Finished implementing garglk_set_zcolors()

[projects/chimara/chimara.git] / libchimara / garglk.c

diff --git a/libchimara/garglk.c b/libchimara/garglk.c
index 6beb20e57c4da3ab4e96da48ab684e5fb5b7ee69..6e472f0a256d18f79a11196baaa796f8e1278b53 100644 (file)
--- a/libchimara/garglk.c
+++ b/libchimara/garglk.c
@@ -3,6 +3,8 @@
 #include "chimara-glk-private.h"
 #include "stream.h"
 #include "fileref.h"
+#include "style.h"
+#include "garglk.h"
 
 extern GPrivate *glk_data_key;
 
@@ -158,6 +160,55 @@ garglk_unput_string_uni(glui32 *str)
        WARNING(_("Not implemented"));
 }
 
+/* TODO document */
+void
+garglk_set_zcolors_stream(strid_t str, glui32 fg, glui32 bg)
+{
+       VALID_STREAM(str, return);
+       g_return_if_fail(str->window != NULL);
+
+       if (fg == zcolor_Transparent && fg == zcolor_Cursor) {
+               WARNING(_("zcolor_Transparent and zcolor_Cursor not implemented"));
+               return;
+       }
+
+       winid_t window = str->window;
+
+       GtkTextBuffer *buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(window->widget) );
+       GtkTextTagTable *tags = gtk_text_buffer_get_tag_table(buffer);
+       GdkColor fore, back;
+       glkcolor_to_gdkcolor(fg, &fore);
+       glkcolor_to_gdkcolor(bg, &back);
+
+       char *name = g_strdup_printf("zcolor:#%02X%02X%02X/#%02X%02X%02x",
+               ((fg & 0xff0000) >> 16),
+               ((fg & 0x00ff00) >> 8),
+               (fg & 0x0000ff),
+               ((bg & 0xff0000) >> 16),
+               ((bg & 0x00ff00) >> 8),
+               (bg & 0x0000ff)
+       );
+
+       if(fg == zcolor_Default) {
+               window->zcolor = NULL;
+       } else {
+               GtkTextTag *tag = gtk_text_tag_table_lookup(tags, name);
+               if(tag == NULL) {
+                       tag = gtk_text_buffer_create_tag(
+                               buffer,
+                               name,
+                               "foreground-gdk", &fore,
+                               "foreground-set", TRUE,
+                               "background-gdk", &back,
+                               "background-set", TRUE,
+                               NULL
+                       );
+               }
+
+               window->zcolor = tag;
+       }
+}
+
 /**
  * garglk_set_zcolors:
  * @fg: one of the <code>zcolor_</code> constants.
@@ -176,15 +227,29 @@ garglk_set_zcolors(glui32 fg, glui32 bg)
 {
        ChimaraGlkPrivate *glk_data = g_private_get(glk_data_key);
        g_return_if_fail(glk_data->current_stream != NULL);
-       g_return_if_fail(glk_data->current_stream->window != NULL);
-       
-       WARNING(_("Not implemented"));
+
+       garglk_set_zcolors_stream(glk_data->current_stream, fg, bg);
 }
 
 static void
 apply_reverse_color(GtkTextTag *tag, gpointer data)
 {
-       g_object_set_data( G_OBJECT(tag), "reverse_color", data );
+       const gchar *tag_name;
+       g_object_get(tag, "name", &tag_name, NULL);
+
+       if( g_str_has_prefix(tag_name, "glk-") )
+               g_object_set_data( G_OBJECT(tag), "reverse_color", data );
+}
+
+/* TODO document */
+void
+garglk_set_reversevideo_stream(strid_t str, glui32 reverse)
+{
+       VALID_STREAM(str, return);
+       
+       GtkTextBuffer *buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(str->window->widget) );
+       GtkTextTagTable *tags = gtk_text_buffer_get_tag_table(buffer);
+       gtk_text_tag_table_foreach( tags, apply_reverse_color, GINT_TO_POINTER(reverse) );
 }
 
 /**
@@ -202,7 +267,5 @@ garglk_set_reversevideo(glui32 reverse)
        g_return_if_fail(glk_data->current_stream != NULL);
        g_return_if_fail(glk_data->current_stream->window != NULL);
 
-       GtkTextBuffer *buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(glk_data->current_stream->window->widget) );
-       GtkTextTagTable *tags = gtk_text_buffer_get_tag_table(buffer);
-       gtk_text_tag_table_foreach( tags, apply_reverse_color, GINT_TO_POINTER(reverse) );
+       garglk_set_reversevideo_stream(glk_data->current_stream, reverse);
 }