public static bool PlotTileTale(Vector2 start, Vector2 end, float width, PerLinePoint plot)
{
float halfWidth = width / 2f;
Vector2 value = end - start;
Vector2 vector = value / value.Length();
Vector2 perpOffset = new Vector2(0f - vector.Y, vector.X);
Point pointStart = start.ToTileCoordinates();
Point point = end.ToTileCoordinates();
int length = 0;
PlotLine(pointStart.X, pointStart.Y, point.X, point.Y, delegate
{
length++;
return(true);
});
length--;
int curLength = 0;
return(PlotLine(pointStart.X, pointStart.Y, point.X, point.Y, delegate(int x, int y)
{
float scaleFactor = 1f - (float)curLength / (float)length;
curLength++;
Point point2 = (start - perpOffset * halfWidth * scaleFactor).ToTileCoordinates();
Point point3 = (start + perpOffset * halfWidth * scaleFactor).ToTileCoordinates();
Point point4 = new Point(point2.X - pointStart.X, point2.Y - pointStart.Y);
Point point5 = new Point(point3.X - pointStart.X, point3.Y - pointStart.Y);
return PlotLine(x + point4.X, y + point4.Y, x + point5.X, y + point5.Y, plot, false);
}));
}
private static bool PlotLine(int x0, int y0, int x1, int y1, PerLinePoint plot, bool jump = true)
{
if (x0 == x1 && y0 == y1)
{
return(plot(x0, y0));
}
bool flag = Math.Abs(y1 - y0) > Math.Abs(x1 - x0);
if (flag)
{
Swap(ref x0, ref y0);
Swap(ref x1, ref y1);
}
int num = Math.Abs(x1 - x0);
int num2 = Math.Abs(y1 - y0);
int num3 = num / 2;
int num4 = y0;
int num5 = (x0 < x1) ? 1 : (-1);
int num6 = (y0 < y1) ? 1 : (-1);
for (int i = x0; i != x1; i += num5)
{
if (flag)
{
if (!plot(num4, i))
{
return(false);
}
}
else if (!plot(i, num4))
{
return(false);
}
num3 -= num2;
if (num3 >= 0)
{
continue;
}
num4 += num6;
if (!jump)
{
if (flag)
{
if (!plot(num4, i))
{
return(false);
}
}
else if (!plot(i, num4))
{
return(false);
}
}
num3 += num;
}
return(true);
}
public static bool PlotTileLine(Vector2 start, Vector2 end, float width, PerLinePoint plot)
{
float scaleFactor = width / 2f;
Vector2 value = end - start;
Vector2 vector = value / value.Length();
Vector2 value2 = new Vector2(0f - vector.Y, vector.X) * scaleFactor;
Point point = (start - value2).ToTileCoordinates();
Point point2 = (start + value2).ToTileCoordinates();
Point point3 = start.ToTileCoordinates();
Point point4 = end.ToTileCoordinates();
Point lineMinOffset = new Point(point.X - point3.X, point.Y - point3.Y);
Point lineMaxOffset = new Point(point2.X - point3.X, point2.Y - point3.Y);
return(PlotLine(point3.X, point3.Y, point4.X, point4.Y, (int x, int y) => PlotLine(x + lineMinOffset.X, y + lineMinOffset.Y, x + lineMaxOffset.X, y + lineMaxOffset.Y, plot, false)));
}
public static bool PlotLine(Point p0, Point p1, PerLinePoint plot, bool jump = true)
{
return(PlotLine(p0.X, p0.Y, p1.X, p1.Y, plot, jump));
}
