1047 lines
33 KiB
C++
1047 lines
33 KiB
C++
#include "timeline.h"
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#include "ui_timeline.h"
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#include "panels/panels.h"
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#include "panels/project.h"
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#include "panels/effectcontrols.h"
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#include "ui/timelinewidget.h"
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#include "project/sequence.h"
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#include "project/clip.h"
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#include "ui/viewerwidget.h"
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#include "playback/audio.h"
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#include "panels/viewer.h"
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#include "playback/cacher.h"
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#include "playback/playback.h"
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#include "effects/transition.h"
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#include "ui_viewer.h"
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#include "project/undo.h"
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#include "io/config.h"
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#include <QTime>
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#include <QScrollBar>
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#include <QtMath>
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Timeline::Timeline(QWidget *parent) :
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QDockWidget(parent),
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selecting(false),
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moving_init(false),
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moving_proc(false),
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splitting(false),
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importing(false),
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playing(false),
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trim_in_point(false),
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snapped(false),
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rect_select_init(false),
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rect_select_proc(false),
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snapping(true),
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last_frame(0),
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playhead(0),
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snap_point(0),
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cursor_frame(0),
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cursor_track(0),
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trim_target(-1),
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zoom(1.0),
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ui(new Ui::Timeline)
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{
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ui->setupUi(this);
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ui->video_area->bottom_align = true;
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tool_buttons.append(ui->toolArrowButton);
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tool_buttons.append(ui->toolEditButton);
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tool_buttons.append(ui->toolRippleButton);
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tool_buttons.append(ui->toolRazorButton);
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tool_buttons.append(ui->toolSlipButton);
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tool_buttons.append(ui->toolRollingButton);
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tool_buttons.append(ui->toolSlideButton);
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ui->toolArrowButton->click();
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update_sequence();
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connect(&playback_updater, SIGNAL(timeout()), this, SLOT(repaint_timeline()));
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}
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Timeline::~Timeline()
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{
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delete ui;
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}
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void Timeline::go_to_start() {
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seek(0);
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}
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void Timeline::previous_frame() {
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if (playhead > 0) seek(playhead-1);
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}
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void Timeline::next_frame() {
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seek(playhead+1);
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}
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void Timeline::previous_cut() {
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if (playhead > 0) {
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long p_cut = 0;
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for (int i=0;i<sequence->clip_count();i++) {
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Clip* c = sequence->get_clip(i);
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if (c != NULL) {
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if (c->timeline_out > p_cut && c->timeline_out < playhead) {
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p_cut = c->timeline_out;
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} else if (c->timeline_in > p_cut && c->timeline_in < playhead) {
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p_cut = c->timeline_in;
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}
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}
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}
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seek(p_cut);
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}
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}
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void Timeline::next_cut() {
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bool seek_enabled = false;
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long n_cut = LONG_MAX;
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for (int i=0;i<sequence->clip_count();i++) {
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Clip* c = sequence->get_clip(i);
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if (c != NULL) {
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if (c->timeline_in < n_cut && c->timeline_in > playhead) {
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n_cut = c->timeline_in;
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seek_enabled = true;
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} else if (c->timeline_out < n_cut && c->timeline_out > playhead) {
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n_cut = c->timeline_out;
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seek_enabled = true;
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}
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}
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}
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if (seek_enabled) seek(n_cut);
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}
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void Timeline::reset_all_audio() {
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// reset all clip audio
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if (sequence != NULL) {
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for (int i=0;i<sequence->clip_count();i++) {
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Clip* c = sequence->get_clip(i);
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if (c != NULL) {
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c->reset_audio = true;
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c->frame_sample_index = 0;
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c->audio_buffer_write = 0;
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}
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}
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}
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ui->audio_monitor->reset();
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clear_audio_ibuffer();
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}
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void Timeline::seek(long p) {
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pause();
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reset_all_audio();
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audio_ibuffer_frame = p;
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playhead = p;
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repaint_timeline();
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}
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void Timeline::toggle_play() {
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if (playing) {
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pause();
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} else {
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play();
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}
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}
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void Timeline::play() {
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playhead_start = playhead;
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start_msecs = QDateTime::currentMSecsSinceEpoch();
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playback_updater.start();
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playing = true;
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panel_viewer->set_playpause_icon(false);
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}
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void Timeline::pause() {
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playing = false;
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panel_viewer->set_playpause_icon(true);
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}
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void Timeline::go_to_end() {
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seek(sequence->getEndFrame());
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}
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int Timeline::get_track_height_size(bool video) {
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if (video) {
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return video_track_heights.size();
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} else {
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return audio_track_heights.size();
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}
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}
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void Timeline::add_transition() {
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for (int i=0;i<sequence->clip_count();i++) {
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Clip* c = sequence->get_clip(i);
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if (c != NULL && is_clip_selected(c, true)) {
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if (c->opening_transition == NULL) {
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c->opening_transition = create_transition(0, c);
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}
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if (c->closing_transition == NULL) {
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c->closing_transition = create_transition(0, c);
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}
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}
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}
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redraw_all_clips(true);
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}
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int Timeline::calculate_track_height(int track, int value) {
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int index = (track < 0) ? qAbs(track + 1) : track;
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QVector<int>& vector = (track < 0) ? video_track_heights : audio_track_heights;
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while (vector.size() < index+1) {
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vector.append(TRACK_DEFAULT_HEIGHT);
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}
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if (value > -1) {
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vector[index] = value;
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}
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return vector.at(index);
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}
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void Timeline::set_in_point() {
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ui->headers->set_in_point(playhead);
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}
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void Timeline::set_out_point() {
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ui->headers->set_out_point(playhead);
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}
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void Timeline::update_sequence() {
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bool null_sequence = (sequence == NULL);
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for (int i=0;i<tool_buttons.count();i++) {
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tool_buttons[i]->setEnabled(!null_sequence);
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}
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ui->snappingButton->setEnabled(!null_sequence);
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ui->pushButton_4->setEnabled(!null_sequence);
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ui->pushButton_5->setEnabled(!null_sequence);
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ui->headers->setEnabled(!null_sequence);
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if (null_sequence) {
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setWindowTitle("Timeline: <none>");
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} else {
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setWindowTitle("Timeline: " + sequence->name);
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reset_all_audio();
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redraw_all_clips(false);
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playback_updater.setInterval(qFloor(1000 / sequence->frame_rate));
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}
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}
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int Timeline::get_snap_range() {
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return getFrameFromScreenPoint(10);
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}
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bool Timeline::focused() {
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return (ui->headers->hasFocus() || ui->video_area->hasFocus() || ui->audio_area->hasFocus());
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}
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void Timeline::repaint_timeline() {
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if (playing) {
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playhead = round(playhead_start + ((QDateTime::currentMSecsSinceEpoch()-start_msecs) * 0.001 * sequence->frame_rate));
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}
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ui->headers->update();
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ui->video_area->update();
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ui->audio_area->update();
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if (last_frame != playhead) {
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panel_viewer->viewer_widget->update();
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ui->audio_monitor->update();
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last_frame = playhead;
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}
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panel_viewer->update_playhead_timecode(playhead);
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}
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void Timeline::redraw_all_clips(bool changed) {
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if (changed) {
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project_changed = true;
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if (!playing) reset_all_audio();
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panel_viewer->viewer_widget->update();
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}
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ui->video_area->redraw_clips();
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ui->audio_area->redraw_clips();
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ui->headers->update();
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panel_viewer->update_end_timecode();
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}
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void Timeline::select_all() {
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selections.clear();
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for (int i=0;i<sequence->clip_count();i++) {
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Clip* c = sequence->get_clip(i);
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Selection s;
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s.in = c->timeline_in;
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s.out = c->timeline_out;
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s.track = c->track;
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if (c != NULL) selections.append(s);
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}
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repaint_timeline();
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}
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void Timeline::delete_in_out(bool ripple) {
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if (sequence != NULL && sequence->using_workarea) {
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QVector<Selection> areas;
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int video_tracks = 0, audio_tracks = 0;
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sequence->get_track_limits(&video_tracks, &audio_tracks);
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for (int i=video_tracks;i<=audio_tracks;i++) {
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Selection s;
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s.in = sequence->workarea_in;
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s.out = sequence->workarea_out;
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s.track = i;
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areas.append(s);
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}
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TimelineAction* ta = new TimelineAction();
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panel_timeline->delete_areas_and_relink(ta, areas);
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if (ripple) ta->ripple(sequence, sequence->workarea_in, sequence->workarea_in - sequence->workarea_out);
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ta->set_in_out(sequence, false, 0, 0);
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undo_stack.push(ta);
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redraw_all_clips(true);
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}
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}
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void Timeline::delete_selection(bool ripple_delete) {
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if (selections.size() > 0) {
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panel_effect_controls->clear_effects(true);
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TimelineAction* ta = new TimelineAction();
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delete_areas_and_relink(ta, selections);
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if (ripple_delete) {
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long ripple_point = selections.at(0).in;
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long ripple_length = selections.at(0).out - selections.at(0).in;
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// retrieve ripple_point and ripple_length from current selection
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for (int i=1;i<selections.size();i++) {
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const Selection& s = selections.at(i);
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ripple_point = qMin(ripple_point, s.in);
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ripple_length = qMin(ripple_length, s.out - s.in);
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}
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// it feels a little more intuitive with this here
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ripple_point++;
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bool can_ripple = true;
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for (int i=0;i<sequence->clip_count();i++) {
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Clip* c = sequence->get_clip(i);
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if (c->timeline_in < ripple_point && c->timeline_out > ripple_point) {
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// conflict detected, but this clip may be getting deleted so let's check
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bool deleted = false;
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for (int j=0;j<selections.size();j++) {
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const Selection& s = selections.at(j);
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if (s.track == c->track
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&& !(c->timeline_in < s.in && c->timeline_out < s.in)
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&& !(c->timeline_in > s.out && c->timeline_out > s.out)) {
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deleted = true;
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break;
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}
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}
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if (!deleted) {
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for (int j=0;j<sequence->clip_count();j++) {
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Clip* cc = sequence->get_clip(j);
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if (cc->track == c->track
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&& cc->timeline_in > c->timeline_out
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&& cc->timeline_in < c->timeline_out + ripple_length) {
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ripple_length = cc->timeline_in - c->timeline_out;
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}
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}
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}
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}
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}
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if (can_ripple) ta->ripple(sequence, ripple_point, -ripple_length);
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}
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selections.clear();
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undo_stack.push(ta);
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redraw_all_clips(true);
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}
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}
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int lerp(int a, int b, double t) {
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return ((1.0 - t) * a) + (t * b);
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}
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void Timeline::set_zoom(bool in) {
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if (in) {
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zoom *= 2;
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} else {
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zoom /= 2;
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}
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ui->timeline_area->horizontalScrollBar()->setValue(
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lerp(
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ui->timeline_area->horizontalScrollBar()->value(),
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getScreenPointFromFrame(playhead) - (ui->timeline_area->width()/2),
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0.99
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)
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);
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redraw_all_clips(false);
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}
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/*void Timeline::ripple(TimelineAction* ta, long ripple_point, long ripple_length) {
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// ripple the selections
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for (int i=0;i<selections.size();i++) {
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Selection& s = selections[i];
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// only ripple the selection if it's within range of the ripple point
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if (s.old_in >= ripple_point) {
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s.in += ripple_length;
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s.out += ripple_length;
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}
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}
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}*/
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void Timeline::decheck_tool_buttons(QObject* sender) {
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for (int i=0;i<tool_buttons.count();i++) {
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tool_buttons[i]->setChecked(tool_buttons.at(i) == sender);
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}
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}
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QVector<int> Timeline::get_tracks_of_linked_clips(int i) {
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QVector<int> tracks;
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Clip* clip = sequence->get_clip(i);
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for (int j=0;j<clip->linked.size();j++) {
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tracks.append(sequence->get_clip(clip->linked.at(j))->track);
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}
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return tracks;
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}
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void Timeline::on_pushButton_4_clicked()
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{
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set_zoom(true);
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}
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void Timeline::on_pushButton_5_clicked()
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{
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set_zoom(false);
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}
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bool Timeline::is_clip_selected(Clip* clip, bool containing) {
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for (int i=0;i<selections.size();i++) {
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const Selection& s = selections.at(i);
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if (clip->track == s.track && ((clip->timeline_in >= s.in && clip->timeline_out <= s.out && containing) ||
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(!containing && !(clip->timeline_in < s.in && clip->timeline_out < s.in) && !(clip->timeline_in > s.in && clip->timeline_out > s.in)))) {
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return true;
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}
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}
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return false;
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}
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void Timeline::on_snappingButton_toggled(bool checked) {
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snapping = checked;
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}
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Clip* Timeline::split_clip(TimelineAction* ta, int p, long frame) {
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Clip* pre = sequence->get_clip(p);
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if (pre != NULL && pre->timeline_in < frame && pre->timeline_out > frame) { // guard against attempts to split at in/out points
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Clip* post = pre->copy(sequence);
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ta->set_timeline_out(sequence, p, frame);
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post->timeline_in = frame;
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post->clip_in = pre->clip_in + (frame - pre->timeline_in);
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long pre_length = pre->getLength();
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if (pre->closing_transition != NULL) {
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post->closing_transition = pre->closing_transition;
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pre->closing_transition = NULL;
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long post_length = post->getLength();
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if (post->closing_transition->length > post_length) {
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post->closing_transition->length = post_length;
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}
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}
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if (pre->opening_transition != NULL && pre->opening_transition->length > pre_length) {
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pre->opening_transition->length = pre_length;
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}
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return post;
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}
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return NULL;
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}
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bool Timeline::has_clip_been_split(int c) {
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for (int i=0;i<split_cache.size();i++) {
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if (split_cache.at(i) == c) {
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return true;
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}
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}
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return false;
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}
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bool Timeline::split_clip_and_relink(TimelineAction* ta, int clip, long frame, bool relink) {
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// see if we split this clip before
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if (has_clip_been_split(clip)) {
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return false;
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}
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split_cache.append(clip);
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Clip* c = sequence->get_clip(clip);
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if (c != NULL) {
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QVector<int> pre_clips;
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QVector<Clip*> post_clips;
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Clip* post = split_clip(ta, clip, frame);
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// if alt is not down, split clips links too
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if (post == NULL) {
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return false;
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} else {
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post_clips.append(post);
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if (relink) {
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pre_clips.append(clip);
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bool original_clip_is_selected = is_clip_selected(c, true);
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// find linked clips of old clip
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for (int i=0;i<c->linked.size();i++) {
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int l = c->linked.at(i);
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if (!has_clip_been_split(l)) {
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Clip* link = sequence->get_clip(l);
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if ((original_clip_is_selected && is_clip_selected(link, true)) || !original_clip_is_selected) {
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split_cache.append(l);
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Clip* s = split_clip(ta, l, frame);
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if (s != NULL) {
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pre_clips.append(l);
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post_clips.append(s);
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}
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}
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}
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}
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relink_clips_using_ids(pre_clips, post_clips);
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}
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ta->add_clips(sequence, post_clips);
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return true;
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}
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}
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return false;
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}
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void Timeline::clean_up_selections(QVector<Selection>& areas) {
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for (int i=0;i<areas.size();i++) {
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Selection& s = areas[i];
|
|
for (int j=0;j<areas.size();j++) {
|
|
if (i != j) {
|
|
Selection& ss = areas[j];
|
|
if (s.track == ss.track) {
|
|
bool remove = false;
|
|
if (s.in < ss.in && s.out > ss.out) {
|
|
// do nothing
|
|
} else if (s.in >= ss.in && s.out <= ss.out) {
|
|
remove = true;
|
|
} else if (s.in <= ss.out && s.out > ss.out) {
|
|
ss.out = s.out;
|
|
remove = true;
|
|
} else if (s.out >= ss.in && s.in < ss.in) {
|
|
ss.in = s.in;
|
|
remove = true;
|
|
}
|
|
if (remove) {
|
|
areas.removeAt(i);
|
|
i--;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void Timeline::delete_areas_and_relink(TimelineAction* ta, QVector<Selection>& areas) {
|
|
clean_up_selections(areas);
|
|
|
|
QVector<int> pre_clips;
|
|
QVector<Clip*> post_clips;
|
|
|
|
for (int i=0;i<areas.size();i++) {
|
|
const Selection& s = areas.at(i);
|
|
for (int j=0;j<sequence->clip_count();j++) {
|
|
Clip* c = sequence->get_clip(j);
|
|
if (c != NULL && c->track == s.track && !c->undeletable) {
|
|
if (c->timeline_in >= s.in && c->timeline_out <= s.out) {
|
|
// clips falls entirely within deletion area
|
|
ta->delete_clip(sequence, j);
|
|
} else if (c->timeline_in < s.in && c->timeline_out > s.out) {
|
|
// middle of clip is within deletion area
|
|
|
|
// duplicate clip
|
|
Clip* post = c->copy(sequence);
|
|
|
|
ta->set_timeline_out(sequence, j, s.in);
|
|
post->timeline_in = s.out;
|
|
post->clip_in = c->clip_in + (s.in - c->timeline_in) + (s.out - s.in);
|
|
|
|
pre_clips.append(j);
|
|
post_clips.append(post);
|
|
} else if (c->timeline_in < s.in && c->timeline_out > s.in) {
|
|
// only out point is in deletion area
|
|
ta->set_timeline_out(sequence, j, s.in);
|
|
} else if (c->timeline_in < s.out && c->timeline_out > s.out) {
|
|
// only in point is in deletion area
|
|
ta->increase_clip_in(sequence, j, s.out - c->timeline_in);
|
|
ta->set_timeline_in(sequence, j, s.out);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
relink_clips_using_ids(pre_clips, post_clips);
|
|
ta->add_clips(sequence, post_clips);
|
|
}
|
|
|
|
void Timeline::copy(bool del) {
|
|
bool cleared = false;
|
|
bool copied = false;
|
|
|
|
long min_in = 0;
|
|
|
|
for (int i=0;i<sequence->clip_count();i++) {
|
|
Clip* c = sequence->get_clip(i);
|
|
if (c != NULL) {
|
|
for (int j=0;j<selections.size();j++) {
|
|
const Selection& s = selections.at(j);
|
|
if (s.track == c->track && !((c->timeline_in <= s.in && c->timeline_out <= s.in) || (c->timeline_in >= s.out && c->timeline_out >= s.out))) {
|
|
if (!cleared) {
|
|
clip_clipboard.clear();
|
|
cleared = true;
|
|
}
|
|
|
|
Clip* copied_clip = c->copy(NULL);
|
|
|
|
// copy linked IDs (we correct these later in paste())
|
|
copied_clip->linked = c->linked;
|
|
|
|
if (copied_clip->timeline_in < s.in) {
|
|
copied_clip->clip_in += (s.in - copied_clip->timeline_in);
|
|
copied_clip->timeline_in = s.in;
|
|
}
|
|
|
|
if (copied_clip->timeline_out > s.out) {
|
|
copied_clip->timeline_out = s.out;
|
|
}
|
|
|
|
if (copied) {
|
|
min_in = qMin(min_in, s.in);
|
|
} else {
|
|
min_in = s.in;
|
|
copied = true;
|
|
}
|
|
|
|
copied_clip->load_id = i;
|
|
|
|
clip_clipboard.append(copied_clip);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
for (int i=0;i<clip_clipboard.size();i++) {
|
|
// initialize all timeline_ins to 0 or offsets of
|
|
clip_clipboard[i]->timeline_in -= min_in;
|
|
clip_clipboard[i]->timeline_out -= min_in;
|
|
}
|
|
|
|
if (del && copied) {
|
|
delete_selection(false);
|
|
}
|
|
}
|
|
|
|
void Timeline::relink_clips_using_ids(QVector<int>& old_clips, QVector<Clip*>& new_clips) {
|
|
// relink pasted clips
|
|
for (int i=0;i<old_clips.size();i++) {
|
|
// these indices should correspond
|
|
Clip* oc = sequence->get_clip(old_clips.at(i));
|
|
for (int j=0;j<oc->linked.size();j++) {
|
|
for (int k=0;k<old_clips.size();k++) { // find clip with that ID
|
|
if (oc->linked.at(j) == old_clips.at(k)) {
|
|
new_clips.at(i)->linked.append(k);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void Timeline::paste() {
|
|
if (clip_clipboard.size() > 0) {
|
|
TimelineAction* ta = new TimelineAction();
|
|
|
|
// create copies and delete areas that we'll be pasting to
|
|
QVector<Selection> delete_areas;
|
|
QVector<Clip*> pasted_clips;
|
|
long paste_end = 0;
|
|
for (int i=0;i<clip_clipboard.size();i++) {
|
|
Clip* c = clip_clipboard.at(i);
|
|
|
|
// create copy of clip and offset by playhead
|
|
Clip* cc = c->copy(sequence);
|
|
cc->timeline_in += playhead;
|
|
cc->timeline_out += playhead;
|
|
cc->track = c->track;
|
|
if (cc->timeline_out > paste_end) paste_end = cc->timeline_out;
|
|
cc->sequence = sequence;
|
|
pasted_clips.append(cc);
|
|
|
|
Selection s;
|
|
s.in = cc->timeline_in;
|
|
s.out = cc->timeline_out;
|
|
s.track = c->track;
|
|
delete_areas.append(s);
|
|
}
|
|
delete_areas_and_relink(ta, delete_areas);
|
|
|
|
// ADAPT
|
|
for (int i=0;i<clip_clipboard.size();i++) {
|
|
// these indices should correspond
|
|
Clip* oc = clip_clipboard.at(i);
|
|
|
|
for (int j=0;j<oc->linked.size();j++) {
|
|
for (int k=0;k<clip_clipboard.size();k++) { // find clip with that ID
|
|
if (clip_clipboard.at(k)->load_id == oc->linked.at(j)) {
|
|
pasted_clips.at(i)->linked.append(k);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
// ADAPT
|
|
|
|
ta->add_clips(sequence, pasted_clips);
|
|
|
|
undo_stack.push(ta);
|
|
|
|
redraw_all_clips(true);
|
|
|
|
if (config.paste_seeks) {
|
|
seek(paste_end);
|
|
}
|
|
}
|
|
}
|
|
|
|
void Timeline::ripple_to_in_point(bool in) {
|
|
if (sequence != NULL) {
|
|
// get track count
|
|
int track_min = 0;
|
|
int track_max = 0;
|
|
|
|
bool one_frame_mode = false;
|
|
|
|
// find closest in point to playhead
|
|
long in_point = in ? 0 : LONG_MAX;
|
|
for (int i=0;i<sequence->clip_count();i++) {
|
|
Clip* c = sequence->get_clip(i);
|
|
track_min = qMin(track_min, c->track);
|
|
track_max = qMax(track_max, c->track);
|
|
if ((in && c->timeline_in > in_point && c->timeline_in <= playhead)
|
|
|| (!in && c->timeline_in < in_point && c->timeline_in >= playhead)) {
|
|
in_point = c->timeline_in;
|
|
if (playhead == in_point) {
|
|
one_frame_mode = true;
|
|
break;
|
|
}
|
|
}
|
|
if ((in && c->timeline_out > in_point && c->timeline_out <= playhead)
|
|
|| (!in && c->timeline_out < in_point && c->timeline_out > playhead)) {
|
|
in_point = c->timeline_out;
|
|
if (playhead == in_point) {
|
|
one_frame_mode = true;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (one_frame_mode) {
|
|
|
|
} else {
|
|
// set up deletion areas based on track count
|
|
QVector<Selection> areas;
|
|
for (int i=track_min;i<=track_max;i++) {
|
|
Selection s;
|
|
s.in = qMin(in_point, playhead);
|
|
s.out = qMax(in_point, playhead);
|
|
s.track = i;
|
|
areas.append(s);
|
|
}
|
|
|
|
// trim and move clips around the in point
|
|
TimelineAction* ta = new TimelineAction();
|
|
delete_areas_and_relink(ta, areas);
|
|
ta->ripple(sequence, in_point, (in) ? (in_point - playhead) : (playhead - in_point));
|
|
undo_stack.push(ta);
|
|
|
|
redraw_all_clips(true);
|
|
|
|
if (in) seek(in_point);
|
|
}
|
|
}
|
|
}
|
|
|
|
bool Timeline::split_selection(TimelineAction* ta) {
|
|
bool split = false;
|
|
|
|
// temporary relinking vectors
|
|
QVector<int> pre_splits;
|
|
QVector<Clip*> post_splits;
|
|
QVector<Clip*> secondary_post_splits;
|
|
|
|
// find clips within selection and split
|
|
for (int j=0;j<sequence->clip_count();j++) {
|
|
Clip* clip = sequence->get_clip(j);
|
|
if (clip != NULL) {
|
|
for (int i=0;i<selections.size();i++) {
|
|
const Selection& s = selections.at(i);
|
|
if (s.track == clip->track) {
|
|
if (clip->timeline_in < s.in && clip->timeline_out > s.out) {
|
|
Clip* split_A = clip->copy(sequence);
|
|
split_A->clip_in += (s.in - clip->timeline_in);
|
|
split_A->timeline_in = s.in;
|
|
split_A->timeline_out = s.out;
|
|
pre_splits.append(j);
|
|
post_splits.append(split_A);
|
|
|
|
Clip* split_B = clip->copy(sequence);
|
|
split_B->clip_in += (s.out - clip->timeline_in);
|
|
split_B->timeline_in = s.out;
|
|
secondary_post_splits.append(split_B);
|
|
|
|
ta->set_timeline_out(sequence, j, s.in);
|
|
split = true;
|
|
} else {
|
|
Clip* post_a = split_clip(ta, j, s.in);
|
|
Clip* post_b = split_clip(ta, j, s.out);
|
|
if (post_a != NULL) {
|
|
pre_splits.append(j);
|
|
post_splits.append(post_a);
|
|
split = true;
|
|
}
|
|
if (post_b != NULL) {
|
|
if (post_a != NULL) {
|
|
pre_splits.append(j);
|
|
post_splits.append(post_b);
|
|
} else {
|
|
secondary_post_splits.append(post_b);
|
|
}
|
|
split = true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (split) {
|
|
// relink after splitting
|
|
relink_clips_using_ids(pre_splits, post_splits);
|
|
relink_clips_using_ids(pre_splits, secondary_post_splits);
|
|
ta->add_clips(sequence, post_splits);
|
|
ta->add_clips(sequence, secondary_post_splits);
|
|
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
void Timeline::split_at_playhead() {
|
|
TimelineAction* ta = new TimelineAction();
|
|
bool split_selected = false;
|
|
split_cache.clear();
|
|
|
|
if (selections.size() > 0) {
|
|
// see if whole clips are selected
|
|
QVector<int> pre_clips;
|
|
QVector<Clip*> post_clips;
|
|
for (int j=0;j<sequence->clip_count();j++) {
|
|
Clip* clip = sequence->get_clip(j);
|
|
if (clip != NULL && is_clip_selected(clip, true)) {
|
|
Clip* s = split_clip(ta, j, playhead);
|
|
if (s != NULL) {
|
|
pre_clips.append(j);
|
|
post_clips.append(s);
|
|
split_selected = true;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (split_selected) {
|
|
// relink clips if we split
|
|
relink_clips_using_ids(pre_clips, post_clips);
|
|
ta->add_clips(sequence, post_clips);
|
|
} else {
|
|
// split a selection if not
|
|
split_selected = split_selection(ta);
|
|
}
|
|
}
|
|
|
|
// if nothing was selected or no selections fell within playhead, simply split at playhead
|
|
if (!split_selected) {
|
|
for (int j=0;j<sequence->clip_count();j++) {
|
|
Clip* c = sequence->get_clip(j);
|
|
if (c != NULL) {
|
|
// always relinks
|
|
if (split_clip_and_relink(ta, j, playhead, true)) {
|
|
split_selected = true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (split_selected) {
|
|
undo_stack.push(ta);
|
|
redraw_all_clips(true);
|
|
} else {
|
|
delete ta;
|
|
}
|
|
}
|
|
|
|
bool Timeline::snap_to_point(long point, long* l) {
|
|
int limit = get_snap_range();
|
|
if (*l > point-limit-1 && *l < point+limit+1) {
|
|
snap_point = point;
|
|
*l = point;
|
|
snapped = true;
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
void Timeline::snap_to_clip(long* l, bool playhead_inclusive) {
|
|
snapped = false;
|
|
if (snapping) {
|
|
if (playhead_inclusive && !playing) {
|
|
playhead_inclusive = snap_to_point(playhead, l);
|
|
} else {
|
|
playhead_inclusive = false;
|
|
}
|
|
if (!playhead_inclusive) {
|
|
for (int i=0;i<sequence->clip_count();i++) {
|
|
Clip* c = sequence->get_clip(i);
|
|
if (c != NULL) {
|
|
if (snap_to_point(c->timeline_in, l)) {
|
|
break;
|
|
} else if (snap_to_point(c->timeline_out, l)) {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void Timeline::toggle_links() {
|
|
LinkCommand* command = new LinkCommand();
|
|
for (int i=0;i<sequence->clip_count();i++) {
|
|
Clip* c = sequence->get_clip(i);
|
|
if (c != NULL && is_clip_selected(c, true)) {
|
|
command->clips.append(c);
|
|
if (c->linked.size() > 0) {
|
|
command->link = false; // prioritize unlinking
|
|
|
|
for (int j=0;j<c->linked.size();j++) { // add links to the command
|
|
bool found = false;
|
|
Clip* link = sequence->get_clip(c->linked.at(j));
|
|
for (int k=0;k<command->clips.size();k++) {
|
|
if (command->clips.at(k) == link) {
|
|
found = true;
|
|
break;
|
|
}
|
|
}
|
|
if (!found) {
|
|
command->clips.append(link);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if (command->clips.size() > 0) {
|
|
undo_stack.push(command);
|
|
redraw_all_clips(true);
|
|
} else {
|
|
delete command;
|
|
}
|
|
}
|
|
|
|
void Timeline::increase_track_height() {
|
|
for (int i=0;i<video_track_heights.size();i++) {
|
|
video_track_heights[i] += TRACK_HEIGHT_INCREMENT;
|
|
}
|
|
for (int i=0;i<audio_track_heights.size();i++) {
|
|
audio_track_heights[i] += TRACK_HEIGHT_INCREMENT;
|
|
}
|
|
redraw_all_clips(false);
|
|
}
|
|
|
|
void Timeline::decrease_track_height() {
|
|
for (int i=0;i<video_track_heights.size();i++) {
|
|
video_track_heights[i] -= TRACK_HEIGHT_INCREMENT;
|
|
if (video_track_heights[i] < TRACK_MIN_HEIGHT) video_track_heights[i] = TRACK_MIN_HEIGHT;
|
|
}
|
|
for (int i=0;i<audio_track_heights.size();i++) {
|
|
audio_track_heights[i] -= TRACK_HEIGHT_INCREMENT;
|
|
if (audio_track_heights[i] < TRACK_MIN_HEIGHT) audio_track_heights[i] = TRACK_MIN_HEIGHT;
|
|
}
|
|
redraw_all_clips(false);
|
|
}
|
|
|
|
void Timeline::deselect() {
|
|
selections.clear();
|
|
repaint_timeline();
|
|
}
|
|
|
|
long Timeline::getFrameFromScreenPoint(int x) {
|
|
long f = round((float) x / zoom);
|
|
if (f < 0) {
|
|
return 0;
|
|
}
|
|
return f;
|
|
}
|
|
|
|
int Timeline::getScreenPointFromFrame(long frame) {
|
|
return (int) round(frame*zoom);
|
|
}
|
|
|
|
void Timeline::on_toolArrowButton_clicked() {
|
|
decheck_tool_buttons(sender());
|
|
ui->timeline_area->setCursor(Qt::ArrowCursor);
|
|
tool = TIMELINE_TOOL_POINTER;
|
|
}
|
|
|
|
void Timeline::on_toolEditButton_clicked() {
|
|
decheck_tool_buttons(sender());
|
|
ui->timeline_area->setCursor(Qt::IBeamCursor);
|
|
tool = TIMELINE_TOOL_EDIT;
|
|
}
|
|
|
|
void Timeline::on_toolRippleButton_clicked() {
|
|
decheck_tool_buttons(sender());
|
|
ui->timeline_area->setCursor(Qt::ArrowCursor);
|
|
tool = TIMELINE_TOOL_RIPPLE;
|
|
}
|
|
|
|
void Timeline::on_toolRollingButton_clicked() {
|
|
decheck_tool_buttons(sender());
|
|
ui->timeline_area->setCursor(Qt::ArrowCursor);
|
|
tool = TIMELINE_TOOL_ROLLING;
|
|
}
|
|
|
|
void Timeline::on_toolRazorButton_clicked()
|
|
{
|
|
decheck_tool_buttons(sender());
|
|
ui->timeline_area->setCursor(Qt::IBeamCursor);
|
|
tool = TIMELINE_TOOL_RAZOR;
|
|
}
|
|
|
|
void Timeline::on_toolSlipButton_clicked()
|
|
{
|
|
decheck_tool_buttons(sender());
|
|
ui->timeline_area->setCursor(Qt::ArrowCursor);
|
|
tool = TIMELINE_TOOL_SLIP;
|
|
}
|
|
|
|
void Timeline::on_toolSlideButton_clicked()
|
|
{
|
|
decheck_tool_buttons(sender());
|
|
ui->timeline_area->setCursor(Qt::ArrowCursor);
|
|
tool = TIMELINE_TOOL_SLIDE;
|
|
}
|