map_updates_handler.cpp

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/*
 * SPDX-FileCopyrightText: 2022-2023 Louis Moureaux <m_louis30@yahoo.com>
 *
 * SPDX-License-Identifier: GPLv3-or-later
 */
 
#include "map_updates_handler.h"
#include "city.h"
#include "options.h"
#include "tileset/tilespec.h"
 
namespace freeciv {
 
map_updates_handler::map_updates_handler(QObject *parent) : QObject(parent)
{
  map_updates_handler::listen();
}
 
void map_updates_handler::clear()
{
  m_full_update = false;
  m_updates.clear();
}
 
void map_updates_handler::update(const city *city, bool full)
{
  if (!m_full_update) {
    const auto tile = city_tile(city);
    if (full && (gui_options->draw_map_grid || gui_options->draw_borders)) {
      m_updates[tile] |= update_type::city_map;
    } else {
      // Assumption: city sprites are as big as unit sprites
      m_updates[tile] |= update_type::unit;
    }
    emit repaint_needed();
  }
}
 
void map_updates_handler::update(const tile *tile, bool full)
{
  if (!m_full_update) {
    if (full) {
      m_updates[tile] |= update_type::tile_full;
    } else {
      m_updates[tile] |= update_type::tile_single;
    }
    emit repaint_needed();
  }
}
 
void map_updates_handler::update(const unit *unit, bool full)
{
  if (!m_full_update) {
    const auto tile = unit_tile(unit);
    if (full && gui_options->draw_native) {
      update_all();
    } else if (full && unit_drawn_with_city_outline(unit, true)) {
      m_updates[tile] |= update_type::city_map;
      emit repaint_needed();
    } else {
      m_updates[tile] |= update_type::unit;
      emit repaint_needed();
    }
  }
}
 
void map_updates_handler::update_all()
{
  m_updates.clear();
  m_full_update = true;
  emit repaint_needed();
}
 
void map_updates_handler::update_city_description(const city *city)
{
  if (!m_full_update) {
    m_updates[city_tile(city)] |= update_type::city_description;
    emit repaint_needed();
  }
}
 
void map_updates_handler::update_tile_label(const tile *tile)
{
  if (!m_full_update) {
    m_updates[tile] |= update_type::tile_label;
    emit repaint_needed();
  }
}
 
} // namespace freeciv