src/extension/internal/filter/color.h

   1 #ifndef __INKSCAPE_EXTENSION_INTERNAL_FILTER_COLOR_H__
   2 #define __INKSCAPE_EXTENSION_INTERNAL_FILTER_COLOR_H__
   3 /* Change the 'COLOR' above to be your file name */
   4
   5 /*
   6  * Copyright (C) 2010 Authors:
   7  *   Ivan Louette (filters)
   8  *   Nicolas Dufour (UI) <nicoduf@yahoo.fr>
   9  *
  10  * Released under GNU GPL, read the file 'COPYING' for more information
  11  */
  12 /* ^^^ Change the copyright to be you and your e-mail address ^^^ */
  13
  14 #include "filter.h"
  15
  16 #include "extension/internal/clear-n_.h"
  17 #include "extension/system.h"
  18 #include "extension/extension.h"
  19
  20 namespace Inkscape {
  21 namespace Extension {
  22 namespace Internal {
  23 namespace Filter {
  24
  25 class Duochrome : public Inkscape::Extension::Internal::Filter::Filter {
  26 protected:
  27         virtual gchar const * get_filter_text (Inkscape::Extension::Extension * ext);
  28
  29 public:
  30         Duochrome ( ) : Filter() { };
  31         virtual ~Duochrome ( ) { if (_filter != NULL) g_free((void *)_filter); return; }
  32
  33         static void init (void) {
  34                 Inkscape::Extension::build_from_mem(
  35                         "<inkscape-extension xmlns=\"" INKSCAPE_EXTENSION_URI "\">\n"
  36                                 "<name>" N_("Duochrome, custom -EXP-") "</name>\n"
  37                                 "<id>org.inkscape.effect.filter.Duochrome</id>\n"
  38 // Using color widgets in tabs makes Inkscape crash...
  39 //                  "<param name=\"tab\" type=\"notebook\">\n"
  40 //                    "<page name=\"Color1\" _gui-text=\"Color 1\">\n"
  41                         "<param name=\"fluo\" gui-text=\"" N_("Fluorescence") "\" type=\"boolean\">false</param>\n"
  42                         "<param name=\"swapcolors\" gui-text=\"" N_("Swap colors") "\" type=\"boolean\">false</param>\n"
  43                         "<_param name=\"header1\" type=\"groupheader\">Color 1</_param>\n"
  44                                         "<param name=\"color1\" gui-text=\"" N_("Color 1") "\" type=\"color\">1364325887</param>\n"
  45 //                    "</page>\n"
  46 //                    "<page name=\"Color2\" _gui-text=\"Color 2\">\n"
  47                         "<_param name=\"header2\" type=\"groupheader\">Color 2</_param>\n"
  48                                         "<param name=\"color2\" gui-text=\"" N_("Color 2") "\" type=\"color\">-65281</param>\n"
  49 //                    "</page>\n"
  50 //                "</param>\n"
  51                                 "<effect>\n"
  52                                         "<object-type>all</object-type>\n"
  53                                         "<effects-menu>\n"
  54                                                 "<submenu name=\"" N_("Filters") "\">\n"
  55                                                 "<submenu name=\"" N_("Experimental") "\"/>\n"
  56                               "</submenu>\n"
  57                                         "</effects-menu>\n"
  58                                         "<menu-tip>" N_("Change colors to a two colors palette") "</menu-tip>\n"
  59                                 "</effect>\n"
  60                         "</inkscape-extension>\n", new Duochrome());
  61         };
  62
  63 };
  64
  65 gchar const *
  66 Duochrome::get_filter_text (Inkscape::Extension::Extension * ext)
  67 {
  68         if (_filter != NULL) g_free((void *)_filter);
  69
  70     std::ostringstream a1;
  71     std::ostringstream r1;
  72     std::ostringstream g1;
  73     std::ostringstream b1;
  74     std::ostringstream a2;
  75     std::ostringstream r2;
  76     std::ostringstream g2;
  77     std::ostringstream b2;
  78     std::ostringstream fluo;
  79     std::ostringstream swapc;
  80
  81     guint32 color1 = ext->get_param_color("color1");
  82     guint32 color2 = ext->get_param_color("color2");
  83     bool fluorescence = ext->get_param_bool("fluo");
  84     bool swapcolors = ext->get_param_bool("swapcolors");
  85
  86     a1 << (color1 & 0xff) / 255.0F;
  87     r1 << ((color1 >> 24) & 0xff);
  88     g1 << ((color1 >> 16) & 0xff);
  89     b1 << ((color1 >>  8) & 0xff);
  90     a2 << (color2 & 0xff) / 255.0F;
  91     r2 << ((color2 >> 24) & 0xff);
  92     g2 << ((color2 >> 16) & 0xff);
  93     b2 << ((color2 >>  8) & 0xff);
  94     if (fluorescence)
  95         fluo << "";
  96     else
  97         fluo << " in=\"blend\"";
  98     if (swapcolors)
  99         swapc << "in";
 100     else
 101         swapc << "out";
 102
 103         _filter = g_strdup_printf(
 104                 "<filter xmlns:inkscape=\"http://www.inkscape.org/namespaces/inkscape\" color-interpolation-filters=\"sRGB\" height=\"1\" width=\"1\" y=\"0\" x=\"0\" inkscape:label=\"Duochrome, custom -EXP-\">\n"
 105             "<feColorMatrix type=\"luminanceToAlpha\" result=\"fbSourceGraphic\" />\n"
 106             "<feFlood in=\"fbSourceGraphic\" flood-opacity=\"%s\" flood-color=\"rgb(%s,%s,%s)\" result=\"composite1\" />\n"
 107             "<feComposite in=\"composite1\" in2=\"fbSourceGraphic\" operator=\"%s\" result=\"result2\" />\n"
 108             "<feComposite in2=\"SourceGraphic\" k2=\"1\" result=\"fbSourceGraphic\" operator=\"arithmetic\" />\n"
 109             "<feFlood in=\"fbSourceGraphic\" flood-opacity=\"%s\" flood-color=\"rgb(%s,%s,%s)\" result=\"result2\" />\n"
 110             "<feMerge>\n"
 111                 "<feMergeNode in=\"result2\" />\n"
 112                 "<feMergeNode in=\"fbSourceGraphic\" />\n"
 113             "</feMerge>\n"
 114             "<feBlend in2=\"fbSourceGraphic\" mode=\"normal\" blend=\"normal\" result=\"blend\" />\n"
 115             "<feColorMatrix type=\"matrix\" values=\"2 -1 0 0 0 0 2 -1 0 0 -1 0 2 0 0 0 0 0 1 0 \" />\n"
 116             "<feComposite %s in2=\"SourceGraphic\" operator=\"in\" result=\"fbSourceGraphic\" />\n"
 117         "</filter>\n", a1.str().c_str(), r1.str().c_str(), g1.str().c_str(), b1.str().c_str(), swapc.str().c_str(), a2.str().c_str(), r2.str().c_str(), g2.str().c_str(), b2.str().c_str(), fluo.str().c_str());
 118
 119         return _filter;
 120 };
 121
 122
 123 class Duochrome2 : public Inkscape::Extension::Internal::Filter::Filter {
 124 protected:
 125         virtual gchar const * get_filter_text (Inkscape::Extension::Extension * ext);
 126
 127 public:
 128         Duochrome2 ( ) : Filter() { };
 129         virtual ~Duochrome2 ( ) { if (_filter != NULL) g_free((void *)_filter); return; }
 130
 131         static void init (void) {
 132                 Inkscape::Extension::build_from_mem(
 133                         "<inkscape-extension xmlns=\"" INKSCAPE_EXTENSION_URI "\">\n"
 134                                 "<name>" N_("Duochrome2, custom -EXP-") "</name>\n"
 135                                 "<id>org.inkscape.effect.filter.Duochrome2</id>\n"
 136                         "<param name=\"fluo\" gui-text=\"" N_("Fluorescence level:") "\" type=\"float\" min=\"0\" max=\"2\">0</param>\n"
 137                         "<param name=\"pres1\" gui-text=\"" N_("Presence 1:") "\" type=\"float\" min=\"0\" max=\"2\">1</param>\n"
 138                         "<param name=\"pres2\" gui-text=\"" N_("Presence 2:") "\" type=\"float\" min=\"0\" max=\"2\">1</param>\n"
 139                         "<param name=\"swapcolors\" gui-text=\"" N_("Swap colors") "\" type=\"boolean\">false</param>\n"
 140                         "<_param name=\"header1\" type=\"groupheader\">Color 1</_param>\n"
 141                                         "<param name=\"color1\" gui-text=\"" N_("Color 1") "\" type=\"color\">1364325887</param>\n"
 142                         "<_param name=\"header2\" type=\"groupheader\">Color 2</_param>\n"
 143                                         "<param name=\"color2\" gui-text=\"" N_("Color 2") "\" type=\"color\">-65281</param>\n"
 144                                 "<effect>\n"
 145                                         "<object-type>all</object-type>\n"
 146                                         "<effects-menu>\n"
 147                                                 "<submenu name=\"" N_("Filters") "\">\n"
 148                                                 "<submenu name=\"" N_("Experimental") "\"/>\n"
 149                               "</submenu>\n"
 150                                         "</effects-menu>\n"
 151                                         "<menu-tip>" N_("Convert luminance values to a duochrome palette") "</menu-tip>\n"
 152                                 "</effect>\n"
 153                         "</inkscape-extension>\n", new Duochrome2());
 154         };
 155
 156 };
 157
 158 gchar const *
 159 Duochrome2::get_filter_text (Inkscape::Extension::Extension * ext)
 160 {
 161         if (_filter != NULL) g_free((void *)_filter);
 162
 163     std::ostringstream a1;
 164     std::ostringstream r1;
 165     std::ostringstream g1;
 166     std::ostringstream b1;
 167     std::ostringstream a2;
 168     std::ostringstream r2;
 169     std::ostringstream g2;
 170     std::ostringstream b2;
 171     std::ostringstream fluo;
 172     std::ostringstream pres1;
 173     std::ostringstream pres2;
 174     std::ostringstream swap1;
 175     std::ostringstream swap2;
 176
 177     guint32 color1 = ext->get_param_color("color1");
 178     guint32 color2 = ext->get_param_color("color2");
 179     float fluorescence = ext->get_param_float("fluo");
 180     float presence1 = ext->get_param_float("pres1");
 181     float presence2 = ext->get_param_float("pres2");
 182     bool swapcolors = ext->get_param_bool("swapcolors");
 183
 184     a1 << (color1 & 0xff) / 255.0F;
 185     r1 << ((color1 >> 24) & 0xff);
 186     g1 << ((color1 >> 16) & 0xff);
 187     b1 << ((color1 >>  8) & 0xff);
 188     a2 << (color2 & 0xff) / 255.0F;
 189     r2 << ((color2 >> 24) & 0xff);
 190     g2 << ((color2 >> 16) & 0xff);
 191     b2 << ((color2 >>  8) & 0xff);
 192     fluo << fluorescence;
 193     pres1 << presence1;
 194     pres2 << presence2;
 195
 196     if (swapcolors) {
 197         swap1 << "in";
 198         swap2 << "out";
 199     } else {
 200         swap2 << "in";
 201         swap1 << "out";
 202     }
 203
 204         _filter = g_strdup_printf(
 205                 "<filter xmlns:inkscape=\"http://www.inkscape.org/namespaces/inkscape\" color-interpolation-filters=\"sRGB\" height=\"1\" width=\"1\" y=\"0\" x=\"0\" inkscape:label=\"Duochrome2, custom -EXP-\">\n"
 206             "<feColorMatrix type=\"luminanceToAlpha\" result=\"colormatrix1\" />\n"
 207             "<feFlood flood-opacity=\"%s\" flood-color=\"rgb(%s,%s,%s)\" result=\"flood1\" />\n"
 208             "<feComposite in2=\"colormatrix1\" operator=\"%s\" result=\"composite1\" />\n"
 209             "<feFlood in=\"colormatrix1\" flood-opacity=\"%s\" flood-color=\"rgb(%s,%s,%s)\" result=\"flood2\" />\n"
 210             "<feComposite in2=\"colormatrix1\" result=\"composite2\" operator=\"%s\" />\n"
 211             "<feComposite in=\"composite2\" in2=\"composite1\" k2=\"%s\"  k3=\"%s\" operator=\"arithmetic\" result=\"composite3\" />\n"
 212             "<feColorMatrix in=\"composite3\" type=\"matrix\" values=\"2 -1 0 0 0 0 2 -1 0 0 -1 0 2 0 0 0 0 0 1 0 \" result=\"colormatrix2\" />\n"
 213             "<feComposite in=\"colormatrix2\" in2=\"composite3\" operator=\"arithmetic\" k2=\"%s\" result=\"composite4\" />\n"
 214             "<feBlend in=\"composite4\" in2=\"composite3\" blend=\"normal\" mode=\"normal\" result=\"blend\" />\n"
 215             "<feComposite in2=\"SourceGraphic\" operator=\"in\" />\n"
 216         "</filter>\n", a1.str().c_str(), r1.str().c_str(), g1.str().c_str(), b1.str().c_str(), swap1.str().c_str(), a2.str().c_str(), r2.str().c_str(), g2.str().c_str(), b2.str().c_str(), swap2.str().c_str(), pres2.str().c_str(), pres1.str().c_str(), fluo.str().c_str());
 217
 218         return _filter;
 219 };
 220 }; /* namespace Filter */
 221 }; /* namespace Internal */
 222 }; /* namespace Extension */
 223 }; /* namespace Inkscape */
 224
 225 /* Change the 'COLOR' below to be your file name */
 226 #endif /* __INKSCAPE_EXTENSION_INTERNAL_FILTER_COLOR_H__ */