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588 lines
20 KiB
Python
588 lines
20 KiB
Python
import math
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import sys
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from typing import ClassVar
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from PySide6.QtCore import QPointF, QRectF, Qt
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from PySide6.QtGui import QColor, QFont, QFontMetrics, QLinearGradient, QPainter, QPen
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from PySide6.QtWidgets import (
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QApplication,
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QFrame,
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QHBoxLayout,
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QLabel,
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QPushButton,
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QScrollArea,
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QStackedWidget,
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QVBoxLayout,
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QWidget,
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)
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# ---------------------------------------------------------------------------
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# Colour palette
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# ---------------------------------------------------------------------------
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BG = "#071018"
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CARD_BG = "#0E1A26"
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ACCENT = "#62D8C8"
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ACCENT_DIM = "#1A3A36"
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TEXT = "#F5F7FA"
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SUBTEXT = "#8A9BB0"
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BUTTON_BG = "#132131"
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LED_OFF = "#1C2E3E"
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LED_ON = ACCENT
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ACTIVE_STEP = "#FFFFFF"
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STYLE = f"""
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QWidget {{
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background: {BG};
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color: {TEXT};
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font-family: 'Inter', 'SF Pro Display', Arial, sans-serif;
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font-size: 14px;
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}}
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QScrollArea {{
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border: none;
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background: transparent;
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}}
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QScrollBar:vertical {{
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background: {CARD_BG};
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width: 4px;
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border-radius: 2px;
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}}
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QScrollBar::handle:vertical {{
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background: {ACCENT_DIM};
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border-radius: 2px;
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min-height: 20px;
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}}
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QScrollBar::add-line:vertical, QScrollBar::sub-line:vertical {{
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height: 0px;
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}}
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"""
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# ---------------------------------------------------------------------------
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# Orbit / camera placeholder widget
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# ---------------------------------------------------------------------------
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class OrbitWidget(QWidget):
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def paintEvent(self, event):
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p = QPainter(self)
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p.setRenderHint(QPainter.Antialiasing)
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w, h = self.width(), self.height()
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cx, cy = w / 2, h / 2
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# Background gradient
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bg = QLinearGradient(0, 0, w, h)
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bg.setColorAt(0, QColor("#0D2A2C"))
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bg.setColorAt(1, QColor("#0D1E2E"))
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p.fillRect(self.rect(), bg)
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# Corner brackets
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pen = QPen(QColor(ACCENT))
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pen.setWidth(2)
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p.setPen(pen)
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size = 28
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margin = 24
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for x, y, dx, dy in [
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(margin, margin, 1, 1),
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(w - margin, margin, -1, 1),
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(margin, h - margin, 1, -1),
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(w - margin, h - margin, -1, -1),
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]:
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p.drawLine(x, y, x + dx * size, y)
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p.drawLine(x, y, x, y + dy * size)
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# Orbit rings
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pen.setWidth(1)
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pen.setColor(QColor(ACCENT + "80")) # semi-transparent
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p.setPen(pen)
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for r in [38, 68, 98]:
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p.drawEllipse(QPointF(cx, cy), r, r)
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# Centre dot
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p.setBrush(QColor(ACCENT))
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p.setPen(Qt.NoPen)
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p.drawEllipse(QPointF(cx, cy), 9, 9)
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# Orbiting dots on outer ring
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p.setBrush(QColor("#F5FFFF"))
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for angle in range(0, 360, 45):
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rad = math.radians(angle)
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ox = cx + math.cos(rad) * 98
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oy = cy + math.sin(rad) * 98
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p.drawEllipse(QPointF(ox, oy), 4, 4)
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# ---------------------------------------------------------------------------
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# LED step indicator
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# ---------------------------------------------------------------------------
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class LEDStages(QWidget):
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STEPS: ClassVar[list[str]] = ["Mount", "Centre", "Raster", "Collect"]
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def __init__(self, active_step: int = 1, parent=None):
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"""
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active_step: 0-based index of the currently active step.
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Steps before active_step are shown as 'done' (filled accent),
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active_step is highlighted, later steps are dim.
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"""
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super().__init__(parent)
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self._active = active_step
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self.setFixedHeight(72)
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def set_active_step(self, step: int):
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self._active = step
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self.update()
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def paintEvent(self, event):
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p = QPainter(self)
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p.setRenderHint(QPainter.Antialiasing)
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w = self.width()
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n = len(self.STEPS)
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step_w = w / n
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led_r = 10
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cy = 44 # vertical centre of LEDs
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label_y = 16
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for i, name in enumerate(self.STEPS):
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cx = step_w * i + step_w / 2
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# --- connector line to next step ---
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if i < n - 1:
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next_cx = step_w * (i + 1) + step_w / 2
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line_color = QColor(ACCENT) if i < self._active else QColor(LED_OFF)
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pen = QPen(line_color, 2)
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p.setPen(pen)
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p.drawLine(QPointF(cx + led_r + 3, cy), QPointF(next_cx - led_r - 3, cy))
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# --- LED circle ---
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p.setPen(Qt.NoPen)
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if i < self._active:
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# completed
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p.setBrush(QColor(ACCENT))
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p.drawEllipse(QPointF(cx, cy), led_r, led_r)
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# tick mark
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pen = QPen(QColor(BG), 2)
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pen.setCapStyle(Qt.RoundCap)
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p.setPen(pen)
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p.drawLine(QPointF(cx - 4, cy), QPointF(cx - 1, cy + 3))
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p.drawLine(QPointF(cx - 1, cy + 3), QPointF(cx + 4, cy - 3))
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elif i == self._active:
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# active — bright with glow ring
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glow_pen = QPen(QColor(ACCENT + "55"), 4)
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p.setPen(glow_pen)
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p.setBrush(Qt.NoBrush)
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p.drawEllipse(QPointF(cx, cy), led_r + 4, led_r + 4)
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p.setPen(Qt.NoPen)
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p.setBrush(QColor(ACTIVE_STEP))
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p.drawEllipse(QPointF(cx, cy), led_r, led_r)
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else:
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# pending
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p.setBrush(QColor(LED_OFF))
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p.drawEllipse(QPointF(cx, cy), led_r, led_r)
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# --- label ---
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label_color = QColor(ACCENT) if i <= self._active else QColor(SUBTEXT)
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p.setPen(label_color)
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font = QFont("Inter", 10)
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if i == self._active:
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font.setWeight(QFont.Weight.DemiBold)
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p.setFont(font)
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fm = QFontMetrics(font)
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text_w = fm.horizontalAdvance(name)
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p.drawText(
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QRectF(cx - text_w / 2 - 4, 0, text_w + 8, label_y + 2), Qt.AlignCenter, name
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)
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# ---------------------------------------------------------------------------
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# Transport / control button
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# ---------------------------------------------------------------------------
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class ControlButton(QPushButton):
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def __init__(self, symbol: str, primary: bool = False, parent=None):
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super().__init__(parent)
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self._symbol = symbol
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self._primary = primary
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self._hovered = False
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size = 64 if primary else 52
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self.setFixedSize(size, size)
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self.setMouseTracking(True)
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def enterEvent(self, event):
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self._hovered = True
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self.update()
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def leaveEvent(self, event):
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self._hovered = False
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self.update()
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def paintEvent(self, event):
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p = QPainter(self)
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p.setRenderHint(QPainter.Antialiasing)
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rect = self.rect()
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cx, cy = rect.width() / 2, rect.height() / 2
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r = min(rect.width(), rect.height()) / 2 - 2
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if self._primary:
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if self._hovered:
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p.setBrush(QColor("#FFFFFF"))
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else:
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p.setBrush(QColor(ACCENT))
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p.setPen(Qt.NoPen)
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p.drawEllipse(QPointF(cx, cy), r, r)
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sym_color = QColor(BG)
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else:
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if self._hovered:
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p.setBrush(QColor(ACCENT))
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else:
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p.setBrush(QColor(BUTTON_BG))
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p.setPen(Qt.NoPen)
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p.drawEllipse(QPointF(cx, cy), r, r)
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sym_color = QColor(TEXT) if not self._hovered else QColor(BG)
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p.setPen(QPen(sym_color, 2))
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font = QFont("Arial", 16 if self._primary else 13)
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p.setFont(font)
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p.drawText(rect, Qt.AlignCenter, self._symbol)
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# ---------------------------------------------------------------------------
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# Queue item card
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# ---------------------------------------------------------------------------
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class QueueItemCard(QFrame):
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def __init__(
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self,
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index: int | str,
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title: str,
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subtitle: str,
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frames_done: int = 0,
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frames_total: int = 0,
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is_next: bool = False,
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parent=None,
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):
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super().__init__(parent)
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self._index = index
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self._title = title
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self._subtitle = subtitle
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self._frames_done = frames_done
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self._frames_total = frames_total
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self._is_next = is_next
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self.setFixedHeight(72)
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self.setStyleSheet(f"""
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QFrame {{
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background: {"#112030" if is_next else "#0C1720"};
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border-radius: 14px;
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border: {"1px solid " + ACCENT_DIM if is_next else "none"};
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}}
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""")
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self._build_layout()
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def _build_layout(self):
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layout = QHBoxLayout(self)
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layout.setContentsMargins(14, 0, 14, 0)
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layout.setSpacing(12)
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# Index badge / play icon
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badge = QLabel()
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badge.setFixedSize(32, 32)
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badge.setAlignment(Qt.AlignCenter)
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if self._is_next:
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badge.setText("▶")
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badge.setStyleSheet(f"""
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color: {ACCENT};
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background: {ACCENT_DIM};
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border-radius: 16px;
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font-size: 12px;
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font-weight: bold;
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""")
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else:
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badge.setText(str(self._index))
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badge.setStyleSheet(f"""
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color: {SUBTEXT};
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background: {BUTTON_BG};
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border-radius: 16px;
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font-size: 12px;
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""")
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layout.addWidget(badge)
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# Text block
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text_col = QVBoxLayout()
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text_col.setSpacing(2)
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text_col.setContentsMargins(0, 0, 0, 0)
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title_lbl = QLabel(self._title)
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title_lbl.setStyleSheet(
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f"color: {TEXT}; font-size: 13px; font-weight: 600; background: transparent;"
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)
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sub_lbl = QLabel(self._subtitle)
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sub_lbl.setStyleSheet(f"color: {SUBTEXT}; font-size: 11px; background: transparent;")
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text_col.addWidget(title_lbl)
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text_col.addWidget(sub_lbl)
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layout.addLayout(text_col, stretch=1)
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# Frame count + mini bar
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right_col = QVBoxLayout()
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right_col.setSpacing(4)
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right_col.setContentsMargins(0, 0, 0, 0)
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right_col.setAlignment(Qt.AlignRight | Qt.AlignVCenter)
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if self._frames_total > 0:
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frame_lbl = QLabel(f"{self._frames_done:,} / {self._frames_total:,}")
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frame_lbl.setAlignment(Qt.AlignRight)
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color = ACCENT if self._is_next else SUBTEXT
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frame_lbl.setStyleSheet(f"color: {color}; font-size: 11px; background: transparent;")
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right_col.addWidget(frame_lbl)
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bar = MiniProgressBar(self._frames_done, self._frames_total)
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right_col.addWidget(bar)
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layout.addLayout(right_col)
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class MiniProgressBar(QWidget):
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def __init__(self, done: int, total: int, parent=None):
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super().__init__(parent)
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self._done = done
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self._total = total
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self.setFixedSize(80, 4)
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def paintEvent(self, event):
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p = QPainter(self)
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p.setRenderHint(QPainter.Antialiasing)
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w, h = self.width(), self.height()
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# background track
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p.setBrush(QColor(LED_OFF))
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p.setPen(Qt.NoPen)
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p.drawRoundedRect(0, 0, w, h, 2, 2)
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# fill
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if self._total > 0:
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fill_w = max(4, int(w * self._done / self._total))
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p.setBrush(QColor(ACCENT))
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p.drawRoundedRect(0, 0, fill_w, h, 2, 2)
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# ---------------------------------------------------------------------------
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# Main SAM Camera widget
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# ---------------------------------------------------------------------------
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class SampleCamera(QWidget):
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def __init__(self):
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super().__init__()
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self.setWindowFlags(Qt.FramelessWindowHint)
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self.setAttribute(Qt.WA_TranslucentBackground)
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self.resize(390, 860)
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self.setStyleSheet(STYLE)
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self._stack = QStackedWidget()
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self._player_page = self._build_player()
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self._queue_page = self._build_queue()
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self._stack.addWidget(self._player_page)
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self._stack.addWidget(self._queue_page)
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root = QVBoxLayout(self)
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root.setContentsMargins(12, 12, 12, 12)
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root.addWidget(self._stack)
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# ------------------------------------------------------------------
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# Player page
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# ------------------------------------------------------------------
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def _build_player(self) -> QWidget:
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page = QWidget()
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layout = QVBoxLayout(page)
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layout.setSpacing(10)
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layout.setContentsMargins(0, 0, 0, 0)
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# ── Title ──────────────────────────────────────────────────────
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title = QLabel("S A M C A M E R A")
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title.setAlignment(Qt.AlignCenter)
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title.setStyleSheet(
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f"color: {ACCENT}; font-size: 13px; letter-spacing: 3px; font-weight: 600;"
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)
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layout.addWidget(title)
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# ── Camera card ────────────────────────────────────────────────
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cam_card = QFrame()
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cam_card.setStyleSheet(f"QFrame {{ background: {CARD_BG}; border-radius: 18px; }}")
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cam_card_layout = QVBoxLayout(cam_card)
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cam_card_layout.setContentsMargins(0, 0, 0, 0)
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cam_card_layout.setSpacing(0)
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orbit = OrbitWidget()
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orbit.setMinimumHeight(220)
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cam_card_layout.addWidget(orbit)
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layout.addWidget(cam_card)
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# ── Sample name ────────────────────────────────────────────────
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name_lbl = QLabel("Crystal Plate 14 · Well C7")
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name_lbl.setStyleSheet(f"color: {TEXT}; font-size: 18px; font-weight: 700;")
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sub_lbl = QLabel("Serial MX · 1 kHz · Beamline X06SA")
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sub_lbl.setStyleSheet(f"color: {SUBTEXT}; font-size: 12px;")
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layout.addWidget(name_lbl)
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layout.addWidget(sub_lbl)
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# ── LED step indicator ─────────────────────────────────────────
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self._leds = LEDStages(active_step=1) # 0=Mount done, 1=Centre active
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layout.addWidget(self._leds)
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# ── Transport controls ─────────────────────────────────────────
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ctrl_frame = QFrame()
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ctrl_frame.setStyleSheet(f"QFrame {{ background: {CARD_BG}; border-radius: 18px; }}")
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ctrl_layout = QHBoxLayout(ctrl_frame)
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ctrl_layout.setContentsMargins(16, 12, 16, 12)
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ctrl_layout.setSpacing(0)
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buttons = [
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("⏮", False),
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("⏪", False),
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("⏸", True), # primary / highlighted
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("⏩", False),
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("⏭", False),
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]
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for sym, primary in buttons:
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btn = ControlButton(sym, primary=primary)
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ctrl_layout.addWidget(btn, alignment=Qt.AlignCenter)
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if not primary:
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ctrl_layout.addStretch(1)
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layout.addWidget(ctrl_frame)
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# ── Up next header ─────────────────────────────────────────────
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up_next_row = QHBoxLayout()
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up_next_lbl = QLabel("UP NEXT")
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up_next_lbl.setStyleSheet(
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f"color: {ACCENT}; font-size: 11px; letter-spacing: 2px; font-weight: 700;"
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)
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samples_lbl = QLabel("5 SAMPLES")
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samples_lbl.setStyleSheet(f"color: {SUBTEXT}; font-size: 11px; letter-spacing: 1px;")
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up_next_row.addWidget(up_next_lbl)
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up_next_row.addStretch()
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up_next_row.addWidget(samples_lbl)
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layout.addLayout(up_next_row)
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# ── Queue preview cards ────────────────────────────────────────
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queue_items = [
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("Crystal Plate 14 · Well C8", "Serial MX · 1 kHz", 4100, 6000, True),
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("Crystal Plate 15 · Grid Scan", "Raster · 10 Hz", 0, 2000, False),
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("Crystal Plate 13 · Well A1", "Serial MX · 1 kHz", 0, 5000, False),
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("Crystal Plate 13 · Well B3", "Serial MX · 1 kHz", 0, 4500, False),
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("Crystal Plate 14 · Well D5", "Serial MX · 1 kHz", 0, 6000, False),
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]
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queue_widget = QWidget()
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queue_layout = QVBoxLayout(queue_widget)
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queue_layout.setSpacing(6)
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queue_layout.setContentsMargins(0, 0, 0, 0)
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for i, (title, sub, done, total, is_next) in enumerate(queue_items):
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card = QueueItemCard(
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index="▶" if is_next else i + 1,
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title=title,
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subtitle=sub,
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frames_done=done,
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frames_total=total,
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is_next=is_next,
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)
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queue_layout.addWidget(card)
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layout.addWidget(queue_widget)
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|
|
|
# ── View full queue button ────────────────────────────────────
|
|
view_btn = self._accent_button("VIEW FULL QUEUE ☰")
|
|
view_btn.clicked.connect(lambda: self._stack.setCurrentWidget(self._queue_page))
|
|
layout.addWidget(view_btn)
|
|
|
|
return page
|
|
|
|
# ------------------------------------------------------------------
|
|
# Queue / full list page
|
|
# ------------------------------------------------------------------
|
|
def _build_queue(self) -> QWidget:
|
|
page = QWidget()
|
|
layout = QVBoxLayout(page)
|
|
layout.setSpacing(10)
|
|
layout.setContentsMargins(0, 0, 0, 0)
|
|
|
|
title = QLabel("SAMPLE QUEUE")
|
|
title.setAlignment(Qt.AlignCenter)
|
|
title.setStyleSheet(
|
|
f"color: {ACCENT}; font-size: 13px; letter-spacing: 3px; font-weight: 700;"
|
|
)
|
|
layout.addWidget(title)
|
|
|
|
scroll = QScrollArea()
|
|
scroll.setWidgetResizable(True)
|
|
scroll.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
|
|
|
|
inner = QWidget()
|
|
inner_layout = QVBoxLayout(inner)
|
|
inner_layout.setSpacing(6)
|
|
inner_layout.setContentsMargins(0, 4, 0, 4)
|
|
|
|
for i in range(1, 20):
|
|
card = QueueItemCard(
|
|
index=i,
|
|
title=f"Crystal Plate {i} · Well C{i}",
|
|
subtitle="Serial MX · 1 kHz",
|
|
frames_done=0,
|
|
frames_total=6000,
|
|
)
|
|
inner_layout.addWidget(card)
|
|
|
|
scroll.setWidget(inner)
|
|
layout.addWidget(scroll, stretch=1)
|
|
|
|
back_btn = self._accent_button("← BACK TO CAMERA")
|
|
back_btn.clicked.connect(lambda: self._stack.setCurrentWidget(self._player_page))
|
|
layout.addWidget(back_btn)
|
|
|
|
return page
|
|
|
|
# ------------------------------------------------------------------
|
|
# Helper: styled accent button
|
|
# ------------------------------------------------------------------
|
|
@staticmethod
|
|
def _accent_button(text: str) -> QPushButton:
|
|
btn = QPushButton(text)
|
|
btn.setFixedHeight(48)
|
|
btn.setStyleSheet(f"""
|
|
QPushButton {{
|
|
background: transparent;
|
|
border: 1.5px solid {ACCENT};
|
|
border-radius: 14px;
|
|
color: {ACCENT};
|
|
font-size: 12px;
|
|
font-weight: 700;
|
|
letter-spacing: 1.5px;
|
|
}}
|
|
QPushButton:hover {{
|
|
background: {ACCENT_DIM};
|
|
}}
|
|
QPushButton:pressed {{
|
|
background: {ACCENT};
|
|
color: {BG};
|
|
}}
|
|
""")
|
|
return btn
|
|
|
|
|
|
# ---------------------------------------------------------------------------
|
|
# Entry point
|
|
# ---------------------------------------------------------------------------
|
|
def export_png():
|
|
app = QApplication.instance() or QApplication(sys.argv)
|
|
ui = SampleCamera()
|
|
ui.show()
|
|
app.processEvents()
|
|
|
|
ui._stack.setCurrentWidget(ui._player_page)
|
|
app.processEvents()
|
|
ui.grab().save("sam_camera_player.png")
|
|
|
|
ui._stack.setCurrentWidget(ui._queue_page)
|
|
app.processEvents()
|
|
ui.grab().save("sam_camera_queue.png")
|
|
|
|
|
|
if __name__ == "__main__":
|
|
app = QApplication(sys.argv)
|
|
ui = SampleCamera()
|
|
ui.show()
|
|
sys.exit(app.exec())
|