def interpolate_color( start: QColor, end: QColor, percent: int, colorspace: typing.Optional[QColor.Spec] = QColor.Rgb ) -> QColor: """Get an interpolated color value. Args: start: The start color. end: The end color. percent: Which value to get (0 - 100) colorspace: The desired interpolation color system, QColor::{Rgb,Hsv,Hsl} (from QColor::Spec enum) If None, start is used except when percent is 100. Return: The interpolated QColor, with the same spec as the given start color. """ qtutils.ensure_valid(start) qtutils.ensure_valid(end) if colorspace is None: if percent == 100: return QColor(*end.getRgb()) else: return QColor(*start.getRgb()) out = QColor() if colorspace == QColor.Rgb: a_c1, a_c2, a_c3, _alpha = start.getRgb() b_c1, b_c2, b_c3, _alpha = end.getRgb() components = _get_color_percentage(a_c1, a_c2, a_c3, b_c1, b_c2, b_c3, percent) out.setRgb(*components) elif colorspace == QColor.Hsv: a_c1, a_c2, a_c3, _alpha = start.getHsv() b_c1, b_c2, b_c3, _alpha = end.getHsv() components = _get_color_percentage(a_c1, a_c2, a_c3, b_c1, b_c2, b_c3, percent) out.setHsv(*components) elif colorspace == QColor.Hsl: a_c1, a_c2, a_c3, _alpha = start.getHsl() b_c1, b_c2, b_c3, _alpha = end.getHsl() components = _get_color_percentage(a_c1, a_c2, a_c3, b_c1, b_c2, b_c3, percent) out.setHsl(*components) else: raise ValueError("Invalid colorspace!") out = out.convertTo(start.spec()) qtutils.ensure_valid(out) return out
def interpolate_color( start: QColor, end: QColor, percent: int, colorspace: Optional[QColor.Spec] = QColor.Rgb) -> QColor: """Get an interpolated color value. Args: start: The start color. end: The end color. percent: Which value to get (0 - 100) colorspace: The desired interpolation color system, QColor::{Rgb,Hsv,Hsl} (from QColor::Spec enum) If None, start is used except when percent is 100. Return: The interpolated QColor, with the same spec as the given start color. """ ensure_valid(start) ensure_valid(end) if colorspace is None: if percent == 100: return QColor(*end.getRgb()) else: return QColor(*start.getRgb()) out = QColor() if colorspace == QColor.Rgb: r1, g1, b1, a1 = start.getRgb() r2, g2, b2, a2 = end.getRgb() components = _get_color_percentage(r1, g1, b1, a1, r2, g2, b2, a2, percent) out.setRgb(*components) elif colorspace == QColor.Hsv: h1, s1, v1, a1 = start.getHsv() h2, s2, v2, a2 = end.getHsv() components = _get_color_percentage(h1, s1, v1, a1, h2, s2, v2, a2, percent) out.setHsv(*components) elif colorspace == QColor.Hsl: h1, s1, l1, a1 = start.getHsl() h2, s2, l2, a2 = end.getHsl() components = _get_color_percentage(h1, s1, l1, a1, h2, s2, l2, a2, percent) out.setHsl(*components) else: raise ValueError("Invalid colorspace!") out = out.convertTo(start.spec()) ensure_valid(out) return out
def interpolate_color(start, end, percent, colorspace=QColor.Rgb): """Get an interpolated color value. Args: start: The start color. end: The end color. percent: Which value to get (0 - 100) colorspace: The desired interpolation color system, QColor::{Rgb,Hsv,Hsl} (from QColor::Spec enum) If None, start is used except when percent is 100. Return: The interpolated QColor, with the same spec as the given start color. """ qtutils.ensure_valid(start) qtutils.ensure_valid(end) if colorspace is None: if percent == 100: return QColor(*end.getRgb()) else: return QColor(*start.getRgb()) out = QColor() if colorspace == QColor.Rgb: a_c1, a_c2, a_c3, _alpha = start.getRgb() b_c1, b_c2, b_c3, _alpha = end.getRgb() components = _get_color_percentage(a_c1, a_c2, a_c3, b_c1, b_c2, b_c3, percent) out.setRgb(*components) elif colorspace == QColor.Hsv: a_c1, a_c2, a_c3, _alpha = start.getHsv() b_c1, b_c2, b_c3, _alpha = end.getHsv() components = _get_color_percentage(a_c1, a_c2, a_c3, b_c1, b_c2, b_c3, percent) out.setHsv(*components) elif colorspace == QColor.Hsl: a_c1, a_c2, a_c3, _alpha = start.getHsl() b_c1, b_c2, b_c3, _alpha = end.getHsl() components = _get_color_percentage(a_c1, a_c2, a_c3, b_c1, b_c2, b_c3, percent) out.setHsl(*components) else: raise ValueError("Invalid colorspace!") out = out.convertTo(start.spec()) qtutils.ensure_valid(out) return out
def interpolate_color(start, end, percent, colorspace=QColor.Rgb): """Get an interpolated color value. Args: start: The start color. end: The end color. percent: Which value to get (0 - 100) colorspace: The desired interpolation colorsystem, QColor::{Rgb,Hsv,Hsl} (from QColor::Spec enum) Return: The interpolated QColor, with the same spec as the given start color. """ qtutils.ensure_valid(start) qtutils.ensure_valid(end) out = QColor() if colorspace == QColor.Rgb: a_c1, a_c2, a_c3, _alpha = start.getRgb() b_c1, b_c2, b_c3, _alpha = end.getRgb() components = _get_color_percentage(a_c1, a_c2, a_c3, b_c1, b_c2, b_c3, percent) out.setRgb(*components) elif colorspace == QColor.Hsv: a_c1, a_c2, a_c3, _alpha = start.getHsv() b_c1, b_c2, b_c3, _alpha = end.getHsv() components = _get_color_percentage(a_c1, a_c2, a_c3, b_c1, b_c2, b_c3, percent) out.setHsv(*components) elif colorspace == QColor.Hsl: a_c1, a_c2, a_c3, _alpha = start.getHsl() b_c1, b_c2, b_c3, _alpha = end.getHsl() components = _get_color_percentage(a_c1, a_c2, a_c3, b_c1, b_c2, b_c3, percent) out.setHsl(*components) else: raise ValueError("Invalid colorspace!") out = out.convertTo(start.spec()) qtutils.ensure_valid(out) return out