void AddImage::revert(ObjectsContainer* objects, UndoersCollector* redoers)
{
Stock* stock = objects->getObjectT<Stock>(m_stockId);
Image* image = stock->getImage(m_imageIndex);
if (image == NULL)
throw UndoException("One image was not found in the stock");
redoers->pushUndoer(new RemoveImage(objects, stock, m_imageIndex));
stock->removeImage(image);
delete image;
}
void ReplaceImage::revert(ObjectsContainer* objects, UndoersCollector* redoers)
{
Stock* stock = objects->getObjectT<Stock>(m_stockId);
// Read the image to be restored from the stream
Image* image = read_object<Image>(objects, m_stream, raster::read_image);
// Save the current image in the redoers
redoers->pushUndoer(new ReplaceImage(objects, stock, m_imageIndex));
Image* oldImage = stock->getImage(m_imageIndex);
// Replace the image in the stock
stock->replaceImage(m_imageIndex, image);
// Destroy the old image
delete oldImage;
}
Image* Cel::image() const
{
ASSERT(m_layer != NULL);
ASSERT(m_image >= 0);
ASSERT(m_image < m_layer->sprite()->stock()->size());
if (m_layer) {
Stock* stock = m_layer->sprite()->stock();
ASSERT(stock);
ASSERT(m_image >= 0 && m_image < stock->size());
if (m_image >= 0 && m_image < stock->size()) {
Image* image = stock->getImage(m_image);
ASSERT((m_image == 0 && !image) || (m_image != 0 && image));
return image;
}
}
return NULL;
}