public override long GetOffsetByDisplayInfo(int x, int y, out int digit, out GetOffsetFlags flags)
{
flags = 0;
int row = y / drawer.Height;
long off = row * bpr + areaGroup.Offset;
if (off >= areaGroup.Buffer.Size)
flags |= GetOffsetFlags.Eof;
digit = 0;
return off;
}
public override long GetOffsetByDisplayInfo(int x, int y, out int digit, out GetOffsetFlags flags)
{
flags = 0;
int row = y / drawer.Height;
int col = x / drawer.Width;
long off = (row * bpr + col) + areaGroup.Offset;
if (off >= areaGroup.Buffer.Size)
{
flags |= GetOffsetFlags.Eof;
}
digit = 0;
return(off);
}
public override long GetOffsetByDisplayInfo(int x, int y, out int digit, out GetOffsetFlags flags)
{
flags = 0;
int groupWidth = (grouping * dpb * drawer.Width + drawer.Width);
int row = y / drawer.Height;
int group = x / groupWidth;
int groupByte = (x - group * groupWidth) / (dpb * drawer.Width);
digit = (x - group * groupWidth - groupByte * dpb * drawer.Width) / drawer.Width;
if (groupByte >= grouping) {
groupByte = grouping - 1;
flags |= GetOffsetFlags.Abyss;
}
long off = row * bpr + (group * grouping + groupByte) + areaGroup.Offset;
if (off >= areaGroup.Buffer.Size)
flags |= GetOffsetFlags.Eof;
return off;
}
/// <summary> /// Gets the offset in the buffer that is displayed at specified location in the area /// </summary> /// <param name="x"> /// The X coordinate of the queried location. /// </param> /// <param name="y"> /// The Y coordinate of the queried location. /// </param> /// <param name="digit"> /// The digit of the byte at the specified location. /// </param> /// <param name="rflags"> /// Some flags with additional info about the location (<see cref="GetOffsetFlags"/>). /// </param> /// <returns> /// The offset of the byte at the specified location. /// </returns> abstract public long GetOffsetByDisplayInfo(int x, int y, out int digit, out GetOffsetFlags rflags);
