<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" lang="en_US" xml:lang="en_US"> <head> <title>kimgio: gimp.h Source File (kimgio)</title> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <meta http-equiv="Content-Style-Type" content="text/css" /> <meta http-equiv="pics-label" content='(pics-1.1 "http://www.icra.org/ratingsv02.html" comment "ICRAonline DE v2.0" l gen true for "http://www.kde.org" r (nz 1 vz 1 lz 1 oz 1 cb 1) "http://www.rsac.org/ratingsv01.html" l gen true for "http://www.kde.org" r (n 0 s 0 v 0 l 0))' /> <meta name="trademark" content="KDE e.V." /> <meta name="description" content="K Desktop Environment Homepage, KDE.org" /> <meta name="MSSmartTagsPreventParsing" content="true" /> <meta name="robots" content="all" /> <link rel="shortcut icon" href="../../favicon.ico" /> <link rel="stylesheet" media="screen" type="text/css" title="APIDOX" href="doxygen.css" /> </head> <body> <div id="nav_header_top" align="right"> <a href="#content" class="doNotDisplay" accesskey="2">Skip to main content ::</a> <a href="../.."><img id="nav_header_logo" alt="Home" align="left" src="../../kde_gear_64.png" border="0" /></a> <span class="doNotDisplay">::</span> <div id="nav_header_title" align="left">KDE API Reference</div> </div> <div id="nav_header_bottom" align="right"> <span class="doNotDisplay">:: <a href="#navigation" accesskey="5">Skip to Link Menu</a><br/></span> <div id="nav_header_bottom_right" style="text-align: left;"> / <a href="../..">API Reference</a> / <a href=".">kimgio</a> </div> </div> <table id="main" border="0" cellpadding="0" cellspacing="0" width="100%"> <tr> <td valign="top" class="menuheader" height="0"></td> <td id="contentcolumn" valign="top" rowspan="2" > <div id="content" style="padding-top: 0px;"><div style="width:100%; margin: 0px; padding: 0px;"> <a name="content"></a> <!-- Generated by Doxygen 1.5.5 --> <h1>gimp.h</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="preprocessor">#ifndef GIMP_H</span> <a name="l00002"></a>00002 <span class="preprocessor"></span><span class="preprocessor">#define GIMP_H</span> <a name="l00003"></a>00003 <span class="preprocessor"></span><span class="comment">/* -*- c++ -*-</span> <a name="l00004"></a>00004 <span class="comment"> * gimp.h: Header for a Qt 3 plug-in for reading GIMP XCF image files</span> <a name="l00005"></a>00005 <span class="comment"> * Copyright (C) 2001 lignum Computing, Inc. <allen@lignumcomputing.com></span> <a name="l00006"></a>00006 <span class="comment"> * Copyright (C) 2004 Melchior FRANZ <mfranz@kde.org></span> <a name="l00007"></a>00007 <span class="comment"> *</span> <a name="l00008"></a>00008 <span class="comment"> * This plug-in is free software; you can redistribute it and/or</span> <a name="l00009"></a>00009 <span class="comment"> * modify it under the terms of the GNU Lesser General Public</span> <a name="l00010"></a>00010 <span class="comment"> * License as published by the Free Software Foundation; either</span> <a name="l00011"></a>00011 <span class="comment"> * version 2.1 of the License, or (at your option) any later version.</span> <a name="l00012"></a>00012 <span class="comment"> *</span> <a name="l00013"></a>00013 <span class="comment"> * This library is distributed in the hope that it will be useful,</span> <a name="l00014"></a>00014 <span class="comment"> * but WITHOUT ANY WARRANTY; without even the implied warranty of</span> <a name="l00015"></a>00015 <span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span> <a name="l00016"></a>00016 <span class="comment"> * Lesser General Public License for more details.</span> <a name="l00017"></a>00017 <span class="comment"> *</span> <a name="l00018"></a>00018 <span class="comment"> * You should have received a copy of the GNU Lesser General Public</span> <a name="l00019"></a>00019 <span class="comment"> * License along with this library; if not, write to the Free Software</span> <a name="l00020"></a>00020 <span class="comment"> * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA</span> <a name="l00021"></a>00021 <span class="comment"> *</span> <a name="l00022"></a>00022 <span class="comment"> */</span> <a name="l00023"></a>00023 <a name="l00024"></a>00024 <span class="preprocessor">#include <kglobal.h></span> <a name="l00025"></a>00025 <a name="l00026"></a>00026 <span class="comment">/*</span> <a name="l00027"></a>00027 <span class="comment"> * These are the constants and functions I extracted from The GIMP source</span> <a name="l00028"></a>00028 <span class="comment"> * code. If the reader fails to work, this is probably the place to start</span> <a name="l00029"></a>00029 <span class="comment"> * looking for discontinuities.</span> <a name="l00030"></a>00030 <span class="comment"> */</span> <a name="l00031"></a>00031 <a name="l00032"></a>00032 <span class="comment">// From GIMP "tile.h" v1.2</span> <a name="l00033"></a>00033 <a name="l00034"></a>00034 <span class="keyword">const</span> uint TILE_WIDTH = 64; <a name="l00035"></a>00035 <span class="keyword">const</span> uint TILE_HEIGHT = 64; <a name="l00036"></a>00036 <a name="l00037"></a>00037 <span class="comment">// From GIMP "paint_funcs.c" v1.2</span> <a name="l00038"></a>00038 <a name="l00039"></a>00039 <span class="keyword">const</span> <span class="keywordtype">int</span> RANDOM_TABLE_SIZE = 4096; <a name="l00040"></a>00040 <span class="keyword">const</span> <span class="keywordtype">int</span> RANDOM_SEED = 314159265; <a name="l00041"></a>00041 <span class="keyword">const</span> <span class="keywordtype">double</span> EPSILON = 0.0001; <a name="l00042"></a>00042 <a name="l00043"></a>00043 <span class="comment">// From GIMP "paint_funcs.h" v1.2</span> <a name="l00044"></a>00044 <a name="l00045"></a>00045 <span class="keyword">const</span> uchar OPAQUE_OPACITY = 255; <a name="l00046"></a>00046 <a name="l00047"></a>00047 <span class="comment">// From GIMP "apptypes.h" v1.2</span> <a name="l00048"></a>00048 <a name="l00052"></a>00052 <a name="l00053"></a>00053 <span class="keyword">typedef</span> <span class="keyword">enum</span> <a name="l00054"></a>00054 { <a name="l00055"></a>00055 RGB, <a name="l00056"></a>00056 GRAY, <a name="l00057"></a>00057 INDEXED <a name="l00058"></a>00058 } GimpImageBaseType; <a name="l00059"></a>00059 <a name="l00061"></a>00061 <a name="l00062"></a>00062 <span class="keyword">typedef</span> <span class="keyword">enum</span> <a name="l00063"></a>00063 { <a name="l00064"></a>00064 RGB_GIMAGE, <a name="l00065"></a>00065 RGBA_GIMAGE, <a name="l00066"></a>00066 GRAY_GIMAGE, <a name="l00067"></a>00067 GRAYA_GIMAGE, <a name="l00068"></a>00068 INDEXED_GIMAGE, <a name="l00069"></a>00069 INDEXEDA_GIMAGE <a name="l00070"></a>00070 } GimpImageType; <a name="l00071"></a>00071 <a name="l00073"></a>00073 <a name="l00074"></a>00074 <span class="keyword">typedef</span> <span class="keyword">enum</span> <a name="l00075"></a>00075 { <a name="l00076"></a>00076 NORMAL_MODE, <a name="l00077"></a>00077 DISSOLVE_MODE, <a name="l00078"></a>00078 BEHIND_MODE, <a name="l00079"></a>00079 MULTIPLY_MODE, <a name="l00080"></a>00080 SCREEN_MODE, <a name="l00081"></a>00081 OVERLAY_MODE, <a name="l00082"></a>00082 DIFFERENCE_MODE, <a name="l00083"></a>00083 ADDITION_MODE, <a name="l00084"></a>00084 SUBTRACT_MODE, <a name="l00085"></a>00085 DARKEN_ONLY_MODE, <a name="l00086"></a>00086 LIGHTEN_ONLY_MODE, <a name="l00087"></a>00087 HUE_MODE, <a name="l00088"></a>00088 SATURATION_MODE, <a name="l00089"></a>00089 COLOR_MODE, <a name="l00090"></a>00090 VALUE_MODE, <a name="l00091"></a>00091 DIVIDE_MODE, <a name="l00092"></a>00092 ERASE_MODE, <a name="l00093"></a>00093 REPLACE_MODE, <a name="l00094"></a>00094 ANTI_ERASE_MODE <a name="l00095"></a>00095 } LayerModeEffects; <a name="l00096"></a>00096 <a name="l00097"></a>00097 <span class="comment">// From GIMP "xcf.c" v1.2</span> <a name="l00098"></a>00098 <a name="l00100"></a>00100 <a name="l00101"></a>00101 <span class="keyword">typedef</span> <span class="keyword">enum</span> <a name="l00102"></a>00102 { <a name="l00103"></a>00103 PROP_END = 0, <a name="l00104"></a>00104 PROP_COLORMAP = 1, <a name="l00105"></a>00105 PROP_ACTIVE_LAYER = 2, <a name="l00106"></a>00106 PROP_ACTIVE_CHANNEL = 3, <a name="l00107"></a>00107 PROP_SELECTION = 4, <a name="l00108"></a>00108 PROP_FLOATING_SELECTION = 5, <a name="l00109"></a>00109 PROP_OPACITY = 6, <a name="l00110"></a>00110 PROP_MODE = 7, <a name="l00111"></a>00111 PROP_VISIBLE = 8, <a name="l00112"></a>00112 PROP_LINKED = 9, <a name="l00113"></a>00113 PROP_PRESERVE_TRANSPARENCY = 10, <a name="l00114"></a>00114 PROP_APPLY_MASK = 11, <a name="l00115"></a>00115 PROP_EDIT_MASK = 12, <a name="l00116"></a>00116 PROP_SHOW_MASK = 13, <a name="l00117"></a>00117 PROP_SHOW_MASKED = 14, <a name="l00118"></a>00118 PROP_OFFSETS = 15, <a name="l00119"></a>00119 PROP_COLOR = 16, <a name="l00120"></a>00120 PROP_COMPRESSION = 17, <a name="l00121"></a>00121 PROP_GUIDES = 18, <a name="l00122"></a>00122 PROP_RESOLUTION = 19, <a name="l00123"></a>00123 PROP_TATTOO = 20, <a name="l00124"></a>00124 PROP_PARASITES = 21, <a name="l00125"></a>00125 PROP_UNIT = 22, <a name="l00126"></a>00126 PROP_PATHS = 23, <a name="l00127"></a>00127 PROP_USER_UNIT = 24 <a name="l00128"></a>00128 } PropType; <a name="l00129"></a>00129 <a name="l00130"></a>00130 <span class="comment">// From GIMP "xcf.c" v1.2</span> <a name="l00131"></a>00131 <a name="l00133"></a>00133 <a name="l00134"></a>00134 <span class="keyword">typedef</span> <span class="keyword">enum</span> <a name="l00135"></a>00135 { <a name="l00136"></a>00136 COMPRESS_NONE = 0, <a name="l00137"></a>00137 COMPRESS_RLE = 1, <a name="l00138"></a>00138 COMPRESS_ZLIB = 2, <a name="l00139"></a>00139 COMPRESS_FRACTAL = 3 <span class="comment">/* Unused. */</span> <a name="l00140"></a>00140 } CompressionType; <a name="l00141"></a>00141 <a name="l00142"></a>00142 <span class="comment">// From GIMP "paint_funcs.c" v1.2</span> <a name="l00143"></a>00143 <a name="l00151"></a>00151 <span class="keyword">inline</span> <span class="keywordtype">int</span> INT_MULT ( <span class="keywordtype">int</span> a, <span class="keywordtype">int</span> b ) <a name="l00152"></a>00152 { <a name="l00153"></a>00153 <span class="keywordtype">int</span> c = a * b + 0x80; <a name="l00154"></a>00154 <span class="keywordflow">return</span> ( ( c >> 8 ) + c ) >> 8; <a name="l00155"></a>00155 } <a name="l00156"></a>00156 <a name="l00168"></a>00168 <span class="keyword">inline</span> <span class="keywordtype">int</span> INT_BLEND ( <span class="keywordtype">int</span> a, <span class="keywordtype">int</span> b, <span class="keywordtype">int</span> alpha ) <a name="l00169"></a>00169 { <a name="l00170"></a>00170 <span class="keywordflow">return</span> INT_MULT( a - b, alpha ) + b; <a name="l00171"></a>00171 } <a name="l00172"></a>00172 <a name="l00173"></a>00173 <span class="comment">// From GIMP "gimpcolorspace.c" v1.2</span> <a name="l00174"></a>00174 <a name="l00181"></a>00181 <span class="keywordtype">void</span> RGBTOHSV ( uchar& red, uchar& green, uchar& blue ) <a name="l00182"></a>00182 { <a name="l00183"></a>00183 <span class="keywordtype">int</span> r, g, b; <a name="l00184"></a>00184 <span class="keywordtype">double</span> h, s, v; <a name="l00185"></a>00185 <span class="keywordtype">int</span> min, max; <a name="l00186"></a>00186 <a name="l00187"></a>00187 h = 0.; <a name="l00188"></a>00188 <a name="l00189"></a>00189 r = red; <a name="l00190"></a>00190 g = green; <a name="l00191"></a>00191 b = blue; <a name="l00192"></a>00192 <a name="l00193"></a>00193 <span class="keywordflow">if</span> ( r > g ) { <a name="l00194"></a>00194 max = KMAX( r, b ); <a name="l00195"></a>00195 min = KMIN( g, b ); <a name="l00196"></a>00196 } <a name="l00197"></a>00197 <span class="keywordflow">else</span> { <a name="l00198"></a>00198 max = KMAX( g, b ); <a name="l00199"></a>00199 min = KMIN( r, b ); <a name="l00200"></a>00200 } <a name="l00201"></a>00201 <a name="l00202"></a>00202 v = max; <a name="l00203"></a>00203 <a name="l00204"></a>00204 <span class="keywordflow">if</span> ( max != 0 ) <a name="l00205"></a>00205 s = ( ( max - min ) * 255 ) / (double)max; <a name="l00206"></a>00206 <span class="keywordflow">else</span> <a name="l00207"></a>00207 s = 0; <a name="l00208"></a>00208 <a name="l00209"></a>00209 <span class="keywordflow">if</span> ( s == 0 ) <a name="l00210"></a>00210 h = 0; <a name="l00211"></a>00211 <span class="keywordflow">else</span> { <a name="l00212"></a>00212 <span class="keywordtype">int</span> delta = max - min; <a name="l00213"></a>00213 <span class="keywordflow">if</span> ( r == max ) <a name="l00214"></a>00214 h = ( g - b ) / (<span class="keywordtype">double</span>)delta; <a name="l00215"></a>00215 <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( g == max ) <a name="l00216"></a>00216 h = 2 + ( b - r ) / (<span class="keywordtype">double</span>)delta; <a name="l00217"></a>00217 <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( b == max ) <a name="l00218"></a>00218 h = 4 + ( r - g ) / (<span class="keywordtype">double</span>)delta; <a name="l00219"></a>00219 h *= 42.5; <a name="l00220"></a>00220 <a name="l00221"></a>00221 <span class="keywordflow">if</span> ( h < 0 ) <a name="l00222"></a>00222 h += 255; <a name="l00223"></a>00223 <span class="keywordflow">if</span> ( h > 255 ) <a name="l00224"></a>00224 h -= 255; <a name="l00225"></a>00225 } <a name="l00226"></a>00226 <a name="l00227"></a>00227 red = (uchar)h; <a name="l00228"></a>00228 green = (uchar)s; <a name="l00229"></a>00229 blue = (uchar)v; <a name="l00230"></a>00230 } <a name="l00231"></a>00231 <a name="l00238"></a>00238 <span class="keywordtype">void</span> HSVTORGB ( uchar& hue, uchar& saturation, uchar& value ) <a name="l00239"></a>00239 { <a name="l00240"></a>00240 <span class="keywordflow">if</span> ( saturation == 0 ) { <a name="l00241"></a>00241 hue = value; <a name="l00242"></a>00242 saturation = value; <a name="l00243"></a>00243 value = value; <a name="l00244"></a>00244 } <a name="l00245"></a>00245 <span class="keywordflow">else</span> { <a name="l00246"></a>00246 <span class="keywordtype">double</span> h = hue * 6. / 255.; <a name="l00247"></a>00247 <span class="keywordtype">double</span> s = saturation / 255.; <a name="l00248"></a>00248 <span class="keywordtype">double</span> v = value / 255.; <a name="l00249"></a>00249 <a name="l00250"></a>00250 <span class="keywordtype">double</span> f = h - (int)h; <a name="l00251"></a>00251 <span class="keywordtype">double</span> p = v * ( 1. - s ); <a name="l00252"></a>00252 <span class="keywordtype">double</span> q = v * ( 1. - ( s * f ) ); <a name="l00253"></a>00253 <span class="keywordtype">double</span> t = v * ( 1. - ( s * ( 1. - f ) ) ); <a name="l00254"></a>00254 <a name="l00255"></a>00255 <span class="comment">// Worth a note here that gcc 2.96 will generate different results</span> <a name="l00256"></a>00256 <span class="comment">// depending on optimization mode on i386.</span> <a name="l00257"></a>00257 <a name="l00258"></a>00258 <span class="keywordflow">switch</span> ((<span class="keywordtype">int</span>)h) { <a name="l00259"></a>00259 <span class="keywordflow">case</span> 0: <a name="l00260"></a>00260 hue = (uchar)( v * 255 ); <a name="l00261"></a>00261 saturation = (uchar)( t * 255 ); <a name="l00262"></a>00262 value = (uchar)( p * 255 ); <a name="l00263"></a>00263 <span class="keywordflow">break</span>; <a name="l00264"></a>00264 <span class="keywordflow">case</span> 1: <a name="l00265"></a>00265 hue = (uchar)( q * 255 ); <a name="l00266"></a>00266 saturation = (uchar)( v * 255 ); <a name="l00267"></a>00267 value = (uchar)( p * 255 ); <a name="l00268"></a>00268 <span class="keywordflow">break</span>; <a name="l00269"></a>00269 <span class="keywordflow">case</span> 2: <a name="l00270"></a>00270 hue = (uchar)( p * 255 ); <a name="l00271"></a>00271 saturation = (uchar)( v * 255 ); <a name="l00272"></a>00272 value = (uchar)( t * 255 ); <a name="l00273"></a>00273 <span class="keywordflow">break</span>; <a name="l00274"></a>00274 <span class="keywordflow">case</span> 3: <a name="l00275"></a>00275 hue = (uchar)( p * 255 ); <a name="l00276"></a>00276 saturation = (uchar)( q * 255 ); <a name="l00277"></a>00277 value = (uchar)( v * 255 ); <a name="l00278"></a>00278 <span class="keywordflow">break</span>; <a name="l00279"></a>00279 <span class="keywordflow">case</span> 4: <a name="l00280"></a>00280 hue = (uchar)( t * 255 ); <a name="l00281"></a>00281 saturation = (uchar)( p * 255 ); <a name="l00282"></a>00282 value = (uchar)( v * 255 ); <a name="l00283"></a>00283 <span class="keywordflow">break</span>; <a name="l00284"></a>00284 <span class="keywordflow">case</span> 5: <a name="l00285"></a>00285 hue = (uchar)( v * 255 ); <a name="l00286"></a>00286 saturation = (uchar)( p * 255 ); <a name="l00287"></a>00287 value = (uchar)( q * 255 ); <a name="l00288"></a>00288 } <a name="l00289"></a>00289 } <a name="l00290"></a>00290 } <a name="l00291"></a>00291 <a name="l00298"></a>00298 <span class="keywordtype">void</span> RGBTOHLS ( uchar& red, uchar& green, uchar& blue ) <a name="l00299"></a>00299 { <a name="l00300"></a>00300 <span class="keywordtype">int</span> r = red; <a name="l00301"></a>00301 <span class="keywordtype">int</span> g = green; <a name="l00302"></a>00302 <span class="keywordtype">int</span> b = blue; <a name="l00303"></a>00303 <a name="l00304"></a>00304 <span class="keywordtype">int</span> min, max; <a name="l00305"></a>00305 <a name="l00306"></a>00306 <span class="keywordflow">if</span> ( r > g ) { <a name="l00307"></a>00307 max = KMAX( r, b ); <a name="l00308"></a>00308 min = KMIN( g, b ); <a name="l00309"></a>00309 } <a name="l00310"></a>00310 <span class="keywordflow">else</span> { <a name="l00311"></a>00311 max = KMAX( g, b ); <a name="l00312"></a>00312 min = KMIN( r, b ); <a name="l00313"></a>00313 } <a name="l00314"></a>00314 <a name="l00315"></a>00315 <span class="keywordtype">double</span> h; <a name="l00316"></a>00316 <span class="keywordtype">double</span> l = ( max + min ) / 2.; <a name="l00317"></a>00317 <span class="keywordtype">double</span> s; <a name="l00318"></a>00318 <a name="l00319"></a>00319 <span class="keywordflow">if</span> ( max == min ) { <a name="l00320"></a>00320 s = 0.; <a name="l00321"></a>00321 h = 0.; <a name="l00322"></a>00322 } <a name="l00323"></a>00323 <span class="keywordflow">else</span> { <a name="l00324"></a>00324 <span class="keywordtype">int</span> delta = max - min; <a name="l00325"></a>00325 <a name="l00326"></a>00326 <span class="keywordflow">if</span> ( l < 128 ) <a name="l00327"></a>00327 s = 255 * (double)delta / (<span class="keywordtype">double</span>)( max + min ); <a name="l00328"></a>00328 <span class="keywordflow">else</span> <a name="l00329"></a>00329 s = 255 * (double)delta / (<span class="keywordtype">double</span>)( 511 - max - min ); <a name="l00330"></a>00330 <a name="l00331"></a>00331 <span class="keywordflow">if</span> ( r == max ) <a name="l00332"></a>00332 h = ( g - b ) / (<span class="keywordtype">double</span>)delta; <a name="l00333"></a>00333 <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( g == max ) <a name="l00334"></a>00334 h = 2 + ( b - r ) / (<span class="keywordtype">double</span>)delta; <a name="l00335"></a>00335 <span class="keywordflow">else</span> <a name="l00336"></a>00336 h = 4 + ( r - g ) / (<span class="keywordtype">double</span>)delta; <a name="l00337"></a>00337 <a name="l00338"></a>00338 h *= 42.5; <a name="l00339"></a>00339 <a name="l00340"></a>00340 <span class="keywordflow">if</span> ( h < 0 ) <a name="l00341"></a>00341 h += 255; <a name="l00342"></a>00342 <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( h > 255 ) <a name="l00343"></a>00343 h -= 255; <a name="l00344"></a>00344 } <a name="l00345"></a>00345 <a name="l00346"></a>00346 red = (uchar)h; <a name="l00347"></a>00347 green = (uchar)l; <a name="l00348"></a>00348 blue = (uchar)s; <a name="l00349"></a>00349 } <a name="l00350"></a>00350 <a name="l00358"></a>00358 <span class="keywordtype">int</span> HLSVALUE ( <span class="keywordtype">double</span> n1, <span class="keywordtype">double</span> n2, <span class="keywordtype">double</span> hue ) <a name="l00359"></a>00359 { <a name="l00360"></a>00360 <span class="keywordtype">double</span> value; <a name="l00361"></a>00361 <a name="l00362"></a>00362 <span class="keywordflow">if</span> ( hue > 255 ) <a name="l00363"></a>00363 hue -= 255; <a name="l00364"></a>00364 <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( hue < 0 ) <a name="l00365"></a>00365 hue += 255; <a name="l00366"></a>00366 <a name="l00367"></a>00367 <span class="keywordflow">if</span> ( hue < 42.5 ) <a name="l00368"></a>00368 value = n1 + ( n2 - n1 ) * ( hue / 42.5 ); <a name="l00369"></a>00369 <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( hue < 127.5 ) <a name="l00370"></a>00370 value = n2; <a name="l00371"></a>00371 <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( hue < 170 ) <a name="l00372"></a>00372 value = n1 + ( n2 - n1 ) * ( ( 170 - hue ) / 42.5 ); <a name="l00373"></a>00373 <span class="keywordflow">else</span> <a name="l00374"></a>00374 value = n1; <a name="l00375"></a>00375 <a name="l00376"></a>00376 <span class="keywordflow">return</span> (<span class="keywordtype">int</span>)( value * 255 ); <a name="l00377"></a>00377 } <a name="l00378"></a>00378 <a name="l00385"></a>00385 <span class="keywordtype">void</span> HLSTORGB ( uchar& hue, uchar& lightness, uchar& saturation ) <a name="l00386"></a>00386 { <a name="l00387"></a>00387 <span class="keywordtype">double</span> h = hue; <a name="l00388"></a>00388 <span class="keywordtype">double</span> l = lightness; <a name="l00389"></a>00389 <span class="keywordtype">double</span> s = saturation; <a name="l00390"></a>00390 <a name="l00391"></a>00391 <span class="keywordflow">if</span> ( s == 0 ) { <a name="l00392"></a>00392 hue = (uchar)l; <a name="l00393"></a>00393 lightness = (uchar)l; <a name="l00394"></a>00394 saturation = (uchar)l; <a name="l00395"></a>00395 } <a name="l00396"></a>00396 <span class="keywordflow">else</span> { <a name="l00397"></a>00397 <span class="keywordtype">double</span> m1, m2; <a name="l00398"></a>00398 <a name="l00399"></a>00399 <span class="keywordflow">if</span> ( l < 128 ) <a name="l00400"></a>00400 m2 = ( l * ( 255 + s ) ) / 65025.; <a name="l00401"></a>00401 <span class="keywordflow">else</span> <a name="l00402"></a>00402 m2 = ( l + s - ( l * s ) / 255. ) / 255.; <a name="l00403"></a>00403 <a name="l00404"></a>00404 m1 = ( l / 127.5 ) - m2; <a name="l00405"></a>00405 <a name="l00406"></a>00406 hue = HLSVALUE( m1, m2, h + 85 ); <a name="l00407"></a>00407 lightness = HLSVALUE( m1, m2, h ); <a name="l00408"></a>00408 saturation = HLSVALUE( m1, m2, h - 85 ); <a name="l00409"></a>00409 } <a name="l00410"></a>00410 } <a name="l00411"></a>00411 <span class="preprocessor">#endif</span> </pre></div></div> </div></div> </td> </tr> <tr> <td valign="top" id="leftmenu" width="25%"> <a name="navigation"></a> <div class="menu_box"><h2>kimgio</h2> <div class="nav_list"> <ul><li><a href="index.html">Main Page</a></li><li><a href="files.html">File List</a></li></ul> <!-- <h2>Class Picker</h2> <div style="text-align: center;"> <form name="guideform"> <select name="guidelinks" style="width:100%;" onChange="window.location=document.guideform.guidelinks.options[document.guideform.guidelinks.selectedIndex].value"> <option value="annotated.html">-- Choose --</option> </select> </form> </div> --> </div></div> <div class="menu_box"><h2>API Dox</h2> <div class="nav_list"> <ul> <li><a href="../../arts/html/index.html">arts</a></li><li><a href="../../dcop/html/index.html">dcop</a></li><li><a href="../../dnssd/html/index.html">dnssd</a></li><li><a href="../../interfaces/html/index.html">interfaces</a></li><li> <a href="../../interfaces/kimproxy/interface/html/index.html">interface</a></li><li> <a href="../../interfaces/kimproxy/library/html/index.html">library</a></li><li> <a href="../../interfaces/kspeech/html/index.html">kspeech</a></li><li> <a href="../../interfaces/ktexteditor/html/index.html">ktexteditor</a></li><li><a href="../../kabc/html/index.html">kabc</a></li><li><a href="../../kate/html/index.html">kate</a></li><li><a href="../../kcmshell/html/index.html">kcmshell</a></li><li><a href="../../kdecore/html/index.html">kdecore</a></li><li><a href="../../kded/html/index.html">kded</a></li><li><a href="../../kdefx/html/index.html">kdefx</a></li><li><a href="../../kdeprint/html/index.html">kdeprint</a></li><li><a href="../../kdesu/html/index.html">kdesu</a></li><li><a href="../../kdeui/html/index.html">kdeui</a></li><li><a href="../../kdoctools/html/index.html">kdoctools</a></li><li><a href="../../khtml/html/index.html">khtml</a></li><li><a href="../../kimgio/html/index.html">kimgio</a></li><li><a href="../../kinit/html/index.html">kinit</a></li><li><a href="../../kio/html/index.html">kio</a></li><li> <a href="../../kio/bookmarks/html/index.html">bookmarks</a></li><li> <a href="../../kio/httpfilter/html/index.html">httpfilter</a></li><li> <a href="../../kio/kfile/html/index.html">kfile</a></li><li> <a href="../../kio/kio/html/index.html">kio</a></li><li> <a href="../../kio/kioexec/html/index.html">kioexec</a></li><li> <a href="../../kio/kpasswdserver/html/index.html">kpasswdserver</a></li><li> <a href="../../kio/kssl/html/index.html">kssl</a></li><li><a href="../../kioslave/html/index.html">kioslave</a></li><li> <a href="../../kioslave/http/html/index.html">http</a></li><li><a href="../../kjs/html/index.html">kjs</a></li><li><a href="../../kmdi/html/index.html">kmdi</a></li><li> <a href="../../kmdi/kmdi/html/index.html">kmdi</a></li><li><a href="../../knewstuff/html/index.html">knewstuff</a></li><li><a href="../../kparts/html/index.html">kparts</a></li><li><a href="../../kresources/html/index.html">kresources</a></li><li><a href="../../kspell2/html/index.html">kspell2</a></li><li><a href="../../kunittest/html/index.html">kunittest</a></li><li><a href="../../kutils/html/index.html">kutils</a></li><li><a href="../../kwallet/html/index.html">kwallet</a></li><li><a href="../../libkmid/html/index.html">libkmid</a></li><li><a href="../../libkscreensaver/html/index.html">libkscreensaver</a></li> </ul></div></div> </td> </tr> </table> <span class="doNotDisplay"> <a href="http://www.kde.org/" accesskey="8">KDE Home</a> | <a href="http://accessibility.kde.org/" accesskey="9">KDE Accessibility Home</a> | <a href="http://www.kde.org/media/accesskeys.php" accesskey="0">Description of Access Keys</a> </span> <div style="height: 8px"></div> <div id="footer"> <div id="footer_left"> Maintained by <a href="mailto:groot@kde.org">Adriaan de Groot</a> and <a href="mailto:winter@kde.org">Allen Winter</a>. <br/> KDE and K Desktop Environment are trademarks of <a href="http://www.kde.org/areas/kde-ev/" title="Homepage of the KDE non-profit Organization">KDE e.V.</a> | <a href="http://www.kde.org/contact/impressum.php">Legal</a> </div> <div id="footer_right"><img src="/media/images/footer_right.png" style="margin: 0px" alt="" /></div> </div> <!-- WARNING: DO NOT SEND MAIL TO THE FOLLOWING EMAIL ADDRESS! YOU WILL BE BLOCKED INSTANTLY AND PERMANENTLY! <a href="mailto:aaaatrap-425acc3b5374943f@kde.org">Block me</a> WARNING END --> </body> </html>