#!/usr/bin/env python3 # SPDX-FileCopyrightText: 2011-2024 Filipe Coelho # SPDX-License-Identifier: GPL-2.0-or-later # --------------------------------------------------------------------------------------------------------------------- # Imports (Global) from math import cos, floor, pi, sin from qt_compat import qt_config if qt_config == 5: from PyQt5.QtCore import pyqtSlot, Qt, QEvent, QPointF, QRectF, QTimer, QSize from PyQt5.QtGui import QColor, QConicalGradient, QFontMetrics, QPainterPath, QPen, QPixmap from PyQt5.QtWidgets import QDial elif qt_config == 6: from PyQt6.QtCore import pyqtSlot, Qt, QEvent, QPointF, QRectF, QTimer, QSize from PyQt6.QtGui import QColor, QConicalGradient, QFontMetrics, QPainterPath, QPen, QPixmap from PyQt6.QtWidgets import QDial from .commondial import CommonDial from carla_shared import fontMetricsHorizontalAdvance # --------------------------------------------------------------------------------------------------------------------- # Widget Class class PixmapDial(CommonDial): def __init__(self, parent, index=0): CommonDial.__init__(self, parent, index) self.fPixmap = QPixmap(":/bitmaps/dial_01d.png") self.fPixmapNum = "01" if self.fPixmap.width() > self.fPixmap.height(): self.fPixmapOrientation = self.HORIZONTAL else: self.fPixmapOrientation = self.VERTICAL self.updateSizes() def getBaseSize(self): return self.fPixmapBaseSize def updateSizes(self): self.fPixmapWidth = self.fPixmap.width() self.fPixmapHeight = self.fPixmap.height() if self.fPixmapWidth < 1: self.fPixmapWidth = 1 if self.fPixmapHeight < 1: self.fPixmapHeight = 1 if self.fPixmapOrientation == self.HORIZONTAL: self.fPixmapBaseSize = self.fPixmapHeight self.fPixmapLayersCount = self.fPixmapWidth / self.fPixmapHeight else: self.fPixmapBaseSize = self.fPixmapWidth self.fPixmapLayersCount = self.fPixmapHeight / self.fPixmapWidth self.setMinimumSize(self.fPixmapBaseSize, self.fPixmapBaseSize + self.fLabelHeight + 5) self.setMaximumSize(self.fPixmapBaseSize, self.fPixmapBaseSize + self.fLabelHeight + 5) if not self.fLabel: self.fLabelHeight = 0 self.fLabelWidth = 0 return metrics = QFontMetrics(self.fLabelFont) self.fLabelWidth = fontMetricsHorizontalAdvance(metrics, self.fLabel) self.fLabelHeight = metrics.height() self.fLabelPos.setX(float(self.fPixmapBaseSize)/2.0 - float(self.fLabelWidth)/2.0) if self.fPixmapNum in ("01", "02", "07", "08", "09", "10"): self.fLabelPos.setY(self.fPixmapBaseSize + self.fLabelHeight) elif self.fPixmapNum in ("11",): self.fLabelPos.setY(self.fPixmapBaseSize + self.fLabelHeight*2/3) else: self.fLabelPos.setY(self.fPixmapBaseSize + self.fLabelHeight/2) self.fLabelGradient.setStart(0, float(self.fPixmapBaseSize)/2.0) self.fLabelGradient.setFinalStop(0, self.fPixmapBaseSize + self.fLabelHeight + 5) self.fLabelGradientRect = QRectF(float(self.fPixmapBaseSize)/8.0, float(self.fPixmapBaseSize)/2.0, float(self.fPixmapBaseSize*3)/4.0, self.fPixmapBaseSize+self.fLabelHeight+5) def setPixmap(self, pixmapId): self.fPixmapNum = "%02i" % pixmapId self.fPixmap.load(":/bitmaps/dial_%s%s.png" % (self.fPixmapNum, "" if self.isEnabled() else "d")) if self.fPixmap.width() > self.fPixmap.height(): self.fPixmapOrientation = self.HORIZONTAL else: self.fPixmapOrientation = self.VERTICAL # special pixmaps if self.fCustomPaintMode == self.CUSTOM_PAINT_MODE_NULL: # reserved for carla-wet, carla-vol, carla-pan and color if self.fPixmapNum == "03": self.fCustomPaintMode = self.CUSTOM_PAINT_MODE_COLOR # reserved for carla-L and carla-R elif self.fPixmapNum == "04": self.fCustomPaintMode = self.CUSTOM_PAINT_MODE_CARLA_L # reserved for zita elif self.fPixmapNum == "06": self.fCustomPaintMode = self.CUSTOM_PAINT_MODE_ZITA self.updateSizes() self.update() @pyqtSlot() def slot_updatePixmap(self): self.setPixmap(int(self.fPixmapNum)) def minimumSizeHint(self): return QSize(self.fPixmapBaseSize, self.fPixmapBaseSize) def sizeHint(self): return QSize(self.fPixmapBaseSize, self.fPixmapBaseSize) def changeEvent(self, event): CommonDial.changeEvent(self, event) # Force pixmap update if enabled state changes if event.type() == QEvent.EnabledChange: self.setPixmap(int(self.fPixmapNum)) def paintDial(self, painter): if self.isEnabled(): normValue = float(self.fRealValue - self.fMinimum) / float(self.fMaximum - self.fMinimum) target = QRectF(0.0, 0.0, self.fPixmapBaseSize, self.fPixmapBaseSize) curLayer = int((self.fPixmapLayersCount - 1) * normValue) if self.fPixmapOrientation == self.HORIZONTAL: xpos = self.fPixmapBaseSize * curLayer ypos = 0.0 else: xpos = 0.0 ypos = self.fPixmapBaseSize * curLayer source = QRectF(xpos, ypos, self.fPixmapBaseSize, self.fPixmapBaseSize) painter.drawPixmap(target, self.fPixmap, source) # Custom knobs (Dry/Wet and Volume) if self.fCustomPaintMode in (self.CUSTOM_PAINT_MODE_CARLA_WET, self.CUSTOM_PAINT_MODE_CARLA_VOL): # knob color colorGreen = QColor(0x5D, 0xE7, 0x3D).lighter(100 + self.fHoverStep*6) colorBlue = QColor(0x3E, 0xB8, 0xBE).lighter(100 + self.fHoverStep*6) # draw small circle ballRect = QRectF(8.0, 8.0, 15.0, 15.0) ballPath = QPainterPath() ballPath.addEllipse(ballRect) #painter.drawRect(ballRect) tmpValue = (0.375 + 0.75*normValue) ballValue = tmpValue - floor(tmpValue) ballPoint = ballPath.pointAtPercent(ballValue) # draw arc startAngle = 216*16 spanAngle = -252*16*normValue if self.fCustomPaintMode == self.CUSTOM_PAINT_MODE_CARLA_WET: painter.setBrush(colorBlue) painter.setPen(QPen(colorBlue, 0)) painter.drawEllipse(QRectF(ballPoint.x(), ballPoint.y(), 2.2, 2.2)) gradient = QConicalGradient(15.5, 15.5, -45) gradient.setColorAt(0.0, colorBlue) gradient.setColorAt(0.125, colorBlue) gradient.setColorAt(0.625, colorGreen) gradient.setColorAt(0.75, colorGreen) gradient.setColorAt(0.76, colorGreen) gradient.setColorAt(1.0, colorGreen) painter.setBrush(gradient) painter.setPen(QPen(gradient, 3)) else: painter.setBrush(colorBlue) painter.setPen(QPen(colorBlue, 0)) painter.drawEllipse(QRectF(ballPoint.x(), ballPoint.y(), 2.2, 2.2)) painter.setBrush(colorBlue) painter.setPen(QPen(colorBlue, 3)) painter.drawArc(4.0, 4.0, 26.0, 26.0, startAngle, spanAngle) # Custom knobs (L and R) elif self.fCustomPaintMode in (self.CUSTOM_PAINT_MODE_CARLA_L, self.CUSTOM_PAINT_MODE_CARLA_R): # knob color color = QColor(0xAD, 0xD5, 0x48).lighter(100 + self.fHoverStep*6) # draw small circle ballRect = QRectF(7.0, 8.0, 11.0, 12.0) ballPath = QPainterPath() ballPath.addEllipse(ballRect) #painter.drawRect(ballRect) tmpValue = (0.375 + 0.75*normValue) ballValue = tmpValue - floor(tmpValue) ballPoint = ballPath.pointAtPercent(ballValue) painter.setBrush(color) painter.setPen(QPen(color, 0)) painter.drawEllipse(QRectF(ballPoint.x(), ballPoint.y(), 2.0, 2.0)) # draw arc if self.fCustomPaintMode == self.CUSTOM_PAINT_MODE_CARLA_L: startAngle = 216*16 spanAngle = -252.0*16*normValue else: startAngle = 324.0*16 spanAngle = 252.0*16*(1.0-normValue) painter.setPen(QPen(color, 2)) painter.drawArc(3.5, 4.5, 22.0, 22.0, startAngle, spanAngle) # Custom knobs (Color) elif self.fCustomPaintMode == self.CUSTOM_PAINT_MODE_COLOR: # knob color color = self.fCustomPaintColor.lighter(100 + self.fHoverStep*6) # draw small circle ballRect = QRectF(8.0, 8.0, 15.0, 15.0) ballPath = QPainterPath() ballPath.addEllipse(ballRect) tmpValue = (0.375 + 0.75*normValue) ballValue = tmpValue - floor(tmpValue) ballPoint = ballPath.pointAtPercent(ballValue) # draw arc startAngle = 216*16 spanAngle = -252*16*normValue painter.setBrush(color) painter.setPen(QPen(color, 0)) painter.drawEllipse(QRectF(ballPoint.x(), ballPoint.y(), 2.2, 2.2)) painter.setBrush(color) painter.setPen(QPen(color, 3)) painter.drawArc(4.0, 4.0, 26.0, 26.0, startAngle, spanAngle) # Custom knobs (Zita) elif self.fCustomPaintMode == self.CUSTOM_PAINT_MODE_ZITA: a = normValue * pi * 1.5 - 2.35 r = 10.0 x = 10.5 y = 10.5 x += r * sin(a) y -= r * cos(a) painter.setBrush(Qt.black) painter.setPen(QPen(Qt.black, 2)) painter.drawLine(QPointF(11.0, 11.0), QPointF(x, y)) # Custom knobs else: painter.restore() return if self.HOVER_MIN < self.fHoverStep < self.HOVER_MAX: self.fHoverStep += 1 if self.fIsHovered else -1 QTimer.singleShot(20, self.update) else: # isEnabled() target = QRectF(0.0, 0.0, self.fPixmapBaseSize, self.fPixmapBaseSize) painter.drawPixmap(target, self.fPixmap, target) # ---------------------------------------------------------------------------------------------------------------------