/**
* Copies the given basic and calculated info to the MapWindowBlackboard
* and reads the Settings from the DeviceBlackboard.
* @param nmea_info Basic info
* @param derived_info Calculated info
* @param settings_computer Computer settings to exchange
* @param settings_map Map settings to exchange
*/
void
MapWindow::ReadBlackboard(const NMEA_INFO &nmea_info,
const DERIVED_INFO &derived_info,
const SETTINGS_COMPUTER &settings_computer,
const SETTINGS_MAP &settings_map)
{
MapWindowBlackboard::ReadBlackboard(nmea_info, derived_info);
ReadSettingsComputer(settings_computer);
ReadSettingsMap(settings_map);
}
void
GlueMapWindow::SetSettingsMap(const SETTINGS_MAP &new_value)
{
AssertThreadOrUndefined();
#ifdef ENABLE_OPENGL
ReadSettingsMap(new_value);
#else
ScopeLock protect(next_mutex);
next_settings_map = new_value;
#endif
}
void
GlueMapWindow::ExchangeBlackboard()
{
/* copy device_blackboard to MapWindow */
device_blackboard.mutex.Lock();
ReadBlackboard(device_blackboard.Basic(), device_blackboard.Calculated());
device_blackboard.mutex.Unlock();
#ifndef ENABLE_OPENGL
next_mutex.Lock();
ReadSettingsMap(next_settings_map);
ReadSettingsComputer(next_settings_computer);
next_mutex.Unlock();
#endif
}
void
GlueMapWindow::QuickRedraw(const SETTINGS_MAP &_settings_map)
{
assert(&_settings_map != &SettingsMap());
ReadSettingsMap(_settings_map);
/* update the Projection */
visible_projection.CalculateOrigin(get_client_rect(),
Basic(), Calculated(),
SettingsComputer(),
SettingsMap());
visible_projection.ExchangeBlackboard(Calculated(), SettingsMap());
++ui_generation;
/* quickly stretch the existing buffer into the window */
scale_buffer = 2;
invalidate();
}
