# HG changeset patch
# User Neil Muller <neil@dip.sun.ac.za>
# Date 1282589644 -7200
# Node ID 213e47dea4d07f26a45c24e3682e7f78c4459e45
# Parent  d4bbb26099cc64a3a41e6f70efab53f5f48d4001
Funkier cursor handling

diff -r d4bbb26099cc -r 213e47dea4d0 gamelib/constants.py
--- a/gamelib/constants.py	Mon Aug 23 20:50:36 2010 +0200
+++ b/gamelib/constants.py	Mon Aug 23 20:54:04 2010 +0200
@@ -1,6 +1,7 @@
 # Useful constants
 # copyright boomslang team (see COPYRIGHT file for details)
 
+
 SCREEN = (800, 600)
 FREQ = 44100   # same as audio CD
 BITSIZE = -16  # unsigned 16 bit
diff -r d4bbb26099cc -r 213e47dea4d0 gamelib/cursor.py
--- a/gamelib/cursor.py	Mon Aug 23 20:50:36 2010 +0200
+++ b/gamelib/cursor.py	Mon Aug 23 20:54:04 2010 +0200
@@ -3,9 +3,15 @@
 # Sprite Cursor
 
 from albow.screen import Screen
+from albow.widget import Widget
 from albow.resource import get_image
 import pygame.mouse as mouse
 from pygame.sprite import Sprite, RenderUpdates
+import pygame.cursors
+import pygame.mouse
+
+# FIXME: make this a all transparent cursor
+BLANK_CURSOR=pygame.cursors.broken_x
 
 class CursorSprite(Sprite):
     "A Sprite that follows the Cursor"
@@ -18,6 +24,15 @@
     def update(self):
         self.rect.midtop = mouse.get_pos()
 
+class CursorWidget(Widget):
+    """Mix-in widget to ensure that mouse_move is propogated to parents"""
+
+    def mouse_move(self, event):
+        self.call_parent_handler('mouse_move', event)
+
+    def get_cursor(self, event):
+        return BLANK_CURSOR
+
 
 class CursorSpriteScreen(Screen):
     "A Screen with a CursorSprite"
@@ -29,8 +44,12 @@
         self.cursor_group = RenderUpdates(sprite)
 
     def draw(self, surface):
-        self.cursor_group.update()
-        self.cursor_group.draw(surface)
+        if self.get_cursor(None) == pygame.mouse.get_cursor():
+            self.cursor_group.update()
+            self.cursor_group.draw(surface)
 
     def mouse_move(self, event):
         self.invalidate()
+
+    def get_cursor(self, event):
+        return BLANK_CURSOR
diff -r d4bbb26099cc -r 213e47dea4d0 gamelib/gamescreen.py
--- a/gamelib/gamescreen.py	Mon Aug 23 20:50:36 2010 +0200
+++ b/gamelib/gamescreen.py	Mon Aug 23 20:54:04 2010 +0200
@@ -5,18 +5,17 @@
 from albow.controls import Button, Label, Widget
 from albow.layout import Column
 from albow.palette_view import PaletteView
-from albow.resource import get_font
 from pygame import Rect
 from pygame.color import Color
 from pygame.locals import BLEND_ADD
 
 from constants import BUTTON_SIZE
-from cursor import CursorSpriteScreen
+from cursor import CursorSpriteScreen, CursorWidget
 from hand import HandButton
-from popupmenu import PopupMenu
+from popupmenu import PopupMenu, PopupMenuButton
 from state import initial_state, Item
 
-class InventoryView(PaletteView):
+class InventoryView(PaletteView, CursorWidget):
 
     sel_color = Color("yellow")
     sel_width = 2
@@ -45,7 +44,7 @@
         self.selection = None
 
 
-class StateWidget(Widget):
+class StateWidget(CursorWidget):
 
     def __init__(self, state):
         Widget.__init__(self, Rect(0, 0, 800, 600 - BUTTON_SIZE))
@@ -70,6 +69,7 @@
         if self.state.check_for_new_description(event.pos):
             # queue a redraw
             self.invalidate()
+        CursorWidget.mouse_move(self, event)
 
 
 class GameScreen(CursorSpriteScreen):
@@ -82,11 +82,9 @@
         self.add(self.state_widget)
 
         self.popup_menu = PopupMenu(shell)
-        self.menubutton = Button('Menu', action=self.popup_menu.show_menu)
-        self.menubutton.font = get_font(16, 'Vera.ttf')
-        self.menubutton.set_rect(Rect(0, 0, BUTTON_SIZE, BUTTON_SIZE))
+        self.menubutton = PopupMenuButton('Menu',
+                action=self.popup_menu.show_menu)
         self.menubutton.bottomleft = self.bottomleft
-        self.menubutton.margin = (BUTTON_SIZE - self.menubutton.font.get_linesize()) / 2
         self.add(self.menubutton)
         self.handbutton = HandButton(action=self.hand_pressed)
         self.handbutton.bottomleft = self.bottomleft
diff -r d4bbb26099cc -r 213e47dea4d0 gamelib/hand.py
--- a/gamelib/hand.py	Mon Aug 23 20:50:36 2010 +0200
+++ b/gamelib/hand.py	Mon Aug 23 20:54:04 2010 +0200
@@ -1,6 +1,7 @@
 # Button for the hand image
 
 from constants import BUTTON_SIZE
+from cursor import CursorWidget
 
 from albow.controls import ImageButton
 from albow.resource import get_image
@@ -8,7 +9,7 @@
 from pygame.color import Color
 from pygame.rect import Rect
 
-class HandButton(ImageButton):
+class HandButton(ImageButton, CursorWidget):
     """The fancy hand button for the widget"""
 
     sel_colour = Color('red')
diff -r d4bbb26099cc -r 213e47dea4d0 gamelib/popupmenu.py
--- a/gamelib/popupmenu.py	Mon Aug 23 20:50:36 2010 +0200
+++ b/gamelib/popupmenu.py	Mon Aug 23 20:54:04 2010 +0200
@@ -3,9 +3,25 @@
 # Popup menu for the game screen
 
 from constants import BUTTON_SIZE
+from cursor import CursorWidget
 
 from albow.menu import Menu
+from albow.controls import Button
 from albow.resource import get_font
+from pygame.rect import Rect
+
+class PopupMenuButton(Button, CursorWidget):
+
+    def __init__(self, text, action):
+        Button.__init__(self, text, action)
+
+        self.font = get_font(16, 'Vera.ttf')
+        self.set_rect(Rect(0, 0, BUTTON_SIZE, BUTTON_SIZE))
+        self.margin = (BUTTON_SIZE - self.font.get_linesize()) / 2
+
+    def get_cursor(self, event):
+        # Draw standard arrow, not the sprite cursor
+        return None
 
 class PopupMenu(Menu):