C++ (Cpp) OZRenderer Beispiele

Beispiel #1

Datei: RunRenderOZ.cpp Projekt: mobotics/XCSoar

void
OZWindow::OnPaint(Canvas &canvas)
{
  canvas.ClearWhite();
  if (oz == NULL)
    return;

  const int offset = 0;

  roz.Draw(canvas, OZRenderer::LAYER_SHADE, projection, *oz, offset);
  roz.Draw(canvas, OZRenderer::LAYER_INACTIVE, projection, *oz, offset);
  roz.Draw(canvas, OZRenderer::LAYER_ACTIVE, projection, *oz, offset);
}

Beispiel #2

Datei: RunRenderOZ.cpp Projekt: j-konopka/XCSoar-TE

void
OZWindow::OnPaint(Canvas &canvas)
{
    canvas.ClearWhite();
    if (oz == NULL)
        return;

    const int offset = 0;

    roz.Draw(canvas, OZRenderer::LAYER_SHADE, projection, *oz, offset);
    roz.Draw(canvas, OZRenderer::LAYER_INACTIVE, projection, *oz, offset);
    roz.Draw(canvas, OZRenderer::LAYER_ACTIVE, projection, *oz, offset);

    /* debugging for ObservationZone::GetBoundary() */
    Pen pen(1, COLOR_RED);
    canvas.Select(pen);
    const OZBoundary boundary = oz->GetBoundary();
    for (auto i = boundary.begin(), end = boundary.end(); i != end; ++i) {
        RasterPoint p = projection.GeoToScreen(*i);
        canvas.DrawLine(p.x - 3, p.y - 3, p.x + 3, p.y + 3);
        canvas.DrawLine(p.x + 3, p.y - 3, p.x - 3, p.y + 3);
    }
}