| 266 | } |
| 267 | |
| 268 | void SpectralSelectionBar::ModifySpectralSelection(bool done) |
| 269 | { |
| 270 | auto &manager = ProjectSelectionManager::Get(mProject); |
| 271 | auto &tracks = TrackList::Get(mProject); |
| 272 | const auto nyq = WaveTrack::ProjectNyquistFrequency(mProject); |
| 273 | |
| 274 | double bottom, top; |
| 275 | if (mbCenterAndWidth) { |
| 276 | mCenter = mCenterCtrl->GetValue(); |
| 277 | mWidth = mWidthCtrl->GetValue(); |
| 278 | if ((mCenter < 0 || mWidth < 0) && |
| 279 | (mLow >= 0 || mHigh >= 0)) |
| 280 | // Transition from defined spectral selection to undefined |
| 281 | bottom = top = SelectedRegion::UndefinedFrequency; |
| 282 | else if (mCenter < 0 && mWidth < 0) |
| 283 | bottom = top = SelectedRegion::UndefinedFrequency; |
| 284 | else { |
| 285 | if (mCenter < 0) { |
| 286 | mWidth = log(std::min(nyq, exp(mWidth))); |
| 287 | // Choose arbitrary center for the width |
| 288 | mCenter = sqrt(nyq); |
| 289 | } |
| 290 | else if (mWidth < 0) { |
| 291 | mCenter = std::max(1.0, std::min(nyq, mCenter)); |
| 292 | // Choose arbitrary width for the center |
| 293 | const double ratio = std::min(mCenter, nyq / mCenter); |
| 294 | mWidth = log(ratio * ratio); |
| 295 | } |
| 296 | else { |
| 297 | mCenter = std::max(1.0, std::min(nyq, mCenter)); |
| 298 | double ratio = std::min(mCenter, nyq / mCenter); |
| 299 | mWidth = std::min(2 * log(ratio), mWidth); |
| 300 | } |
| 301 | |
| 302 | const double ratio = exp(mWidth / 2); |
| 303 | bottom = mCenter / ratio, top = mCenter * ratio; |
| 304 | } |
| 305 | } |
| 306 | else { |
| 307 | bottom = mLowCtrl->GetValue(); |
| 308 | top = mHighCtrl->GetValue(); |
| 309 | |
| 310 | if (bottom >= 0) |
| 311 | bottom = std::min(nyq, bottom); |
| 312 | else |
| 313 | bottom = SelectedRegion::UndefinedFrequency; |
| 314 | |
| 315 | if (top >= 0) |
| 316 | top = std::min(nyq, top); |
| 317 | else |
| 318 | top = SelectedRegion::UndefinedFrequency; |
| 319 | // These have to be in the right order. |
| 320 | if( bottom > top ){ |
| 321 | // Oops. We must fix the order. |
| 322 | if( mLowCtrl->HasFocus() ) |
| 323 | top = bottom; |
| 324 | else |
| 325 | bottom = top; |