void BitmapUpdate(Size CurrentSize)
{
// release graphics
if (HUDGraphics != null)
{
HUDGraphics.Dispose();
}
if (GraphicAndCurvesGraphics != null)
{
GraphicAndCurvesGraphics.Dispose();
}
if (PictureBoxGraphics != null)
{
PictureBoxGraphics.Dispose();
}
// release bitmaps
if (HUDBitmap != null)
{
HUDBitmap.Dispose();
}
if (GraphicAndCurvesBitmap != null)
{
GraphicAndCurvesBitmap.Dispose();
}
if (Image != null)
{
Image.Dispose();
}
// allocate new bitmap
if (CurrentSize.Width > 0 && CurrentSize.Height > 0)
{
HUDBitmap = new Bitmap(CurrentSize.Width, CurrentSize.Height);
GraphicAndCurvesBitmap = new Bitmap(CurrentSize.Width, CurrentSize.Height);
Image = new Bitmap(CurrentSize.Width, CurrentSize.Height);
}
else
{
HUDBitmap = new Bitmap(1, 1);
GraphicAndCurvesBitmap = new Bitmap(1, 1);
Image = new Bitmap(1, 1);
}
// create new graphics
HUDGraphics = Graphics.FromImage(HUDBitmap);
GraphicAndCurvesGraphics = Graphics.FromImage(GraphicAndCurvesBitmap);
PictureBoxGraphics = Graphics.FromImage(Image);
}
public void SavePicture()
{
SaveFileDialog dialog = new SaveFileDialog();
dialog.Filter = "Fichiers image (*.png)|*.png|Tous les fichiers (*.*)|*.*";
dialog.FileName = "SnaSharpSpectrum.png";
if (dialog.ShowDialog() == DialogResult.OK)
{
/*
* PictureBoxBitmap.Dispose();
* PictureBoxBitmap = new Bitmap(2000,2000);
* DrawCurveCollection(CurvesList);
* PictureBoxBitmap.Save(dialog.FileName, ImageFormat.Png);
* PictureBoxBitmap.Dispose();
* PictureBoxBitmap = new Bitmap(Size.Width, Size.Height);
* Image = PictureBoxBitmap;
*/
GraphicAndCurvesBitmap.Save(dialog.FileName, ImageFormat.Png);
}
}
