Man this refactor has been hurting my head
This commit is contained in:
parent
a86461ac6b
commit
dac34a46a2
4 changed files with 329 additions and 141 deletions
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@ -11,7 +11,7 @@ from hexagram.speedo import Speedo
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from hexagram.tacho import Tacho
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from hexagram.fuel import FuelGauge
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from hexagram.thermo import Thermometer
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from hexagram.status import VehicleStatus, StatusIcon, StatusIconBox
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from hexagram.status import StatusIconBox, ColdStatus, ColdIcon
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class ShiftIndicator(Gauge):
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__slots__ = 'x', 'y', 'rpm_min', 'rpm_redline', 'rpm_max',
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@ -100,7 +100,6 @@ class AmbientTemp(TextGauge):
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ICON_WIDTH = 40
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ICON_HEIGHT = 40
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ICON_PADDING = 16
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ICON_COLOR = '#fff'
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COLD_THRESHOLD = 4.0 # °C
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@ -108,12 +107,7 @@ class AmbientTemp(TextGauge):
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super().__init__(x, y, -100, 100, align)
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self.value = 0
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self.icon = StatusIcon(VehicleStatus.COLD,
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'cold',
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self.ICON_WIDTH,
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self.ICON_HEIGHT,
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self.ICON_COLOR,
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'path {stroke: %(s)s;stroke-width: 8}')
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self.icon = ColdIcon(self.ICON_WIDTH, self.ICON_HEIGHT)
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def format_text(self):
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return "%.1f°C" % self.value
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@ -148,8 +142,9 @@ class AmbientTemp(TextGauge):
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icon_y_offset = abs(self.icon.height - self.FONT_SIZE) * 2
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self.icon.draw(cr,
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text_x_offset + width - self.icon.width,
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self.y - icon_y_offset)
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text_x_offset + width - self.icon.width,
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self.y - icon_y_offset,
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ColdStatus.ON)
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class Clock(TextGauge):
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def __init__(self, x: float, y: float, align: Align):
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64
py/hexagram/icon.py
Normal file
64
py/hexagram/icon.py
Normal file
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@ -0,0 +1,64 @@
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import os
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import enum
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import cairo
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from hexagram.svg import render_to_image
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class Icon():
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__slots__ = 'name', 'width', 'height', 'style', 'variants', \
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'_path', '_surfaces',
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__dirs__ = ('./icons',
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'/usr/local/share/hexagram/icons'
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'/usr/share/hexagram/icons')
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@staticmethod
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def _locate(name: str):
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for dir in Icon.__dirs__:
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path = "%s/%s.svg" % (dir, name)
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if os.path.exists(path):
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return path
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raise FileNotFoundError(name + '.svg')
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STYLE = 'rect,path,circle{stroke:%(s)s;}'
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def __init__(self, name: str, width: float, height: float, variants: dict, style: str=STYLE):
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self.name = name
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self.width = width
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self.height = height
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self.style = style
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self.variants = variants
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self._path = Icon._locate(name)
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self._surfaces: dict[enum.Enum, cairo.ImageSurface] = dict()
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def __del__(self):
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for key in self._surfaces:
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self._surfaces[key].finish()
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def _surface(self, status) -> cairo.ImageSurface:
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surface = self._surfaces.get(status)
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if surface is not None:
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return surface
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color = self.variants[status]
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surface = render_to_image(self._path,
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self.width,
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self.height,
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self.style % {'s': color})
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self._surfaces[status] = surface
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return surface
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def drawable(self, status: enum.Enum):
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return status in self.variants
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def draw(self, cr: cairo.Context, x: float, y: float, status):
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surface = self._surface(status)
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cr.set_source_surface(surface, x, y)
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cr.rectangle(x, y, self.width, self.height)
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cr.fill()
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@ -4,147 +4,285 @@ import cairo
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from typing import Optional
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from hexagram.svg import render_to_image
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from hexagram.gauge import Gauge
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from hexagram.icon import Icon
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class VehicleStatus(enum.Enum):
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OK = 0
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ABS_FAULT = 1 << 0
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AIRBAG_FAULT = 1 << 1
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BATTERY_FAULT = 1 << 2
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BEAMS_FOG = 1 << 3
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BEAMS_HIGH = 1 << 4
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BEAMS_LOW = 1 << 5
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BEAMS_PARKING = 1 << 6
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BELT = 1 << 7
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CAUTION = 1 << 8
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COLD = 1 << 9
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COLLISION = 1 << 10
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COOLANT_LOW = 1 << 11
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COOLANT_OVERHEAT = 1 << 12
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CRUISE = 1 << 13
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FUEL_LOW = 1 << 14
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LANEKEEP_OFF = 1 << 15
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ENGINE_FAULT = 1 << 16
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OIL_LOW = 1 << 17
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OIL_OVERHEAT = 1 << 18
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PARKING_BRAKE_ON = 1 << 19
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PARKING_BRAKE_FAULT = 1 << 20
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STABILITY_OFF = 1 << 21
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TPMS_WARNING = 1 << 22
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TPMS_FAULT = 1 << 23
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TRACTION_OFF = 1 << 24
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TRACTION_FAULT = 1 << 25
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WARNING = 1 << 26
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WIPER_WASHER_LOW = 1 << 27
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class StatusIcon(Icon):
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TYPE = enum.Enum
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__strings__ = {
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OK: 'OK', ABS_FAULT: "ABS fault", AIRBAG_FAULT: "airbag fault",
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BATTERY_FAULT: "low battery voltage", BEAMS_FOG: "foglights on",
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BEAMS_HIGH: "highbeams on", BEAMS_LOW: "lowbeams on",
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BEAMS_PARKING: "parking beams on", BELT: "warning: fasten seatbelt",
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CAUTION: "caution", COLLISION: "collision detected", COLD: "outside temperatures cold",
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COOLANT_LOW: "coolant low", COOLANT_OVERHEAT: "engine overheating",
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CRUISE: "cruise control on", FUEL_LOW: "fuel low",
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LANEKEEP_OFF: "lane assist deactivated", ENGINE_FAULT: "check engine",
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OIL_LOW: "oil level low", OIL_OVERHEAT: "oil overheating",
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PARKING_BRAKE_ON: "parking brake on", PARKING_BRAKE_FAULT: "parking brake malfunction",
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STABILITY_OFF: "stability control off", TPMS_WARNING: "check tire pressures",
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TPMS_FAULT: "tire pressure monitoring system fault",
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TRACTION_OFF: "traction control off", WARNING: "warning, drive with caution",
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WIPER_WASHER_LOW: "wiper washer fluid low"
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def __init__(self, width: float, height: float):
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super().__init__(self.NAME, width, height, self.VARIANTS, self.STYLE)
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class CautionStatus(enum.Enum):
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OFF = 0
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ON = 1
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WARNING = 2
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class CollisionStatus(enum.Enum):
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OK = 0
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DETECTED = 1
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class CollisionIcon(StatusIcon):
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TYPE = CollisionStatus
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NAME = 'collision'
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STYLE = 'path {stroke-width: 10px; stroke: %(s)s}'
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VARIANTS = {
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CollisionStatus.DETECTED: '#f00'
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}
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def __str__(self):
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return self.__strings__.get(self.value, "unknown")
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class FuelStatus(enum.Enum):
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OK = 0
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LOW = 1
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FAULT = 2
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class StatusIcon():
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__slots__ = 'status', 'name', 'width', 'height', 'color', 'surface',
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class FuelIcon(StatusIcon):
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TYPE = FuelStatus
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NAME = 'fuel'
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STYLE = '#g9 * {stroke: %(s)s} #path9 {fill: %(s)s}'
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VARIANTS = {
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FuelStatus.LOW: '#fa0',
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FuelStatus.FAULT: '#f00'
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}
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__dirs__ = ('./icons',
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'/usr/local/share/hexagram/icons'
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'/usr/share/hexagram/icons')
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class SeatBeltStatus(enum.Enum):
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OK = 0
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UNFASTENED = 1
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FAULT = 2
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@staticmethod
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def _locate(name: str):
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for dir in StatusIcon.__dirs__:
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path = "%s/%s.svg" % (dir, name)
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class SeatBeltIcon(StatusIcon):
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TYPE = SeatBeltStatus
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NAME = 'belt'
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STYLE = 'path {fill: %(s)s}'
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VARIANTS = {
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SeatBeltStatus.UNFASTENED: '#f00'
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}
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if os.path.exists(path):
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return path
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class CoolantStatus(enum.Enum):
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OK = 0
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LOW = 1
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OVERHEAT = 2
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FAULT = 3
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raise FileNotFoundError(name + '.svg')
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class CoolantIcon(StatusIcon):
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TYPE = CoolantStatus
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NAME = 'coolant'
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STYLE = 'path, circle, rect {fill: %(s)s} #g9 path {stroke: %(s)s}'
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VARIANTS = {
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CoolantStatus.LOW: '#fa0',
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CoolantStatus.OVERHEAT: '#f00'
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}
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def __init__(self, status: VehicleStatus, name: str, width: float, height: float, color: str, style: Optional[str]=None):
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self.status = status
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self.name = name
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self.width = width
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self.height = height
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self.color = color
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class OilStatus(enum.Enum):
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OK = 0
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LOW = 1
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OVERHEAT = 2
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FAULT = 3
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if style is None:
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style = 'rect,path,circle{stroke:%(s)s;}'
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class OilIcon(StatusIcon):
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TYPE = OilStatus
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NAME = 'oil'
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STYLE ='path {fill: %(s)s; stroke: %(s)s}'
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VARIANTS = {
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OilStatus.LOW: '#fa0',
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OilStatus.OVERHEAT: '#f00'
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}
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path = StatusIcon._locate(name)
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class ParkingBrakeStatus(enum.Enum):
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OFF = 0
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ON = 1
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FAULT = 2
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self.surface = render_to_image(path, width, height, style % {'s': color})
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class ParkingBrakeIcon(StatusIcon):
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TYPE = ParkingBrakeStatus
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NAME = 'parking'
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STYLE = '#path6, #path5 {stroke: %(s)s} circle {stroke: %(s)s} #path7 {fill: %(s)s}'
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VARIANTS = {
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ParkingBrakeStatus.ON: '#fa0'
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}
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def __del__(self):
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if self.surface is not None:
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self.surface.finish()
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class WiperWasherStatus(enum.Enum):
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OK = 0
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LOW = 1
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FAULT = 2
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def draw(self, cr: cairo.Context, x: float, y: float):
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cr.set_source_surface(self.surface, x, y)
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cr.rectangle(x, y, self.width, self.height)
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cr.fill()
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class WiperWasherIcon(StatusIcon):
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TYPE = WiperWasherStatus
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NAME = 'wiper-washer'
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STYLE = 'rect,path,circle{stroke:%(s)s;}'
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VARIANTS = {
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WiperWasherStatus.LOW: '#fa0',
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WiperWasherStatus.FAULT: '#f00'
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}
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class LaneKeepStatus(enum.Enum):
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OFF = 0
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ON = 1
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FAULT = 2
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class LaneKeepIcon(StatusIcon):
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TYPE = LaneKeepStatus
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NAME = 'lane-departure'
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STYLE = 'path {stroke: %(s)s; stroke-width: 8}'
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VARIANTS = {
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LaneKeepStatus.OFF: '#fa0',
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LaneKeepStatus.ON: '#0f0',
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LaneKeepStatus.FAULT: '#f00'
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}
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class StabilityControlStatus(enum.Enum):
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OFF = 0
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ON = 1
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FAULT = 2
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class StabilityControlIcon(StatusIcon):
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TYPE = StabilityControlStatus
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NAME = 'stability'
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STYLE = '#path9, #path8, #path7, #path6, #path5 {fill: %(s)s} #path10 {stroke: %(s)s}'
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VARIANTS = {
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StabilityControlStatus.OFF: '#fa0',
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StabilityControlStatus.ON: '#0f0',
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StabilityControlStatus.FAULT: '#f00'
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}
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class TractionControlFault(enum.Enum):
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OFF = 0
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ON = 1
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FAULT = 2
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class TPMSStatus(enum.Enum):
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OK = 0
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WARNING = 1
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FAULT = 2
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class TPMSIcon(StatusIcon):
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TYPE = TPMSStatus
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NAME = 'tpms'
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STYLE = 'path, circle {fill: %(s)s}'
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VARIANTS = {
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TPMSStatus.WARNING: '#fa0',
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TPMSStatus.FAULT: '#f00'
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}
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class ABSStatus(enum.Enum):
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OFF = 0
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ON = 1
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FAULT = 2
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class AirbagStatus(enum.Enum):
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OFF = 0
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ON = 1
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FAULT = 2
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class BatteryStatus(enum.Enum):
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OK = 0
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FAULT = 1
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class BatteryIcon(StatusIcon):
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TYPE = BatteryStatus
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NAME = 'battery',
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STYLE = '#rect5, #rect6 {fill: %(s)s} #rect4, path {stroke: %(s)s}'
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VARIANTS = {
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BatteryStatus.FAULT: '#f00'
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}
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class EngineStatus(enum.Enum):
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OK = 0
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FAULT = 1
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class FogBeamStatus(enum.Enum):
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OFF = 0
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ON = 1
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FAULT = 2
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class FogBeamIcon(StatusIcon):
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TYPE = FogBeamStatus
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NAME = 'beams-fog'
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STYLE = '#g9 path {fill: %(s)s} #g5 path {stroke: %(s)s}'
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VARIANTS = {
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FogBeamStatus.ON: '#0f0',
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FogBeamStatus.FAULT: '#f00'
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}
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class ParkingBeamStatus(enum.Enum):
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OFF = 0
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ON = 1
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FAULT = 2
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class ParkingBeamIcon(StatusIcon):
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TYPE = ParkingBeamStatus
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NAME = 'beams-parking'
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STYLE = 'path {stroke: %(s)s; stroke-width: 12}'
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VARIANTS = {
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ParkingBeamStatus.ON: '#ff0',
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ParkingBeamStatus.FAULT: '#f00'
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}
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class LowBeamStatus(enum.Enum):
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OFF = 0
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ON = 1
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FAULT = 2
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class LowBeamIcon(StatusIcon):
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TYPE = LowBeamStatus
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NAME = 'beams-low'
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STYLE = 'path {fill: %(s)s; stroke: %(s)s}'
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VARIANTS = {
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LowBeamStatus.ON: '#0f0',
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LowBeamStatus.FAULT: '#f00'
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}
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class HighBeamStatus(enum.Enum):
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OFF = 0
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ON = 1
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FAULT = 2
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class HighBeamIcon(StatusIcon):
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TYPE = HighBeamStatus
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NAME = 'beams-high'
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STYLE = 'path {fill: %(s)s; stroke: %(s)s}'
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VARIANTS = {
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HighBeamStatus.ON: '#00f',
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HighBeamStatus.FAULT: '#f00'
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}
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class ColdStatus(enum.Enum):
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OFF = 0
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ON = 1
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class ColdIcon(StatusIcon):
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TYPE = ColdStatus
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NAME = 'cold'
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STYLE = 'path {stroke: %(s)s;stroke-width: 8}'
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VARIANTS = {
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ColdStatus.ON: '#fff'
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}
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class StatusIconBox(Gauge):
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__slots__ = 'x', 'y', 'width', 'height', 'value', 'surface', 'icons', '_redraw'
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__icons__ = (
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(VehicleStatus.BATTERY_FAULT, 'battery', '#f00', '#rect5, #rect6 {fill: %(s)s} #rect4, path {stroke: %(s)s}'),
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(VehicleStatus.BEAMS_FOG, 'beams-fog', '#0f0', '#g9 path {fill: %(s)s} #g5 path {stroke: %(s)s}'),
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(VehicleStatus.BEAMS_HIGH, 'beams-high', '#00f', 'path {fill: %(s)s; stroke: %(s)s}'),
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(VehicleStatus.BEAMS_LOW, 'beams-low', '#0f0', 'path {fill: %(s)s; stroke: %(s)s}'),
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(VehicleStatus.BEAMS_PARKING, 'beams-parking', '#ff0', 'path {stroke: %(s)s; stroke-width: 12}'),
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(VehicleStatus.BELT, 'belt', '#f00', 'path {fill: %(s)s}'),
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(VehicleStatus.COLLISION, 'collision', '#f00', 'path {stroke-width: 10px; stroke: %(s)s}'),
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(VehicleStatus.COOLANT_LOW, 'coolant', '#fa0', 'path, circle, rect {fill: %(s)s} #g9 path {stroke: %(s)s}'),
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(VehicleStatus.COOLANT_OVERHEAT, 'coolant', '#f00', 'path, circle, rect {fill: %(s)s} #g9 path {stroke: %(s)s}'),
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(VehicleStatus.CRUISE, 'cruise', '#0f0', 'path, circle {fill: %(s)s; stroke: %(s)s}'),
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(VehicleStatus.FUEL_LOW, 'fuel', '#fa0', '#g9 * {stroke: %(s)s} #path9 {fill: %(s)s}'),
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(VehicleStatus.LANEKEEP_OFF, 'lane-departure', '#fa0', 'path {stroke: %(s)s; stroke-width: 8}'),
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(VehicleStatus.OIL_LOW, 'oil', '#fa0', 'path {fill: %(s)s; stroke: %(s)s}'),
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(VehicleStatus.OIL_OVERHEAT, 'oil', '#f00', 'path {fill: %(s)s; stroke: %(s)s}'),
|
||||
(VehicleStatus.PARKING_BRAKE_ON, 'parking', '#fa0', '#path6, #path5 {stroke: %(s)s} circle {stroke: %(s)s} #path7 {fill: %(s)s}'),
|
||||
(VehicleStatus.PARKING_BRAKE_FAULT, 'parking', '#f00', '#path6, #path5 {stroke: %(s)s} circle {stroke: %(s)s} #path7 {fill: %(s)s}'),
|
||||
(VehicleStatus.STABILITY_OFF, 'stability', '#fa0', '#path9, #path8, #path7, #path6, #path5 {fill: %(s)s} #path10 {stroke: %(s)s}'),
|
||||
(VehicleStatus.TPMS_WARNING, 'tpms', '#fa0', 'path, circle {fill: %(s)s}'),
|
||||
(VehicleStatus.WIPER_WASHER_LOW, 'wiper-washer', '#fa0'),
|
||||
)
|
||||
__slots__ = 'x', 'y', 'width', 'height', 'surface', 'statuses', 'icons', \
|
||||
'_redraw'
|
||||
|
||||
ICON_WIDTH = 48
|
||||
ICON_HEIGHT = 48
|
||||
|
||||
ICONS = (
|
||||
CollisionIcon, FuelIcon, SeatBeltIcon, CoolantIcon, OilIcon,
|
||||
ParkingBrakeIcon, WiperWasherIcon, LaneKeepIcon, StabilityControlIcon,
|
||||
TPMSIcon, FogBeamIcon, ParkingBeamIcon, LowBeamIcon, HighBeamIcon
|
||||
)
|
||||
|
||||
def __init__(self, x: float, y: float, width: float, height: float):
|
||||
self.x = x
|
||||
self.y = y
|
||||
self.width = width
|
||||
self.height = height
|
||||
self.value = VehicleStatus.OK.value
|
||||
self.surface = cairo.ImageSurface(cairo.FORMAT_ARGB32,int(width), int(height))
|
||||
self._redraw = False
|
||||
|
||||
self.icons: dict[int, StatusIcon] = dict()
|
||||
self.statuses: dict[enum.EnumType, enum.Enum] = dict()
|
||||
self.icons: dict[enum.EnumType, StatusIcon] = dict()
|
||||
|
||||
for item in self.__icons__:
|
||||
status, name, color = item[0:3]
|
||||
style = 'rect,path,circle{stroke:%(s)s;}' if len(item) < 4 else item[3]
|
||||
|
||||
self.icons[status.value] = StatusIcon(status, name,
|
||||
self.ICON_WIDTH,
|
||||
self.ICON_HEIGHT,
|
||||
color, style)
|
||||
for icon_type in self.ICONS:
|
||||
self.icons[icon_type.TYPE] = icon_type(self.ICON_WIDTH, self.ICON_HEIGHT)
|
||||
|
||||
def __del__(self):
|
||||
self.surface.finish()
|
||||
|
|
@ -161,18 +299,18 @@ class StatusIconBox(Gauge):
|
|||
|
||||
x, y = 0, self.height - self.ICON_HEIGHT
|
||||
|
||||
for status_value in self.icons:
|
||||
icon = self.icons[status_value]
|
||||
for typeof in self.statuses:
|
||||
status = self.statuses[typeof]
|
||||
icon = self.icons[typeof]
|
||||
|
||||
if self.value & status_value:
|
||||
if icon is not None:
|
||||
icon.draw(cr, x, y)
|
||||
if icon.drawable(status):
|
||||
icon.draw(cr, x, y)
|
||||
|
||||
x += self.ICON_WIDTH
|
||||
x += self.ICON_WIDTH
|
||||
|
||||
if x >= self.width:
|
||||
x = 0
|
||||
y -= self.ICON_HEIGHT
|
||||
if x >= self.width:
|
||||
x = 0
|
||||
y -= self.ICON_HEIGHT
|
||||
|
||||
def draw_fg(self, cr: cairo.Context):
|
||||
if self._redraw:
|
||||
|
|
@ -183,14 +321,5 @@ class StatusIconBox(Gauge):
|
|||
cr.rectangle(self.x, self.y, self.width, self.height)
|
||||
cr.fill()
|
||||
|
||||
def reset(self):
|
||||
self.value = VehicleStatus.OK.value
|
||||
self._redraw = True
|
||||
|
||||
def set_status(self, status: VehicleStatus):
|
||||
self.value |= status.value
|
||||
self._redraw = True
|
||||
|
||||
def clear_status(self, status: VehicleStatus):
|
||||
self.value &= ~status.value
|
||||
self._redraw = True
|
||||
def set(self, status: enum.Enum):
|
||||
self.statuses[type(status)] = status
|
||||
|
|
|
|||
|
|
@ -23,7 +23,7 @@ def render_to_surface(path: str, surface: cairo.Surface, width: float, height: f
|
|||
|
||||
svg.render_layer(cr, None, rect)
|
||||
|
||||
def render_to_image(path: str, width: float, height: float, style: Optional[str]=None) -> cairo.Surface:
|
||||
def render_to_image(path: str, width: float, height: float, style: Optional[str]=None) -> cairo.ImageSurface:
|
||||
surface = cairo.ImageSurface(cairo.FORMAT_ARGB32, int(width), int(height))
|
||||
|
||||
render_to_surface(path, surface, width, height, style)
|
||||
|
|
|
|||
Loading…
Add table
Reference in a new issue