359 lines
12 KiB
Python
359 lines
12 KiB
Python
#!/usr/bin/env python3
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"""
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Regenerate every image in docs/images from the real app, offscreen.
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QT_QPA_PLATFORM=offscreen QT_SCALE_FACTOR=2 python3 docs/make_screenshots.py
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Uses a fake pad and a throwaway config folder, so it never touches your real
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pad or your saved state. Looks best with Noto Sans and Hack installed, which
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are Plasma's defaults.
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"""
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import os
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import sys
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import tempfile
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from pathlib import Path
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from unittest import mock
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ROOT = Path(__file__).resolve().parent.parent
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OUT = ROOT / "docs" / "images"
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sys.path.insert(0, str(ROOT))
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os.environ.setdefault("QT_QPA_PLATFORM", "offscreen")
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os.environ["XDG_CONFIG_HOME"] = tempfile.mkdtemp()
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from PySide6.QtCore import QPointF, QRectF, Qt # noqa: E402
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from PySide6.QtGui import (QColor, QFont, QFontDatabase, QImage, # noqa: E402
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QLinearGradient, QPainter, QPen)
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from PySide6.QtSvg import QSvgRenderer # noqa: E402
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from PySide6.QtWidgets import QApplication # noqa: E402
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from macropad_gui import app as A, core, padview # noqa: E402
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try:
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from PIL import Image, ImageDraw, ImageFilter
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except ImportError:
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Image = None
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B = core.Binding
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DEMO = {
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"key4": B(keys="super+ctrl+left"), "key8": B(keys="super+w"),
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"key12": B(keys="super+ctrl+right"),
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"key3": B(media="prev"), "key7": B(media="playpause"), "key11": B(media="next"),
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"key2": B(keys="ctrl+z"), "key6": B(keys="ctrl+shift+z"), "key10": B(keys="ctrl+s"),
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"key1": B(keys="printscreen"), "key5": B(keys="ctrl+alt+t"), "key9": B(media="mycomputer"),
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"dial1-left": B(media="volumedown"), "dial1-push": B(media="mute"),
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"dial1-right": B(media="volumeup"),
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"dial2-left": B(media="brightnessdown"), "dial2-push": B(media="calculator"),
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"dial2-right": B(media="brightnessup"),
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}
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READY = core.Diagnosis("ready", "Ready on /dev/hidraw10.",
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device=core.Device("/dev/hidraw10", 3, True))
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def fonts(app):
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ui = QFont("Noto Sans", 10)
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if "Noto Sans" in QFontDatabase.families():
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app.setFont(ui)
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if "Hack" in QFontDatabase.families():
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hack = QFont("Hack", 10)
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real = QFontDatabase.systemFont
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QFontDatabase.systemFont = staticmethod(
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lambda which: hack if which == QFontDatabase.FixedFont else real(which))
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def window(diag=READY, bindings=None, note=None):
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with mock.patch.object(core, "_keyd_warning", return_value=note), \
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mock.patch.object(core, "diagnose", return_value=diag):
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w = A.Window()
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w.timer.stop()
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w.diag = diag
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w.note = note
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w.state = core.State(Path(tempfile.mkdtemp()) / "state.json")
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for c, b in (bindings or {}).items():
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w.state.record(c, b)
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w.resize(1000, 800)
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w._poll_fake = diag
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w.inspector.show_problem(diag, note)
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status_colour = {"ready": A.GOOD, "unplugged": padview.INK_DIM.name()}.get(diag.status, A.BAD)
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w.dot.setStyleSheet(f"background: {status_colour}; border-radius: 4px;")
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w.status.setText({"ready": "Pad ready on /dev/hidraw10",
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"unplugged": "No pad connected",
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"no-permission": "No permission to write to the pad",
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"unsupported": "Unsupported pad"}[diag.status])
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w._refresh()
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return w
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def select(w, control):
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w.pad.select(control)
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w._refresh()
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def save(w, name, frame=True):
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w.show()
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QApplication.processEvents()
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img = w.grab().toImage()
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path = OUT / f"{name}.png"
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img.save(str(path))
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if frame and Image:
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_frame(path)
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w.desired.clear()
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w.close()
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print("wrote", path.relative_to(ROOT))
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def _frame(path, radius=20, pad=56):
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"""Rounded corners, a hairline edge and a soft shadow, on transparency."""
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shot = Image.open(path).convert("RGBA")
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w, h = shot.size
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mask = Image.new("L", (w, h), 0)
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ImageDraw.Draw(mask).rounded_rectangle([0, 0, w - 1, h - 1], radius, fill=255)
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shot.putalpha(mask)
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edge = Image.new("RGBA", (w, h), (0, 0, 0, 0))
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ImageDraw.Draw(edge).rounded_rectangle([0, 0, w - 1, h - 1], radius,
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outline=(255, 255, 255, 34), width=2)
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shot = Image.alpha_composite(shot, edge)
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canvas = Image.new("RGBA", (w + 2 * pad, h + 2 * pad), (0, 0, 0, 0))
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shadow = Image.new("RGBA", canvas.size, (0, 0, 0, 0))
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ImageDraw.Draw(shadow).rounded_rectangle(
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[pad, pad + 14, pad + w, pad + h + 14], radius, fill=(0, 0, 0, 120))
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shadow = shadow.filter(ImageFilter.GaussianBlur(22))
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canvas = Image.alpha_composite(canvas, shadow)
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canvas.alpha_composite(shot, (pad, pad))
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canvas.save(path, optimize=True)
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# ------------------------------------------------------------------ scenes
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def scene_hero():
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w = window(bindings=DEMO)
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select(w, "key12")
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w._say("Wrote 3 changes to the pad.", A.GOOD)
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save(w, "hero")
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def scene_first_launch():
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w = window()
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save(w, "first-launch")
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def scene_select_and_type():
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w = window(bindings={k: v for k, v in DEMO.items() if k.startswith("dial")})
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select(w, "key2")
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w.inspector.keys_edit.setText("ctrl+z")
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w.inspector._keys_typed("ctrl+z")
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save(w, "step-type")
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def scene_record():
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w = window(bindings={k: v for k, v in DEMO.items() if k.startswith("dial")})
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select(w, "key6")
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w.inspector.record.setChecked(True)
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w.inspector.keys_edit.setText("ctrl+shift+…")
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save(w, "step-record")
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def scene_media():
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w = window(bindings={k: v for k, v in DEMO.items() if k.startswith("key")})
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select(w, "dial1-left")
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w.inspector.mode_media.click()
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w.inspector.media_buttons["volumedown"].click()
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save(w, "step-media")
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def scene_nothing():
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b = dict(DEMO)
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b["key1"] = B(none=True)
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w = window(bindings=b)
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w.desired["key5"] = B(none=True)
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select(w, "key5")
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w._refresh()
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save(w, "step-nothing")
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def scene_pending():
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w = window(bindings={k: v for k, v in DEMO.items()
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if k not in ("key2", "key6", "key10")})
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for k in ("key2", "key6", "key10"):
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w.desired[k] = DEMO[k]
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select(w, "key10")
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w.inspector.keys_hint.setText("Sends Ctrl+S")
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w._refresh(editor=False)
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save(w, "step-pending")
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def scene_written():
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w = window(bindings=DEMO)
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select(w, "key10")
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w._say("Wrote 3 changes to the pad.", A.GOOD)
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save(w, "step-written")
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def scene_flat():
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w = window(bindings=DEMO)
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w.pad.set_orientation("flat")
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select(w, "dial2-push")
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save(w, "flat-view")
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def scene_permission():
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d = core.Diagnosis(
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"no-permission", "/dev/hidraw10 isn't writable.",
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device=core.Device("/dev/hidraw10", 3, False),
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detail=["No udev rule lets you write to the pad yet. Running the installer "
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"again adds it, or paste these commands into a terminal:"],
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fix=[f"echo '{core.RULE_LINE}' | sudo tee /etc/udev/rules.d/60-macropad.rules",
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"sudo udevadm control --reload-rules && sudo udevadm trigger",
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"# then unplug and replug the pad"])
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w = window(diag=d, bindings=DEMO)
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select(w, "key4")
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save(w, "permission")
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def scene_keyd():
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note = ("keyd, a key remapping service, is running and /etc/keyd/default.conf "
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"lists this pad. It can change keys on their way from the pad to your "
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"desktop, so a key may not do exactly what you set here. If you only "
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"set keyd up for this pad, you can switch it off with: "
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"sudo systemctl disable --now keyd")
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w = window(bindings=DEMO, note=note)
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save(w, "keyd-note")
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def scene_unsupported():
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d = core.Diagnosis(
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"unsupported", "Found a 1189:8890 pad, which this app doesn't know yet.",
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detail=["So far only 1189:8840 (12 keys, 2 dials) has been worked out. "
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"Pads in this family differ in layout and protocol, so writing to "
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"yours with the wrong one could fail or scramble it. The app won't try.",
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"ch57x-keyboard-tool, a command line tool, supports several of these "
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"pads today. To get yours into this app, the README's \"Other pads\" "
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"section shows how to capture what the vendor software sends."])
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w = window(diag=d)
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save(w, "unsupported")
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def scene_legend():
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"""Four keycaps showing every state the drawing uses."""
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scale = 2
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names = [("Written", "on the pad", padview.Look("Ctrl+C", known=True), None),
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("Unknown", "could be anything", padview.Look(), None),
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("Changed", "not written yet", padview.Look("Mute", known=True, pending=True), None),
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("Selected", "being edited", padview.Look("Ctrl+S", known=True), "sel")]
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cell, gap, top = 132, 26, 24
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width = len(names) * cell + (len(names) - 1) * gap + 2 * 30
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img = QImage(width * scale, 210 * scale, QImage.Format_ARGB32)
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img.fill(padview.BOARD)
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p = QPainter(img)
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p.setRenderHint(QPainter.Antialiasing)
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p.scale(scale, scale)
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pv = padview.PadView()
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for i, (title, sub, look, sel) in enumerate(names):
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x = 30 + i * (cell + gap)
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rect = QRectF(x + (cell - 96) / 2, top, 96, 96)
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pv.looks = {f"key{i + 1}": look}
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pv.current = f"key{i + 1}" if sel else None
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pv._paint_key(p, f"key{i + 1}", rect)
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f = QFont(QApplication.font())
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f.setPixelSize(15)
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f.setWeight(QFont.DemiBold)
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p.setFont(f)
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p.setPen(padview.TAPE if look.pending or sel else padview.INK)
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p.drawText(QRectF(x, top + 110, cell, 22), Qt.AlignHCenter, title)
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f.setWeight(QFont.Normal)
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f.setPixelSize(12)
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p.setFont(f)
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p.setPen(padview.INK_DIM)
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p.drawText(QRectF(x, top + 134, cell, 20), Qt.AlignHCenter, sub)
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p.end()
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path = OUT / "legend.png"
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img.save(str(path))
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if Image:
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_frame(path, radius=24, pad=40)
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print("wrote", path.relative_to(ROOT))
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def scene_social():
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"""1280x640: GitHub's social preview, which Reddit and Discord show for links."""
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W, H = 1280, 640
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img = QImage(W, H, QImage.Format_ARGB32)
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img.fill(padview.WINDOW)
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p = QPainter(img)
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p.setRenderHint(QPainter.Antialiasing)
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# faint board-grid, like a PCB's copper pour
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p.setPen(QPen(QColor(255, 255, 255, 10), 1))
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for x in range(0, W, 32):
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p.drawLine(x, 0, x, H)
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for y in range(0, H, 32):
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p.drawLine(0, y, W, y)
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pv = padview.PadView()
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pv.resize(460, 640)
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pv.looks = {c: padview.Look(b.label(), known=True) for c, b in DEMO.items()}
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pv.looks["key12"] = padview.Look("Meta+Ctrl+Right", known=True, pending=True)
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pv.current = "key12"
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p.save()
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p.translate(70, 0)
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p.setTransform(pv._transform(), True)
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board = QRectF(pv.board)
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path = __import__("PySide6.QtGui", fromlist=["QPainterPath"]).QPainterPath()
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path.addRoundedRect(board, 18, 18)
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p.fillPath(path, padview.BOARD)
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p.setPen(QPen(padview.INK_DIM, 1.2))
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p.drawPath(path)
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for key, rect in pv.keys.items():
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pv._paint_key(p, key, rect)
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for dial, centre in pv.dials.items():
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pv._paint_dial(p, dial, centre)
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p.restore()
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x0 = 600
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f = QFont(QApplication.font())
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f.setPixelSize(92)
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f.setWeight(QFont.Bold)
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p.setFont(f)
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p.setPen(padview.INK)
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p.drawText(QRectF(x0, 150, 640, 110), Qt.AlignLeft | Qt.AlignVCenter, "MacroPad")
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p.fillRect(QRectF(x0 + 4, 268, 120, 6), padview.TAPE)
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f.setPixelSize(34)
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f.setWeight(QFont.Normal)
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p.setFont(f)
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p.drawText(QRectF(x0, 300, 640, 140), Qt.AlignLeft | Qt.TextWordWrap,
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"Set up your 12 key, 2 knob USB macro pad on Linux.")
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f.setPixelSize(26)
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p.setFont(f)
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p.setPen(padview.INK_DIM)
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p.drawText(QRectF(x0, 430, 640, 40), Qt.AlignLeft, "No Windows. No VM. No Wine.")
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mono = QFontDatabase.systemFont(QFontDatabase.FixedFont)
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mono.setPixelSize(22)
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p.setFont(mono)
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p.drawText(QRectF(x0, 540, 640, 30), Qt.AlignLeft, "github.com/Probler-Yt/MacroPad")
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p.end()
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img.save(str(OUT / "social-preview.png"))
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print("wrote docs/images/social-preview.png")
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def scene_icon():
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r = QSvgRenderer(str(ROOT / "packaging" / "macropad.svg"))
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img = QImage(256, 256, QImage.Format_ARGB32)
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img.fill(Qt.transparent)
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p = QPainter(img)
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p.setRenderHint(QPainter.Antialiasing)
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r.render(p, QRectF(0, 0, 256, 256))
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p.end()
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img.save(str(OUT / "icon.png"))
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print("wrote docs/images/icon.png")
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if __name__ == "__main__":
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OUT.mkdir(parents=True, exist_ok=True)
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app = QApplication(sys.argv)
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fonts(app)
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A.apply_theme(app)
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for name, fn in list(globals().items()):
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if name.startswith("scene_"):
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fn()
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