X-Git-Url: https://git.stderr.nl/gitweb?a=blobdiff_plain;f=libchimara%2Fstyle.c;h=93bf2b330baba17944747e70ffccb1085b759e65;hb=a2e82e317a6000511953c2dbc0eb1026c7b245a7;hp=af371d1a52fbd0b1ebb5526507328751c336e829;hpb=cbd4cb7f8c62b2ba51329a4cb082a96115a7529d;p=rodin%2Fchimara.git diff --git a/libchimara/style.c b/libchimara/style.c index af371d1..93bf2b3 100644 --- a/libchimara/style.c +++ b/libchimara/style.c @@ -15,6 +15,7 @@ static gboolean style_accept_style_selector(GScanner *scanner); static gboolean style_accept_style_hint(GScanner *scanner, GtkTextTag *current_tag); static void style_add_tag_to_textbuffer(gpointer key, gpointer tag, gpointer tag_table); static void style_table_copy(gpointer key, gpointer tag, gpointer target_table); +static void text_tag_to_attr_list(GtkTextTag *tag, PangoAttrList *list); GtkTextTag* gtk_text_tag_copy(GtkTextTag *tag); /** @@ -80,6 +81,16 @@ glk_set_style_stream(strid_t str, glui32 styl) { str->style = get_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) @@ -95,6 +106,7 @@ style_init_textbuffer(GtkTextBuffer *buffer) g_hash_table_foreach(glk_data->current_styles->text_buffer, style_add_tag_to_textbuffer, gtk_text_buffer_get_tag_table(buffer)); } + /* Internal function: call this to initialize the default styles to a textgrid. */ void style_init_textgrid(GtkTextBuffer *buffer) @@ -265,6 +277,10 @@ style_init() g_object_set(tag, "foreground", "#0000ff", "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, "foreground", "#ffffff", "background", "#000000", NULL); + g_hash_table_insert(default_text_buffer_styles, "pager", pager_tag); + glk_data->default_styles->text_grid = default_text_grid_styles; glk_data->default_styles->text_buffer = default_text_buffer_styles; @@ -299,6 +315,8 @@ style_init() glk_data->current_styles->text_grid = current_text_grid_styles; glk_data->current_styles->text_buffer = current_text_buffer_styles; + text_tag_to_attr_list(pager_tag, glk_data->pager_attr_list); + glk_data->style_initialized = TRUE; } @@ -513,7 +531,7 @@ style_accept_style_hint(GScanner *scanner, GtkTextTag *current_tag) /* Internal function: parses a glk color to a #hex-value */ static void -color_format(glui32 val, gchar *buffer) +glkcolor_to_hex(glui32 val, gchar *buffer) { g_return_if_fail(buffer != NULL); @@ -524,9 +542,18 @@ color_format(glui32 val, gchar *buffer) ); } +/* Internal function: parses a glk color to a GdkColor */ +void +glkcolor_to_gdkcolor(glui32 val, GdkColor *color) +{ + color->red = 256 * ((val & 0xff0000) >> 16); + color->green = 256 * ((val & 0x00ff00) >> 8); + color->blue = 256 * (val & 0x0000ff); +} + /* Internal function: parses a GdkColor to a glk color */ static glui32 -color_parse_gdk(GdkColor *color) +gdkcolor_to_glkcolor(GdkColor *color) { g_return_val_if_fail(color != NULL, 0); return (glui32) color->pixel; @@ -591,7 +618,7 @@ apply_stylehint_to_tag(GtkTextTag *tag, glui32 hint, glsi32 val) break; case stylehint_TextColor: - color_format(val, color); + glkcolor_to_hex(val, color); if(!reverse_color) g_object_set(tag_object, "foreground", color, "foreground-set", TRUE, NULL); @@ -601,7 +628,7 @@ apply_stylehint_to_tag(GtkTextTag *tag, glui32 hint, glsi32 val) break; case stylehint_BackColor: - color_format(val, color); + glkcolor_to_hex(val, color); if(!reverse_color) g_object_set(tag_object, "background", color, "background-set", TRUE, NULL); @@ -704,12 +731,12 @@ query_tag(GtkTextTag *tag, glui32 hint) case stylehint_TextColor: g_object_get(tag, "foreground-gdk", &colval, NULL); - return color_parse_gdk(colval); + return gdkcolor_to_glkcolor(colval); break; case stylehint_BackColor: g_object_get(tag, "background-gdk", &colval, NULL); - return color_parse_gdk(colval); + return gdkcolor_to_glkcolor(colval); break; case stylehint_ReverseColor: @@ -867,3 +894,61 @@ get_current_font(guint32 wintype) return font; } + +/* Internal function copying the attributes of a text tag to a pango attribute list */ +static void +text_tag_to_attr_list(GtkTextTag *tag, PangoAttrList *list) +{ + gboolean set; + GdkColor *foreground, *background; + gchar *string; + PangoFontDescription *font_desc; + gboolean strikethrough; + PangoUnderline underline; + + g_object_get(tag, "foreground-set", &set, "foreground-gdk", &foreground, NULL); + if(set) { + pango_attr_list_insert( + list, + pango_attr_foreground_new(foreground->red, foreground->green, foreground->blue) + ); + } + g_object_get(tag, "background-set", &set, "background-gdk", &background, NULL); + if(set) { + pango_attr_list_insert( + list, + pango_attr_background_new(background->red, background->green, background->blue) + ); + } + g_object_get(tag, "language-set", &set, "language", &string, NULL); + if(set) { + pango_attr_list_insert( + list, + pango_attr_language_new( pango_language_from_string(string) ) + ); + } + + /* Font description updates the following properties simultaniously: + * family, style, weight, variant, stretch, size + */ + g_object_get(tag, "font-desc", &font_desc, NULL); + pango_attr_list_insert( + list, + pango_attr_font_desc_new(font_desc) + ); + + g_object_get(tag, "strikethrough-set", &set, "strikethrough", &strikethrough, NULL); + if(set) { + pango_attr_list_insert( + list, + pango_attr_strikethrough_new(strikethrough) + ); + } + g_object_get(tag, "underline-set", &set, "underline", &underline, NULL); + if(set) { + pango_attr_list_insert( + list, + pango_attr_underline_new(underline) + ); + } +}