コード例 #1
0
GdkPixbuf *
pixbuf_render_text(GtkWidget *da, const char *str, int point_size, int r, int g, int b,
                   int *w, int *h)
{
    int width;
    int height;
    PangoLayout *layout = gtk_widget_create_pango_layout(da, NULL);
    PangoFontDescription *desc = pango_font_description_new();
    pango_font_description_set_size(desc, point_size * PANGO_SCALE);
    pango_layout_set_font_description(layout, desc);
    pango_font_description_free(desc);
    pango_layout_set_alignment(layout, PANGO_ALIGN_CENTER);
    pango_layout_set_text(layout, str, -1);
    pango_layout_get_pixel_size(layout, &width, &height);

    GdkPixbuf *pixbuf = gdk_pixbuf_new(GDK_COLORSPACE_RGB, TRUE, 8, width, height);
    pixbuf_set_rect_fill(pixbuf, 0, 0, width, height, 0, 0, 0, 0);
    pixbuf_draw_layout(pixbuf, layout, da, 0, 0, r, g, b, 255);
    //gdk_draw_layout(da->window, da->style->fg_gc[GTK_STATE_NORMAL], 0, 0, layout);
    g_object_unref(G_OBJECT(layout));

    *w = width;
    *h = height;
    return pixbuf;
}
コード例 #2
0
static GdkPixbuf *image_osd_info_render(ImageWindow *imd)
{
	GdkPixbuf *pixbuf;
	gint width, height;
	PangoLayout *layout;
	const gchar *name;
	gchar *name_escaped;
	gchar *text;
	gchar *size;
	gint n, t;
	CollectionData *cd;
	CollectInfo *info;
	gchar *ct;

	name = image_get_name(imd);
	if (name)
		{
		name_escaped = g_markup_escape_text(name, -1);
		}
	else
		{
		name_escaped = NULL;
		}

	cd = image_get_collection(imd, &info);
	if (cd)
		{
		gchar *buf;

		t = g_list_length(cd->list);
		n = g_list_index(cd->list, info) + 1;
		buf = g_markup_escape_text((cd->name) ? cd->name : _("Untitled"), -1);
		ct = g_strdup_printf("<i>%s</i>\n", buf);
		g_free(buf);
		}
	else
		{
		LayoutWindow *lw;

		lw = layout_find_by_image(imd);
		if (lw)
			{
			if (lw->slideshow)
				{
				n = g_list_length(lw->slideshow->list_done);
				t = n + g_list_length(lw->slideshow->list);
				if (n == 0) n = t;
				}
			else
				{
				t = layout_list_count(lw, NULL);
				n = layout_list_get_index(lw, image_get_path(lw->image)) + 1;
				}
			}
		else if (view_window_find_image(imd, &n, &t))
			{
			n++;
			}
		else
			{
			t = 1;
			n = 1;
			}

		if (n < 1) n = 1;
		if (t < 1) t = 1;

		ct = g_strdup("");
		}

	size = text_from_size_abrev(imd->size);
	if (!name_escaped)
		{
		text = g_strdup_printf(_("Untitled"));
		}
	else if (imd->unknown)
		{
		text = g_strdup_printf("%s(%d/%d) <b>%s</b>\n%s - %s", ct,
				       n, t, name_escaped,
				       text_from_time(imd->mtime), size);
		}
	else
		{
		gint w, h;

		if (imd->delay_flip &&
		    imd->il && imd->il->pixbuf &&
		    image_get_pixbuf(imd) != imd->il->pixbuf)
			{
			w = gdk_pixbuf_get_width(imd->il->pixbuf);
			h = gdk_pixbuf_get_height(imd->il->pixbuf);
			}
		else
			{
			pixbuf_renderer_get_image_size(PIXBUF_RENDERER(imd->pr), &w, &h);
			}

		text = g_strdup_printf("%s(%d/%d) <b>%s</b>\n%d x %d - %s - %s", ct,
				       n, t, name_escaped,
				       w, h,
				       text_from_time(imd->mtime), size);
		}
	g_free(size);
	g_free(ct);
	g_free(name_escaped);

	layout = gtk_widget_create_pango_layout(imd->pr, NULL);
	pango_layout_set_markup(layout, text, -1);
	g_free(text);

	pango_layout_get_pixel_size(layout, &width, &height);

	width += 10;
	height += 10;

	pixbuf = gdk_pixbuf_new(GDK_COLORSPACE_RGB, TRUE, 8, width, height);
	pixbuf_set_rect_fill(pixbuf, 3, 3, width-6, height-6, 240, 240, 240, 210);
	pixbuf_set_rect(pixbuf, 0, 0, width, height, 240, 240, 240, 80, 1, 1, 1, 1);
	pixbuf_set_rect(pixbuf, 1, 1, width-2, height-2, 240, 240, 240, 130, 1, 1, 1, 1);
	pixbuf_set_rect(pixbuf, 2, 2, width-4, height-4, 240, 240, 240, 180, 1, 1, 1, 1);
	pixbuf_pixel_set(pixbuf, 0, 0, 0, 0, 0, 0);
	pixbuf_pixel_set(pixbuf, width - 1, 0, 0, 0, 0, 0);
	pixbuf_pixel_set(pixbuf, 0, height - 1, 0, 0, 0, 0);
	pixbuf_pixel_set(pixbuf, width - 1, height - 1, 0, 0, 0, 0);

	pixbuf_draw_layout(pixbuf, layout, imd->pr, 5, 5, 0, 0, 0, 255);

	g_object_unref(G_OBJECT(layout));

	return pixbuf;
}