private Bitmap GetInitialZone()
{
_currentRadius = _size / 2 * CONTRACT_RATIO;
_currentCenter = GetInitialRandomCenter();
var bitmapWithCirlce = ShapeHelper.AddCircle(new Bitmap(_fortniteMap), Brushes.WhiteSmoke, _currentCenter, (float)_currentRadius);
return(ShapeHelper.CropToCircle(bitmapWithCirlce, Color.MediumOrchid, _currentCenter, _currentRadius));
}
public Bitmap GetNextZoneSet()
{
_nextCenter = GetRandCircle(_currentCenter, _currentRadius * (1 - CONTRACT_RATIO));
_nextRadius = _currentRadius * CONTRACT_RATIO;
var bitmapWithCirlce = ShapeHelper.AddCircle(new Bitmap(_fortniteMap), Brushes.Blue, _currentCenter, (float)_currentRadius);
var bitmapCropToCircle = ShapeHelper.CropToCircle(bitmapWithCirlce, Color.MediumOrchid, _currentCenter, _currentRadius);
_currentZoneSet = ShapeHelper.AddCircle(new Bitmap(_fortniteMap), Brushes.WhiteSmoke, _nextCenter, (float)_nextRadius);
return(ShapeHelper.AddCircle(new Bitmap(bitmapCropToCircle), Brushes.WhiteSmoke, _nextCenter, (float)_nextRadius));;
}
public Bitmap DoContractSteps(int stepCount, int step)
{
// Abbildung von current -> next
var stepRadius = _nextRadius + (stepCount - step) / (double)stepCount * (_currentRadius - _nextRadius);
var stepCenter = _nextCenter + (stepCount - step) / (double)stepCount * (_currentCenter - _nextCenter);
var bitmapWithCirlce = ShapeHelper.AddCircle(new Bitmap(_currentZoneSet), Brushes.Blue, stepCenter, (float)stepRadius);
if (step == stepCount)
{
_currentRadius = stepRadius;
_currentCenter = stepCenter;
}
return(ShapeHelper.CropToCircle(bitmapWithCirlce, Color.MediumOrchid, stepCenter, stepRadius));
}