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Aegisub/src/selection_controller.cpp

75 lines
2.5 KiB
C++

// Copyright (c) 2014, Thomas Goyne <plorkyeran@aegisub.org>
//
// Permission to use, copy, modify, and distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice appear in all copies.
//
// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
// ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
// ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
// OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
//
// Aegisub Project http://www.aegisub.org/
#include "selection_controller.h"
#include "ass_dialogue.h"
#include "ass_file.h"
#include "include/aegisub/context.h"
#include "subs_controller.h"
#include <algorithm>
SelectionController::SelectionController(agi::Context *c) : context(c) { }
void SelectionController::SetSelectedSet(Selection new_selection) {
selection = std::move(new_selection);
AnnounceSelectedSetChanged();
}
void SelectionController::SetActiveLine(AssDialogue *new_line) {
if (new_line != active_line) {
active_line = new_line;
if (active_line)
context->ass->Properties.active_row = active_line->Row;
AnnounceActiveLineChanged(new_line);
}
}
void SelectionController::SetSelectionAndActive(Selection new_selection, AssDialogue *new_line) {
bool active_line_changed = new_line != active_line;
selection = std::move(new_selection);
active_line = new_line;
if (active_line)
context->ass->Properties.active_row = active_line->Row;
AnnounceSelectedSetChanged();
if (active_line_changed)
AnnounceActiveLineChanged(new_line);
}
std::vector<AssDialogue *> SelectionController::GetSortedSelection() const {
std::vector<AssDialogue *> ret(selection.begin(), selection.end());
sort(begin(ret), end(ret), [](AssDialogue *a, AssDialogue *b) { return a->Row < b->Row; });
return ret;
}
void SelectionController::PrevLine() {
if (!active_line) return;
auto it = context->ass->iterator_to(*active_line);
if (it != context->ass->Events.begin()) {
--it;
SetSelectionAndActive({&*it}, &*it);
}
}
void SelectionController::NextLine() {
if (!active_line) return;
auto it = context->ass->iterator_to(*active_line);
if (++it != context->ass->Events.end())
SetSelectionAndActive({&*it}, &*it);
}