Changeset - 4b3919970a41
[Not reviewed]
Hasan Yavuz ÖZDERYA - 9 years ago 2017-01-03 06:46:44
hy@ozderya.net
added channel info constructor and new 32 color palette
2 files changed with 52 insertions and 18 deletions:
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src/channelinfomodel.cpp
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/*
 
  Copyright © 2017 Hasan Yavuz Özderya
 

	
 
  This file is part of serialplot.
 

	
 
  serialplot is free software: you can redistribute it and/or modify
 
  it under the terms of the GNU General Public License as published by
 
  the Free Software Foundation, either version 3 of the License, or
 
  (at your option) any later version.
 

	
 
  serialplot is distributed in the hope that it will be useful,
 
  but WITHOUT ANY WARRANTY; without even the implied warranty of
 
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
  GNU General Public License for more details.
 

	
 
  You should have received a copy of the GNU General Public License
 
  along with serialplot.  If not, see <http://www.gnu.org/licenses/>.
 
*/
 

	
 
#include "channelinfomodel.h"
 
#include "setting_defines.h"
 

	
 
const QColor colors[8] =
 
#define NUMOF_COLORS  (32)
 

	
 
const QColor colors[NUMOF_COLORS] =
 
{
 
    QColor(237,97,68),
 
    QColor(92,200,96),
 
    QColor(225,98,207),
 
    QColor(163,195,58),
 
    QColor(148,123,239),
 
    QColor(212,182,52),
 
    QColor(238,82,133),
 
    QColor(219,136,44)
 
    QColor("#ff0056"),
 
    QColor("#7e2dd2"),
 
    QColor("#00ae7e"),
 
    QColor("#fe8900"),
 
    QColor("#ff937e"),
 
    QColor("#6a826c"),
 
    QColor("#ff029d"),
 
    QColor("#00b917"),
 
    QColor("#7a4782"),
 
    QColor("#85a900"),
 
    QColor("#a42400"),
 
    QColor("#683d3b"),
 
    QColor("#bdc6ff"),
 
    QColor("#263400"),
 
    QColor("#bdd393"),
 
    QColor("#d5ff00"),
 
    QColor("#9e008e"),
 
    QColor("#001544"),
 
    QColor("#c28c9f"),
 
    QColor("#ff74a3"),
 
    QColor("#01d0ff"),
 
    QColor("#004754"),
 
    QColor("#e56ffe"),
 
    QColor("#788231"),
 
    QColor("#0e4ca1"),
 
    QColor("#91d0cb"),
 
    QColor("#be9970"),
 
    QColor("#968ae8"),
 
    QColor("#bb8800"),
 
    QColor("#43002c"),
 
    QColor("#deff74"),
 
    QColor("#00ffc6")
 
};
 

	
 
ChannelInfoModel::ChannelInfoModel(unsigned numberOfChannels, QObject* parent) :
 
    QAbstractTableModel(parent)
 
{
 
    _numOfChannels = 0;
 
    setNumOfChannels(numberOfChannels);
 
}
 

	
 
ChannelInfoModel::ChannelInfo::ChannelInfo(unsigned index)
 
{
 
    name = tr("Channel %1").arg(index + 1);
 
    visibility = true;
 
    color = colors[index % NUMOF_COLORS];
 
}
 

	
 
int ChannelInfoModel::rowCount(const QModelIndex &parent) const
 
{
 
    return _numOfChannels;
 
}
 

	
 
int ChannelInfoModel::columnCount(const QModelIndex & parent) const
 
{
 
    return COLUMN_COUNT;
 
}
 

	
 
Qt::ItemFlags ChannelInfoModel::flags(const QModelIndex &index) const
 
{
 
    if (index.column() == COLUMN_NAME)
 
    {
 
        return Qt::ItemIsEditable | Qt::ItemIsEnabled | Qt::ItemNeverHasChildren | Qt::ItemIsSelectable;
 
    }
 
    else if (index.column() == COLUMN_VISIBILITY)
 
    {
 
        return Qt::ItemIsUserCheckable | Qt::ItemIsEnabled | Qt::ItemNeverHasChildren | Qt::ItemIsSelectable;
 
    }
 

	
 
    return Qt::NoItemFlags;
 
}
 

	
 
@@ -164,144 +197,143 @@ bool ChannelInfoModel::setData(const QMo
 
    // invalid index/role
 
    return false;
 
}
 

	
 
void ChannelInfoModel::setNumOfChannels(unsigned number)
 
{
 
    if (number == _numOfChannels) return;
 

	
 
    bool isInserting = number > _numOfChannels;
 
    if (isInserting)
 
    {
 
        beginInsertRows(QModelIndex(), _numOfChannels, number-1);
 
    }
 
    else
 
    {
 
        beginRemoveRows(QModelIndex(), number, _numOfChannels-1);
 
    }
 

	
 
    // we create channel info but never remove channel info to
 
    // remember user entered info
 
    if ((int) number > infos.length())
 
    {
 
        for (unsigned ci = _numOfChannels; ci < number; ci++)
 
        {
 
            infos.append({QString("Channel %1").arg(ci+1), true, colors[ci % 8]});
 
            infos.append(ChannelInfo(ci));
 
        }
 
    }
 

	
 
    // make sure newly available channels are visible, we don't
 
    // remember visibility option intentionally so that user doesn't
 
    // get confused
 
    if (number > _numOfChannels)
 
    {
 
        for (unsigned ci = _numOfChannels; ci < number; ci++)
 
        {
 
            infos[ci].visibility = true;
 
        }
 
    }
 

	
 
    _numOfChannels = number;
 

	
 
    if (isInserting)
 
    {
 
        endInsertRows();
 
    }
 
    else
 
    {
 
        endRemoveRows();
 
    }
 
}
 

	
 
void ChannelInfoModel::resetInfos()
 
{
 
    beginResetModel();
 
    for (unsigned ci = 0; (int) ci < infos.length(); ci++)
 
    {
 
        infos[ci] = {QString("Channel %1").arg(ci+1), true, colors[ci % 8]};
 
        infos[ci] = ChannelInfo(ci);
 
    }
 
    endResetModel();
 
}
 

	
 
void ChannelInfoModel::resetNames()
 
{
 
    beginResetModel();
 
    for (unsigned ci = 0; (int) ci < infos.length(); ci++)
 
    {
 
        infos[ci].name = QString("Channel %1").arg(ci+1);
 
        infos[ci].name = ChannelInfo(ci).name;
 
    }
 
    endResetModel();
 
}
 

	
 
void ChannelInfoModel::resetColors()
 
{
 
    beginResetModel();
 
    for (unsigned ci = 0; (int) ci < infos.length(); ci++)
 
    {
 
        infos[ci].color = colors[ci % 8];
 
        infos[ci].color = ChannelInfo(ci).color;
 
    }
 
    endResetModel();
 
}
 

	
 
void ChannelInfoModel::resetVisibility()
 
{
 
    beginResetModel();
 
    for (unsigned ci = 0; (int) ci < infos.length(); ci++)
 
    {
 
        infos[ci].visibility = true;
 
    }
 
    endResetModel();
 
}
 

	
 
void ChannelInfoModel::saveSettings(QSettings* settings)
 
{
 
    settings->beginGroup(SettingGroup_Channels);
 
    settings->beginWriteArray(SG_Channels_Channel);
 

	
 
    // save all channel information regardless of current number of channels
 
    for (unsigned ci = 0; (int) ci < infos.length(); ci++)
 
    {
 
        settings->setArrayIndex(ci);
 
        settings->setValue(SG_Channels_Name, infos[ci].name);
 
        settings->setValue(SG_Channels_Color, infos[ci].color);
 
        settings->setValue(SG_Channels_Visible, infos[ci].visibility);
 
    }
 

	
 
    settings->endArray();
 
    settings->endGroup();
 
}
 

	
 
void ChannelInfoModel::loadSettings(QSettings* settings)
 
{
 
    settings->beginGroup(SettingGroup_Channels);
 
    unsigned size = settings->beginReadArray(SG_Channels_Channel);
 

	
 
    for (unsigned ci = 0; ci < size; ci++)
 
    {
 
        settings->setArrayIndex(ci);
 

	
 
        ChannelInfo chanInfo;
 
        chanInfo.name       = settings->value(SG_Channels_Name,
 
                                              QString(tr("Channel %1")).arg(ci+1)).toString();
 
        chanInfo.color      = settings->value(SG_Channels_Color, colors[ci % 8]).value<QColor>();
 
        ChannelInfo chanInfo(ci);
 
        chanInfo.name       = settings->value(SG_Channels_Name, chanInfo.name).toString();
 
        chanInfo.color      = settings->value(SG_Channels_Color, chanInfo.color).value<QColor>();
 
        chanInfo.visibility = settings->value(SG_Channels_Visible, true).toBool();
 

	
 
        if ((int) ci < infos.size())
 
        {
 
            infos[ci] = chanInfo;
 

	
 
            if (ci < _numOfChannels)
 
            {
 
                auto roles = QVector<int>({
 
                    Qt::DisplayRole, Qt::EditRole, Qt::ForegroundRole, Qt::CheckStateRole});
 
                emit dataChanged(index(ci, 0), index(ci, COLUMN_COUNT-1), roles);
 
            }
 
        }
 
        else
 
        {
 
            infos.append(chanInfo);
 
        }
 
    }
 

	
 
    settings->endArray();
 
    settings->endGroup();
 
}
src/channelinfomodel.h
Show inline comments
 
@@ -44,39 +44,41 @@ public:
 
    QVariant      data(const QModelIndex &index, int role = Qt::DisplayRole) const;
 
    bool          setData(const QModelIndex &index, const QVariant &value, int role = Qt::EditRole);
 
    Qt::ItemFlags flags(const QModelIndex &index) const;
 
    QVariant      headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const;
 

	
 
    void setNumOfChannels(unsigned number);
 
    /// Stores all channel info into a `QSettings`
 
    void saveSettings(QSettings* settings);
 
    /// Loads all channel info from a `QSettings`.
 
    void loadSettings(QSettings* settings);
 

	
 
public slots:
 
    /// reset all channel info (names, color etc.)
 
    void resetInfos();
 
    /// reset all channel names
 
    void resetNames();
 
    /// reset all channel colors
 
    void resetColors();
 
    /// reset visibility
 
    void resetVisibility();
 

	
 
private:
 
    struct ChannelInfo
 
    {
 
        explicit ChannelInfo(unsigned index);
 

	
 
        QString name;
 
        bool visibility;
 
        QColor color;
 
    };
 

	
 
    unsigned _numOfChannels;     ///< @note this is not necessarily the length of `infos`
 

	
 
    /**
 
     * Channel info is added here but never removed so that we can
 
     * remember user entered names.
 
     * remember user entered info (names, colors etc.).
 
     */
 
    QList<ChannelInfo> infos;
 
};
 

	
 
#endif // CHANNELINFOMODEL_H
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