John Hoford | e162b03 | 2013-07-19 17:11:31 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2013 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 | package com.android.gallery3d.filtershow.filters; |
| 17 | |
| 18 | import android.graphics.Rect; |
| 19 | import android.util.JsonReader; |
| 20 | import android.util.JsonWriter; |
| 21 | |
Likai Ding | c83b5b7 | 2016-05-25 14:48:41 +0800 | [diff] [blame] | 22 | import org.codeaurora.gallery.R; |
John Hoford | e162b03 | 2013-07-19 17:11:31 -0700 | [diff] [blame] | 23 | import com.android.gallery3d.filtershow.editors.EditorGrad; |
| 24 | import com.android.gallery3d.filtershow.imageshow.MasterImage; |
| 25 | import com.android.gallery3d.filtershow.imageshow.Line; |
| 26 | |
| 27 | import java.io.IOException; |
| 28 | import java.util.Vector; |
| 29 | |
| 30 | public class FilterGradRepresentation extends FilterRepresentation |
| 31 | implements Line { |
| 32 | private static final String LOGTAG = "FilterGradRepresentation"; |
| 33 | public static final int MAX_POINTS = 16; |
| 34 | public static final int PARAM_BRIGHTNESS = 0; |
| 35 | public static final int PARAM_SATURATION = 1; |
| 36 | public static final int PARAM_CONTRAST = 2; |
| 37 | private static final double ADD_MIN_DIST = .05; |
| 38 | private static String LINE_NAME = "Point"; |
| 39 | private static final String SERIALIZATION_NAME = "grad"; |
| 40 | |
| 41 | public FilterGradRepresentation() { |
| 42 | super("Grad"); |
| 43 | setSerializationName(SERIALIZATION_NAME); |
| 44 | creatExample(); |
John Hoford | db7b89f | 2013-07-30 16:02:10 -0700 | [diff] [blame] | 45 | setOverlayId(R.drawable.filtershow_button_grad); |
John Hoford | e162b03 | 2013-07-19 17:11:31 -0700 | [diff] [blame] | 46 | setFilterClass(ImageFilterGrad.class); |
| 47 | setTextId(R.string.grad); |
| 48 | setEditorId(EditorGrad.ID); |
| 49 | } |
| 50 | |
| 51 | public void trimVector(){ |
| 52 | int n = mBands.size(); |
| 53 | for (int i = n; i < MAX_POINTS; i++) { |
| 54 | mBands.add(new Band()); |
| 55 | } |
| 56 | for (int i = MAX_POINTS; i < n; i++) { |
| 57 | mBands.remove(i); |
| 58 | } |
| 59 | } |
| 60 | |
| 61 | Vector<Band> mBands = new Vector<Band>(); |
| 62 | Band mCurrentBand; |
| 63 | |
| 64 | static class Band { |
| 65 | private boolean mask = true; |
John Hoford | db7b89f | 2013-07-30 16:02:10 -0700 | [diff] [blame] | 66 | |
John Hoford | e162b03 | 2013-07-19 17:11:31 -0700 | [diff] [blame] | 67 | private int xPos1 = -1; |
| 68 | private int yPos1 = 100; |
| 69 | private int xPos2 = -1; |
| 70 | private int yPos2 = 100; |
John Hoford | 4e28965 | 2013-08-13 14:00:58 -0700 | [diff] [blame] | 71 | private int brightness = -40; |
John Hoford | e162b03 | 2013-07-19 17:11:31 -0700 | [diff] [blame] | 72 | private int contrast = 0; |
| 73 | private int saturation = 0; |
John Hoford | db7b89f | 2013-07-30 16:02:10 -0700 | [diff] [blame] | 74 | |
John Hoford | e162b03 | 2013-07-19 17:11:31 -0700 | [diff] [blame] | 75 | |
| 76 | public Band() { |
| 77 | } |
| 78 | |
| 79 | public Band(int x, int y) { |
| 80 | xPos1 = x; |
| 81 | yPos1 = y+30; |
| 82 | xPos2 = x; |
| 83 | yPos2 = y-30; |
| 84 | } |
| 85 | |
| 86 | public Band(Band copy) { |
| 87 | mask = copy.mask; |
John Hoford | e162b03 | 2013-07-19 17:11:31 -0700 | [diff] [blame] | 88 | xPos1 = copy.xPos1; |
| 89 | yPos1 = copy.yPos1; |
| 90 | xPos2 = copy.xPos2; |
| 91 | yPos2 = copy.yPos2; |
| 92 | brightness = copy.brightness; |
| 93 | contrast = copy.contrast; |
| 94 | saturation = copy.saturation; |
John Hoford | e162b03 | 2013-07-19 17:11:31 -0700 | [diff] [blame] | 95 | } |
| 96 | |
| 97 | } |
| 98 | |
| 99 | @Override |
| 100 | public String toString() { |
| 101 | int count = 0; |
| 102 | for (Band point : mBands) { |
| 103 | if (!point.mask) { |
| 104 | count++; |
| 105 | } |
| 106 | } |
| 107 | return "c=" + mBands.indexOf(mBands) + "[" + mBands.size() + "]" + count; |
| 108 | } |
| 109 | |
| 110 | private void creatExample() { |
| 111 | Band p = new Band(); |
| 112 | p.mask = false; |
John Hoford | e162b03 | 2013-07-19 17:11:31 -0700 | [diff] [blame] | 113 | p.xPos1 = -1; |
| 114 | p.yPos1 = 100; |
| 115 | p.xPos2 = -1; |
| 116 | p.yPos2 = 100; |
John Hoford | 9029a46 | 2013-09-18 10:02:53 -0700 | [diff] [blame] | 117 | p.brightness = -50; |
John Hoford | e162b03 | 2013-07-19 17:11:31 -0700 | [diff] [blame] | 118 | p.contrast = 0; |
| 119 | p.saturation = 0; |
John Hoford | e162b03 | 2013-07-19 17:11:31 -0700 | [diff] [blame] | 120 | mBands.add(0, p); |
| 121 | mCurrentBand = p; |
| 122 | trimVector(); |
| 123 | } |
| 124 | |
| 125 | @Override |
| 126 | public void useParametersFrom(FilterRepresentation a) { |
| 127 | FilterGradRepresentation rep = (FilterGradRepresentation) a; |
| 128 | Vector<Band> tmpBands = new Vector<Band>(); |
| 129 | int n = (rep.mCurrentBand == null) ? 0 : rep.mBands.indexOf(rep.mCurrentBand); |
| 130 | for (Band band : rep.mBands) { |
| 131 | tmpBands.add(new Band(band)); |
| 132 | } |
| 133 | mCurrentBand = null; |
| 134 | mBands = tmpBands; |
| 135 | mCurrentBand = mBands.elementAt(n); |
| 136 | } |
| 137 | |
| 138 | @Override |
| 139 | public FilterRepresentation copy() { |
| 140 | FilterGradRepresentation representation = new FilterGradRepresentation(); |
| 141 | copyAllParameters(representation); |
| 142 | return representation; |
| 143 | } |
| 144 | |
| 145 | @Override |
| 146 | protected void copyAllParameters(FilterRepresentation representation) { |
| 147 | super.copyAllParameters(representation); |
| 148 | representation.useParametersFrom(this); |
| 149 | } |
| 150 | |
| 151 | @Override |
| 152 | public boolean equals(FilterRepresentation representation) { |
| 153 | if (representation instanceof FilterGradRepresentation) { |
John Hoford | db7b89f | 2013-07-30 16:02:10 -0700 | [diff] [blame] | 154 | FilterGradRepresentation rep = (FilterGradRepresentation) representation; |
| 155 | int n = getNumberOfBands(); |
| 156 | if (rep.getNumberOfBands() != n) { |
| 157 | return false; |
| 158 | } |
| 159 | for (int i = 0; i < mBands.size(); i++) { |
| 160 | Band b1 = mBands.get(i); |
| 161 | Band b2 = rep.mBands.get(i); |
| 162 | if (b1.mask != b2.mask |
| 163 | || b1.brightness != b2.brightness |
| 164 | || b1.contrast != b2.contrast |
| 165 | || b1.saturation != b2.saturation |
| 166 | || b1.xPos1 != b2.xPos1 |
| 167 | || b1.xPos2 != b2.xPos2 |
| 168 | || b1.yPos1 != b2.yPos1 |
| 169 | || b1.yPos2 != b2.yPos2) { |
| 170 | return false; |
| 171 | } |
| 172 | } |
| 173 | return true; |
John Hoford | e162b03 | 2013-07-19 17:11:31 -0700 | [diff] [blame] | 174 | } |
| 175 | return false; |
| 176 | } |
| 177 | |
| 178 | public int getNumberOfBands() { |
| 179 | int count = 0; |
| 180 | for (Band point : mBands) { |
| 181 | if (!point.mask) { |
| 182 | count++; |
| 183 | } |
| 184 | } |
| 185 | return count; |
| 186 | } |
| 187 | |
John Hoford | e162b03 | 2013-07-19 17:11:31 -0700 | [diff] [blame] | 188 | public int addBand(Rect rect) { |
| 189 | mBands.add(0, mCurrentBand = new Band(rect.centerX(), rect.centerY())); |
| 190 | mCurrentBand.mask = false; |
| 191 | int x = (mCurrentBand.xPos1 + mCurrentBand.xPos2)/2; |
| 192 | int y = (mCurrentBand.yPos1 + mCurrentBand.yPos2)/2; |
| 193 | double addDelta = ADD_MIN_DIST * Math.max(rect.width(), rect.height()); |
| 194 | boolean moved = true; |
| 195 | int count = 0; |
| 196 | int toMove = mBands.indexOf(mCurrentBand); |
| 197 | |
| 198 | while (moved) { |
| 199 | moved = false; |
| 200 | count++; |
| 201 | if (count > 14) { |
| 202 | break; |
| 203 | } |
| 204 | |
| 205 | for (Band point : mBands) { |
| 206 | if (point.mask) { |
| 207 | break; |
| 208 | } |
| 209 | } |
| 210 | |
| 211 | for (Band point : mBands) { |
| 212 | if (point.mask) { |
| 213 | break; |
| 214 | } |
| 215 | int index = mBands.indexOf(point); |
| 216 | |
| 217 | if (toMove != index) { |
| 218 | double dist = Math.hypot(point.xPos1 - x, point.yPos1 - y); |
| 219 | if (dist < addDelta) { |
| 220 | moved = true; |
| 221 | mCurrentBand.xPos1 += addDelta; |
| 222 | mCurrentBand.yPos1 += addDelta; |
| 223 | mCurrentBand.xPos2 += addDelta; |
| 224 | mCurrentBand.yPos2 += addDelta; |
| 225 | x = (mCurrentBand.xPos1 + mCurrentBand.xPos2)/2; |
| 226 | y = (mCurrentBand.yPos1 + mCurrentBand.yPos2)/2; |
| 227 | |
| 228 | if (mCurrentBand.yPos1 > rect.bottom) { |
| 229 | mCurrentBand.yPos1 = (int) (rect.top + addDelta); |
| 230 | } |
| 231 | if (mCurrentBand.xPos1 > rect.right) { |
| 232 | mCurrentBand.xPos1 = (int) (rect.left + addDelta); |
| 233 | } |
| 234 | } |
| 235 | } |
| 236 | } |
| 237 | } |
| 238 | trimVector(); |
| 239 | return 0; |
| 240 | } |
| 241 | |
| 242 | public void deleteCurrentBand() { |
| 243 | int index = mBands.indexOf(mCurrentBand); |
| 244 | mBands.remove(mCurrentBand); |
| 245 | trimVector(); |
| 246 | if (getNumberOfBands() == 0) { |
| 247 | addBand(MasterImage.getImage().getOriginalBounds()); |
| 248 | } |
| 249 | mCurrentBand = mBands.get(0); |
| 250 | } |
| 251 | |
| 252 | public void nextPoint(){ |
| 253 | int index = mBands.indexOf(mCurrentBand); |
| 254 | int tmp = index; |
| 255 | Band point; |
| 256 | int k = 0; |
| 257 | do { |
| 258 | index = (index+1)% mBands.size(); |
| 259 | point = mBands.get(index); |
| 260 | if (k++ >= mBands.size()) { |
| 261 | break; |
| 262 | } |
| 263 | } |
| 264 | while (point.mask == true); |
| 265 | mCurrentBand = mBands.get(index); |
| 266 | } |
| 267 | |
| 268 | public void setSelectedPoint(int pos) { |
| 269 | mCurrentBand = mBands.get(pos); |
| 270 | } |
| 271 | |
| 272 | public int getSelectedPoint() { |
| 273 | return mBands.indexOf(mCurrentBand); |
| 274 | } |
| 275 | |
| 276 | public boolean[] getMask() { |
| 277 | boolean[] ret = new boolean[mBands.size()]; |
| 278 | int i = 0; |
| 279 | for (Band point : mBands) { |
| 280 | ret[i++] = !point.mask; |
| 281 | } |
| 282 | return ret; |
| 283 | } |
| 284 | |
John Hoford | e162b03 | 2013-07-19 17:11:31 -0700 | [diff] [blame] | 285 | public int[] getXPos1() { |
| 286 | int[] ret = new int[mBands.size()]; |
| 287 | int i = 0; |
| 288 | for (Band point : mBands) { |
| 289 | ret[i++] = point.xPos1; |
| 290 | } |
| 291 | return ret; |
| 292 | } |
| 293 | |
| 294 | public int[] getYPos1() { |
| 295 | int[] ret = new int[mBands.size()]; |
| 296 | int i = 0; |
| 297 | for (Band point : mBands) { |
| 298 | ret[i++] = point.yPos1; |
| 299 | } |
| 300 | return ret; |
| 301 | } |
| 302 | |
| 303 | public int[] getXPos2() { |
| 304 | int[] ret = new int[mBands.size()]; |
| 305 | int i = 0; |
| 306 | for (Band point : mBands) { |
| 307 | ret[i++] = point.xPos2; |
| 308 | } |
| 309 | return ret; |
| 310 | } |
| 311 | |
| 312 | public int[] getYPos2() { |
| 313 | int[] ret = new int[mBands.size()]; |
| 314 | int i = 0; |
| 315 | for (Band point : mBands) { |
| 316 | ret[i++] = point.yPos2; |
| 317 | } |
| 318 | return ret; |
| 319 | } |
| 320 | |
| 321 | public int[] getBrightness() { |
| 322 | int[] ret = new int[mBands.size()]; |
| 323 | int i = 0; |
| 324 | for (Band point : mBands) { |
| 325 | ret[i++] = point.brightness; |
| 326 | } |
| 327 | return ret; |
| 328 | } |
| 329 | |
| 330 | public int[] getContrast() { |
| 331 | int[] ret = new int[mBands.size()]; |
| 332 | int i = 0; |
| 333 | for (Band point : mBands) { |
| 334 | ret[i++] = point.contrast; |
| 335 | } |
| 336 | return ret; |
| 337 | } |
| 338 | |
| 339 | public int[] getSaturation() { |
| 340 | int[] ret = new int[mBands.size()]; |
| 341 | int i = 0; |
| 342 | for (Band point : mBands) { |
| 343 | ret[i++] = point.saturation; |
| 344 | } |
| 345 | return ret; |
| 346 | } |
| 347 | |
John Hoford | e162b03 | 2013-07-19 17:11:31 -0700 | [diff] [blame] | 348 | public int getParameter(int type) { |
| 349 | switch (type){ |
| 350 | case PARAM_BRIGHTNESS: |
| 351 | return mCurrentBand.brightness; |
| 352 | case PARAM_SATURATION: |
| 353 | return mCurrentBand.saturation; |
| 354 | case PARAM_CONTRAST: |
| 355 | return mCurrentBand.contrast; |
| 356 | } |
| 357 | throw new IllegalArgumentException("no such type " + type); |
| 358 | } |
| 359 | |
| 360 | public int getParameterMax(int type) { |
| 361 | switch (type) { |
| 362 | case PARAM_BRIGHTNESS: |
| 363 | return 100; |
| 364 | case PARAM_SATURATION: |
| 365 | return 100; |
| 366 | case PARAM_CONTRAST: |
| 367 | return 100; |
| 368 | } |
| 369 | throw new IllegalArgumentException("no such type " + type); |
| 370 | } |
| 371 | |
| 372 | public int getParameterMin(int type) { |
| 373 | switch (type) { |
| 374 | case PARAM_BRIGHTNESS: |
| 375 | return -100; |
| 376 | case PARAM_SATURATION: |
| 377 | return -100; |
| 378 | case PARAM_CONTRAST: |
| 379 | return -100; |
| 380 | } |
| 381 | throw new IllegalArgumentException("no such type " + type); |
| 382 | } |
| 383 | |
| 384 | public void setParameter(int type, int value) { |
| 385 | mCurrentBand.mask = false; |
| 386 | switch (type) { |
| 387 | case PARAM_BRIGHTNESS: |
| 388 | mCurrentBand.brightness = value; |
| 389 | break; |
| 390 | case PARAM_SATURATION: |
| 391 | mCurrentBand.saturation = value; |
| 392 | break; |
| 393 | case PARAM_CONTRAST: |
| 394 | mCurrentBand.contrast = value; |
| 395 | break; |
| 396 | default: |
| 397 | throw new IllegalArgumentException("no such type " + type); |
| 398 | } |
| 399 | } |
| 400 | |
| 401 | @Override |
| 402 | public void setPoint1(float x, float y) { |
| 403 | mCurrentBand.xPos1 = (int)x; |
| 404 | mCurrentBand.yPos1 = (int)y; |
| 405 | } |
| 406 | |
| 407 | @Override |
| 408 | public void setPoint2(float x, float y) { |
| 409 | mCurrentBand.xPos2 = (int)x; |
| 410 | mCurrentBand.yPos2 = (int)y; |
| 411 | } |
| 412 | |
| 413 | @Override |
| 414 | public float getPoint1X() { |
| 415 | return mCurrentBand.xPos1; |
| 416 | } |
| 417 | |
| 418 | @Override |
| 419 | public float getPoint1Y() { |
| 420 | return mCurrentBand.yPos1; |
| 421 | } |
John Hoford | e162b03 | 2013-07-19 17:11:31 -0700 | [diff] [blame] | 422 | @Override |
| 423 | public float getPoint2X() { |
| 424 | return mCurrentBand.xPos2; |
| 425 | } |
| 426 | |
| 427 | @Override |
| 428 | public float getPoint2Y() { |
| 429 | return mCurrentBand.yPos2; |
| 430 | } |
| 431 | |
| 432 | @Override |
| 433 | public void serializeRepresentation(JsonWriter writer) throws IOException { |
| 434 | writer.beginObject(); |
| 435 | int len = mBands.size(); |
| 436 | int count = 0; |
| 437 | |
| 438 | for (int i = 0; i < len; i++) { |
| 439 | Band point = mBands.get(i); |
| 440 | if (point.mask) { |
| 441 | continue; |
| 442 | } |
| 443 | writer.name(LINE_NAME + count); |
| 444 | count++; |
| 445 | writer.beginArray(); |
| 446 | writer.value(point.xPos1); |
| 447 | writer.value(point.yPos1); |
| 448 | writer.value(point.xPos2); |
| 449 | writer.value(point.yPos2); |
| 450 | writer.value(point.brightness); |
| 451 | writer.value(point.contrast); |
| 452 | writer.value(point.saturation); |
| 453 | writer.endArray(); |
| 454 | } |
| 455 | writer.endObject(); |
| 456 | } |
| 457 | |
| 458 | @Override |
| 459 | public void deSerializeRepresentation(JsonReader sreader) throws IOException { |
| 460 | sreader.beginObject(); |
| 461 | Vector<Band> points = new Vector<Band>(); |
| 462 | |
| 463 | while (sreader.hasNext()) { |
| 464 | String name = sreader.nextName(); |
| 465 | if (name.startsWith(LINE_NAME)) { |
| 466 | int pointNo = Integer.parseInt(name.substring(LINE_NAME.length())); |
| 467 | sreader.beginArray(); |
| 468 | Band p = new Band(); |
| 469 | p.mask = false; |
| 470 | sreader.hasNext(); |
| 471 | p.xPos1 = sreader.nextInt(); |
| 472 | sreader.hasNext(); |
| 473 | p.yPos1 = sreader.nextInt(); |
| 474 | sreader.hasNext(); |
| 475 | p.xPos2 = sreader.nextInt(); |
| 476 | sreader.hasNext(); |
| 477 | p.yPos2 = sreader.nextInt(); |
| 478 | sreader.hasNext(); |
| 479 | p.brightness = sreader.nextInt(); |
| 480 | sreader.hasNext(); |
| 481 | p.contrast = sreader.nextInt(); |
| 482 | sreader.hasNext(); |
| 483 | p.saturation = sreader.nextInt(); |
| 484 | sreader.hasNext(); |
| 485 | sreader.endArray(); |
| 486 | points.add(p); |
| 487 | |
| 488 | } else { |
| 489 | sreader.skipValue(); |
| 490 | } |
| 491 | } |
| 492 | mBands = points; |
| 493 | trimVector(); |
| 494 | mCurrentBand = mBands.get(0); |
| 495 | sreader.endObject(); |
| 496 | } |
| 497 | } |