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slickpicker.py
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slickpicker.py
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from PyQt5 import QtCore, QtGui, QtWidgets
import re
COLOR_RE = re.compile(r'(#[0-9a-fA-F]{3})([0-9a-fA-F]{3})?')
COLOR_NAMES = QtGui.QColor.colorNames()
class QColorValidator(QtGui.QValidator):
def __init__(self, parent=None):
super().__init__(parent)
def validate(self, text, pos):
portion = text
matchy = COLOR_RE.match(portion)
text_len=len(text)
#print(matchy, text)
if matchy is not None:
if matchy.group(1) == portion and text_len == 4:
return (QtGui.QValidator.Acceptable, text, pos)
elif matchy.group(1) and matchy.group(2) is None:
return (QtGui.QValidator.Intermediate, text, pos)
elif matchy.group(1) and matchy.group(2) and text_len == 7:
return (QtGui.QValidator.Acceptable, text, pos)
else:
return (QtGui.QValidator.Invalid, text, pos)
else:
if text_len == 0:
return (QtGui.QValidator.Intermediate, text, pos)
elif text_len < 4 and text[0] == '#':
return (QtGui.QValidator.Intermediate, text, pos)
partial = re.compile(re.escape(text[:pos]))
for named_col in COLOR_NAMES:
match = partial.match(named_col)
if match is not None:
if match.string == text:
return (QtGui.QValidator.Acceptable, text, pos)
else:
return (QtGui.QValidator.Intermediate, text, pos)
return (QtGui.QValidator.Invalid, text, pos)
class QSpinSlider(QtWidgets.QWidget):
def __init__(self, parent=None, slider=None, spinner=None):
super().__init__(parent)
if slider is None:
self.slider = QtWidgets.QSlider()
self.slider.setOrientation(QtCore.Qt.Horizontal)
else:
self.slider = slider
if spinner is None:
self.spinner = QtWidgets.QSpinBox()
else:
self.spinner = spinner
if self.slider.orientation() == QtCore.Qt.Horizontal:
layout = QtWidgets.QHBoxLayout(self)
layout.addWidget(self.slider, alignment = QtCore.Qt.AlignVCenter)
else:
layout = QtWidgets.QVBoxLayout(self)
layout.addWidget(self.slider, alignment = QtCore.Qt.AlignHCenter)
layout.addWidget(self.spinner, alignment = QtCore.Qt.AlignHCenter)
self.slider.valueChanged.connect(self.spinner.setValue)
self.spinner.valueChanged.connect(self.slider.setValue)
self.slider.rangeChanged.connect(self.spinner.setRange)
class QColorLineEdit(QtWidgets.QLineEdit):
colorChanged = QtCore.pyqtSignal('QColor')
def __init__(self, color=None, parent=None):
super().__init__(parent)
#self.clicked.connect(lambda x: self.adjustColor())
self.textChanged.connect(self.adjustColor)
self._cmpl = QtWidgets.QCompleter()
self._model = QtCore.QStringListModel(COLOR_NAMES)
self._cmpl.setModel(self._model)
self.setCompleter(self._cmpl)
if isinstance(color,QtGui.QColor):
self.setColor(color)
else:
self.setColor(QtGui.QColor())
self.setValidator(QColorValidator())
def adjustColor(self, text):
if self.hasAcceptableInput():
#print("Updating color display with", text)
self.setColor(text)
#self.color = QtGui.QColorDialog.getColor(initial=self.color,parent=self)
def color(self):
return self._color
def setColor(self,color):
if isinstance(color,QtGui.QColor):
#print(color.name())
self._color = color
self.setText(color.name())
self.colorChanged.emit(color)
elif isinstance(color, str):
self.setText(color)
self._color = QtGui.QColor(color)
self.colorChanged.emit(self._color)
else:
raise ValueError("That isn't a QColor!")
color = QtCore.pyqtProperty('QColor', fget=color, fset=setColor)
class QColorSpinEdit(QtWidgets.QWidget):
colorChanged = QtCore.pyqtSignal('QColor')
def __init__(self, color=None, parent=None):
super().__init__(parent)
layout = QtWidgets.QFormLayout(self)
self.HEdit = QSpinSlider()
self.SEdit = QSpinSlider()
self.VEdit = QSpinSlider()
self.REdit = QSpinSlider()
self.GEdit = QSpinSlider()
self.BEdit = QSpinSlider()
self.HEdit.slider.setRange(0,359)
self.SEdit.slider.setRange(0,255)
self.VEdit.slider.setRange(0,255)
self.REdit.slider.setRange(0,255)
self.GEdit.slider.setRange(0,255)
self.BEdit.slider.setRange(0,255)
self.HEdit.slider.valueChanged.connect(self._makeHSVColor)
self.SEdit.slider.valueChanged.connect(self._makeHSVColor)
self.VEdit.slider.valueChanged.connect(self._makeHSVColor)
self.REdit.slider.valueChanged.connect(self._makeRGBColor)
self.GEdit.slider.valueChanged.connect(self._makeRGBColor)
self.BEdit.slider.valueChanged.connect(self._makeRGBColor)
self.colorChanged.connect(self._syncSliders)
layout.addRow("Hue", self.HEdit)
layout.addRow("Saturation", self.SEdit)
layout.addRow("Value", self.VEdit)
layout.addRow("Red", self.REdit)
layout.addRow("Green", self.GEdit)
layout.addRow("Blue", self.BEdit)
self._bup = False
def _makeRGBColor(self, val):
if self._bup is False:
self._bup = True
color = QtGui.QColor.fromRgb(self.REdit.slider.value(),
self.GEdit.slider.value(),
self.BEdit.slider.value())
self.HEdit.slider.setValue(color.hue())
self.SEdit.slider.setValue(color.saturation())
self.VEdit.slider.setValue(color.value())
self.setColor(color)
self._bup = False
def _makeHSVColor(self, val):
if self._bup is False:
self._bup = True
color = QtGui.QColor.fromHsv(self.HEdit.slider.value(),
self.SEdit.slider.value(),
self.VEdit.slider.value())
self.REdit.slider.setValue(color.red())
self.GEdit.slider.setValue(color.green())
self.BEdit.slider.setValue(color.blue())
self.setColor(color)
self._bup = False
def _syncSliders(self, color):
self.HEdit.slider.setValue(color.hue())
self.SEdit.slider.setValue(color.saturation())
self.VEdit.slider.setValue(color.value())
self.REdit.slider.setValue(color.red())
self.GEdit.slider.setValue(color.green())
self.BEdit.slider.setValue(color.blue())
def color(self):
return self._color
def setColor(self, color):
self._color = color
self.colorChanged.emit(color)
color = QtCore.pyqtProperty('QColor', fget=color, fset=setColor)
class QColorEdit(QtWidgets.QWidget):
colorChanged = QtCore.pyqtSignal('QColor')
def __init__(self, color=None, parent=None, useQColorDialog=True):
super().__init__(parent)
layout = QtWidgets.QGridLayout(self)
self.previewPanel = QtWidgets.QPushButton()
self.picky = QtWidgets.QPushButton()
self.picky.setText("Pick from screen")
self.previewPanel.setCheckable(True)
self.previewPanel.setText("▶")
self.lineEdit = QColorLineEdit()
if not useQColorDialog:
self.spinColEdit = QColorSpinEdit(self)
else:
self.spinColEdit = QtWidgets.QColorDialog(self)
self.spinColEdit.setOption(QtWidgets.QColorDialog.DontUseNativeDialog)
self.spinColEdit.setOption(QtWidgets.QColorDialog.NoButtons)
self.spinColEdit.setWindowFlags(QtCore.Qt.Popup)
if isinstance(color, QtGui.QColor):
self._color = color
elif isinstance(color, str):
self._color = QtGui.QColor(color)
else:
self._color = QtGui.QColor()
self._picking = False
self.previewPanel.clicked.connect(self._toggleHsv)
self.picky.clicked.connect(self._preparePicking)
self.lineEdit.colorChanged.connect(self._syncWidgets)
self.lineEdit.colorChanged.connect(self.setColor)
if not useQColorDialog:
self.spinColEdit.colorChanged.connect(self._syncWidgets)
self.spinColEdit.colorChanged.connect(self.setColor)
else:
self.spinColEdit.currentColorChanged.connect(self._syncWidgets)
self.spinColEdit.currentColorChanged.connect(self.setColor)
#self.spinColEdit.colorChanged.connect(self.lineEdit.setColor)
self.colorChanged.connect(self._updatePreview)
self.spinColEdit.installEventFilter(self)
layout.addWidget(self.lineEdit,0,0,1,1)
layout.addWidget(self.picky,0,1,1,1)
layout.addWidget(self.previewPanel,0,2,1,1)
if not useQColorDialog:
self._updatePreview(self.color)
else:
self.spinColEdit.setCurrentColor(self.color)
def _syncWidgets(self, c):
#print(self.sender())
if self.sender() is self.lineEdit:
if isinstance(self.spinColEdit, QColorSpinEdit):
self.spinColEdit._syncSliders(c)
self.spinColEdit._color=c
else:
self.spinColEdit.setCurrentColor(c)
elif self.sender() is self.spinColEdit:
self.lineEdit.setColor(c)
def _preparePicking(self, event):
self._picking = True
self.grabKeyboard()
self.grabMouse(QtCore.Qt.CrossCursor)
def mouseMoveEvent(self, event):
if self._picking:
self._pickColor(event.globalPos())
return
return QtWidgets.QWidget.mouseMoveEvent(self, event)
def keyPressEvent(self, event):
if self._picking:
if event.key() == QtCore.Qt.Key_Escape:
self._picking = False
self.releaseKeyboard()
self.releaseMouse()
event.accept()
return
return QtWidgets.QWidget.keyPressEvent(self, event)
def mouseReleaseEvent(self, event):
if self._picking:
self._picking = False
self.releaseKeyboard()
self.releaseMouse()
self._pickColor(event.globalPos())
return
return QtWidgets.QWidget.mouseReleaseEvent(self, event)
def _pickColor(self, pos):
desktop = QtWidgets.QApplication.desktop().winId()
screen = QtWidgets.QApplication.primaryScreen()
pixmap = screen.grabWindow(
desktop,
pos.x(), pos.y(),
1, 1
)
img = pixmap.toImage()
col = QtGui.QColor(img.pixel(0,0))
self.lineEdit.setColor(col)
if isinstance(self.spinColEdit,QColorSpinEdit):
self.spinColEdit.setColor(col)
else:
self.spinColEdit.setCurrentColor(col)
self.setColor(col)
def eventFilter(self, source, event):
if source is self.spinColEdit and event.type() in (QtCore.QEvent.Close, QtCore.QEvent.Hide, QtCore.QEvent.HideToParent):
self.previewPanel.setChecked(False)
self.previewPanel.setText("▶")
return QtWidgets.QWidget.eventFilter(self, source, event)
def _toggleHsv(self, checked):
if checked:
self.spinColEdit.show()
really_here = self.mapToGlobal(self.rect().bottomRight())
bottom_margin = self.layout().contentsMargins().bottom()
bottom_corner= really_here.x()-self.spinColEdit.width()
pop_here = really_here.y()-bottom_margin
#print(bottom_corner, pop_here, self.height(), really_here.y(), bottom_margin)
self.spinColEdit.move(bottom_corner, pop_here)
self.previewPanel.setText("▼")
else:
#print("e")
self.spinColEdit.hide()
self.previewPanel.setText("▶")
def _updatePreview(self, color):
px=QtGui.QPixmap(128,128)
px.fill(color)
self.previewPanel.setIcon(QtGui.QIcon(px))
def color(self):
return self._color
def setColor(self, color):
self._color = color
self.colorChanged.emit(color)
color = QtCore.pyqtProperty('QColor', fget=color, fset=setColor)