343 lines
10 KiB
C++
343 lines
10 KiB
C++
#include "undo.h"
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#include <QDebug>
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#include <QTreeWidgetItem>
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#include "project/clip.h"
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#include "project/sequence.h"
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#include "panels/panels.h"
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#include "panels/project.h"
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#include "playback/playback.h"
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#include "ui/sourcetable.h"
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QUndoStack undo_stack;
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#define TA_IN 0
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#define TA_OUT 1
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#define TA_CLIP_IN 2
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#define TA_TRACK 3
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#define TA_DELETE 4
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#define TA_ADD_IN 5
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#define TA_ADD_OUT 6
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#define TA_ADD_CLIP_IN 7
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#define TA_ADD_TRACK 8
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TimelineAction::TimelineAction() : done(false) {}
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TimelineAction::~TimelineAction() {
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for (int i=0;i<clips_to_add.size();i++) {
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delete clips_to_add.at(i);
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}
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if (done) {
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for (int i=0;i<deleted_clips.size();i++) {
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delete deleted_clips.at(i);
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}
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for (int i=0;i<deleted_media.size();i++) {
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panel_project->delete_media(deleted_media.at(i));
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delete deleted_media.at(i);
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}
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} else {
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/*for (int i=0;i<media_to_add.size();i++) {
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panel_project->delete_media(media_to_add.at(i));
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delete media_to_add.at(i);
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}*/
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}
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}
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void TimelineAction::offset_links(QVector<Clip*>& clips, int offset) {
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for (int i=0;i<clips.size();i++) {
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Clip* c = clips.at(i);
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for (int j=0;j<c->linked.size();j++) {
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c->linked[j] += offset;
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}
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}
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}
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void TimelineAction::add_clips(Sequence* s, QVector<Clip*>& add) {
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offset_links(add, clips_to_add.size());
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clips_to_add.append(add);
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for (int i=0;i<clips_to_add.size();i++) {
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sequence_to_add_clips_to.append(s);
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}
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}
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void TimelineAction::new_action(Sequence* s, int action, int clip, long old_val, long new_val) {
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sequences.append(s);
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actions.append(action);
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clips.append(clip);
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old_values.append(old_val);
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new_values.append(new_val);
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}
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void TimelineAction::set_timeline_in(Sequence* s, int clip, long value) {
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new_action(s, TA_IN, clip, s->get_clip(clip)->timeline_in, value);
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}
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void TimelineAction::set_timeline_out(Sequence* s, int clip, long value) {
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new_action(s, TA_OUT, clip, s->get_clip(clip)->timeline_out, value);
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}
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void TimelineAction::set_clip_in(Sequence* s, int clip, long value) {
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new_action(s, TA_CLIP_IN, clip, s->get_clip(clip)->clip_in, value);
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}
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void TimelineAction::set_track(Sequence* s, int clip, int value) {
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new_action(s, TA_TRACK, clip, s->get_clip(clip)->track, value);
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}
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void TimelineAction::increase_timeline_in(Sequence* s, int clip, long value) {
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new_action(s, TA_ADD_IN, clip, 0, value);
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}
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void TimelineAction::increase_timeline_out(Sequence* s, int clip, long value) {
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new_action(s, TA_ADD_OUT, clip, 0, value);
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}
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void TimelineAction::increase_clip_in(Sequence* s, int clip, long value) {
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new_action(s, TA_ADD_CLIP_IN, clip, 0, value);
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}
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void TimelineAction::increase_track(Sequence* s, int clip, int value) {
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new_action(s, TA_ADD_TRACK, clip, 0, value);
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}
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void TimelineAction::delete_clip(Sequence* s, int clip) {
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new_action(s, TA_DELETE, clip, 0, 0);
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}
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void TimelineAction::add_media(QTreeWidgetItem* item) {
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media_to_add.append(item);
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}
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void TimelineAction::delete_media(QTreeWidgetItem* item) {
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deleted_media.append(item);
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}
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void TimelineAction::undo() {
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for (int i=0;i<deleted_media.size();i++) {
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QTreeWidgetItem* item = deleted_media.at(i);
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QTreeWidgetItem* parent = deleted_media_parents.at(i);
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if (parent == NULL) {
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panel_project->source_table->addTopLevelItem(item);
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} else {
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parent->addChild(item);
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}
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}
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for (int i=0;i<actions.size();i++) {
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switch (actions.at(i)) {
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case TA_IN:
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sequences.at(i)->get_clip(clips.at(i))->timeline_in = old_values.at(i);
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break;
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case TA_OUT:
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sequences.at(i)->get_clip(clips.at(i))->timeline_out = old_values.at(i);
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break;
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case TA_CLIP_IN:
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sequences.at(i)->get_clip(clips.at(i))->clip_in = old_values.at(i);
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break;
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case TA_TRACK:
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sequences.at(i)->get_clip(clips.at(i))->track = old_values.at(i);
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break;
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case TA_DELETE:
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sequences.at(i)->replace_clip(clips.at(i), deleted_clips.at(new_values.at(i)));
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break;
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case TA_ADD_IN:
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sequences.at(i)->get_clip(clips.at(i))->timeline_in -= new_values.at(i);
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break;
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case TA_ADD_OUT:
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sequences.at(i)->get_clip(clips.at(i))->timeline_out -= new_values.at(i);
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break;
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case TA_ADD_CLIP_IN:
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sequences.at(i)->get_clip(clips.at(i))->clip_in -= new_values.at(i);
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break;
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case TA_ADD_TRACK:
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sequences.at(i)->get_clip(clips.at(i))->track -= new_values.at(i);
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break;
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}
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}
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// restore link references to deleted clips
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for (int i=0;i<removed_link_to.size();i++) {
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removed_link_from_sequence.at(i)->get_clip(removed_link_from.at(i))->linked.append(removed_link_to.at(i));
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}
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// delete added clips
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if (clips_to_add.size() > 0) {
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int delete_count = 0;
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for (int i=0;i<clips_to_add.size();i++) {
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sequence_to_add_clips_to.at(i)->destroy_clip(added_indexes.at(i)-delete_count, true);
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delete_count++;
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}
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}
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// remove any added media
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if (media_to_add.size() > 0) {
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for (int i=0;i<media_to_add.size();i++) {
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panel_project->source_table->takeTopLevelItem(panel_project->source_table->indexOfTopLevelItem(media_to_add.at(i)));
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}
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}
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done = false;
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}
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void TimelineAction::redo() {
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removed_link_from.clear();
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removed_link_to.clear();
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deleted_clips.clear();
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deleted_clips_indices.clear();
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deleted_clip_sequences.clear();
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added_indexes.clear();
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deleted_media_parents.clear();
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removed_link_from_sequence.clear();
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for (int i=0;i<actions.size();i++) {
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switch (actions.at(i)) {
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case TA_IN:
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{
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sequences.at(i)->get_clip(clips.at(i))->timeline_in = new_values.at(i);
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}
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break;
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case TA_OUT:
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{
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sequences.at(i)->get_clip(clips.at(i))->timeline_out = new_values.at(i);
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}
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break;
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case TA_CLIP_IN:
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{
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sequences.at(i)->get_clip(clips.at(i))->clip_in = new_values.at(i);
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}
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break;
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case TA_TRACK:
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{
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sequences.at(i)->get_clip(clips.at(i))->track = new_values.at(i);
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}
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break;
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case TA_DELETE:
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{
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new_values[i] = deleted_clips.size();
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deleted_clips.append(sequences.at(i)->get_clip(clips.at(i)));
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deleted_clips_indices.append(clips.at(i));
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deleted_clip_sequences.append(sequences.at(i));
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sequences.at(i)->replace_clip(clips.at(i), NULL);
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}
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break;
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case TA_ADD_IN:
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{
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sequences.at(i)->get_clip(clips.at(i))->timeline_in += new_values.at(i);
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}
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break;
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case TA_ADD_OUT:
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{
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sequences.at(i)->get_clip(clips.at(i))->timeline_out += new_values.at(i);
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}
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break;
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case TA_ADD_CLIP_IN:
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{
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sequences.at(i)->get_clip(clips.at(i))->clip_in += new_values.at(i);
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}
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break;
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case TA_ADD_TRACK:
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{
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sequences.at(i)->get_clip(clips.at(i))->track += new_values.at(i);
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}
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break;
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}
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}
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// remove any potential link references from deleted clips
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for (int i=0;i<deleted_clips_indices.size();i++) {
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Sequence* s = deleted_clip_sequences.at(i);
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for (int j=0;j<s->clip_count();j++) {
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Clip* c = s->get_clip(j);
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if (c != NULL) {
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for (int k=0;k<c->linked.size();k++) {
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if (c->linked.at(k) == deleted_clips_indices.at(i)) {
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removed_link_from_sequence.append(s);
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removed_link_from.append(j);
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removed_link_to.append(deleted_clips_indices.at(i));
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c->linked.removeAt(k);
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break;
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}
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}
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}
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}
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}
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// add any new clips
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if (clips_to_add.size() > 0) {
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QVector<Clip*> copies;
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for (int i=0;i<clips_to_add.size();i++) {
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Clip* original = clips_to_add.at(i);
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Clip* copy = original->copy();
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copy->linked.resize(original->linked.size());
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for (int j=0;j<original->linked.size();j++) {
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copy->linked[j] = original->linked.at(j) + sequence_to_add_clips_to.at(i)->clip_count();
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}
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copies.append(copy);
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}
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for (int i=0;i<clips_to_add.size();i++) {
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added_indexes.append(sequence_to_add_clips_to.at(i)->add_clip(copies.at(i)));
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}
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}
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// delete media
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if (deleted_media.size() > 0) {
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for (int i=0;i<deleted_media.size();i++) {
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QTreeWidgetItem* item = deleted_media.at(i);
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deleted_media_parents.append(item->parent());
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// if we're deleting the open sequence, close it
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if (panel_project->get_type_from_tree(item) == MEDIA_TYPE_SEQUENCE) {
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if (panel_project->get_sequence_from_tree(item) == sequence) {
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set_sequence(NULL);
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}
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}
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if (item->parent() == NULL) {
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panel_project->source_table->takeTopLevelItem(panel_project->source_table->indexOfTopLevelItem(item));
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} else {
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item->parent()->removeChild(item);
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}
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}
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}
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// add any new media
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if (media_to_add.size() > 0) {
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for (int i=0;i<media_to_add.size();i++) {
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panel_project->source_table->addTopLevelItem(media_to_add.at(i));
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}
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}
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done = true;
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}
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LinkCommand::LinkCommand() : link(true) {}
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void LinkCommand::undo() {
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for (int i=0;i<clips.size();i++) {
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Clip* c = clips.at(i);
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if (link) {
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c->linked.clear();
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} else {
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c->linked = old_links.at(i);
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}
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}
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}
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void LinkCommand::redo() {
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old_links.clear();
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for (int i=0;i<clips.size();i++) {
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Clip* c = clips.at(i);
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if (link) {
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for (int j=0;j<clips.size();j++) {
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if (i != j) {
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c->linked.append(j);
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}
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}
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} else {
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old_links.append(c->linked);
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c->linked.clear();
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}
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}
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}
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