void
RenderMarkers(Canvas &canvas, const WindowProjection &projection,
const MarkerLook &look, const ProtectedMarkers &markers)
{
const ProtectedMarkers::Lease lease(markers);
RenderMarkers(canvas, projection, look, lease);
}
void
MapWindow::Render(Canvas &canvas, const PixelRect &rc)
{
const NMEAInfo &basic = Basic();
// reset label over-write preventer
label_block.reset();
render_projection = visible_projection;
if (!render_projection.IsValid()) {
canvas.ClearWhite();
return;
}
// Calculate screen position of the aircraft
RasterPoint aircraft_pos{0,0};
if (basic.location_available)
aircraft_pos = render_projection.GeoToScreen(basic.location);
// Render terrain, groundline and topography
draw_sw.Mark("RenderTerrain");
RenderTerrain(canvas);
draw_sw.Mark("RenderTopography");
RenderTopography(canvas);
draw_sw.Mark("RenderFinalGlideShading");
RenderFinalGlideShading(canvas);
// Render track bearing (ground track)
draw_sw.Mark("DrawTrackBearing");
DrawTrackBearing(canvas, aircraft_pos);
// Render airspace
draw_sw.Mark("RenderAirspace");
RenderAirspace(canvas);
// Render task, waypoints
draw_sw.Mark("DrawContest");
DrawContest(canvas);
draw_sw.Mark("DrawTask");
DrawTask(canvas);
draw_sw.Mark("DrawWaypoints");
DrawWaypoints(canvas);
draw_sw.Mark("DrawNOAAStations");
RenderNOAAStations(canvas);
draw_sw.Mark("RenderMisc1");
// Render weather/terrain max/min values
DrawTaskOffTrackIndicator(canvas);
// Render the snail trail
if (basic.location_available)
RenderTrail(canvas, aircraft_pos);
RenderMarkers(canvas);
// Render estimate of thermal location
DrawThermalEstimate(canvas);
// Render topography on top of airspace, to keep the text readable
draw_sw.Mark("RenderTopographyLabels");
RenderTopographyLabels(canvas);
// Render glide through terrain range
draw_sw.Mark("RenderGlide");
RenderGlide(canvas);
draw_sw.Mark("RenderMisc2");
DrawBestCruiseTrack(canvas, aircraft_pos);
airspace_renderer.DrawIntersections(canvas, render_projection);
// Draw wind vector at aircraft
if (basic.location_available)
DrawWind(canvas, aircraft_pos, rc);
// Draw traffic
#ifdef HAVE_SKYLINES_TRACKING_HANDLER
DrawSkyLinesTraffic(canvas);
#endif
DrawTeammate(canvas);
if (basic.location_available)
DrawFLARMTraffic(canvas, aircraft_pos);
// Finally, draw you!
if (basic.location_available)
AircraftRenderer::Draw(canvas, GetMapSettings(), look.aircraft,
basic.attitude.heading - render_projection.GetScreenAngle(),
aircraft_pos);
// Render compass
DrawCompass(canvas, rc);
}