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comparison pyntnclick/scenewidgets.py @ 820:e42d19c2237b pyntnclick

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Add InteractText and InteractUnion
author Neil Muller <neil@dip.sun.ac.za>
date Mon, 28 Jan 2013 18:19:44 +0200
parents 80ff3c9187bc
children 9f542ef6e498
comparison
equal deleted inserted replaced
819:80ff3c9187bc 820:e42d19c2237b
1 """Interactive elements within a Scene.""" 1 """Interactive elements within a Scene."""
2 2
3 3
4 from pygame import Rect 4 from pygame import Rect
5 from pygame.color import Color 5 from pygame.color import Color
6 from pygame.locals import SRCALPHA
6 from pygame.colordict import THECOLORS 7 from pygame.colordict import THECOLORS
7 from pygame.surface import Surface 8 from pygame.surface import Surface
8 9
9 from pyntnclick.state import Thing 10 from pyntnclick.state import Thing
10 from pyntnclick.widgets.text import LabelWidget 11 from pyntnclick.widgets.text import LabelWidget
50 rect = Rect((x, y), label.size) 51 rect = Rect((x, y), label.size)
51 label.draw_all(image) 52 label.draw_all(image)
52 super(InteractDebugText, self).__init__(image, rect, rect) 53 super(InteractDebugText, self).__init__(image, rect, rect)
53 54
54 55
56 class InteractText(Interact):
57 """Display a text string on a transparent background.
58
59 Used so we can easily include translatable strings in the scenes"""
60
61 def __init__(self, x, y, w, h, text, color, max_font_size, font=None):
62 self._text = text
63 self._color = Color(color)
64 self._max_font_size = max_font_size
65 self._font = font
66 rect = Rect((x, y), (w, h))
67 super(InteractText, self).__init__(None, rect, rect)
68
69 def set_thing(self, thing):
70 done = False
71 font_size = self._max_font_size
72 bg_color = Color(0, 0, 0, 0) # transparent background
73 if not self._font:
74 # Pull the default font out of constants
75 self._font = thing.gd.constants.font
76 surface = Surface(self.rect.size, SRCALPHA).convert_alpha()
77 while not done and font_size > 0:
78 font = thing.resource.get_font(self._font, font_size)
79 text_surf = font.render(self._text, True, self._color)
80 if (text_surf.get_width() > self.rect.width or
81 text_surf.get_height() > self.rect.height):
82 font_size -= 1
83 else:
84 done = True
85 surface.fill(bg_color)
86 # Centre the text in the rect
87 x = max(0, (self.rect.width - text_surf.get_width()) / 2)
88 y = max(0, (self.rect.height - text_surf.get_height()) / 2)
89 surface.blit(text_surf, (x, y))
90 self.image = surface
91
92
55 class InteractRectUnion(Interact): 93 class InteractRectUnion(Interact):
56 94
57 def __init__(self, rect_list): 95 def __init__(self, rect_list):
58 super(InteractRectUnion, self).__init__(None, None, None) 96 super(InteractRectUnion, self).__init__(None, None, None)
59 rect_list = [Rect(x) for x in rect_list] 97 rect_list = [Rect(x) for x in rect_list]
60 self.interact_rect = rect_list 98 self.interact_rect = rect_list
99
100
101 class InteractUnion(Interact):
102 """An interact made out of other interacts"""
103
104 def __init__(self, interact_list):
105 super(InteractUnion, self).__init__(None, None, None)
106 self._interact_list = interact_list
107
108 def set_thing(self, thing):
109 interact_list = []
110 for sub_interact in self._interact_list:
111 sub_interact.set_thing(thing)
112 sub_rect = sub_interact.interact_rect
113 if hasattr(sub_rect, 'collidepoint'):
114 interact_list.append(sub_interact.interact_rect)
115 else:
116 interact_list.extend(sub_interact.interact_rect)
117 self.interact_rect = interact_list
118
119 def draw(self, surface):
120 for sub_interact in self._interact_list:
121 sub_interact.draw(surface)
122
123 def animate(self):
124 for sub_interact in self._interact_list:
125 sub_interact.animate()
61 126
62 127
63 class InteractImage(Interact): 128 class InteractImage(Interact):
64 129
65 def __init__(self, x, y, image_name): 130 def __init__(self, x, y, image_name):