tempo-plotter Changeset - e14b76864ac2 · protofusion repositories

Changeset - e14b76864ac2

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gain-offset

0 2 0

Hasan Yavuz ÖZDERYA - 7 years ago 2018-07-08 05:14:13
hy@ozderya.net

added gain and offset columns to channelinfomodel

2 files changed with 88 insertions and 9 deletions:

src/channelinfomodel.cpp

src/channelinfomodel.h

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src/channelinfomodel.cpp

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@@ @@ -58,209 +58,284 @@ const QColor colors[NUMOF_COLORS] = @@
     QColor("#00ffc6")
 };
 ChannelInfoModel::ChannelInfoModel(unsigned numberOfChannels, QObject* parent) :
     QAbstractTableModel(parent)
+{
     _numOfChannels = 0;
     setNumOfChannels(numberOfChannels);
+}
 ChannelInfoModel::ChannelInfoModel(const ChannelInfoModel& other) :
     ChannelInfoModel(other.rowCount(), other.parent())
+{
     for (int i = 0; i < other.rowCount(); i++)
+    {
         setData(index(i, COLUMN_NAME),
                 other.data(other.index(i, COLUMN_NAME), Qt::EditRole),
                 Qt::EditRole);
         setData(index(i, COLUMN_NAME),
                 other.data(other.index(i, COLUMN_NAME), Qt::ForegroundRole),
                 Qt::ForegroundRole);
         setData(index(i, COLUMN_VISIBILITY),
                 other.data(other.index(i, COLUMN_VISIBILITY), Qt::CheckStateRole),
                 Qt::CheckStateRole);
         // TODO: gain and offset
+    }
+}
 ChannelInfoModel::ChannelInfoModel(const QStringList& channelNames) :
     ChannelInfoModel(channelNames.length(), NULL)
+{
     for (int i = 0; i < channelNames.length(); i++)
+    {
         setData(index(i, COLUMN_NAME), channelNames[i], Qt::EditRole);
+    }
+}
 ChannelInfoModel::ChannelInfo::ChannelInfo(unsigned index)
+{
     name = tr("Channel %1").arg(index + 1);
     visibility = true;
     color = colors[index % NUMOF_COLORS];
     gain = 1.0;
     offset = 0.0;
     gainEn = false;
     offsetEn = false;
+}
 QString ChannelInfoModel::name(unsigned i) const
+{
     return infos[i].name;
+}
 QColor ChannelInfoModel::color(unsigned i) const
+{
     return infos[i].color;
+}
 bool ChannelInfoModel::isVisible(unsigned i) const
+{
     return infos[i].visibility;
+}
 QStringList ChannelInfoModel::channelNames() const
+{
     QStringList r;
     for (unsigned ci = 0; ci < _numOfChannels; ci++)
+    {
         r << name(ci);
+    }
     return r;
+}
 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;
+    }
     else if (index.column() == COLUMN_GAIN || index.column() == COLUMN_OFFSET)
+    {
         return Qt::ItemIsEditable | Qt::ItemIsUserCheckable | Qt::ItemIsEnabled | Qt::ItemNeverHasChildren | Qt::ItemIsSelectable;
+    }
     return Qt::NoItemFlags;
+}
 QVariant ChannelInfoModel::data(const QModelIndex &index, int role) const
+{
     // check index
     if (index.row() >= (int) _numOfChannels || index.row() < 0)
+    {
         return QVariant();
+    }
     auto &info = infos[index.row()];
     // get color
     if (role == Qt::ForegroundRole)
+    {
-        return infos[index.row()].color;
+        return info.color;
+    }
-    // get name
     // name
     if (index.column() == COLUMN_NAME)
+    {
         if (role == Qt::DisplayRole || role == Qt::EditRole)
+        {
-            return QVariant(infos[index.row()].name);
+            return QVariant(info.name);
+        }
-    } // get visibility
     } // visibility
     else if (index.column() == COLUMN_VISIBILITY)
+    {
         if (role == Qt::CheckStateRole)
+        {
-            bool visible = infos[index.row()].visibility;
+            bool visible = info.visibility;
             return visible ? Qt::Checked : Qt::Unchecked;
+        }
     } // gain
     else if (index.column() == COLUMN_GAIN)
+    {
         if (role == Qt::CheckStateRole)
+        {
             return info.gainEn ? Qt::Checked : Qt::Unchecked;
+        }
         else if (role == Qt::DisplayRole || role == Qt::EditRole)
+        {
             return QVariant(info.gain);
+        }
     } // offset
     else if (index.column() == COLUMN_OFFSET)
+    {
         if (role == Qt::CheckStateRole)
+        {
             return info.offsetEn ? Qt::Checked : Qt::Unchecked;
+        }
         else if (role == Qt::DisplayRole || role == Qt::EditRole)
+        {
             return QVariant(info.offset);
+        }
+    }
     return QVariant();
+}
 QVariant ChannelInfoModel::headerData(int section, Qt::Orientation orientation, int role) const
+{
     if (orientation == Qt::Horizontal)
+    {
         if (role == Qt::DisplayRole)
+        {
             if (section == COLUMN_NAME)
+            {
                 return tr("Channel");
+            }
             else if (section == COLUMN_VISIBILITY)
+            {
                 return tr("Visible");
+            }
             else if (section == COLUMN_GAIN)
+            {
                 return tr("Gain");
+            }
             else if (section == COLUMN_OFFSET)
+            {
                 return tr("Offset");
+            }
+        }
+    }
     else                        // vertical
+    {
         if (section < (int) _numOfChannels && role == Qt::DisplayRole)
+        {
             return QString::number(section + 1);
+        }
+    }
     return QVariant();
+}
 bool ChannelInfoModel::setData(const QModelIndex &index, const QVariant &value, int role)
+{
     // check index
     if (index.row() >= (int) _numOfChannels || index.row() < 0)
+    {
         return false;
+    }
     auto &info = infos[index.row()];
     // set color
     if (role == Qt::ForegroundRole)
+    {
-        infos[index.row()].color = value.value<QColor>();
+        info.color = value.value<QColor>();
         emit dataChanged(index, index, QVector<int>({Qt::ForegroundRole}));
         return true;
+    }
     // set name
     if (index.column() == COLUMN_NAME)
+    {
         if (role == Qt::DisplayRole || role == Qt::EditRole)
+        {
-            infos[index.row()].name = value.toString();
+            info.name = value.toString();
             emit dataChanged(index, index, QVector<int>({role}));
             return true;
+        }
     } // set visibility
     else if (index.column() == COLUMN_VISIBILITY)
+    {
         if (role == Qt::CheckStateRole)
+        {
             bool checked = value.toInt() == Qt::Checked;
             infos[index.row()].visibility = checked;
             info.visibility = checked;
             emit dataChanged(index, index, QVector<int>({role}));
             return true;
+        }
+    }
     else if (index.column() == COLUMN_GAIN)
+    {
         if (role == Qt::DisplayRole || role == Qt::EditRole)
+        {
             info.gain = value.toDouble();
             emit dataChanged(index, index, QVector<int>({role}));
             return true;
+        }
         else if (role == Qt::CheckStateRole)
+        {
             bool checked = value.toInt() == Qt::Checked;
             info.gainEn = checked;
             emit dataChanged(index, index, QVector<int>({role}));
             return true;
+        }
+    }
     else if (index.column() == COLUMN_OFFSET)
+    {
         if (role == Qt::DisplayRole || role == Qt::EditRole)
+        {
             info.offset = value.toDouble();
             emit dataChanged(index, index, QVector<int>({role}));
             return true;
+        }
         else if (role == Qt::CheckStateRole)
+        {
             bool checked = value.toInt() == Qt::Checked;
             info.offsetEn = checked;
             emit dataChanged(index, index, QVector<int>({role}));
             return true;
+        }
+    }
     // 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

src/channelinfomodel.h

➞

Show inline comments

@@ @@ -13,81 +13,85 @@ @@
   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/>.
 */
 #ifndef CHANNELINFOMODEL_H
 #define CHANNELINFOMODEL_H
 #include <QAbstractTableModel>
 #include <QColor>
 #include <QSettings>
 #include <QStringList>
 class ChannelInfoModel : public QAbstractTableModel
+{
     Q_OBJECT
 public:
     enum ChannelInfoColumn
+    {
         COLUMN_NAME = 0,
         COLUMN_VISIBILITY,
         COLUMN_COUNT
         COLUMN_GAIN,
         COLUMN_OFFSET,
         COLUMN_COUNT            // MUST be last
     };
     explicit ChannelInfoModel(unsigned numberOfChannels, QObject *parent = 0);
     ChannelInfoModel(const ChannelInfoModel& other);
     explicit ChannelInfoModel(const QStringList& channelNames);
     QString name     (unsigned i) const;
     QColor  color    (unsigned i) const;
     bool    isVisible(unsigned i) const;
     /// Returns a list of channel names
     QStringList channelNames() const;
     // implemented from QAbstractItemModel
     int           rowCount(const QModelIndex &parent = QModelIndex()) const;
     int           columnCount(const QModelIndex &parent = QModelIndex()) const;
     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) const;
     /// 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(bool visible);
 private:
     struct ChannelInfo
+    {
         explicit ChannelInfo(unsigned index);
         QString name;
         bool visibility;
         QColor color;
         double gain, offset;
         bool gainEn, offsetEn;
     };
     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 info (names, colors etc.).
      */
     QList<ChannelInfo> infos;
 };
 #endif // CHANNELINFOMODEL_H

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