void PutLine(int x0, int y0, int x1, int y1)
{
var pts = LineTool.GetLinePixels(x0, y0, x1, y1);
if (Pattern.ContinuousDraw)
{
int lstX = x0, lstY = y0;
for (int i = 1; i < pts.Count; i++)
{
var dx = pts[i].X - x0;
var dy = pts[i].Y - y0;
if (dx == 0 || dy == 0)
{
PutPoint(pts[i].X, pts[i].Y, false);
}
else
{
PutPoint(x0 + dx, y0, false);
PutPoint(pts[i].X, pts[i].Y, false);
}
x0 = pts[i].X;
y0 = pts[i].Y;
}
}
else
{
for (int i = 1; i < pts.Count; i++)
{
PutPoint(pts[i].X, pts[i].Y, false);
}
}
Target.UpdateImage();
}
void DrawLine()
{
var pts = LineTool.GetLinePixels(X1, Y1, X2, Y2);
for (int i = 0; i < pts.Count; i++)
{
PutPoint(pts[i].X, pts[i].Y, false);
}
Target.UpdateImage();
}
void EraseLine(int x0, int y0, int x1, int y1)
{
var pts = LineTool.GetLinePixels(x0, y0, x1, y1);
for (int i = 1; i < pts.Count; i++)
{
ErasePoint(pts[i].X, pts[i].Y, false);
}
Target.UpdateImage();
}