Line data    Source code

       1             : #include "ColorReference.h"
       2             : 
       3           0 : libmspub::Color libmspub::ColorReference::getRealColor(unsigned c, const std::vector<Color> &palette) const
       4             : {
       5           0 :   unsigned char type = (c >> 24) & 0xFF;
       6           0 :   if (type == 0x08)
       7             :   {
       8           0 :     if ((c & 0xFFFFFF) >= palette.size())
       9             :     {
      10           0 :       return Color();
      11             :     }
      12           0 :     return palette[c & 0xFFFFFF];
      13             :   }
      14           0 :   return Color(c & 0xFF, (c >> 8) & 0xFF, (c >> 16) & 0xFF);
      15             : }
      16           0 : libmspub::Color libmspub::ColorReference::getFinalColor(const std::vector<Color> &palette) const
      17             : {
      18           0 :   unsigned char modifiedType = (m_modifiedColor >> 24) & 0xFF;
      19           0 :   if (modifiedType == CHANGE_INTENSITY)
      20             :   {
      21           0 :     Color c = getRealColor(m_baseColor, palette);
      22           0 :     unsigned char changeIntensityBase = (m_modifiedColor >> 8) & 0xFF;
      23           0 :     double intensity = (double)((m_modifiedColor >> 16) & 0xFF) / 0xFF;
      24           0 :     if (changeIntensityBase == BLACK_BASE)
      25             :     {
      26           0 :       return Color(c.r * intensity, c.g * intensity, c.b * intensity);
      27             :     }
      28           0 :     if (changeIntensityBase == WHITE_BASE)
      29             :     {
      30           0 :       return Color(c.r + (255 - c.r) * (1 - intensity), c.g + (255 - c.g) * (1 - intensity), c.b + (255 - c.b) * (1 - intensity));
      31             :     }
      32           0 :     return Color();
      33             :   }
      34             :   else
      35             :   {
      36           0 :     return getRealColor(m_modifiedColor, palette);
      37             :   }
      38             : }
      39             : 
      40             : namespace libmspub
      41             : {
      42           0 : bool operator==(const libmspub::ColorReference &l, const libmspub::ColorReference &r)
      43             : {
      44           0 :   return l.m_baseColor == r.m_baseColor && l.m_modifiedColor == r.m_modifiedColor;
      45             : }
      46             : 
      47             : // const unsigned char ColorReference::COLOR_PALETTE = 0x8;
      48             : 
      49             : const unsigned char ColorReference::CHANGE_INTENSITY = 0x10;
      50             : 
      51             : const unsigned char ColorReference::BLACK_BASE = 0x1;
      52             : 
      53             : const unsigned char ColorReference::WHITE_BASE = 0x2;
      54             : 
      55             : }
      56             : 
      57             : /* vim:set shiftwidth=2 softtabstop=2 expandtab: */