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e61641c79c
Even though the functionality is seemingly trivial, this is a bit invasive, as the code has to be split into two distinct parts: 1) Post undo command 2) React to changes to the divelist Don't compile that code on mobile. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
50 lines
1.2 KiB
C++
50 lines
1.2 KiB
C++
// SPDX-License-Identifier: GPL-2.0
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#include "command_pictures.h"
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#include "core/subsurface-qt/divelistnotifier.h"
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namespace Command {
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static picture *dive_get_picture(const dive *d, const QString &fn)
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{
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int idx = get_picture_idx(&d->pictures, qPrintable(fn));
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return idx < 0 ? nullptr : &d->pictures.pictures[idx];
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}
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SetPictureOffset::SetPictureOffset(dive *dIn, const QString &filenameIn, offset_t offsetIn) :
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d(dIn), filename(filenameIn), offset(offsetIn)
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{
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if (!dive_get_picture(d, filename))
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d = nullptr;
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setText(Command::Base::tr("Change media time"));
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}
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void SetPictureOffset::redo()
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{
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picture *pic = dive_get_picture(d, filename);
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if (!pic) {
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fprintf(stderr, "SetPictureOffset::redo(): picture disappeared!");
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return;
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}
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std::swap(pic->offset, offset);
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offset_t newOffset = pic->offset;
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// Instead of trying to be smart, let's simply resort the picture table.
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// If someone complains about speed, do our usual "smart" thing.
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sort_picture_table(&d->pictures);
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emit diveListNotifier.pictureOffsetChanged(d, filename, newOffset);
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invalidate_dive_cache(d);
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}
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// Undo and redo do the same thing
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void SetPictureOffset::undo()
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{
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redo();
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}
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bool SetPictureOffset::workToBeDone()
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{
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return !!d;
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}
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} // namespace Command
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