layer.cpp

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/*__            ___                 ***************************************
/   \          /   \         Copyright (c) 2021-2023 Freeciv21 contributors.
\_   \        /  __/                         This file is part of Freeciv21.
 _\   \      /  /__     Freeciv21 is free software: you can redistribute it
 \___  \____/   __/    and/or modify it under the terms of the GNU  General
     \_       _/          Public License  as published by the Free Software
       | @ @  \_               Foundation, either version 3 of the  License,
       |                              or (at your option) any later version.
     _/     /\                  You should have received  a copy of the GNU
    /o)  (o/\ \_                General Public License along with Freeciv21.
    \_____/ /                     If not, see https://www.gnu.org/licenses/.
      \____/        ********************************************************/
 
#include "layer.h"
 
#include "control.h"
#include "options.h"
#include "tilespec.h"
 
namespace freeciv {
 
bool layer::do_draw_unit(const tile *ptile, const unit *punit) const
{
  if (!punit) {
    // Can't draw a non-existing unit.
    return false;
  }
 
  // There is a unit.
 
  if (!ptile) {
    // No tile (so not on the map) => always draw.
    return true;
  }
 
  // Handle options to turn off drawing units.
  if (gui_options->draw_units) {
    return true;
  } else if (gui_options->draw_focus_unit && unit_is_in_focus(punit)) {
    return true;
  } else {
    return false;
  }
}
 
bool layer::solid_background(const tile *ptile, const unit *punit,
                             const city *pcity) const
{
  if (!gui_options->solid_color_behind_units) {
    // Solid background turned off (the default).
    return false;
  }
 
  return do_draw_unit(ptile, punit) || (gui_options->draw_cities && pcity);
}
 
QPixmap *layer::load_sprite(const QStringList &possible_names, bool required,
                            bool verbose) const
{
  return ::load_sprite(tileset(), possible_names, required, verbose);
}
 
} // namespace freeciv