private void btnStartDisplay_Click(object sender, EventArgs e)
{
try
{
display.Width = width;
display.Height = height;
image1 = new Bitmap(width, height, PixelFormat.Format24bppRgb);
g1 = Graphics.FromImage(image1);
//使绘图质量最高，即消除锯齿
g1.SmoothingMode = SmoothingMode.AntiAlias;
g1.InterpolationMode = InterpolationMode.HighQualityBicubic;
g1.CompositingQuality = CompositingQuality.HighQuality;
g1.TextRenderingHint = System.Drawing.Text.TextRenderingHint.AntiAliasGridFit;
}
catch
{
MessageBox.Show("Wrong with input!!");
}
g = new Generator(width, height);
speed = int.Parse(tbSpeed.Text);
if (btnSpeedSwitch.Text == "Degree")
{
step = g.DegreeToWidth(speed);
}
else
{
step = (int)speed;
}
pointSize = float.Parse(tbPointSize.Text);
if (btnPointSizeSwitch.Text == "Degree")
{
pointSize = g.DegreeToWidth(pointSize);
}
else
{
pointSize = (int)pointSize;
}
if (pointSize < 1)
{
MessageBox.Show("PointSize less than 1 !!!");
}
this.lblPointNumber.Text = (width / (float)pointSize).ToString();
this.lblShowStepAverage.Text = (step / (float)pointSize).ToString();
MessageBox.Show(((int)pointSize).ToString());
rg = new RandomPointGenerator(width, height, (int)pointSize);
randomRate = int.Parse(tbRandomRate.Text);
rg.setRandomPoint(randomRate);
timer1.Interval = 1000 / frameRate;
timer1.Start();
}
private void btnGenerate_Click(object sender, EventArgs e)
{
this.timer1.Stop();
rg = new RandomPointGenerator(width, height, (int)pointSize);
rg.setRandomPoint(randomRate);
progressBar1.Maximum = (int)(frameRate * time);
progressBar1.Value = progressBar1.Minimum = 0;//设置范围最小值
VideoFileWriter writer = new VideoFileWriter();
writer.Open(savePath, width, height, frameRate, VideoCodec.MPEG4);
for (int ii = 0; ii != (int)(frameRate * time); ii++)
{
Application.DoEvents();
g1.Clear(Color.White);
for (int i = 0; i != width; i++)
{
for (int j = 0; j != height; j++)
{
if (rg.randomCanvasBackground[i][j] == 0)
{
image1.SetPixel(i, j, Color.Black);
}
}
}
if (rbLeftToRight.Checked)
{
rg.MoveRightForSimpleCanvas(step);
}
else if (rbRightToLeft.Checked)
{
rg.MoveLeftForSimpleCanvas(step);
}
else
{
;
}
writer.WriteVideoFrame(image1);
this.progressBar1.Value = ii;
}
writer.Close();
this.progressBar1.Value = (int)(frameRate * time);
MessageBox.Show("Saved!!");
}
public RandomPointMoving(int width, int height, int pointSize, int barSize, int setRandomPoint)
{
this.width = width;
this.height = height;
this.pointSize = pointSize;
this.barSize = barSize;
this.setRandomPoint = setRandomPoint;
background = new RandomPointGenerator(width, height, pointSize);
bar = new RandomPointGenerator(barSize, height, pointSize);
background.setRandomPoint(setRandomPoint);
bar.setRandomPoint(setRandomPoint);
}