Example #1
0
//------------------------------------------------------------------------------
int
main(int argc, char *argv[])
  {
  QApplication app(argc, argv);
  Canvas c;
  Pen(Pen::SOLID, 1, Color(0, 0, 0));
    {
    c.Select(Brush(Color(128, 128, 0, Color::TRANSPARENT)));
    c.DrawKeyhole(200, 100, 50, 100, Angle::Degrees(-20), Angle::Degrees(20));
    c.DrawKeyhole(400, 100, 50, 100, Angle::Degrees(70), Angle::Degrees(110));
    c.DrawKeyhole(200, 300, 50, 100, Angle::Degrees(160), Angle::Degrees(200));
    c.DrawKeyhole(400, 300, 50, 100, Angle::Degrees(-110), Angle::Degrees(-70));
    c.show();
    app.exec();
    }
    {
    c.Clear();
    c.DrawKeyhole(200, 100, 50, 100, Angle::Degrees(35), Angle::Degrees(55));
    c.DrawKeyhole(400, 100, 50, 100, Angle::Degrees(125), Angle::Degrees(145));
    c.DrawKeyhole(200, 300, 50, 100, Angle::Degrees(215), Angle::Degrees(235));
    c.DrawKeyhole(400, 300, 50, 100, Angle::Degrees(305), Angle::Degrees(325));
    c.show();
    app.exec();
    }
    {
    c.Clear();
    c.DrawFilledRectangle(0, 0, 100, 100, Color(128, 128, 128,
                                                Color::TRANSPARENT));
    c.DrawFilledRectangle(100, 100, 200, 200, Color(128, 0, 0,
                                                    Color::TRANSPARENT));
    c.DrawFilledRectangle(150, 150, 250, 250, Color(0, 128, 0,
                                                    Color::TRANSPARENT));
    c.DrawFilledRectangle(200, 200, 300, 300, Color(0, 0, 128,
                                                    Color::TRANSPARENT));
    c.DrawTransparentText(0, 0, "0");
    c.DrawTransparentText(0, 100, "100");
    c.DrawTransparentText(0, 200, "200");
    c.DrawTransparentText(0, 300, "300");
    c.DrawTransparentText(0, 400, "400");
    c.DrawTransparentText(0, 500, "500");
    c.DrawTransparentText(100, c.GetFontHeight(), "100");
    c.DrawTransparentText(200, c.GetFontHeight(), "200");
    c.DrawTransparentText(300, c.GetFontHeight(), "300");
    c.DrawTransparentText(400, c.GetFontHeight(), "400");
    c.DrawTransparentText(500, c.GetFontHeight(), "500");
    c.show();
    app.exec();
    }
    {
    c.Clear();
    c.DrawOutlineRectangle(100, 100, 200, 200, Color(255, 0, 0));
    c.show();
    app.exec();
    }
    {
    c.Clear();
    c.DrawRoundRectangle(100, 100, 200, 200, 10, 10);
    c.DrawRoundRectangle(200, 200, 300, 300, 100, 100);
    c.DrawRoundRectangle(300, 300, 400, 400, 50, 50);
    c.show();
    app.exec();
    }
    {
    c.Clear();
    PixelRect rc;
    rc.left   = 100;
    rc.top    = 100;
    rc.right  = 200;
    rc.bottom = 200;
    c.DrawRaisedEdge(rc);
    c.show();
    app.exec();
    }
    {
    c.Clear();
    RasterPoint rp[4];
    rp[0] = {100, 100};
    rp[1] = {200, 200};
    rp[2] = {200, 300};
    rp[3] = {300, 400};
    c.DrawPolyline(rp, 4);
    c.show();
    app.exec();
    }
    {
    c.Clear();
    RasterPoint rp[6];
    rp[0] = {100, 100};
    rp[1] = {150,  50};
    rp[2] = {200, 100};
    rp[3] = {200, 200};
    rp[4] = {150, 200};
    rp[5] = {100, 100};
    c.DrawPolygon(rp, 6);
    c.show();
    app.exec();
    }
    {
    c.Clear();
    RasterPoint rp[4];
    rp[0] = {100, 100};
    rp[1] = {200,  50};
    rp[2] = {200, 150};
    rp[3] = {150, 200};
    c.DrawTriangleFan(rp, 4);
    c.show();
    app.exec();
    }
    {
    c.Clear();
    c.DrawHLine(100, 200, 100, Color(255, 0, 0));
    c.DrawHLine(100, 200, 200, Color(0, 255, 0));
    c.DrawHLine(100, 200, 300, Color(0, 0, 255));
    c.show();
    app.exec();
    }
    {
    c.Clear();
    c.DrawLine(100, 100, 200, 200);
    c.DrawCircle(250, 250, 50);
    c.DrawSegment(100, 250, 50, Angle::Degrees(10), Angle::Degrees(30), false);
    c.show();
    app.exec();
    }
    {
    c.Clear();
    c.DrawAnnulus(100, 100, 50, 100, Angle::Degrees(10), Angle::Degrees(60));
    c.DrawAnnulus(300, 100, 50, 100, Angle::Degrees(0),  Angle::Degrees(360));
    c.DrawAnnulus(100, 300, 50, 100, Angle::Degrees(0),  Angle::Degrees(0));
    c.show();
    app.exec();
    }
    {
    PixelSize rc = c.CalcTextSize("Hello");
    std::cout << "Size of \"Hello\": " << rc.cx << ", " << rc.cy << std::endl;
    c.DrawClippedText(100, 100, rc.cx / 2, "Hello");
    c.show();
    app.exec();
    }
    {
    std::cout << "Height of font: " << c.GetFontHeight() << std::endl;
    }
    {
    c.Clear();
    c.DrawText(0, 50, "50");
    c.Clear();
    c.show();
    return app.exec();
    }
  }
Example #2
0
void
OZRenderer::Draw(Canvas &canvas, Layer layer, const Projection &projection,
                 const ObservationZonePoint &_oz, int offset)
{
  if (layer == LAYER_SHADE && offset < 0)
    return;

  Prepare(canvas, layer, offset);

  switch (_oz.shape) {
  case ObservationZonePoint::LINE:
  case ObservationZonePoint::FAI_SECTOR: {
    const SectorZone &oz = (const SectorZone &)_oz;

    RasterPoint p_center = projection.GeoToScreen(oz.get_location());
    if (layer != LAYER_ACTIVE)
      canvas.DrawSegment(p_center.x, p_center.y,
                         projection.GeoToScreenDistance(oz.getRadius()),
                         oz.getStartRadial() - projection.GetScreenAngle(),
                         oz.getEndRadial() - projection.GetScreenAngle());
    else {
      RasterPoint p_start = projection.GeoToScreen(oz.get_SectorStart());
      RasterPoint p_end = projection.GeoToScreen(oz.get_SectorEnd());

      canvas.DrawTwoLines(p_start, p_center, p_end);
    }

    break;
  }

  case ObservationZonePoint::CYLINDER: {
    const CylinderZone &oz = (const CylinderZone &)_oz;

    if (layer != LAYER_INACTIVE) {
      RasterPoint p_center = projection.GeoToScreen(oz.get_location());
      canvas.circle(p_center.x, p_center.y,
                    projection.GeoToScreenDistance(oz.getRadius()));
    }

    break;
  }

  case ObservationZonePoint::BGA_START:
  case ObservationZonePoint::SECTOR: {
    const SectorZone &oz = (const SectorZone &)_oz;

    if (layer != LAYER_INACTIVE) {
      RasterPoint p_center = projection.GeoToScreen(oz.get_location());

      canvas.DrawSegment(p_center.x, p_center.y,
                         projection.GeoToScreenDistance(oz.getRadius()),
                         oz.getStartRadial() - projection.GetScreenAngle(),
                         oz.getEndRadial() - projection.GetScreenAngle());

      RasterPoint p_start = projection.GeoToScreen(oz.get_SectorStart());
      RasterPoint p_end = projection.GeoToScreen(oz.get_SectorEnd());
      canvas.DrawTwoLines(p_start, p_center, p_end);
    }

    break;
  }

  case ObservationZonePoint::KEYHOLE:
  case ObservationZonePoint::BGAFIXEDCOURSE:
  case ObservationZonePoint::BGAENHANCEDOPTION: {
    const SectorZone &oz = (const SectorZone &)_oz;
    RasterPoint p_center = projection.GeoToScreen(oz.get_location());
    canvas.DrawKeyhole(p_center.x, p_center.y,
                       projection.GeoToScreenDistance(fixed(500)),
                       projection.GeoToScreenDistance(oz.getRadius()),
                       oz.getStartRadial() - projection.GetScreenAngle(),
                       oz.getEndRadial() - projection.GetScreenAngle());

    break;
  }

  case ObservationZonePoint::ANNULAR_SECTOR: {
    const AnnularSectorZone &oz = (const AnnularSectorZone &)_oz;
    RasterPoint p_center = projection.GeoToScreen(oz.get_location());
    canvas.DrawAnnulus(p_center.x, p_center.y,
                       projection.GeoToScreenDistance(oz.getInnerRadius()),
                       projection.GeoToScreenDistance(oz.getRadius()),
                       oz.getStartRadial() - projection.GetScreenAngle(),
                       oz.getEndRadial() - projection.GetScreenAngle());
  }

  }

  Finish(canvas, layer);
}