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C++ LKSurface::DrawCircle方法代码示例

本文整理汇总了C++中LKSurface::DrawCircle方法的典型用法代码示例。如果您正苦于以下问题：C++ LKSurface::DrawCircle方法的具体用法？C++ LKSurface::DrawCircle怎么用？C++ LKSurface::DrawCircle使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类LKSurface的用法示例。


在下文中一共展示了LKSurface::DrawCircle方法的5个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: DrawThermalEstimate

//
// Draw circles and gadgets for thermals
//
void MapWindow::DrawThermalEstimate(LKSurface& Surface, const RECT& rc, const ScreenProjection& _Proj) {
  if (!EnableThermalLocator) return;

  if (mode.Is(Mode::MODE_CIRCLING)) {
	if (DerivedDrawInfo.ThermalEstimate_R>0) {
		const POINT screen = _Proj.LonLat2Screen(DerivedDrawInfo.ThermalEstimate_Longitude, DerivedDrawInfo.ThermalEstimate_Latitude);
		DrawBitmapIn(Surface, screen, hBmpThermalSource);

		const auto oldBrush = Surface.SelectObject(LKBrush_Hollow);
		double tradius;
		if (ISPARAGLIDER)
			tradius=50;
		else
			tradius=100;

		const auto oldPen = Surface.SelectObject(LKPen_White_N3);
		Surface.DrawCircle(screen.x, screen.y, (int)(tradius*zoom.ResScaleOverDistanceModify()), rc, true);
		Surface.SelectObject(LKPen_Black_N1);
		Surface.DrawCircle(screen.x, screen.y, (int)(tradius*zoom.ResScaleOverDistanceModify())+NIBLSCALE(2), rc, true);
		Surface.DrawCircle(screen.x, screen.y, (int)(tradius*zoom.ResScaleOverDistanceModify()), rc, true);

		Surface.SelectObject(oldPen);
        Surface.SelectObject(oldBrush);
	}
  } else {
	if (zoom.RealScale() <= 4) {
		for (int i=0; i<MAX_THERMAL_SOURCES; i++) {
			if (DerivedDrawInfo.ThermalSources[i].Visible) {
				DrawBitmapIn(Surface, DerivedDrawInfo.ThermalSources[i].Screen, hBmpThermalSource);
			}
		}
	}
  }
}
开发者ID:，项目名称:，代码行数:37，代码来源:

示例2: DrawThermalEstimateMultitarget

//
// Paint a circle around thermal multitarget
// Called only during map mode L>
//
void MapWindow::DrawThermalEstimateMultitarget(LKSurface& Surface, const RECT& rc, const ScreenProjection& _Proj) {

  int idx=0;

  // do not mix old and new thermals
  if (mode.Is(Mode::MODE_CIRCLING))
    return;

  // draw only when visible , at high zoom level
  if ( MapWindow::zoom.RealScale() >1 ) return;

  idx=GetThermalMultitarget();
  // no L> target destination
  if (idx <0)
    return;

  const POINT screen = _Proj.LonLat2Screen( ThermalHistory[idx].Longitude, ThermalHistory[idx].Latitude);

  double tradius;
  if (ISPARAGLIDER)
     tradius=100;
  else
     tradius=200;

  const auto oldPen = Surface.SelectObject(LKPen_White_N3);

  Surface.DrawCircle(screen.x, screen.y, (int)(tradius*zoom.ResScaleOverDistanceModify()), rc, false);
  Surface.SelectObject(LKPen_White_N2);
  Surface.DrawCircle(screen.x, screen.y, (int)(tradius*zoom.ResScaleOverDistanceModify())+NIBLSCALE(2), rc, false);
  Surface.DrawCircle(screen.x, screen.y, (int)(tradius*zoom.ResScaleOverDistanceModify()), rc, false);

  Surface.SelectObject(oldPen);
}
开发者ID:，项目名称:，代码行数:37，代码来源:

示例3: RenderTask


//.........这里部分代码省略.........
  }

  ScaleMakeSquare(rc);


  // draw aat areas
    if (AATEnabled)
    {
      for (i=MAXTASKPOINTS-1; i>0; i--)
      {
	    if (ValidTaskPoint(i))
	    {
		  lat1 = WayPointList[Task[i-1].Index].Latitude;
		  lon1 = WayPointList[Task[i-1].Index].Longitude;
		  lat2 = WayPointList[Task[i].Index].Latitude;
		  lon2 = WayPointList[Task[i].Index].Longitude;
		  x1 = (lon1-lon_c)*fastcosine(lat1);
		  y1 = (lat1-lat_c);
		  x2 = (lon2-lon_c)*fastcosine(lat2);
		  y2 = (lat2-lat_c);

#ifdef HAVE_HATCHED_BRUSH 
		  Surface.SelectObject(MapWindow::GetAirspaceBrushByClass(AATASK));
#else
                  Surface.SelectObject(LKBrush_Yellow);
#endif
		  Surface.SelectObject(LK_WHITE_PEN);
		  if (Task[i].AATType == SECTOR)
		  {
			Surface.Segment((long)((x2-x_min)*xscale+rc.left+BORDER_X),(long)((y_max-y2)*yscale+rc.top),(long)(aatradius[i]*yscale),rc,	Task[i].AATStartRadial,	Task[i].AATFinishRadial);
		  }
		  else
		  {
	        Surface.DrawCircle((long)((x2-x_min)*xscale+rc.left+BORDER_X), (long)((y_max-y2)*yscale+rc.top),  (long)(aatradius[i]*yscale), true);
	      }
        }
      }
    }

  if (!AATEnabled)
  {
	for (i=MAXTASKPOINTS-1; i>0; i--)
	{
	  if (ValidTaskPoint(i) && ValidTaskPoint(i-1))
	  {
		lat1 = WayPointList[Task[i-1].Index].Latitude;
		lon1 = WayPointList[Task[i-1].Index].Longitude;
		if (!ValidTaskPoint(1) ) {
		  lat2 = GPS_INFO.Latitude;
		  lon2 = GPS_INFO.Longitude;
		}
		else
		{
		  lat2 = WayPointList[Task[i].Index].Latitude;
		  lon2 = WayPointList[Task[i].Index].Longitude;
		}
		x1 = (lon1-lon_c)*fastcosine(lat1);
		y1 = (lat1-lat_c);
		x2 = (lon2-lon_c)*fastcosine(lat2);
		y2 = (lat2-lat_c);

	//	DrawLine(hdc, rc, x1, y1, x2, y2, STYLE_DASHGREEN);
		if( ValidTaskPoint(4) && i <2)
			goto skip_FAI;
#ifndef UNDITHER
		RenderFAISector ( Surface, rc, lat1, lon1, lat2, lon2, lat_c, lon_c,1, RGB_LIGHTYELLOW );
开发者ID:PhilColbert，项目名称:LK8000，代码行数:67，代码来源:RenderTask.cpp

示例4: LKDrawFLARMTraffic


//.........这里部分代码省略.........
		sc_name = sc;

		sc_name.y -= NIBLSCALE(16);
		sc_av = sc_name;

		_tcscpy(lbuffer,_T(""));
		if (DrawInfo.FLARM_Traffic[i].Cn && DrawInfo.FLARM_Traffic[i].Cn[0]!=_T('?')) { // 100322
			_tcscat(lbuffer,DrawInfo.FLARM_Traffic[i].Cn);
		}
		if (DrawInfo.FLARM_Traffic[i].Average30s>=0.1) {
                  size_t len = _tcslen(lbuffer);
                  if (len > 0)
                    _stprintf(lbuffer + len,_T(":%.1f"),LIFTMODIFY*DrawInfo.FLARM_Traffic[i].Average30s);
                  else
                    _stprintf(lbuffer,_T("%.1f"),LIFTMODIFY*DrawInfo.FLARM_Traffic[i].Average30s);
		}

		displaymode.Border=1;

		if (_tcslen(lbuffer)>0)
		TextInBox(Surface, &rc, lbuffer, sc.x+tscaler, sc.y+tscaler, &displaymode, false);

		// red circle
		if ((DrawInfo.FLARM_Traffic[i].AlarmLevel>0) && (DrawInfo.FLARM_Traffic[i].AlarmLevel<4)) {
			DrawBitmapIn(Surface, sc, hFLARMTraffic,true);
		}
#if 1 // 1
		Arrow[0].x = -4;
		Arrow[0].y = 5;
		Arrow[1].x = 0;
		Arrow[1].y = -6;
		Arrow[2].x = 4;
		Arrow[2].y = 5;
		Arrow[3].x = 0;
		Arrow[3].y = 2;
		Arrow[4].x = -4;
		Arrow[4].y = 5;

		for (int q=0; q < 5; q++)
		{
			Arrow[q].x  = (LONG) ((double)Arrow[q].x * 1.7);
			Arrow[q].y  = (LONG) ((double)Arrow[q].y * 1.7);
		}
#else

		Arrow[0].x = scaler[0];
		Arrow[0].y = scaler[1];
		Arrow[1].x = 0;
		Arrow[1].y = scaler[2];
		Arrow[2].x = scaler[3];
		Arrow[2].y = scaler[1];
		Arrow[3].x = 0;
		Arrow[3].y = scaler[4];
		Arrow[4].x = scaler[0];
		Arrow[4].y = scaler[1];
#endif


/*
		switch (DrawInfo.FLARM_Traffic[i].Status) { // 100321
			case LKT_GHOST:
				Surface.SelectObject(yellowBrush);
				break;
			case LKT_ZOMBIE:
				Surface.SelectObject(redBrush);
				break;
			default:
				Surface.SelectObject(greenBrush);
				break;
		}
*/
		  /*************************************************************************
		   * calculate climb color
		   *************************************************************************/

		  int iVarioIdx = (int)(2*DrawInfo.FLARM_Traffic[i].Average30s  -0.5)+NO_VARIO_COLORS/2;
		  if(iVarioIdx < 0) iVarioIdx =0;
		  if(iVarioIdx >= NO_VARIO_COLORS) iVarioIdx =NO_VARIO_COLORS-1;
		  Surface.SelectObject(*variobrush[iVarioIdx]);

		  switch (DrawInfo.FLARM_Traffic[i].Status) { // 100321
			case LKT_GHOST:
				Surface.Rectangle(sc.x-iRectangleSize,  sc.y-iRectangleSize,sc.x+iRectangleSize, sc.y+iRectangleSize);
				break;
			case LKT_ZOMBIE:
				Surface.DrawCircle(sc.x,  sc.x, iCircleSize, rc, true );
				break;
			default:
				PolygonRotateShift(Arrow, 5, sc.x, sc.y, DrawInfo.FLARM_Traffic[i].TrackBearing - DisplayAngle);
				Surface.Polygon(Arrow,5);
				break;
		  }

	}
  }

  Surface.SelectObject(oldfont);
  Surface.SelectObject(hpold);

}
开发者ID:jaaaaf，项目名称:LK8000，代码行数:101，代码来源:LKDrawFLARMTraffic.cpp

示例5: DrawRunway


//.........这里部分代码省略.........
#if defined(ANDROID) || defined(KOBO)
  l = (int)(l * 2.0 * fScaleFact / ScreenScale); if(l==0) l=1;
  b = (int)(b * 2.0 * fScaleFact / ScreenScale); if(b==0) b=1;
  p = (int)(cir * 2.0 * fScaleFact); if(p==0) p=1;
#else
  l = (int)(l * fScaleFact); if(l==0) l=1;
  b = (int)(b * fScaleFact); if(b==0) b=1;
  p = (int)(cir * 2.0 * fScaleFact); if(p==0) p=1;
#endif

  switch(wp->Style) {
	case STYLE_AIRFIELDSOLID: solid = true;  bRunway  = true;  bOutland = false;  bGlider  = false;	break;
	case STYLE_AIRFIELDGRASS: solid = false; bRunway  = true;  bOutland = false;  bGlider  = false;	break;
	case STYLE_OUTLANDING	: solid = false; bRunway  = true;  bOutland = true;   bGlider  = false; b*=2; break;
	case STYLE_GLIDERSITE	: solid = false; bRunway  = true;  bOutland = false;  bGlider  = true;	break;
	default: return; break;
  }

  // Do not print glidersite at low zoom levels, in any case
  // not useful on some resolutions
  // if( !picto && (MapWindow::zoom.RealScale() > 3) )
  //	bGlider=false;

  const auto oldPen = Surface.SelectObject(LK_BLACK_PEN);
  const auto oldBrush = Surface.SelectObject(LKBrush_Red);

  if( wp->Reachable == TRUE)
    Surface.SelectObject(LKBrush_Green);


  if(!bOutland)
  {
	if (picto)
		Surface.DrawCircle(Center.x, Center.y, p, true);
	else
		Surface.DrawCircle(Center.x, Center.y, p,  rc, true);
  }

  if(bRunway)
  {
	POINT Runway[5] = {
		  { b, l },  // 1
		  {-b, l },  // 2
		  {-b,-l },  // 3
		  { b,-l },  // 4
		  { b,l  }   // 5
	};
	if(!bOutland)
	{
            #ifndef DITHER
	    if(solid)
		  Surface.SelectObject(LKBrush_DarkGrey );
	    else
		  Surface.SelectObject(LKBrush_White);
            #else
	    if(solid)
		  Surface.SelectObject(LKBrush_Black);
	    else
		  Surface.SelectObject(LKBrush_White);
            #endif
	}
	if(picto) {
	  threadsafePolygonRotateShift(Runway, 5,  Center.x, Center.y,  wp->RunwayDir);
	} else {
	  PolygonRotateShift(Runway, 5,  Center.x, Center.y,  wp->RunwayDir- (int)MapWindow::GetDisplayAngle());
	}
开发者ID:LK8000，项目名称:LK8000，代码行数:67，代码来源:DrawRunwayOld.cpp


注：本文中的LKSurface::DrawCircle方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。