diff options
| -rw-r--r-- | font-viewer/font-view.c | 602 |
1 files changed, 207 insertions, 395 deletions
diff --git a/font-viewer/font-view.c b/font-viewer/font-view.c index bce0859e..534a208e 100644 --- a/font-viewer/font-view.c +++ b/font-viewer/font-view.c @@ -35,294 +35,107 @@ #include <gtk/gtk.h> #include <glib/gi18n.h> -#include "ftstream-vfs.h" +#include "sushi-font-widget.h" -static const gchar lowercase_text[] = "abcdefghijklmnopqrstuvwxyz"; -static const gchar uppercase_text[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"; -static const gchar punctuation_text[] = "0123456789.:,;(*!?')"; +#define FONT_VIEW_TYPE_APPLICATION font_view_application_get_type() +#define FONT_VIEW_APPLICATION(obj) \ + (G_TYPE_CHECK_INSTANCE_CAST ((obj), FONT_VIEW_TYPE_APPLICATION, FontViewApplication)) -static void -draw_string (cairo_t *cr, - const gchar *text, - gint *pos_y) -{ - cairo_text_extents_t extents; +typedef struct { + GtkApplication parent; - GdkRGBA black = { 0.0, 0.0, 0.0, 1.0 }; - gdk_cairo_set_source_rgba (cr, &black); + GtkWidget *main_window;; + GtkWidget *side_grid; + GFile *font_file; +} FontViewApplication; - cairo_text_extents (cr, text, &extents); - cairo_move_to (cr, 4, *pos_y); - cairo_show_text (cr, text); +typedef struct { + GtkApplicationClass parent_class; +} FontViewApplicationClass; - *pos_y += extents.height + extents.y_advance + 4; -} - -static gboolean -check_font_contain_text (FT_Face face, const gchar *text) -{ - while (text && *text) { - gunichar wc = g_utf8_get_char (text); +G_DEFINE_TYPE (FontViewApplication, font_view_application, GTK_TYPE_APPLICATION); - if (!FT_Get_Char_Index (face, wc)) - return FALSE; - - text = g_utf8_next_char (text); - } - - return TRUE; -} - -static const gchar * -get_sample_string (FT_Face face) -{ - const gchar *text; - - text = pango_language_get_sample_string (NULL); - - if (!check_font_contain_text (face, text)) { - text = pango_language_get_sample_string (pango_language_from_string ("en_US")); - } - - return text; -} - -static gint * -build_sizes_table (FT_Face face, - gint *n_sizes, - gint *alpha_size) -{ - gint *sizes = NULL; - gint i; - - /* work out what sizes to render */ - if (FT_IS_SCALABLE (face)) { - *n_sizes = 8; - sizes = g_new (gint, *n_sizes); - sizes[0] = 8; - sizes[1] = 10; - sizes[2] = 12; - sizes[3] = 18; - sizes[4] = 24; - sizes[5] = 36; - sizes[6] = 48; - sizes[7] = 72; - *alpha_size = 24; - } else { - /* use fixed sizes */ - *n_sizes = face->num_fixed_sizes; - sizes = g_new (gint, *n_sizes); - *alpha_size = 0; - - for (i = 0; i < face->num_fixed_sizes; i++) { - sizes[i] = face->available_sizes[i].height; - - /* work out which font size to render */ - if (face->available_sizes[i].height <= 24) - *alpha_size = face->available_sizes[i].height; - } - } - - return sizes; -} +#define WHITESPACE_CHARS "\f \t" static void -realize_callback (GtkWidget *drawing_area, - FT_Face face) +strip_whitespace (gchar **copyright) { - gint i, pixmap_width, pixmap_height; - const gchar *text; - cairo_text_extents_t extents; - cairo_font_face_t *font; - gint *sizes = NULL, n_sizes, alpha_size; - cairo_t *cr; - - cr = gdk_cairo_create (gtk_widget_get_window (drawing_area)); - - text = get_sample_string (face); - sizes = build_sizes_table (face, &n_sizes, &alpha_size); - - /* calculate size of pixmap to use (with 4 pixels padding) ... */ - pixmap_width = 8; - pixmap_height = 8; - - font = cairo_ft_font_face_create_for_ft_face (face, 0); - cairo_set_font_face (cr, font); - cairo_set_font_size (cr, alpha_size); - cairo_font_face_destroy (font); - - cairo_text_extents (cr, lowercase_text, &extents); - pixmap_height += extents.height + 4; - pixmap_width = MAX (pixmap_width, 8 + extents.width); - - cairo_text_extents (cr, uppercase_text, &extents); - pixmap_height += extents.height + 4; - pixmap_width = MAX (pixmap_width, 8 + extents.width); - - cairo_text_extents (cr, punctuation_text, &extents); - pixmap_height += extents.height + 4; - pixmap_width = MAX (pixmap_width, 8 + extents.width); - - pixmap_height += 8; - - for (i = 0; i < n_sizes; i++) { - cairo_set_font_size (cr, sizes[i]); - cairo_text_extents (cr, text, &extents); - pixmap_height += extents.height + 4; - pixmap_width = MAX (pixmap_width, 8 + extents.width); + GString *reassembled; + gchar **split; + const gchar *str; + gint idx, n_stripped; + size_t len; + + split = g_strsplit (*copyright, "\n", -1); + reassembled = g_string_new (NULL); + n_stripped = 0; + + for (idx = 0; split[idx] != NULL; idx++) { + str = split[idx]; + + len = strspn (str, WHITESPACE_CHARS); + if (len) + str += len; + + if (n_stripped++ > 0) + g_string_append (reassembled, "\n"); + g_string_append (reassembled, str); } - gtk_widget_set_size_request (drawing_area, pixmap_width, pixmap_height); + g_strfreev (split); + g_free (*copyright); - cairo_destroy (cr); - g_free (sizes); -} - -static void -draw (GtkWidget *drawing_area, - cairo_t *cr, - FT_Face face) -{ - cairo_font_extents_t font_extents; - gint *sizes = NULL, n_sizes, alpha_size, pos_y, i; - const gchar *text; - cairo_font_face_t *font; - - text = get_sample_string (face); - sizes = build_sizes_table (face, &n_sizes, &alpha_size); - - font = cairo_ft_font_face_create_for_ft_face (face, 0); - cairo_set_font_face (cr, font); - cairo_font_extents (cr, &font_extents); - cairo_font_face_destroy (font); - - /* draw text */ - pos_y = MAX (font_extents.height, 32) + 4; - cairo_set_font_size (cr, alpha_size); - draw_string (cr, lowercase_text, &pos_y); - draw_string (cr, uppercase_text, &pos_y); - draw_string (cr, punctuation_text, &pos_y); - - pos_y += 8; - for (i = 0; i < n_sizes; i++) { - cairo_set_font_size (cr, sizes[i]); - draw_string (cr, text, &pos_y); - } - - g_free (sizes); -} - -static void -draw_callback (GtkWidget *drawing_area, - cairo_t *cr, - FT_Face face) -{ - draw (drawing_area, cr, face); + *copyright = g_string_free (reassembled, FALSE); } static void add_row (GtkWidget *grid, const gchar *name, const gchar *value, - gboolean multiline, - gboolean expand) + gboolean multiline) { - gchar *bold_name; - GtkWidget *name_w; - - bold_name = g_strconcat ("<b>", name, "</b>", NULL); - name_w = gtk_label_new (bold_name); - g_free (bold_name); -#if GTK_CHECK_VERSION (3, 16, 0) - gtk_label_set_xalign (GTK_LABEL (name_w), 0.0); - gtk_label_set_yalign (GTK_LABEL (name_w), 0.0); -#else - gtk_misc_set_alignment (GTK_MISC (name_w), 0.0, 0.0); -#endif - gtk_label_set_use_markup (GTK_LABEL (name_w), TRUE); - - gtk_container_add (GTK_CONTAINER (grid), name_w); - - if (multiline) { - GtkWidget *label, *viewport; - GtkScrolledWindow *swin; - guint flags; - - label = gtk_label_new (value); - gtk_label_set_line_wrap (GTK_LABEL (label), TRUE); - gtk_label_set_selectable (GTK_LABEL (label), TRUE); - gtk_widget_set_size_request (label, 200, -1); -#if GTK_CHECK_VERSION (3, 16, 0) - gtk_label_set_xalign (GTK_LABEL (label), 0.0); - gtk_label_set_yalign (GTK_LABEL (label), 0.0); -#else - gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.0); -#endif + GtkWidget *name_w, *label; - swin = GTK_SCROLLED_WINDOW (gtk_scrolled_window_new (NULL, NULL)); - gtk_scrolled_window_set_policy (swin, - GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC); + name_w = gtk_label_new (name); + gtk_style_context_add_class (gtk_widget_get_style_context (name_w), "dim-label"); + gtk_misc_set_alignment (GTK_MISC (name_w), 1.0, 0.0); - viewport = gtk_viewport_new (gtk_scrolled_window_get_hadjustment (swin), - gtk_scrolled_window_get_vadjustment (swin)); - gtk_viewport_set_shadow_type (GTK_VIEWPORT (viewport), GTK_SHADOW_NONE); - - gtk_container_add (GTK_CONTAINER (swin), viewport); + gtk_container_add (GTK_CONTAINER (grid), name_w); - if (expand) { - gtk_widget_set_hexpand (GTK_WIDGET (swin), TRUE); - gtk_widget_set_vexpand (GTK_WIDGET (swin), TRUE); - } + label = gtk_label_new (value); + gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.0); + gtk_label_set_selectable (GTK_LABEL(label), TRUE); - gtk_container_add_with_properties (GTK_CONTAINER (grid), GTK_WIDGET (swin), - "width", 2, - NULL); + gtk_label_set_line_wrap (GTK_LABEL (label), TRUE); + gtk_label_set_max_width_chars (GTK_LABEL (label), 30); - gtk_container_add (GTK_CONTAINER (viewport), label); - } else { - GtkWidget *label = gtk_label_new (value); -#if GTK_CHECK_VERSION (3, 16, 0) - gtk_label_set_xalign (GTK_LABEL (label), 0.0); -#else - gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5); -#endif - gtk_label_set_selectable (GTK_LABEL(label), TRUE); - gtk_grid_attach_next_to (GTK_GRID (grid), label, - name_w, GTK_POS_RIGHT, - 1, 1); - } + gtk_grid_attach_next_to (GTK_GRID (grid), label, + name_w, GTK_POS_RIGHT, + 1, 1); } static void -add_face_info (GtkWidget *grid, - const gchar *uri, +add_face_info (FontViewApplication *self, FT_Face face) { gchar *s; - GFile *file; GFileInfo *info; PS_FontInfoRec ps_info; - add_row (grid, _("Name:"), face->family_name, FALSE, FALSE); + add_row (self->side_grid, _("Name"), face->family_name, FALSE); if (face->style_name) - add_row (grid, _("Style:"), face->style_name, FALSE, FALSE); + add_row (self->side_grid, _("Style"), face->style_name, FALSE); - file = g_file_new_for_uri (uri); - info = g_file_query_info (file, + info = g_file_query_info (self->font_file, G_FILE_ATTRIBUTE_STANDARD_CONTENT_TYPE "," G_FILE_ATTRIBUTE_STANDARD_SIZE, G_FILE_QUERY_INFO_NONE, NULL, NULL); - g_object_unref (file); if (info != NULL) { s = g_content_type_get_description (g_file_info_get_content_type (info)); - add_row (grid, _("Type:"), s, FALSE, FALSE); - g_free (s); - - s = g_format_size (g_file_info_get_size (info)); - add_row (grid, _("Size:"), s, FALSE, FALSE); + add_row (self->side_grid, _("Type"), s, FALSE); g_free (s); g_object_unref (info); @@ -366,71 +179,25 @@ add_face_info (GtkWidget *grid, } } - if (version) { - add_row (grid, _("Version:"), version, FALSE, FALSE); - g_free (version); - } - if (copyright) { - add_row (grid, _("Copyright:"), copyright, TRUE, TRUE); - g_free (copyright); - } - if (description) { - add_row (grid, _("Description:"), description, TRUE, TRUE); - g_free (description); - } + if (version) { + add_row (self->side_grid, _("Version"), version, FALSE); + g_free (version); + } + if (copyright) { + strip_whitespace (©right); + add_row (self->side_grid, _("Copyright"), copyright, TRUE); + g_free (copyright); + } + if (description) { + add_row (self->side_grid, _("Description"), description, TRUE); + g_free (description); + } } else if (FT_Get_PS_Font_Info (face, &ps_info) == 0) { - if (ps_info.version && g_utf8_validate (ps_info.version, -1, NULL)) - add_row (grid, _("Version:"), ps_info.version, FALSE, FALSE); - if (ps_info.notice && g_utf8_validate (ps_info.notice, -1, NULL)) - add_row (grid, _("Copyright:"), ps_info.notice, TRUE, FALSE); - } -} - -static void -set_icon (GtkWindow *window, - const gchar *uri) -{ - GFile *file; - GIcon *icon; - GFileInfo *info; - GdkScreen *screen; - GtkIconTheme *icon_theme; - const gchar *icon_name = NULL, *content_type; - - screen = gtk_widget_get_screen (GTK_WIDGET (window)); - icon_theme = gtk_icon_theme_get_for_screen (screen); - - file = g_file_new_for_uri (uri); - info = g_file_query_info (file, G_FILE_ATTRIBUTE_STANDARD_CONTENT_TYPE, - G_FILE_QUERY_INFO_NONE, NULL, NULL); - g_object_unref (file); - - if (info == NULL) - return; - - content_type = g_file_info_get_content_type (info); - icon = g_content_type_get_icon (content_type); - - if (G_IS_THEMED_ICON (icon)) { - const gchar * const *names = NULL; - - names = g_themed_icon_get_names (G_THEMED_ICON (icon)); - if (names) { - gint i; - for (i = 0; names[i]; i++) { - if (gtk_icon_theme_has_icon (icon_theme, names[i])) { - icon_name = names[i]; - break; - } - } - } - } - - if (icon_name) { - gtk_window_set_icon_name (window, icon_name); + if (ps_info.version && g_utf8_validate (ps_info.version, -1, NULL)) + add_row (self->side_grid, _("Version"), ps_info.version, FALSE); + if (ps_info.notice && g_utf8_validate (ps_info.notice, -1, NULL)) + add_row (self->side_grid, _("Copyright"), ps_info.notice, TRUE); } - - g_object_unref (icon); } static void @@ -455,9 +222,10 @@ font_install_finished_cb (GObject *source_object, static void install_button_clicked_cb (GtkButton *button, - const gchar *font_file) + gpointer user_data) { - GFile *src, *dest; + FontViewApplication *self = user_data; + GFile *dest; gchar *dest_path, *dest_filename; GError *err = NULL; @@ -478,9 +246,7 @@ install_button_clicked_cb (GtkButton *button, g_free (dest_path); /* create destination filename */ - src = g_file_new_for_uri (font_file); - - dest_filename = g_file_get_basename (src); + dest_filename = g_file_get_basename (self->font_file); dest_path = g_build_filename (g_get_home_dir (), ".fonts", dest_filename, NULL); g_free (dest_filename); @@ -488,117 +254,163 @@ install_button_clicked_cb (GtkButton *button, dest = g_file_new_for_path (dest_path); /* TODO: show error dialog if file exists */ - g_file_copy_async (src, dest, G_FILE_COPY_NONE, 0, NULL, NULL, NULL, + g_file_copy_async (self->font_file, dest, G_FILE_COPY_NONE, 0, NULL, NULL, NULL, font_install_finished_cb, button); - g_object_unref (src); g_object_unref (dest); g_free (dest_path); } -int -main (int argc, - char **argv) +static void +font_widget_loaded_cb (SushiFontWidget *font_widget, + gpointer user_data) { - FT_Error error; - FT_Library library; - FT_Face face; - GFile *file; - gchar *font_file, *title; - GtkWidget *window, *hbox, *grid, *swin, *drawing_area; - GdkColor white = { 0, 0xffff, 0xffff, 0xffff }; - GtkWidget *button, *align; + FontViewApplication *self = user_data; + FT_Face face = sushi_font_widget_get_ft_face (font_widget); + GtkWidget *w; + gchar *title; - bindtextdomain (GETTEXT_PACKAGE, MATELOCALEDIR); - bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8"); - textdomain (GETTEXT_PACKAGE); + if (face == NULL) + return; - gtk_init (&argc, &argv); + title = g_strconcat (face->family_name, + face->style_name ? ", " : "", + face->style_name, NULL); + gtk_window_set_title (GTK_WINDOW (self->main_window), title); + g_free (title); - if (argc != 2) { - g_printerr (_("Usage: %s fontfile\n"), argv[0]); - return 1; - } + add_face_info (self, face); - error = FT_Init_FreeType (&library); - if (error) { - g_printerr("Could not initialise freetype\n"); - return 1; - } + /* add install button */ + w = gtk_button_new_with_mnemonic (_("I_nstall Font")); + gtk_widget_set_margin_top (w, 10); + gtk_widget_set_halign (w, GTK_ALIGN_START); + + g_signal_connect (w, "clicked", + G_CALLBACK (install_button_clicked_cb), self); + gtk_container_add_with_properties (GTK_CONTAINER (self->side_grid), w, + "left-attach", 0, + "width", 2, + NULL); - file = g_file_new_for_commandline_arg (argv[1]); - font_file = g_file_get_uri (file); - g_object_unref (file); + gtk_widget_show_all (self->side_grid); +} - if (!font_file) { - g_printerr("Could not parse argument into a URI\n"); - return 1; - } +static void +font_view_application_open (GApplication *application, + GFile **files, + gint n_files, + const gchar *hint) +{ + FontViewApplication *self = FONT_VIEW_APPLICATION (application); + gchar *uri; + GtkWidget *window, *box, *grid, *swin, *font_widget; + GdkColor white = { 0, 0xffff, 0xffff, 0xffff }; + GtkWidget *w; - error = FT_New_Face_From_URI (library, font_file, 0, &face); - if (error) { - g_printerr("Could not load face '%s'\n", font_file); - return 1; - } + self->font_file = g_object_ref (files[0]); - window = gtk_window_new (GTK_WINDOW_TOPLEVEL); - title = g_strconcat (face->family_name, - face->style_name ? ", " : "", - face->style_name, NULL); - gtk_window_set_title (GTK_WINDOW (window), title); - set_icon (GTK_WINDOW (window), font_file); - g_free (title); + self->main_window = window = gtk_application_window_new (GTK_APPLICATION (application)); gtk_window_set_resizable (GTK_WINDOW (window), TRUE); + gtk_window_set_default_size (GTK_WINDOW (window), 850, -1); - hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0); - gtk_container_add (GTK_CONTAINER (window), hbox); + box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0); + gtk_container_add (GTK_CONTAINER (window), box); swin = gtk_scrolled_window_new (NULL, NULL); gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (swin), GTK_POLICY_AUTOMATIC, GTK_POLICY_NEVER); - gtk_box_pack_start (GTK_BOX (hbox), swin, TRUE, TRUE, 0); + gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (swin), GTK_SHADOW_IN); + gtk_scrolled_window_set_min_content_width (GTK_SCROLLED_WINDOW (swin), 600); + gtk_box_pack_start (GTK_BOX (box), swin, TRUE, TRUE, 0); + gtk_widget_set_hexpand (swin, TRUE); + + uri = g_file_get_uri (self->font_file); + font_widget = GTK_WIDGET (sushi_font_widget_new (uri)); + + gtk_widget_modify_bg (font_widget, GTK_STATE_NORMAL, &white); + g_free (uri); + + w = gtk_viewport_new (NULL, NULL); + gtk_viewport_set_shadow_type (GTK_VIEWPORT (w), GTK_SHADOW_NONE); + gtk_container_add (GTK_CONTAINER (w), font_widget); + gtk_container_add (GTK_CONTAINER (swin), w); + + g_signal_connect (font_widget, "loaded", + G_CALLBACK (font_widget_loaded_cb), self); + + self->side_grid = grid = gtk_grid_new (); + gtk_orientable_set_orientation (GTK_ORIENTABLE (grid), GTK_ORIENTATION_VERTICAL); + g_object_set (grid, + "margin-top", 5, + "margin-left", 16, + "margin-right", 16, + NULL); + gtk_box_pack_start (GTK_BOX (box), grid, FALSE, FALSE, 0); + gtk_grid_set_column_spacing (GTK_GRID (grid), 8); + gtk_grid_set_row_spacing (GTK_GRID (grid), 2); - drawing_area = gtk_drawing_area_new (); - gtk_widget_modify_bg (drawing_area, GTK_STATE_NORMAL, &white); - gtk_scrolled_window_add_with_viewport (GTK_SCROLLED_WINDOW (swin), - drawing_area); - g_signal_connect (drawing_area, "realize", - G_CALLBACK (realize_callback), face); - g_signal_connect (drawing_area, "draw", - G_CALLBACK (draw_callback), face); + gtk_widget_show_all (window); +} - /* set the minimum size on the scrolled window to prevent - * unnecessary scrolling */ - /* 800 is better for GtkGrid */ - gtk_widget_set_size_request (swin, 800, -1); +static void +font_view_application_activate (GApplication *application) +{ + g_printerr (_("Usage: mate-font-viewer FONTFILE\n")); + g_application_quit (G_APPLICATION (application)); +} - g_signal_connect (window, "destroy", - G_CALLBACK (gtk_main_quit), NULL); +static void +font_view_application_dispose (GObject *obj) +{ + FontViewApplication *self = FONT_VIEW_APPLICATION (obj); - grid = gtk_grid_new (); - gtk_orientable_set_orientation (GTK_ORIENTABLE (grid), GTK_ORIENTATION_VERTICAL); - gtk_container_set_border_width (GTK_CONTAINER (grid), 5); - gtk_box_pack_start (GTK_BOX (hbox), grid, FALSE, TRUE, 0); + g_clear_object (&self->font_file); + G_OBJECT_CLASS (font_view_application_parent_class)->dispose (obj); +} - add_face_info (grid, font_file, face); +static void +font_view_application_init (FontViewApplication *self) +{ + /* do nothing */ +} - /* add install button */ - align = gtk_alignment_new (1.0, 0.5, 0.0, 0.0); - gtk_widget_set_hexpand (align, TRUE); - gtk_container_add_with_properties (GTK_CONTAINER (grid), align, - "width", 2, - NULL); +static void +font_view_application_class_init (FontViewApplicationClass *klass) +{ + GObjectClass *oclass = G_OBJECT_CLASS (klass); + GApplicationClass *aclass = G_APPLICATION_CLASS (klass); - button = gtk_button_new_with_mnemonic (_("I_nstall Font")); - g_signal_connect (button, "clicked", - G_CALLBACK (install_button_clicked_cb), font_file); - gtk_container_add (GTK_CONTAINER (align), button); + aclass->activate = font_view_application_activate; + aclass->open = font_view_application_open; - gtk_grid_set_column_spacing (GTK_GRID (grid), 8); - gtk_grid_set_row_spacing (GTK_GRID (grid), 2); - gtk_widget_show_all (window); + oclass->dispose = font_view_application_dispose; +} + +static GApplication * +font_view_application_new (void) +{ + g_type_init (); + return g_object_new (FONT_VIEW_TYPE_APPLICATION, + "application-id", "org.mate.font-viewer", + "flags", G_APPLICATION_HANDLES_OPEN, + NULL); +} + +int +main (int argc, + char **argv) +{ + GApplication *app; + gint retval; + + bindtextdomain (GETTEXT_PACKAGE, MATELOCALEDIR); + bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8"); + textdomain (GETTEXT_PACKAGE); - gtk_main (); + app = font_view_application_new (); + retval = g_application_run (app, argc, argv); - return 0; + g_object_unref (app); + return retval; } |