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# slider.py
import utils,pygame,g,copy
# sets g.level 1..steps
class Slider:
def __init__(self,cx,cy,steps,colour=utils.BLACK):
self.easy=utils.load_image('slow.png',True)
self.hard=utils.load_image('fast.png',True)
self.xo=utils.load_image('xo.png',True)
iw=self.hard.get_width(); ih=self.hard.get_height()
w=g.sy(16); w2=w/2; h2=ih/2
self.x1=cx-w2; self.y=cy-h2; self.x2=cx+w2-iw
x=cx-w2+iw*1.2; w=w-2*iw*1.2; h=g.sy(.12);y=cy+g.sy(.34)
self.rect=pygame.Rect(x,y,w,h)
mh=g.sy(1);self.mark=pygame.Rect(x,y-mh/2+h/2,h,mh)
self.steps=steps; self.dx=w/(steps-1);self.colour=colour
self.cx=cx; self.cy=cy
marks=[]; x=self.rect.left; click_rects=[]; dx=self.dx
for i in range(self.steps):
rect=copy.copy(self.mark); rect.left=x-5; rect.width=10; marks.append(rect)
click_rect=pygame.Rect(x-dx/2,self.mark.top,dx,self.mark.h)
click_rects.append(click_rect)
x+=dx
self.marks=marks; self.click_rects=click_rects
def draw(self):
g.screen.blit(self.easy,(self.x1,self.y));
g.screen.blit(self.hard,(self.x2,self.y))
pygame.draw.rect(g.screen,self.colour,self.rect) # horizontal line
x=self.rect.left # now draw marks
for i in range(self.steps):
self.mark.left=x; pygame.draw.rect(g.screen,self.colour,self.mark)
if i==(g.level-1):
dx=self.xo.get_width()/2; dy=self.xo.get_height()/2
g.screen.blit(self.xo,(x-dx+self.mark.w/2,self.cy-dy))
x+=self.dx
def mouse(self):
mx,my=g.pos
rect=self.easy.get_rect(topleft=(self.x1,self.y))
if rect.collidepoint(mx,my):
if g.level>1: g.level-=1; return True#****
rect=self.hard.get_rect(topleft=(self.x2,self.y))
if rect.collidepoint(mx,my):
if g.level<self.steps: g.level+=1; return True#****
n=1
for rect in self.click_rects:
if rect.collidepoint(mx,my):
if g.level==n:
return False#****
else:
g.level=n; return True#****
n+=1
return False
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