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bcvaluedelegate.cpp
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384
bcvaluedelegate.cpp
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/***************************************************************************
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BionxControl
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© 2025 -2026 christoph holzheuer
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christoph.holzheuer@gmail.com
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Using:
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mhs_can_drv.c
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© 2011 - 2023 by MHS-Elektronik GmbH & Co. KG, Germany
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Klaus Demlehner, klaus@mhs-elektronik.de
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@see www.mhs-elektronik.de
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Based on Bionx data type descriptions from:
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BigXionFlasher USB V 0.2.4 rev. 97
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© 2011-2013 by Thomas Koenig <info@bigxionflasher.org>
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@see www.bigxionflasher.org
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Bionx Bike Info
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© 2018 Thorsten Schmidt (tschmidt@ts-soft.de)
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@see www.ts-soft.de
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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@see https://github.com/bikemike/bionx-bikeinfo
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***************************************************************************/
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#include <QSlider>
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#include <QLabel>
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#include <QHBoxLayout>
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#include <QWidget>
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#include <QDebug>
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#include <QPainter>
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#include <QTimer>
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#include <QTableView>
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#include <QVariantAnimation>
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#include <QPropertyAnimation>
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#include <QPainter>
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#include <bcvaluedelegate.h>
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#include <bcvalueeditor.h>
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BCValueDelegate::BCValueDelegate(const BCValueList& valueList, QTableView* view)
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: QStyledItemDelegate{view}, _valueList{valueList}, _view{view}
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{
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}
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QWidget* BCValueDelegate::createEditor(QWidget *parent, const QStyleOptionViewItem &option, const QModelIndex& index) const
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{
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const BCValue& bcValue = *(_valueList[ index.row()].get());
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Q_UNUSED(option)
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Q_UNUSED(index)
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auto* valueEditor = new BCValueEditor(bcValue, parent);
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// Signal für sofortige Updates
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connect(valueEditor, &BCValueEditor::valueChanged, this, [this, valueEditor]()
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{
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// Commit data sofort bei Änderung
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emit const_cast<BCValueDelegate*>(this)->commitData(valueEditor);
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});
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return valueEditor;
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}
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void BCValueDelegate::setEditorData(QWidget *editor, const QModelIndex& index) const
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{
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/*
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// Daten vom Model in den Editor laden
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const BCValue& bc = *index.data(Qt::EditRole).value<BCValue*>();
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QSlider *slider = editor->findChild<QSlider*>("slider");
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QLabel *lblUnit = editor->findChild<QLabel*>("lblUnit");
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if (slider && lblUnit)
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{
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bool olDriverState = slider->blockSignals(true);
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slider->setValue(bc.formattedValue.toInt());
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slider->blockSignals(olDriverState);
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lblUnit->setText(QString("%1 %2").arg(bc.formattedValue.toInt()).arg( "mm3"));
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}
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else
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{
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QStyledItemDelegate::setEditorData(editor, index);
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}
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*/
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}
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void BCValueDelegate::setModelData(QWidget *editor, QAbstractItemModel *model, const QModelIndex& index) const
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{
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// Daten vom Editor zurück ins Model speichern (Beim Schließen)
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QSlider *slider = editor->findChild<QSlider*>("slider");
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if (slider)
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{
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int value = slider->value();
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model->setData(index, value, Qt::EditRole);
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}
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else
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{
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QStyledItemDelegate::setModelData(editor, model, index);
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}
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}
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void BCValueDelegate::updateEditorGeometry(QWidget *editor, const QStyleOptionViewItem &option, const QModelIndex& index) const
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{
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Q_UNUSED(index)
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/*
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QRect barRect = option.rect.adjusted(option.rect.width() - 55,
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option.rect.height() / 2 - 2,
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-8,
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-option.rect.height() / 2 + 2);
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*/
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QRect sliderRect = option.rect.adjusted(
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option.rect.width() - 125, // Von rechts: 115px (Breite der Progress Bar)
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0, // Oben: kein Offset
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-8, // Rechts: 8px Padding
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0 // Unten: kein Offset
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);
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editor->setGeometry(sliderRect); // Slider nur über Progress Bar
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}
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QSize BCValueDelegate::sizeHint(const QStyleOptionViewItem &option, const QModelIndex& index) const
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{
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return QStyledItemDelegate::sizeHint(option,index);
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/*
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QStyleOptionViewItem opt = option;
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initStyleOption(&opt, index);
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opt.text = formatDisplayString(index);
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QStyle *style = opt.widget ? opt.widget->style() : QApplication::style();
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return style->sizeFromContents(QStyle::CT_ItemViewItem, &opt, QSize(), opt.widget);
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*/
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}
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void BCValueDelegate::paint(QPainter *painter, const QStyleOptionViewItem& option, const QModelIndex& index) const
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{
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// Standard-Zeichnen (Text, Hintergrund, Selection) durchführen
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QStyledItemDelegate::paint(painter, option, index);
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int row = index.row();
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if( index.column() == 1 )
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{
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if( row>-1 && row <= _valueList.size() )
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{
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const BCValue& bcValue = *(_valueList[ index.row()].get());
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if( !bcValue.isReadOnly())
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paintSliderIndicator(painter,option,bcValue);
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}
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if(_rowOpacities.contains(row))
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paintHighlightRow(painter,option,index.row());
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}
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}
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void BCValueDelegate::paintHighlightRow(QPainter* painter, const QStyleOptionViewItem& option, int row) const
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{
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painter->save();
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painter->setRenderHint(QPainter::Antialiasing);
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qreal opacity =_rowOpacities.value(row);
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painter->setOpacity(opacity);
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// Margin von 4px
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QRect itemRect = option.rect.adjusted(3, 3, -3, -3);
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// Border (2px solid #2196F3)
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// oranger rahmen
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QPen borderPen( QColor(0xFF8C00), 1);
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painter->setPen(borderPen);
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painter->setBrush(Qt::NoBrush);
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// highlight background
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//QColor highlightColor = option.palette.highlight().color();
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//highlightColor.setAlphaF(0.3); // 0.0 bis 1.0 (float ist oft lesbarer)
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//painter->fillRect(option.rect, highlightColor);
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painter->drawRoundedRect(itemRect, 2, 2);
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painter->restore();
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}
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/**
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* @brief Zeichnet eine passiven Slider, um den Wertebereich des übergebenen BCValue anzuzeigen.
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* @param painter
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* @param option
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* @param bcValue
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*/
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void BCValueDelegate::paintSliderIndicator(QPainter* painter, const QStyleOptionViewItem& option, const BCValue& bcValue) const
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{
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// Text und kleiner Slider-Indikator zeichnen
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painter->save();
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painter->setRenderHint(QPainter::Antialiasing);
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/*
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QRect barRect = option.rect.adjusted(option.rect.width() - 130,
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option.rect.height() / 2 - 2,
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-8,
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-option.rect.height() / 2 + 2);
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*/
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QRect barRect = option.rect.adjusted(option.rect.width() - 130,
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option.rect.height() / 2 + 1,
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-8,
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-option.rect.height() / 2 - 3);
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double ratio = bcValue.calcRatio();
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if( ratio)
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{
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// Mini Progress Bar
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painter->setPen(Qt::NoPen);
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painter->setBrush(QColor(0xE0E0E0));
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painter->drawRoundedRect(barRect, 2, 2);
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QRect fillRect = barRect;
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fillRect.setWidth(barRect.width() * ratio);
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painter->setBrush(QColor(0x0078D4));
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painter->drawRoundedRect(fillRect, 2, 2);
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}
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painter->restore();
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/// -------
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/*
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// Hintergrund
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if (option.state & QStyle::State_Selected)
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{
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painter->fillRect(option.rect, option.palette.highlight());
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}
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else
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{
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QColor bcColor = option.palette.color(QPalette::Base);
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painter->fillRect(option.rect, bcColor);
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}
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*/
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/*
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// baby-Slider-Indikator zeichnen
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// Anteil zwischen min und max berechnen
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double ratio = bcValue.calcRatio();
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if( !ratio)
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return;
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painter->save();
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painter->setRenderHint(QPainter::Antialiasing);
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QRect barRect = option.rect.adjusted
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(
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8,
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option.rect.height() / 2 - 2,
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-8,
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-option.rect.height() / 2 + 2
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);
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// Mini Progress Bar
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painter->setPen(Qt::NoPen);
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QColor disabledText = option.palette.color(QPalette::Disabled, QPalette::Text);
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painter->setBrush(disabledText);
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painter->drawRoundedRect(barRect, 2, 2);
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barRect.setWidth(barRect.width() * ratio );
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painter->setBrush(QColor(0x0078D4));
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//painter->setBrush(Qt::green);
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//painter->setBrush( );
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painter->drawRoundedRect(barRect, 2, 2);
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painter->restore();
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*/
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}
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/**
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* @brief Startet die Animation für die übergebene Zeile
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* @param row
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*/
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void BCValueDelegate::onHighlightRow(int row)
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{
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// Alte Animation für diese Zeile stoppen falls vorhanden
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if (_rowAnimations.contains(row))
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{
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_rowAnimations[row]->stop();
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_rowAnimations[row]->deleteLater();
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}
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// QVariantAnimation ist flexibler als QPropertyAnimation
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auto* anim = new QVariantAnimation(this);
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anim->setDuration(800);
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anim->setStartValue(0.0);
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anim->setEndValue(1.0);
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// Custom Easing für Fade-in/out Effekt
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anim->setEasingCurve(QEasingCurve::OutQuad);
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connect(anim, &QVariantAnimation::valueChanged, this, [this, row](const QVariant& value)
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{
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qreal progress = value.toReal();
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qreal opacity;
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// Schnelles Fade-in (20%), langsames Fade-out (80%)
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if (progress < 0.2) {
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opacity = progress * 5.0; // 0->1 in 20%
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} else {
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opacity = 1.0 - ((progress - 0.2) / 0.8); // 1->0 in 80%
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}
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_rowOpacities[row] = opacity;
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updateRow(row);
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});
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connect(anim, &QVariantAnimation::finished, this, [this, row, anim]()
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{
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_rowOpacities.remove(row);
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_rowAnimations.remove(row);
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updateRow(row);
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anim->deleteLater();
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});
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_rowAnimations[row] = anim;
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anim->start(QAbstractAnimation::DeleteWhenStopped);
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}
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/**
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* @brief Sopt alle gerade laufenden Animationen
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*/
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void BCValueDelegate::clearAllHighlights()
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{
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for(auto* anim : std::as_const(_rowAnimations))
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{
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anim->stop();
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anim->deleteLater();
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}
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_rowAnimations.clear();
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_rowOpacities.clear();
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if (_view)
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{
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_view->viewport()->update();
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}
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}
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/**
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* @brief Zeichnet die übegebene Zeile neu.
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* @param row
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*/
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void BCValueDelegate::updateRow(int row)
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{
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if (_view && _view->model() && row >= 0)
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{
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QModelIndex idx = _view->model()->index(row,1);
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QRect rect = _view->visualRect(idx);
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if (!rect.isEmpty()) {
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_view->viewport()->update(rect);
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}
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}
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}
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