C++ (Cpp) askGradientChoice示例

示例#1

文件： tagcoloreditor.cpp 项目： imclab/drishti

void
TagColorEditor::newColorSet(int h)
{
  if (h == 1)
    {
      askGradientChoice();
      return;
    }

  qsrand(h);

  uchar *colors = Global::tagColors();

  for(int i=0; i<256; i++)
    {
      float r,g,b;
      if (i > 0 && i < 255)
	{
	  r = (float)qrand()/(float)RAND_MAX;
	  g = (float)qrand()/(float)RAND_MAX;
	  b = (float)qrand()/(float)RAND_MAX;
	}
      else
	{
	  r = g = b = 0;
	}
      colors[4*i+0] = 255*r;
      colors[4*i+1] = 255*g;
      colors[4*i+2] = 255*b;
    }
  
  setColors();
}

示例#2

文件： tagcoloreditor.cpp 项目： beyondwolfeagle/drishti

void
TagColorEditor::newColorSet(int h)
{
  if (h == 1)
    {
      askGradientChoice();
      return;
    }

  qsrand(h);

  uchar *colors = Global::tagColors();

  for(int i=1; i<255; i++)
    {
      float r,g,b;
      r = (float)qrand()/(float)RAND_MAX;
      g = (float)qrand()/(float)RAND_MAX;
      b = (float)qrand()/(float)RAND_MAX;
      colors[4*i+0] = 255*r;
      colors[4*i+1] = 255*g;
      colors[4*i+2] = 255*b;
    }
  colors[0] = 0;
  colors[1] = 0;
  colors[2] = 0;
  colors[3] = 0;
  
  setColors();
}