142 lines
5.5 KiB
Python
142 lines
5.5 KiB
Python
import pygame
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from colors import *
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from fonts import *
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from knob import *
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import random
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class Knobs:
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def __init__(self, gui):
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self.gui = gui
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knob_names = [
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'Delay Time',
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'Delay Vol',
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'Reverb Wet',
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'Reverb Size',
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'Filter Freq',
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'Distortion',
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'Detune',
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'Gain'
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]
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self.values = []
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for i in range(len(knob_names)):
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self.values.append(random.random())
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# Create and position the knobs
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self.knobs_radius = self.gui.screenW / 25
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knobs_spacing = self.knobs_radius * 2
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knobs_x = (self.gui.screenW - (self.knobs_radius + knobs_spacing) * 2) / 2
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x = knobs_x
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knobs_y = (self.gui.screenH - (self.knobs_radius + knobs_spacing) * 3) / 2
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y = knobs_y
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self.knobs = []
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for i in range(8):
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self.knobs.append(Knob(self, knob_names[i], self.knobs_radius, (x, y), self.values[i]))
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y += self.knobs_radius + knobs_spacing
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if i == 3 or i == 6:
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x += self.knobs_radius + knobs_spacing
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y = knobs_y
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self.label_vanish_parameter = 0
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self.label_border_height = 0
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def display_label(self, knob):
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if not knob.vanish_label_path: self.label_vanish_parameter = 0
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if len(knob.label_path) == 2:
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if self.label_vanish_parameter > 0:
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self.label_vanish_parameter -= 1
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elif knob.vanish_label_path: self.label_vanish_parameter = 5
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label_fx_name = font_helvetica.render(knob.name, False, color_primary_light)
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label_fx_value = font_helvetica.render('[ ' + str(int(round(knob.value * 100, 0))) + '% ]',
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False, color_primary_light)
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min_x = self.knobs[5].get_position()[0] + self.knobs_radius * 1.5
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label_x = min_x + (self.gui.screenW - min_x - label_fx_name.get_width()) / 2
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label_y = (self.gui.screenH - label_fx_name.get_height() - label_fx_value.get_height()) / 2
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if self.label_vanish_parameter == 0:
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self.gui.screen.blit(label_fx_name, (label_x, label_y))
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self.gui.screen.blit(label_fx_value, (label_x, self.gui.screenH / 2))
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if knob.vanish_label_path:
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if self.label_border_height < self.gui.screenH / 2:
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self.label_border_height += 2
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else: self.label_border_height = self.gui.screenH / 2
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else:
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self.label_border_height = label_y
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pygame.draw.line(
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self.gui.screen,
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color_primary_dark,
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(label_x - 10, self.label_border_height),
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(label_x - 10, self.gui.screenH - self.label_border_height),
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2
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)
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self.calculate_label_path(knob, label_x)
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for i in range(len(knob.label_path)-1):
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pygame.draw.line(
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self.gui.screen,
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color_primary_dark,
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knob.label_path[i],
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knob.label_path[i+1],
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2
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)
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def calculate_label_path(self, knob, label_x):
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if len(knob.label_path) == 0:
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knob.label_path.append(knob.get_position())
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if (knob == self.knobs[0] or knob == self.knobs[1] or
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knob == self.knobs[4] or knob == self.knobs[5]):
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x = knob.get_position()[0] + self.knobs_radius * 1.5
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y = knob.get_position()[1] + self.knobs_radius * 1.5
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knob.label_path.append((x, y))
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elif (knob == self.knobs[2] or knob == self.knobs[3] or knob == self.knobs[6]):
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x = knob.get_position()[0] + self.knobs_radius * 1.5
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y = knob.get_position()[1] - self.knobs_radius * 1.5
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knob.label_path.append((x, y))
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elif (knob == self.knobs[7]):
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x = knob.get_position()[0] - self.knobs_radius * 1.5
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y = knob.get_position()[1] + self.knobs_radius * 1.5
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knob.label_path.append((x, y))
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if (knob == self.knobs[0] or knob == self.knobs[3]):
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knob.label_path.append((self.knobs[0].get_position()[0] + self.knobs_radius * 1.5, self.gui.screenH/2))
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elif (knob == self.knobs[4] or knob == self.knobs[6] or knob == self.knobs[7]):
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knob.label_path.append((self.knobs[4].get_position()[0] + self.knobs_radius * 1.5, self.gui.screenH/2))
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knob.label_path.append((label_x - 10, self.gui.screenH/2))
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elif knob.vanish_label_path:
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if len(knob.label_path) > 1:
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p1 = list(knob.label_path[0])
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p2 = list(knob.label_path[1])
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if abs(p1[0] - p2[0]) <= 10 and abs(p1[1] - p2[1]) <= 10:
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knob.label_path.remove(tuple(p1))
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else:
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if p1[0] > p2[0]:
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p1[0] -= 10
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elif p1[0] < p2[0]:
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p1[0] += 10
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if p1[1] > p2[1]:
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p1[1] -= 10
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elif p1[1] < p2[1]:
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p1[1] += 10
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knob.label_path[0] = tuple(p1)
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else:
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knob.vanish_label_path = False
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knob.label_path = []
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def set_focused(self, knob):
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for k in self.knobs:
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k.set_focused(k == knob)
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if knob is None:
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k.vanish_label_path = False
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def display(self):
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for knob in self.knobs:
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if knob.focused or knob.vanish_label_path: self.display_label(knob)
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knob.display(self.gui.screen)
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