# HG changeset patch
# User Simon Cross <hodgestar+bzr@gmail.com>
# Date 1282594301 -7200
# Node ID 1a5fdc22593912f691994bc4af5ade7c2a13a64d
# Parent  a62db6d10009c4523885bf4ab7229344861402df
Add description rendering to scene rendering.

diff -r a62db6d10009 -r 1a5fdc225939 gamelib/gamescreen.py
--- a/gamelib/gamescreen.py	Mon Aug 23 21:29:19 2010 +0200
+++ b/gamelib/gamescreen.py	Mon Aug 23 22:11:41 2010 +0200
@@ -49,30 +49,15 @@
     def __init__(self, state):
         Widget.__init__(self, Rect(0, 0, 800, 600 - BUTTON_SIZE))
         self.state = state
-        # current mouse-over thing description
-        self.description = None
 
     def draw(self, surface):
         self.state.draw(surface)
-        if self.description:
-            print self.description
-        msg = self.state.get_message()
-        if msg:
-            # FIXME: add some timer to invalidate msgs
-            print msg
-            self.state.clear_message()
-        desc = self.state.get_description()
-        if desc:
-            print desc
 
     def mouse_down(self, event):
         self.state.interact(event.pos)
 
     def mouse_move(self, event):
         self.state.mouse_move(event.pos)
-        if self.state.check_for_new_description(event.pos):
-            # queue a redraw
-            self.invalidate()
         CursorWidget.mouse_move(self, event)
 
 
diff -r a62db6d10009 -r 1a5fdc225939 gamelib/state.py
--- a/gamelib/state.py	Mon Aug 23 21:29:19 2010 +0200
+++ b/gamelib/state.py	Mon Aug 23 22:11:41 2010 +0200
@@ -2,6 +2,7 @@
 
 from albow.resource import get_image, get_sound
 from albow.utils import frame_rect
+from albow.controls import Label
 from pygame.locals import BLEND_ADD
 from pygame.rect import Rect
 from pygame.color import Color
@@ -40,9 +41,6 @@
         self.inventory = []
         # currently selected tool (item)
         self.tool = None
-        # Result of the most recent action
-        self.msg = None
-        self.description = None
         # current scene
         self.current_scene = None
 
@@ -78,29 +76,6 @@
     def mouse_move(self, pos):
         self.current_scene.mouse_move(self.tool, pos)
 
-    def get_message(self):
-        return self.msg
-
-    def clear_message(self):
-        self.msg = None
-
-    # FIXME: sort out how state.interact and description updating should work
-
-    def check_for_new_description(self, pos):
-        """Check if the current mouse position causes a new description"""
-        old_desc = self.description
-        self.description = self.current_scene.check_description(pos)
-        return old_desc != self.description
-
-    def get_description(self):
-        #
-        # DEPRECATED
-        #
-        return self.description
-
-    def message(self, msg):
-        self.msg = msg
-
 
 class StatefulGizmo(object):
 
@@ -141,6 +116,7 @@
         self.things = {}
         self._background = get_image(self.FOLDER, self.BACKGROUND)
         self._current_thing = None
+        self._current_description = None
 
     def add_item(self, item):
         self.state.add_item(item)
@@ -152,6 +128,21 @@
     def remove_thing(self, thing):
         del self.things[thing.name]
 
+    def _make_description(self, text):
+        if text is None:
+            return None
+        label = Label(text)
+        label.margin = 5
+        label.border_width = 1
+        label.border_color = (0, 0, 0)
+        label.bg_color = (127, 127, 127)
+        label.fg_color = (0, 0, 0)
+        return label
+
+    def draw_description(self, surface):
+        if self._current_description is not None:
+            self._current_description.draw(surface)
+
     def draw_background(self, surface):
         surface.blit(self._background, (0, 0), None, BLEND_ADD)
 
@@ -162,6 +153,7 @@
     def draw(self, surface):
         self.draw_background(surface)
         self.draw_things(surface)
+        self.draw_description(surface)
 
     def interact(self, item, pos):
         """Interact with a particular position.
@@ -184,23 +176,15 @@
             else:
                 self._current_thing.leave()
                 self._current_thing = None
+                self._current_description = None
         for thing in self.things.itervalues():
             if thing.rect.collidepoint(pos):
                 thing.enter(item)
                 self._current_thing = thing
+                self._current_description = self._make_description(
+                    thing.get_description())
                 break
 
-    def check_description(self, pos):
-        #
-        # DEPRECATED
-        #
-        desc = None
-        for thing in self.things.itervalues():
-            # Last thing in the list that matches wins
-            if Rect(thing.rect).collidepoint(pos):
-                desc = thing.get_description()
-        return desc
-
 
 class Thing(StatefulGizmo):
     """Base class for things in a scene that you can interact with."""