├── up2.gif ├── down2.gif ├── downAndUp2.gif ├── library_number_view ├── ic_launcher-web.png ├── libs │ └── android-support-v4.jar ├── res │ ├── drawable-hdpi │ │ └── ic_launcher.png │ ├── drawable-mdpi │ │ └── ic_launcher.png │ ├── drawable-xhdpi │ │ └── ic_launcher.png │ ├── drawable-xxhdpi │ │ └── ic_launcher.png │ ├── values-sw600dp │ │ └── dimens.xml │ ├── values │ │ ├── dimens.xml │ │ ├── strings.xml │ │ └── styles.xml │ ├── drawable │ │ └── number_bg.xml │ ├── menu │ │ └── main.xml │ ├── values-sw720dp-land │ │ └── dimens.xml │ ├── values-v11 │ │ └── styles.xml │ ├── values-v14 │ │ └── styles.xml │ └── layout │ │ └── activity_main.xml ├── .settings │ └── org.eclipse.jdt.core.prefs ├── .classpath ├── project.properties ├── proguard-project.txt ├── .project ├── AndroidManifest.xml └── src │ └── com │ └── zhy │ ├── t_sample_number_view │ ├── HomeActivity.java │ ├── ModeUpActivity.java │ ├── ModeDownActivity.java │ └── ModeDownAndUpActivity.java │ └── view │ └── AutoScrollTextView.java ├── .gitignore ├── README.md └── LICENSE /up2.gif: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/hongyangAndroid/ScrollNumberView/HEAD/up2.gif -------------------------------------------------------------------------------- /down2.gif: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/hongyangAndroid/ScrollNumberView/HEAD/down2.gif -------------------------------------------------------------------------------- /downAndUp2.gif: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/hongyangAndroid/ScrollNumberView/HEAD/downAndUp2.gif -------------------------------------------------------------------------------- /library_number_view/ic_launcher-web.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/hongyangAndroid/ScrollNumberView/HEAD/library_number_view/ic_launcher-web.png -------------------------------------------------------------------------------- /library_number_view/libs/android-support-v4.jar: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/hongyangAndroid/ScrollNumberView/HEAD/library_number_view/libs/android-support-v4.jar -------------------------------------------------------------------------------- /library_number_view/res/drawable-hdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/hongyangAndroid/ScrollNumberView/HEAD/library_number_view/res/drawable-hdpi/ic_launcher.png -------------------------------------------------------------------------------- /library_number_view/res/drawable-mdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/hongyangAndroid/ScrollNumberView/HEAD/library_number_view/res/drawable-mdpi/ic_launcher.png -------------------------------------------------------------------------------- /library_number_view/res/drawable-xhdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/hongyangAndroid/ScrollNumberView/HEAD/library_number_view/res/drawable-xhdpi/ic_launcher.png -------------------------------------------------------------------------------- /library_number_view/res/drawable-xxhdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/hongyangAndroid/ScrollNumberView/HEAD/library_number_view/res/drawable-xxhdpi/ic_launcher.png -------------------------------------------------------------------------------- /library_number_view/.settings/org.eclipse.jdt.core.prefs: -------------------------------------------------------------------------------- 1 | eclipse.preferences.version=1 2 | org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.6 3 | org.eclipse.jdt.core.compiler.compliance=1.6 4 | org.eclipse.jdt.core.compiler.source=1.6 5 | -------------------------------------------------------------------------------- /library_number_view/res/values-sw600dp/dimens.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 7 | 8 | 9 | -------------------------------------------------------------------------------- /library_number_view/res/values/dimens.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 16dp 5 | 16dp 6 | 7 | 8 | -------------------------------------------------------------------------------- /library_number_view/res/values/strings.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | t_sample_number_view 5 | Settings 6 | Hello world! 7 | 8 | 9 | -------------------------------------------------------------------------------- /library_number_view/res/drawable/number_bg.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 7 | 8 | 9 | 10 | -------------------------------------------------------------------------------- /library_number_view/res/menu/main.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 8 | 9 | 10 | -------------------------------------------------------------------------------- /library_number_view/res/values-sw720dp-land/dimens.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 7 | 128dp 8 | 9 | 10 | -------------------------------------------------------------------------------- /.gitignore: -------------------------------------------------------------------------------- 1 | # Built application files 2 | *.apk 3 | *.ap_ 4 | 5 | # Files for the Dalvik VM 6 | *.dex 7 | 8 | # Java class files 9 | *.class 10 | 11 | # Generated files 12 | bin/ 13 | gen/ 14 | 15 | # Gradle files 16 | .gradle/ 17 | build/ 18 | 19 | # Local configuration file (sdk path, etc) 20 | local.properties 21 | 22 | # Proguard folder generated by Eclipse 23 | proguard/ 24 | 25 | # Log Files 26 | *.log 27 | -------------------------------------------------------------------------------- /library_number_view/res/values-v11/styles.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 7 | 10 | 11 | 12 | -------------------------------------------------------------------------------- /library_number_view/res/values-v14/styles.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 8 | 11 | 12 | 13 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # Android-ScrollNumber 2 | 支持数字的上下自动滚动切换 3 | 4 | # 效果图 5 | 支持3种模式 6 | 7 | ## DOWN 8 | ![IMAGE][1] 9 | 10 | ##UP 11 | ![IMAGE][2] 12 | 13 | ##DOWN_AND_UP 14 | ![IMAGE][4] 15 | 16 | 17 | # 关于我 18 | [我的博客地址][3] 19 | 20 | [1]: https://github.com/hongyangAndroid/ScrollNumber/blob/master/down2.gif 21 | [2]: https://github.com/hongyangAndroid/ScrollNumber/blob/master/up2.gif 22 | [3]: http://blog.csdn.net/lmj623565791 23 | [4]: https://github.com/hongyangAndroid/ScrollNumber/blob/master/downAndUp2.gif 24 | 25 | -------------------------------------------------------------------------------- /library_number_view/.classpath: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | -------------------------------------------------------------------------------- /library_number_view/project.properties: -------------------------------------------------------------------------------- 1 | # This file is automatically generated by Android Tools. 2 | # Do not modify this file -- YOUR CHANGES WILL BE ERASED! 3 | # 4 | # This file must be checked in Version Control Systems. 5 | # 6 | # To customize properties used by the Ant build system edit 7 | # "ant.properties", and override values to adapt the script to your 8 | # project structure. 9 | # 10 | # To enable ProGuard to shrink and obfuscate your code, uncomment this (available properties: sdk.dir, user.home): 11 | #proguard.config=${sdk.dir}/tools/proguard/proguard-android.txt:proguard-project.txt 12 | 13 | # Project target. 14 | target=android-19 15 | -------------------------------------------------------------------------------- /library_number_view/res/layout/activity_main.xml: -------------------------------------------------------------------------------- 1 | 5 | 6 | 15 | 16 | -------------------------------------------------------------------------------- /library_number_view/res/values/styles.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 7 | 14 | 15 | 16 | 19 | 20 | 21 | -------------------------------------------------------------------------------- /library_number_view/proguard-project.txt: -------------------------------------------------------------------------------- 1 | # To enable ProGuard in your project, edit project.properties 2 | # to define the proguard.config property as described in that file. 3 | # 4 | # Add project specific ProGuard rules here. 5 | # By default, the flags in this file are appended to flags specified 6 | # in ${sdk.dir}/tools/proguard/proguard-android.txt 7 | # You can edit the include path and order by changing the ProGuard 8 | # include property in project.properties. 9 | # 10 | # For more details, see 11 | # http://developer.android.com/guide/developing/tools/proguard.html 12 | 13 | # Add any project specific keep options here: 14 | 15 | # If your project uses WebView with JS, uncomment the following 16 | # and specify the fully qualified class name to the JavaScript interface 17 | # class: 18 | #-keepclassmembers class fqcn.of.javascript.interface.for.webview { 19 | # public *; 20 | #} 21 | -------------------------------------------------------------------------------- /library_number_view/.project: -------------------------------------------------------------------------------- 1 | 2 | 3 | libaray_number_view 4 | 5 | 6 | 7 | 8 | 9 | com.android.ide.eclipse.adt.ResourceManagerBuilder 10 | 11 | 12 | 13 | 14 | com.android.ide.eclipse.adt.PreCompilerBuilder 15 | 16 | 17 | 18 | 19 | org.eclipse.jdt.core.javabuilder 20 | 21 | 22 | 23 | 24 | com.android.ide.eclipse.adt.ApkBuilder 25 | 26 | 27 | 28 | 29 | 30 | com.android.ide.eclipse.adt.AndroidNature 31 | org.eclipse.jdt.core.javanature 32 | 33 | 34 | -------------------------------------------------------------------------------- /library_number_view/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 6 | 7 | 10 | 11 | 16 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | 32 | 33 | -------------------------------------------------------------------------------- /library_number_view/src/com/zhy/t_sample_number_view/HomeActivity.java: -------------------------------------------------------------------------------- 1 | package com.zhy.t_sample_number_view; 2 | 3 | import android.app.ListActivity; 4 | import android.content.Intent; 5 | import android.os.Bundle; 6 | import android.view.View; 7 | import android.widget.ArrayAdapter; 8 | import android.widget.ListView; 9 | 10 | public class HomeActivity extends ListActivity 11 | { 12 | 13 | private String[] list = { "MODE_DOWN", "MODE_UP", "MODE_DOWN_AND_UP" }; 14 | 15 | @Override 16 | protected void onCreate(Bundle savedInstanceState) 17 | { 18 | super.onCreate(savedInstanceState); 19 | setTitle("choose mode:"); 20 | 21 | getListView().setAdapter( 22 | new ArrayAdapter(this, 23 | android.R.layout.simple_list_item_1, list)); 24 | 25 | } 26 | 27 | @Override 28 | protected void onListItemClick(ListView l, View v, int position, long id) 29 | { 30 | Intent intent = null; 31 | switch (position) 32 | { 33 | case 0: 34 | intent = new Intent(this, ModeDownActivity.class); 35 | break; 36 | case 1: 37 | 38 | intent = new Intent(this, ModeUpActivity.class); 39 | break; 40 | case 2: 41 | intent = new Intent(this, ModeDownAndUpActivity.class); 42 | break; 43 | } 44 | 45 | if (intent != null) 46 | startActivity(intent); 47 | } 48 | 49 | } 50 | -------------------------------------------------------------------------------- /library_number_view/src/com/zhy/t_sample_number_view/ModeUpActivity.java: -------------------------------------------------------------------------------- 1 | package com.zhy.t_sample_number_view; 2 | 3 | import java.util.Random; 4 | 5 | import android.app.Activity; 6 | import android.os.Bundle; 7 | import android.view.Menu; 8 | import android.view.View; 9 | import android.view.View.OnClickListener; 10 | 11 | import com.zhy.view.AutoScrollTextView; 12 | import com.zhy.view.AutoScrollTextView.Mode; 13 | 14 | public class ModeUpActivity extends Activity 15 | { 16 | 17 | private AutoScrollTextView mAutoScrollViewNumberView ; 18 | 19 | @Override 20 | protected void onCreate(Bundle savedInstanceState) 21 | { 22 | super.onCreate(savedInstanceState); 23 | setContentView(R.layout.activity_main); 24 | setTitle("Mode: Up , 7->1"); 25 | mAutoScrollViewNumberView = (AutoScrollTextView) findViewById(R.id.id_scroll_text); 26 | mAutoScrollViewNumberView.setMode(Mode.UP); 27 | mAutoScrollViewNumberView.setNumber(7); 28 | mAutoScrollViewNumberView.setTargetNumber(7); 29 | 30 | mAutoScrollViewNumberView.setOnClickListener(new OnClickListener() 31 | { 32 | @Override 33 | public void onClick(View v) 34 | { 35 | Random random = new Random(); 36 | int start = random.nextInt(10); 37 | int end = random.nextInt(10); 38 | setTitle("Mode: Up , "+start+" -> " +end); 39 | mAutoScrollViewNumberView.setNumber(start); 40 | mAutoScrollViewNumberView.setTargetNumber(end); 41 | } 42 | }); 43 | } 44 | 45 | 46 | @Override 47 | public boolean onCreateOptionsMenu(Menu menu) 48 | { 49 | // Inflate the menu; this adds items to the action bar if it is present. 50 | getMenuInflater().inflate(R.menu.main, menu); 51 | return true; 52 | } 53 | 54 | } 55 | -------------------------------------------------------------------------------- /library_number_view/src/com/zhy/t_sample_number_view/ModeDownActivity.java: -------------------------------------------------------------------------------- 1 | package com.zhy.t_sample_number_view; 2 | 3 | import java.util.Random; 4 | 5 | import android.app.Activity; 6 | import android.os.Bundle; 7 | import android.view.Menu; 8 | import android.view.View; 9 | import android.view.View.OnClickListener; 10 | 11 | import com.zhy.view.AutoScrollTextView; 12 | import com.zhy.view.AutoScrollTextView.Mode; 13 | 14 | public class ModeDownActivity extends Activity 15 | { 16 | 17 | private AutoScrollTextView mAutoScrollViewNumberView ; 18 | 19 | @Override 20 | protected void onCreate(Bundle savedInstanceState) 21 | { 22 | super.onCreate(savedInstanceState); 23 | setContentView(R.layout.activity_main); 24 | setTitle("Mode:Down , 7->1"); 25 | mAutoScrollViewNumberView = (AutoScrollTextView) findViewById(R.id.id_scroll_text); 26 | mAutoScrollViewNumberView.setMode(Mode.DOWN); 27 | mAutoScrollViewNumberView.setNumber(7); 28 | mAutoScrollViewNumberView.setTargetNumber(7); 29 | 30 | mAutoScrollViewNumberView.setOnClickListener(new OnClickListener() 31 | { 32 | @Override 33 | public void onClick(View v) 34 | { 35 | Random random = new Random(); 36 | int start = random.nextInt(10); 37 | int end = random.nextInt(10); 38 | setTitle("Mode:Down , "+start+" -> " +end); 39 | mAutoScrollViewNumberView.setNumber(start); 40 | mAutoScrollViewNumberView.setTargetNumber(end); 41 | } 42 | }); 43 | } 44 | 45 | 46 | @Override 47 | public boolean onCreateOptionsMenu(Menu menu) 48 | { 49 | // Inflate the menu; this adds items to the action bar if it is present. 50 | getMenuInflater().inflate(R.menu.main, menu); 51 | return true; 52 | } 53 | 54 | } 55 | -------------------------------------------------------------------------------- /library_number_view/src/com/zhy/t_sample_number_view/ModeDownAndUpActivity.java: -------------------------------------------------------------------------------- 1 | package com.zhy.t_sample_number_view; 2 | 3 | import java.util.Random; 4 | 5 | import android.app.Activity; 6 | import android.os.Bundle; 7 | import android.view.Menu; 8 | import android.view.View; 9 | import android.view.View.OnClickListener; 10 | 11 | import com.zhy.view.AutoScrollTextView; 12 | import com.zhy.view.AutoScrollTextView.Mode; 13 | 14 | public class ModeDownAndUpActivity extends Activity 15 | { 16 | 17 | private AutoScrollTextView mAutoScrollViewNumberView ; 18 | 19 | @Override 20 | protected void onCreate(Bundle savedInstanceState) 21 | { 22 | super.onCreate(savedInstanceState); 23 | setContentView(R.layout.activity_main); 24 | setTitle("Mode : DOWM_AND_UP , 7->1"); 25 | mAutoScrollViewNumberView = (AutoScrollTextView) findViewById(R.id.id_scroll_text); 26 | mAutoScrollViewNumberView.setMode(Mode.DOWN_AND_UP); 27 | mAutoScrollViewNumberView.setNumber(7); 28 | mAutoScrollViewNumberView.setTargetNumber(7); 29 | 30 | mAutoScrollViewNumberView.setOnClickListener(new OnClickListener() 31 | { 32 | @Override 33 | public void onClick(View v) 34 | { 35 | Random random = new Random(); 36 | int start = random.nextInt(10); 37 | int end = random.nextInt(10); 38 | setTitle("Mode : DOWM_AND_UP , "+start+" -> " +end); 39 | mAutoScrollViewNumberView.setNumber(start); 40 | mAutoScrollViewNumberView.setTargetNumber(end); 41 | } 42 | }); 43 | } 44 | 45 | 46 | @Override 47 | public boolean onCreateOptionsMenu(Menu menu) 48 | { 49 | // Inflate the menu; this adds items to the action bar if it is present. 50 | getMenuInflater().inflate(R.menu.main, menu); 51 | return true; 52 | } 53 | 54 | } 55 | -------------------------------------------------------------------------------- /library_number_view/src/com/zhy/view/AutoScrollTextView.java: -------------------------------------------------------------------------------- 1 | package com.zhy.view; 2 | 3 | import android.content.Context; 4 | import android.graphics.Canvas; 5 | import android.graphics.Paint; 6 | import android.graphics.Paint.Align; 7 | import android.graphics.Rect; 8 | import android.util.AttributeSet; 9 | import android.util.Log; 10 | import android.util.TypedValue; 11 | import android.view.View; 12 | /** 13 | * 14 | * @author zhy 15 | * 16 | */ 17 | public class AutoScrollTextView extends View 18 | { 19 | 20 | private Paint mPaint; 21 | 22 | private int mPreNum; 23 | private int mCurNum; 24 | private int mNextNum; 25 | private int mTargetNum = 0; 26 | 27 | private int mTextCenterX; 28 | 29 | private float mFraction; 30 | 31 | private int mSpeed = 3; 32 | 33 | private int mTextHeight; 34 | private Rect mTextBounds = new Rect(); 35 | 36 | private int mTextSize = sp2px(130); 37 | private int mTextColor = 0xFFFA6703; 38 | 39 | public enum Mode 40 | { 41 | DOWN, UP, DOWN_AND_UP 42 | }; 43 | 44 | private Mode mMode = Mode.DOWN_AND_UP; 45 | 46 | public void setMode(Mode mode) 47 | { 48 | mMode = mode ; 49 | } 50 | 51 | public AutoScrollTextView(Context context, AttributeSet attrs) 52 | { 53 | super(context, attrs); 54 | mPaint = new Paint(); 55 | mPaint.setTextAlign(Align.CENTER); 56 | 57 | // TODO get attrs 58 | 59 | mPaint.setTextSize(mTextSize); 60 | mPaint.setColor(mTextColor); 61 | 62 | measureTextHeight(); 63 | 64 | } 65 | 66 | private void measureTextHeight() 67 | { 68 | mPaint.getTextBounds(mCurNum + "", 0, 1, mTextBounds); 69 | mTextHeight = mTextBounds.height(); 70 | } 71 | 72 | @Override 73 | protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) 74 | { 75 | int width = measureWidth(widthMeasureSpec); 76 | int height = measureHeight(heightMeasureSpec); 77 | setMeasuredDimension(width, height); 78 | 79 | mTextCenterX = (getMeasuredWidth() - getPaddingLeft() - getPaddingRight()) / 2; 80 | } 81 | 82 | private int measureHeight(int measureSpec) 83 | { 84 | int mode = MeasureSpec.getMode(measureSpec); 85 | int val = MeasureSpec.getSize(measureSpec); 86 | int result = 0; 87 | switch (mode) 88 | { 89 | case MeasureSpec.EXACTLY: 90 | result = val; 91 | break; 92 | case MeasureSpec.AT_MOST: 93 | case MeasureSpec.UNSPECIFIED: 94 | mPaint.getTextBounds("0", 0, 1, mTextBounds); 95 | result = mTextBounds.height(); 96 | break; 97 | } 98 | result = mode == MeasureSpec.AT_MOST ? Math.min(result, val) : result; 99 | return result + getPaddingTop() + getPaddingBottom(); 100 | } 101 | 102 | private int measureWidth(int measureSpec) 103 | { 104 | int mode = MeasureSpec.getMode(measureSpec); 105 | int val = MeasureSpec.getSize(measureSpec); 106 | int result = 0; 107 | switch (mode) 108 | { 109 | case MeasureSpec.EXACTLY: 110 | result = val; 111 | break; 112 | case MeasureSpec.AT_MOST: 113 | case MeasureSpec.UNSPECIFIED: 114 | mPaint.getTextBounds("0", 0, 1, mTextBounds); 115 | result = mTextBounds.width(); 116 | break; 117 | } 118 | result = mode == MeasureSpec.AT_MOST ? Math.min(result, val) : result; 119 | return result + getPaddingLeft() + getPaddingRight(); 120 | } 121 | 122 | 123 | @Override 124 | protected void onDraw(Canvas canvas) 125 | { 126 | mPaint.setColor(mTextColor); 127 | 128 | switch (mMode) 129 | { 130 | case DOWN: 131 | if (mCurNum != mTargetNum ) 132 | { 133 | postDelayed(mDownRunnable, mSpeed); 134 | if (mFraction >= 1) 135 | { 136 | mFraction = 0; 137 | initNum(mCurNum + 1); 138 | } 139 | } 140 | break; 141 | case UP: 142 | if (mCurNum != mTargetNum ) 143 | { 144 | postDelayed(mUpRunnable, mSpeed); 145 | if (mFraction <= -1) 146 | { 147 | mFraction = 0; 148 | initNum(mCurNum + 1); 149 | } 150 | } 151 | break; 152 | 153 | default: 154 | if (mCurNum > mTargetNum ) 155 | { 156 | postDelayed(mDownRunnable, mSpeed); 157 | 158 | if (mFraction >= 1) 159 | { 160 | mFraction = 0; 161 | initNum(mCurNum - 1); 162 | } 163 | } else if (mCurNum < mTargetNum) 164 | { 165 | postDelayed(mUpRunnable, mSpeed); 166 | 167 | if (mFraction <= -1) 168 | { 169 | mFraction = 0; 170 | initNum(mCurNum + 1); 171 | } 172 | } 173 | break; 174 | } 175 | 176 | canvas.translate(0, mFraction * getMeasuredHeight()); 177 | drawPre(canvas); 178 | drawSelf(canvas); 179 | drawNext(canvas); 180 | canvas.restore(); 181 | } 182 | 183 | public void setNumber(int number) 184 | { 185 | if (number < 0 || number > 9) 186 | throw new RuntimeException("invalidate number , should in [0,9]"); 187 | initNum(number); 188 | mFraction = 0 ; 189 | invalidate(); 190 | } 191 | 192 | public void setTextSize(int mTextSize) 193 | { 194 | this.mTextSize = dp2px(mTextSize); 195 | requestLayout(); 196 | invalidate(); 197 | } 198 | 199 | public void setTextColor(int mTextColor) 200 | { 201 | this.mTextColor = mTextColor; 202 | invalidate(); 203 | } 204 | 205 | private void initNum(int number) 206 | { 207 | number = number == -1 ? 9 : number; 208 | number = number == 10 ? 0 : number; 209 | mCurNum = number; 210 | 211 | Log.e("TAG", mCurNum + " , " + mFraction); 212 | 213 | switch (mMode) 214 | { 215 | case DOWN: 216 | mPreNum = number + 1 == 10 ? 0 : number + 1; 217 | break; 218 | case UP: 219 | mNextNum = number + 1 == 10 ? 0 : number + 1; 220 | break; 221 | default: 222 | mNextNum = number + 1 == 10 ? 0 : number + 1; 223 | mPreNum = number - 1 == -1 ? 9 : number - 1; 224 | break; 225 | } 226 | 227 | } 228 | 229 | private Runnable mUpRunnable = new Runnable() 230 | { 231 | @Override 232 | public void run() 233 | { 234 | mFraction -= 0.02f; 235 | invalidate(); 236 | } 237 | }; 238 | 239 | private Runnable mDownRunnable = new Runnable() 240 | { 241 | @Override 242 | public void run() 243 | { 244 | mFraction += 0.02f; 245 | invalidate(); 246 | } 247 | }; 248 | 249 | private void drawNext(Canvas canvas) 250 | { 251 | int y = getMeasuredHeight() * 3 / 2; 252 | canvas.drawText(mNextNum + "", mTextCenterX, y + mTextHeight / 2, 253 | mPaint); 254 | } 255 | 256 | private void drawSelf(Canvas canvas) 257 | { 258 | int y = getMeasuredHeight() / 2; 259 | canvas.drawText(mCurNum + "", mTextCenterX, y + mTextHeight / 2, mPaint); 260 | } 261 | 262 | private void drawPre(Canvas canvas) 263 | { 264 | int y = (getMeasuredHeight() / 2 - mTextHeight / 2) * -1; 265 | canvas.drawText(mPreNum + "", mTextCenterX, y, mPaint); 266 | } 267 | 268 | public void setTargetNumber(int nextNum) 269 | { 270 | this.mTargetNum = nextNum; 271 | invalidate(); 272 | } 273 | 274 | private int dp2px(float dpVal) 275 | { 276 | return (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 277 | dpVal, getResources().getDisplayMetrics()); 278 | } 279 | 280 | private int sp2px(float dpVal) 281 | { 282 | return (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_SP, 283 | dpVal, getResources().getDisplayMetrics()); 284 | } 285 | 286 | } 287 | -------------------------------------------------------------------------------- /LICENSE: -------------------------------------------------------------------------------- 1 | Apache License 2 | Version 2.0, January 2004 3 | http://www.apache.org/licenses/ 4 | 5 | TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION 6 | 7 | 1. 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