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import pygame
from color import Color
from rectangle import Rectangle
class Slider:
slider_thickness = 4
def __init__(self, x, y, width, height, min_val=0, max_val=100, default=0, background_color=Color.WHITE,
slider_color=Color.BLACK, border_color=Color.BLACK, border_width=1, border_radius=0, padding=15,
darken=True):
self.x = x
self.y = y
self.background_color = background_color
self.slider_color = slider_color
self.border_color = border_color
self.border_width = border_width
self.border_radius = border_radius
self.padding = padding
self.width = width + 2 * self.padding
self.height = height + 2 * self.padding
self.value = default
self.min_value = min_val
self.max_value = max_val
self.rect = Rectangle(self.x - self.padding, self.y - self.padding, self.width, self.height,
self.background_color,
self.border_color, self.border_width, self.border_radius)
self.is_hover = False
self.is_pressed = False
self.is_clicked = False
if darken:
self.hover_color = Color.darken(self.background_color, 20)
self.pressed_color = Color.darken(self.background_color, 40)
else:
self.hover_color = Color.lighten(self.background_color, 20)
self.pressed_color = Color.lighten(self.background_color, 40)
self.last_click = 0
self.still_pressed = False
self.click_disabled = False
def get_value(self):
return self.value
def set_value(self, value):
self.value = max(min(value, self.max_value), self.min_value)
def get_width(self):
return self.width
def get_height(self):
return self.height
def set_position(self, x, y):
self.x = x
self.y = y
self.rect.set_position(x - self.padding, y - self.padding)
def move(self, dx, dy):
self.x += dx
self.y += dy
self.rect.move(dx, dy)
def set_background_color(self, background_color):
self.background_color = background_color
def set_slider_color(self, slider_color):
self.slider_color = slider_color
def update(self):
mouse_pressed = pygame.mouse.get_pressed()[0]
mouse_pos = pygame.mouse.get_pos()
self.is_hover = self.rect.collidepoint(mouse_pos)
if mouse_pressed and not self.is_hover:
self.click_disabled = True
if self.click_disabled:
if not mouse_pressed:
self.click_disabled = False
else:
if self.is_hover:
self.rect.set_background_color(self.hover_color)
else:
self.rect.set_background_color(self.background_color)
return
self.is_clicked = self.is_hover and not mouse_pressed and self.is_pressed
self.is_pressed = self.is_hover and mouse_pressed
if self.is_pressed:
self.rect.set_background_color(self.pressed_color)
self.set_value(self.min_value + (self.max_value - self.min_value) * (
mouse_pos[0] - self.x) / (self.width - 2 * self.padding))
elif self.is_hover:
self.rect.set_background_color(self.hover_color)
else:
self.rect.set_background_color(self.background_color)
def draw(self, screen):
self.rect.draw(screen)
pygame.draw.line(screen, self.border_color, (self.x, self.y + (self.height - 2 * self.padding) // 2),
(self.x + self.width - 2 * self.padding, self.y + (self.height - 2 * self.padding) // 2), 3)
pygame.draw.rect(screen, self.slider_color,
(self.x + (self.width - 2 * self.padding) * (self.value - self.min_value) / (
self.max_value - self.min_value) - self.slider_thickness // 2,
self.y, self.slider_thickness, self.height - 2 * self.padding))
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