C++ DocumentApi::replaceStockImage方法代码示例

  /**
   * [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();
//.........这里部分代码省略.........

  /**
   * [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();
  }