LinePatternModel Class Reference

Model to display a list of DxfLinePatterns in a QTableView. Show preview, name and description. More...

#include <linepatternmodel.h>

Inheritance diagram for LinePatternModel:

Collaboration diagram for LinePatternModel:

Public Types
enum	columns { PREVIEW, NAME, DESCRIPTION, LAST }

Public Member Functions
	LinePatternModel (QObject *parent=0)
	Create widget. More...
void	setLinePatterns (std::vector< lc::DxfLinePatternByValue_CSPtr > linePatterns)
	Set the new list of line patterns. More...
lc::DxfLinePattern_CSPtr	linePatternAt (const int index) const
	Return line pattern at specific row. More...
int	rowCount (const QModelIndex &parent=QModelIndex()) const
int	columnCount (const QModelIndex &parent=QModelIndex()) const
QVariant	data (const QModelIndex &index, int role=Qt::DisplayRole) const
QVariant	headerData (int section, Qt::Orientation orientation, int role) const

Private Attributes
std::vector < lc::DxfLinePatternByValue_CSPtr >	_linePatterns

Detailed Description

Model to display a list of DxfLinePatterns in a QTableView. Show preview, name and description.

Definition at line 18 of file linepatternmodel.h.

Member Enumeration Documentation

enum LinePatternModel::columns

Enumerator
PREVIEW
NAME
DESCRIPTION
LAST

Definition at line 22 of file linepatternmodel.h.

                     {
            PREVIEW,
            NAME,
            DESCRIPTION,
            LAST
        };

Constructor & Destructor Documentation

LinePatternModel::LinePatternModel

(

QObject *

parent = 0

)

Create widget.

Parameters

parent

Pointer to parent object

Definition at line 3 of file linepatternmodel.cpp.

                                                  :
    QAbstractTableModel(parent) {
}

Member Function Documentation

int LinePatternModel::columnCount

(

const QModelIndex &

parent = QModelIndex()

)

const

Definition at line 23 of file linepatternmodel.cpp.

                                                          {
    return LAST;
}

QVariant LinePatternModel::data	(	const QModelIndex &	index,
		int	role = Qt::DisplayRole
	)		const

Definition at line 27 of file linepatternmodel.cpp.

                                                                        {
    if (!index.isValid()) {
        return QVariant();
    }

    auto linePattern = _linePatterns.at(index.row());

    if(role == Qt::DecorationRole && index.column() == PREVIEW) {
        QPixmap pixmap(PREVIEW_WIDTH, PREVIEW_HEIGHT);

        auto linePatternByValue = std::dynamic_pointer_cast<const lc::DxfLinePatternByValue>(linePattern);

        if(linePatternByValue != nullptr) {
            auto painter = LinePatternPainter(&pixmap, linePatternByValue);
            painter.drawLinePattern();
        }

        return pixmap;
    }

    if(role == Qt::SizeHintRole && index.column() == PREVIEW) {
        return QSize(PREVIEW_WIDTH, PREVIEW_HEIGHT);
    }

    if(role == Qt::DisplayRole) {
        switch (index.column()) {
            case NAME:
                return linePattern->name().c_str();

            case DESCRIPTION:
                return linePattern->description().c_str();
        }
    }

    return QVariant();
}

QVariant LinePatternModel::headerData	(	int	section,
		Qt::Orientation	orientation,
		int	role
	)		const

Definition at line 64 of file linepatternmodel.cpp.

                                                                                            {
    if (orientation == Qt::Horizontal) {
        if(role == Qt::DisplayRole) {
            switch(section) {
                case PREVIEW:
                    return "Preview";

                case NAME:
                    return "Name";

                case DESCRIPTION:
                    return "Description";
            }
        }
    }

    return QAbstractTableModel::headerData(section, orientation, role);
}

lc::DxfLinePattern_CSPtr LinePatternModel::linePatternAt

(

const int

index

)

const

Return line pattern at specific row.

Parameters

index

Row

Returns

Shared pointer to DxfLinePattern

Definition at line 15 of file linepatternmodel.cpp.

                                                                            {
    return _linePatterns.at(index);
}

int LinePatternModel::rowCount

(

const QModelIndex &

parent = QModelIndex()

)

const

Definition at line 19 of file linepatternmodel.cpp.

                                                       {
    return _linePatterns.size();
}

void LinePatternModel::setLinePatterns

(

std::vector< lc::DxfLinePatternByValue_CSPtr >

linePatterns

)

Set the new list of line patterns.

Parameters

linePatterns

New list of DxfLinePatterns Update the list

Definition at line 7 of file linepatternmodel.cpp.

                                                                                            {
    beginResetModel();

    _linePatterns = linePatterns;

    endResetModel();
}

Member Data Documentation

std::vector<lc::DxfLinePatternByValue_CSPtr> LinePatternModel::_linePatterns

private

Definition at line 56 of file linepatternmodel.h.

---

The documentation for this class was generated from the following files:

• lcUI/widgets/linepatternmodel.h
• lcUI/widgets/linepatternmodel.cpp