Integrated the glk_data->default_font_desc and glk_data->monospace_font_desc fields...

[rodin/chimara.git] / libchimara / style.c

diff --git a/libchimara/style.c b/libchimara/style.c
index cf20f0ca1ccbe58f77805b96db02016e55a61207..034dfd52f22c49a004da09758e54f26da2b5b89f 100644 (file)
--- a/libchimara/style.c
+++ b/libchimara/style.c
@@ -84,6 +84,8 @@ style_init_textbuffer(GtkTextBuffer *buffer)
        if( G_UNLIKELY(!glk_data->style_initialized) ) {
                style_init();
        }
+
+       /* Copy the current text tags to the textbuffer's tag table */
        g_hash_table_foreach(glk_data->current_styles->text_buffer, style_add_tag_to_textbuffer, gtk_text_buffer_get_tag_table(buffer));
 }
 
@@ -97,6 +99,8 @@ style_init_textgrid(GtkTextBuffer *buffer)
        if( G_UNLIKELY(!glk_data->style_initialized) ) {
                style_init();
        }
+
+       /* Copy the current text tags to the textgrid's tag table */
        g_hash_table_foreach(glk_data->current_styles->text_grid, style_add_tag_to_textbuffer, gtk_text_buffer_get_tag_table(buffer));
 }
 
@@ -153,9 +157,12 @@ gtk_text_tag_copy(GtkTextTag *tag)
                _COPY_FLAG (language_set);
        #undef _COPY_FLAG
 
+       /* Copy the reverse_color attribute, that was added manually */
+       g_object_set_data( G_OBJECT(copy), "reverse_color", g_object_get_data(G_OBJECT(tag), "reverse_color") );
+
        return copy;
 }
-    
+
 /* Internal function that reads the default styles from a CSS file */
 void
 style_init()
@@ -180,8 +187,10 @@ style_init()
        scanner->config->cpair_comment_single = NULL;
        scanner->config->scan_float = FALSE;
 
-       /* Initialise the default styles */
-       g_hash_table_insert(default_text_grid_styles, "normal", gtk_text_tag_new("normal"));
+       /* Initialise the default styles for a text grid */
+       tag = gtk_text_tag_new("normal");
+       g_object_set(tag, "font-desc", glk_data->monospace_font_desc, NULL);
+       g_hash_table_insert(default_text_grid_styles, "normal", tag);
 
        tag = gtk_text_tag_new("emphasized");
        g_object_set(tag, "style", PANGO_STYLE_ITALIC, "style-set", TRUE, NULL);
@@ -192,11 +201,11 @@ style_init()
        g_hash_table_insert(default_text_grid_styles, "preformatted", tag);
 
        tag = gtk_text_tag_new("header");
-       g_object_set(tag, "size-points", 18.0, "weight", PANGO_WEIGHT_BOLD, NULL);
+       g_object_set(tag, "weight", PANGO_WEIGHT_BOLD, NULL);
        g_hash_table_insert(default_text_grid_styles, "header", tag);
 
        tag = gtk_text_tag_new("subheader");
-       g_object_set(tag, "size-points", 14.0, "weight", PANGO_WEIGHT_BOLD, NULL);
+       g_object_set(tag, "weight", PANGO_WEIGHT_BOLD, NULL);
        g_hash_table_insert(default_text_grid_styles, "subheader", tag);
 
        tag = gtk_text_tag_new("alert");
@@ -208,14 +217,50 @@ style_init()
        g_hash_table_insert(default_text_grid_styles, "note", tag);
 
        tag = gtk_text_tag_new("block-quote");
-       g_object_set(tag, "justification", GTK_JUSTIFY_CENTER, "style", PANGO_STYLE_ITALIC, NULL);
+       g_object_set(tag, "style", PANGO_STYLE_ITALIC, NULL);
        g_hash_table_insert(default_text_grid_styles, "block-quote", tag);
 
        g_hash_table_insert(default_text_grid_styles, "input", gtk_text_tag_new("input"));
        g_hash_table_insert(default_text_grid_styles, "user1", gtk_text_tag_new("user1"));
        g_hash_table_insert(default_text_grid_styles, "user2", gtk_text_tag_new("user2"));
 
-       g_hash_table_foreach(default_text_grid_styles, style_table_copy, default_text_buffer_styles);
+       /* Tags for the textbuffer */
+       tag = gtk_text_tag_new("normal");
+       g_object_set(tag, "font-desc", glk_data->default_font_desc, NULL);
+       g_hash_table_insert(default_text_buffer_styles, "normal", tag);
+
+       tag = gtk_text_tag_new("emphasized");
+       g_object_set(tag, "style", PANGO_STYLE_ITALIC, "style-set", TRUE, NULL);
+       g_hash_table_insert(default_text_buffer_styles, "emphasized", tag);
+
+       tag = gtk_text_tag_new("preformatted");
+       g_object_set(tag, "font-desc", glk_data->monospace_font_desc, NULL);
+       g_hash_table_insert(default_text_buffer_styles, "preformatted", tag);
+
+       tag = gtk_text_tag_new("header");
+       g_object_set(tag, "size-points", 18.0, "weight", PANGO_WEIGHT_BOLD, NULL);
+       g_hash_table_insert(default_text_buffer_styles, "header", tag);
+
+       tag = gtk_text_tag_new("subheader");
+       g_object_set(tag, "size-points", 14.0, "weight", PANGO_WEIGHT_BOLD, NULL);
+       g_hash_table_insert(default_text_buffer_styles, "subheader", tag);
+
+       tag = gtk_text_tag_new("alert");
+       g_object_set(tag, "foreground", "#aa0000", "weight", PANGO_WEIGHT_BOLD, NULL);
+       g_hash_table_insert(default_text_buffer_styles, "alert", tag);
+
+       tag = gtk_text_tag_new("note");
+       g_object_set(tag, "foreground", "#aaaa00", "weight", PANGO_WEIGHT_BOLD, NULL);
+       g_hash_table_insert(default_text_buffer_styles, "note", tag);
+
+       tag = gtk_text_tag_new("block-quote");
+       g_object_set(tag, "justification", GTK_JUSTIFY_CENTER, "style", PANGO_STYLE_ITALIC, NULL);
+       g_hash_table_insert(default_text_buffer_styles, "block-quote", tag);
+
+       g_hash_table_insert(default_text_buffer_styles, "input", gtk_text_tag_new("input"));
+       g_hash_table_insert(default_text_buffer_styles, "user1", gtk_text_tag_new("user1"));
+       g_hash_table_insert(default_text_buffer_styles, "user2", gtk_text_tag_new("user2"));
+
        glk_data->default_styles->text_grid = default_text_grid_styles;
        glk_data->default_styles->text_buffer = default_text_buffer_styles;
 
@@ -474,11 +519,8 @@ apply_stylehint_to_tag(GtkTextTag *tag, glui32 hint, glsi32 val)
 
        ChimaraGlkPrivate *glk_data = g_private_get(glk_data_key);
        GObject *tag_object = G_OBJECT(tag);
-       gint reverse_color = 0;
 
-       /* FIXME where should we keep track of this?
-       g_object_get(tag, "reverse_color", &reverse_color, NULL);
-       */
+       gint reverse_color = GPOINTER_TO_INT( g_object_get_data(tag_object, "reverse-color") );
 
        int i = 0;
        gchar color[20];
@@ -569,6 +611,8 @@ apply_stylehint_to_tag(GtkTextTag *tag, glui32 hint, glsi32 val)
                                g_object_set(tag_object, "background-gdk", foreground_color, NULL);
                        else
                                g_object_set(tag_object, "background", "#000000", NULL);
+
+                       g_object_set_data( tag_object, "reverse-color", GINT_TO_POINTER(val != 0) );
                }
                break;
 
@@ -648,8 +692,7 @@ query_tag(GtkTextTag *tag, glui32 hint)
                break;
 
        case stylehint_ReverseColor:
-               /* FIXME: implement this */
-               return 0;
+               return GPOINTER_TO_INT( g_object_get_data(G_OBJECT(tag), "reverse_color") );
                break;
 
        default:
@@ -773,3 +816,29 @@ glk_style_measure(winid_t win, glui32 styl, glui32 hint, glui32 *result)
 
        return TRUE;
 }
+
+/* Internal function returning the current default font for a window type
+ * This can be used later for size calculations. Only wintype_TextGrid and wintype_TextBuffer are
+ * supported for now */
+PangoFontDescription*
+get_current_font(guint32 wintype)
+{
+       ChimaraGlkPrivate *glk_data = g_private_get(glk_data_key);
+       GtkTextTag *normal;
+
+       switch(wintype) {
+       case wintype_TextGrid:
+               normal = g_hash_table_lookup(glk_data->default_styles->text_grid, "normal");
+               break;
+       case wintype_TextBuffer:
+               normal = g_hash_table_lookup(glk_data->default_styles->text_buffer, "normal");
+               break;
+       default:
+               return NULL;
+       }
+
+       PangoFontDescription *font;
+       g_object_get( G_OBJECT(normal), "font-desc", &font, NULL );
+
+       return font;
+}