private void pictureBox1_MouseMove(object sender, MouseEventArgs e)
{
if (Contour == null)
{
return;
}
double mux = ConvertToDouble(textBox17) / pictureBox1.Width;
double muy = ConvertToDouble(textBox18) / pictureBox1.Height;
double x = e.X * mux;
double y = (pictureBox1.Height - e.Y) * muy;
if (e.Location != OldPosition)
{
OldPosition = e.Location;
Hint.Active = true;
Hint.SetToolTip(
pictureBox1,
String.Format(
"X = {0 : 0.##} м; Y = {1 : 0.##} м; L = {2 : 0.##} дБ",
x - ConvertToDouble(textBox19), y - ConvertToDouble(textBox18) / 2, Contour.Interpolate(x, y)));
}
}
public void ModifyEngineSoundContour(
double MinSoundLevel,
double MaxSoundLevel,
ref EngineSoundContour EngineSoundContour) // см. метод с аналогичной сигнатурой в IModel
{
int ImageWidth = EngineSoundContour.Contour.Width;
int ImageHeight = EngineSoundContour.Contour.Height;
double[] X = EngineSoundContour.X;
double[] Y = EngineSoundContour.Y;
double[,] SoundLevels = EngineSoundContour.SoundLevels;
var Contour = new Bitmap(ImageWidth, ImageHeight);
using (var g = Graphics.FromImage(Contour))
{
int gNx = 300, gNy = 300;
double mux = X.Max() / ImageWidth;
double muy = Y.Max() / ImageHeight;
int dx = ImageWidth / gNx;
int dy = ImageHeight / gNy;
double Max = SoundLevels[0, 0];
double Min = Max;
var Interpolator = new DoubleInterpolation(X, Y, SoundLevels);
for (int i = 0; i < SoundLevels.GetLength(0); i++)
{
for (int j = 0; j < SoundLevels.GetLength(1); j++)
{
if (SoundLevels[i, j] > Max)
{
Max = SoundLevels[i, j];
}
else if (SoundLevels[i, j] < Min)
{
Min = SoundLevels[i, j];
}
}
}
var Intervals = new double[] { 0, 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0, 10.0, 11.0 };
var R = new Interpolation(Intervals, new double[] { 0, 0, 0, 0, 0, 0, 124, 203, 255, 255, 255, 255 });
var G = new Interpolation(Intervals, new double[] { 0, 124, 203, 255, 255, 255, 255, 255, 255, 203, 124, 0 });
var B = new Interpolation(Intervals, new double[] { 255, 255, 255, 255, 203, 124, 0, 0, 0, 0, 0, 0 });
Func <double, Color> GetColor = x =>
{
x = (x - MinSoundLevel) / (MaxSoundLevel - MinSoundLevel);
return(Color.FromArgb(
(int)R.Interpolate(x * 11),
(int)G.Interpolate(x * 11),
(int)B.Interpolate(x * 11)));
};
for (int i = 0; i < gNx; i++)
{
ProgressChanged((int)(i * 100.0 / gNx));
int x = i * ImageWidth / gNx;
for (int j = 0; j < gNy; j++)
{
int y = j * ImageHeight / gNy;
var color = GetColor(Interpolator.Interpolate(x * mux, y * muy));
using (var Brush = new SolidBrush(color))
{
g.FillRectangle(Brush, x, y, i * dx, i * dy);
}
}
}
}
ProgressChanged(100);
EngineSoundContour = new EngineSoundContour(X, Y, SoundLevels, Contour);
}
