diff options
Diffstat (limited to 'Edit/rm/NoteView.py')
| -rw-r--r-- | Edit/rm/NoteView.py | 253 |
1 files changed, 253 insertions, 0 deletions
diff --git a/Edit/rm/NoteView.py b/Edit/rm/NoteView.py new file mode 100644 index 0000000..ac139a1 --- /dev/null +++ b/Edit/rm/NoteView.py @@ -0,0 +1,253 @@ +import pygtk +pygtk.require( '2.0' ) +import gtk + +from Framework.Constants import Constants +from Framework.CSound.CSoundConstants import CSoundConstants +from GUI.GUIConstants import GUIConstants +from GUI.Core.NoteParametersWindow import NoteParametersWindow + +from BackgroundView import SELECTNOTES + +#---------------------------------------------------------------------- +# TODO: currently we are only using CSoundNotes, +# - this should updated to handle generic Note objects +#---------------------------------------------------------------------- + +#---------------------------------------------------------------------- +# A view for the (CSound)Note class +#---------------------------------------------------------------------- +class NoteView: + #----------------------------------- + # initialization + # TODO: not sure if passing in beatsPerPageAdjustment is the best way to go about it + #----------------------------------- + def __init__( self, note, track, beatsPerPageAdjustment ): + self.note = note + + self.track = track + self.beatsPerPageAdjustment = beatsPerPageAdjustment + self.posOffset = (0,0) + + self.baseOnset = self.basePitch = self.baseDuration = self.lastDragX = self.lastDragY = self.lastDragW = 0 # note dragging properties + + self.sampleNote = None + + self.parentSize = False + + self.selected = False + self.potentialDeselect = False + + + def getNoteParameters( self ): + self.note.pitch = self.noteParameters.pitchAdjust.value + self.note.amplitude = self.noteParameters.amplitudeAdjust.value + self.note.pan = self.noteParameters.panAdjust.value + self.note.attack = self.noteParameters.attackAdjust.value + self.note.decay = self.noteParameters.decayAdjust.value + self.note.reverbSend = self.noteParameters.reverbSendAdjust.value + self.note.filterType = self.noteParameters.filterType + self.note.filterCutoff = self.noteParameters.filterCutoff + self.note.tied = self.noteParameters.tied + self.note.overlap = self.noteParameters.overlap + + def handleButtonPress( self, emitter, event ): + eX = event.x - self.x + eY = event.y - self.y + + if eX < 0 or eX > self.width \ + or eY < 0 or eY > self.height: + return False + + if event.button == 3: + self.noteParameters = NoteParametersWindow( self.note, self.getNoteParameters ) + return True + + if event.type == gtk.gdk._2BUTTON_PRESS: # select bar + self.potentialDeselect = False + emitter.selectNotesByBar( self.track.getID(), self.x, self.x+self.width ) + elif event.type == gtk.gdk._3BUTTON_PRESS: # select track + self.potentialDeselect = False + emitter.selectNotesByTrack( self.track.getID() ) + else: + if self.getSelected(): # we already selected, might want to delected + self.potentialDeselect = True + else: + emitter.selectNotes( { self.track.getID(): [ self ] } ) + self.updateSampleNote( self.note.pitch ) + + percent = eX/self.width + if percent < 0.3: emitter.setCurrentAction( "note-drag-onset", self ) + elif percent > 0.7: emitter.setCurrentAction( "note-drag-duration", self ) + else: emitter.setCurrentAction( "note-drag-pitch", self ) + + + emitter.dirty() + + return True + + def handleButtonRelease( self, emitter, event, buttonPressCount ): + + if self.potentialDeselect: + self.potentialDeselect = False + emitter.deselectNotes( { self.track.getID(): [ self ] } ) + + self.clearSampleNote() + + emitter.doneCurrentAction() + + return True + + def noteDrag( self, emitter, dx, dy, dw ): + self.potentialDeselect = False + + ticksPerPixel = (round( self.beatsPerPageAdjustment.value, 0 ) * Constants.TICKS_PER_BEAT) / self.parentSize[0] + stepPerPixel = (Constants.NUMBER_OF_POSSIBLE_PITCHES-1) / (self.parentSize[1] - self.height) + pitchPerStep = (Constants.MAXIMUM_PITCH-Constants.MINIMUM_PITCH)/(Constants.NUMBER_OF_POSSIBLE_PITCHES-1) + + if dx != self.lastDragX: + self.lastDragX = dx + self.note.onset = self.baseOnset + int(dx*ticksPerPixel) + + if dy != self.lastDragY: + self.lastDragY = dy + newPitch = self.basePitch + round(-dy*stepPerPixel)*pitchPerStep + self.note.pitch = newPitch + self.updateSampleNote( newPitch ) + + if dw != self.lastDragW: + self.lastDragW = dw + self.note.duration = self.baseDuration + int(dw*ticksPerPixel) + + self.updateTransform( False ) + + def doneNoteDrag( self, emitter ): + self.baseOnset = self.note.onset + self.basePitch = self.note.pitch + self.baseDuration = self.note.duration + + self.lastDragX = 0 + self.lastDragY = 0 + self.lastDragW = 0 + + self.clearSampleNote() + + + def handleMarqueeSelect( self, emitter, start, stop ): + intersectionY = [ max(start[1],self.y), min(stop[1],self.y+self.height) ] + if intersectionY[0] > intersectionY[1]: + return False + + intersectionX = [ max(start[0],self.x), min(stop[0],self.x+self.width) ] + if intersectionX[0] > intersectionX[1]: + return False + + return True + + #----------------------------------- + # draw + #----------------------------------- + + def setPositionOffset( self, offset ): + self.posOffset = offset + if self.parentSize: self.updateTransform( False ) + + def draw( self, context ): + lineW = GUIConstants.NOTE_BORDER_SIZE + lineWDIV2 = lineW/2.0 + context.set_line_width( lineW ) + + context.move_to( self.x + lineWDIV2, self.y + lineWDIV2 ) + context.rel_line_to( self.width - lineW, 0 ) + context.rel_line_to( 0, self.height - lineW ) + context.rel_line_to( -self.width + lineW, 0 ) + context.close_path() + + #background + colour = 1 - ( ( self.note.amplitude * 0.7 ) + 0.3 ) + context.set_source_rgb( colour, colour, colour ) + context.fill_preserve() + + #border + if self.selected: context.set_source_rgb( 1, 1, 1 ) + else: context.set_source_rgb( 0, 0, 0 ) + context.stroke() + + #----------------------------------- + # update + #----------------------------------- + + def updateTransform( self, parentSize ): + if parentSize: self.parentSize = parentSize + self.width = int( self.parentSize[0] * self.note.duration / (round( self.beatsPerPageAdjustment.value, 0 ) * Constants.TICKS_PER_BEAT) ) + self.height = round( max( GUIConstants.MINIMUM_NOTE_HEIGHT, self.parentSize[1] / (Constants.NUMBER_OF_POSSIBLE_PITCHES-1) ) ) + self.x = int( self.parentSize[0] * self.note.onset / (round( self.beatsPerPageAdjustment.value, 0 ) * Constants.TICKS_PER_BEAT) ) \ + + self.posOffset[0] + self.y = round( (self.parentSize[1]-self.height) * ( Constants.MAXIMUM_PITCH - self.note.pitch ) / (Constants.NUMBER_OF_POSSIBLE_PITCHES-1) ) \ + + self.posOffset[1] + + def checkX( self, startx, stopx ): + if self.x >= startx and self.x < stopx: return True + else: return False + + def getStartTick( self ): + return self.note.onset + + def getEndTick( self ): + return self.note.onset + self.note.duration + + def updateDragLimits( self, dragLimits, leftBound, rightBound, widthBound ): + pixelsPerTick = self.parentSize[0] / (round( self.beatsPerPageAdjustment.value, 0 ) * Constants.TICKS_PER_BEAT) + pixelsPerPitch = (self.parentSize[1] - self.height) / (Constants.MAXIMUM_PITCH - Constants.MINIMUM_PITCH) + left = (leftBound - self.note.onset) * pixelsPerTick + right = (rightBound - self.note.duration - self.note.onset) * pixelsPerTick + up = (self.note.pitch - Constants.MAXIMUM_PITCH) * pixelsPerPitch + down = (self.note.pitch - Constants.MINIMUM_PITCH) * pixelsPerPitch + short = (Constants.MINIMUM_NOTE_DURATION - self.note.duration) * pixelsPerTick + long = (widthBound - self.note.duration - self.note.onset) * pixelsPerTick + + if dragLimits[0][0] < left: dragLimits[0][0] = left + if dragLimits[0][1] > right: dragLimits[0][1] = right + if dragLimits[1][0] < up: dragLimits[1][0] = up + if dragLimits[1][1] > down: dragLimits[1][1] = down + if dragLimits[2][0] < short: dragLimits[2][0] = short + if dragLimits[2][1] > long: dragLimits[2][1] = long + + # store the current loc as a reference point + self.baseOnset = self.note.onset + self.basePitch = self.note.pitch + self.baseDuration = self.note.duration + + def updateSampleNote( self, pitch ): + if self.sampleNote == None: + self.sampleNote = self.note.clone() + #TODO clean this up: + if CSoundConstants.INSTRUMENTS[ self.sampleNote.instrumentFlag ].csoundInstrumentID == 103: + self.sampleNote.duration = 100 + else: + self.sampleNote.duration = -1 + self.sampleNote.play() + + elif self.sampleNote.pitch != pitch: + self.sampleNote.pitch = pitch + self.sampleNote.play() + + def clearSampleNote( self ): + if self.sampleNote != None: + self.sampleNote.duration = 0 + self.sampleNote.play() + del self.sampleNote + self.sampleNote = None + + #----------------------------------- + # Selection + #----------------------------------- + + def setSelected( self, state ): + if self.selected != state: + self.selected = state + return True # state changed + return False # state is the same + + def getSelected( self ): + return self.selected |