kopia lustrzana https://github.com/villares/sketch-a-day
133 wiersze
4.0 KiB
Python
133 wiersze
4.0 KiB
Python
# -*- coding: utf-8 -*-
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from __future__ import unicode_literals
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from javax.swing import JOptionPane
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"""
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This will hpefully switch between Arduino (Firmata) variable input and
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nice sliders based on Peter Farell's Sliders htts://twitter.com/hackingmath
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https://github.com/hackingmath/python-sliders http://farrellpolymath.com/
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"""
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class Input:
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def __init__(self):
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# start, end, default
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A = Slider(0, 1023, 128)
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B = Slider(0, 1023, 128)
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C = Slider(0, 1023, 128)
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D = Slider(0, 1023, 128)
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A.position(40, height - 70)
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B.position(40, height - 30)
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C.position(width - 140, height - 70)
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D.position(width - 140, height - 30)
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self.sliders = {1: A, 2: B, 3: C, 4: D}
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def analog(self, pin):
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return self.sliders[pin].val
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def update(self):
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for pin, slider in self.sliders.iteritems():
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slider.update()
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def keyPressed(self):
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if key == 'a':
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self.sliders[1].down = True
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if key == 'd':
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self.sliders[1].up = True
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if key == 's':
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self.sliders[2].down = True
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if key == 'w':
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self.sliders[2].up = True
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if keyCode == LEFT:
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self.sliders[3].down = True
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if keyCode == RIGHT:
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self.sliders[3].up = True
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if keyCode == DOWN:
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self.sliders[4].down = True
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if keyCode == UP:
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self.sliders[4].up = True
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def keyReleased(self):
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if key == 'a':
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self.sliders[1].down = False
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if key == 'd':
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self.sliders[1].up = False
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if key == 's':
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self.sliders[2].down = False
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if key == 'w':
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self.sliders[2].up = False
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if keyCode == LEFT:
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self.sliders[3].down = False
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if keyCode == RIGHT:
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self.sliders[3].up = False
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if keyCode == DOWN:
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self.sliders[4].down = False
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if keyCode == UP:
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self.sliders[4].up = False
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def digital(self, pin):
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space_pressed = keyPressed and key == ' '
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if self.source:
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if pin == 13:
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return self.arduino.digitalRead(13) or space_pressed
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else:
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return arduino.digitalRead(pin)
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else:
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return space_pressed
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class Slider:
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SLIDERS = []
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def __init__(self, low, high, default):
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'''slider has range from low to high
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and is set to default'''
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self.low = low
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self.high = high
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self.val = default
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self.clicked = False
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self.up, self.down = False, False
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Slider.SLIDERS.append(self)
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def position(self, x, y):
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'''slider's position on screen'''
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self.x = x
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self.y = y
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# the position of the rect you slide:
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self.rectx = self.x + map(self.val, self.low, self.high, 0, 120)
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self.recty = self.y - 10
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def update(self):
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'''updates the slider'''
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pushStyle()
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rectMode(CENTER)
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# black translucid rect behind slider
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fill(0, 100)
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noStroke()
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rect(self.x + 60, self.y, 130, 20)
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# gray line behind slider
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strokeWeight(4)
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stroke(200)
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line(self.x, self.y, self.x + 120, self.y)
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# press mouse to move slider
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if (self.x < mouseX < self.x + 120 and
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self.y < mouseY < self.y + 20):
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fill(250)
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textSize(10)
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text(str(int(self.val)), self.rectx, self.recty + 35)
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if mousePressed:
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self.rectx = mouseX
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# key usage
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if self.up:
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self.rectx += 1
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if self.down:
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self.rectx -= 1
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# constrain rectangle
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self.rectx = constrain(self.rectx, self.x, self.x + 120)
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# draw rectangle
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strokeWeight(1)
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fill(255)
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rect(self.rectx, self.recty + 10, 10, 20)
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self.val = map(self.rectx, self.x, self.x + 120, self.low, self.high)
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popStyle()
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