no need to include gimp-intl.h.

2003-05-20  Sven Neumann  <sven@gimp.org>

	* app/core/gimpimage-flip.c: no need to include gimp-intl.h.

	* app/core/gimpimage-rotate.c: change the image size if needed;
	implemented rotation of guides.

	* app/vectors/gimpvectors.c: implemented rotation of vectors.

ChangeLog

@@ -1,3 +1,12 @@
+2003-05-20  Sven Neumann  <sven@gimp.org>
+
+	* app/core/gimpimage-flip.c: no need to include gimp-intl.h.
+	
+	* app/core/gimpimage-rotate.c: change the image size if needed;
+	implemented rotation of guides.
+
+	* app/vectors/gimpvectors.c: implemented rotation of vectors.
+
 2003-05-20  Michael Natterer  <mitch@gimp.org>
 
 	* app/core/gimpimage-undo-push.c: remember the guide's orientation

app/core/gimpimage-flip.c

@@ -34,8 +34,6 @@
 #include "gimplayer-floating-sel.h"
 #include "gimplist.h"
 
-#include "gimp-intl.h"
-
 
 void
 gimp_image_flip (GimpImage           *gimage, 

app/core/gimpimage-rotate.c

@@ -34,7 +34,9 @@
 #include "gimplayer-floating-sel.h"
 #include "gimplist.h"
 
-#include "gimp-intl.h"
+
+static void gimp_image_rotate_guides (GimpImage        *gimage,
+                                      GimpRotationType  rotate_type);
 
 
 void
@@ -48,10 +50,12 @@ gimp_image_rotate (GimpImage        *gimage,
   GList     *list;
   gdouble    center_x;
   gdouble    center_y;
+  gint       tmp;
   gint       num_channels;
   gint       num_layers;
   gint       num_vectors;
   gint       progress_current = 1;
+  gboolean   size_changed     = FALSE;
 
   g_return_if_fail (GIMP_IS_IMAGE (gimage));
 
@@ -73,6 +77,24 @@ gimp_image_rotate (GimpImage        *gimage,
   if (floating_layer)
     floating_sel_relax (floating_layer, TRUE);
 
+  /*  Resize the image (if needed)  */
+  switch (rotate_type)
+    {
+    case GIMP_ROTATE_90:
+    case GIMP_ROTATE_270:
+      gimp_image_undo_push_image_size (gimage, NULL);
+
+      tmp = gimage->width;
+      gimage->width  = gimage->height;
+      gimage->height = tmp;
+
+      size_changed = TRUE;
+      break;
+
+    case GIMP_ROTATE_180:
+      break;
+    }
+
   /*  Rotate all channels  */
   for (list = GIMP_LIST (gimage->channels)->list; 
        list; 
@@ -124,30 +146,7 @@ gimp_image_rotate (GimpImage        *gimage,
     }
 
   /*  Rotate all Guides  */
-#if 0  /* FIXME: implement! */
+  gimp_image_rotate_guides (gimage, rotate_type);
-  for (list = gimage->guides; list; list = g_list_next (list))
-    {
-      GimpGuide *guide = list->data;
-
-      switch (guide->orientation)
-	{
-	case GIMP_ORIENTATION_HORIZONTAL:
-          if (rotate_type == GIMP_ORIENTATION_VERTICAL)
-            gimp_image_move_guide (gimage, guide,
-                                   gimage->height - guide->position, TRUE);
-	  break;
-
-	case GIMP_ORIENTATION_VERTICAL:
-          if (rotate_type == GIMP_ORIENTATION_HORIZONTAL)
-            gimp_image_move_guide (gimage, guide,
-                                   gimage->width - guide->position, TRUE);
-	  break;
-
-	default:
-          break;
-	}
-    }
-#endif
 
   /*  Make sure the projection matches the gimage size  */
   gimp_image_projection_allocate (gimage);
@@ -158,7 +157,82 @@ gimp_image_rotate (GimpImage        *gimage,
 
   gimp_image_undo_group_end (gimage);
 
+  if (size_changed)
+    gimp_viewable_size_changed (GIMP_VIEWABLE (gimage));
+
   gimp_image_mask_changed (gimage);
 
   gimp_unset_busy (gimage->gimp);
 }
+
+static void
+gimp_image_rotate_guides (GimpImage        *gimage,
+                          GimpRotationType  rotate_type)
+{
+  GList *list;
+
+  /*  Rotate all Guides  */
+  for (list = gimage->guides; list; list = g_list_next (list))
+    {
+      GimpGuide *guide = list->data;
+
+      switch (rotate_type)
+        {
+        case GIMP_ROTATE_90:
+          switch (guide->orientation)
+            {
+            case GIMP_ORIENTATION_HORIZONTAL:
+              gimp_image_undo_push_image_guide (gimage, NULL, guide);
+              guide->orientation = GIMP_ORIENTATION_VERTICAL;
+              guide->position    = gimage->width - guide->position;
+              break;
+              
+            case GIMP_ORIENTATION_VERTICAL:
+              gimp_image_undo_push_image_guide (gimage, NULL, guide);
+              guide->orientation = GIMP_ORIENTATION_HORIZONTAL;
+              break;
+              
+            default:
+              break;
+            }
+          break;
+
+        case GIMP_ROTATE_180:
+          switch (guide->orientation)
+            {
+            case GIMP_ORIENTATION_HORIZONTAL:
+              gimp_image_move_guide (gimage, guide,
+                                     gimage->height - guide->position, TRUE);
+              break;
+              
+            case GIMP_ORIENTATION_VERTICAL:
+              gimp_image_move_guide (gimage, guide,
+                                     gimage->width - guide->position, TRUE);
+              break;
+
+            default:
+              break;
+            }
+          break;
+
+        case GIMP_ROTATE_270:
+          switch (guide->orientation)
+            {
+            case GIMP_ORIENTATION_HORIZONTAL:
+              gimp_image_undo_push_image_guide (gimage, NULL, guide);
+              guide->orientation = GIMP_ORIENTATION_VERTICAL;
+              break;
+              
+            case GIMP_ORIENTATION_VERTICAL:
+              gimp_image_undo_push_image_guide (gimage, NULL, guide);
+              guide->orientation = GIMP_ORIENTATION_HORIZONTAL;
+              guide->position    = gimage->height - guide->position;
+              break;
+              
+            default:
+              break;
+            }
+          break;
+	}
+    }
+}

app/vectors/gimpvectors.c

@@ -25,6 +25,7 @@
 
 #include "vectors-types.h"
 
+#include "core/gimpdrawable-transform-utils.h"
 #include "core/gimpimage.h"
 #include "core/gimpimage-undo-push.h"
 #include "core/gimpmarshal.h"
@@ -445,6 +446,24 @@ gimp_vectors_rotate (GimpItem         *item,
 {
   GimpVectors *vectors;
   GList       *list;
+  GimpMatrix3  matrix;
+  gdouble      angle = 0.0;
+
+  switch (rotate_type)
+    {
+    case GIMP_ROTATE_90:
+      angle = - G_PI_2;
+      break;
+    case GIMP_ROTATE_180:
+      angle = G_PI;
+      break;
+    case GIMP_ROTATE_270:
+      angle = G_PI_2;
+      break;
+    }
+
+  gimp_drawable_transform_matrix_rotate_center (center_x, center_y, angle,
+                                                matrix);
 
   vectors = GIMP_VECTORS (item);
 
@@ -454,7 +473,6 @@ gimp_vectors_rotate (GimpItem         *item,
                                     _("Rotate Path"),
                                     vectors);
 
-#if 0  /*  FIXME: implement!  */
   for (list = vectors->strokes; list; list = g_list_next (list))
     {
       GimpStroke *stroke = list->data;
@@ -464,22 +482,13 @@ gimp_vectors_rotate (GimpItem         *item,
         {
           GimpAnchor *anchor = list2->data;
 
-          switch (flip_type)
+          gimp_matrix3_transform_point (matrix,
-            {
+                                        anchor->position.x,
-            case GIMP_ORIENTATION_HORIZONTAL:
+                                        anchor->position.y,
-              anchor->position.x = -(anchor->position.x - axis) + axis;
+                                        &anchor->position.x,
-              break;
+                                        &anchor->position.y);
-
-            case GIMP_ORIENTATION_VERTICAL:
-              anchor->position.y = -(anchor->position.y - axis) + axis;
-              break;
-
-            default:
-              break;
         }
     }
-    }
-#endif
 
   gimp_vectors_thaw (vectors);
 }