Context context, AttributeSet attrs) { super(context, attrs); // 获取设置的图标 TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.ChangeColorIconView); int n = a.getIndexCount(); for (int i = 0; i < n; i++) { int attr = a.getIndex(i); switch (attr) { case R.styleable.ChangeColorIconView_icon: BitmapDrawable drawable = (BitmapDrawable) a.getDrawable(attr); mIconBitmap = drawable.getBitmap(); break; case R.styleable.ChangeColorIconView_color: mColor = a.getColor(attr, 0x45C01A); break; case R.styleable.ChangeColorIconView_text: mText = a.getString(attr); break; case R.styleable.ChangeColorIconView_text_size: mTextSize = (int) a.getDimension(attr, TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_SP, 10, getResources().getDisplayMetrics())); break; } } a.recycle(); mTextPaint = new Paint(); mTextPaint.setTextSize(mTextSize); mTextPaint.setColor(0xff555555); // 得到text绘制范围 mTextPaint.getTextBounds(mText, 0, mText.length(), mTextBound); } @Override protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { super.onMeasure(widthMeasureSpec, heightMeasureSpec); // 得到绘制icon的宽 int bitmapWidth = Math.min(getMeasuredWidth() - getPaddingLeft() - getPaddingRight(), getMeasuredHeight() - getPaddingTop() - getPaddingBottom() - mTextBound.height()); int left = getMeasuredWidth() / 2 - bitmapWidth / 2; int top = (getMeasuredHeight() - mTextBound.height()) / 2 - bitmapWidth / 2; // 设置icon的绘制范围 mIconRect = new Rect(left, top, left + bitmapWidth, top + bitmapWidth); } @Override protected void onDraw(Canvas canvas) { int alpha = (int) Math.ceil((255 * mAlpha)); canvas.drawBitmap(mIconBitmap, null, mIconRect, null); setupTargetBitmap(alpha); drawSourceText(canvas, alpha); drawTargetText(canvas, alpha); canvas.drawBitmap(mBitmap, 0, 0, null); } private void setupTargetBitmap(int alpha) { mBitmap = Bitmap.createBitmap(getMeasuredWidth(), getMeasuredHeight(), Config.ARGB_8888); mCanvas = new Canvas(mBitmap); mPaint = new Paint(); mPaint.setColor(mColor); mPaint.setAntiAlias(true); mPaint.setDither(true); mPaint.setAlpha(alpha); mCanvas.drawRect(mIconRect, mPaint); mPaint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.DST_IN)); mPaint.setAlpha(255); mCanvas.drawBitmap(mIconBitmap, null, mIconRect, mPaint); } private void drawSourceText(Canvas canvas, int alpha) { mTextPaint.setTextSize(mTextSize); mTextPaint.setColor(0xff333333); mTextPaint.setAlpha(255 - alpha); canvas.drawText(mText, mIconRect.left + mIconRect.width() / 2 - mTextBound.width() / 2, mIconRect.bottom + mTextBound.height(), mTextPaint); } private void drawTargetText(Canvas canvas, int alpha) { mTextPaint.setColor(mColor); mTextPaint.setAlpha(alpha); canvas.drawText(mText, mIconRect.left + mIconRect.width() / 2 - mTextBound.width() / 2, mIconRect.bottom + mTextBound.height(), mTextPaint); } public void setIconAlpha(float alpha) { this.mAlpha = alpha; invalidateView(); } private void invalidateView() { if (Looper.getMainLooper() == Looper.myLooper()) { invalidate(); } else { postInvalidate(); } } public void setIconColor(int color) { mColor = color; } public void setIcon(int resId) { this.mIconBitmap = BitmapFactory.decodeResource(getResources(), resId); if (mIconRect != null) invalidateView(); } public void setIcon(Bitmap iconBitmap) { this.mIconBitmap = iconBitmap; if (mIconRect != null) invalidateView(); } private static final String INSTANCE_STATE = "instance_state"; private static final String STATE_ALPHA = "state_alpha"; @Override protected Parcelable onSaveInstanceState() { Bundle bundle = new Bundle(); bundle.putParcelable(INSTANCE_STATE, super.onSaveInstanceState()); bundle.putFloat(STATE_ALPHA, mAlpha); return bundle; } @Override protected void onRestoreInstanceState(Parcelable state) { if (state instanceof Bundle) { Bundle bundle = (Bundle) state; mAlpha = bundle.getFloat(STATE_ALPHA); super.onRestoreInstanceState(bundle.getParcelable(INSTANCE_STATE)); } else { super.onRestoreInstanceState(state); } } }
自定义属性:
<?xml version="1.0" encoding="utf-8"?> <resources> <attr name="icon" format="reference" /> <attr name="color" format="color" /> <attr name="text" format="string" /> <attr name="text_size" format="dimension" /> <declare-styleable name="ChangeColorIconView"> <attr name="icon" /> <attr name="color" /> <attr name="text" /> <attr name="text_size" /> </declare-styleable> </resources>
使用:
import java.lang.reflect.Field; import java.lang.reflect.Method; import java.util.ArrayList; import java.util.List; import android.annotation.SuppressLint; import android.os.Bundle; import android.support.v4.app.Fragment; import android.support.v4.app.FragmentActivity; import android.support.v4.app.FragmentPagerAdapter; import android.support.v4.view.ViewPager; import android.support.v4.view.ViewPager.OnPageChangeListener; import android.view.Menu; import android.view.View; import android.view.View.OnClickListener; import android.view.ViewConfiguration; import android.view.Window; @SuppressLint("NewApi") public class MainActivity extends FragmentActivity implements OnPageChangeListener, OnClickListener { private ViewPager mViewPager; private List<Fragment> mTabs = new ArrayList<Fragment>(); private FragmentPagerAdapter mAdapter; private String[] mTitles = new String[] { "First Fragment!", "Second Fragment!", "Third Fragment!", "Fourth Fragment!" }; private List<ChangeColorIconWithTextView> mTabIndicator = new ArrayList<ChangeColorIconWithTextView>(); @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); setOverflowShowingAlways(); getActionBar().setDisplayShowHomeEnabled(false); mViewPager = (ViewPager) findViewById(R.id.id_viewpager); initDatas(); mViewPager.setAdapter(mAdapter); mViewPager.setOnPageChangeListener(this); } private void initDatas() { for (String title : mTitles) { TabFragment tabFragment = new TabFragment(); Bundle args = new Bundle(); args.putString("title", title); tabFragment.setArguments(args); mTabs.add(tabFragment); } mAdapter = new FragmentPagerAdapter(getSupportFragmentManager()) { @Override public int getCount() { return mTabs.size(); } @Override public Fragment getItem(int arg0) { return mTabs.get(arg0); } }; initTabIndicator(); } @Override public boolean onCreateOptionsMenu(Menu menu) { getMenuInflater().inflate(R.menu.main, menu); return true; } private void initTabIndicator() { ChangeColorIconWithTextView one = (ChangeColorIconWithTextView) findViewById(R.id.id_indicator_one); ChangeColorIconWithTextView two = (ChangeColorIconWithTextView) findViewById(R.id.id_indicator_two); ChangeColorIconWithTextView three = (ChangeColorIconWithTextView) findViewById(R.id.id_indicator_three); ChangeColorIconWithTextView four = (ChangeColorIconWithTextView) findViewById(R.id.id_indicator_four); mTabIndicator.add(one); mTabIndicator.add(two); mTabIndicator.add(three); mTabIndicator.add(four); one.setOnClickListener(this); two.setOnClickListener(this); three.setOnClickListener(this); four.setOnClickListener(this); one.setIconAlpha(1.0f); } @Override public void onPageSelected(int arg0) { } @Override public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) { // Log.e("TAG", "position = " + position + " , positionOffset = " // + positionOffset); if (positionOffset > 0) { ChangeColorIconWithTextView left = mTabIndicator.get(position); ChangeColorIconWithTextView right = mTabIndicator.get(position + 1); left.setIconAlpha(1 - positionOffset); right.setIconAlpha(positionOffset); } } @Override public void onPageScrollStateChanged(int state) { } @Override public void onClick(View v) { resetOtherTabs(); switch (v.getId()) { case R.id.id_indicator_one: mTabIndicator.get(0).setIconAlpha(1.0f); mViewPager.setCurrentItem(0, false); break; case R.id.id_indicator_two: mTabIndicator.get(1).setIconAlpha(1.0f); mViewPager.setCurrentItem(1, false); break; case R.id.id_indicator_three: mTabIndicator.get(2).setIconAlpha(1.0f); mViewPager.setCurrentItem(2, false); break; case R.id.id_indicator_four: mTabIndicator.get(3).setIconAlpha(1.0f); mViewPager.setCurrentItem(3, false); break; } } /** * 重置其他的Tab */ private void resetOtherTabs() { for (int i = 0; i < mTabIndicator.size(); i++) { mTabIndicator.get(i).setIconAlpha(0); } } @Override public boolean onMenuOpened(int featureId, Menu menu) { if (featureId == Window.FEATURE_ACTION_BAR && menu != null) { if (menu.getClass().getSimpleName().equals("MenuBuilder")) { try { Method m = menu.getClass().getDeclaredMethod( "setOptionalIconsVisible", Boolean.TYPE); m.setAccessible(true); m.invoke(menu, true); } catch (Exception e) { } } } return super.onMenuOpened(featureId, menu); } private void setOverflowShowingAlways() { try { // true if a permanent menu key is present, false otherwise. ViewConfiguration config = ViewConfiguration.get(this); Field menuKeyField = ViewConfiguration.class .getDeclaredField("sHasPermanentMenuKey"); menuKeyField.setAccessible(true); menuKeyField.setBoolean(config, false); } catch (Exception e) { e.printStackTrace(); } } }
布局:
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:zhy="http://schemas.android.com/apk/res/com.zhy.weixin6.ui" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent" android:orientation="vertical" > <android.support.v4.view.ViewPager android:id="@+id/id_viewpager" android:layout_width="fill_parent" android:layout_height="0dp" android:layout_weight="1" > </android.support.v4.view.ViewPager> <LinearLayout android:layout_width="fill_parent" android:layout_height="60dp" android:background="@drawable/tabbg" android:orientation="horizontal" > <com.zhy.weixin6.ui.ChangeColorIconWithTextView android:id="@+id/id_indicator_one" android:layout_width="0dp" android:layout_height="fill_parent" android:layout_weight="1" android:padding="5dp" zhy:icon="@drawable/ic_menu_start_conversation" zhy:text="@string/tab_weixin" zhy:text_size="12sp" /> <com.zhy.weixin6.ui.ChangeColorIconWithTextView android:id="@+id/id_indicator_two" android:layout_width="0dp" android:layout_height="fill_parent" android:layout_weight="1" android:padding="5dp" zhy:icon="@drawable/ic_menu_friendslist" zhy:text="@string/tab_contact" zhy:text_size="12sp" /> <com.zhy.weixin6.ui.ChangeColorIconWithTextView android:id="@+id/id_indicator_three" android:layout_width="0dp" android:layout_height="fill_parent" android:layout_weight="1" android:padding="5dp" zhy:icon="@drawable/ic_menu_emoticons" zhy:text="@string/tab_find" zhy:text_size="12sp" /> <com.zhy.weixin6.ui.ChangeColorIconWithTextView android:id="@+id/id_indicator_four" android:layout_width="0dp" android:layout_height="fill_parent" android:layout_weight="1" android:padding="5dp" zhy:icon="@drawable/ic_menu_allfriends" zhy:text="@string/tab_me" zhy:text_size="12sp" /> </LinearLayout> </LinearLayout>
同样的效果:
http://www.open-open.com/lib/view/open1473666409185.html
一个优质的新闻客户端app
http://www.itlanbao.com/code/20151126/10000/100663.html
- Demo_zhy_15_weixin_6_0_ui4.rar (2.9 MB)
- 下载次数: 19
发表评论
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ViewPager引导页根据滑动渐变背景色
2017-03-31 09:38 28161、主要依赖: compile'com.android.su ... -
Android 新推出基于物理的动画库SpringAnimation,完全诠释什么叫做弹簧效果
2017-03-30 10:38 2572Android 最近推出一个新的基于物理学的动画支持库,命名为 ... -
一个比较强大的提供各种形状的ImageView
2016-12-26 09:54 2934github上比较老的项目了,但是还是比较好用的。 各种形状总 ... -
PhotoView点击放大图片效果
2016-12-21 10:13 6051使用的PhotoView是这个版本的,比较小巧,很好用,比gi ... -
把任意Drawable转换成基于progress填充的drawable
2015-11-11 16:29 2749把任意Drawable转换成基于progress填充的draw ... -
一个用来设置警示View 的呼吸式背景颜色的工具类BreathingViewHelper
2015-10-10 14:03 3037一个简单的小工具类,用来设置警示 View 的呼吸式背景颜色 ... -
单手操作图片控件 镜像、置顶、缩放、移动:StickerView
2015-10-08 11:21 3167单手操作图片控件 镜像、置顶、缩放、移动 impo ... -
图片浏览zoom效果
2015-10-08 11:05 1793不仅实现了Lollipop中打开新的activity 的zoo ... -
Android App状态栏变色:ColorfulStatusBar
2015-09-24 12:38 9910适用于版本大于等于19以上。 import android ... -
PathView实现炫酷SVG动画
2015-08-25 09:23 4403解析SVG,需要将一个androidsvg.jar包含进lib ... -
LinearLayout增加divider分割线
2015-08-13 14:58 11052在android3.0及后面的版本在LinearLayout里 ... -
Android换肤白天/夜间模式的框架
2015-07-29 15:36 2934Android换肤/夜间模式的Android框架,配合them ... -
使用ActivityOptions做Activity切换动画
2015-04-10 11:02 6576不知道大家有没有注意到startActivity(Intent ... -
一个不错的ArcMenu
2015-01-23 10:34 3906ArcMenu这种效果现在很多人都实现了 而且代码质量也 ... -
使用ScheduledExecutorService延时关闭一个全屏的对话框
2014-12-29 16:38 4371自定义style,设置全屏属性 <resources ... -
让View只显示下边框
2014-10-23 17:13 3965下面的代码是实现一个带边框的xml,很常见 <?xm ... -
让一张图片从模糊慢慢变清晰动画过程
2014-01-27 16:38 9251import java.io.IOExcepti ... -
ListView,GridView之LayoutAnimation特殊动画的实现
2013-05-24 11:23 34368LayoutAnimation干嘛用的?不知道的话网上搜一下。 ... -
食神摇摇中图片的晃动效果
2013-04-27 11:45 5453可以是这样子实现滴: btn_shake=(Image ... -
圆形菜单效果
2013-02-20 14:25 2656需要android3.0
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