Re: [Beaver-devel] [beaver] pretty print patch

[Higor Eurípedes]

Looks good :-)

Commit! :D

bye

2009/1/23 Tobias Heinzen <address@hidden>:
> i'm proud to announce a pretty print patch ^^
>
> Greets
> Tobias
>
> ### Eclipse Workspace Patch 1.0
> #P beaver0.4.0
> Index: src/interface.c
> ===================================================================
> RCS file: /sources/beaver/beaver0.4.0/src/interface.c,v
> retrieving revision 1.46
> diff -u -r1.46 interface.c
> --- src/interface.c     12 Jan 2009 16:28:06 -0000      1.46
> +++ src/interface.c     23 Jan 2009 11:07:34 -0000
> @@ -249,32 +249,81 @@
>        /* get some contexes */
>        cr = gtk_print_context_get_cairo_context (context);
>        layout = gtk_print_context_create_pango_layout (context);
> -
> +
> +       /* get width and height of the print plane */
> +       gint width = gtk_print_context_get_width (context);
> +       gint height = gtk_print_context_get_height (context);
> +
> +       /* draw a rectangle all around the text */
> +       cairo_set_line_width (cr, 0.7);
> +       cairo_new_sub_path (cr);
> +       cairo_rectangle (cr, 0, 0, width, height);
> +       cairo_close_path (cr);
> +       cairo_stroke (cr);
> +
> +       /* draw a small rectangle on top of the page (header) */
> +       cairo_new_sub_path (cr);
> +       cairo_rectangle (cr, 0, 0, width, 17);
> +       cairo_close_path (cr);
> +       cairo_set_source_rgb (cr, 0.9, 0.9, 0.9);
> +       cairo_fill_preserve (cr);
> +       cairo_set_source_rgba (cr, 0, 0, 0, 1);
> +       cairo_stroke (cr);
> +
> +       /* draw the header. the header contains of the filename and the page
> +        * number. the filename is truncated to the basename and is centered
> +        * in the header. it also get's printed bold and with a different
> +        * font face. */
> +       cairo_text_extents_t extents;
> +       cairo_select_font_face (cr, "Sans", CAIRO_FONT_SLANT_NORMAL,
> +          CAIRO_FONT_WEIGHT_BOLD);
> +       cairo_set_font_size (cr, 12.0);
> +       cairo_text_extents (cr, doc->name, &extents);
> +
> +       double x = (width/2)-(extents.width/2 + extents.x_bearing);
> +
> +       cairo_move_to (cr, x, 12.0);
> +       cairo_show_text (cr, doc->name);
> +       cairo_stroke (cr);
> +
> +       /* now draw the page number on the right handside */
> +       gchar* page = g_strdup_printf ("Page %d/%d", page_nr+1, doc->n_pages);
> +       cairo_select_font_face (cr, "Sans", CAIRO_FONT_SLANT_NORMAL,
> +          CAIRO_FONT_WEIGHT_NORMAL);
> +       cairo_set_font_size (cr, 12.0);
> +       cairo_text_extents (cr, doc->name, &extents);
> +
> +       x = width-extents.width-3.0;
> +
> +       cairo_move_to (cr, x, 12.0);
> +       cairo_show_text (cr, page);
> +       cairo_stroke (cr);
> +
> +       g_free (page);
> +
>        /* count the number of characters until 75 lines are full. */
> -       gint chars = 0; gint lines = 0;
> +       gint chars = 0; gint lines = 0; gint length = 0;
>        gchar* text = doc->content+doc->chars_printed;
>        while (*text && lines < LINES_PER_PAGE) {
>                if (*text == '\n') {
> +                       cairo_select_font_face (cr, "Courier New", 
> CAIRO_FONT_SLANT_NORMAL,
> +                          CAIRO_FONT_WEIGHT_NORMAL);
> +                       cairo_set_font_size (cr, 12.0);
> +                       cairo_move_to (cr, 3.0, (lines+2)*15.0);
> +                       *text = '\0';
> +                       cairo_show_text (cr, text-length);
> +                       *text = '\n';
> +                       cairo_stroke (cr);
> +
> +                       length=-1;
>                        lines++;
>                }
>
> +               length++;
>                text++;
>                chars++;
>        }
> -
> -       /* create the header line and get the text to print */
> -       gchar* header_line = g_strdup_printf ("page %d/%d of 
> %s\n______________________"
> -          
> "________________________________________________________________________\n\n",
> -          page_nr+1, doc->n_pages, doc->name);
> -       gchar* body = g_strconcat (header_line, 
> doc->content+doc->chars_printed, NULL);
> -
> -       /* set the text to print */
> -       pango_layout_set_text (layout, body, chars+strlen((const 
> char*)header_line));
> -
> -       /* free unused space */
> -       g_free (header_line);
> -       g_free (body);
> -
> +
>        /* increase the number of printed chars */
>        doc->chars_printed += chars;
>
> @@ -284,6 +333,7 @@
>
>        /* free up space */
>        g_object_unref (layout);
> +
>  }
>
>  /**
> @@ -310,7 +360,7 @@
>         GtkWidget* textview = FPROPS(current_page, Text);
>         doc->textbuffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview));
>         doc->content = get_text(gtk_text_view_get_buffer 
> (GTK_TEXT_VIEW(textview)));
> -        doc->name = FPROPS(current_page, Name);
> +        doc->name = FPROPS(current_page, BaseName);
>
>         /* create new GTKPrintOperation */
>         GtkPrintOperation *print;
>
> _______________________________________________
> Beaver-devel mailing list
> address@hidden
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>
>



-- 
Higor Euripedes (enygmata)