/**
* @brief Sets the sprite model.
* @param model The sprite model, or nullptr to remove any model.
* This class does not take ownership on the model.
* The model can be deleted safely.
*/
void SpritePreviewer::set_model(SpriteModel* model) {
if (this->model != nullptr) {
this->model->disconnect(this);
this->model = nullptr;
}
this->model = model;
if (model != nullptr) {
connect(&model->get_selection_model(), SIGNAL(selectionChanged(QItemSelection,QItemSelection)),
this, SLOT(update_selection()));
update_selection();
connect(model, SIGNAL(animation_frame_delay_changed(Index,uint32_t)),
this, SLOT(update_frame_delay()));
connect(model, SIGNAL(animation_image_changed(Index,QString)),
this, SLOT(update_frames()));
connect(model, SIGNAL(direction_position_changed(Index,QPoint)),
this, SLOT(update_frames()));
connect(model, SIGNAL(direction_size_changed(Index,QSize)),
this, SLOT(update_frames()));
connect(model, SIGNAL(direction_num_frames_changed(Index,int)),
this, SLOT(update_frames()));
connect(model, SIGNAL(direction_num_columns_changed(Index,int)),
this, SLOT(update_frames()));
connect(model, SIGNAL(direction_origin_changed(Index,QPoint)),
this, SLOT(update_origin()));
}
/**
* @brief Sets the frame delay of an animation.
*
* Emits animation_frame_delay_changed() if there is a change.
*
* @param index An animation index.
* @param frame_delay The frame delay to set.
*/
void SpriteModel::set_animation_frame_delay(
const Index& index, uint32_t frame_delay) {
if (!animation_exists(index)) {
return;
}
SpriteAnimationData& animation = get_animation(index);
if (animation.get_frame_delay() == frame_delay) {
return;
}
animation.set_frame_delay(frame_delay);
emit animation_frame_delay_changed(index, frame_delay);
}