/// <summary>Blank constructor</summary>
/// <remarks>Defaults to a single color, set to <see cref="Color.Black"/>. Unused colors are initialized to <see cref="Color.Transparent"/>.</remarks>
public Pltt()
{
_type = ResourceType.Pltt;
_entries[0] = Color.Black;
for (int i = 1; i < 256; i++) _entries[i] = Color.Transparent;
_colorIndexer = new ColorIndexer(this);
}
/// <summary>Processes raw data to populate the resource</summary>
/// <param name="raw">Raw byte data</param>
/// <param name="containsHeader">Whether or not <i>raw</i> contains the resource Header information</param>
/// <exception cref="ArgumentException">Header-defined <see cref="Type"/> is not <see cref="Resource.ResourceType.Pltt"/></exception>
/// <remarks>Unused entries are initialized to <see cref="Color.Transparent"/>.</remarks>
public override void DecodeResource(byte[] raw, bool containsHeader)
{
_decodeResource(raw, containsHeader);
if (_type != ResourceType.Pltt)
{
throw new ArgumentException("Raw header is not for a Pltt resource");
}
int offset = 0;
_startIndex = _rawData[offset++];
_endIndex = _rawData[offset++];
for (int i = 0; i < _startIndex; i++)
{
_entries[i] = Color.Transparent;
}
for (int i = _startIndex; i <= _endIndex; i++, offset += 3)
{
_entries[i] = Color.FromArgb(_rawData[offset], _rawData[offset + 1], _rawData[offset + 2]);
}
for (int i = _endIndex + 1; i < 256; i++)
{
_entries[i] = Color.Transparent;
}
_colorIndexer = new ColorIndexer(this);
}
/// <summary>Blank constructor</summary>
/// <remarks>Defaults to a single color, set to <see cref="Color.Black"/>. Unused colors are initialized to <see cref="Color.Transparent"/>.</remarks>
public Pltt()
{
_type = ResourceType.Pltt;
_entries[0] = Color.Black;
for (int i = 1; i < 256; i++)
{
_entries[i] = Color.Transparent;
}
_colorIndexer = new ColorIndexer(this);
}
/// <summary>Processes raw data to populate the resource</summary>
/// <param name="raw">Raw byte data</param>
/// <param name="containsHeader">Whether or not <i>raw</i> contains the resource Header information</param>
/// <exception cref="ArgumentException">Header-defined <see cref="Type"/> is not <see cref="ResourceType.Pltt"/></exception>
/// <remarks>Unused entries are initialized to <see cref="Color.Transparent"/>.</remarks>
public override void DecodeResource(byte[] raw, bool containsHeader)
{
_decodeResource(raw, containsHeader);
if (_type != ResourceType.Pltt) throw new ArgumentException("Raw header is not for a Pltt resource");
int offset = 0;
_startIndex = _rawData[offset++];
_endIndex = _rawData[offset++];
for (int i = 0; i < _startIndex; i++) _entries[i] = Color.Transparent;
for (int i = _startIndex; i <= _endIndex; i++, offset += 3) _entries[i] = Color.FromArgb(_rawData[offset], _rawData[offset + 1], _rawData[offset + 2]);
for (int i = _endIndex + 1; i < 256; i++) _entries[i] = Color.Transparent;
_colorIndexer = new ColorIndexer(this);
}
