Function create_tool_loop_preview

src/app/ui/editor/tool_loop_impl.cpp:616–651

};

tools::ToolLoop* create_tool_loop_preview(
  Editor* editor, Image* image,
  const gfx::Point& celOrigin)
{
  tools::Tool* current_tool = editor->getCurrentEditorTool();
  std::shared_ptr<tools::Ink> current_ink = editor->getCurrentEditorInk();
  if (!current_tool || !current_ink)
    return nullptr;

  Layer* layer = editor->layer();
  if (!layer ||
      !layer->isVisible() ||
      !layer->isEditable()) {
    return nullptr;
  }

  // Get fg/bg colors
  ColorBar* colorbar = ColorBar::instance();
  app::Color fg = colorbar->getFgColor();
  app::Color bg = colorbar->getBgColor();
  if (!fg.isValid() || !bg.isValid())
    return nullptr;

  // Create the new tool loop
  try {
    return new PreviewToolLoopImpl(
      editor,
      current_tool,
      current_ink,
      editor->document(),
      fg, bg, image, celOrigin);
  }
  catch (const std::exception&) {
    return nullptr;
  }
}

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