#!/usr/bin/env python3 # -*- coding: utf-8 -*- # Carla patchbay widget code # Copyright (C) 2011-2014 Filipe Coelho # # This program is free software; you can redistribute it and/or # modify it under the terms of the GNU General Public License as # published by the Free Software Foundation; either version 2 of # the License, or any later version. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # For a full copy of the GNU General Public License see the doc/GPL.txt file. # ------------------------------------------------------------------------------------------------------------ # Imports (Config) from carla_config import * # ------------------------------------------------------------------------------------------------------------ # Imports (Global) if config_UseQt5: from PyQt5.QtCore import QPointF, QTimer from PyQt5.QtGui import QImage from PyQt5.QtPrintSupport import QPrinter, QPrintDialog from PyQt5.QtWidgets import QFrame, QGraphicsView, QGridLayout else: from PyQt4.QtCore import QPointF, QTimer from PyQt4.QtGui import QFrame, QGraphicsView, QGridLayout, QImage, QPrinter, QPrintDialog # ------------------------------------------------------------------------------------------------------------ # Imports (Custom Stuff) import patchcanvas from carla_host import * from digitalpeakmeter import DigitalPeakMeter from pixmapkeyboard import PixmapKeyboardHArea # ------------------------------------------------------------------------------------------------------------ # Try Import OpenGL try: if config_UseQt5: from PyQt5.QtOpenGL import QGLWidget else: from PyQt4.QtOpenGL import QGLWidget hasGL = True except: hasGL = False # ------------------------------------------------------------------------------------------------------------ # Carla Canvas defaults CARLA_DEFAULT_CANVAS_SIZE_WIDTH = 3100 CARLA_DEFAULT_CANVAS_SIZE_HEIGHT = 2400 # ------------------------------------------------------------------------------------------------ # Dummy class used in main carla as replacement for PluginEdit class DummyPluginEdit(object): def __init__(self, parent, pluginId): object.__init__(self) self.fPluginId = pluginId #------------------------------------------------------------------ def clearNotes(self): pass def noteOn(self, channel, note, velocity): pass def noteOff(self, channel, note): pass #------------------------------------------------------------------ def setPluginId(self, idx): self.fPluginId = idx #------------------------------------------------------------------ def close(self): pass def setName(self, name): pass def setParameterValue(self, parameterId, value): pass def reloadAll(self): pass def idleSlow(self): pass # ------------------------------------------------------------------------------------------------ # Patchbay widget class CarlaPatchbayW(QFrame, PluginEditParentMeta, HostWidgetMeta): #class CarlaPatchbayW(QFrame, PluginEditParentMeta, HostWidgetMeta, metaclass=PyQtMetaClass): def __init__(self, parent, host, doSetup = True, onlyPatchbay = True, is3D = False): QFrame.__init__(self, parent) self.host = host if False: # kdevelop likes this :) host = CarlaHostMeta() self.host = host # ------------------------------------------------------------- self.fLayout = QGridLayout(self) self.fLayout.setContentsMargins(0, 0, 0, 0) self.fLayout.setSpacing(1) self.setLayout(self.fLayout) self.fView = QGraphicsView(self) self.fKeys = PixmapKeyboardHArea(self) self.fPeaksIn = DigitalPeakMeter(self) self.fPeaksOut = DigitalPeakMeter(self) self.fPeaksCleared = True self.fPeaksIn.setColor(DigitalPeakMeter.BLUE) self.fPeaksIn.setChannels(2) self.fPeaksIn.setOrientation(DigitalPeakMeter.VERTICAL) self.fPeaksIn.setFixedWidth(25) self.fPeaksOut.setColor(DigitalPeakMeter.GREEN) self.fPeaksOut.setChannels(2) self.fPeaksOut.setOrientation(DigitalPeakMeter.VERTICAL) self.fPeaksOut.setFixedWidth(25) self.fLayout.addWidget(self.fPeaksIn, 0, 0) self.fLayout.addWidget(self.fView, 0, 1) # self.fViewWidget if is3D else self.fLayout.addWidget(self.fPeaksOut, 0, 2) self.fLayout.addWidget(self.fKeys, 1, 0, 1, 0) # ------------------------------------------------------------- # Internal stuff self.fParent = parent self.fPluginCount = 0 self.fPluginList = [] self.fExternalPatchbay = False self.fIsOnlyPatchbay = onlyPatchbay self.fSelectedPlugins = [] self.fCanvasWidth = 0 self.fCanvasHeight = 0 # ------------------------------------------------------------- # Set-up Canvas Preview self.fMiniCanvasPreview = self.fParent.ui.miniCanvasPreview self.fMiniCanvasPreview.setRealParent(self) self.fMovingViaMiniCanvas = False # ------------------------------------------------------------- # Set-up Canvas self.scene = patchcanvas.PatchScene(self, self.fView) self.fView.setScene(self.scene) self.fView.setRenderHint(QPainter.Antialiasing, bool(parent.fSavedSettings[CARLA_KEY_CANVAS_ANTIALIASING] == patchcanvas.ANTIALIASING_FULL)) if parent.fSavedSettings[CARLA_KEY_CANVAS_USE_OPENGL] and hasGL: # and not is3D: self.fViewWidget = QGLWidget(self) self.fView.setViewport(self.fViewWidget) self.fView.setRenderHint(QPainter.HighQualityAntialiasing, parent.fSavedSettings[CARLA_KEY_CANVAS_HQ_ANTIALIASING]) self.setupCanvas() QTimer.singleShot(100, self.slot_restoreScrollbarValues) # ------------------------------------------------------------- # Connect actions to functions parent.ui.act_settings_show_meters.toggled.connect(self.slot_showCanvasMeters) parent.ui.act_settings_show_keyboard.toggled.connect(self.slot_showCanvasKeyboard) self.fView.horizontalScrollBar().valueChanged.connect(self.slot_horizontalScrollBarChanged) self.fView.verticalScrollBar().valueChanged.connect(self.slot_verticalScrollBarChanged) self.scene.scaleChanged.connect(self.slot_canvasScaleChanged) self.scene.sceneGroupMoved.connect(self.slot_canvasItemMoved) self.scene.pluginSelected.connect(self.slot_canvasPluginSelected) self.fMiniCanvasPreview.miniCanvasMoved.connect(self.slot_miniCanvasMoved) self.fKeys.keyboard.noteOn.connect(self.slot_noteOn) self.fKeys.keyboard.noteOff.connect(self.slot_noteOff) # ------------------------------------------------------------- # Load Settings settings = QSettings() showMeters = settings.value("ShowMeters", False, type=bool) self.fParent.ui.act_settings_show_meters.setChecked(showMeters) self.fPeaksIn.setVisible(showMeters) self.fPeaksOut.setVisible(showMeters) showKeyboard = settings.value("ShowKeyboard", not(MACOS or WINDOWS), type=bool) self.fParent.ui.act_settings_show_keyboard.setChecked(showKeyboard) self.fKeys.setVisible(showKeyboard) # ------------------------------------------------------------- # Connect actions to functions (part 2) host.PluginAddedCallback.connect(self.slot_handlePluginAddedCallback) host.PluginRemovedCallback.connect(self.slot_handlePluginRemovedCallback) host.NoteOnCallback.connect(self.slot_handleNoteOnCallback) host.NoteOffCallback.connect(self.slot_handleNoteOffCallback) host.PatchbayClientAddedCallback.connect(self.slot_handlePatchbayClientAddedCallback) host.PatchbayClientRemovedCallback.connect(self.slot_handlePatchbayClientRemovedCallback) host.PatchbayClientRenamedCallback.connect(self.slot_handlePatchbayClientRenamedCallback) host.PatchbayClientDataChangedCallback.connect(self.slot_handlePatchbayClientDataChangedCallback) host.PatchbayPortAddedCallback.connect(self.slot_handlePatchbayPortAddedCallback) host.PatchbayPortRemovedCallback.connect(self.slot_handlePatchbayPortRemovedCallback) host.PatchbayPortRenamedCallback.connect(self.slot_handlePatchbayPortRenamedCallback) host.PatchbayConnectionAddedCallback.connect(self.slot_handlePatchbayConnectionAddedCallback) host.PatchbayConnectionRemovedCallback.connect(self.slot_handlePatchbayConnectionRemovedCallback) if not doSetup: return parent.ui.act_plugins_enable.triggered.connect(self.slot_pluginsEnable) parent.ui.act_plugins_disable.triggered.connect(self.slot_pluginsDisable) parent.ui.act_plugins_volume100.triggered.connect(self.slot_pluginsVolume100) parent.ui.act_plugins_mute.triggered.connect(self.slot_pluginsMute) parent.ui.act_plugins_wet100.triggered.connect(self.slot_pluginsWet100) parent.ui.act_plugins_bypass.triggered.connect(self.slot_pluginsBypass) parent.ui.act_plugins_center.triggered.connect(self.slot_pluginsCenter) parent.ui.act_plugins_panic.triggered.connect(self.slot_pluginsDisable) parent.ui.act_canvas_show_internal.triggered.connect(self.slot_canvasShowInternal) parent.ui.act_canvas_show_external.triggered.connect(self.slot_canvasShowExternal) parent.ui.act_canvas_arrange.setEnabled(False) # TODO, later parent.ui.act_canvas_arrange.triggered.connect(self.slot_canvasArrange) parent.ui.act_canvas_refresh.triggered.connect(self.slot_canvasRefresh) parent.ui.act_canvas_zoom_fit.triggered.connect(self.slot_canvasZoomFit) parent.ui.act_canvas_zoom_in.triggered.connect(self.slot_canvasZoomIn) parent.ui.act_canvas_zoom_out.triggered.connect(self.slot_canvasZoomOut) parent.ui.act_canvas_zoom_100.triggered.connect(self.slot_canvasZoomReset) parent.ui.act_canvas_print.triggered.connect(self.slot_canvasPrint) parent.ui.act_canvas_save_image.triggered.connect(self.slot_canvasSaveImage) parent.ui.act_settings_configure.triggered.connect(self.slot_configureCarla) # ----------------------------------------------------------------- def getPluginEditDialog(self, pluginId): if pluginId >= self.fPluginCount: return None pedit = self.fPluginList[pluginId] if pedit is None: return None if False: pedit = DummyPluginEdit(self, 0) return pedit # ----------------------------------------------------------------- @pyqtSlot(int, str) def slot_handlePluginAddedCallback(self, pluginId, pluginName): if self.fIsOnlyPatchbay: pedit = PluginEdit(self, self.host, pluginId) else: pedit = DummyPluginEdit(self, pluginId) self.fPluginList.append(pedit) self.fPluginCount += 1 if self.fIsOnlyPatchbay and not self.fParent.isProjectLoading(): self.host.set_active(pluginId, True) @pyqtSlot(int) def slot_handlePluginRemovedCallback(self, pluginId): patchcanvas.handlePluginRemoved(pluginId) if pluginId in self.fSelectedPlugins: self.clearSideStuff() pedit = self.getPluginEditDialog(pluginId) self.fPluginCount -= 1 self.fPluginList.pop(pluginId) if pedit is not None: pedit.close() del pedit # push all plugins 1 slot back for i in range(pluginId, self.fPluginCount): pedit = self.fPluginList[i] pedit.setPluginId(i) @pyqtSlot(int, int, int, int) def slot_handleNoteOnCallback(self, pluginId, channel, note, velocity): if pluginId in self.fSelectedPlugins: self.fKeys.keyboard.sendNoteOn(note, False) @pyqtSlot(int, int, int) def slot_handleNoteOffCallback(self, pluginId, channel, note): if pluginId in self.fSelectedPlugins: self.fKeys.keyboard.sendNoteOff(note, False) # ----------------------------------------------------------------- # HostWidgetMeta methods def removeAllPlugins(self): patchcanvas.handleAllPluginsRemoved() for pedit in self.fPluginList: if pedit is None: break pedit.close() del pedit self.fPluginCount = 0 self.fPluginList = [] self.clearSideStuff() def engineStarted(self): pass def engineStopped(self): patchcanvas.clear() def idleFast(self): if self.fPluginCount == 0: return for pluginId in self.fSelectedPlugins: self.fPeaksCleared = False if self.fPeaksIn.isVisible(): self.fPeaksIn.displayMeter(1, self.host.get_input_peak_value(pluginId, True)) self.fPeaksIn.displayMeter(2, self.host.get_input_peak_value(pluginId, False)) if self.fPeaksOut.isVisible(): self.fPeaksOut.displayMeter(1, self.host.get_output_peak_value(pluginId, True)) self.fPeaksOut.displayMeter(2, self.host.get_output_peak_value(pluginId, False)) return if self.fPeaksCleared: return self.fPeaksCleared = True self.fPeaksIn.displayMeter(1, 0.0, True) self.fPeaksIn.displayMeter(2, 0.0, True) self.fPeaksOut.displayMeter(1, 0.0, True) self.fPeaksOut.displayMeter(2, 0.0, True) def idleSlow(self): for pedit in self.fPluginList: if pedit is None: break pedit.idleSlow() def projectLoadingStarted(self): self.fView.setEnabled(False) def projectLoadingFinished(self): self.fView.setEnabled(True) QTimer.singleShot(1000, self.slot_canvasRefresh) def saveSettings(self, settings): settings.setValue("ShowMeters", self.fParent.ui.act_settings_show_meters.isChecked()) settings.setValue("ShowKeyboard", self.fParent.ui.act_settings_show_keyboard.isChecked()) settings.setValue("HorizontalScrollBarValue", self.fView.horizontalScrollBar().value()) settings.setValue("VerticalScrollBarValue", self.fView.verticalScrollBar().value()) def showEditDialog(self, pluginId): pedit = self.getPluginEditDialog(pluginId) if pedit: pedit.show() # ----------------------------------------------------------------- # PluginEdit callbacks def editDialogVisibilityChanged(self, pluginId, visible): pass def editDialogPluginHintsChanged(self, pluginId, hints): pass def editDialogParameterValueChanged(self, pluginId, parameterId, value): pass def editDialogProgramChanged(self, pluginId, index): pass def editDialogMidiProgramChanged(self, pluginId, index): pass def editDialogNotePressed(self, pluginId, note): if pluginId in self.fSelectedPlugins: self.fKeys.keyboard.sendNoteOn(note, False) def editDialogNoteReleased(self, pluginId, note): if pluginId in self.fSelectedPlugins: self.fKeys.keyboard.sendNoteOff(note, False) def editDialogMidiActivityChanged(self, pluginId, onOff): pass # ----------------------------------------------------------------- def clearSideStuff(self): self.scene.clearSelection() self.fSelectedPlugins = [] self.fKeys.keyboard.allNotesOff(False) self.fKeys.setEnabled(False) self.fPeaksCleared = True self.fPeaksIn.displayMeter(1, 0.0, True) self.fPeaksIn.displayMeter(2, 0.0, True) self.fPeaksOut.displayMeter(1, 0.0, True) self.fPeaksOut.displayMeter(2, 0.0, True) def setupCanvas(self): pOptions = patchcanvas.options_t() pOptions.theme_name = self.fParent.fSavedSettings[CARLA_KEY_CANVAS_THEME] pOptions.auto_hide_groups = self.fParent.fSavedSettings[CARLA_KEY_CANVAS_AUTO_HIDE_GROUPS] pOptions.use_bezier_lines = self.fParent.fSavedSettings[CARLA_KEY_CANVAS_USE_BEZIER_LINES] pOptions.antialiasing = self.fParent.fSavedSettings[CARLA_KEY_CANVAS_ANTIALIASING] pOptions.eyecandy = self.fParent.fSavedSettings[CARLA_KEY_CANVAS_EYE_CANDY] pFeatures = patchcanvas.features_t() pFeatures.group_info = False pFeatures.group_rename = False pFeatures.port_info = False pFeatures.port_rename = False pFeatures.handle_group_pos = True patchcanvas.setOptions(pOptions) patchcanvas.setFeatures(pFeatures) patchcanvas.init("Carla2", self.scene, canvasCallback, False) tryCanvasSize = self.fParent.fSavedSettings[CARLA_KEY_CANVAS_SIZE].split("x") if len(tryCanvasSize) == 2 and tryCanvasSize[0].isdigit() and tryCanvasSize[1].isdigit(): self.fCanvasWidth = int(tryCanvasSize[0]) self.fCanvasHeight = int(tryCanvasSize[1]) else: self.fCanvasWidth = CARLA_DEFAULT_CANVAS_SIZE_WIDTH self.fCanvasHeight = CARLA_DEFAULT_CANVAS_SIZE_HEIGHT patchcanvas.setCanvasSize(0, 0, self.fCanvasWidth, self.fCanvasHeight) patchcanvas.setInitialPos(self.fCanvasWidth / 2, self.fCanvasHeight / 2) self.fView.setSceneRect(0, 0, self.fCanvasWidth, self.fCanvasHeight) self.themeData = [self.fCanvasWidth, self.fCanvasHeight, patchcanvas.canvas.theme.canvas_bg, patchcanvas.canvas.theme.rubberband_brush, patchcanvas.canvas.theme.rubberband_pen.color()] def updateCanvasInitialPos(self): x = self.fView.horizontalScrollBar().value() + self.width()/4 y = self.fView.verticalScrollBar().value() + self.height()/4 patchcanvas.setInitialPos(x, y) # ----------------------------------------------------------------- @pyqtSlot(bool) def slot_showCanvasMeters(self, yesNo): self.fPeaksIn.setVisible(yesNo) self.fPeaksOut.setVisible(yesNo) @pyqtSlot(bool) def slot_showCanvasKeyboard(self, yesNo): self.fKeys.setVisible(yesNo) # ----------------------------------------------------------------- @pyqtSlot() def slot_miniCanvasCheckAll(self): self.slot_miniCanvasCheckSize() self.slot_horizontalScrollBarChanged(self.fView.horizontalScrollBar().value()) self.slot_verticalScrollBarChanged(self.fView.verticalScrollBar().value()) @pyqtSlot() def slot_miniCanvasCheckSize(self): self.fMiniCanvasPreview.setViewSize(float(self.width()) / self.fCanvasWidth, float(self.height()) / self.fCanvasHeight) @pyqtSlot(int) def slot_horizontalScrollBarChanged(self, value): if self.fMovingViaMiniCanvas: return maximum = self.fView.horizontalScrollBar().maximum() if maximum == 0: xp = 0 else: xp = float(value) / maximum self.fMiniCanvasPreview.setViewPosX(xp) self.updateCanvasInitialPos() @pyqtSlot(int) def slot_verticalScrollBarChanged(self, value): if self.fMovingViaMiniCanvas: return maximum = self.fView.verticalScrollBar().maximum() if maximum == 0: yp = 0 else: yp = float(value) / maximum self.fMiniCanvasPreview.setViewPosY(yp) self.updateCanvasInitialPos() @pyqtSlot() def slot_restoreScrollbarValues(self): settings = QSettings() self.fView.horizontalScrollBar().setValue(settings.value("HorizontalScrollBarValue", self.fView.horizontalScrollBar().maximum()/2, type=int)) self.fView.verticalScrollBar().setValue(settings.value("VerticalScrollBarValue", self.fView.verticalScrollBar().maximum()/2, type=int)) # ----------------------------------------------------------------- @pyqtSlot(float) def slot_canvasScaleChanged(self, scale): self.fMiniCanvasPreview.setViewScale(scale) @pyqtSlot(int, int, QPointF) def slot_canvasItemMoved(self, group_id, split_mode, pos): self.fMiniCanvasPreview.update() @pyqtSlot(list) def slot_canvasPluginSelected(self, pluginList): self.fKeys.keyboard.allNotesOff(False) self.fKeys.setEnabled(len(pluginList) != 0) # and self.fPluginCount > 0 self.fSelectedPlugins = pluginList @pyqtSlot(float, float) def slot_miniCanvasMoved(self, xp, yp): self.fMovingViaMiniCanvas = True self.fView.horizontalScrollBar().setValue(xp * self.fView.horizontalScrollBar().maximum()) self.fView.verticalScrollBar().setValue(yp * self.fView.verticalScrollBar().maximum()) self.fMovingViaMiniCanvas = False self.updateCanvasInitialPos() # ----------------------------------------------------------------- @pyqtSlot(int) def slot_noteOn(self, note): for pluginId in self.fSelectedPlugins: self.host.send_midi_note(pluginId, 0, note, 100) pedit = self.getPluginEditDialog(pluginId) pedit.noteOn(0, note, 100) @pyqtSlot(int) def slot_noteOff(self, note): for pluginId in self.fSelectedPlugins: self.host.send_midi_note(pluginId, 0, note, 0) pedit = self.getPluginEditDialog(pluginId) pedit.noteOff(0, note) # ----------------------------------------------------------------- @pyqtSlot() def slot_pluginsEnable(self): if not self.host.is_engine_running(): return for i in range(self.fPluginCount): self.host.set_active(i, True) @pyqtSlot() def slot_pluginsDisable(self): if not self.host.is_engine_running(): return for i in range(self.fPluginCount): self.host.set_active(i, False) @pyqtSlot() def slot_pluginsVolume100(self): if not self.host.is_engine_running(): return for i in range(self.fPluginCount): pedit = self.fPluginList[i] if pedit is None: break if pedit.getHints() & PLUGIN_CAN_VOLUME: pedit.setParameterValue(PARAMETER_VOLUME, 1.0) self.host.set_volume(i, 1.0) @pyqtSlot() def slot_pluginsMute(self): if not self.host.is_engine_running(): return for i in range(self.fPluginCount): pedit = self.fPluginList[i] if pedit is None: break if pedit.getHints() & PLUGIN_CAN_VOLUME: pedit.setParameterValue(PARAMETER_VOLUME, 0.0) self.host.set_volume(i, 0.0) @pyqtSlot() def slot_pluginsWet100(self): if not self.host.is_engine_running(): return for i in range(self.fPluginCount): pedit = self.fPluginList[i] if pedit is None: break if pedit.getHints() & PLUGIN_CAN_DRYWET: pedit.setParameterValue(PARAMETER_DRYWET, 1.0) self.host.set_drywet(i, 1.0) @pyqtSlot() def slot_pluginsBypass(self): if not self.host.is_engine_running(): return for i in range(self.fPluginCount): pedit = self.fPluginList[i] if pedit is None: break if pedit.getHints() & PLUGIN_CAN_DRYWET: pedit.setParameterValue(PARAMETER_DRYWET, 0.0) self.host.set_drywet(i, 0.0) @pyqtSlot() def slot_pluginsCenter(self): if not self.host.is_engine_running(): return for i in range(self.fPluginCount): pedit = self.fPluginList[i] if pedit is None: break if pedit.getHints() & PLUGIN_CAN_BALANCE: pedit.setParameterValue(PARAMETER_BALANCE_LEFT, -1.0) pedit.setParameterValue(PARAMETER_BALANCE_RIGHT, 1.0) self.host.set_balance_left(i, -1.0) self.host.set_balance_right(i, 1.0) if pedit.getHints() & PLUGIN_CAN_PANNING: pedit.setParameterValue(PARAMETER_PANNING, 0.0) self.host.set_panning(i, 0.0) # ----------------------------------------------------------------- @pyqtSlot() def slot_configureCarla(self): dialog = CarlaSettingsW(self, self.host, True, hasGL) if not dialog.exec_(): return self.fParent.loadSettings(False) patchcanvas.clear() self.setupCanvas() self.fParent.updateContainer(self.themeData) self.slot_miniCanvasCheckAll() if self.host.is_engine_running(): self.host.patchbay_refresh(self.fExternalPatchbay) # ----------------------------------------------------------------- @pyqtSlot(int, int, int, str) def slot_handlePatchbayClientAddedCallback(self, clientId, clientIcon, pluginId, clientName): pcSplit = patchcanvas.SPLIT_UNDEF pcIcon = patchcanvas.ICON_APPLICATION if clientIcon == PATCHBAY_ICON_PLUGIN: pcIcon = patchcanvas.ICON_PLUGIN if clientIcon == PATCHBAY_ICON_HARDWARE: pcIcon = patchcanvas.ICON_HARDWARE elif clientIcon == PATCHBAY_ICON_CARLA: pass elif clientIcon == PATCHBAY_ICON_DISTRHO: pcIcon = patchcanvas.ICON_DISTRHO elif clientIcon == PATCHBAY_ICON_FILE: pcIcon = patchcanvas.ICON_FILE patchcanvas.addGroup(clientId, clientName, pcSplit, pcIcon) QTimer.singleShot(0, self.fMiniCanvasPreview.update) if pluginId < 0: return if pluginId >= self.fPluginCount: print("sorry, can't map this plugin to canvas client", pluginId, self.fPluginCount) return patchcanvas.setGroupAsPlugin(clientId, pluginId, bool(self.host.get_plugin_info(pluginId)['hints'] & PLUGIN_HAS_CUSTOM_UI)) @pyqtSlot(int) def slot_handlePatchbayClientRemovedCallback(self, clientId): #if not self.fEngineStarted: return patchcanvas.removeGroup(clientId) QTimer.singleShot(0, self.fMiniCanvasPreview.update) @pyqtSlot(int, str) def slot_handlePatchbayClientRenamedCallback(self, clientId, newClientName): patchcanvas.renameGroup(clientId, newClientName) QTimer.singleShot(0, self.fMiniCanvasPreview.update) @pyqtSlot(int, int, int) def slot_handlePatchbayClientDataChangedCallback(self, clientId, clientIcon, pluginId): pcIcon = patchcanvas.ICON_APPLICATION if clientIcon == PATCHBAY_ICON_PLUGIN: pcIcon = patchcanvas.ICON_PLUGIN if clientIcon == PATCHBAY_ICON_HARDWARE: pcIcon = patchcanvas.ICON_HARDWARE elif clientIcon == PATCHBAY_ICON_CARLA: pass elif clientIcon == PATCHBAY_ICON_DISTRHO: pcIcon = patchcanvas.ICON_DISTRHO elif clientIcon == PATCHBAY_ICON_FILE: pcIcon = patchcanvas.ICON_FILE patchcanvas.setGroupIcon(clientId, pcIcon) QTimer.singleShot(0, self.fMiniCanvasPreview.update) if pluginId < 0: return if pluginId >= self.fPluginCount: print("sorry, can't map this plugin to canvas client", pluginId, self.fPluginCount) return patchcanvas.setGroupAsPlugin(clientId, pluginId, bool(self.host.get_plugin_info(pluginId)['hints'] & PLUGIN_HAS_CUSTOM_UI)) @pyqtSlot(int, int, int, str) def slot_handlePatchbayPortAddedCallback(self, clientId, portId, portFlags, portName): isAlternate = False if (portFlags & PATCHBAY_PORT_IS_INPUT): portMode = patchcanvas.PORT_MODE_INPUT else: portMode = patchcanvas.PORT_MODE_OUTPUT if (portFlags & PATCHBAY_PORT_TYPE_AUDIO): portType = patchcanvas.PORT_TYPE_AUDIO_JACK elif (portFlags & PATCHBAY_PORT_TYPE_CV): isAlternate = True portType = patchcanvas.PORT_TYPE_AUDIO_JACK elif (portFlags & PATCHBAY_PORT_TYPE_MIDI): portType = patchcanvas.PORT_TYPE_MIDI_JACK else: portType = patchcanvas.PORT_TYPE_NULL patchcanvas.addPort(clientId, portId, portName, portMode, portType, isAlternate) QTimer.singleShot(0, self.fMiniCanvasPreview.update) @pyqtSlot(int, int) def slot_handlePatchbayPortRemovedCallback(self, groupId, portId): #if not self.fEngineStarted: return patchcanvas.removePort(groupId, portId) QTimer.singleShot(0, self.fMiniCanvasPreview.update) @pyqtSlot(int, int, str) def slot_handlePatchbayPortRenamedCallback(self, groupId, portId, newPortName): patchcanvas.renamePort(groupId, portId, newPortName) QTimer.singleShot(0, self.fMiniCanvasPreview.update) @pyqtSlot(int, int, int, int, int) def slot_handlePatchbayConnectionAddedCallback(self, connectionId, groupOutId, portOutId, groupInId, portInId): patchcanvas.connectPorts(connectionId, groupOutId, portOutId, groupInId, portInId) QTimer.singleShot(0, self.fMiniCanvasPreview.update) @pyqtSlot(int, int, int) def slot_handlePatchbayConnectionRemovedCallback(self, connectionId, portOutId, portInId): #if not self.fEngineStarted: return patchcanvas.disconnectPorts(connectionId) QTimer.singleShot(0, self.fMiniCanvasPreview.update) # ----------------------------------------------------------------- @pyqtSlot() def slot_canvasArrange(self): patchcanvas.arrange() @pyqtSlot() def slot_canvasShowInternal(self): self.fExternalPatchbay = False self.fParent.ui.act_canvas_show_internal.blockSignals(True) self.fParent.ui.act_canvas_show_external.blockSignals(True) self.fParent.ui.act_canvas_show_internal.setChecked(True) self.fParent.ui.act_canvas_show_external.setChecked(False) self.fParent.ui.act_canvas_show_internal.blockSignals(False) self.fParent.ui.act_canvas_show_external.blockSignals(False) self.slot_canvasRefresh() @pyqtSlot() def slot_canvasShowExternal(self): self.fExternalPatchbay = True self.fParent.ui.act_canvas_show_internal.blockSignals(True) self.fParent.ui.act_canvas_show_external.blockSignals(True) self.fParent.ui.act_canvas_show_internal.setChecked(False) self.fParent.ui.act_canvas_show_external.setChecked(True) self.fParent.ui.act_canvas_show_internal.blockSignals(False) self.fParent.ui.act_canvas_show_external.blockSignals(False) self.slot_canvasRefresh() @pyqtSlot() def slot_canvasRefresh(self): patchcanvas.clear() if self.host.is_engine_running(): self.host.patchbay_refresh(self.fExternalPatchbay) for pedit in self.fPluginList: if pedit is None: break pedit.reloadAll() QTimer.singleShot(1000 if self.fParent.fSavedSettings[CARLA_KEY_CANVAS_EYE_CANDY] else 0, self.fMiniCanvasPreview.update) @pyqtSlot() def slot_canvasZoomFit(self): self.scene.zoom_fit() @pyqtSlot() def slot_canvasZoomIn(self): self.scene.zoom_in() @pyqtSlot() def slot_canvasZoomOut(self): self.scene.zoom_out() @pyqtSlot() def slot_canvasZoomReset(self): self.scene.zoom_reset() @pyqtSlot() def slot_canvasPrint(self): self.scene.clearSelection() self.fExportPrinter = QPrinter() dialog = QPrintDialog(self.fExportPrinter, self) if dialog.exec_(): painter = QPainter(self.fExportPrinter) painter.save() painter.setRenderHint(QPainter.Antialiasing) painter.setRenderHint(QPainter.TextAntialiasing) self.scene.render(painter) painter.restore() @pyqtSlot() def slot_canvasSaveImage(self): newPath = QFileDialog.getSaveFileName(self, self.tr("Save Image"), filter=self.tr("PNG Image (*.png);;JPEG Image (*.jpg)")) if config_UseQt5: newPath = newPath[0] if not newPath: return self.scene.clearSelection() if newPath.lower().endswith((".jpg",)): imgFormat = "JPG" elif newPath.lower().endswith((".png",)): imgFormat = "PNG" else: # File-dialog may not auto-add the extension imgFormat = "PNG" newPath += ".png" self.fExportImage = QImage(self.scene.sceneRect().width(), self.scene.sceneRect().height(), QImage.Format_RGB32) painter = QPainter(self.fExportImage) painter.save() painter.setRenderHint(QPainter.Antialiasing) # TODO - set true, cleanup this painter.setRenderHint(QPainter.TextAntialiasing) self.scene.render(painter) self.fExportImage.save(newPath, imgFormat, 100) painter.restore() # ----------------------------------------------------------------- def resizeEvent(self, event): QFrame.resizeEvent(self, event) self.slot_miniCanvasCheckSize() # ------------------------------------------------------------------------------------------------ # Canvas callback def canvasCallback(action, value1, value2, valueStr): host = gCarla.gui.host if action == patchcanvas.ACTION_GROUP_INFO: pass elif action == patchcanvas.ACTION_GROUP_RENAME: pass elif action == patchcanvas.ACTION_GROUP_SPLIT: groupId = value1 patchcanvas.splitGroup(groupId) gCarla.gui.ui.miniCanvasPreview.update() elif action == patchcanvas.ACTION_GROUP_JOIN: groupId = value1 patchcanvas.joinGroup(groupId) gCarla.gui.ui.miniCanvasPreview.update() elif action == patchcanvas.ACTION_PORT_INFO: pass elif action == patchcanvas.ACTION_PORT_RENAME: pass elif action == patchcanvas.ACTION_PORTS_CONNECT: gOut, pOut, gIn, pIn = [int(i) for i in valueStr.split(":")] if not host.patchbay_connect(gOut, pOut, gIn, pIn): print("Connection failed:", host.get_last_error()) elif action == patchcanvas.ACTION_PORTS_DISCONNECT: connectionId = value1 if not host.patchbay_disconnect(connectionId): print("Disconnect failed:", host.get_last_error()) elif action == patchcanvas.ACTION_PLUGIN_CLONE: pluginId = value1 host.clone_plugin(pluginId) elif action == patchcanvas.ACTION_PLUGIN_EDIT: pluginId = value1 gCarla.gui.fContainer.showEditDialog(pluginId) elif action == patchcanvas.ACTION_PLUGIN_RENAME: pluginId = value1 newName = valueStr host.rename_plugin(pluginId, newName) elif action == patchcanvas.ACTION_PLUGIN_REMOVE: pluginId = value1 host.remove_plugin(pluginId) elif action == patchcanvas.ACTION_PLUGIN_SHOW_UI: pluginId = value1 host.show_custom_ui(pluginId, True)