protected TGA.LINE m_Line; // ビット配列
/**--------------------------------------------------------------------------
* 公開
*--------------------------------------------------------------------------*/
/// <summary>
/// コンストラクタ
/// </summary>
public BasePict()
{
m_pImage = null;
m_ImageSize = 0;
m_ImageBit = 0;
m_pPalette = null;
m_PaletteSize = 0;
m_PaletteBit = 0;
m_PaletteColor = 0;
m_ImageW = 0;
m_ImageH = 0;
m_Line = TGA.LINE.IMAGE_LINE_LRUD;
}
public BasePict(BasePict pict)
{
m_pImage = null;
m_ImageSize = pict.m_ImageSize;
m_ImageBit = pict.m_ImageBit;
m_pPalette = null;
m_PaletteSize = pict.m_PaletteSize;
m_PaletteBit = pict.m_PaletteBit;
m_PaletteColor = pict.m_PaletteColor;
m_ImageW = pict.m_ImageW;
m_ImageH = pict.m_ImageH;
m_Line = pict.m_Line;
}
/// <summary>
/// 指定のビット配列に変換
/// ※LINEはTGAクラスのものを使用
/// </summary>
/// <param name="line">変換するビット配列</param>
/// <returns>変換の成否</returns>
public bool ConvertBitType(TGA.LINE line)
{
if (line >= TGA.LINE.IMAGE_LINE_MAX)
{
return(false);
}
if (m_pImage == null || m_ImageSize == 0)
{
return(false);
}
byte srcDiscripter = (byte)((byte)m_Line & 0xf0);
byte dstDiscripter = (byte)((byte)line & 0xf0);
// 同じなら処理をしない
if (srcDiscripter == dstDiscripter)
{
return(true);
}
// 配列変換
try
{
int tx, ty;
int ofsSrc, ofsDst;
byte[] pImage = new byte[m_ImageSize];
ofsDst = 0;
for (int y = 0; y < m_ImageH; y++)
{
ty = y;
if ((srcDiscripter & 0x20) != (dstDiscripter & 0x20))
{
// お互いのY方向が一致しないなら反転
ty = m_ImageH - y - 1;
}
for (int x = 0; x < m_ImageW; x++)
{
tx = x;
if ((srcDiscripter & 0x10) != (dstDiscripter & 0x10))
{
// お互いのX方向が一致しないなら反転
tx = m_ImageW - x - 1;
}
ofsSrc = (ty * m_ImageW) + tx;
switch (m_ImageBit)
{
case 8:
pImage[ofsDst++] = m_pImage[ofsSrc];
break;
case 16:
ofsSrc *= 2;
byte[] src = BitConverter.GetBytes(BitConverter.ToUInt16(m_pImage, ofsSrc));
pImage[ofsDst++] = src[0];
pImage[ofsDst++] = src[1];
break;
case 24:
ofsSrc *= 3;
pImage[ofsDst++] = m_pImage[ofsSrc++];
pImage[ofsDst++] = m_pImage[ofsSrc++];
pImage[ofsDst++] = m_pImage[ofsSrc++];
break;
case 32:
ofsSrc *= 4;
pImage[ofsDst++] = m_pImage[ofsSrc++];
pImage[ofsDst++] = m_pImage[ofsSrc++];
pImage[ofsDst++] = m_pImage[ofsSrc++];
pImage[ofsDst++] = m_pImage[ofsSrc++];
break;
}
}
}
m_pImage = pImage;
m_Line = (TGA.LINE)(((byte)m_Line & 0x0f) + dstDiscripter);
}
catch
{
return(false);
}
return(true);
}
