├── .gitignore ├── ExtractWordView-demo.apk ├── LICENSE ├── README.md ├── build.gradle ├── lookme.gif ├── proguard-rules.pro └── src └── main ├── AndroidManifest.xml ├── java └── com │ └── jcodeing │ └── extractwordview │ ├── MainActivity.java │ └── widget │ ├── EWListView.java │ └── EWListViewChildET.java └── res ├── layout ├── activity_main.xml └── ewlv_item.xml ├── menu └── menu_main.xml ├── mipmap-xxhdpi └── ic_launcher.png └── values ├── strings.xml └── styles.xml /.gitignore: -------------------------------------------------------------------------------- 1 | # Built application files 2 | # *.apk #Demo 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 | /*/build/ 19 | 20 | # Local configuration file (sdk path, etc) 21 | local.properties 22 | 23 | # Proguard folder generated by Eclipse 24 | proguard/ 25 | 26 | # Log Files 27 | *.log 28 | 29 | *.iml -------------------------------------------------------------------------------- /ExtractWordView-demo.apk: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/jcodeing/ExtractWordView/877b544c298d29a1c73b7b840a44438b9ce70973/ExtractWordView-demo.apk -------------------------------------------------------------------------------- /LICENSE: -------------------------------------------------------------------------------- 1 | The MIT License (MIT) 2 | 3 | Copyright (c) 2015 Jcodeing 4 | 5 | Permission is hereby granted, free of charge, to any person obtaining a copy 6 | of this software and associated documentation files (the "Software"), to deal 7 | in the Software without restriction, including without limitation the rights 8 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 9 | copies of the Software, and to permit persons to whom the Software is 10 | furnished to do so, subject to the following conditions: 11 | 12 | The above copyright notice and this permission notice shall be included in all 13 | copies or substantial portions of the Software. 14 | 15 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 18 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 20 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 21 | SOFTWARE. 22 | 23 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # ExtractWordView # 2 | Extract Word Demo For Android 3 | 4 | ![](https://raw.githubusercontent.com/jcodeing/ExtractWordView/master/lookme.gif) 5 | 6 | Introduction 7 | ============ 8 | 这是一个，可以提取 英文单词 的 ListView Demo 9 | 长按文章时，启动题词功能，含有 ”放大镜“ 功能，打开了手指触摸下的视角。 10 | 长按，后可随意滑动，滑到那里，取到那里。松开后，便可获取，以选择的单词。 11 | Features 12 | ======== 13 | 在android原生控件ListView上实现滑动取词。 14 | 可以随意滑动取词，跨item进行取词。取词代码在ListView的onTouchEvent中处理。 15 | Usage 16 | ===== 17 | 只需将widget下的 18 | EWListView.java 19 | EWListViewChildET.java 20 | 两个文件copy到你的工程中， 21 | ListView用EWListView，或者，直接复制里面的逻辑到你自定义的ListView中即可 22 | Item用EWListViewChildET，或者copy，逻辑到你的item中。 23 | License 24 | ======= 25 | The MIT License (MIT) 26 | 27 | Copyright (c) 2015 Jcodeing 28 | 29 | Permission is hereby granted, free of charge, to any person obtaining a copy 30 | of this software and associated documentation files (the "Software"), to deal 31 | in the Software without restriction, including without limitation the rights 32 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 33 | copies of the Software, and to permit persons to whom the Software is 34 | furnished to do so, subject to the following conditions: 35 | 36 | The above copyright notice and this permission notice shall be included in all 37 | copies or substantial portions of the Software. 38 | 39 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 40 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 41 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 42 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 43 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 44 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 45 | SOFTWARE. -------------------------------------------------------------------------------- /build.gradle: -------------------------------------------------------------------------------- 1 | apply plugin: 'com.android.application' 2 | 3 | android { 4 | compileSdkVersion 21 5 | buildToolsVersion "21.1.2" 6 | 7 | defaultConfig { 8 | applicationId "com.jcodeing.extractwordview" 9 | minSdkVersion 9 10 | targetSdkVersion 21 11 | versionCode 1 12 | versionName "1.0" 13 | } 14 | buildTypes { 15 | release { 16 | minifyEnabled false 17 | proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro' 18 | } 19 | } 20 | } 21 | 22 | dependencies { 23 | compile fileTree(dir: 'libs', include: ['*.jar']) 24 | compile 'com.android.support:appcompat-v7:21.0.3' 25 | } 26 | -------------------------------------------------------------------------------- /lookme.gif: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/jcodeing/ExtractWordView/877b544c298d29a1c73b7b840a44438b9ce70973/lookme.gif -------------------------------------------------------------------------------- /proguard-rules.pro: -------------------------------------------------------------------------------- 1 | # Add project specific ProGuard rules here. 2 | # By default, the flags in this file are appended to flags specified 3 | # in /Applications/Office/adt-bundle-mac-x86_64-20140702/sdk/tools/proguard/proguard-android.txt 4 | # You can edit the include path and order by changing the proguardFiles 5 | # directive in build.gradle. 6 | # 7 | # For more details, see 8 | # http://developer.android.com/guide/developing/tools/proguard.html 9 | 10 | # Add any project specific keep options here: 11 | 12 | # If your project uses WebView with JS, uncomment the following 13 | # and specify the fully qualified class name to the JavaScript interface 14 | # class: 15 | #-keepclassmembers class fqcn.of.javascript.interface.for.webview { 16 | # public *; 17 | #} 18 | -------------------------------------------------------------------------------- /src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 5 | 10 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | -------------------------------------------------------------------------------- /src/main/java/com/jcodeing/extractwordview/MainActivity.java: -------------------------------------------------------------------------------- 1 | package com.jcodeing.extractwordview; 2 | 3 | import android.content.res.Resources; 4 | import android.os.Bundle; 5 | import android.support.v7.app.ActionBarActivity; 6 | import android.view.LayoutInflater; 7 | import android.view.Menu; 8 | import android.view.MenuItem; 9 | import android.view.View; 10 | import android.view.ViewGroup; 11 | import android.widget.BaseAdapter; 12 | 13 | import com.jcodeing.extractwordview.widget.EWListView; 14 | import com.jcodeing.extractwordview.widget.EWListViewChildET; 15 | 16 | 17 | public class MainActivity extends ActionBarActivity { 18 | private EWListView ewlv; 19 | private String[] poetry; 20 | 21 | @Override 22 | protected void onCreate(Bundle savedInstanceState) { 23 | super.onCreate(savedInstanceState); 24 | setContentView(R.layout.activity_main); 25 | //init data 26 | Resources res = getResources(); 27 | poetry = res.getStringArray(R.array.poetry); 28 | //init view 29 | ewlv = (EWListView) findViewById(R.id.ewlv); 30 | // 31 | ewlv.activity=this; 32 | ewlv.setAdapter(new EwlvAdapter()); 33 | } 34 | 35 | class EwlvAdapter extends BaseAdapter { 36 | 37 | @Override 38 | public int getCount() { 39 | return poetry.length; 40 | } 41 | 42 | @Override 43 | public Object getItem(int position) { 44 | return null; 45 | } 46 | 47 | @Override 48 | public long getItemId(int position) { 49 | return 0; 50 | } 51 | 52 | @Override 53 | public View getView(int position, View convertView, ViewGroup parent) { 54 | String verse = poetry[position]; 55 | ViewHolder holder; 56 | if (convertView == null) { 57 | convertView = LayoutInflater.from(MainActivity.this).inflate(R.layout.ewlv_item, null); 58 | holder = new ViewHolder(); 59 | holder.ewe_text = (EWListViewChildET) 60 | convertView; 61 | convertView.setTag(holder); 62 | } else { 63 | holder = (ViewHolder) convertView.getTag(); 64 | } 65 | holder.ewe_text.setText(verse); 66 | return convertView; 67 | } 68 | } 69 | 70 | class ViewHolder { 71 | EWListViewChildET ewe_text; 72 | } 73 | 74 | 75 | @Override 76 | public boolean onCreateOptionsMenu(Menu menu) { 77 | // Inflate the menu; this adds items to the action bar if it is present. 78 | getMenuInflater().inflate(R.menu.menu_main, menu); 79 | return true; 80 | } 81 | 82 | @Override 83 | public boolean onOptionsItemSelected(MenuItem item) { 84 | // Handle action bar item clicks here. The action bar will 85 | // automatically handle clicks on the Home/Up button, so long 86 | // as you specify a parent activity in AndroidManifest.xml. 87 | int id = item.getItemId(); 88 | 89 | //noinspection SimplifiableIfStatement 90 | if (id == R.id.action_settings) { 91 | return true; 92 | } 93 | 94 | return super.onOptionsItemSelected(item); 95 | } 96 | } 97 | -------------------------------------------------------------------------------- /src/main/java/com/jcodeing/extractwordview/widget/EWListView.java: -------------------------------------------------------------------------------- 1 | package com.jcodeing.extractwordview.widget; 2 | 3 | import android.app.Activity; 4 | import android.content.Context; 5 | import android.graphics.Bitmap; 6 | import android.graphics.Canvas; 7 | import android.graphics.Color; 8 | import android.graphics.Paint; 9 | import android.graphics.Path; 10 | import android.graphics.Point; 11 | import android.graphics.Rect; 12 | import android.graphics.drawable.BitmapDrawable; 13 | import android.os.Bundle; 14 | import android.os.Handler; 15 | import android.os.Message; 16 | import android.text.Editable; 17 | import android.text.Layout; 18 | import android.text.Selection; 19 | import android.text.TextUtils; 20 | import android.util.AttributeSet; 21 | import android.util.Log; 22 | import android.view.Gravity; 23 | import android.view.MotionEvent; 24 | import android.view.View; 25 | import android.widget.ListView; 26 | import android.widget.PopupWindow; 27 | import android.widget.Toast; 28 | 29 | import com.jcodeing.extractwordview.R; 30 | 31 | import java.util.regex.Matcher; 32 | import java.util.regex.Pattern; 33 | 34 | /** 35 | * The MIT License (MIT) 36 | *

37 | * Copyright (c) 2015 Jcodeing 38 | *

39 | * Permission is hereby granted, free of charge, to any person obtaining a copy 40 | * of this software and associated documentation files (the "Software"), to deal 41 | * in the Software without restriction, including without limitation the rights 42 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 43 | * copies of the Software, and to permit persons to whom the Software is 44 | * furnished to do so, subject to the following conditions: 45 | *

46 | * The above copyright notice and this permission notice shall be included in all 47 | * copies or substantial portions of the Software. 48 | *

49 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 50 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 51 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 52 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 53 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 54 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 55 | * SOFTWARE. 56 | */ 57 | public class EWListView extends ListView { 58 | public Activity activity; 59 | public boolean isSupportExtractWord = true; 60 | private boolean isLongPressState; 61 | Context context; 62 | 63 | // ---------三个构造----------------------------------------------$构造 64 | // 当设置,指定样式时调用 65 | public EWListView(Context context, AttributeSet attrs, int defStyle) { 66 | super(context, attrs, defStyle); 67 | initialize(context); 68 | } 69 | 70 | // 布局文件初始化的时候,调用-------该构造方法,重用------------★ 71 | // 布局文件里面定义的属性都放在 AttributeSet attrs 72 | public EWListView(Context context, AttributeSet attrs) { 73 | super(context, attrs); 74 | initialize(context); 75 | } 76 | 77 | // 该方法,一般,在代码中 new 该类的时候_使用 78 | public EWListView(Context context) { 79 | super(context); 80 | initialize(context); 81 | } 82 | 83 | // --------------------------------------------------------------$初始 84 | private void initialize(Context context) { 85 | this.context = context; 86 | initMagnifier(); 87 | } 88 | 89 | 90 | private final int LONGPRESS = 1; 91 | private Handler mPressHandler = new Handler() { 92 | public void handleMessage(Message msg) { 93 | switch (msg.what) { 94 | //长按->初次启动--->显示放大镜&提词 95 | case LONGPRESS: 96 | isLongPressState = true; 97 | Bundle data = msg.getData(); 98 | int X = data.getInt("X"); 99 | int RawX = data.getInt("RawX"); 100 | int Y = data.getInt("Y"); 101 | int RawY = data.getInt("RawY"); 102 | if (!isMoved) { 103 | et = findMotionView(X, Y); 104 | word = getSelectWord(et.getEditableText(), extractWordCurOff(et.getLayout(), et.x, et.y)); 105 | } 106 | resBitmap = getBitmap(activity, RawX - WIDTH / 2, RawY - HEIGHT / 2, WIDTH, HEIGHT); 107 | //放大镜-初次显示 108 | calculate(RawX, RawY, MotionEvent.ACTION_DOWN); 109 | break; 110 | } 111 | } 112 | 113 | }; 114 | 115 | 116 | private int mLastMotionX, 117 | mLastMotionY; 118 | // 是否移动了 119 | private boolean isMoved; 120 | // 移动的阈值 121 | private static final int TOUCH_SLOP = 20; 122 | 123 | private EWListViewChildET et; 124 | private String word; 125 | 126 | @Override 127 | public boolean onTouchEvent(MotionEvent event) { 128 | if (!isSupportExtractWord) 129 | return super.onTouchEvent(event); 130 | int x = (int) event.getX(); 131 | int y = (int) event.getY(); 132 | switch (event.getAction()) { 133 | case MotionEvent.ACTION_DOWN: 134 | mLastMotionX = x; 135 | mLastMotionY = y; 136 | isMoved = false; 137 | 138 | Message message = mPressHandler != null ? mPressHandler.obtainMessage() 139 | : new Message(); 140 | //传对象,过去后,getRawY,不是相对的Y轴. 141 | // message.obj = event; 142 | Bundle bundle = new Bundle(); 143 | bundle.putInt("X", (int) event.getX()); 144 | bundle.putInt("RawX", (int) event.getRawX()); 145 | bundle.putInt("Y", (int) event.getY()); 146 | bundle.putInt("RawY", (int) event.getRawY()); 147 | message.setData(bundle); 148 | message.what = LONGPRESS; 149 | mPressHandler.sendMessageDelayed(message, 500); 150 | break; 151 | case MotionEvent.ACTION_MOVE: 152 | if (isLongPressState) 153 | if (Math.abs(mLastMotionX - x) > TOUCH_SLOP 154 | || Math.abs(mLastMotionY - y) > TOUCH_SLOP) { 155 | //提词 156 | et = findMotionView(x, y); 157 | Log.e("J", et.x + "-ET--move--ET-" + et.y + "cont:" + et.getEditableText().toString().charAt(0)); 158 | word = getSelectWord(et.getEditableText(), extractWordCurOff(et.getLayout(), et.x, et.y)); 159 | //放大镜 160 | resBitmap = getBitmap(activity, (int) event.getRawX() - WIDTH / 2, (int) event.getRawY() - HEIGHT / 2, WIDTH, HEIGHT); 161 | calculate((int) event.getRawX(), (int) event.getRawY(), MotionEvent.ACTION_MOVE); 162 | return true; 163 | } 164 | if (isMoved && !isLongPressState) 165 | break; 166 | //如果移动超过阈值 167 | if (Math.abs(mLastMotionX - x) > TOUCH_SLOP 168 | || Math.abs(mLastMotionY - y) > TOUCH_SLOP) 169 | //并且非长按状态下 170 | if (!isLongPressState) { 171 | // 则表示移动了 172 | isMoved = true; 173 | cleanLongPress();// 如果超出规定的移动范围--取消[长按事件] 174 | 175 | } 176 | break; 177 | case MotionEvent.ACTION_UP: 178 | if (isLongPressState) { 179 | //dis掉放大镜 180 | removeCallbacks(showZoom); 181 | //drawLayout(); 182 | popup.dismiss(); 183 | 184 | //TODO --单词pop 185 | cleanLongPress(); 186 | 187 | if (!TextUtils.isEmpty(word) && et != null) 188 | onLongPressWord(word, et); 189 | break; 190 | } 191 | cleanLongPress();// 只要一抬起就释放[长按事件] 192 | break; 193 | case MotionEvent.ACTION_CANCEL: 194 | // 事件一取消也释放[长按事件],解决在ListView中滑动的时候长按事件的激活 195 | cleanLongPress(); 196 | break; 197 | } 198 | return super.onTouchEvent(event); 199 | } 200 | 201 | 202 | private void cleanLongPress() { 203 | isLongPressState = false; 204 | mPressHandler.removeMessages(LONGPRESS); 205 | } 206 | 207 | private boolean calculate(int x, int y, int action) { 208 | dstPoint.set(x - WIDTH / 2, y - 3 * HEIGHT); 209 | if (y < 0) { 210 | // hide popup if out of bounds 211 | popup.dismiss(); 212 | return true; 213 | } 214 | if (action == MotionEvent.ACTION_DOWN) { 215 | removeCallbacks(showZoom); 216 | postDelayed(showZoom, DELAY_TIME); 217 | } else if (!popup.isShowing()) { 218 | showZoom.run(); 219 | } 220 | popup.update(getLeft() + dstPoint.x, getTop() + dstPoint.y, -1, -1); 221 | magnifier.invalidate(); 222 | return true; 223 | } 224 | // --------------------------------------------------------------$方法 225 | 226 | // 单词提取 227 | 228 | /** 229 | * @param layout 230 | * @param x 相对自己ev.getX() 231 | * @param y 232 | * @return 233 | */ 234 | public int extractWordCurOff(Layout layout, int x, int y) { 235 | int line; 236 | line = layout 237 | .getLineForVertical(getScrollY() + y - 10); 238 | int curOff = layout.getOffsetForHorizontal(line, x); 239 | return curOff; 240 | } 241 | 242 | public String getSelectWord(Editable content, int curOff) { 243 | String word = ""; 244 | int start = getWordLeftIndex(content, curOff); 245 | int end = getWordRightIndex(content, curOff); 246 | if (start >= 0 && end >= 0) { 247 | word = content.subSequence(start, end).toString(); 248 | if (!"".equals(word)) { 249 | // setFocusable(false); 250 | et.setFocusableInTouchMode(true); 251 | et.requestFocus(); 252 | Selection.setSelection(content, start, end);// 设置当前具有焦点的文本字段的选择范围,当前文本必须具有焦点，否则此方法无效 253 | } 254 | } 255 | return word; 256 | } 257 | 258 | public int getWordLeftIndex(Editable content, int cur) { 259 | // --left 260 | String editableText = content.toString();// getText().toString(); 261 | if (cur >= editableText.length()) 262 | return cur; 263 | 264 | int temp = 0; 265 | if (cur >= 20) 266 | temp = cur - 20; 267 | Pattern pattern = Pattern.compile("[^'A-Za-z]"); 268 | Matcher m = pattern.matcher(editableText.charAt(cur) + ""); 269 | if (m.find()) 270 | return cur; 271 | 272 | String text = editableText.subSequence(temp, cur).toString(); 273 | int i = text.length() - 1; 274 | for (; i >= 0; i--) { 275 | Matcher mm = pattern.matcher(text.charAt(i) + ""); 276 | if (mm.find()) 277 | break; 278 | } 279 | int start = i + 1; 280 | start = cur - (text.length() - start); 281 | return start; 282 | } 283 | 284 | public int getWordRightIndex(Editable content, int cur) { 285 | // --right 286 | String editableText = content.toString(); 287 | if (cur >= editableText.length()) 288 | return cur; 289 | 290 | int templ = editableText.length(); 291 | if (cur <= templ - 20) 292 | templ = cur + 20; 293 | Pattern pattern = Pattern.compile("[^'A-Za-z]"); 294 | Matcher m = pattern.matcher(editableText.charAt(cur) + ""); 295 | if (m.find()) 296 | return cur; 297 | 298 | String text1 = editableText.subSequence(cur, templ).toString(); 299 | int i = 0; 300 | for (; i < text1.length(); i++) { 301 | Matcher mm = pattern.matcher(text1.charAt(i) + ""); 302 | if (mm.find()) 303 | break; 304 | } 305 | int end = i; 306 | end = cur + end; 307 | return end; 308 | } 309 | 310 | 311 | /** 312 | * Find the View closest to y. 313 | * 314 | * @param x 315 | * @param y 316 | * @return 317 | */ 318 | EWListViewChildET findMotionView(int x, int y) { 319 | //是否从顶部开始find提高效率 320 | boolean isTopStart = y < getHeight() / 2; 321 | int childCount = getChildCount(); 322 | if (childCount > 0) { 323 | if (isTopStart) { 324 | for (int i = 0; i < childCount; i++) { 325 | if (!(getChildAt(i) instanceof EWListViewChildET)) 326 | return null; 327 | EWListViewChildET v = (EWListViewChildET) getChildAt(i); 328 | if (y <= v.getBottom()) { 329 | //特殊处理--更新EditText--相对自己的x,y 330 | v.y = y - v.getTop(); 331 | v.x = x; 332 | Log.e("J", "ET-->y::" + y + "--updata->" + v.y); 333 | return v; 334 | } 335 | } 336 | } else { 337 | for (int i = childCount - 1; i >= 0; i--) { 338 | if (!(getChildAt(i) instanceof EWListViewChildET)) 339 | return null; 340 | EWListViewChildET v = (EWListViewChildET) getChildAt(i); 341 | if (y >= v.getTop()) { 342 | v.y = y - v.getTop(); 343 | v.x = x; 344 | Log.e("J", "ET-->y::" + y + "--updata->" + v.y); 345 | return v; 346 | } 347 | } 348 | } 349 | } 350 | return null; 351 | } 352 | 353 | // ----------------------------------------------------$放大镜 354 | private PopupWindow popup; 355 | private static final int WIDTH = 400; 356 | private static final int HEIGHT = 100; 357 | private static final long DELAY_TIME = 250; 358 | private Magnifier magnifier; 359 | 360 | private void initMagnifier() { 361 | BitmapDrawable resDrawable = (BitmapDrawable) context.getResources().getDrawable(R.mipmap.ic_launcher); 362 | resBitmap = resDrawable.getBitmap(); 363 | 364 | magnifier = new Magnifier(context); 365 | 366 | //pop在宽高的基础上多加出边框的宽高 367 | popup = new PopupWindow(magnifier, WIDTH + 2, HEIGHT + 10); 368 | popup.setAnimationStyle(android.R.style.Animation_Toast); 369 | 370 | dstPoint = new Point(0, 0); 371 | } 372 | 373 | Runnable showZoom = new Runnable() { 374 | public void run() { 375 | popup.showAtLocation(EWListView.this, 376 | Gravity.NO_GRAVITY, 377 | getLeft() + dstPoint.x, 378 | getTop() + dstPoint.y); 379 | } 380 | }; 381 | 382 | 383 | private Bitmap resBitmap; 384 | private Point dstPoint; 385 | 386 | class Magnifier extends View { 387 | private Paint mPaint; 388 | 389 | public Magnifier(Context context) { 390 | super(context); 391 | mPaint = new Paint(); 392 | mPaint.setAntiAlias(true); 393 | mPaint.setColor(0xff008000); 394 | mPaint.setStyle(Paint.Style.STROKE); 395 | } 396 | 397 | @Override 398 | protected void onDraw(Canvas canvas) { 399 | canvas.save(); 400 | // draw popup 401 | mPaint.setAlpha(255); 402 | canvas.drawBitmap(resBitmap, 0, 0, mPaint); 403 | canvas.restore(); 404 | 405 | //draw popup frame 406 | mPaint.reset();//重置 407 | mPaint.setColor(Color.LTGRAY); 408 | mPaint.setStyle(Paint.Style.STROKE);//设置空心 409 | mPaint.setStrokeWidth(2); 410 | Path path1 = new Path(); 411 | path1.moveTo(0, 0); 412 | path1.lineTo(WIDTH, 0); 413 | path1.lineTo(WIDTH, HEIGHT); 414 | path1.lineTo(WIDTH / 2 + 15, HEIGHT); 415 | path1.lineTo(WIDTH / 2, HEIGHT + 10); 416 | path1.lineTo(WIDTH / 2 - 15, HEIGHT); 417 | path1.lineTo(0, HEIGHT); 418 | path1.close();//封闭 419 | canvas.drawPath(path1, mPaint); 420 | } 421 | } 422 | 423 | 424 | private Bitmap bitmap;//生成的位图 425 | //截图 426 | 427 | /** 428 | * @param activity 429 | * @param x 截图起始的横坐标 430 | * @param y 截图起始的纵坐标 431 | * @param width 432 | * @param height 433 | * @return 434 | */ 435 | private Bitmap getBitmap(Activity activity, int x, int y, int width, int height) { 436 | View view = activity.getWindow().getDecorView(); 437 | view.setDrawingCacheEnabled(true); 438 | view.buildDrawingCache(); 439 | bitmap = view.getDrawingCache(); 440 | //边界处理,否则会崩滴 441 | if (x < 0) 442 | x = 0; 443 | if (y < 0) 444 | y = 0; 445 | if (x + width > bitmap.getWidth()) { 446 | // x = x + WIDTH / 2; 447 | // width = bitmap.getWidth() - x; 448 | //保持不改变,截取图片宽高的原则 449 | x = bitmap.getWidth() - width; 450 | } 451 | if (y + height > bitmap.getHeight()) { 452 | // y = y + HEIGHT / 2; 453 | // height = bitmap.getHeight() - y; 454 | y = bitmap.getHeight() - height; 455 | } 456 | Rect frame = new Rect(); 457 | activity.getWindow().getDecorView().getWindowVisibleDisplayFrame(frame); 458 | int toHeight = frame.top; 459 | bitmap = Bitmap.createBitmap(bitmap, x, y, width, height); 460 | view.setDrawingCacheEnabled(false); 461 | return bitmap; 462 | } 463 | 464 | 465 | public void onLongPressWord(String word, EWListViewChildET ewe) { 466 | if (!"".equals(word)) 467 | Toast.makeText(context, word, Toast.LENGTH_SHORT).show(); 468 | else { 469 | ewe.requestFocus(); 470 | ewe.setFocusable(false); 471 | // ewe.setFocusableInTouchMode(false); 472 | } 473 | } 474 | 475 | 476 | } 477 | -------------------------------------------------------------------------------- /src/main/java/com/jcodeing/extractwordview/widget/EWListViewChildET.java: -------------------------------------------------------------------------------- 1 | package com.jcodeing.extractwordview.widget; 2 | 3 | import android.content.Context; 4 | import android.graphics.Color; 5 | import android.util.AttributeSet; 6 | import android.view.ContextMenu; 7 | import android.view.Gravity; 8 | import android.view.MotionEvent; 9 | import android.view.ViewDebug.ExportedProperty; 10 | import android.widget.EditText; 11 | 12 | /** 13 | * The MIT License (MIT) 14 | *

15 | * Copyright (c) 2015 Jcodeing 16 | *

17 | * Permission is hereby granted, free of charge, to any person obtaining a copy 18 | * of this software and associated documentation files (the "Software"), to deal 19 | * in the Software without restriction, including without limitation the rights 20 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 21 | * copies of the Software, and to permit persons to whom the Software is 22 | * furnished to do so, subject to the following conditions: 23 | *

24 | * The above copyright notice and this permission notice shall be included in all 25 | * copies or substantial portions of the Software. 26 | *

27 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 28 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 29 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 30 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 31 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 32 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 33 | * SOFTWARE. 34 | */ 35 | public class EWListViewChildET extends EditText { 36 | /** 37 | * 相对自身的x,y 38 | */ 39 | public int x, y; 40 | 41 | // ---------三个构造----------------------------------------------$构造 42 | // 当设置,指定样式时调用 43 | public EWListViewChildET(Context context, AttributeSet attrs, int defStyle) { 44 | super(context, attrs, defStyle); 45 | initialize(context); 46 | } 47 | 48 | // 布局文件初始化的时候,调用-------该构造方法,重用------------★ 49 | // 布局文件里面定义的属性都放在 AttributeSet attrs 50 | public EWListViewChildET(Context context, AttributeSet attrs) { 51 | super(context, attrs); 52 | initialize(context); 53 | } 54 | 55 | // 该方法,一般,在代码中 new 该类的时候_使用 56 | public EWListViewChildET(Context context) { 57 | super(context); 58 | initialize(context); 59 | } 60 | 61 | // --------------------------------------------------------------$初始 62 | private void initialize(Context context) { 63 | setGravity(Gravity.CENTER); 64 | setBackgroundColor(Color.TRANSPARENT);// 背景透明-去掉底部输入框 65 | } 66 | 67 | @Override 68 | protected void onCreateContextMenu(ContextMenu menu) { 69 | // 不做任何处理，为了阻止长按的时候弹出上下文菜单 70 | } 71 | 72 | 73 | @Override 74 | public boolean onTouchEvent(MotionEvent event) { 75 | return false; 76 | } 77 | 78 | @Override 79 | public boolean getDefaultEditable() { 80 | return false; 81 | } 82 | 83 | // 其实当前控件并没有获得焦点，我只是欺骗Android系统，让Android系统以我获得焦点的方式去处理 84 | // 用于将该控件Add到其他View下,导致失去焦点. 85 | @Override 86 | @ExportedProperty(category = "focus") 87 | public boolean isFocused() { 88 | return super.isFocused();// return true一定有焦点 89 | } 90 | } -------------------------------------------------------------------------------- /src/main/res/layout/activity_main.xml: -------------------------------------------------------------------------------- 1 | 6 | 7 | 18 | 19 | 20 | 21 | -------------------------------------------------------------------------------- /src/main/res/layout/ewlv_item.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 10 | -------------------------------------------------------------------------------- /src/main/res/menu/menu_main.xml: -------------------------------------------------------------------------------- 1 |

4 | 6 | 7 | -------------------------------------------------------------------------------- /src/main/res/mipmap-xxhdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/jcodeing/ExtractWordView/877b544c298d29a1c73b7b840a44438b9ce70973/src/main/res/mipmap-xxhdpi/ic_launcher.png -------------------------------------------------------------------------------- /src/main/res/values/strings.xml: -------------------------------------------------------------------------------- 1 | 2 | ExtractWordView 3 | 4 | Hello world! 5 | Settings 6 | 7 | Awakening 8 | 9 | Hold fast to dreams \n紧紧抓住梦想， 10 | For if dreams die \n梦想若是消亡 11 | Life is a broken-winged bird \n生命就象鸟儿折了翅膀 12 | That can never fly. \n再也不能飞翔 13 | Hold fast to dreams \n紧紧抓住梦想， 14 | For when dreams go \n梦想若是消丧 15 | Life is a barren field \n生命就象贫瘠的荒野， 16 | Frozen only with snow v \n雪覆冰封，万物不再生 17 | The world in the morning to get everything \n世界在清晨获取万物 18 | And you lose the world in the early morning \n而你在清晨失去世界 19 | Don\'t let the early morning and then go \n不要让清晨随之而去 20 | 21 | 22 | -------------------------------------------------------------------------------- /src/main/res/values/styles.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 7 | 8 | 9 | --------------------------------------------------------------------------------