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Added GLViewWidget.setBackgroundColor()

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This commit is contained in:
Luke Campagnola 2014-02-28 08:54:33 -05:00
parent 7d32ef85be
commit 5b6bc6715c
1 changed files with 11 additions and 1 deletions
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12
pyqtgraph/opengl/GLViewWidget.py
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@ -36,6 +36,7 @@ class GLViewWidget(QtOpenGL.QGLWidget):
## (rotation around z-axis 0 points along x-axis) ## (rotation around z-axis 0 points along x-axis)
'viewport': None, ## glViewport params; None == whole widget 'viewport': None, ## glViewport params; None == whole widget
} }
self.setBackgroundColor('k')
self.items = [] self.items = []
self.noRepeatKeys = [QtCore.Qt.Key_Right, QtCore.Qt.Key_Left, QtCore.Qt.Key_Up, QtCore.Qt.Key_Down, QtCore.Qt.Key_PageUp, QtCore.Qt.Key_PageDown] self.noRepeatKeys = [QtCore.Qt.Key_Right, QtCore.Qt.Key_Left, QtCore.Qt.Key_Up, QtCore.Qt.Key_Down, QtCore.Qt.Key_PageUp, QtCore.Qt.Key_PageDown]
self.keysPressed = {} self.keysPressed = {}
@ -64,9 +65,16 @@ class GLViewWidget(QtOpenGL.QGLWidget):
def initializeGL(self): def initializeGL(self):
glClearColor(0.0, 0.0, 0.0, 0.0)
self.resizeGL(self.width(), self.height()) self.resizeGL(self.width(), self.height())
def setBackgroundColor(self, *args, **kwds):
"""
Set the background color of the widget. Accepts the same arguments as
pg.mkColor().
"""
self.opts['bgcolor'] = fn.mkColor(*args, **kwds)
self.update()
def getViewport(self): def getViewport(self):
vp = self.opts['viewport'] vp = self.opts['viewport']
if vp is None: if vp is None:
@ -164,6 +172,8 @@ class GLViewWidget(QtOpenGL.QGLWidget):
glViewport(*viewport) glViewport(*viewport)
self.setProjection(region=region) self.setProjection(region=region)
self.setModelview() self.setModelview()
bgcolor = self.opts['bgcolor']
glClearColor(bgcolor.red(), bgcolor.green(), bgcolor.blue(), 1.0)
glClear( GL_DEPTH_BUFFER_BIT | GL_COLOR_BUFFER_BIT ) glClear( GL_DEPTH_BUFFER_BIT | GL_COLOR_BUFFER_BIT )
self.drawItemTree(useItemNames=useItemNames) self.drawItemTree(useItemNames=useItemNames)