Beispiel #1
0
  private void startClosestAirportTask(double x, double y) {
    // We won't be doing the airport long press under certain circumstances
    if (mDraw) {

      return;
    }

    if (null != mClosestTask) {
      mClosestTask.cancel(true);
    }
    mLongTouchDestination = null;
    mClosestTask = new ClosestAirportTask();

    double lon2, lat2;
    if (mPref.isTrackUp()) {
      double c_x = mOrigin.getOffsetX(mGpsParams.getLongitude());
      double c_y = mOrigin.getOffsetY(mGpsParams.getLatitude());
      double thetab = mGpsParams.getBearing();

      double p[];
      p = Helper.rotateCoord(c_x, c_y, thetab, x, y);
      lon2 = mOrigin.getLongitudeOf(p[0]);
      lat2 = mOrigin.getLatitudeOf(p[1]);
    } else {
      lon2 = mOrigin.getLongitudeOf(x);
      lat2 = mOrigin.getLatitudeOf(y);
    }
    mClosestTask.execute(lon2, lat2);
  }
Beispiel #2
0
 /**
  * * Draw the edge distance markers if configured to do so
  *
  * @param canvas what to draw them on
  */
 private void drawEdgeMarkers(Canvas canvas) {
   if (mPref.isShowEdgeTape()) {
     if (mPointProjection == null) {
       int x = (int) (mOrigin.getOffsetX(mGpsParams.getLongitude()));
       int y = (int) (mOrigin.getOffsetY(mGpsParams.getLatitude()));
       float pixPerNm = mOrigin.getPixelsInNmAtLatitude(1, mGpsParams.getLatitude());
       mService
           .getEdgeTape()
           .draw(
               canvas,
               mScale,
               pixPerNm,
               x,
               y,
               (int) mService.getInfoLines().getHeight(),
               getWidth(),
               getHeight());
     }
   }
 }
Beispiel #3
0
  /** @param canvas Does pretty much all drawing on screen */
  private void drawMap(Canvas canvas) {

    if (mService == null) {
      return;
    }

    // If our track is supposed to be at the top, save the current
    // canvas and rotate it based upon our bearing if we have one
    boolean bRotated = false;
    if (mPref.isTrackUp() && (mGpsParams != null)) {
      bRotated = true;
      canvas.save();
      /*
       * Rotate around current position
       */
      float x = (float) mOrigin.getOffsetX(mGpsParams.getLongitude());
      float y = (float) mOrigin.getOffsetY(mGpsParams.getLatitude());
      canvas.rotate(-(int) mGpsParams.getBearing(), x, y);
    }

    DrawingContext ctx = new DrawingContext();
    ctx.service = mService;
    ctx.canvas = canvas;
    ctx.context = mContext;
    ctx.dip2pix = mDipToPix;
    ctx.movement = mMovement;
    ctx.origin = mOrigin;
    ctx.paint = mPaint;
    ctx.textPaint = mMsgPaint;
    ctx.scale = mScale;
    ctx.pan = mPan;
    ctx.pref = mPref;
    ctx.runwayPaint = mRunwayPaint;
    ctx.view = this;

    // Call the draw routines for the items that rotate with
    // the chart
    drawTiles(canvas, ctx);
    drawLayers(canvas, ctx);
    drawDrawing(canvas, ctx);
    drawCapGrids(canvas, ctx);
    drawTraffic(canvas, ctx);
    drawTFR(canvas, ctx);
    drawGameTFRs(ctx);
    drawShapes(canvas, ctx);
    drawAirSigMet(canvas, ctx);
    drawTracks(canvas, ctx);
    drawTrack(canvas, ctx);
    drawRunways(canvas, ctx);
    drawAircraft(canvas, ctx);
    drawUserDefinedWaypoints(canvas, ctx);

    // Restore the canvas to be upright again
    if (true == bRotated) {
      canvas.restore();
    }

    // Now draw the items that do NOT rotate with the chart
    drawDistanceRings(canvas);
    drawCDI(canvas);
    drawVASI(canvas);
    drawStatusLines(canvas);
    drawEdgeMarkers(canvas); // Must be after the infolines
    drawNavComments(canvas);
  }
Beispiel #4
0
  /* (non-Javadoc)
   * @see com.ds.avare.MultiTouchController.MultiTouchObjectCanvas#setPositionAndScale(java.lang.Object, com.ds.avare.MultiTouchController.PositionAndScale, com.ds.avare.MultiTouchController.PointInfo)
   */
  public boolean setPositionAndScale(
      Object obj, PositionAndScale newObjPosAndScale, PointInfo touchPoint) {
    touchPointChanged(touchPoint);
    if (false == mCurrTouchPoint.isMultiTouch()) {

      /*
       * Do not move on drag
       */
      if (mDragPlanPoint >= 0) {
        return true;
      }

      /*
       * Do not move on multitouch
       */
      if (mDraw && mService != null) {
        float x = mCurrTouchPoint.getX() * mScale.getScaleFactor();
        float y = mCurrTouchPoint.getY() * mScale.getScaleFactor();
        /*
         * Threshold the drawing so we do not generate too many points
         */
        if (mPref.isTrackUp()) {
          double thetab = mGpsParams.getBearing();
          double p[] = new double[2];
          double c_x = mOrigin.getOffsetX(mGpsParams.getLongitude());
          double c_y = mOrigin.getOffsetY(mGpsParams.getLatitude());
          p = Helper.rotateCoord(c_x, c_y, thetab, x, y);
          mService.getDraw().addPoint((float) p[0], (float) p[1], mOrigin);
        } else {
          mService.getDraw().addPoint(x, y, mOrigin);
        }
        return true;
      }

      // Pan
      if (mPan.setMove(newObjPosAndScale.getXOff(), newObjPosAndScale.getYOff())) {
        /*
         * Query when we have moved one tile. This will happen in background.
         */
        loadTiles();
      }
    } else {

      // Zooming does not change drag
      mDragPlanPoint = -1;

      /*
       * on double touch find distance and bearing between two points.
       */

      if (mPointProjection == null) {
        double x0 = mCurrTouchPoint.getXs()[0];
        double y0 = mCurrTouchPoint.getYs()[0];
        double x1 = mCurrTouchPoint.getXs()[1];
        double y1 = mCurrTouchPoint.getYs()[1];

        double lon0, lat0, lon1, lat1;
        // convert to origin coord if Trackup
        if (mPref.isTrackUp()) {
          double c_x = mOrigin.getOffsetX(mGpsParams.getLongitude());
          double c_y = mOrigin.getOffsetY(mGpsParams.getLatitude());
          double thetab = mGpsParams.getBearing();
          double p0[], p1[];
          p0 = Helper.rotateCoord(c_x, c_y, thetab, x0, y0);
          p1 = Helper.rotateCoord(c_x, c_y, thetab, x1, y1);
          lon0 = mOrigin.getLongitudeOf(p0[0]);
          lat0 = mOrigin.getLatitudeOf(p0[1]);
          lon1 = mOrigin.getLongitudeOf(p1[0]);
          lat1 = mOrigin.getLatitudeOf(p1[1]);
        } else {
          lon0 = mOrigin.getLongitudeOf(x0);
          lat0 = mOrigin.getLatitudeOf(y0);
          lon1 = mOrigin.getLongitudeOf(x1);
          lat1 = mOrigin.getLatitudeOf(y1);
        }
        mPointProjection = new Projection(lon0, lat0, lon1, lat1);
      }

      /*
       * Clamp scaling.
       */

      mScale.setScaleFactor(newObjPosAndScale.getScale());
    }
    updateCoordinates();
    invalidate();
    return true;
  }