// Creates new bounding box
//
// @param origin Origin point
// @param width Width
// @param height Height
// @return New bounding box
public static GLMapBBox GLMapBBoxMake(GLMapPoint origin, double width, double height)
{
return(new GLMapBBox()
{
origin = origin, size = GLMapPointMake(width, height)
});
}
// Adds point into existing bounding box.
//
// @param bbox Bounding box
// @param point Point to add into bounding box
public static GLMapBBox GLMapBBoxAddPoint(GLMapBBox bbox, GLMapPoint point)
{
if (bbox.size.x < 0 && bbox.size.y < 0)
{
bbox.size = GLMapPointMake(0, 0);
bbox.origin = point;
}
else
{
if (point.x < bbox.origin.x)
{
bbox.size.x += bbox.origin.x - point.x;
bbox.origin.x = point.x;
}
if (point.x > bbox.origin.x + bbox.size.x)
{
bbox.size.x = point.x - bbox.origin.x;
}
if (point.y < bbox.origin.y)
{
bbox.size.y += bbox.origin.y - point.y;
bbox.origin.y = point.y;
}
if (point.y > bbox.origin.y + bbox.size.y)
{
bbox.size.y = point.y - bbox.origin.y;
}
}
return(bbox);
}
// Check if the bbox contains the point
//
// @param bbox Bounding box
// @param point Point to check
// @return true if point is in bbox
public static bool GLMapBBoxContains(GLMapBBox bbox, GLMapPoint point)
{
if (point.y < bbox.origin.y)
{
return(false);
}
if (point.y > bbox.origin.y + bbox.size.y)
{
return(false);
}
if (point.x >= bbox.origin.x && point.x <= bbox.origin.x + bbox.size.x)
{
return(true);
}
if (point.x >= bbox.origin.x - Constants.GLMapPointMax && point.x <= bbox.origin.x + bbox.size.x - Constants.GLMapPointMax)
{
return(true);
}
if (point.x >= bbox.origin.x + Constants.GLMapPointMax && point.x <= bbox.origin.x + bbox.size.x + Constants.GLMapPointMax)
{
return(true);
}
return(false);
}
// Checks equality of two map points
//
// @param a First map point
// @param b Second map point
// @return `true` if map points is equal
public static bool GLMapPointEqual(GLMapPoint a, GLMapPoint b)
{
return(a.x == b.x && a.y == b.y);
}
//[Verify (PlatformInvoke)] static extern double GLMapMetersBetweenPoints(GLMapPoint a, GLMapPoint b);
//[Verify (PlatformInvoke)] static extern GLMapGeoPoint GLMapGeoPointFromMapPoint(GLMapPoint point);
//[Verify (PlatformInvoke)] static extern unsafe void GLMapMarkerSetLocation(void *data, GLMapPoint point);
