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197 lines
10 KiB
197 lines
10 KiB
#! /usr/bin/env python3
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# -*- coding: utf-8 -*-
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"""
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Copyright 2019, Nils Hilbricht, Germany ( https://www.hilbricht.net )
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This file is part of the Laborejo Software Suite ( https://www.laborejo.org ),
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more specifically its template base application.
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Laborejo2 is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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"""
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import logging; logging.info("import {}".format(__file__))
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#Standard Library Modules
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import os.path
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#Third Party Modules
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from PyQt5 import QtWidgets, QtCore, QtGui
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#Template Modules
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from template.qtgui.mainwindow import MainWindow as TemplateMainWindow
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from template.qtgui.menu import Menu
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from template.qtgui.about import About
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translate = QtCore.QCoreApplication.translate
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#Our modules
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import engine.api as api
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from midiinput.stepmidiinput import stepMidiInput #singleton instance
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from .constantsAndConfigs import constantsAndConfigs
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from .menu import MenuActionDatabase
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from .scoreview import ScoreView
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from .trackEditor import TrackEditor
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from .resources import *
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class MainWindow(TemplateMainWindow):
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def __init__(self):
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"""The order of calls is very important.
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The split ploint is calling the super.__init. Some functions need to be called before,
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some after.
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For example:
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The about dialog is created in the template main window init. So we need to set additional
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help texts before that init.
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"""
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#Inject more help texts in the templates About "Did You Know" field.
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#About.didYouKnow is a class variable.
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#Make the first three words matter!
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#Do not start them all with "You can..." or "...that you can", in response to the Did you know? title.
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#We use injection into the class and not a parameter because this dialog gets shown by creating an object. We can't give the parameters when this is shown via the mainWindow menu.
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About.didYouKnow = [
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translate("About", "<p>Most commands work in the appending position (last position in a track) and apply to the item before it.</p><p>Use it to apply dots, sharps and flats on the item you just inserted without moving the cursor back and forth.</p>"),
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translate("About", "<p>Learn the keyboard shortcuts! Laborejo is designed to work with the keyboard alone and with midi instruments for full speed.</p>Everytime you grab your mouse you loose concentration, precision and time."),
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translate("About", "<p>Spread/shrink the space between notes with Ctrl+Shift+Mousewheel or Ctrl+Shift with Plus and Minus.</p>"),
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translate("About", "<p>Click with the left mouse button to set the cursor to that position. Hold Shift to create a selection.</p>"),
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translate("About", "<p>Most commands can be applied to single notes and selections equally.</p><p>Use Shift + movement-keys to create selections.</p>"),
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translate("About", "<p>Blocks and Tracks can be moved in Block-View Mode [F6]. Use Shift+Middle Mouse Button to move blocks and Alt+Middle to reorder tracks.</p>"),
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translate("About", "<p>There are no empty measures/bars.</p><p>Use Multi Measure Rests[R] instead. You need to have a metrical instruction for that [M].</p>"),
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translate("About", "<p>Many Music Items like clefs can only be inserted, not edited. They are however such simplistic that delete-and-reinsert is equally time-efficient.</p>"),
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translate("About", "<p>All notes should be considered non-transposing. Treat everything as 'in C'.</p><p>That said, there is a semitone transposition in the Track Properties [Ctrl+T].</p>"),
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translate("About", "<p>Upbeats/anacrusis can be set per-track in the Track Properties [Ctrl+T].</p>"),
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translate("About", "<p>There is no key-rebinding except numpad-shortcuts.</p>"),
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translate("About", "<p>Hidden tracks still output sound.</p>"),
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translate("About", "<p>Non-audible tracks still output instrument changes and CCs so that they can be switched on again in the middle of playback.</p>"),
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] + About.didYouKnow
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super().__init__()
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#New menu entries and template-menu overrides
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self.menu.addMenuEntry("menuDebug", "actionRedrawAllTracks", "Redraw all Tracks")
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self.menu.connectMenuEntry("actionSave", api.save)
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self.menu.hideSubmenu("menuFile")
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self.menu.hideSubmenu("menuGeneric")
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api.callbacks.setCursor.append(self.updateStatusBar) #returns a dict. This get's called after loading the file so the status bar is filled on self.show
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#Create the Main Widgets in the Stacked Widget
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self.scoreView = ScoreView(self)
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self.ui.mainStackWidget.addWidget(self.scoreView)
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self.ui.mainStackWidget.setCurrentIndex(self.ui.mainStackWidget.indexOf(self.scoreView))
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self.trackEditor = QtWidgets.QScrollArea()
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self.trackEditor.setWidgetResizable(True)
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self.actualTrackEditor = TrackEditor(self)
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self.trackEditor.setWidget(self.actualTrackEditor)
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self.ui.actionData_Editor.setChecked(False)
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self.ui.mainStackWidget.addWidget(self.trackEditor)
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#Bind shortcuts to actions (as init effect)
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#TODO: Integrate better into template menu system.
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self.menuActionDatabase = MenuActionDatabase(self) #The menu needs to be started before api.startEngine
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#Make toolbars unclosable
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##self.ui.toolBar.setContextMenuPolicy(QtCore.Qt.PreventContextMenu) #only for right mouse clicks. Keyboard context menu key still works.
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##self.ui.leftToolBar.setContextMenuPolicy(QtCore.Qt.PreventContextMenu)
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self.setContextMenuPolicy(QtCore.Qt.NoContextMenu) #Make toolbars unclosable by preventing the main window from having context menus.
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#The statusbar is intended for tooltips. To make it permanent we add our own widget
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self.statusLabel = QtWidgets.QLabel()
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self.statusBar().insertPermanentWidget(0, self.statusLabel)
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self.scoreView.setFocus() #So the user can start typing from moment 0.
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self.start() #Inherited from template main window #This shows the GUI, or not, depends on the NSM gui save setting. We need to call that after the menu, otherwise the about dialog will block and then we get new menu entries, which looks strange.
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stepMidiInput.start() #imported directly. Handles everything else internally, we just need to start it after the engine somehow. Which is here.
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#Populate the left toolbar. The upper toolbar is created in menu.py
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self.ui.leftToolBar.addWidget(LeftToolBarPrevailingDuration(self)) #needs stepmidiinput started
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#Now all tracks and items from a loaded backend-file are created. We can setup the initial editMode and viewPort.
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self.scoreView.updateMode() #hide CCs at program start and other stuff
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self.scoreView.scoreScene.grid.redrawTickGrid() #Init the grid only after everything got loaded and drawn to prevent a gap in the display. #TODO: which might be a bug. but this here works fine.
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def zoom(self, scaleFactor:float):
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"""Scale factor is absolute"""
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self.scoreView.zoom(scaleFactor)
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def stretchXCoordinates(self, factor:float):
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self.scoreView.stretchXCoordinates(factor)
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def updateStatusBar(self, exportCursorDict):
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"""Every cursor movement updates the statusBar message"""
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c = exportCursorDict
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try:
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i = c["item"]
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except:
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print (c)
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if i:
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ly = i.lilypond()
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if (not ly) or len(ly) > 13:
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ly = ""
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else:
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ly = "Lilypond: <b>{}</b>".format(ly.replace("<", "<").replace(">", ">"))
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itemMessage = "Item: <b>{}</b> {}".format(i.__class__.__name__, ly)
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else:
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itemMessage = "" #Appending
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positionMessage = "Pos: <b>{}</b> Ticks: <b>{}</b> Pitch: <b>{}</b>".format(c["position"], c["tickindex"], c["lilypondPitch"])
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message = "{} | {}".format(itemMessage, positionMessage)
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#self.statusBar().showMessage(message) #overriden by tool tips, even empty ones
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self.statusLabel.setText(message)
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def toggleMainView(self):
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if self.ui.actionData_Editor.isChecked():
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self.ui.mainStackWidget.setCurrentIndex(self.ui.mainStackWidget.indexOf(self.trackEditor))
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self.scoreView.setEnabled(False) #disables shortcut like cursor movement, but not all of them.
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self.menuActionDatabase.writeProtection(True)
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self.trackEditor.setEnabled(True)
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else:
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self.ui.mainStackWidget.setCurrentIndex(self.ui.mainStackWidget.indexOf(self.scoreView))
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self.scoreView.setEnabled(True)
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self.menuActionDatabase.writeProtection(False)
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self.scoreView.updateMode()
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self.trackEditor.setEnabled(False)
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class LeftToolBarPrevailingDuration(QtWidgets.QLabel):
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def __init__(self, mainWindow):
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super().__init__(self.makeText(api.D4))
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self.mainWindow = mainWindow
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self.setFont(constantsAndConfigs.musicFont) #TODO replace with svg
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api.callbacks.prevailingBaseDurationChanged.append(self.changed)
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def makeText(self, baseDuration):
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if not stepMidiInput.midiInIsActive:
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return ""
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labelText = "<font size=6>"
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for i in (api.D1, api.D2, api.D4, api.D8, api.D16): #,api.DB, api.DL):
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if i == baseDuration:
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labelText += "<font color='cyan'><b>"
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labelText += constantsAndConfigs.realNoteDisplay[i]
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if i == baseDuration:
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labelText += "</b></font>"
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labelText += "<br>"
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labelText += "</font>"
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return labelText
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def changed(self, newBaseDuration):
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self.setText(self.makeText(newBaseDuration))
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