Mercurial > hg > orthanc-stone
diff OrthancStone/Sources/Deprecated/Toolbox/ParallelSlicesCursor.cpp @ 1512:244ad1e4e76a
reorganization of folders
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Tue, 07 Jul 2020 16:21:02 +0200 |
parents | Framework/Deprecated/Toolbox/ParallelSlicesCursor.cpp@30deba7bc8e2 |
children |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/OrthancStone/Sources/Deprecated/Toolbox/ParallelSlicesCursor.cpp Tue Jul 07 16:21:02 2020 +0200 @@ -0,0 +1,221 @@ +/** + * Stone of Orthanc + * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics + * Department, University Hospital of Liege, Belgium + * Copyright (C) 2017-2020 Osimis S.A., Belgium + * + * This program is free software: you can redistribute it and/or + * modify it under the terms of the GNU Affero General Public License + * as published by the Free Software Foundation, either version 3 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Affero General Public License for more details. + * + * You should have received a copy of the GNU Affero General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + **/ + + +#include "ParallelSlicesCursor.h" + +#include <OrthancException.h> + +namespace Deprecated +{ + size_t ParallelSlicesCursor::GetDefaultSlice() + { + if (slices_.get() == NULL) + { + return 0; + } + else + { + return slices_->GetSliceCount() / 2; + } + } + + + size_t ParallelSlicesCursor::GetSliceCount() + { + if (slices_.get() == NULL) + { + return 0; + } + else + { + return slices_->GetSliceCount(); + } + } + + + OrthancStone::CoordinateSystem3D ParallelSlicesCursor::GetSlice(size_t slice) + { + if (slices_.get() == NULL) + { + return OrthancStone::CoordinateSystem3D(); + } + else + { + return slices_->GetSlice(slice); + } + } + + + void ParallelSlicesCursor::SetGeometry(const ParallelSlices& slices) + { + slices_.reset(new ParallelSlices(slices)); + + currentSlice_ = GetDefaultSlice(); + } + + + OrthancStone::CoordinateSystem3D ParallelSlicesCursor::GetCurrentSlice() + { + if (slices_.get() != NULL && + currentSlice_ < slices_->GetSliceCount()) + { + return slices_->GetSlice(currentSlice_); + } + else + { + return OrthancStone::CoordinateSystem3D(); // No slice is available, return the canonical geometry + } + } + + + bool ParallelSlicesCursor::SetDefaultSlice() + { + size_t slice = GetDefaultSlice(); + + if (currentSlice_ != slice) + { + currentSlice_ = slice; + return true; + } + else + { + return false; + } + } + + + bool ParallelSlicesCursor::ApplyOffset(OrthancStone::SliceOffsetMode mode, + int offset) + { + if (slices_.get() == NULL) + { + return false; + } + + int count = static_cast<int>(slices_->GetSliceCount()); + if (count == 0) + { + return false; + } + + int slice; + if (static_cast<int>(currentSlice_) >= count) + { + slice = count - 1; + } + else + { + slice = static_cast<int>(currentSlice_); + } + + switch (mode) + { + case OrthancStone::SliceOffsetMode_Absolute: + { + slice = offset; + break; + } + + case OrthancStone::SliceOffsetMode_Relative: + { + slice += offset; + break; + } + + case OrthancStone::SliceOffsetMode_Loop: + { + slice += offset; + while (slice < 0) + { + slice += count; + } + + while (slice >= count) + { + slice -= count; + } + + break; + } + + default: + throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); + } + + if (slice < 0) + { + slice = 0; + } + + if (slice >= count) + { + slice = count - 1; + } + + if (slice != static_cast<int>(currentSlice_)) + { + currentSlice_ = static_cast<int>(slice); + return true; + } + else + { + return false; + } + } + + + bool ParallelSlicesCursor::ApplyWheelEvent(OrthancStone::MouseWheelDirection direction, + OrthancStone::KeyboardModifiers modifiers) + { + int offset = (modifiers & OrthancStone::KeyboardModifiers_Control ? 10 : 1); + + switch (direction) + { + case OrthancStone::MouseWheelDirection_Down: + return ApplyOffset(OrthancStone::SliceOffsetMode_Relative, -offset); + + case OrthancStone::MouseWheelDirection_Up: + return ApplyOffset(OrthancStone::SliceOffsetMode_Relative, offset); + + default: + return false; + } + } + + + bool ParallelSlicesCursor::LookupSliceContainingPoint(const OrthancStone::Vector& p) + { + size_t slice; + double distance; + + if (slices_.get() != NULL && + slices_->ComputeClosestSlice(slice, distance, p)) + { + if (currentSlice_ != slice) + { + currentSlice_ = slice; + return true; + } + } + + return false; + } +}