src/sp-fespecularlighting.cpp

   1 #define __SP_FESPECULARLIGHTING_CPP__
   2
   3 /** \file
   4  * SVG <feSpecularLighting> implementation.
   5  *
   6  */
   7 /*
   8  * Authors:
   9  *   hugo Rodrigues <haa.rodrigues@gmail.com>
  10  *
  11  * Copyright (C) 2006 Hugo Rodrigues
  12  *
  13  * Released under GNU GPL, read the file 'COPYING' for more information
  14  */
  15
  16 #ifdef HAVE_CONFIG_H
  17 # include "config.h"
  18 #endif
  19
  20 #include "attributes.h"
  21 #include "svg/svg.h"
  22 #include "sp-fespecularlighting.h"
  23 #include "xml/repr.h"
  24
  25 //#define SP_MACROS_SILENT
  26 //#include "macros.h"
  27
  28 #define DEBUG_FESPECULARLIGHTING
  29 #ifdef DEBUG_FESPECULARLIGHTING
  30 # define debug(f, a...) { g_print("%s(%d) %s:", \
  31                                   __FILE__,__LINE__,__FUNCTION__); \
  32                           g_print(f, ## a); \
  33                           g_print("\n"); \
  34                         }
  35 #else
  36 # define debug(f, a...) /**/
  37 #endif
  38
  39 /* FeSpecularLighting base class */
  40
  41 static void sp_feSpecularLighting_class_init(SPFeSpecularLightingClass *klass);
  42 static void sp_feSpecularLighting_init(SPFeSpecularLighting *feSpecularLighting);
  43
  44 static void sp_feSpecularLighting_build(SPObject *object, SPDocument *document, Inkscape::XML::Node *repr);
  45 static void sp_feSpecularLighting_release(SPObject *object);
  46 static void sp_feSpecularLighting_set(SPObject *object, unsigned int key, gchar const *value);
  47 static void sp_feSpecularLighting_update(SPObject *object, SPCtx *ctx, guint flags);
  48 static Inkscape::XML::Node *sp_feSpecularLighting_write(SPObject *object, Inkscape::XML::Node *repr, guint flags);
  49
  50 static SPObjectClass *feSpecularLighting_parent_class;
  51
  52 GType
  53 sp_feSpecularLighting_get_type()
  54 {
  55     static GType feSpecularLighting_type = 0;
  56
  57     if (!feSpecularLighting_type) {
  58         GTypeInfo feSpecularLighting_info = {
  59             sizeof(SPFeSpecularLightingClass),
  60             NULL, NULL,
  61             (GClassInitFunc) sp_feSpecularLighting_class_init,
  62             NULL, NULL,
  63             sizeof(SPFeSpecularLighting),
  64             16,
  65             (GInstanceInitFunc) sp_feSpecularLighting_init,
  66             NULL,    /* value_table */
  67         };
  68         feSpecularLighting_type = g_type_register_static(SP_TYPE_OBJECT, "SPFeSpecularLighting", &feSpecularLighting_info, (GTypeFlags)0);
  69     }
  70     return feSpecularLighting_type;
  71 }
  72
  73 static void
  74 sp_feSpecularLighting_class_init(SPFeSpecularLightingClass *klass)
  75 {
  76     SPObjectClass *sp_object_class = (SPObjectClass *)klass;
  77
  78     feSpecularLighting_parent_class = (SPObjectClass*)g_type_class_peek_parent(klass);
  79
  80     sp_object_class->build = sp_feSpecularLighting_build;
  81     sp_object_class->release = sp_feSpecularLighting_release;
  82     sp_object_class->write = sp_feSpecularLighting_write;
  83     sp_object_class->set = sp_feSpecularLighting_set;
  84     sp_object_class->update = sp_feSpecularLighting_update;
  85 }
  86
  87 static void
  88 sp_feSpecularLighting_init(SPFeSpecularLighting *feSpecularLighting)
  89 {
  90     debug("0x%p",feSpecularLighting);
  91 }
  92
  93 /**
  94  * Reads the Inkscape::XML::Node, and initializes SPFeSpecularLighting variables.  For this to get called,
  95  * our name must be associated with a repr via "sp_object_type_register".  Best done through
  96  * sp-object-repr.cpp's repr_name_entries array.
  97  */
  98 static void
  99 sp_feSpecularLighting_build(SPObject *object, SPDocument *document, Inkscape::XML::Node *repr)
 100 {
 101     debug("0x%p",object);
 102     if (((SPObjectClass *) feSpecularLighting_parent_class)->build) {
 103         ((SPObjectClass *) feSpecularLighting_parent_class)->build(object, document, repr);
 104     }
 105
 106     /*LOAD ATTRIBUTES FROM REPR HERE*/
 107 }
 108
 109 /**
 110  * Drops any allocated memory.
 111  */
 112 static void
 113 sp_feSpecularLighting_release(SPObject *object)
 114 {
 115     debug("0x%p",object);
 116
 117     if (((SPObjectClass *) feSpecularLighting_parent_class)->release)
 118         ((SPObjectClass *) feSpecularLighting_parent_class)->release(object);
 119 }
 120
 121 /**
 122  * Sets a specific value in the SPFeSpecularLighting.
 123  */
 124 static void
 125 sp_feSpecularLighting_set(SPObject *object, unsigned int key, gchar const *value)
 126 {
 127     debug("0x%p %s(%u): '%s'",object,
 128             sp_attribute_name(key),key,value);
 129     SPFeSpecularLighting *feSpecularLighting = SP_FESPECULARLIGHTING(object);
 130
 131     switch(key) {\r
 132         /*DEAL WITH SETTING ATTRIBUTES HERE*/
 133         default:
 134             if (((SPObjectClass *) feSpecularLighting_parent_class)->set)
 135                 ((SPObjectClass *) feSpecularLighting_parent_class)->set(object, key, value);
 136             break;
 137     }
 138
 139 }
 140
 141 /**
 142  * Receives update notifications.
 143  */
 144 static void
 145 sp_feSpecularLighting_update(SPObject *object, SPCtx *ctx, guint flags)
 146 {
 147     debug("0x%p",object);
 148
 149     if (flags & (SP_OBJECT_MODIFIED_FLAG | SP_OBJECT_STYLE_MODIFIED_FLAG |
 150                  SP_OBJECT_VIEWPORT_MODIFIED_FLAG)) {
 151
 152         /* do something to trigger redisplay, updates? */
 153
 154     }
 155
 156     if (((SPObjectClass *) feSpecularLighting_parent_class)->update) {
 157         ((SPObjectClass *) feSpecularLighting_parent_class)->update(object, ctx, flags);
 158     }
 159 }
 160
 161 /**
 162  * Writes its settings to an incoming repr object, if any.
 163  */
 164 static Inkscape::XML::Node *
 165 sp_feSpecularLighting_write(SPObject *object, Inkscape::XML::Node *repr, guint flags)
 166 {
 167     debug("0x%p",object);
 168
 169     // Inkscape-only object, not copied during an "plain SVG" dump:
 170     if (flags & SP_OBJECT_WRITE_EXT) {
 171         if (repr) {
 172             // is this sane?
 173             repr->mergeFrom(SP_OBJECT_REPR(object), "id");
 174         } else {
 175             repr = SP_OBJECT_REPR(object)->duplicate();
 176         }
 177     }
 178
 179     if (((SPObjectClass *) feSpecularLighting_parent_class)->write) {
 180         ((SPObjectClass *) feSpecularLighting_parent_class)->write(object, repr, flags);
 181     }
 182
 183     return repr;
 184 }
 185
 186
 187 /*
 188   Local Variables:
 189   mode:c++
 190   c-file-style:"stroustrup"
 191   c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
 192   indent-tabs-mode:nil
 193   fill-column:99
 194   End:
 195 */
 196 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :