X-Git-Url: https://git.stderr.nl/gitweb?p=projects%2Fchimara%2Fchimara.git;a=blobdiff_plain;f=libchimara%2Fstyle.c;h=b4aa029367a61443955c413b832235a9caea33b3;hp=207a7f7cb9342ca7005e65f8faf15bc4636d45dd;hb=523811df4155ac5a10b206cb16374d1383e108fc;hpb=149dc49d4f0a49889a55705095cef437b875a92a diff --git a/libchimara/style.c b/libchimara/style.c index 207a7f7..b4aa029 100644 --- a/libchimara/style.c +++ b/libchimara/style.c @@ -8,7 +8,7 @@ #include "stream.h" #include "strio.h" -extern GPrivate *glk_data_key; +extern GPrivate glk_data_key; static gboolean style_accept(GScanner *scanner, GTokenType token); static gboolean style_accept_style_selector(GScanner *scanner, ChimaraGlk *glk); @@ -34,7 +34,7 @@ static void style_cascade_colors(GtkTextTag *tag, GtkTextTag *glk_tag, GtkTextTa void glk_set_style(glui32 styl) { - ChimaraGlkPrivate *glk_data = g_private_get(glk_data_key); + ChimaraGlkPrivate *glk_data = g_private_get(&glk_data_key); g_return_if_fail(glk_data->current_stream != NULL); glk_set_style_stream(glk_data->current_stream, styl); } @@ -53,7 +53,6 @@ static const gchar* TAG_NAMES[] = { "user1", "user2", "hyperlink", - "pager", "default" }; @@ -123,29 +122,22 @@ glk_set_style_stream(strid_t str, glui32 styl) { str->glk_style = (gchar*) get_glk_tag_name(styl); } -/* Internal function: call this to initialize the layout of the 'more' prompt. */ -void -style_init_more_prompt(winid_t win) -{ - ChimaraGlkPrivate *glk_data = g_private_get(glk_data_key); - - win->pager_layout = gtk_widget_create_pango_layout(win->widget, "More"); - pango_layout_set_attributes(win->pager_layout, glk_data->pager_attr_list); -} - /* Internal function: call this to initialize the default styles to a textbuffer. */ void style_init_textbuffer(GtkTextBuffer *buffer) { g_return_if_fail(buffer != NULL); - ChimaraGlkPrivate *glk_data = g_private_get(glk_data_key); + ChimaraGlkPrivate *glk_data = g_private_get(&glk_data_key); /* Place the default text tags in the textbuffer's tag table */ g_hash_table_foreach(glk_data->styles->text_buffer, style_copy_tag_to_textbuffer, gtk_text_buffer_get_tag_table(buffer)); /* Copy the override text tags to the textbuffers's tag table */ g_hash_table_foreach(glk_data->glk_styles->text_buffer, style_copy_tag_to_textbuffer, gtk_text_buffer_get_tag_table(buffer)); + + /* Assign the 'default' tag the lowest priority */ + gtk_text_tag_set_priority( gtk_text_tag_table_lookup(gtk_text_buffer_get_tag_table(buffer), "default"), 0 ); } @@ -154,14 +146,17 @@ void style_init_textgrid(GtkTextBuffer *buffer) { g_return_if_fail(buffer != NULL); - - ChimaraGlkPrivate *glk_data = g_private_get(glk_data_key); + + ChimaraGlkPrivate *glk_data = g_private_get(&glk_data_key); /* Place the default text tags in the textbuffer's tag table */ g_hash_table_foreach(glk_data->styles->text_grid, style_copy_tag_to_textbuffer, gtk_text_buffer_get_tag_table(buffer)); /* Copy the current text tags to the textbuffers's tag table */ g_hash_table_foreach(glk_data->glk_styles->text_grid, style_copy_tag_to_textbuffer, gtk_text_buffer_get_tag_table(buffer)); + + /* Assign the 'default' tag the lowest priority */ + gtk_text_tag_set_priority( gtk_text_tag_table_lookup(gtk_text_buffer_get_tag_table(buffer), "default"), 0 ); } /* Internal function used to iterate over a style table, copying it */ @@ -180,36 +175,43 @@ GtkTextTag * gtk_text_tag_copy(GtkTextTag *tag) { GtkTextTag *copy; + char *tag_name; + GParamSpec **properties; + unsigned nprops, count; g_return_val_if_fail(tag != NULL, NULL); - copy = gtk_text_tag_new(tag->name); - gtk_text_attributes_copy_values(tag->values, copy->values); - - #define _COPY_FLAG(flag) copy->flag = tag->flag - _COPY_FLAG (bg_color_set); - _COPY_FLAG (bg_color_set); - _COPY_FLAG (bg_stipple_set); - _COPY_FLAG (fg_color_set); - _COPY_FLAG (fg_stipple_set); - _COPY_FLAG (justification_set); - _COPY_FLAG (left_margin_set); - _COPY_FLAG (indent_set); - _COPY_FLAG (rise_set); - _COPY_FLAG (strikethrough_set); - _COPY_FLAG (right_margin_set); - _COPY_FLAG (pixels_above_lines_set); - _COPY_FLAG (pixels_below_lines_set); - _COPY_FLAG (pixels_inside_wrap_set); - _COPY_FLAG (tabs_set); - _COPY_FLAG (underline_set); - _COPY_FLAG (wrap_mode_set); - _COPY_FLAG (bg_full_height_set); - _COPY_FLAG (invisible_set); - _COPY_FLAG (editable_set); - _COPY_FLAG (language_set); - _COPY_FLAG (scale_set); - #undef _COPY_FLAG + g_object_get(tag, "name", &tag_name, NULL); + copy = gtk_text_tag_new(tag_name); + g_free(tag_name); + + /* Copy all the original tag's properties to the new tag */ + properties = g_object_class_list_properties( G_OBJECT_GET_CLASS(tag), &nprops ); + for(count = 0; count < nprops; count++) { + + /* Only copy properties that are readable, writable, not construct-only, + and not deprecated */ + GParamFlags flags = properties[count]->flags; + if(flags & G_PARAM_CONSTRUCT_ONLY + || flags & G_PARAM_DEPRECATED + || !(flags & G_PARAM_READABLE) + || !(flags & G_PARAM_WRITABLE)) + continue; + + const char *prop_name = g_param_spec_get_name(properties[count]); + GValue prop_value = G_VALUE_INIT; + + g_value_init( &prop_value, G_PARAM_SPEC_VALUE_TYPE(properties[count]) ); + g_object_get_property( G_OBJECT(tag), prop_name, &prop_value ); + /* Don't copy the PangoTabArray if it is NULL, that prints a warning */ + if(strcmp(prop_name, "tabs") == 0 && g_value_get_boxed(&prop_value) == NULL) { + g_value_unset(&prop_value); + continue; + } + g_object_set_property( G_OBJECT(copy), prop_name, &prop_value ); + g_value_unset(&prop_value); + } + g_free(properties); /* Copy the data that was added manually */ gpointer reverse_color = g_object_get_data( G_OBJECT(tag), "reverse-color" ); @@ -229,143 +231,122 @@ style_init(ChimaraGlk *glk) GHashTable *default_text_grid_styles = g_hash_table_new_full(g_str_hash, g_str_equal, NULL, g_object_unref); GHashTable *default_text_buffer_styles = g_hash_table_new_full(g_str_hash, g_str_equal, NULL, g_object_unref); - GHashTable *glk_text_grid_styles = g_hash_table_new_full(g_str_hash, g_str_equal, NULL, g_object_unref); - GHashTable *glk_text_buffer_styles = g_hash_table_new_full(g_str_hash, g_str_equal, NULL, g_object_unref); GtkTextTag *tag; - PangoFontDescription *default_font_desc = pango_font_description_from_string("Serif"); - PangoFontDescription *monospace_font_desc = pango_font_description_from_string("Monospace"); - /* Initialise the default styles for a text grid */ tag = gtk_text_tag_new("default"); - g_object_set(tag, "font-desc", monospace_font_desc, NULL); + g_object_set(tag, "family", "Monospace", "family-set", TRUE, NULL); g_hash_table_insert(default_text_grid_styles, "default", tag); tag = gtk_text_tag_new("normal"); - //g_object_set(tag, "font-desc", monospace_font_desc, NULL); g_hash_table_insert(default_text_grid_styles, "normal", tag); tag = gtk_text_tag_new("emphasized"); - //g_object_set(tag, "font-desc", monospace_font_desc, "style", PANGO_STYLE_ITALIC, "style-set", TRUE, NULL); g_object_set(tag, "style", PANGO_STYLE_ITALIC, "style-set", TRUE, NULL); g_hash_table_insert(default_text_grid_styles, "emphasized", tag); tag = gtk_text_tag_new("preformatted"); - g_object_set(tag, "font-desc", monospace_font_desc, NULL); g_hash_table_insert(default_text_grid_styles, "preformatted", tag); tag = gtk_text_tag_new("header"); - //g_object_set(tag, "font-desc", monospace_font_desc, "weight", PANGO_WEIGHT_BOLD, NULL); - g_object_set(tag, "weight", PANGO_WEIGHT_BOLD, NULL); + g_object_set(tag, "weight", PANGO_WEIGHT_BOLD, "weight-set", TRUE, NULL); g_hash_table_insert(default_text_grid_styles, "header", tag); tag = gtk_text_tag_new("subheader"); - //g_object_set(tag, "font-desc", monospace_font_desc, "weight", PANGO_WEIGHT_BOLD, NULL); - g_object_set(tag, "weight", PANGO_WEIGHT_BOLD, NULL); + g_object_set(tag, "weight", PANGO_WEIGHT_BOLD, "weight-set", TRUE, NULL); g_hash_table_insert(default_text_grid_styles, "subheader", tag); tag = gtk_text_tag_new("alert"); - //g_object_set(tag, "font-desc", monospace_font_desc, "foreground", "#aa0000", "weight", PANGO_WEIGHT_BOLD, NULL); - g_object_set(tag, "foreground", "#aa0000", "weight", PANGO_WEIGHT_BOLD, NULL); + g_object_set(tag, "foreground", "#aa0000", "foreground-set", TRUE, "weight", PANGO_WEIGHT_BOLD, "weight-set", TRUE, NULL); g_hash_table_insert(default_text_grid_styles, "alert", tag); tag = gtk_text_tag_new("note"); - //g_object_set(tag, "font-desc", monospace_font_desc, "foreground", "#aaaa00", "weight", PANGO_WEIGHT_BOLD, NULL); - g_object_set(tag, "foreground", "#aaaa00", "weight", PANGO_WEIGHT_BOLD, NULL); + g_object_set(tag, "foreground", "#aaaa00", "foreground-set", TRUE, "weight", PANGO_WEIGHT_BOLD, "weight-set", TRUE, NULL); g_hash_table_insert(default_text_grid_styles, "note", tag); tag = gtk_text_tag_new("block-quote"); - //g_object_set(tag, "font-desc", monospace_font_desc, "style", PANGO_STYLE_ITALIC, "style-set", TRUE, NULL); g_object_set(tag, "style", PANGO_STYLE_ITALIC, "style-set", TRUE, NULL); g_hash_table_insert(default_text_grid_styles, "block-quote", tag); tag = gtk_text_tag_new("input"); - //g_object_set(tag, "font-desc", monospace_font_desc, NULL); g_hash_table_insert(default_text_grid_styles, "input", tag); tag = gtk_text_tag_new("user1"); - //g_object_set(tag, "font-desc", monospace_font_desc, NULL); g_hash_table_insert(default_text_grid_styles, "user1", tag); tag = gtk_text_tag_new("user2"); - //g_object_set(tag, "font-desc", monospace_font_desc, NULL); g_hash_table_insert(default_text_grid_styles, "user2", tag); tag = gtk_text_tag_new("hyperlink"); - g_object_set(tag, "foreground", "#0000ff", "underline", PANGO_UNDERLINE_SINGLE, "underline-set", TRUE, NULL); + g_object_set(tag, "foreground", "#0000ff", "foreground-set", TRUE, "underline", PANGO_UNDERLINE_SINGLE, "underline-set", TRUE, NULL); g_hash_table_insert(default_text_grid_styles, "hyperlink", tag); /* Initialise the default styles for a text buffer */ tag = gtk_text_tag_new("default"); - g_object_set(tag, "font-desc", default_font_desc, NULL); + g_object_set(tag, "family", "Serif", "family-set", TRUE, NULL); g_hash_table_insert(default_text_buffer_styles, "default", tag); tag = gtk_text_tag_new("normal"); - //g_object_set(tag, "font-desc", default_font_desc, NULL); g_hash_table_insert(default_text_buffer_styles, "normal", tag); tag = gtk_text_tag_new("emphasized"); - //g_object_set(tag, "font-desc", default_font_desc, "style", PANGO_STYLE_ITALIC, "style-set", TRUE, NULL); 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", monospace_font_desc, NULL); + g_object_set(tag, "family", "Monospace", "family-set", TRUE, NULL); g_hash_table_insert(default_text_buffer_styles, "preformatted", tag); tag = gtk_text_tag_new("header"); - //g_object_set(tag, "font-desc", default_font_desc, "size-points", 18.0, "weight", PANGO_WEIGHT_BOLD, NULL); - g_object_set(tag, "weight", PANGO_WEIGHT_BOLD, NULL); + g_object_set(tag, "weight", PANGO_WEIGHT_BOLD, "weight-set", TRUE, NULL); g_hash_table_insert(default_text_buffer_styles, "header", tag); tag = gtk_text_tag_new("subheader"); - //g_object_set(tag, "font-desc", default_font_desc, "size-points", 14.0, "weight", PANGO_WEIGHT_BOLD, NULL); - g_object_set(tag, "weight", PANGO_WEIGHT_BOLD, NULL); + g_object_set(tag, "weight", PANGO_WEIGHT_BOLD, "weight-set", TRUE, NULL); g_hash_table_insert(default_text_buffer_styles, "subheader", tag); tag = gtk_text_tag_new("alert"); - //g_object_set(tag, "font-desc", default_font_desc, "foreground", "#aa0000", "weight", PANGO_WEIGHT_BOLD, NULL); - g_object_set(tag, "foreground", "#aa0000", "weight", PANGO_WEIGHT_BOLD, NULL); + g_object_set(tag, "foreground", "#aa0000", "foreground-set", TRUE, "weight", PANGO_WEIGHT_BOLD, "weight-set", TRUE, NULL); g_hash_table_insert(default_text_buffer_styles, "alert", tag); tag = gtk_text_tag_new("note"); - //g_object_set(tag, "font-desc", default_font_desc, "foreground", "#aaaa00", "weight", PANGO_WEIGHT_BOLD, NULL); - g_object_set(tag, "foreground", "#aaaa00", "weight", PANGO_WEIGHT_BOLD, NULL); + g_object_set(tag, "foreground", "#aaaa00", "foreground-set", TRUE, "weight", PANGO_WEIGHT_BOLD, "weight-set", TRUE, NULL); g_hash_table_insert(default_text_buffer_styles, "note", tag); tag = gtk_text_tag_new("block-quote"); - //g_object_set(tag, "font-desc", default_font_desc, "justification", GTK_JUSTIFY_CENTER, "style", PANGO_STYLE_ITALIC, "style-set", TRUE, NULL); - g_object_set(tag, "justification", GTK_JUSTIFY_CENTER, "style", PANGO_STYLE_ITALIC, "style-set", TRUE, NULL); + g_object_set(tag, "justification", GTK_JUSTIFY_CENTER, "justification-set", TRUE, "style", PANGO_STYLE_ITALIC, "style-set", TRUE, NULL); g_hash_table_insert(default_text_buffer_styles, "block-quote", tag); tag = gtk_text_tag_new("input"); - //g_object_set(tag, "font-desc", default_font_desc, NULL); g_hash_table_insert(default_text_buffer_styles, "input", tag); tag = gtk_text_tag_new("user1"); - //g_object_set(tag, "font-desc", default_font_desc, NULL); g_hash_table_insert(default_text_buffer_styles, "user1", tag); tag = gtk_text_tag_new("user2"); - //g_object_set(tag, "font-desc", default_font_desc, NULL); g_hash_table_insert(default_text_buffer_styles, "user2", tag); tag = gtk_text_tag_new("hyperlink"); - //g_object_set(tag, "font-desc", default_font_desc, "foreground", "#0000ff", "underline", PANGO_UNDERLINE_SINGLE, "underline-set", TRUE, NULL); - g_object_set(tag, "foreground", "#0000ff", "underline", PANGO_UNDERLINE_SINGLE, "underline-set", TRUE, NULL); + g_object_set(tag, "foreground", "#0000ff", "foreground-set", TRUE, "underline", PANGO_UNDERLINE_SINGLE, "underline-set", TRUE, NULL); g_hash_table_insert(default_text_buffer_styles, "hyperlink", tag); - GtkTextTag *pager_tag = gtk_text_tag_new("pager"); - g_object_set(pager_tag, "font-desc", default_font_desc, "foreground", "#ffffff", "background", "#000000", NULL); - g_hash_table_insert(default_text_buffer_styles, "pager", pager_tag); - text_tag_to_attr_list(pager_tag, priv->pager_attr_list); - - pango_font_description_free(default_font_desc); - pango_font_description_free(monospace_font_desc); - priv->styles->text_grid = default_text_grid_styles; priv->styles->text_buffer = default_text_buffer_styles; + style_reset_glk(glk); +} + +/* Reset the style hints set from the Glk program to be blank. Call this when +starting a new game so that style hints from the previous game don't carry +over. */ +void +style_reset_glk(ChimaraGlk *glk) +{ + CHIMARA_GLK_USE_PRIVATE(glk, priv); + + GHashTable *glk_text_grid_styles = g_hash_table_new_full(g_str_hash, g_str_equal, NULL, g_object_unref); + GHashTable *glk_text_buffer_styles = g_hash_table_new_full(g_str_hash, g_str_equal, NULL, g_object_unref); + GtkTextTag *tag; /* Initialize the GLK styles to empty tags */ int i; @@ -411,9 +392,6 @@ scan_css_file(GScanner *scanner, ChimaraGlk *glk) } g_scanner_destroy(scanner); - - /* Update the pager prompt to the new style */ - style_update(glk); } /* Internal function: parses a token */ @@ -676,7 +654,7 @@ apply_stylehint_to_tag(GtkTextTag *tag, glui32 wintype, glui32 styl, glui32 hint { g_return_if_fail(tag != NULL); - ChimaraGlkPrivate *glk_data = g_private_get(glk_data_key); + ChimaraGlkPrivate *glk_data = g_private_get(&glk_data_key); GObject *tag_object = G_OBJECT(tag); gint reverse_color = GPOINTER_TO_INT( g_object_get_data(tag_object, "reverse-color") ); @@ -743,11 +721,18 @@ apply_stylehint_to_tag(GtkTextTag *tag, glui32 wintype, glui32 styl, glui32 hint case stylehint_Proportional: { gchar *font_family; - GtkTextTag *font_tag = g_hash_table_lookup( - wintype == wintype_TextBuffer? glk_data->styles->text_buffer : glk_data->styles->text_grid, - val? "default" : "preformatted"); - g_object_get(font_tag, "family", &font_family, NULL); - g_object_set(tag_object, "family", font_family, "family-set", TRUE, NULL); + gboolean family_set; + + if(wintype != wintype_TextBuffer) { + if(val) + WARNING("Style hint 'propotional' only supported on text buffers."); + + break; + } + + GtkTextTag *font_tag = g_hash_table_lookup(glk_data->styles->text_buffer, val? "default" : "preformatted"); + g_object_get(font_tag, "family", &font_family, "family-set", &family_set, NULL); + g_object_set(tag_object, "family", font_family, "family-set", family_set, NULL); g_free(font_family); } break; @@ -829,7 +814,7 @@ query_tag(GtkTextTag *tag, glui32 wintype, glui32 hint) g_return_val_if_fail(tag != NULL, 0); - ChimaraGlkPrivate *glk_data = g_private_get(glk_data_key); + ChimaraGlkPrivate *glk_data = g_private_get(&glk_data_key); switch(hint) { case stylehint_Indentation: @@ -924,7 +909,7 @@ glk_stylehint_set(glui32 wintype, glui32 styl, glui32 hint, glsi32 val) g_printf("glk_stylehint_set(wintype=%d, styl=%d, hint=%d, val=%d)\n", wintype, styl, hint, val); #endif - ChimaraGlkPrivate *glk_data = g_private_get(glk_data_key); + ChimaraGlkPrivate *glk_data = g_private_get(&glk_data_key); GtkTextTag *to_change; if(wintype == wintype_TextBuffer || wintype == wintype_AllTypes) { @@ -959,7 +944,7 @@ glk_stylehint_clear(glui32 wintype, glui32 styl, glui32 hint) g_printf("glk_stylehint_clear(wintype=%d, styl=%d, hint=%d)\n", wintype, styl, hint); #endif - ChimaraGlkPrivate *glk_data = g_private_get(glk_data_key); + ChimaraGlkPrivate *glk_data = g_private_get(&glk_data_key); GtkTextTag *tag; switch(wintype) { @@ -1085,7 +1070,7 @@ glk_style_measure(winid_t win, glui32 styl, glui32 hint, glui32 *result) g_printf("glk_style_measure(win->rock=%d, styl=%d, hint=%d, result=...)\n", win->rock, styl, hint); #endif - ChimaraGlkPrivate *glk_data = g_private_get(glk_data_key); + ChimaraGlkPrivate *glk_data = g_private_get(&glk_data_key); GtkTextTag *tag; switch(win->type) { @@ -1111,22 +1096,46 @@ glk_style_measure(winid_t win, glui32 styl, glui32 hint, glui32 *result) PangoFontDescription * get_current_font(guint32 wintype) { - ChimaraGlkPrivate *glk_data = g_private_get(glk_data_key); - GtkTextTag *tag; + ChimaraGlkPrivate *glk_data = g_private_get(&glk_data_key); + GHashTable *styles, *glk_styles; + PangoFontDescription *font; switch(wintype) { case wintype_TextGrid: - tag = g_hash_table_lookup(glk_data->styles->text_grid, "default"); + styles = glk_data->styles->text_grid; + glk_styles = glk_data->glk_styles->text_grid; + font = pango_font_description_from_string("Monospace"); break; case wintype_TextBuffer: - tag = g_hash_table_lookup(glk_data->styles->text_buffer, "default"); + styles = glk_data->styles->text_buffer; + glk_styles = glk_data->glk_styles->text_buffer; + font = pango_font_description_from_string("Serif"); break; default: return NULL; } - PangoFontDescription *font; - g_object_get( G_OBJECT(tag), "font-desc", &font, NULL ); + PangoAttrList *list = pango_attr_list_new(); + + text_tag_to_attr_list( g_hash_table_lookup(styles, "default"), list ); + PangoAttrIterator *it = pango_attr_list_get_iterator(list); + pango_attr_iterator_get_font(it, font, NULL, NULL); + pango_attr_iterator_destroy(it); + + text_tag_to_attr_list( g_hash_table_lookup(styles, "normal"), list ); + it = pango_attr_list_get_iterator(list); + pango_attr_iterator_get_font(it, font, NULL, NULL); + pango_attr_iterator_destroy(it); + + text_tag_to_attr_list( g_hash_table_lookup(glk_styles, "glk-normal"), list ); + it = pango_attr_list_get_iterator(list); + pango_attr_iterator_get_font(it, font, NULL, NULL); + pango_attr_iterator_destroy(it); + + /* Make a copy of the family, preventing it's destruction at the end of this function. */ + pango_font_description_set_family( font, pango_font_description_get_family(font) ); + + pango_attr_list_unref(list); return font; } @@ -1165,7 +1174,8 @@ text_tag_to_attr_list(GtkTextTag *tag, PangoAttrList *list) } /* Font description updates the following properties simultaniously: - * family, style, weight, variant, stretch, size + * family, style, weight, variant, stretch, size. + * FIXME: Except it doesn't really. */ g_object_get(tag, "font-desc", &font_desc, NULL); pango_attr_list_insert( @@ -1189,16 +1199,6 @@ text_tag_to_attr_list(GtkTextTag *tag, PangoAttrList *list) } } -/* Update pager and reverse video tags */ -void -style_update(ChimaraGlk *glk) -{ - CHIMARA_GLK_USE_PRIVATE(glk, priv); - - GtkTextTag *pager_tag = GTK_TEXT_TAG( g_hash_table_lookup(priv->styles->text_buffer, "pager") ); - text_tag_to_attr_list(pager_tag, priv->pager_attr_list); -} - /* Determine the current colors used to render the text for a given stream. * This can be set in a number of places */ static void @@ -1262,3 +1262,45 @@ style_stream_colors(strid_t str, GdkColor **foreground, GdkColor **background) g_object_get(str->window->zcolor, "background-gdk", background, NULL); } } + +/* Apply styles to a segment of text in a GtkTextBuffer, combining multiple + * GtkTextTags. + */ +void +style_apply(winid_t win, GtkTextIter *start, GtkTextIter *end) +{ + GtkTextBuffer *buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(win->widget) ); + GtkTextTagTable *tags = gtk_text_buffer_get_tag_table(buffer); + + GtkTextTag *default_tag = gtk_text_tag_table_lookup(tags, "default"); + GtkTextTag *style_tag = gtk_text_tag_table_lookup(tags, win->window_stream->style); + GtkTextTag *glk_style_tag = gtk_text_tag_table_lookup(tags, win->window_stream->glk_style); + + // Player's style overrides + gtk_text_buffer_apply_tag(buffer, style_tag, start, end); + + // GLK Program's style overrides + gtk_text_buffer_apply_tag(buffer, glk_style_tag, start, end); + + // Default style + gtk_text_buffer_apply_tag(buffer, default_tag, start, end); + + // Link style overrides + if(win->window_stream->hyperlink_mode) { + GtkTextTag *link_style_tag = gtk_text_tag_table_lookup(tags, "hyperlink"); + GtkTextTag *link_tag = win->current_hyperlink->tag; + gtk_text_buffer_apply_tag(buffer, link_style_tag, start, end); + gtk_text_buffer_apply_tag(buffer, link_tag, start, end); + } + + // GLK Program's style overrides using garglk_set_zcolors() + if(win->zcolor != NULL) { + gtk_text_buffer_apply_tag(buffer, win->zcolor, start, end); + } + + // GLK Program's style overrides using garglk_set_reversevideo() + if(win->zcolor_reversed != NULL) { + gtk_text_buffer_apply_tag(buffer, win->zcolor_reversed, start, end); + } +} +