public void RedrawPoint()
{
SolidBrush redBrush = new SolidBrush(Color.Red);
SolidBrush yellowBrush = new SolidBrush(Color.Yellow);
Graphics g = XY_Point_Panel.CreateGraphics();
for (int i = 0; i < XYgraph.Map.Length; i++)
{
if (XYgraph.Map[i] != -1)
{
Point tmp = XYgraph.ConvertToPanel(i);
if (XYgraph.Map[i] == 1)
{
g.FillEllipse(redBrush, tmp.X - (XYgraph.pixel / 2), tmp.Y - (XYgraph.pixel / 2), XYgraph.pixel, XYgraph.pixel);
}
else
{
g.FillEllipse(yellowBrush, tmp.X - (XYgraph.pixel / 2), tmp.Y - (XYgraph.pixel) / 2, XYgraph.pixel, XYgraph.pixel);
}
}
}
redBrush.Dispose();
yellowBrush.Dispose();
}
private void ResetBtn_Click(object sender, EventArgs e)
{
if (locked)
{
tlu.flag = true;
}
else
{
XY_Point_Panel.Refresh();
tlu.Reset();
XYgraph.Reset();
Log.Clear();
}
}
private void XY_Point_Panel_MouseMove(object sender, MouseEventArgs e)
{
Point p = XY_Point_Panel.PointToClient(Cursor.Position);
if (XYgraph.Map[XYgraph.ConvertToArray(p)] != -1)
{
if (XYgraph.last != p)
{
Point tmp = XYgraph.ConvertToXY(p);
XY_Tip.SetToolTip(XY_Point_Panel, (tmp.X * 0.5) + "," + (tmp.Y * 0.5) + " value = " + XYgraph.Map[XYgraph.ConvertToArray(p)]);
XYgraph.last = p;
}
}
else
{
XY_Tip.SetToolTip(XY_Panel, "");
}
}
private void XY_Point_Panel_MouseDown(object sender, MouseEventArgs e)
{
if (locked)
{
return;
}
Point p = XY_Point_Panel.PointToClient(Cursor.Position);
Graphics g = XY_Point_Panel.CreateGraphics();
SolidBrush brush;
int value = -1;
if (e.Button == MouseButtons.Left)
{
value = 1;
brush = new SolidBrush(Color.Red);
}
else
{
value = 0;
brush = new SolidBrush(Color.Yellow);
}
if (XYgraph.Map[XYgraph.ConvertToArray(p)] == value)
{
XY_Point_Panel.Refresh();
XYgraph.Map[XYgraph.ConvertToArray(p)] = -1;
RedrawPoint();
}
else
{
Point tmp = XYgraph.ConvertToPanel(p);
//繪製的起點為左上角,因為要減到1/2的pixel
g.FillEllipse(brush, tmp.X - XYgraph.pixel / 2, tmp.Y - XYgraph.pixel / 2, XYgraph.pixel, XYgraph.pixel);
Console.WriteLine((tmp.X - XYgraph.pixel / 2) + " " + (tmp.Y - XYgraph.pixel / 2));
XYgraph.Map[XYgraph.ConvertToArray(p)] = value;
}
brush.Dispose();
g.Dispose();
}
public void Notification(double a, double b, double t)
{
this.Invoke(new MethodInvoker(delegate()
{
try{
XY_Point_Panel.Refresh();
RedrawPoint();
//Color color = Color.FromArgb(0, 159, 247);
Pen pen = new Pen(Color.White, 3f);
Graphics g = XY_Point_Panel.CreateGraphics();
double x1, x2, y1, y2;
if (!a.Equals(0))
{
y1 = XYgraph.h / 4 + 1;
y2 = -y1;
x1 = (t - b * y1) / a;
x2 = (t - b * y2) / a;
}
else
{
x1 = XYgraph.w / 4 + 1;
x2 = -x1;
y1 = (t - a * x1) / b;
y2 = (t - a * x2) / b;
}
g.DrawLine(pen, (float)(XYgraph.Center.X + x1 * XYgraph.pixel * 2),
(float)(XYgraph.Center.Y - y1 * XYgraph.pixel * 2),
(float)(XYgraph.Center.X + x2 * XYgraph.pixel * 2),
(float)(XYgraph.Center.Y - y2 * XYgraph.pixel * 2));
pen.Dispose();
g.Dispose();
}
catch
{
}
}));
}
