[gcompris/gcomprixogoo] Added support for load/save for images.

[Bruno Coudoin <bcoudoin src gnome org>]

commit 87dec57fc0451469cfb612cba3a9024ced1015bb
Author: Bruno Coudoin <bruno coudoin free fr>
Date:   Sun Nov 1 18:35:08 2009 +0100

    Added support for load/save for images.

 src/anim-activity/AnimItem.py |   70 ++++++++++++++++++++++++++++++++++-------
 src/anim-activity/anim.py     |    5 +--
 2 files changed, 60 insertions(+), 15 deletions(-)
---
diff --git a/src/anim-activity/AnimItem.py b/src/anim-activity/AnimItem.py
index d796d5b..b6bf7ea 100644
--- a/src/anim-activity/AnimItem.py
+++ b/src/anim-activity/AnimItem.py
@@ -88,14 +88,24 @@ class AnimItem:
 
     def __getstate__(self):
         return [self.visible, self.filled,
-                self.timelineDump(self.timeline)]
+                self.timelineDump(self.timeline),
+                self.save_addon()]
 
     def __setstate__(self, dict):
         self.visible = dict[0]
         self.filled = dict[1]
         self.timeline = self.timelineRestore(dict[2])
+        self.load_addon(dict[3])
         self.anchor = None
 
+    # Some item types need to save/load more
+    # than the item properties
+    def save_addon(self):
+        return None
+
+    def load_addon(self, addon):
+        pass
+
     def dump(self):
         print "Dump AnimItem:"
         print self.timeline
@@ -621,15 +631,6 @@ class Anchor:
 #
 class AnimItemRect(AnimItem):
 
-    # This is called when an animation file is loaded
-    def restore(self, anim_):
-        AnimItem.restore(self, anim_)
-        self.item = \
-            goocanvas.Rect(
-                parent = self.rootitem
-                )
-        AnimItem.init_item(self)
-
     def __init__(self, anim, x, y, color_fill, color_stroke, line_width):
         AnimItem.__init__(self, anim)
         x,y = self.snap_to_grid(x, y)
@@ -650,6 +651,14 @@ class AnimItemRect(AnimItem):
 
         AnimItem.init_item(self)
 
+    # This is called when an animation file is loaded
+    def restore(self, anim_):
+        AnimItem.restore(self, anim_)
+        self.item = \
+            goocanvas.Rect(
+                parent = self.rootitem
+                )
+        AnimItem.init_item(self)
 
     # Fixme, should replace set_bounds in resize cases
     def scale_bounds(self, p1, p2):
@@ -733,6 +742,15 @@ class AnimItemEllipse(AnimItem):
         AnimItem.init_item(self)
 
 
+    # This is called when an animation file is loaded
+    def restore(self, anim_):
+        AnimItem.restore(self, anim_)
+        self.item = \
+            goocanvas.Ellipse(
+                parent = self.rootitem
+                )
+        AnimItem.init_item(self)
+
     def set_bounds(self, p1, p2):
         (x1, y1, x2, y2) = self.snap_obj_to_grid(p1, p2)
         radius_x = abs((x2 - x1) / 2)
@@ -787,7 +805,6 @@ class AnimItemEllipse(AnimItem):
 #
 class AnimItemLine(AnimItem):
 
-
     def __init__(self, anim, x, y,
                  color_fill, color_stroke, line_width):
         AnimItem.__init__(self, anim)
@@ -803,6 +820,14 @@ class AnimItemLine(AnimItem):
 
         AnimItem.init_item(self)
 
+    # This is called when an animation file is loaded
+    def restore(self, anim_):
+        AnimItem.restore(self, anim_)
+        self.item = \
+            goocanvas.Polyline(
+                parent = self.rootitem
+                )
+        AnimItem.init_item(self)
 
     def set_bounds(self, p1, p2):
         (x1, y1, x2, y2) = self.snap_point_to_grid(p1, p2)
@@ -856,10 +881,13 @@ class AnimItemLine(AnimItem):
 class AnimItemPixmap(AnimItem):
 
 
-    def __init__(self, anim, x, y, pixbuf):
+    def __init__(self, anim, x, y, image):
         AnimItem.__init__(self, anim)
         x, y = self.snap_to_grid(x, y)
 
+        # Keep the image for the load/save feature
+        self.image = image
+        pixbuf = gcompris.utils.load_pixmap(image)
         self.item = \
             goocanvas.Image(
                 parent = self.rootitem,
@@ -871,6 +899,24 @@ class AnimItemPixmap(AnimItem):
 
         self.sx = self.sy = 1.0
 
+    # This is called when an animation file is loaded
+    def restore(self, anim_):
+        AnimItem.restore(self, anim_)
+        pixbuf = gcompris.utils.load_pixmap(self.image)
+        self.item = \
+            goocanvas.Image(
+                parent = self.rootitem,
+                pixbuf = pixbuf,
+                )
+        AnimItem.init_item(self)
+
+    def save_addon(self):
+        return self.image
+
+    def load_addon(self, image):
+        self.image = image
+
+
     def set_bounds(self, p1, p2):
         (x1, y1, x2, y2) = self.snap_obj_to_grid(p1, p2)
         bounds = self.item.get_bounds()
diff --git a/src/anim-activity/anim.py b/src/anim-activity/anim.py
index 7f4f9d2..bfa8a9f 100644
--- a/src/anim-activity/anim.py
+++ b/src/anim-activity/anim.py
@@ -809,14 +809,13 @@ def general_restore(filename, filetype, fles):
 
 def image_selected(image, fles):
   #fles is used because self is not passed through callback
-  print "image selected %s" %(image,)
-  pixmap = gcompris.utils.load_pixmap(image)
+  #print "image selected %s" %(image,)
 
   # Always display the image at the center of the drawing area
   cx = (fles.drawing_area[2] - fles.drawing_area[0]) / 2
   cy = (fles.drawing_area[3] - fles.drawing_area[1]) / 2
 
-  fles.created_object = AnimItemPixmap(fles, cx, cy, pixmap)
+  fles.created_object = AnimItemPixmap(fles, cx, cy, image)
 
   if fles.created_object:
     fles.created_object.create_item_event(fles.root_drawingitem,