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Add widget to edit QetGraphicsTableItem and QetGraphicsHeaderItem

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This commit is contained in:
Claveau Joshua
2020-03-08 10:38:49 +01:00
parent 2a29b4b240
commit f7a090c3ca
12 changed files with 1148 additions and 111 deletions
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119
sources/qetgraphicsitem/ViewItem/qetgraphicsheaderitem.cpp
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@@ -1,4 +1,4 @@
/*
/*
Copyright 2006-2019 QElectroTech Team
This file is part of QElectroTech.
@@ -40,8 +40,16 @@ QetGraphicsHeaderItem::QetGraphicsHeaderItem(QGraphicsItem *parent) :
*/
void QetGraphicsHeaderItem::setModel(QAbstractItemModel *model)
{
if (m_model) {
disconnect(m_model, &QAbstractItemModel::headerDataChanged, this, &QetGraphicsHeaderItem::headerDataChanged);
}
m_model = model;
reset();
connect(m_model, &QAbstractItemModel::headerDataChanged, this, &QetGraphicsHeaderItem::headerDataChanged);
setUpMinimumSectionsSize();
m_current_sections_width.clear();
m_current_sections_width.resize(m_sections_minimum_width.size());
adjustSize();
}
/**
@@ -52,14 +60,6 @@ QAbstractItemModel *QetGraphicsHeaderItem::model() const {
return m_model;
}
/**
* @brief QetGraphicsHeaderItem::reset
* Reset the internal state of the item
*/
void QetGraphicsHeaderItem::reset() {
setUpMinimumSectionsSize();
}
/**
* @brief QetGraphicsHeaderItem::boundingRect
* Reimplemented from QGraphicsObject::boundingRect() const;
@@ -93,7 +93,7 @@ void QetGraphicsHeaderItem::paint(QPainter *painter, const QStyleOptionGraphicsI
painter->setBrush(brush);
painter->setPen(pen);
painter->setFont(m_font);
painter->setFont(m_model->headerData(0, Qt::Horizontal, Qt::FontRole).value<QFont>());
painter->drawRect(m_current_rect);
if (!m_model)
@@ -116,9 +116,12 @@ void QetGraphicsHeaderItem::paint(QPainter *painter, const QStyleOptionGraphicsI
QPointF top_left(m_margin.left(), m_margin.top());
for (auto i= 0 ; i<m_model->columnCount() ; ++i)
{
QSize size(m_current_sections_width.at(i), m_section_height - m_margin.top() - m_margin.bottom());
painter->drawText(QRectF(top_left, size), Qt::AlignCenter, m_model->headerData(i, Qt::Horizontal).toString());
top_left.setX(top_left.x() + size.width());
QSize size(m_current_sections_width.at(i) - m_margin.left() - m_margin.right(), m_section_height - m_margin.top() - m_margin.bottom());
painter->drawText(QRectF(top_left, size),
m_model->headerData(0, Qt::Horizontal, Qt::TextAlignmentRole).toInt(),
m_model->headerData(i, Qt::Horizontal).toString());
top_left.setX(top_left.x() + m_current_sections_width.at(i));
}
painter->restore();
@@ -132,14 +135,28 @@ QRect QetGraphicsHeaderItem::rect() const {
return m_current_rect;
}
/**
* @brief QetGraphicsHeaderItem::resizeSection
* @param logicalIndex
* @param size
*/
void QetGraphicsHeaderItem::resizeSection(int logicalIndex, int size)
{
if (m_model && logicalIndex<m_model->columnCount())
{
if (logicalIndex >= m_current_sections_width.size() ||
m_current_sections_width.at(logicalIndex) == size) {
return;
}
if (m_model &&
logicalIndex<m_model->columnCount() &&
size >= m_sections_minimum_width.at(logicalIndex))
{
prepareGeometryChange();
m_current_sections_width.replace(logicalIndex, size);
m_current_rect.setWidth(std::accumulate(m_current_sections_width.begin(), m_current_sections_width.end(), 0));
setUpBoundingRect();
update();
emit sectionResized(logicalIndex, size);
}
}
@@ -157,9 +174,20 @@ int QetGraphicsHeaderItem::sectionSize(int logical_index) const
}
}
/**
* @brief QetGraphicsHeaderItem::setMargins
* @param margins
*/
void QetGraphicsHeaderItem::setMargins(const QMargins &margins)
{
m_margin = margins;
headerDataChanged(Qt::Horizontal, 0,1);
}
/**
* @brief QetGraphicsHeaderItem::setUpMinimumSectionsSize
* Setup the minimum section size of the item
* Setup the minimum section size and height of the item.
* Not that this function doesn't change the current size of this item.
*/
void QetGraphicsHeaderItem::setUpMinimumSectionsSize()
{
@@ -167,9 +195,9 @@ void QetGraphicsHeaderItem::setUpMinimumSectionsSize()
return;
}
QFontMetrics metrics(m_font);
QFontMetrics metrics(m_model->headerData(0, Qt::Horizontal, Qt::FontRole).value<QFont>());
//Set the height of row;
m_section_height = metrics.boundingRect("HEIGHT TEST").height() + m_margin.top() + m_margin.bottom();
m_minimum_section_height = metrics.boundingRect("HEIGHT TEST").height() + m_margin.top() + m_margin.bottom();
m_sections_minimum_width.clear();
m_sections_minimum_width.resize(m_model->columnCount());
@@ -180,12 +208,7 @@ void QetGraphicsHeaderItem::setUpMinimumSectionsSize()
m_sections_minimum_width.replace(i, metrics.boundingRect(str).width() + m_margin.left() + m_margin.right());
}
m_current_sections_width = m_sections_minimum_width;
m_minimum_rect.setRect(0,0, std::accumulate(m_sections_minimum_width.begin(), m_sections_minimum_width.end(), 0), m_section_height);
m_current_rect = m_minimum_rect;
setUpBoundingRect();
m_minimum_width = std::accumulate(m_sections_minimum_width.begin(), m_sections_minimum_width.end(), 0);
}
/**
@@ -195,3 +218,49 @@ void QetGraphicsHeaderItem::setUpMinimumSectionsSize()
void QetGraphicsHeaderItem::setUpBoundingRect() {
m_bounding_rect = m_current_rect.adjusted(-10, -10, 10, 10);
}
/**
* @brief QetGraphicsHeaderItem::headerDataChanged
* Update the header when data of displayed model change
* @param orientation
* @param first
* @param last
*/
void QetGraphicsHeaderItem::headerDataChanged(Qt::Orientations orientation, int first, int last)
{
Q_UNUSED(orientation)
Q_UNUSED(first)
Q_UNUSED(last)
setUpMinimumSectionsSize();
adjustSize();
}
/**
* @brief QetGraphicsHeaderItem::adjustSize
* If needed, this function resize the current height and section
* according to there minimum
*/
void QetGraphicsHeaderItem::adjustSize()
{
if (m_section_height != m_minimum_section_height)
{
m_section_height = m_minimum_section_height;
m_current_rect.setHeight(m_section_height);
emit heightResized();
}
if(m_current_sections_width.size() == m_sections_minimum_width.size())
{
auto old_sections_width = m_current_sections_width;
for (int i=0 ; i<m_current_sections_width.size() ; ++i)
{
if (old_sections_width.at(i) < m_sections_minimum_width.at(i)) {
resizeSection(i, m_sections_minimum_width.at(i));
}
}
}
update();
}