//------------------------------------------------------------------------------------------------
//Создание изображения из матрицы интенсивностей серого по шаблону
public static WriteableBitmap CreateGrayScaleWriteableBitmapFromMatrix(
RealMatrix grayScaleMatrix,
int dpiX, int dpiY, BitMask2D bitMask
)
{
int pixelWidth = grayScaleMatrix.ColumnCount;
int pixelHeight = grayScaleMatrix.RowCount;
WriteableBitmap writeableBitmap = WriteableBitmapCreator.CreateWriteableBitmap
(pixelWidth, pixelHeight, dpiX, dpiY, PixelFormats.Bgra32);
WriteableBitmapWrapper bitmapWrapper = WriteableBitmapWrapper.Create(writeableBitmap);
for (int x = 0; x < pixelWidth; x++)
{
for (int y = 0; y < pixelHeight; y++)
{
if (bitMask[y, x] == true)
{
int grayIntensity = ( int )Math.Round(grayScaleMatrix[y, x]);
byte red, green, blue;
red = green = blue = Convert.ToByte(grayIntensity);
Color color = Color.FromRgb(red, green, blue);
bitmapWrapper.SetPixelColor(x, y, color);
}
}
}
return(writeableBitmap);
}
//-----------------------------------------------------------------------------------------------------
//-----------------------------------------------------------------------------------------------------
//Обрезка изображения
public WriteableBitmap GetSubBitmap(System.Drawing.Point leftTop, System.Drawing.Point rightBottom)
{
int newImageWidth = Convert.ToInt32(Math.Abs(rightBottom.X - leftTop.X)) + 1;
int newImageHeight = Convert.ToInt32(Math.Abs(rightBottom.Y - leftTop.Y)) + 1;
media.PixelFormat pixelFormat = this.Image.Format;
int dpiX = Convert.ToInt32(OS.OS.SystemDpiX);
int dpiY = Convert.ToInt32(OS.OS.SystemDpiY);
WriteableBitmap newBitmap = WriteableBitmapCreator.CreateWriteableBitmap
(newImageWidth, newImageHeight, dpiX, dpiY, pixelFormat);
WriteableBitmapWrapper newImageWrapper = WriteableBitmapWrapper.Create(newBitmap);
for (int y = leftTop.Y, newY = 0; y <= rightBottom.Y; y++, newY++)
{
for (int x = leftTop.X, newX = 0; x <= rightBottom.X; x++, newX++)
{
media.Color color = this.GetPixelColor(x, y);
newImageWrapper.SetPixelColor(newX, newY, color);
}
}
return(newBitmap);
}
