[gtkmm-documentation] Adapt to the Pango::Layout::get_iter(iter) deprecation.

[Murray Cumming <murrayc src gnome org>]

commit fe1851d4897088b7821933b5cef237fe4e451b81
Author: Murray Cumming <murrayc murrayc com>
Date:   Wed Jan 26 11:58:29 2011 +0100

    Adapt to the Pango::Layout::get_iter(iter) deprecation.
    
    	* examples/book/printing/advanced/printformoperation.cc:
    	* examples/book/printing/simple/printformoperation.cc: Use the get_iter()
    	method that just returns the iter.

 ChangeLog                                          |    8 ++++++++
 .../book/printing/advanced/printformoperation.cc   |   11 +++++------
 .../book/printing/simple/printformoperation.cc     |   11 +++++------
 3 files changed, 18 insertions(+), 12 deletions(-)
---
diff --git a/ChangeLog b/ChangeLog
index 8f68ad2..0d6fd94 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,13 @@
 2011-01-26  Murray Cumming  <murrayc murrayc com>
 
+	Adapt to the Pango::Layout::get_iter(iter) deprecation.
+
+	* examples/book/printing/advanced/printformoperation.cc:
+	* examples/book/printing/simple/printformoperation.cc: Use the get_iter() 
+	method that just returns the iter.
+
+2011-01-26  Murray Cumming  <murrayc murrayc com>
+
 	Build: Adapt to a filename change.
 
 	* examples/Makefile.am: Mention the new .css file instead of the old rc file.
diff --git a/examples/book/printing/advanced/printformoperation.cc b/examples/book/printing/advanced/printformoperation.cc
index 86ae98b..e497c1e 100644
--- a/examples/book/printing/advanced/printformoperation.cc
+++ b/examples/book/printing/advanced/printformoperation.cc
@@ -120,15 +120,14 @@ void PrintFormOperation::on_draw_page(
   cairo_ctx->set_source_rgb(0, 0, 0);
 
   //Render Pango LayoutLines over the Cairo context:
-  Pango::LayoutIter iter;
-  m_refLayout->get_iter(iter);
+  Pango::LayoutIter iter = m_refLayout->get_iter();
 
   double start_pos = 0;
   int line_index = 0;
 
   do
   {
-    if (line_index >= start_page_line)
+    if(line_index >= start_page_line)
     {
       Glib::RefPtr<Pango::LayoutLine> layout_line = iter.get_line();
       Pango::Rectangle logical_rect = iter.get_line_logical_extents();
@@ -136,18 +135,18 @@ void PrintFormOperation::on_draw_page(
 
       if (line_index == start_page_line)
       {
-          start_pos = logical_rect.get_y() / 1024.0;
+        start_pos = logical_rect.get_y() / 1024.0;
       }
 
       cairo_ctx->move_to(logical_rect.get_x() / 1024.0,
-              baseline / 1024.0 - start_pos);
+        baseline / 1024.0 - start_pos);
 
       layout_line->show_in_cairo_context(cairo_ctx);
     }
 
     line_index++;
   }
-  while (line_index < end_page_line && iter.next_line());
+  while(line_index < end_page_line && iter.next_line());
 }
 
 Gtk::Widget* PrintFormOperation::on_create_custom_widget()
diff --git a/examples/book/printing/simple/printformoperation.cc b/examples/book/printing/simple/printformoperation.cc
index 2c36ccb..eed6eac 100644
--- a/examples/book/printing/simple/printformoperation.cc
+++ b/examples/book/printing/simple/printformoperation.cc
@@ -112,15 +112,14 @@ void PrintFormOperation::on_draw_page(
   cairo_ctx->set_source_rgb(0, 0, 0);
 
   //Render Pango LayoutLines over the Cairo context:
-  Pango::LayoutIter iter;
-  m_refLayout->get_iter(iter);
+  Pango::LayoutIter iter = m_refLayout->get_iter();
 
   double start_pos = 0;
   int line_index = 0;
 
   do
   {
-    if (line_index >= start_page_line)
+    if(line_index >= start_page_line)
     {
       Glib::RefPtr<Pango::LayoutLine> layout_line = iter.get_line();
       Pango::Rectangle logical_rect = iter.get_line_logical_extents();
@@ -128,17 +127,17 @@ void PrintFormOperation::on_draw_page(
 
       if (line_index == start_page_line)
       {
-          start_pos = logical_rect.get_y() / 1024.0;
+        start_pos = logical_rect.get_y() / 1024.0;
       }
 
       cairo_ctx->move_to(logical_rect.get_x() / 1024.0,
-              baseline / 1024.0 - start_pos);
+        baseline / 1024.0 - start_pos);
 
       layout_line->show_in_cairo_context(cairo_ctx);
     }
 
     line_index++;
   }
-  while (line_index < end_page_line && iter.next_line());
+  while(line_index < end_page_line && iter.next_line());
 }