public bool RawForeachV1(TOnRawForeachV1 OnRawForeachV1)
{
if (ver != 1 || OnRawForeachV1 == null)
{
return(false);
}
for (int i = 0; i < getSprNum(); ++i)
{
sprMsgV1 spr = getSprMsgV1(i);
if (spr.pcxDataLen == 0)
{
sprMsgV1 linkSpr = spr;
while (linkSpr.pcxDataLen == 0)
{
linkSpr = getSprMsgV1(linkSpr.linkIndex);
}
OnRawForeachV1(spr, linkSpr.group, linkSpr.index, null, null);
}
else
{
byte[] pal;
byte[] colors = getSprDataV1(i, out pal, FI_FORMAT.FIF_UNKNOWN);
if (colors == null || colors.Length <= 0)
{
return(false);
}
OnRawForeachV1(spr, -1, -1, colors, pal);
}
}
return(true);
}
//SFFV1 获取指定图像信息
public sprMsgV1 getSprMsgV1(int index)
{
int offset = msgV1.sprOffset;
sprMsgV1 spr = new sprMsgV1();
for (int i = 0; i < msgV1.sprNum; i++)
{
seek(offset);
if (i == index)
{
spr.offset = br.ReadInt32();
spr.pcxDataLen = br.ReadInt32();
spr.x = br.ReadInt16();
spr.y = br.ReadInt16();
spr.group = br.ReadUInt16();
spr.index = br.ReadUInt16();
spr.linkIndex = br.ReadUInt16();
spr.palType = br.ReadByte();
offset = spr.offset;
}
else
{
offset = br.ReadInt32();
}
}
return(spr);
}
//SFFV1 从索引获取指定图像数据
public byte[] getSprDataV1(int index, out byte[] pp, FI_FORMAT type)
{
int offset = msgV1.sprOffset;
sprMsgV1 spr = new sprMsgV1();
byte[] facePalData = new byte[0];
byte[] palData = new byte[0];
byte[] sprData = new byte[0];
for (int i = 0; i < msgV1.sprNum; i++)
{
seek(offset);
offset = br.ReadInt32();
spr.pcxDataLen = br.ReadInt32();
spr.x = br.ReadInt16();
spr.y = br.ReadInt16();
spr.group = br.ReadUInt16();
spr.index = br.ReadUInt16();
spr.linkIndex = br.ReadUInt16();
spr.palType = br.ReadByte();
if (i == 0)
{
//第一张图强制为独立色表
spr.palType = 0;
}
seek(13, SeekOrigin.Current);
if ((spr.group == 0 && spr.index == 0 || spr.group == 9000 && spr.index == 0) && facePalData.Length != 0)
{
//0,0和9000,0强制为独立色表，且使用第一张色表
palData = facePalData;
}
if (i == index)
{
if (spr.pcxDataLen == 0)
{
//链接型图像
return(getSprDataV1(spr.linkIndex, out pp, type));
}
sprData = br.ReadBytes(spr.pcxDataLen);
if (type != FI_FORMAT.FIF_UNKNOWN)
{
IntPtr dib = FI.LoadFromMemory(sprData, FI_FORMAT.FIF_PCX);
if (spr.palType == 1)
{
RGBQUAD *pal = FI.GetPalette(dib);
for (int n = 0; n < 256; n++)
{
pal[n].Red = palData[n * 3];
pal[n].Green = palData[n * 3 + 1];
pal[n].Blue = palData[n * 3 + 2];
}
}
FI.SaveToMemory(dib, ref sprData, type);
//释放图像流
FI.Free(dib);
}
pp = palData;
return(sprData);
}
else
{
if (spr.palType == 0)
{
//读取PCX尾部色表数据
seek(spr.pcxDataLen - 768, SeekOrigin.Current);
palData = br.ReadBytes(768);
if (i == 0)
{
//保留第一张图的色表
facePalData = palData;
}
}
}
}
pp = null;
return(null);
}
