HLS(图象亮度，饱和度，色度)显示效果程序

/****************************************************************************\ Datei : Color.cpp Projekt: Farbverwaltung Inhalt : CColor Implementierung Datum : 10.01.1999 Autor : Christian Rodemeyer Hinweis: � 1999 by Christian Rodemeyer Info �ber HLS Konvertierungsfunktion - Foley and Van Dam: "Fundamentals of Interactive Computer Graphics" - MSDN: 'HLS Color Spaces' - MSDN: 'Converting Colors Between RGB and HLS' \****************************************************************************/ #include "StdAfx.h" #include "Color.h" #ifdef _DEBUG #define new DEBUG_NEW #undef THIS_FILE static char THIS_FILE[] = __FILE__; #endif /****************************************************************************\ CColor: Implementierung \****************************************************************************/ const CColor::DNamedColor CColor::m_namedColor[CColor::numNamedColors] = { {aliceblue , "aliceblue"}, {antiquewhite , "antiquewhite"}, {aqua , "aqua"}, {aquamarine , "aquamarine"}, {azure , "azure"}, {beige , "beige"}, {bisque , "bisque"}, {black , "black"}, {blanchedalmond , "blanchedalmond"}, {blue , "blue"}, {blueviolet , "blueviolet"}, {brown , "brown"}, {burlywood , "burlywood"}, {cadetblue , "cadetblue"}, {chartreuse , "chartreuse"}, {chocolate , "chocolate"}, {coral , "coral"}, {cornflower , "cornflower"}, {cornsilk , "cornsilk"}, {crimson , "crimson"}, {cyan , "cyan"}, {darkblue , "darkblue"}, {darkcyan , "darkcyan"}, {darkgoldenrod , "darkgoldenrod"}, {darkgray , "darkgray"}, {darkgreen , "darkgreen"}, {darkkhaki , "darkkhaki"}, {darkmagenta , "darkmagenta"}, {darkolivegreen , "darkolivegreen"}, {darkorange , "darkorange"}, {darkorchid , "darkorchid"}, {darkred , "darkred"}, {darksalmon , "darksalmon"}, {darkseagreen , "darkseagreen"}, {darkslateblue , "darkslateblue"}, {darkslategray , "darkslategray"}, {darkturquoise , "darkturquoise"}, {darkviolet , "darkviolet"}, {deeppink , "deeppink"}, {deepskyblue , "deepskyblue"}, {dimgray , "dimgray"}, {dodgerblue , "dodgerblue"}, {firebrick , "firebrick"}, {floralwhite , "floralwhite"}, {forestgreen , "forestgreen"}, {fuchsia , "fuchsia"}, {gainsboro , "gainsboro"}, {ghostwhite , "ghostwhite"}, {gold , "gold"}, {goldenrod , "goldenrod"}, {gray , "gray"}, {green , "green"}, {greenyellow , "greenyellow"}, {honeydew , "honeydew"}, {hotpink , "hotpink"}, {indianred , "indianred"}, {indigo , "indigo"}, {ivory , "ivory"}, {khaki , "khaki"}, {lavender , "lavender"}, {lavenderblush , "lavenderblush"}, {lawngreen , "lawngreen"}, {lemonchiffon , "lemonchiffon"}, {lightblue , "lightblue"}, {lightcoral , "lightcoral"}, {lightcyan , "lightcyan"}, {lightgoldenrodyellow , "lightgoldenrodyellow"}, {lightgreen , "lightgreen"}, {lightgrey , "lightgrey"}, {lightpink , "lightpink"}, {lightsalmon , "lightsalmon"}, {lightseagreen , "lightseagreen"}, {lightskyblue , "lightskyblue"}, {lightslategray , "lightslategray"}, {lightsteelblue , "lightsteelblue"}, {lightyellow , "lightyellow"}, {lime , "lime"}, {limegreen , "limegreen"}, {linen , "linen"}, {magenta , "magenta"}, {maroon , "maroon"}, {mediumaquamarine , "mediumaquamarine"}, {mediumblue , "mediumblue"}, {mediumorchid , "mediumorchid"}, {mediumpurple , "mediumpurple"}, {mediumseagreen , "mediumseagreen"}, {mediumslateblue , "mediumslateblue"}, {mediumspringgreen , "mediumspringgreen"}, {mediumturquoise , "mediumturquoise"}, {mediumvioletred , "mediumvioletred"}, {midnightblue , "midnightblue"}, {mintcream , "mintcream"}, {mistyrose , "mistyrose"}, {moccasin , "moccasin"}, {navajowhite , "navajowhite"}, {navy , "navy"}, {oldlace , "oldlace"}, {olive , "olive"}, {olivedrab , "olivedrab"}, {orange , "orange"}, {orangered , "orangered"}, {orchid , "orchid"}, {palegoldenrod , "palegoldenrod"}, {palegreen , "palegreen"}, {paleturquoise , "paleturquoise"}, {palevioletred , "palevioletred"}, {papayawhip , "papayawhip"}, {peachpuff , "peachpuff"}, {peru , "peru"}, {pink , "pink"}, {plum , "plum"}, {powderblue , "powderblue"}, {purple , "purple"}, {red , "red"}, {rosybrown , "rosybrown"}, {royalblue , "royalblue"}, {saddlebrown , "saddlebrown"}, {salmon , "salmon"}, {sandybrown , "sandybrown"}, {seagreen , "seagreen"}, {seashell , "seashell"}, {sienna , "sienna"}, {silver , "silver"}, {skyblue , "skyblue"}, {slateblue , "slateblue"}, {slategray , "slategray"}, {snow , "snow"}, {springgreen , "springgreen"}, {steelblue , "steelblue"}, {tan , "tan"}, {teal , "teal"}, {thistle , "thistle"}, {tomato , "tomato"}, {turquoise , "turquoise"}, {violet , "violet"}, {wheat , "wheat"}, {white , "white"}, {whitesmoke , "whitesmoke"}, {yellow , "yellow"}, {yellowgreen , "yellowgreen"} }; LPCSTR CColor::GetNameFromIndex(int i) { ASSERT(0 <= i && i < numNamedColors); return m_namedColor[i].name; } CColor CColor::GetColorFromIndex(int i) { ASSERT(0 <= i && i < numNamedColors); return m_namedColor[i].color; } CColor CColor::FromString(LPCSTR pcColor) { CColor t; t.SetString(pcColor); return t; } CColor::CColor(COLORREF cr) : m_bIsRGB(true), m_bIsHLS(false), m_colorref(cr) {} CColor::operator COLORREF() const { const_cast<CColor*>(this)->ToRGB(); return m_colorref; } // RGB void CColor::SetRed(int red) { ASSERT(0 <= red && red <= 255); ToRGB(); m_color[c_red] = static_cast<unsigned char>(red); m_bIsHLS = false; } void CColor::SetGreen(int green) { ASSERT(0 <= green && green <= 255); ToRGB(); m_color[c_green] = static_cast<unsigned char>(green); m_bIsHLS = false; } void CColor::SetBlue(int blue) { ASSERT(0 <= blue && blue <= 255); ToRGB(); m_color[c_blue] = static_cast<unsigned char>(blue); m_bIsHLS = false; } void CColor::SetRGB(int red, int blue, int green) { ASSERT(0 <= red && red <= 255); ASSERT(0 <= green && green <= 255); ASSERT(0 <= blue && blue <= 255); m_color[c_red] = static_cast<unsigned char>(red); m_color[c_green] = static_cast<unsigned char>(