Exemplo n.º 1
0
Layer* read_layer(std::istream& is, LayerSubObjectsSerializer* subObjects, Sprite* sprite)
{
  uint16_t name_length = read16(is);                // Name length
  std::vector<char> name(name_length+1);
  if (name_length > 0) {
    is.read(&name[0], name_length);                 // Name
    name[name_length] = 0;
  }
  else
    name[0] = 0;

  uint32_t flags = read32(is);                     // Flags
  uint16_t layer_type = read16(is);                // Type

  base::UniquePtr<Layer> layer;

  switch (static_cast<ObjectType>(layer_type)) {

    case ObjectType::LayerImage: {
      // Create layer
      layer.reset(new LayerImage(sprite));

      // Read cels
      int cels = read16(is);                      // Number of cels
      for (int c=0; c<cels; ++c) {
        // Read the cel
        Cel* cel = subObjects->read_cel(is);

        // Add the cel in the layer
        static_cast<LayerImage*>(layer.get())->addCel(cel);

        // Read the cel's image
        Image* image = subObjects->read_image(is);

        sprite->stock()->replaceImage(cel->imageIndex(), image);
      }
      break;
    }

    case ObjectType::LayerFolder: {
      // Create the layer set
      layer.reset(new LayerFolder(sprite));

      // Number of sub-layers
      int layers = read16(is);
      for (int c=0; c<layers; c++) {
        Layer* child = subObjects->read_layer(is);
        if (child)
          static_cast<LayerFolder*>(layer.get())->addLayer(child);
        else
          break;
      }
      break;
    }

    default:
      throw InvalidLayerType("Invalid layer type found in stream");

  }

  if (layer != NULL) {
    layer->setName(&name[0]);
    layer->setFlags(flags);
  }

  return layer.release();
}
  /**
   * [working thread]
   */
  virtual void onJob()
  {
    UndoTransaction undoTransaction(m_writer.context(), "Sprite Size");
    DocumentApi api = m_writer.document()->getApi();

    // Get all sprite cels
    CelList cels;
    m_sprite->getCels(cels);

    // For each cel...
    int progress = 0;
    for (CelIterator it = cels.begin(); it != cels.end(); ++it, ++progress) {
      Cel* cel = *it;

      // Change its location
      api.setCelPosition(m_sprite, cel, scale_x(cel->x()), scale_y(cel->y()));

      // Get cel's image
      Image* image = cel->image();
      if (!image)
        continue;

      // Resize the image
      int w = scale_x(image->width());
      int h = scale_y(image->height());
      Image* new_image = Image::create(image->pixelFormat(), MAX(1, w), MAX(1, h));

      doc::algorithm::fixup_image_transparent_colors(image);
      doc::algorithm::resize_image(image, new_image,
                                      m_resize_method,
                                      m_sprite->getPalette(cel->frame()),
                                      m_sprite->getRgbMap(cel->frame()));

      api.replaceStockImage(m_sprite, cel->imageIndex(), new_image);

      jobProgress((float)progress / cels.size());

      // cancel all the operation?
      if (isCanceled())
        return;        // UndoTransaction destructor will undo all operations
    }

    // Resize mask
    if (m_document->isMaskVisible()) {
      base::UniquePtr<Image> old_bitmap
        (crop_image(m_document->mask()->bitmap(), -1, -1,
                    m_document->mask()->bitmap()->width()+2,
                    m_document->mask()->bitmap()->height()+2, 0));

      int w = scale_x(old_bitmap->width());
      int h = scale_y(old_bitmap->height());
      base::UniquePtr<Mask> new_mask(new Mask);
      new_mask->replace(scale_x(m_document->mask()->bounds().x-1),
                        scale_y(m_document->mask()->bounds().y-1), MAX(1, w), MAX(1, h));
      algorithm::resize_image(old_bitmap, new_mask->bitmap(),
                              m_resize_method,
                              m_sprite->getPalette(FrameNumber(0)), // Ignored
                              m_sprite->getRgbMap(FrameNumber(0))); // Ignored

      // Reshrink
      new_mask->intersect(new_mask->bounds());

      // Copy new mask
      api.copyToCurrentMask(new_mask);

      // Regenerate mask
      m_document->resetTransformation();
      m_document->generateMaskBoundaries();
    }

    // resize sprite
    api.setSpriteSize(m_sprite, m_new_width, m_new_height);

    // commit changes
    undoTransaction.commit();
  }