Mercurial > pyntnclick

comparison gamelib/cursor.py @ 70:213e47dea4d0

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Funkier cursor handling
author Neil Muller <neil@dip.sun.ac.za>
date Mon, 23 Aug 2010 20:54:04 +0200
parents 05346a412b55
children c76f2fad2af5
comparison
equal deleted inserted replaced
69:d4bbb26099cc 70:213e47dea4d0
1 # cursor.py 1 # cursor.py
2 # Copyright Boomslang team, 2010 (see COPYING File) 2 # Copyright Boomslang team, 2010 (see COPYING File)
3 # Sprite Cursor 3 # Sprite Cursor
4 4
5 from albow.screen import Screen 5 from albow.screen import Screen
6 from albow.widget import Widget
6 from albow.resource import get_image 7 from albow.resource import get_image
7 import pygame.mouse as mouse 8 import pygame.mouse as mouse
8 from pygame.sprite import Sprite, RenderUpdates 9 from pygame.sprite import Sprite, RenderUpdates
10 import pygame.cursors
11 import pygame.mouse
12
13 # FIXME: make this a all transparent cursor
14 BLANK_CURSOR=pygame.cursors.broken_x
9 15
10 class CursorSprite(Sprite): 16 class CursorSprite(Sprite):
11 "A Sprite that follows the Cursor" 17 "A Sprite that follows the Cursor"
12 18
13 def __init__(self, filename): 19 def __init__(self, filename):
16 self.rect = self.image.get_rect() 22 self.rect = self.image.get_rect()
17 23
18 def update(self): 24 def update(self):
19 self.rect.midtop = mouse.get_pos() 25 self.rect.midtop = mouse.get_pos()
20 26
27 class CursorWidget(Widget):
28 """Mix-in widget to ensure that mouse_move is propogated to parents"""
29
30 def mouse_move(self, event):
31 self.call_parent_handler('mouse_move', event)
32
33 def get_cursor(self, event):
34 return BLANK_CURSOR
35
21 36
22 class CursorSpriteScreen(Screen): 37 class CursorSpriteScreen(Screen):
23 "A Screen with a CursorSprite" 38 "A Screen with a CursorSprite"
24 39
25 def __init__(self, shell): 40 def __init__(self, shell):
27 42
28 sprite = CursorSprite('hand') 43 sprite = CursorSprite('hand')
29 self.cursor_group = RenderUpdates(sprite) 44 self.cursor_group = RenderUpdates(sprite)
30 45
31 def draw(self, surface): 46 def draw(self, surface):
32 self.cursor_group.update() 47 if self.get_cursor(None) == pygame.mouse.get_cursor():
33 self.cursor_group.draw(surface) 48 self.cursor_group.update()
49 self.cursor_group.draw(surface)
34 50
35 def mouse_move(self, event): 51 def mouse_move(self, event):
36 self.invalidate() 52 self.invalidate()
53
54 def get_cursor(self, event):
55 return BLANK_CURSOR