def set_color(self): r, g, b = gprefs['cover_grid_color'] pal = QPalette() col = QColor(r, g, b) pal.setColor(pal.Base, col) tex = gprefs['cover_grid_texture'] if tex: from calibre.gui2.preferences.texture_chooser import texture_path path = texture_path(tex) if path: pm = QPixmap(path) if not pm.isNull(): val = pm.scaled(1, 1).toImage().pixel(0, 0) r, g, b = qRed(val), qGreen(val), qBlue(val) pal.setBrush(pal.Base, QBrush(pm)) dark = (r + g + b)/3.0 < 128 pal.setColor(pal.Text, QColor(Qt.white if dark else Qt.black)) self.setPalette(pal) self.delegate.highlight_color = pal.color(pal.Text)
def set_color(self): r, g, b = gprefs['cover_grid_color'] pal = QPalette() col = QColor(r, g, b) pal.setColor(pal.Base, col) tex = gprefs['cover_grid_texture'] if tex: from calibre.gui2.preferences.texture_chooser import texture_path path = texture_path(tex) if path: pm = QPixmap(path) if not pm.isNull(): val = pm.scaled(1, 1).toImage().pixel(0, 0) r, g, b = qRed(val), qGreen(val), qBlue(val) pal.setBrush(pal.Base, QBrush(pm)) dark = (r + g + b) / 3.0 < 128 pal.setColor(pal.Text, QColor(Qt.white if dark else Qt.black)) self.setPalette(pal) self.delegate.highlight_color = pal.color(pal.Text)
def set_color(self): r, g, b = gprefs['cover_grid_color'] tex = gprefs['cover_grid_texture'] pal = self.palette() pal.setColor(pal.Base, QColor(r, g, b)) self.setPalette(pal) ss = '' if tex: from calibre.gui2.preferences.texture_chooser import texture_path path = texture_path(tex) if path: path = os.path.abspath(path).replace(os.sep, '/') ss += 'background-image: url({});'.format(path) ss += 'background-attachment: fixed;' pm = QPixmap(path) if not pm.isNull(): val = pm.scaled(1, 1).toImage().pixel(0, 0) r, g, b = qRed(val), qGreen(val), qBlue(val) dark = max(r, g, b) < 115 ss += 'color: {};'.format('white' if dark else 'black') self.delegate.highlight_color = QColor(Qt.white if dark else Qt.black) self.setStyleSheet('QListView {{ {} }}'.format(ss))