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slider.py
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slider.py
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import globs
from globs import *
import pygame
import time
from pygame.locals import *
class Slider:
def __init__(self, xy=[0,0], slide_height=100, id=""):
self.width = 30
self.height = 30
self.id = id
self.slide_height = slide_height
self.top_y = xy[1]-self.height/2
self.bot_y = self.top_y + self.slide_height
self.x = xy[0]
self.y = xy[1] - self.height/2
self.color = [233,111,000]
self.rect = pygame.Rect(self.x, self.y, self.width, self.height)
self.active = False
self.myfont = pygame.font.SysFont("Arial", 20)
self.label = self.myfont.render("", 1, WHITE)
def bind(self):
if self.y >= self.bot_y:
self.y = self.bot_y
if self.y <= self.top_y:
self.y = self.top_y
def get_value(self):
self.bind()
a = 1-min(1.0, float(self.y - self.top_y) / float(self.bot_y - self.top_y))
# print(a)
return(a)
def set_value(self, value):
self.temp_val = value
self.y = self.top_y + int(self.slide_height * (1 - self.temp_val))
self.rect = pygame.Rect(self.x, self.y, self.width, self.height)
def update(self, event):
# print(pygame.mouse.get_pos())
if event.type == MOUSEBUTTONDOWN:
if pygame.mouse.get_pressed(0)[0]:
mousex, mousey = event.pos
mouserect = pygame.Rect(mousex,mousey, 1,1)
wholerect = pygame.Rect(self.x, self.top_y, 30, self.slide_height + self.height)
if wholerect.colliderect(mouserect):
self.active = True
if event.type == MOUSEBUTTONUP:
self.active = False
if event.type == MOUSEMOTION:
mousex, mousey = event.pos
mouserect = pygame.Rect(mousex,mousey, 1,1)
wholerect = pygame.Rect(self.x, self.top_y, 30, self.slide_height)
if pygame.mouse.get_pressed(0)[0] and self.active:
self.y = mousey - self.height/2
self.bind()
self.rect = pygame.Rect(self.x, self.y, self.width, self.height)
d = {"value":self.get_value(), "id": self.id}
e = pygame.event.Event(SLIDER_MOTION, d)
pygame.event.post(e)
self.label = self.myfont.render("{0}".format(str(self.get_value())[:4]), 1, WHITE)
def draw(self, screen):
text_width, text_height = self.myfont.size(str(self.get_value()))
pygame.draw.line(screen, [100,100,100], [self.x+self.width/2,self.top_y+self.height/2], [self.x+self.width/2, self.bot_y+self.height/2], 5)
pygame.draw.rect(screen, self.color, self.rect)
if self.active:
screen.blit(self.label, (self.x + self.width/2 - text_width/2, self.y + self.height/2 - text_height/2))
# size = [600,400]
# screen = pygame.display.set_mode(size)
# pygame.init()
# sliders = [slider([70,70], 200), slider([200, 50], 30)]
# clock = pygame.time.Clock()
# while(1):
# #pygame.event.pump()
# for s in sliders:
# s.update(1)
# s.draw()
# sliders[0].get_value()
# pygame.display.flip()
# screen.fill([0,0,0])
# clock.tick(10)
# """
# self.rects.append(pygame.Rect(self.left, self.top, self.rect_width, self.rect_height))
# for r in self.rects:
# pygame.draw.rect(SCREEN,GRAY, r)
# """
"""
myfont = pg.font.SysFont("Comic Sans MS", 30)
# apply it to text on a label
label = myfont.render("Python and Pygame are Fun!", 1, yellow)
# put the label object on the screen at point x=100, y=100
screen.blit(label, (100, 100))
"""