public static void PlugOneSideHoles(OptimizedImgParams indices, double allowedHoleHeight, MinXOrMaxXEnum minXOrMaxXEnum)
{
//create a new set of points that will be modified using the plug hole logic
var points = new List <Point>();
var xLimitsAtYIndices = indices.XLimitsAtYIndices;
for (var y = 0; y < xLimitsAtYIndices.Length; y++)
{
var xLimits = xLimitsAtYIndices[y];
if (xLimits.Width <= 0)
{
continue;
}
int x;
switch (minXOrMaxXEnum)
{
case MinXOrMaxXEnum.MinX:
x = xLimits.Min;
break;
case MinXOrMaxXEnum.MaxX:
default:
x = xLimits.Max;
break;
}
var point = new Point(x, y);
points.Add(point);
}
PlugHolesRepeatedly(points, allowedHoleHeight, minXOrMaxXEnum);
ModifyXValuesBasedOnNewPoints(xLimitsAtYIndices, points, minXOrMaxXEnum);
}
public static void ModifyXValuesBasedOnNewPoints(MinAndMaxIndices[] xLimitsAtYIndices, List <Point> points, MinXOrMaxXEnum minXOrMaxXEnum)
{
if (points.Count <= 1)
{
return;
}
var outerPtIndex = 0;
var oneLessThanPtCount = points.Count - 1;
for (var y = 0; y < xLimitsAtYIndices.Length; y++)
{
var xLimits = xLimitsAtYIndices[y];
if (xLimits.Width <= 0)
{
continue;
}
//find the first index which has the points.y value greater than or equal to the current y
var outerY = points[outerPtIndex].GetIntY();
while (outerPtIndex < oneLessThanPtCount && outerY < y)
{
outerPtIndex++;
outerY = points[outerPtIndex].GetIntY();
}
var newX = GetNewX(points, y, outerPtIndex, outerY);
switch (minXOrMaxXEnum)
{
case MinXOrMaxXEnum.MaxX:
xLimits.Max = newX;
break;
case MinXOrMaxXEnum.MinX:
xLimits.Min = newX;
break;
}
}
}
/// <summary>
/// keeps removing holes till no more holes can be removed
/// </summary>
/// <param name="points"></param>
/// <param name="allowedHoleHeight"></param>
/// <param name="minXOrMaxXEnum"></param>
public static void PlugHolesRepeatedly(List <Point> points, double allowedHoleHeight, MinXOrMaxXEnum minXOrMaxXEnum)
{
bool holesRemoved;
IHoleStatusHelper holeStatusHelper;
switch (minXOrMaxXEnum)
{
case MinXOrMaxXEnum.MinX:
holeStatusHelper = new LeftHoleStatusHelper();
break;
case MinXOrMaxXEnum.MaxX:
default:
holeStatusHelper = new RightHoleStatusHelper();
break;
}
do
{
holesRemoved = PlugSideHoles(points, holeStatusHelper, allowedHoleHeight);
} while (holesRemoved);
}