X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=lib%2Fgtksheet%2Fpsppire-axis.c;h=5498525a0ef0e8e3ad1f7603591a5d88fb74be5a;hb=38c2638eed90f33225870563c4be183097e4155a;hp=94c2aa41c276971434affcd7c395bcd957f8694a;hpb=2165f59ab9eee5272b4037e45477811627cae078;p=pspp-builds.git

diff --git a/lib/gtksheet/psppire-axis.c b/lib/gtksheet/psppire-axis.c
index 94c2aa41..5498525a 100644
--- a/lib/gtksheet/psppire-axis.c
+++ b/lib/gtksheet/psppire-axis.c
@@ -22,9 +22,21 @@
 #include <libpspp/pool.h>
 #include <libpspp/misc.h>
 #include "psppire-axis.h"
+#include <lib/gtksheet/psppire-marshal.h>
 #include <gtk/gtk.h>
 
 
+
+/* Signals */
+enum
+  {
+    RESIZE_UNIT,
+    n_signals
+  };
+
+static guint signals[n_signals] ;
+
+
 #define PSPPIRE_AXIS_GET_IFACE(obj) \
   (G_TYPE_INSTANCE_GET_INTERFACE ((obj), PSPPIRE_TYPE_AXIS_IFACE, PsppireAxisIface))
 
@@ -163,6 +175,20 @@ psppire_axis_class_init (PsppireAxisClass *class)
   parent_class = g_type_class_peek_parent (class);
 
   object_class->finalize = psppire_axis_finalize;
+
+
+  signals[RESIZE_UNIT] =
+    g_signal_new ("resize-unit",
+		  G_TYPE_FROM_CLASS (object_class),
+		  G_SIGNAL_RUN_LAST,
+		  0,
+		  NULL, NULL,
+		  psppire_marshal_VOID__INT_LONG,
+		  G_TYPE_NONE,
+		  2,
+		  G_TYPE_INT,
+		  G_TYPE_LONG
+		  );
 }
 
 
@@ -212,7 +238,7 @@ psppire_axis_unit_count (const PsppireAxis *a)
 
 /* Return the starting pixel of UNIT */
 glong
-psppire_axis_pixel_start (const PsppireAxis *a, gint unit)
+psppire_axis_start_pixel (const PsppireAxis *a, gint unit)
 {
   gint the_count, total_size ;
   g_return_val_if_fail (PSPPIRE_IS_AXIS (a), -1);
@@ -225,13 +251,13 @@ psppire_axis_pixel_start (const PsppireAxis *a, gint unit)
       return  total_size + (unit - the_count) * a->default_size;
     }
 
-  return PSPPIRE_AXIS_GET_IFACE (a)->pixel_start (a, unit);
+  return PSPPIRE_AXIS_GET_IFACE (a)->start_pixel (a, unit);
 }
 
 
 /* Return the unit covered by PIXEL */
 gint
-psppire_axis_get_unit_at_pixel (const PsppireAxis *a, glong pixel)
+psppire_axis_unit_at_pixel (const PsppireAxis *a, glong pixel)
 {
   glong total_size;
 
@@ -239,7 +265,7 @@ psppire_axis_get_unit_at_pixel (const PsppireAxis *a, glong pixel)
 
   g_return_val_if_fail (PSPPIRE_AXIS_GET_IFACE (a), -1);
 
-  g_return_val_if_fail (PSPPIRE_AXIS_GET_IFACE (a)->get_unit_at_pixel, -1);
+  g_return_val_if_fail (PSPPIRE_AXIS_GET_IFACE (a)->unit_at_pixel, -1);
 
   total_size = PSPPIRE_AXIS_GET_IFACE (a)->total_size (a);
 
@@ -251,5 +277,25 @@ psppire_axis_get_unit_at_pixel (const PsppireAxis *a, glong pixel)
       return n_items - 1 + DIV_RND_UP (extra,  a->default_size);
     }
 
-  return PSPPIRE_AXIS_GET_IFACE (a)->get_unit_at_pixel (a, pixel);
+  return PSPPIRE_AXIS_GET_IFACE (a)->unit_at_pixel (a, pixel);
+}
+
+
+/* Set UNIT to size SIZE */
+void
+psppire_axis_resize (PsppireAxis *a, gint unit, glong size)
+{
+  g_return_if_fail (PSPPIRE_IS_AXIS (a));
+
+  g_return_if_fail (PSPPIRE_AXIS_GET_IFACE (a));
+
+  g_return_if_fail (size > 0);
+
+  if (PSPPIRE_AXIS_GET_IFACE (a)->resize)
+    PSPPIRE_AXIS_GET_IFACE (a)->resize (a, unit, size);
+
+
+  g_signal_emit (a, signals [RESIZE_UNIT], 0, unit, size);
 }
+
+