示例#1
0
void FlipCommand::onExecute(Context* context)
{
  ContextWriter writer(context);
  Document* document = writer.document();
  Sprite* sprite = writer.sprite();
  DocumentApi api = document->getApi();

  {
    UndoTransaction undoTransaction(writer.context(),
                                    m_flipMask ?
                                    (m_flipType == raster::algorithm::FlipHorizontal ?
                                     "Flip Horizontal":
                                     "Flip Vertical"):
                                    (m_flipType == raster::algorithm::FlipHorizontal ?
                                     "Flip Canvas Horizontal":
                                     "Flip Canvas Vertical"));

    if (m_flipMask) {
      int x, y;
      Image* image = writer.image(&x, &y);
      if (!image)
        return;

      Mask* mask = NULL;
      bool alreadyFlipped = false;

      // This variable will be the area to be flipped inside the image.
      gfx::Rect bounds(image->getBounds());

      // If there is some portion of sprite selected, we flip the
      // selected region only. If the mask isn't visible, we flip the
      // whole image.
      if (document->isMaskVisible()) {
        mask = document->getMask();

        // Intersect the full area of the image with the mask's
        // bounds, so we don't request to flip an area outside the
        // image's bounds.
        bounds = bounds.createIntersect(gfx::Rect(mask->getBounds()).offset(-x, -y));

        // If the mask isn't a rectangular area, we've to flip the mask too.
        if (mask->getBitmap() != NULL && !mask->isRectangular()) {
          int bgcolor = app_get_color_to_clear_layer(writer.layer());

          // Flip the portion of image specified by the mask.
          mask->offsetOrigin(-x, -y);
          api.flipImageWithMask(image, mask, m_flipType, bgcolor);
          mask->offsetOrigin(x, y);
          alreadyFlipped = true;

          // Flip the mask.
          Image* maskBitmap = mask->getBitmap();
          if (maskBitmap != NULL) {
            // Create a flipped copy of the current mask.
            base::UniquePtr<Mask> newMask(new Mask(*mask));
            newMask->freeze();
            raster::algorithm::flip_image(newMask->getBitmap(),
              maskBitmap->getBounds(), m_flipType);
            newMask->unfreeze();

            // Change the current mask and generate the new boundaries.
            api.copyToCurrentMask(newMask);

            document->generateMaskBoundaries();
          }
        }
      }

      // Flip the portion of image specified by "bounds" variable.
      if (!alreadyFlipped) {
        api.flipImage(image, bounds, m_flipType);
      }
    }
    else {
      // get all sprite cels
      CelList cels;
      sprite->getCels(cels);

      // for each cel...
      for (CelIterator it = cels.begin(); it != cels.end(); ++it) {
        Cel* cel = *it;
        Image* image = sprite->getStock()->getImage(cel->getImage());

        api.setCelPosition
          (sprite, cel,
           (m_flipType == raster::algorithm::FlipHorizontal ?
            sprite->getWidth() - image->getWidth() - cel->getX():
            cel->getX()),
           (m_flipType == raster::algorithm::FlipVertical ?
            sprite->getHeight() - image->getHeight() - cel->getY():
            cel->getY()));

        api.flipImage(image, image->getBounds(), m_flipType);
      }
    }

    undoTransaction.commit();
  }

  update_screen_for_document(document);
}
示例#2
0
  /**
   * [working thread]
   */
  virtual void onJob()
  {
    UndoTransaction undoTransaction(m_writer.context(), "Rotate Canvas");
    DocumentApi api = m_document->getApi();

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

    // for each cel...
    for (CelIterator it = cels.begin(); it != cels.end(); ++it) {
      Cel* cel = *it;
      Image* image = m_sprite->getStock()->getImage(cel->getImage());

      // change it location
      switch (m_angle) {
        case 180:
          api.setCelPosition(m_sprite, cel,
                             m_sprite->getWidth() - cel->getX() - image->getWidth(),
                             m_sprite->getHeight() - cel->getY() - image->getHeight());
          break;
        case 90:
          api.setCelPosition(m_sprite, cel,
                             m_sprite->getHeight() - cel->getY() - image->getHeight(),
                             cel->getX());
          break;
        case -90:
          api.setCelPosition(m_sprite, cel,
                             cel->getY(),
                             m_sprite->getWidth() - cel->getX() - image->getWidth());
          break;
      }
    }

    // for each stock's image
    for (int i=0; i<m_sprite->getStock()->size(); ++i) {
      Image* image = m_sprite->getStock()->getImage(i);
      if (!image)
        continue;

      // rotate the image
      Image* new_image = Image::create(image->getPixelFormat(),
                                       m_angle == 180 ? image->getWidth(): image->getHeight(),
                                       m_angle == 180 ? image->getHeight(): image->getWidth());
      raster::rotate_image(image, new_image, m_angle);

      api.replaceStockImage(m_sprite, i, new_image);

      jobProgress((float)i / m_sprite->getStock()->size());

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

    // rotate mask
    if (m_document->isMaskVisible()) {
      Mask* origMask = m_document->getMask();
      base::UniquePtr<Mask> new_mask(new Mask());
      const gfx::Rect& origBounds = origMask->getBounds();
      int x = 0, y = 0;

      switch (m_angle) {
        case 180:
          x = m_sprite->getWidth() - origBounds.x - origBounds.w;
          y = m_sprite->getHeight() - origBounds.y - origBounds.h;
          break;
        case 90:
          x = m_sprite->getHeight() - origBounds.y - origBounds.h;
          y = origBounds.x;
          break;
        case -90:
          x = origBounds.y;
          y = m_sprite->getWidth() - origBounds.x - origBounds.w;
          break;
      }

      // create the new rotated mask
      new_mask->replace(x, y,
                        m_angle == 180 ? origBounds.w: origBounds.h,
                        m_angle == 180 ? origBounds.h: origBounds.w);
      raster::rotate_image(origMask->getBitmap(), new_mask->getBitmap(), m_angle);

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

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

    // change the sprite's size
    if (m_angle != 180)
      api.setSpriteSize(m_sprite, m_sprite->getHeight(), m_sprite->getWidth());

    // commit changes
    undoTransaction.commit();
  }
示例#3
0
// clears the mask region in the current sprite with the specified background color
void UndoTransaction::clearMask(int bgcolor)
{
  Cel* cel = getCurrentCel();
  if (!cel)
    return;

  Image* image = getCelImage(cel);
  if (!image)
    return;

  Mask* mask = m_document->getMask();

  // If the mask is empty or is not visible then we have to clear the
  // entire image in the cel.
  if (!m_document->isMaskVisible()) {
    // If the layer is the background then we clear the image.
    if (m_sprite->getCurrentLayer()->is_background()) {
      if (isEnabled())
        m_undoHistory->pushUndoer(new undoers::ImageArea(m_undoHistory->getObjects(),
            image, 0, 0, image->w, image->h));

      // clear all
      image_clear(image, bgcolor);
    }
    // If the layer is transparent we can remove the cel (and its
    // associated image).
    else {
      removeCel(static_cast<LayerImage*>(m_sprite->getCurrentLayer()), cel);
    }
  }
  else {
    int offset_x = mask->getBounds().x-cel->getX();
    int offset_y = mask->getBounds().y-cel->getY();
    int u, v, putx, puty;
    int x1 = MAX(0, offset_x);
    int y1 = MAX(0, offset_y);
    int x2 = MIN(image->w-1, offset_x+mask->getBounds().w-1);
    int y2 = MIN(image->h-1, offset_y+mask->getBounds().h-1);

    // do nothing
    if (x1 > x2 || y1 > y2)
      return;

    if (isEnabled())
      m_undoHistory->pushUndoer(new undoers::ImageArea(m_undoHistory->getObjects(),
          image, x1, y1, x2-x1+1, y2-y1+1));

    // clear the masked zones
    for (v=0; v<mask->getBounds().h; v++) {
      div_t d = div(0, 8);
      uint8_t* address = ((uint8_t**)mask->getBitmap()->line)[v]+d.quot;

      for (u=0; u<mask->getBounds().w; u++) {
        if ((*address & (1<<d.rem))) {
          putx = u + offset_x;
          puty = v + offset_y;
          image_putpixel(image, putx, puty, bgcolor);
        }

        _image_bitmap_next_bit(d, address);
      }
    }
  }
}