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| private void pictureBox1_Paint(object sender, PaintEventArgs e)
{
int i;
double my;
//Находим коэффициент масштабирования
my = 340 / (double)MainForm.HistogrammBr.Max();
//Рисуем оси координат
e.Graphics.DrawLine(new Pen(Color.Black, 2), new Point(0, 341), new Point(300, 341));
e.Graphics.DrawLine(new Pen(Color.Black, 2), new Point(9, 0), new Point(9, 350));
for (i = 0; i < 256; i++)
{
//Рисуем прямоугольники, используя коэффициент масштабирования.
//Каждый следующий прямоугольник соответствует более высокому уровню яркости
e.Graphics.FillRectangle(new SolidBrush(Color.Gray), new Rectangle(10 + i, 340 - (int)(my * MainForm.HistogrammBr[i]), 1, (int)(my * MainForm.HistogrammBr[i])));
}
}
private void pictureBox2_Paint(object sender, PaintEventArgs e)
{
int i;
double my;
my = 340 / (double)MainForm.HistogrammR.Max();
e.Graphics.DrawLine(new Pen(Color.Black, 2), new Point(0, 341), new Point(300, 341));
e.Graphics.DrawLine(new Pen(Color.Black, 2), new Point(9, 0), new Point(9, 350));
for (i = 0; i < 256; i++)
{
e.Graphics.FillRectangle(new SolidBrush(Color.Red), new Rectangle(10 + i, 340 - (int)(my * MainForm.HistogrammR[i]), 1, (int)(my * MainForm.HistogrammR[i])));
}
}
private void pictureBox3_Paint(object sender, PaintEventArgs e)
{
int i;
double my;
my = 340 / (double)MainForm.HistogrammG.Max();
e.Graphics.DrawLine(new Pen(Color.Black, 2), new Point(0, 341), new Point(300, 341));
e.Graphics.DrawLine(new Pen(Color.Black, 2), new Point(9, 0), new Point(9, 350));
for (i = 0; i < 256; i++)
{
e.Graphics.FillRectangle(new SolidBrush(Color.Green), new Rectangle(10 + i, 340 - (int)(my * MainForm.HistogrammG[i]), 1, (int)(my * MainForm.HistogrammG[i])));
}
}
private void pictureBox4_Paint(object sender, PaintEventArgs e)
{
int i;
double my;
my = 340 / (double)MainForm.HistogrammB.Max();
e.Graphics.DrawLine(new Pen(Color.Black, 2), new Point(0, 341), new Point(300, 341));
e.Graphics.DrawLine(new Pen(Color.Black, 2), new Point(9, 0), new Point(9, 350));
for (i = 0; i < 256; i++)
{
e.Graphics.FillRectangle(new SolidBrush(Color.Blue), new Rectangle(10 + i, 340 - (int)(my * MainForm.HistogrammB[i]), 1, (int)(my * MainForm.HistogrammB[i])));
}
}
} |
(
