def __init__(self, parent=None):
super(PianoRoll, self).__init__(parent)
self.setGeometry(10, 10, 611, 441)
self.setFocusPolicy(QtCore.Qt.WheelFocus)
self.setObjectName("pianoRoll")
self.verticalScrollBar = QtGui.QScrollBar(self)
self.verticalScrollBar.setGeometry(590, 20, 16, 421)
self.verticalScrollBar.setOrientation(QtCore.Qt.Vertical)
self.verticalScrollBar.setRange(0, (const.PIANO_ROLL_RANGE - self.height()))
self.verticalScrollBar.range_v = const.PIANO_ROLL_RANGE - self.height()
self.curVSBValue = 0
self.horizontalScrollBar = QtGui.QScrollBar(self)
self.horizontalScrollBar.setGeometry(0, 0, 591, 16)
self.horizontalScrollBar.setOrientation(QtCore.Qt.Horizontal)
self.curHSBValue = 0
self.prGrid = GridPR(self)
self.pkContainer = QtGui.QWidget(self)
self.pkContainer.setGeometry(0, 20, 64, 421)
#self.pkContainer.paintEvent = self.test
self.pkb_label = QtGui.QLabel(self.pkContainer)
self.pix_map = QtGui.QPixmap("assets/PRKb_0.png")
self.pkb_label.resize(64, 128 * 3)
self.pkb_label.setPixmap(self.pix_map.scaled(self.pkb_label.size()))
self.PKb = QtGui.QWidget(self.pkContainer)
self.PKb.setGeometry(0, 0, 64, 421)
#self.PKb.setStyleSheet("\n"
# "background-image: url(:/images/PRKb);")
self.connect(self.verticalScrollBar, QtCore.SIGNAL(events.VALUE_CHANGED), self.onVSliderChanged)
self.connect(self.horizontalScrollBar, QtCore.SIGNAL(events.VALUE_CHANGED), self.onHSliderChanged)
print self, 'init PianoRoll...'
class PianoRoll(QtGui.QWidget):
"""docstring for PianoRollWidget"""
NAME = "PianoRoll"
EVENT_ONCLICK = "PR_OnClick()"
zoom_v = 1
def __init__(self, parent=None):
super(PianoRoll, self).__init__(parent)
self.setGeometry(10, 10, 611, 441)
self.setFocusPolicy(QtCore.Qt.WheelFocus)
self.setObjectName("pianoRoll")
self.verticalScrollBar = QtGui.QScrollBar(self)
self.verticalScrollBar.setGeometry(590, 20, 16, 421)
self.verticalScrollBar.setOrientation(QtCore.Qt.Vertical)
self.verticalScrollBar.setRange(0, (const.PIANO_ROLL_RANGE - self.height()))
self.verticalScrollBar.range_v = const.PIANO_ROLL_RANGE - self.height()
self.curVSBValue = 0
self.horizontalScrollBar = QtGui.QScrollBar(self)
self.horizontalScrollBar.setGeometry(0, 0, 591, 16)
self.horizontalScrollBar.setOrientation(QtCore.Qt.Horizontal)
self.curHSBValue = 0
self.prGrid = GridPR(self)
self.pkContainer = QtGui.QWidget(self)
self.pkContainer.setGeometry(0, 20, 64, 421)
#self.pkContainer.paintEvent = self.test
self.pkb_label = QtGui.QLabel(self.pkContainer)
self.pix_map = QtGui.QPixmap("assets/PRKb_0.png")
self.pkb_label.resize(64, 128 * 3)
self.pkb_label.setPixmap(self.pix_map.scaled(self.pkb_label.size()))
self.PKb = QtGui.QWidget(self.pkContainer)
self.PKb.setGeometry(0, 0, 64, 421)
#self.PKb.setStyleSheet("\n"
# "background-image: url(:/images/PRKb);")
self.connect(self.verticalScrollBar, QtCore.SIGNAL(events.VALUE_CHANGED), self.onVSliderChanged)
self.connect(self.horizontalScrollBar, QtCore.SIGNAL(events.VALUE_CHANGED), self.onHSliderChanged)
print self, 'init PianoRoll...'
def test(self, e=None):
#p = QtGui.QPainter()
#p.drawPixmap(0, 0, self.pix_map)
pass
def paintEvent(self, event):
# print 'update...Piano Roll'
pass
def mousePressEvent(self, e):
self.emit(QtCore.SIGNAL(PianoRoll.EVENT_ONCLICK))
pass
#def wheelEvent(self, e):
# # print self,'wheelEvent',e.buttons()
# self.setFocus()
# if self.is_press(const.KEY_CTRL) and self.is_press(const.KEY_ALT):
# print 'ctrl and alt'
# self.zoom_v(e.delta())
# self.verticalScrollBar.setValue(self.verticalScrollBar.value() + 1)
# self.verticalScrollBar.setValue(self.verticalScrollBar.value() - 1)
# elif self.is_press(const.KEY_SHIFT):
# self.horizontalScrollBar.setValue(self.horizontalScrollBar.value() - e.delta())
# else:
# self.verticalScrollBar.setValue(self.verticalScrollBar.value() - e.delta())
# custom slot
def onVSliderChanged(self, e):
d = self.curVSBValue - self.verticalScrollBar.value()
self.prGrid.scroll(0, d)
self.pkContainer.scroll(0, d)
self.curVSBValue = self.verticalScrollBar.value()
pass
def onHSliderChanged(self, e):
d = self.curHSBValue - self.horizontalScrollBar.value()
self.prGrid.scroll(d, 0)
self.curHSBValue = self.horizontalScrollBar.value()
pass
'''
update view
'''
def updateJNotes(self, lstJNoteVO):
newHeight = self.height()
newWidth = lstJNoteVO[0].deltaStart
for jVO in lstJNoteVO:
if jVO.pitch * 12 > newHeight:
newHeight = jVO.pitch * 12 + 50
newWidth += jVO.getLength()
self.prGrid.addJNote(jVO)
pass
self.updateSize(newWidth, newHeight)
def updateSize(self, w, h):
self.setGeometry(self.x(), self.y(), w, h)
self.prGrid.setGridWidth(w)
self.PKb.resize(64, h)
