/* SPDX-License-Identifier: GPL-2.0-or-later
 * Copyright 2006 Blender Foundation. All rights reserved. */

/** \file
 * \ingroup cmpnodes
 */

#include "BKE_global.h"
#include "BKE_image.h"

#include "UI_interface.h"
#include "UI_resources.h"

#include "node_composite_util.hh"

/* **************** SPLIT VIEWER ******************** */

namespace blender::nodes::node_composite_split_viewer_cc {

static void cmp_node_split_viewer_declare(NodeDeclarationBuilder &b)
{
  b.add_input<decl::Color>(N_("Image"));
  b.add_input<decl::Color>(N_("Image"), "Image_001");
}

static void node_composit_init_splitviewer(bNodeTree *UNUSED(ntree), bNode *node)
{
  ImageUser *iuser = MEM_cnew<ImageUser>(__func__);
  node->storage = iuser;
  iuser->sfra = 1;
  node->custom1 = 50; /* default 50% split */

  node->id = (ID *)BKE_image_ensure_viewer(G.main, IMA_TYPE_COMPOSITE, "Viewer Node");
}

static void node_composit_buts_splitviewer(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
{
  uiLayout *row, *col;

  col = uiLayoutColumn(layout, false);
  row = uiLayoutRow(col, false);
  uiItemR(row, ptr, "axis", UI_ITEM_R_SPLIT_EMPTY_NAME | UI_ITEM_R_EXPAND, nullptr, ICON_NONE);
  uiItemR(col, ptr, "factor", UI_ITEM_R_SPLIT_EMPTY_NAME, nullptr, ICON_NONE);
}

}  // namespace blender::nodes::node_composite_split_viewer_cc

void register_node_type_cmp_splitviewer()
{
  namespace file_ns = blender::nodes::node_composite_split_viewer_cc;

  static bNodeType ntype;

  cmp_node_type_base(&ntype, CMP_NODE_SPLITVIEWER, "Split Viewer", NODE_CLASS_OUTPUT);
  ntype.declare = file_ns::cmp_node_split_viewer_declare;
  ntype.draw_buttons = file_ns::node_composit_buts_splitviewer;
  ntype.flag |= NODE_PREVIEW;
  node_type_init(&ntype, file_ns::node_composit_init_splitviewer);
  node_type_storage(&ntype, "ImageUser", node_free_standard_storage, node_copy_standard_storage);

  ntype.no_muting = true;

  nodeRegisterType(&ntype);
}