public CanonBitmap readBitmap(CanonHeader header, int width, int height)
{
CanonBitmap bmp;
if (width <= 0 || height <= 0)
{
throw new BitmapSizeException("width and height must be > 0");
}
int size = width * height;
int padding = (size + CanonHeader.SIZE) % (byte)_byteAlign == 0 ? 0 : (byte)_byteAlign - (size + CanonBitmapHeader.SIZE) % (byte)_byteAlign;
//Console.WriteLine("trying to read {0} bytes, {0}%{1}={2} -> padding {3} bytes (pad_to {4})",
// size, CanonBitmapHeader.SIZE, (size + CanonBitmapHeader.SIZE) % (byte)_byteAlign, padding, _byteAlign);
byte[] data = new byte[size + padding];
if (_dataFile.Read(data, 0, size + padding) != (size + padding))
{
throw new EndOfStreamException("cannot read the whole bitmap data (EOF?)");
}
bmp = new CanonBitmap(header, data);
bmp.Width = width;
bmp.Height = height;
return(bmp);
}
private void AddImageToPanel(CanonBitmap i)
{
Control c = CreatePanelImage(i);
flpBitmaps.Controls.Add(c);
flpBitmaps.ScrollControlIntoView(c);
}
private void ShowBitmap(CanonBitmap i)
{
if (i != null)
{
pbZoomed.Image = pbMediumZoom.Image = pbOriginal.Image = i.Pic;
}
}
private Control CreatePanelImage(CanonBitmap i)
{
int border = 4;
PictureBoxEx pb = new PictureBoxEx();
pb.Width = pb.Height = CanonBitmapProvider.DEFAULT_HEIGHT + border;
if (i != null)
{
//if(i.Header.Unknown > pb.Width)
if (i.Header is CanonBitmapHeader)
{
pb.Width = i.Header.Value2 + border;
}
else if (i.Header is CanonBigBitmapHeader)
{
pb.Width = i.Header.Value1 + border;
pb.Height = i.Header.Value2 + border;
}
pb.SizeMode = PictureBoxSizeMode.CenterImage;
CreateTooltip(pb, i);
try {
if (i.Header is CanonBitmapHeader)
{
pb.Image = CanonBitmap.FixedSize(i.Pic, i.Header.Value2, i.Height);
}
else
{
pb.Image = i.Pic;
}
}
catch { }
}
return(pb);
}
private void GenerateBitmap(long pos)
{
lblStatus.Text = "";
_currentImage = GetBitmap(pos);
}
private void CreateTooltip(Control c, CanonBitmap i)
{
toolTip1.SetToolTip(c,
String.Format("0x{0:X8} w: {1} ws: {2}",
i.Header.Origin, i.Header.Value1, i.Header.Value2));
}
