private void CmdGo_Click(object sender, EventArgs e)
{
InitializeRandomNumberGenerator();
int originx = 10; // PicSparkler.Width / 2;
int originy = PicSparkler.Height / 2;
Graphics g = PicSparkler.CreateGraphics();
g.DrawLine(Pens.White, new Point(originx, originy), new Point(originx + 5000, originy + 1000));
// TBD Create and draw ONE sparkler
_Sparkler = CreateSparkler(originx, originy);
for (int i = 0; i < _Sparkler._SparkList.Count; i++)
{
_Sparkler.DrawSpark(_G, i);
}
_Sparkler.AddLine(new Point(originx, originy), new Point(originx + 5000, originy + 1000));
CmdGo.Enabled = false;
// Initialize, then start the timer.
//InitializeTimer();
_Timer.Start();
}
private ClsSparkler CreateSparkler(int originx, int originy)
{
bool diameterokay = int.TryParse(TxtMaxDiameterInPixels.Text, out int diameter);
if (!diameterokay)
{
MessageBox.Show("Diameter (in pixels) must be an integer > 0");
return(null);
}
bool numsparksokay = int.TryParse(TxtNumberOfSparks.Text, out int numsparks);
if (!numsparksokay)
{
MessageBox.Show("Number of sparks must be an integer > 0");
return(null);
}
bool sparkdeltaokay = int.TryParse(TxtDeltaNumberOfSparks.Text, out int sparkdelta);
if (!sparkdeltaokay)
{
MessageBox.Show("Delta # of sparks must be an integer > 0");
return(null);
}
bool sparkvelocityokay = int.TryParse(TxtSparkVelocityPxPerIteration.Text, out int sparkvelocity);
if (!sparkvelocityokay)
{
MessageBox.Show("Spark velocity (in pixels/sec) must be an integer > 0");
return(null);
}
bool sparklengthokay = int.TryParse(TxtAvgSparkLengthInPixels.Text, out int sparklength);
if (!sparklengthokay)
{
MessageBox.Show("Spark length (in pixels) must be an integer > 0");
return(null);
}
bool sparklengthvarianceokay = double.TryParse(TxtSparkLengthVariance.Text, out double sparklengthvariance);
if (!sparklengthvarianceokay)
{
MessageBox.Show("Spark length variance (% of total length) must be a real number between 0 and 100");
return(null);
}
bool iterationrateokay = int.TryParse(TxtIterationRate.Text, out int iterationrate);
if (!iterationrateokay)
{
MessageBox.Show("Iteration rate (refreshes/sec) must be an integer > 0");
return(null);
}
int pdftype = Math.Max(0, CmbPDFType.SelectedIndex);
ClsSparkler sparkler = new ClsSparkler(_Rng, new Point(originx, originy), diameter, numsparks, sparkdelta, sparkvelocity, sparklength, sparklengthvariance, iterationrate, pdftype);
return(sparkler);
}
