Example #1
0
static void move_or_copy_cels(
  DocApi& api, Op op,
  const LayerList& srcLayers,
  const LayerList& dstLayers,
  const SelectedFrames& srcFrames,
  const SelectedFrames& dstFrames)
{
  ASSERT(srcLayers.size() == dstLayers.size());

  for (layer_t i=0; i<srcLayers.size(); ++i) {
    auto srcFrame = srcFrames.begin();
    auto dstFrame = dstFrames.begin();
    auto srcFrameEnd = srcFrames.end();
    auto dstFrameEnd = dstFrames.end();

    for (; srcFrame != srcFrameEnd &&
           dstFrame != dstFrameEnd; ++srcFrame, ++dstFrame) {
      if (i >= 0 && i < srcLayers.size() && srcLayers[i]->isImage()) {
        LayerImage* srcLayer = static_cast<LayerImage*>(srcLayers[i]);

        if (i < dstLayers.size() && dstLayers[i]->isImage()) {
          LayerImage* srcLayer = static_cast<LayerImage*>(srcLayers[i]);
          LayerImage* dstLayer = static_cast<LayerImage*>(dstLayers[i]);

#ifdef TRACE_RANGE_OPS
          std::clog << (op == Move ? "Moving": "Copying")
                    << " cel " << srcLayer->name() << "[" << *srcFrame << "]"
                    << " into " << dstLayer->name() << "[" << *dstFrame << "]\n";
#endif

          switch (op) {
            case Move: api.moveCel(srcLayer, *srcFrame, dstLayer, *dstFrame); break;
            case Copy: api.copyCel(srcLayer, *srcFrame, dstLayer, *dstFrame); break;
          }
        }
        else if (op == Move) {
          api.clearCel(srcLayer, *srcFrame);
        }
      }
    }
  }
}