def _mimeDataAlgorithm(items):
item = items[0]
mimeData = None
if isinstance(item, TreeAlgorithmItem):
mimeData = QMimeData()
mimeData.setText(item.alg.id())
return mimeData
def _mimeDataAlgorithm(items):
item = items[0]
if isinstance(item, TreeAlgorithmItem):
mimeData = QMimeData()
mimeData.setText(item.alg.commandLineName())
return mimeData
def _mimeDataInput(items):
mimeData = QMimeData()
text = items[0].text(0)
mimeData.setText(text)
return mimeData
def _mimeDataInput(items):
mimeData = QMimeData()
text = items[0].data(0, Qt.UserRole)
mimeData.setText(text)
return mimeData
def _mimeDataAlgorithm(items):
item = items[0]
if isinstance(item, TreeAlgorithmItem):
mimeData = QMimeData()
mimeData.setText(item.alg.commandLineName())
return mimeData
def _mimeDataInput(items):
mimeData = QMimeData()
text = items[0].text(0)
mimeData.setText(text)
return mimeData
def _mimeDataInput(items):
mimeData = QMimeData()
text = items[0].data(0, Qt.UserRole)
mimeData.setText(text)
return mimeData
def testColorFromMimeData(self):
data = QMimeData()
color, has_alpha = QgsSymbolLayerUtils.colorFromMimeData(data)
self.assertFalse(color.isValid())
# color data
data.setColorData(QColor(255, 0, 255))
color, has_alpha = QgsSymbolLayerUtils.colorFromMimeData(data)
self.assertTrue(color.isValid())
self.assertEqual(color.name(), '#ff00ff')
# should be true regardless of the actual color's opacity -- a QColor object has innate knowledge of the alpha,
# so our input color HAS an alpha of 255
self.assertTrue(has_alpha)
self.assertEqual(color.alpha(), 255)
data.setColorData(QColor(255, 0, 255, 100))
color, has_alpha = QgsSymbolLayerUtils.colorFromMimeData(data)
self.assertTrue(color.isValid())
self.assertEqual(color.name(), '#ff00ff')
self.assertEqual(color.alpha(), 100)
self.assertTrue(has_alpha)
# text data
data = QMimeData()
data.setText('#ff00ff')
color, has_alpha = QgsSymbolLayerUtils.colorFromMimeData(data)
self.assertTrue(color.isValid())
self.assertEqual(color.name(), '#ff00ff')
# should be False -- no alpha was specified
self.assertFalse(has_alpha)
self.assertEqual(color.alpha(), 255)
data.setText('#ff00ff66')
color, has_alpha = QgsSymbolLayerUtils.colorFromMimeData(data)
self.assertTrue(color.isValid())
self.assertEqual(color.name(), '#ff00ff')
self.assertTrue(has_alpha)
self.assertEqual(color.alpha(), 102)
# "#" is optional
data.setText('ff00ff66')
color, has_alpha = QgsSymbolLayerUtils.colorFromMimeData(data)
self.assertTrue(color.isValid())
self.assertEqual(color.name(), '#ff00ff')
self.assertTrue(has_alpha)
self.assertEqual(color.alpha(), 102)
data.setText('255,0,255')
color, has_alpha = QgsSymbolLayerUtils.colorFromMimeData(data)
self.assertTrue(color.isValid())
self.assertEqual(color.name(), '#ff00ff')
self.assertFalse(has_alpha)
self.assertEqual(color.alpha(), 255)
data.setText('255,0,255,0.5')
color, has_alpha = QgsSymbolLayerUtils.colorFromMimeData(data)
self.assertTrue(color.isValid())
self.assertEqual(color.name(), '#ff00ff')
self.assertTrue(has_alpha)
self.assertEqual(color.alpha(), 128)
data.setText('rgba(255,0,255,0.5)')
color, has_alpha = QgsSymbolLayerUtils.colorFromMimeData(data)
self.assertTrue(color.isValid())
self.assertEqual(color.name(), '#ff00ff')
self.assertTrue(has_alpha)
self.assertEqual(color.alpha(), 128)
# wrong data type
data = QMimeData()
data.setImageData(QImage())
color, has_alpha = QgsSymbolLayerUtils.colorFromMimeData(data)
self.assertFalse(color.isValid())
