public IColor AddColor(string color)
        {
            if (m_colorLookup.ContainsKey(color))
            {
                return(m_colorLookup[color]);
            }
            Color      color2     = LayoutConvert.ToColor(color);
            BIFF8Color bIFF8Color = null;

            for (int i = 0; i < m_colors.Count; i++)
            {
                if (m_colors[i].Equals(color2))
                {
                    bIFF8Color = m_colors[i];
                }
            }
            if (bIFF8Color == null)
            {
                if (m_colors.Count >= 56)
                {
                    return(m_colors[0]);
                }
                bIFF8Color = new BIFF8Color(color2, m_colors.Count + 8);
                m_colors.Add(bIFF8Color);
            }
            m_colorLookup[color] = bIFF8Color;
            return(bIFF8Color);
        }
Esempio n. 2
0
 public IColor AddColor(string colorString)
 {
     System.Drawing.Color color = LayoutConvert.ToColor(colorString);
     if (this._nextPaletteIndex < 56)
     {
         int colorIndex = this._workbook.Palette.GetColorIndex(color.R, color.G, color.B);
         if (colorIndex == -1)
         {
             this._workbook.Palette.SetColorAt(this._nextPaletteIndex, color.R, color.G, color.B);
             this._nextPaletteIndex++;
         }
         else if (colorIndex >= this._nextPaletteIndex)
         {
             if (colorIndex == this._nextPaletteIndex)
             {
                 this._nextPaletteIndex++;
             }
             else
             {
                 Color colorAt  = this._workbook.Palette.GetColorAt(colorIndex);
                 Color colorAt2 = this._workbook.Palette.GetColorAt(this._nextPaletteIndex);
                 this._workbook.Palette.SetColorAt(colorIndex, colorAt2.Red, colorAt2.Green, colorAt2.Blue);
                 this._workbook.Palette.SetColorAt(this._nextPaletteIndex, colorAt.Red, colorAt.Green, colorAt.Blue);
                 this._nextPaletteIndex++;
             }
         }
     }
     return(this._workbook.Palette.GetColor(color));
 }