150 lines
3.4 KiB
C++
150 lines
3.4 KiB
C++
/*
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* Olive Community Edition - Non-Linear Video Editor
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* Copyright (C) 2025 Olive CE Team
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "block.h"
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#include <QDebug>
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#include "node/inputdragger.h"
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#include "widget/slider/rationalslider.h"
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namespace olive
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{
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#define super Node
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const QString Block::kLengthInput = QStringLiteral("length_in");
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Block::Block()
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: previous_(nullptr)
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, next_(nullptr)
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, track_(nullptr)
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{
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AddInput(kLengthInput, NodeValue::kRational,
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InputFlags(kInputFlagNotConnectable | kInputFlagNotKeyframable |
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kInputFlagHidden));
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SetInputProperty(kLengthInput, QStringLiteral("min"),
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QVariant::fromValue(rational(0, 1)));
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SetInputProperty(kLengthInput, QStringLiteral("view"),
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RationalSlider::kTime);
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SetInputProperty(kLengthInput, QStringLiteral("viewlock"), true);
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SetInputFlag(kEnabledInput, kInputFlagNotConnectable);
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SetInputFlag(kEnabledInput, kInputFlagNotKeyframable);
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SetFlag(kDontShowInParamView);
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}
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QVector<Node::CategoryID> Block::Category() const
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{
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return { kCategoryTimeline };
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}
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rational Block::length() const
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{
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return GetStandardValue(kLengthInput).value<rational>();
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}
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void Block::set_length_and_media_out(const rational &length)
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{
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if (length == this->length()) {
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return;
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}
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set_length_internal(length);
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}
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void Block::set_length_and_media_in(const rational &length)
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{
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if (length == this->length()) {
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return;
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}
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// Set the length without setting media out
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set_length_internal(length);
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}
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bool Block::is_enabled() const
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{
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return GetStandardValue(kEnabledInput).toBool();
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}
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void Block::set_enabled(bool e)
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{
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SetStandardValue(kEnabledInput, e);
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emit EnabledChanged();
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}
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void Block::InputValueChangedEvent(const QString &input, int element)
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{
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super::InputValueChangedEvent(input, element);
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if (input == kLengthInput) {
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emit LengthChanged();
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} else if (input == kEnabledInput) {
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emit EnabledChanged();
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}
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}
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void Block::set_length_internal(const rational &length)
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{
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SetStandardValue(kLengthInput, QVariant::fromValue(length));
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}
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void Block::Retranslate()
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{
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super::Retranslate();
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SetInputName(kLengthInput, tr("Length"));
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SetInputName(kEnabledInput, tr("Enabled"));
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}
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void Block::InvalidateCache(const TimeRange &range, const QString &from,
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int element, InvalidateCacheOptions options)
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{
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TimeRange r;
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if (from == kLengthInput) {
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// We must intercept the signal here
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r = TimeRange(qMin(length(), last_length_), RATIONAL_MAX);
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if (!NodeInputDragger::IsInputBeingDragged()) {
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last_length_ = length();
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}
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options.insert(QStringLiteral("lengthevent"), true);
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} else {
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r = range;
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}
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super::InvalidateCache(r, from, element, options);
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}
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void Block::set_previous_next(Block *previous, Block *next)
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{
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if (previous) {
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previous->set_next(next);
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}
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if (next) {
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next->set_previous(previous);
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}
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}
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}
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