Source Code for Module pyzzle.Text

 1  """Presents text to the user""" 
 2  import os 
 3  import media 
 4  import pyzzle 
 5  from pygame.rect import * 
 6  from pygame.sprite import * 
 7   
 8 -class Text(Sprite): 
 9      """Presents text to the user""" 
10      fontFileDefault='freesansbold.ttf' 
11      fontSizeDefault=32 
12      colorDefault=(0,0,0) 
13 -    def __init__(self, text, fontFile=None, fontSize=None, color=None, 
14                   slide=None, rectRel=None, onClick=None, cursor=None): 
15          """Creates new Text""" 
16          if not fontFile: fontFile=Text.fontFileDefault 
17          if not fontSize: fontSize=Text.fontSizeDefault 
18          if not color: color=Text.colorDefault 
19          Sprite.__init__(self) 
20          self.slide= slide 
21          if self.slide: slide.add(self) 
22          self.text = text 
23          self.fontFile = fontFile 
24          self.fontSize = fontSize 
25          self.image= None 
26          self.rectRel = rectRel 
27          self.rect=None 
28          self.color = color 
29          self.onClick=onClick 
30          self.cursor=cursor 
31 -    def _getRect(self): 
32          """The coordinates of the movie. 
33          rect coordinates are determined by rectRel.  
34          If a coordinate in rectRel is None, the coordinate is  
35          determined by the slide's image size.  
36          """ 
37          if self.rectRel: 
38              slideRect=self.slide.image.get_rect() 
39              left, top, width, height=self.rectRel 
40              self.rect=Rect(left   *slideRect.width  +self.slide.rect.left, 
41                             top    *slideRect.height +self.slide.rect.top, 
42                             width  *slideRect.width, 
43                             height *slideRect.height) 
44          if self.image: 
45              imagerect=self.image.get_rect() 
46              if not self.rect: 
47                  self.rect=imagerect 
48              else: 
49                  self.rect.width=imagerect.width 
50                  self.rect.height=imagerect.height 
51          return self.rect 
52       
53 -    def setText(self, text): 
54          self.text=text 
55          if self.image: 
56              self._loadImage() 
57       
58 -    def _loadImage(self): 
59          """The image of text as presented to the user""" 
60          font=media.fonts.load(self.fontFile) 
61          self.image=font.render(self.text, False, self.color) 
62          self._getRect() 
63 -    def _getImage(self): 
64          self._loadImage() 
65          return self.image 
66       
67 -    def draw(self, screen): 
68          """Writes the text to the screen""" 
69          text=self._getImage() 
70          textrect=self._getRect() 
71          screen.blit(text, textrect) 
72 -    def highlight(self): 
73          """Called when text is highlighted by the user.""" 
74          if self.cursor: 
75              pyzzle.cursor.image=media.cursors.load(self.cursor) 
76 -    def click(self,*param): 
77          """Called when user clicks on the text. Runs onClick() function""" 
78          if self.onClick: 
79              self.onClick() 
80