//Rê chuột
private void DrawSpace_MouseMove(object sender, MouseEventArgs e)
{
//hiện tọa độ
toaDoX.Text = "" + e.Location.X;
toaDoY.Text = "" + e.Location.Y;
//vẽ
if (curMode == drawMode.Pencil || curMode == drawMode.Brush)
{
if (mouseDown == true)
{
if (e.Button == MouseButtons.Left)
{
curPoint = e.Location;
msPaint.DrawLine(mPen, startPoint, curPoint);
startPoint = curPoint;
DrawSpace.BackgroundImage = (Bitmap)bm.Clone();
}
}
}
else
{
if (mouseDown == true)
{
curPoint = new Point(e.Location.X, e.Location.Y);
DrawSpace.Refresh();
}
}
}
private void loadImage()
{
if (Reticule != null)
{
Reticule.Dispose();
}
while (true)
{
try {
Bitmap tempBMP = new Bitmap("ret.bmp");
Reticule = new Bitmap(tempBMP);
tempBMP.Dispose();
this.Size = Reticule.Size;
DrawSpace.Size = Reticule.Size;
this.TransparencyKey = Reticule.GetPixel(0, 0);
this.BackColor = this.TransparencyKey;
DrawSpace.Image = Reticule;
DrawSpace.Refresh();
return;
} catch (System.IO.FileNotFoundException) {
if (MessageBox.Show("Reticule File Not Found, press OK to retry, Cancel to quit", "Error Loading File", MessageBoxButtons.OKCancel) == System.Windows.Forms.DialogResult.Cancel)
{
System.Environment.Exit(0);
}
} catch (System.ArgumentException) {
if (MessageBox.Show("Reticule File Not Found, press OK to retry, Cancel to quit", "Error Loading File", MessageBoxButtons.OKCancel) == System.Windows.Forms.DialogResult.Cancel)
{
System.Environment.Exit(0);
}
}
}
}
