The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2007 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | package com.android.camera; |
| 18 | |
Owen Lin | 101d528 | 2009-04-03 16:20:08 -0700 | [diff] [blame] | 19 | import com.android.camera.gallery.IImage; |
| 20 | import com.android.camera.gallery.IImageList; |
| 21 | |
Chih-Chung Chang | c830ac2 | 2009-08-24 16:42:21 +0800 | [diff] [blame] | 22 | import android.app.WallpaperManager; |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 23 | import android.content.ContentResolver; |
| 24 | import android.content.Context; |
| 25 | import android.content.Intent; |
| 26 | import android.graphics.Bitmap; |
| 27 | import android.graphics.Canvas; |
| 28 | import android.graphics.Matrix; |
Chih-Chung Chang | 724e9b3 | 2009-05-19 14:35:15 +0800 | [diff] [blame] | 29 | import android.graphics.Path; |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 30 | import android.graphics.PointF; |
| 31 | import android.graphics.PorterDuff; |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 32 | import android.graphics.Rect; |
| 33 | import android.graphics.RectF; |
| 34 | import android.graphics.Region; |
| 35 | import android.media.FaceDetector; |
| 36 | import android.net.Uri; |
| 37 | import android.os.Bundle; |
| 38 | import android.os.Handler; |
| 39 | import android.provider.MediaStore; |
| 40 | import android.util.AttributeSet; |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 41 | import android.util.Log; |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 42 | import android.view.MotionEvent; |
| 43 | import android.view.View; |
| 44 | import android.view.Window; |
Wu-cheng Li | 640ad87 | 2009-07-30 17:14:34 +0800 | [diff] [blame] | 45 | import android.view.WindowManager; |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 46 | import android.widget.Toast; |
| 47 | |
Chih-Chung Chang | 724e9b3 | 2009-05-19 14:35:15 +0800 | [diff] [blame] | 48 | import java.io.File; |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 49 | import java.io.IOException; |
| 50 | import java.io.OutputStream; |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 51 | import java.util.ArrayList; |
Owen Lin | 482a3a5 | 2009-06-26 15:47:39 -0700 | [diff] [blame] | 52 | import java.util.concurrent.CountDownLatch; |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 53 | |
Ray Chen | 993105a | 2009-04-10 02:11:35 -0700 | [diff] [blame] | 54 | /** |
| 55 | * The activity can crop specific region of interest from an image. |
| 56 | */ |
Owen Lin | 482a3a5 | 2009-06-26 15:47:39 -0700 | [diff] [blame] | 57 | public class CropImage extends MonitoredActivity { |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 58 | private static final String TAG = "CropImage"; |
Chih-Chung Chang | 724e9b3 | 2009-05-19 14:35:15 +0800 | [diff] [blame] | 59 | |
| 60 | // These are various options can be specified in the intent. |
| 61 | private Bitmap.CompressFormat mOutputFormat = |
Chih-Chung Chang | d8209aa | 2009-04-07 11:45:12 -0700 | [diff] [blame] | 62 | Bitmap.CompressFormat.JPEG; // only used with mSaveUri |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 63 | private Uri mSaveUri = null; |
Chih-Chung Chang | c830ac2 | 2009-08-24 16:42:21 +0800 | [diff] [blame] | 64 | private boolean mSetWallpaper = false; |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 65 | private int mAspectX, mAspectY; |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 66 | private boolean mDoFaceDetection = true; |
| 67 | private boolean mCircleCrop = false; |
Owen Lin | 482a3a5 | 2009-06-26 15:47:39 -0700 | [diff] [blame] | 68 | private final Handler mHandler = new Handler(); |
Chih-Chung Chang | 724e9b3 | 2009-05-19 14:35:15 +0800 | [diff] [blame] | 69 | |
| 70 | // These options specifiy the output image size and whether we should |
| 71 | // scale the output to fit it (or just crop it). |
| 72 | private int mOutputX, mOutputY; |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 73 | private boolean mScale; |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 74 | private boolean mScaleUp = true; |
| 75 | |
Chih-Chung Chang | 724e9b3 | 2009-05-19 14:35:15 +0800 | [diff] [blame] | 76 | boolean mWaitingToPick; // Whether we are wait the user to pick a face. |
| 77 | boolean mSaving; // Whether the "save" button is already clicked. |
Owen Lin | 482a3a5 | 2009-06-26 15:47:39 -0700 | [diff] [blame] | 78 | |
Chih-Chung Chang | 8f7c4a4 | 2009-04-08 22:35:03 -0700 | [diff] [blame] | 79 | private CropImageView mImageView; |
| 80 | private ContentResolver mContentResolver; |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 81 | |
Chih-Chung Chang | 8f7c4a4 | 2009-04-08 22:35:03 -0700 | [diff] [blame] | 82 | private Bitmap mBitmap; |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 83 | HighlightView mCrop; |
| 84 | |
Chih-Chung Chang | 724e9b3 | 2009-05-19 14:35:15 +0800 | [diff] [blame] | 85 | private IImageList mAllImages; |
Chih-Chung Chang | 8f7c4a4 | 2009-04-08 22:35:03 -0700 | [diff] [blame] | 86 | private IImage mImage; |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 87 | |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 88 | @Override |
| 89 | public void onCreate(Bundle icicle) { |
| 90 | super.onCreate(icicle); |
| 91 | mContentResolver = getContentResolver(); |
| 92 | |
| 93 | requestWindowFeature(Window.FEATURE_NO_TITLE); |
| 94 | setContentView(R.layout.cropimage); |
| 95 | |
| 96 | mImageView = (CropImageView) findViewById(R.id.image); |
| 97 | |
| 98 | MenuHelper.showStorageToast(this); |
| 99 | |
Chih-Chung Chang | 724e9b3 | 2009-05-19 14:35:15 +0800 | [diff] [blame] | 100 | Intent intent = getIntent(); |
| 101 | Bundle extras = intent.getExtras(); |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 102 | |
Chih-Chung Chang | 724e9b3 | 2009-05-19 14:35:15 +0800 | [diff] [blame] | 103 | if (extras != null) { |
| 104 | if (extras.getString("circleCrop") != null) { |
| 105 | mCircleCrop = true; |
| 106 | mAspectX = 1; |
| 107 | mAspectY = 1; |
| 108 | } |
| 109 | mSaveUri = (Uri) extras.getParcelable(MediaStore.EXTRA_OUTPUT); |
| 110 | if (mSaveUri != null) { |
| 111 | String outputFormatString = extras.getString("outputFormat"); |
| 112 | if (outputFormatString != null) { |
| 113 | mOutputFormat = Bitmap.CompressFormat.valueOf( |
| 114 | outputFormatString); |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 115 | } |
Chih-Chung Chang | c830ac2 | 2009-08-24 16:42:21 +0800 | [diff] [blame] | 116 | } else { |
| 117 | mSetWallpaper = extras.getBoolean("setWallpaper"); |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 118 | } |
Chih-Chung Chang | 724e9b3 | 2009-05-19 14:35:15 +0800 | [diff] [blame] | 119 | mBitmap = (Bitmap) extras.getParcelable("data"); |
| 120 | mAspectX = extras.getInt("aspectX"); |
| 121 | mAspectY = extras.getInt("aspectY"); |
| 122 | mOutputX = extras.getInt("outputX"); |
| 123 | mOutputY = extras.getInt("outputY"); |
| 124 | mScale = extras.getBoolean("scale", true); |
| 125 | mScaleUp = extras.getBoolean("scaleUpIfNeeded", true); |
| 126 | mDoFaceDetection = extras.containsKey("noFaceDetection") |
| 127 | ? !extras.getBoolean("noFaceDetection") |
| 128 | : true; |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 129 | } |
| 130 | |
Chih-Chung Chang | 724e9b3 | 2009-05-19 14:35:15 +0800 | [diff] [blame] | 131 | if (mBitmap == null) { |
| 132 | Uri target = intent.getData(); |
Chih-Chung Chang | f5bf8ca | 2009-08-25 18:28:29 +0800 | [diff] [blame] | 133 | mAllImages = ImageManager.makeImageList(mContentResolver, target, |
| 134 | ImageManager.SORT_ASCENDING); |
Chih-Chung Chang | 724e9b3 | 2009-05-19 14:35:15 +0800 | [diff] [blame] | 135 | mImage = mAllImages.getImageForUri(target); |
| 136 | if (mImage != null) { |
| 137 | // Don't read in really large bitmaps. Use the (big) thumbnail |
| 138 | // instead. |
| 139 | // TODO when saving the resulting bitmap use the |
| 140 | // decode/crop/encode api so we don't lose any resolution. |
Ray Chen | 012d0f3 | 2009-07-20 16:33:41 +0800 | [diff] [blame] | 141 | mBitmap = mImage.thumbBitmap(IImage.ROTATE_AS_NEEDED); |
Chih-Chung Chang | 724e9b3 | 2009-05-19 14:35:15 +0800 | [diff] [blame] | 142 | } |
| 143 | } |
| 144 | |
| 145 | if (mBitmap == null) { |
| 146 | finish(); |
| 147 | return; |
| 148 | } |
| 149 | |
Wu-cheng Li | 6b6a6d5 | 2009-07-31 14:29:08 +0800 | [diff] [blame] | 150 | // Make UI fullscreen. |
| 151 | getWindow().addFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN); |
| 152 | |
Chih-Chung Chang | d8209aa | 2009-04-07 11:45:12 -0700 | [diff] [blame] | 153 | findViewById(R.id.discard).setOnClickListener( |
Chih-Chung Chang | 724e9b3 | 2009-05-19 14:35:15 +0800 | [diff] [blame] | 154 | new View.OnClickListener() { |
Chih-Chung Chang | d8209aa | 2009-04-07 11:45:12 -0700 | [diff] [blame] | 155 | public void onClick(View v) { |
| 156 | setResult(RESULT_CANCELED); |
| 157 | finish(); |
| 158 | } |
| 159 | }); |
| 160 | |
| 161 | findViewById(R.id.save).setOnClickListener( |
Chih-Chung Chang | 724e9b3 | 2009-05-19 14:35:15 +0800 | [diff] [blame] | 162 | new View.OnClickListener() { |
Chih-Chung Chang | d8209aa | 2009-04-07 11:45:12 -0700 | [diff] [blame] | 163 | public void onClick(View v) { |
| 164 | onSaveClicked(); |
| 165 | } |
| 166 | }); |
Owen Lin | 482a3a5 | 2009-06-26 15:47:39 -0700 | [diff] [blame] | 167 | |
| 168 | startFaceDetection(); |
Chih-Chung Chang | d8209aa | 2009-04-07 11:45:12 -0700 | [diff] [blame] | 169 | } |
| 170 | |
Chih-Chung Chang | 8f7c4a4 | 2009-04-08 22:35:03 -0700 | [diff] [blame] | 171 | private void startFaceDetection() { |
| 172 | if (isFinishing()) { |
| 173 | return; |
| 174 | } |
Owen Lin | 482a3a5 | 2009-06-26 15:47:39 -0700 | [diff] [blame] | 175 | |
Chih-Chung Chang | 7db87ab | 2009-04-12 21:42:43 -0700 | [diff] [blame] | 176 | mImageView.setImageBitmapResetBase(mBitmap, true); |
Chih-Chung Chang | 8f7c4a4 | 2009-04-08 22:35:03 -0700 | [diff] [blame] | 177 | |
Owen Lin | 482a3a5 | 2009-06-26 15:47:39 -0700 | [diff] [blame] | 178 | Util.startBackgroundJob(this, null, |
| 179 | getResources().getString(R.string.runningFaceDetection), |
| 180 | new Runnable() { |
Chih-Chung Chang | 8f7c4a4 | 2009-04-08 22:35:03 -0700 | [diff] [blame] | 181 | public void run() { |
Owen Lin | 482a3a5 | 2009-06-26 15:47:39 -0700 | [diff] [blame] | 182 | final CountDownLatch latch = new CountDownLatch(1); |
Chih-Chung Chang | 8f7c4a4 | 2009-04-08 22:35:03 -0700 | [diff] [blame] | 183 | final Bitmap b = (mImage != null) |
Chih-Chung Chang | ce033a5 | 2009-07-27 13:03:29 +0800 | [diff] [blame] | 184 | ? mImage.fullSizeBitmap(IImage.UNCONSTRAINED, |
| 185 | 1024 * 1024) |
Chih-Chung Chang | 8f7c4a4 | 2009-04-08 22:35:03 -0700 | [diff] [blame] | 186 | : mBitmap; |
Chih-Chung Chang | 8f7c4a4 | 2009-04-08 22:35:03 -0700 | [diff] [blame] | 187 | mHandler.post(new Runnable() { |
| 188 | public void run() { |
| 189 | if (b != mBitmap && b != null) { |
Chih-Chung Chang | 7db87ab | 2009-04-12 21:42:43 -0700 | [diff] [blame] | 190 | mImageView.setImageBitmapResetBase(b, true); |
Chih-Chung Chang | 93f7465 | 2009-07-09 19:37:33 +0800 | [diff] [blame] | 191 | mBitmap.recycle(); |
| 192 | mBitmap = b; |
Chih-Chung Chang | 8f7c4a4 | 2009-04-08 22:35:03 -0700 | [diff] [blame] | 193 | } |
| 194 | if (mImageView.getScale() == 1F) { |
Chih-Chung Chang | 0a475e1 | 2009-04-16 11:42:12 +0800 | [diff] [blame] | 195 | mImageView.center(true, true); |
Chih-Chung Chang | 8f7c4a4 | 2009-04-08 22:35:03 -0700 | [diff] [blame] | 196 | } |
Owen Lin | 482a3a5 | 2009-06-26 15:47:39 -0700 | [diff] [blame] | 197 | latch.countDown(); |
Chih-Chung Chang | 8f7c4a4 | 2009-04-08 22:35:03 -0700 | [diff] [blame] | 198 | } |
| 199 | }); |
Owen Lin | 482a3a5 | 2009-06-26 15:47:39 -0700 | [diff] [blame] | 200 | try { |
| 201 | latch.await(); |
| 202 | } catch (InterruptedException e) { |
| 203 | throw new RuntimeException(e); |
| 204 | } |
| 205 | mRunFaceDetection.run(); |
Chih-Chung Chang | 8f7c4a4 | 2009-04-08 22:35:03 -0700 | [diff] [blame] | 206 | } |
Owen Lin | 482a3a5 | 2009-06-26 15:47:39 -0700 | [diff] [blame] | 207 | }, mHandler); |
Chih-Chung Chang | 8f7c4a4 | 2009-04-08 22:35:03 -0700 | [diff] [blame] | 208 | } |
Owen Lin | 937fc48 | 2009-04-14 02:02:51 -0700 | [diff] [blame] | 209 | |
Chih-Chung Chang | d8209aa | 2009-04-07 11:45:12 -0700 | [diff] [blame] | 210 | private void onSaveClicked() { |
| 211 | // TODO this code needs to change to use the decode/crop/encode single |
| 212 | // step api so that we don't require that the whole (possibly large) |
| 213 | // bitmap doesn't have to be read into memory |
Chih-Chung Chang | 93f7465 | 2009-07-09 19:37:33 +0800 | [diff] [blame] | 214 | if (mCrop == null) { |
| 215 | return; |
| 216 | } |
| 217 | |
Chih-Chung Chang | 34fe2a9 | 2009-08-19 15:52:32 +0800 | [diff] [blame] | 218 | if (mSaving) return; |
Chih-Chung Chang | d8209aa | 2009-04-07 11:45:12 -0700 | [diff] [blame] | 219 | mSaving = true; |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 220 | |
Chih-Chung Chang | 34fe2a9 | 2009-08-19 15:52:32 +0800 | [diff] [blame] | 221 | Bitmap croppedImage; |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 222 | |
Chih-Chung Chang | 34fe2a9 | 2009-08-19 15:52:32 +0800 | [diff] [blame] | 223 | // If the output is required to a specific size, create an new image |
| 224 | // with the cropped image in the center and the extra space filled. |
| 225 | if (mOutputX != 0 && mOutputY != 0 && !mScale) { |
| 226 | // Don't scale the image but instead fill it so it's the |
| 227 | // required dimension |
| 228 | croppedImage = Bitmap.createBitmap(mOutputX, mOutputY, |
| 229 | Bitmap.Config.RGB_565); |
| 230 | Canvas canvas = new Canvas(croppedImage); |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 231 | |
Chih-Chung Chang | 34fe2a9 | 2009-08-19 15:52:32 +0800 | [diff] [blame] | 232 | Rect srcRect = mCrop.getCropRect(); |
| 233 | Rect dstRect = new Rect(0, 0, mOutputX, mOutputY); |
| 234 | |
| 235 | int dx = (srcRect.width() - dstRect.width()) / 2; |
| 236 | int dy = (srcRect.height() - dstRect.height()) / 2; |
| 237 | |
| 238 | // If the srcRect is too big, use the center part of it. |
| 239 | srcRect.inset(Math.max(0, dx), Math.max(0, dy)); |
| 240 | |
| 241 | // If the dstRect is too big, use the center part of it. |
| 242 | dstRect.inset(Math.max(0, -dx), Math.max(0, -dy)); |
| 243 | |
| 244 | // Draw the cropped bitmap in the center |
| 245 | canvas.drawBitmap(mBitmap, srcRect, dstRect, null); |
| 246 | |
| 247 | // Release bitmap memory as soon as possible |
| 248 | mImageView.clear(); |
| 249 | mBitmap.recycle(); |
| 250 | } else { |
| 251 | Rect r = mCrop.getCropRect(); |
| 252 | |
| 253 | int width = r.width(); |
| 254 | int height = r.height(); |
| 255 | |
| 256 | // If we are circle cropping, we want alpha channel, which is the |
| 257 | // third param here. |
| 258 | croppedImage = Bitmap.createBitmap(width, height, |
| 259 | mCircleCrop |
| 260 | ? Bitmap.Config.ARGB_8888 |
| 261 | : Bitmap.Config.RGB_565); |
| 262 | |
Chih-Chung Chang | 93f7465 | 2009-07-09 19:37:33 +0800 | [diff] [blame] | 263 | Canvas canvas = new Canvas(croppedImage); |
Chih-Chung Chang | 724e9b3 | 2009-05-19 14:35:15 +0800 | [diff] [blame] | 264 | Rect dstRect = new Rect(0, 0, width, height); |
| 265 | canvas.drawBitmap(mBitmap, r, dstRect, null); |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 266 | |
Chih-Chung Chang | 34fe2a9 | 2009-08-19 15:52:32 +0800 | [diff] [blame] | 267 | // Release bitmap memory as soon as possible |
| 268 | mImageView.clear(); |
| 269 | mBitmap.recycle(); |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 270 | |
Chih-Chung Chang | 34fe2a9 | 2009-08-19 15:52:32 +0800 | [diff] [blame] | 271 | if (mCircleCrop) { |
| 272 | // OK, so what's all this about? |
| 273 | // Bitmaps are inherently rectangular but we want to return |
| 274 | // something that's basically a circle. So we fill in the |
| 275 | // area around the circle with alpha. Note the all important |
| 276 | // PortDuff.Mode.CLEAR. |
| 277 | Canvas c = new Canvas(croppedImage); |
| 278 | Path p = new Path(); |
| 279 | p.addCircle(width / 2F, height / 2F, width / 2F, |
| 280 | Path.Direction.CW); |
| 281 | c.clipPath(p, Region.Op.DIFFERENCE); |
| 282 | c.drawColor(0x00000000, PorterDuff.Mode.CLEAR); |
| 283 | } |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 284 | |
Chih-Chung Chang | 34fe2a9 | 2009-08-19 15:52:32 +0800 | [diff] [blame] | 285 | // If the required dimension is specified, scale the image. |
| 286 | if (mOutputX != 0 && mOutputY != 0 && mScale) { |
| 287 | croppedImage = Util.transform(new Matrix(), croppedImage, |
| 288 | mOutputX, mOutputY, mScaleUp, Util.RECYCLE_INPUT); |
Chih-Chung Chang | d8209aa | 2009-04-07 11:45:12 -0700 | [diff] [blame] | 289 | } |
| 290 | } |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 291 | |
Chih-Chung Chang | 34fe2a9 | 2009-08-19 15:52:32 +0800 | [diff] [blame] | 292 | mImageView.setImageBitmapResetBase(croppedImage, true); |
| 293 | mImageView.center(true, true); |
| 294 | mImageView.mHighlightViews.clear(); |
| 295 | |
Chih-Chung Chang | 8f7c4a4 | 2009-04-08 22:35:03 -0700 | [diff] [blame] | 296 | // Return the cropped image directly or save it to the specified URI. |
Chih-Chung Chang | d8209aa | 2009-04-07 11:45:12 -0700 | [diff] [blame] | 297 | Bundle myExtras = getIntent().getExtras(); |
| 298 | if (myExtras != null && (myExtras.getParcelable("data") != null |
| 299 | || myExtras.getBoolean("return-data"))) { |
| 300 | Bundle extras = new Bundle(); |
Chih-Chung Chang | 93f7465 | 2009-07-09 19:37:33 +0800 | [diff] [blame] | 301 | extras.putParcelable("data", croppedImage); |
Chih-Chung Chang | d8209aa | 2009-04-07 11:45:12 -0700 | [diff] [blame] | 302 | setResult(RESULT_OK, |
| 303 | (new Intent()).setAction("inline-data").putExtras(extras)); |
| 304 | finish(); |
| 305 | } else { |
Chih-Chung Chang | 93f7465 | 2009-07-09 19:37:33 +0800 | [diff] [blame] | 306 | final Bitmap b = croppedImage; |
Chih-Chung Chang | 17dc811 | 2009-08-24 17:58:49 +0800 | [diff] [blame] | 307 | final int msdId = mSetWallpaper |
| 308 | ? R.string.wallpaper |
| 309 | : R.string.savingImage; |
Owen Lin | 482a3a5 | 2009-06-26 15:47:39 -0700 | [diff] [blame] | 310 | Util.startBackgroundJob(this, null, |
Chih-Chung Chang | 17dc811 | 2009-08-24 17:58:49 +0800 | [diff] [blame] | 311 | getResources().getString(msdId), |
Owen Lin | 482a3a5 | 2009-06-26 15:47:39 -0700 | [diff] [blame] | 312 | new Runnable() { |
Chih-Chung Chang | d8209aa | 2009-04-07 11:45:12 -0700 | [diff] [blame] | 313 | public void run() { |
Chih-Chung Chang | 93f7465 | 2009-07-09 19:37:33 +0800 | [diff] [blame] | 314 | saveOutput(b); |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 315 | } |
Owen Lin | 482a3a5 | 2009-06-26 15:47:39 -0700 | [diff] [blame] | 316 | }, mHandler); |
Chih-Chung Chang | 724e9b3 | 2009-05-19 14:35:15 +0800 | [diff] [blame] | 317 | } |
| 318 | } |
| 319 | |
Chih-Chung Chang | 93f7465 | 2009-07-09 19:37:33 +0800 | [diff] [blame] | 320 | private void saveOutput(Bitmap croppedImage) { |
Chih-Chung Chang | 724e9b3 | 2009-05-19 14:35:15 +0800 | [diff] [blame] | 321 | if (mSaveUri != null) { |
| 322 | OutputStream outputStream = null; |
| 323 | try { |
| 324 | outputStream = mContentResolver.openOutputStream(mSaveUri); |
| 325 | if (outputStream != null) { |
Chih-Chung Chang | 93f7465 | 2009-07-09 19:37:33 +0800 | [diff] [blame] | 326 | croppedImage.compress(mOutputFormat, 75, outputStream); |
Chih-Chung Chang | 724e9b3 | 2009-05-19 14:35:15 +0800 | [diff] [blame] | 327 | } |
| 328 | } catch (IOException ex) { |
Owen Lin | 3302534 | 2009-05-20 21:44:47 -0700 | [diff] [blame] | 329 | // TODO: report error to caller |
| 330 | Log.e(TAG, "Cannot open file: " + mSaveUri, ex); |
Chih-Chung Chang | 724e9b3 | 2009-05-19 14:35:15 +0800 | [diff] [blame] | 331 | } finally { |
| 332 | Util.closeSilently(outputStream); |
| 333 | } |
| 334 | Bundle extras = new Bundle(); |
| 335 | setResult(RESULT_OK, new Intent(mSaveUri.toString()) |
| 336 | .putExtras(extras)); |
Chih-Chung Chang | c830ac2 | 2009-08-24 16:42:21 +0800 | [diff] [blame] | 337 | } else if (mSetWallpaper) { |
| 338 | try { |
| 339 | WallpaperManager.getInstance(this).setBitmap(croppedImage); |
| 340 | setResult(RESULT_OK); |
| 341 | } catch (IOException e) { |
| 342 | Log.e(TAG, "Failed to set wallpaper.", e); |
| 343 | setResult(RESULT_CANCELED); |
| 344 | } |
Chih-Chung Chang | 724e9b3 | 2009-05-19 14:35:15 +0800 | [diff] [blame] | 345 | } else { |
| 346 | Bundle extras = new Bundle(); |
| 347 | extras.putString("rect", mCrop.getCropRect().toString()); |
| 348 | |
| 349 | File oldPath = new File(mImage.getDataPath()); |
| 350 | File directory = new File(oldPath.getParent()); |
| 351 | |
| 352 | int x = 0; |
| 353 | String fileName = oldPath.getName(); |
| 354 | fileName = fileName.substring(0, fileName.lastIndexOf(".")); |
| 355 | |
| 356 | // Try file-1.jpg, file-2.jpg, ... until we find a filename which |
| 357 | // does not exist yet. |
| 358 | while (true) { |
| 359 | x += 1; |
| 360 | String candidate = directory.toString() |
| 361 | + "/" + fileName + "-" + x + ".jpg"; |
| 362 | boolean exists = (new File(candidate)).exists(); |
| 363 | if (!exists) { |
| 364 | break; |
| 365 | } |
| 366 | } |
| 367 | |
| 368 | try { |
Chih-Chung Chang | 140229c | 2009-09-28 10:47:18 -0700 | [diff] [blame] | 369 | int[] degree = new int[1]; |
Chih-Chung Chang | 724e9b3 | 2009-05-19 14:35:15 +0800 | [diff] [blame] | 370 | Uri newUri = ImageManager.addImage( |
| 371 | mContentResolver, |
| 372 | mImage.getTitle(), |
| 373 | mImage.getDateTaken(), |
| 374 | null, // TODO this null is going to cause us to lose |
| 375 | // the location (gps). |
Ray Chen | b02ebbe | 2009-09-25 13:43:31 -0700 | [diff] [blame] | 376 | directory.toString(), fileName + "-" + x + ".jpg", |
Chih-Chung Chang | 140229c | 2009-09-28 10:47:18 -0700 | [diff] [blame] | 377 | croppedImage, null, |
| 378 | degree); |
Chih-Chung Chang | 724e9b3 | 2009-05-19 14:35:15 +0800 | [diff] [blame] | 379 | |
Chih-Chung Chang | 724e9b3 | 2009-05-19 14:35:15 +0800 | [diff] [blame] | 380 | setResult(RESULT_OK, new Intent() |
| 381 | .setAction(newUri.toString()) |
| 382 | .putExtras(extras)); |
| 383 | } catch (Exception ex) { |
| 384 | // basically ignore this or put up |
| 385 | // some ui saying we failed |
Owen Lin | 482a3a5 | 2009-06-26 15:47:39 -0700 | [diff] [blame] | 386 | Log.e(TAG, "store image fail, continue anyway", ex); |
Chih-Chung Chang | 724e9b3 | 2009-05-19 14:35:15 +0800 | [diff] [blame] | 387 | } |
| 388 | } |
Chih-Chung Chang | 34fe2a9 | 2009-08-19 15:52:32 +0800 | [diff] [blame] | 389 | |
| 390 | final Bitmap b = croppedImage; |
| 391 | mHandler.post(new Runnable() { |
| 392 | public void run() { |
| 393 | mImageView.clear(); |
| 394 | b.recycle(); |
| 395 | } |
| 396 | }); |
| 397 | |
Chih-Chung Chang | 724e9b3 | 2009-05-19 14:35:15 +0800 | [diff] [blame] | 398 | finish(); |
Ray Chen | 993105a | 2009-04-10 02:11:35 -0700 | [diff] [blame] | 399 | } |
Owen Lin | 937fc48 | 2009-04-14 02:02:51 -0700 | [diff] [blame] | 400 | |
| 401 | @Override |
Owen Lin | 482a3a5 | 2009-06-26 15:47:39 -0700 | [diff] [blame] | 402 | protected void onPause() { |
Ray Chen | 993105a | 2009-04-10 02:11:35 -0700 | [diff] [blame] | 403 | super.onPause(); |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 404 | } |
| 405 | |
Owen Lin | 482a3a5 | 2009-06-26 15:47:39 -0700 | [diff] [blame] | 406 | @Override |
| 407 | protected void onDestroy() { |
Chih-Chung Chang | 048e9db | 2009-07-31 12:28:40 +0800 | [diff] [blame] | 408 | if (mAllImages != null) { |
Chih-Chung Chang | f5bf8ca | 2009-08-25 18:28:29 +0800 | [diff] [blame] | 409 | mAllImages.close(); |
Chih-Chung Chang | 048e9db | 2009-07-31 12:28:40 +0800 | [diff] [blame] | 410 | } |
Owen Lin | 482a3a5 | 2009-06-26 15:47:39 -0700 | [diff] [blame] | 411 | super.onDestroy(); |
| 412 | } |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 413 | |
| 414 | Runnable mRunFaceDetection = new Runnable() { |
Owen Lin | bbc560b | 2009-04-17 11:31:27 +0800 | [diff] [blame] | 415 | @SuppressWarnings("hiding") |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 416 | float mScale = 1F; |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 417 | Matrix mImageMatrix; |
| 418 | FaceDetector.Face[] mFaces = new FaceDetector.Face[3]; |
| 419 | int mNumFaces; |
| 420 | |
Chih-Chung Chang | 8f7c4a4 | 2009-04-08 22:35:03 -0700 | [diff] [blame] | 421 | // For each face, we create a HightlightView for it. |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 422 | private void handleFace(FaceDetector.Face f) { |
| 423 | PointF midPoint = new PointF(); |
| 424 | |
Chih-Chung Chang | d8209aa | 2009-04-07 11:45:12 -0700 | [diff] [blame] | 425 | int r = ((int) (f.eyesDistance() * mScale)) * 2; |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 426 | f.getMidPoint(midPoint); |
| 427 | midPoint.x *= mScale; |
| 428 | midPoint.y *= mScale; |
| 429 | |
| 430 | int midX = (int) midPoint.x; |
| 431 | int midY = (int) midPoint.y; |
| 432 | |
Chih-Chung Chang | 8f7c4a4 | 2009-04-08 22:35:03 -0700 | [diff] [blame] | 433 | HighlightView hv = new HighlightView(mImageView); |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 434 | |
| 435 | int width = mBitmap.getWidth(); |
| 436 | int height = mBitmap.getHeight(); |
| 437 | |
| 438 | Rect imageRect = new Rect(0, 0, width, height); |
| 439 | |
| 440 | RectF faceRect = new RectF(midX, midY, midX, midY); |
| 441 | faceRect.inset(-r, -r); |
Chih-Chung Chang | d8209aa | 2009-04-07 11:45:12 -0700 | [diff] [blame] | 442 | if (faceRect.left < 0) { |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 443 | faceRect.inset(-faceRect.left, -faceRect.left); |
Chih-Chung Chang | d8209aa | 2009-04-07 11:45:12 -0700 | [diff] [blame] | 444 | } |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 445 | |
Chih-Chung Chang | d8209aa | 2009-04-07 11:45:12 -0700 | [diff] [blame] | 446 | if (faceRect.top < 0) { |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 447 | faceRect.inset(-faceRect.top, -faceRect.top); |
Chih-Chung Chang | d8209aa | 2009-04-07 11:45:12 -0700 | [diff] [blame] | 448 | } |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 449 | |
Chih-Chung Chang | d8209aa | 2009-04-07 11:45:12 -0700 | [diff] [blame] | 450 | if (faceRect.right > imageRect.right) { |
| 451 | faceRect.inset(faceRect.right - imageRect.right, |
| 452 | faceRect.right - imageRect.right); |
| 453 | } |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 454 | |
Chih-Chung Chang | d8209aa | 2009-04-07 11:45:12 -0700 | [diff] [blame] | 455 | if (faceRect.bottom > imageRect.bottom) { |
| 456 | faceRect.inset(faceRect.bottom - imageRect.bottom, |
| 457 | faceRect.bottom - imageRect.bottom); |
| 458 | } |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 459 | |
Chih-Chung Chang | d8209aa | 2009-04-07 11:45:12 -0700 | [diff] [blame] | 460 | hv.setup(mImageMatrix, imageRect, faceRect, mCircleCrop, |
| 461 | mAspectX != 0 && mAspectY != 0); |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 462 | |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 463 | mImageView.add(hv); |
| 464 | } |
| 465 | |
Chih-Chung Chang | 8f7c4a4 | 2009-04-08 22:35:03 -0700 | [diff] [blame] | 466 | // Create a default HightlightView if we found no face in the picture. |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 467 | private void makeDefault() { |
Chih-Chung Chang | 8f7c4a4 | 2009-04-08 22:35:03 -0700 | [diff] [blame] | 468 | HighlightView hv = new HighlightView(mImageView); |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 469 | |
| 470 | int width = mBitmap.getWidth(); |
| 471 | int height = mBitmap.getHeight(); |
| 472 | |
| 473 | Rect imageRect = new Rect(0, 0, width, height); |
| 474 | |
| 475 | // make the default size about 4/5 of the width or height |
| 476 | int cropWidth = Math.min(width, height) * 4 / 5; |
| 477 | int cropHeight = cropWidth; |
| 478 | |
| 479 | if (mAspectX != 0 && mAspectY != 0) { |
| 480 | if (mAspectX > mAspectY) { |
| 481 | cropHeight = cropWidth * mAspectY / mAspectX; |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 482 | } else { |
| 483 | cropWidth = cropHeight * mAspectX / mAspectY; |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 484 | } |
| 485 | } |
| 486 | |
| 487 | int x = (width - cropWidth) / 2; |
| 488 | int y = (height - cropHeight) / 2; |
| 489 | |
| 490 | RectF cropRect = new RectF(x, y, x + cropWidth, y + cropHeight); |
Chih-Chung Chang | d8209aa | 2009-04-07 11:45:12 -0700 | [diff] [blame] | 491 | hv.setup(mImageMatrix, imageRect, cropRect, mCircleCrop, |
| 492 | mAspectX != 0 && mAspectY != 0); |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 493 | mImageView.add(hv); |
| 494 | } |
| 495 | |
Chih-Chung Chang | 8f7c4a4 | 2009-04-08 22:35:03 -0700 | [diff] [blame] | 496 | // Scale the image down for faster face detection. |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 497 | private Bitmap prepareBitmap() { |
Chih-Chung Chang | d8209aa | 2009-04-07 11:45:12 -0700 | [diff] [blame] | 498 | if (mBitmap == null) { |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 499 | return null; |
Chih-Chung Chang | d8209aa | 2009-04-07 11:45:12 -0700 | [diff] [blame] | 500 | } |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 501 | |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 502 | // 256 pixels wide is enough. |
| 503 | if (mBitmap.getWidth() > 256) { |
Owen Lin | 937fc48 | 2009-04-14 02:02:51 -0700 | [diff] [blame] | 504 | mScale = 256.0F / mBitmap.getWidth(); |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 505 | } |
| 506 | Matrix matrix = new Matrix(); |
| 507 | matrix.setScale(mScale, mScale); |
| 508 | Bitmap faceBitmap = Bitmap.createBitmap(mBitmap, 0, 0, mBitmap |
| 509 | .getWidth(), mBitmap.getHeight(), matrix, true); |
| 510 | return faceBitmap; |
| 511 | } |
| 512 | |
| 513 | public void run() { |
| 514 | mImageMatrix = mImageView.getImageMatrix(); |
| 515 | Bitmap faceBitmap = prepareBitmap(); |
| 516 | |
| 517 | mScale = 1.0F / mScale; |
| 518 | if (faceBitmap != null && mDoFaceDetection) { |
| 519 | FaceDetector detector = new FaceDetector(faceBitmap.getWidth(), |
Chih-Chung Chang | 8f7c4a4 | 2009-04-08 22:35:03 -0700 | [diff] [blame] | 520 | faceBitmap.getHeight(), mFaces.length); |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 521 | mNumFaces = detector.findFaces(faceBitmap, mFaces); |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 522 | } |
Chih-Chung Chang | 93f7465 | 2009-07-09 19:37:33 +0800 | [diff] [blame] | 523 | |
| 524 | if (faceBitmap != null && faceBitmap != mBitmap) { |
| 525 | faceBitmap.recycle(); |
| 526 | } |
| 527 | |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 528 | mHandler.post(new Runnable() { |
| 529 | public void run() { |
| 530 | mWaitingToPick = mNumFaces > 1; |
| 531 | if (mNumFaces > 0) { |
| 532 | for (int i = 0; i < mNumFaces; i++) { |
| 533 | handleFace(mFaces[i]); |
| 534 | } |
| 535 | } else { |
| 536 | makeDefault(); |
| 537 | } |
| 538 | mImageView.invalidate(); |
| 539 | if (mImageView.mHighlightViews.size() == 1) { |
| 540 | mCrop = mImageView.mHighlightViews.get(0); |
| 541 | mCrop.setFocus(true); |
| 542 | } |
| 543 | |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 544 | if (mNumFaces > 1) { |
Chih-Chung Chang | d8209aa | 2009-04-07 11:45:12 -0700 | [diff] [blame] | 545 | Toast t = Toast.makeText(CropImage.this, |
| 546 | R.string.multiface_crop_help, |
| 547 | Toast.LENGTH_SHORT); |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 548 | t.show(); |
| 549 | } |
| 550 | } |
| 551 | }); |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 552 | } |
| 553 | }; |
The Android Open Source Project | b64d345 | 2009-03-03 19:32:20 -0800 | [diff] [blame] | 554 | } |
Chih-Chung Chang | 8f7c4a4 | 2009-04-08 22:35:03 -0700 | [diff] [blame] | 555 | |
| 556 | class CropImageView extends ImageViewTouchBase { |
| 557 | ArrayList<HighlightView> mHighlightViews = new ArrayList<HighlightView>(); |
| 558 | HighlightView mMotionHighlightView = null; |
| 559 | float mLastX, mLastY; |
| 560 | int mMotionEdge; |
| 561 | |
| 562 | @Override |
Chih-Chung Chang | 8f7c4a4 | 2009-04-08 22:35:03 -0700 | [diff] [blame] | 563 | protected void onLayout(boolean changed, int left, int top, |
| 564 | int right, int bottom) { |
| 565 | super.onLayout(changed, left, top, right, bottom); |
Chih-Chung Chang | 1f463a6 | 2009-07-30 17:59:09 +0800 | [diff] [blame] | 566 | if (mBitmapDisplayed.getBitmap() != null) { |
Chih-Chung Chang | 8f7c4a4 | 2009-04-08 22:35:03 -0700 | [diff] [blame] | 567 | for (HighlightView hv : mHighlightViews) { |
| 568 | hv.mMatrix.set(getImageMatrix()); |
| 569 | hv.invalidate(); |
| 570 | if (hv.mIsFocused) { |
| 571 | centerBasedOnHighlightView(hv); |
| 572 | } |
| 573 | } |
| 574 | } |
| 575 | } |
| 576 | |
| 577 | public CropImageView(Context context, AttributeSet attrs) { |
| 578 | super(context, attrs); |
| 579 | } |
| 580 | |
Owen Lin | 937fc48 | 2009-04-14 02:02:51 -0700 | [diff] [blame] | 581 | @Override |
Chih-Chung Chang | 8f7c4a4 | 2009-04-08 22:35:03 -0700 | [diff] [blame] | 582 | protected void zoomTo(float scale, float centerX, float centerY) { |
| 583 | super.zoomTo(scale, centerX, centerY); |
| 584 | for (HighlightView hv : mHighlightViews) { |
| 585 | hv.mMatrix.set(getImageMatrix()); |
| 586 | hv.invalidate(); |
| 587 | } |
| 588 | } |
| 589 | |
Owen Lin | 937fc48 | 2009-04-14 02:02:51 -0700 | [diff] [blame] | 590 | @Override |
Chih-Chung Chang | 8f7c4a4 | 2009-04-08 22:35:03 -0700 | [diff] [blame] | 591 | protected void zoomIn() { |
| 592 | super.zoomIn(); |
| 593 | for (HighlightView hv : mHighlightViews) { |
| 594 | hv.mMatrix.set(getImageMatrix()); |
| 595 | hv.invalidate(); |
| 596 | } |
| 597 | } |
| 598 | |
Owen Lin | 937fc48 | 2009-04-14 02:02:51 -0700 | [diff] [blame] | 599 | @Override |
Chih-Chung Chang | 8f7c4a4 | 2009-04-08 22:35:03 -0700 | [diff] [blame] | 600 | protected void zoomOut() { |
| 601 | super.zoomOut(); |
| 602 | for (HighlightView hv : mHighlightViews) { |
| 603 | hv.mMatrix.set(getImageMatrix()); |
| 604 | hv.invalidate(); |
| 605 | } |
| 606 | } |
| 607 | |
| 608 | @Override |
Chih-Chung Chang | 8f7c4a4 | 2009-04-08 22:35:03 -0700 | [diff] [blame] | 609 | protected void postTranslate(float deltaX, float deltaY) { |
| 610 | super.postTranslate(deltaX, deltaY); |
| 611 | for (int i = 0; i < mHighlightViews.size(); i++) { |
| 612 | HighlightView hv = mHighlightViews.get(i); |
| 613 | hv.mMatrix.postTranslate(deltaX, deltaY); |
| 614 | hv.invalidate(); |
| 615 | } |
| 616 | } |
| 617 | |
| 618 | // According to the event's position, change the focus to the first |
| 619 | // hitting cropping rectangle. |
| 620 | private void recomputeFocus(MotionEvent event) { |
| 621 | for (int i = 0; i < mHighlightViews.size(); i++) { |
| 622 | HighlightView hv = mHighlightViews.get(i); |
| 623 | hv.setFocus(false); |
| 624 | hv.invalidate(); |
| 625 | } |
| 626 | |
| 627 | for (int i = 0; i < mHighlightViews.size(); i++) { |
| 628 | HighlightView hv = mHighlightViews.get(i); |
| 629 | int edge = hv.getHit(event.getX(), event.getY()); |
| 630 | if (edge != HighlightView.GROW_NONE) { |
| 631 | if (!hv.hasFocus()) { |
| 632 | hv.setFocus(true); |
| 633 | hv.invalidate(); |
| 634 | } |
| 635 | break; |
| 636 | } |
| 637 | } |
| 638 | invalidate(); |
| 639 | } |
| 640 | |
| 641 | @Override |
| 642 | public boolean onTouchEvent(MotionEvent event) { |
| 643 | CropImage cropImage = (CropImage) mContext; |
| 644 | if (cropImage.mSaving) { |
| 645 | return false; |
| 646 | } |
| 647 | |
| 648 | switch (event.getAction()) { |
| 649 | case MotionEvent.ACTION_DOWN: |
| 650 | if (cropImage.mWaitingToPick) { |
| 651 | recomputeFocus(event); |
| 652 | } else { |
| 653 | for (int i = 0; i < mHighlightViews.size(); i++) { |
| 654 | HighlightView hv = mHighlightViews.get(i); |
| 655 | int edge = hv.getHit(event.getX(), event.getY()); |
| 656 | if (edge != HighlightView.GROW_NONE) { |
| 657 | mMotionEdge = edge; |
| 658 | mMotionHighlightView = hv; |
| 659 | mLastX = event.getX(); |
| 660 | mLastY = event.getY(); |
| 661 | mMotionHighlightView.setMode( |
| 662 | (edge == HighlightView.MOVE) |
| 663 | ? HighlightView.ModifyMode.Move |
| 664 | : HighlightView.ModifyMode.Grow); |
| 665 | break; |
| 666 | } |
| 667 | } |
| 668 | } |
| 669 | break; |
| 670 | case MotionEvent.ACTION_UP: |
| 671 | if (cropImage.mWaitingToPick) { |
| 672 | for (int i = 0; i < mHighlightViews.size(); i++) { |
| 673 | HighlightView hv = mHighlightViews.get(i); |
| 674 | if (hv.hasFocus()) { |
| 675 | cropImage.mCrop = hv; |
| 676 | for (int j = 0; j < mHighlightViews.size(); j++) { |
| 677 | if (j == i) { |
| 678 | continue; |
| 679 | } |
| 680 | mHighlightViews.get(j).setHidden(true); |
| 681 | } |
| 682 | centerBasedOnHighlightView(hv); |
| 683 | ((CropImage) mContext).mWaitingToPick = false; |
| 684 | return true; |
| 685 | } |
| 686 | } |
| 687 | } else if (mMotionHighlightView != null) { |
| 688 | centerBasedOnHighlightView(mMotionHighlightView); |
| 689 | mMotionHighlightView.setMode( |
| 690 | HighlightView.ModifyMode.None); |
| 691 | } |
| 692 | mMotionHighlightView = null; |
| 693 | break; |
| 694 | case MotionEvent.ACTION_MOVE: |
| 695 | if (cropImage.mWaitingToPick) { |
| 696 | recomputeFocus(event); |
| 697 | } else if (mMotionHighlightView != null) { |
| 698 | mMotionHighlightView.handleMotion(mMotionEdge, |
| 699 | event.getX() - mLastX, |
| 700 | event.getY() - mLastY); |
| 701 | mLastX = event.getX(); |
| 702 | mLastY = event.getY(); |
| 703 | |
| 704 | if (true) { |
| 705 | // This section of code is optional. It has some user |
| 706 | // benefit in that moving the crop rectangle against |
| 707 | // the edge of the screen causes scrolling but it means |
| 708 | // that the crop rectangle is no longer fixed under |
| 709 | // the user's finger. |
| 710 | ensureVisible(mMotionHighlightView); |
| 711 | } |
| 712 | } |
| 713 | break; |
| 714 | } |
| 715 | |
| 716 | switch (event.getAction()) { |
| 717 | case MotionEvent.ACTION_UP: |
Chih-Chung Chang | 0a475e1 | 2009-04-16 11:42:12 +0800 | [diff] [blame] | 718 | center(true, true); |
Chih-Chung Chang | 8f7c4a4 | 2009-04-08 22:35:03 -0700 | [diff] [blame] | 719 | break; |
| 720 | case MotionEvent.ACTION_MOVE: |
| 721 | // if we're not zoomed then there's no point in even allowing |
| 722 | // the user to move the image around. This call to center puts |
| 723 | // it back to the normalized location (with false meaning don't |
| 724 | // animate). |
| 725 | if (getScale() == 1F) { |
Chih-Chung Chang | 0a475e1 | 2009-04-16 11:42:12 +0800 | [diff] [blame] | 726 | center(true, true); |
Chih-Chung Chang | 8f7c4a4 | 2009-04-08 22:35:03 -0700 | [diff] [blame] | 727 | } |
| 728 | break; |
| 729 | } |
| 730 | |
| 731 | return true; |
| 732 | } |
| 733 | |
| 734 | // Pan the displayed image to make sure the cropping rectangle is visible. |
| 735 | private void ensureVisible(HighlightView hv) { |
| 736 | Rect r = hv.mDrawRect; |
| 737 | |
| 738 | int panDeltaX1 = Math.max(0, mLeft - r.left); |
| 739 | int panDeltaX2 = Math.min(0, mRight - r.right); |
| 740 | |
| 741 | int panDeltaY1 = Math.max(0, mTop - r.top); |
| 742 | int panDeltaY2 = Math.min(0, mBottom - r.bottom); |
| 743 | |
| 744 | int panDeltaX = panDeltaX1 != 0 ? panDeltaX1 : panDeltaX2; |
| 745 | int panDeltaY = panDeltaY1 != 0 ? panDeltaY1 : panDeltaY2; |
| 746 | |
| 747 | if (panDeltaX != 0 || panDeltaY != 0) { |
| 748 | panBy(panDeltaX, panDeltaY); |
| 749 | } |
| 750 | } |
| 751 | |
| 752 | // If the cropping rectangle's size changed significantly, change the |
| 753 | // view's center and scale according to the cropping rectangle. |
| 754 | private void centerBasedOnHighlightView(HighlightView hv) { |
| 755 | Rect drawRect = hv.mDrawRect; |
| 756 | |
| 757 | float width = drawRect.width(); |
| 758 | float height = drawRect.height(); |
| 759 | |
| 760 | float thisWidth = getWidth(); |
| 761 | float thisHeight = getHeight(); |
| 762 | |
| 763 | float z1 = thisWidth / width * .6F; |
| 764 | float z2 = thisHeight / height * .6F; |
| 765 | |
| 766 | float zoom = Math.min(z1, z2); |
| 767 | zoom = zoom * this.getScale(); |
| 768 | zoom = Math.max(1F, zoom); |
| 769 | |
| 770 | if ((Math.abs(zoom - getScale()) / zoom) > .1) { |
| 771 | float [] coordinates = new float[] {hv.mCropRect.centerX(), |
| 772 | hv.mCropRect.centerY()}; |
| 773 | getImageMatrix().mapPoints(coordinates); |
| 774 | zoomTo(zoom, coordinates[0], coordinates[1], 300F); |
| 775 | } |
| 776 | |
| 777 | ensureVisible(hv); |
| 778 | } |
| 779 | |
| 780 | @Override |
| 781 | protected void onDraw(Canvas canvas) { |
| 782 | super.onDraw(canvas); |
| 783 | for (int i = 0; i < mHighlightViews.size(); i++) { |
| 784 | mHighlightViews.get(i).draw(canvas); |
| 785 | } |
| 786 | } |
| 787 | |
| 788 | public void add(HighlightView hv) { |
| 789 | mHighlightViews.add(hv); |
| 790 | invalidate(); |
| 791 | } |
| 792 | } |