protected override SectionedLabCounts CalcImageData(IEnumerable <PixelPoint> pixels, Point start)
{
/*int leftCount = 0;
* int rightCount = 0;
* int topCount = 0;
* int bottomCount = 0;
* int centerCount = 0;
* int allCount = 0;*/
SectionedDouble counts = new SectionedDouble();
SectionedLab area = new SectionedLab();
foreach (PixelPoint p in pixels)
{
ColorLab color = LabConverter.ToLab(p.Color);
if (p.X < left)
{
area.Left += color;
counts.Left++;
//leftCount++;
}
else if (p.X >= right)
{
area.Right += color;
counts.Right++;
//rightCount++;
}
if (p.Y < top)
{
area.Top += color;
counts.Top++;
//topCount++;
}
else if (p.Y >= bottom)
{
area.Bottom += color;
counts.Bottom++;
//bottomCount++;
}
if (p.X >= left && p.X < right &&
p.Y >= top && p.Y < bottom)
{
area.Center += color;
counts.Center++;
//centerCount++;
}
area.All += color;
counts.All++;
//allCount++;
}
return(new SectionedLabCounts(area, counts));
}
protected override SectionedLab CalcFontData(IEnumerable <PixelPoint> pixels)
{
SectionedDouble counts = new SectionedDouble();
SectionedLab area = new SectionedLab();
double inc = 1;
foreach (PixelPoint p in pixels)
{
inc = p.Color.A / 255d;
ColorLab color = LabConverter.ToLab(p.Color) * inc;
if (p.X < left)
{
area.Left += color;
counts.Left += inc;
//leftCount++;
}
else if (p.X >= right)
{
area.Right += color;
counts.Right += inc;
//rightCount++;
}
if (p.Y < top)
{
area.Top += color;
counts.Top += inc;
//topCount++;
}
else if (p.Y >= bottom)
{
area.Bottom += color;
counts.Bottom += inc;
//bottomCount++;
}
if (p.X >= left && p.X < right &&
p.Y >= top && p.Y < bottom)
{
area.Center += color;
counts.Center += inc;
//centerCount++;
}
area.All += color;
counts.All += inc;
//allCount++;
}
return((area / counts).ZeroNaNs);
}
public static SectionedDouble Abs(SectionedDouble a, SectionedDouble b) =>
new SectionedDouble(
Math.Abs(a.Left - b.Left), Math.Abs(a.Right - b.Right),
Math.Abs(a.Top - b.Top), Math.Abs(a.Bottom - b.Bottom),
Math.Abs(a.Center - b.Center), Math.Abs(a.All - b.All));
public static SectionedDouble Min(SectionedDouble a, SectionedDouble b) =>
new SectionedDouble(
Math.Min(a.Left, b.Left), Math.Min(a.Right, b.Right),
Math.Min(a.Top, b.Top), Math.Min(a.Bottom, b.Bottom),
Math.Min(a.Center, b.Center), Math.Min(a.All, b.All));
public SectionedDoubleCounts(SectionedDouble area, SectionedDouble counts)
{
Double = (area / (counts * 100)).ZeroNaNs;
Counts = counts;
}
public SectionedLabCounts(SectionedLab area, SectionedDouble counts)
{
Lab = (area / counts).ZeroNaNs;
Counts = counts;
}
