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idk...This is happening?

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XANTRONIX Development 2023-12-31 20:31:12 -05:00
parent f3d33400d7
commit 8d304bf663
3 changed files with 22 additions and 18 deletions
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5
py/hexagram/cluster.py
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@ -71,13 +71,14 @@ class Cluster():
self.speedo = Speedo(self.HEIGHT / 2, self.speedo = Speedo(self.HEIGHT / 2,
self.HEIGHT / 2, self.HEIGHT / 2,
self.HEIGHT / 2, self.HEIGHT / 2,
350.0) 180.0)
self.tacho = Dial(self.WIDTH - self.HEIGHT / 2, self.tacho = Dial(self.WIDTH - self.HEIGHT / 2,
self.HEIGHT / 2, self.HEIGHT / 2,
self.HEIGHT / 2, self.HEIGHT / 2,
232.0 * (math.pi / 180.0), 232.0 * (math.pi / 180.0),
488.0 * (math.pi / 180.0)) 488.0 * (math.pi / 180.0),
8000)
self.gauges.append(self.speedo) self.gauges.append(self.speedo)
self.gauges.append(self.tacho) self.gauges.append(self.tacho)

16
py/hexagram/dial.py
View file

@ -3,8 +3,10 @@ import cairo
from hexagram.gauge import Gauge from hexagram.gauge import Gauge
ANGLE_OFFSET = 1.658
class Dial(Gauge): class Dial(Gauge):
__slots = 'x', 'y', 'radius', 'min_angle', 'max_angle', __slots = 'x', 'y', 'radius', 'min_angle', 'max_angle', 'max_value',
BEZEL_WIDTH = 16 BEZEL_WIDTH = 16
@ -13,12 +15,13 @@ class Dial(Gauge):
(1, 0.4, 0.0, 0.4, 0.0) (1, 0.4, 0.0, 0.4, 0.0)
) )
def __init__(self, x: float, y: float, radius: float, min_angle: float, max_angle: float): def __init__(self, x: float, y: float, radius: float, min_angle: float, max_angle: float, max_value: float):
self.x = x self.x = x
self.y = y self.y = y
self.radius = radius self.radius = radius
self.min_angle = min_angle self.min_angle = min_angle
self.max_angle = max_angle self.max_angle = max_angle
self.max_value = max_value
def _gradient(self): def _gradient(self):
gradient = cairo.LinearGradient(self.x - self.radius, gradient = cairo.LinearGradient(self.x - self.radius,
@ -32,17 +35,16 @@ class Dial(Gauge):
return gradient return gradient
def draw_number(self, cr: cairo.Context, radius: float, value: float, text: str): def draw_number(self, cr: cairo.Context, radius: float, value: float, text: str):
angle = self.min_angle + ((self.max_angle - self.min_angle) * value) - 1.658; scale = value / self.max_value
angle = self.min_angle + ((self.max_angle - self.min_angle) * scale) - ANGLE_OFFSET
cr.set_source_rgb(1, 1, 1) cr.set_source_rgb(1, 1, 1)
cr.move_to(self.x + radius * self.radius * math.cos(angle), cr.move_to(self.x + radius * self.radius * math.cos(angle) - 20,
self.y + radius * self.radius * math.sin(angle)) self.y + radius * self.radius * math.sin(angle))
cr.save() #cr.rotate(angle + ANGLE_OFFSET)
cr.rotate(angle + 1.658)
cr.show_text(text) cr.show_text(text)
cr.stroke() cr.stroke()
cr.restore()
def draw_bg(self, cr: cairo.Context): def draw_bg(self, cr: cairo.Context):
arc = (self.x, arc = (self.x,

19
py/hexagram/speedo.py
View file

@ -12,20 +12,21 @@ class Speedo(Dial):
MIN_ANGLE = 232.0 * (math.pi / 180.0) MIN_ANGLE = 232.0 * (math.pi / 180.0)
MAX_ANGLE = 488.0 * (math.pi / 180.0) MAX_ANGLE = 488.0 * (math.pi / 180.0)
__slots__ = 'units', 'max_speed', FONT_FACE = "Helvetica"
def __init__(self, x: float, y: float, radius: float, max_speed: float, units: SpeedUnits=SpeedUnits.KPH): __slots__ = 'units',
super().__init__(x, y, radius, self.MIN_ANGLE, self.MAX_ANGLE)
self.units = units def __init__(self, x: float, y: float, radius: float, max_value: float, units: SpeedUnits=SpeedUnits.KPH):
self.max_speed = max_speed super().__init__(x, y, radius, self.MIN_ANGLE, self.MAX_ANGLE, max_value)
self.units = units
def draw_bg(self, cr: cairo.Context): def draw_bg(self, cr: cairo.Context):
super().draw_bg(cr) super().draw_bg(cr)
cr.select_font_face("Helvetica") cr.select_font_face(self.FONT_FACE)
cr.set_font_size(self.radius * 0.125) cr.set_font_size(self.radius * 0.1)
cr.set_source_rgb(1, 1, 1) cr.set_source_rgb(1, 1, 1)
for speed in range(0, int(self.max_speed), 50): for speed in range(0, int(self.max_value)+1, 20):
self.draw_number(cr, 0.75, speed, str(int(speed))) self.draw_number(cr, 0.75, speed, "%02d" % int(speed))