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Element editor : add handler for modifie primitives

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git-svn-id: svn+ssh://svn.tuxfamily.org/svnroot/qet/qet/trunk@4058 bfdf4180-ca20-0410-9c96-a3a8aa849046
This commit is contained in:
blacksun
2015-07-20 17:45:37 +00:00
parent effa4e9997
commit c885ce3d7a
18 changed files with 543 additions and 42 deletions
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86
sources/editor/graphicspart/partline.cpp
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@@ -17,6 +17,7 @@
*/
#include "partline.h"
#include <cmath>
#include "editorcommands.h"
/**
@@ -30,11 +31,15 @@ PartLine::PartLine(QETElementEditor *editor, QGraphicsItem *parent) :
first_end(Qet::None),
first_length(1.5),
second_end(Qet::None),
second_length(1.5)
second_length(1.5),
m_handler(10),
m_handler_index(-1)
{}
/// Destructeur
PartLine::~PartLine() {}
PartLine::~PartLine() {
if(m_undo_command) delete m_undo_command;
}
/**
* @brief PartLine::requiredLengthForEndType
@@ -65,13 +70,13 @@ void PartLine::paint(QPainter *painter, const QStyleOptionGraphicsItem *options,
Q_UNUSED(widget);
if (isUseless()) return;
painter->save();
applyStylesToQPainter(*painter);
QPen t = painter -> pen();
t.setJoinStyle(Qt::MiterJoin);
t.setCosmetic(options && options -> levelOfDetail < 1.0);
if (isSelected())
t.setColor(Qt::red);
if (isSelected()) t.setColor(Qt::red);
painter -> setPen(t);
@@ -82,6 +87,11 @@ void PartLine::paint(QPainter *painter, const QStyleOptionGraphicsItem *options,
if (m_hovered)
drawShadowShape(painter);
if (isSelected() && scene()->selectedItems().size() == 1)
m_handler.drawHandler(painter, m_handler.pointsForLine(m_line));
painter->restore();
}
/**
@@ -167,6 +177,61 @@ void PartLine::setP2(const QPointF &p2)
m_line.setP2(p2);
}
/**
* @brief PartLine::mousePressEvent
* Handle mouse press event
* @param event
*/
void PartLine::mousePressEvent(QGraphicsSceneMouseEvent *event)
{
if(isSelected() && event->button() == Qt::LeftButton)
{
m_handler_index = m_handler.pointIsHoverHandler(event->pos(), m_handler.pointsForLine(m_line));
if(m_handler_index >= 0 && m_handler_index <= 1) //User click on an handler
m_undo_command = new ChangePartCommand(tr("Ligne"), this, "line", QVariant(m_line));
else
CustomElementGraphicPart::mousePressEvent(event);
}
else
CustomElementGraphicPart::mousePressEvent(event);
}
/**
* @brief PartLine::mouseMoveEvent
* Handle pouse move event
* @param event
*/
void PartLine::mouseMoveEvent(QGraphicsSceneMouseEvent *event)
{
if(m_handler_index >= 0 && m_handler_index <= 1)
{
QPointF pos_ = event->modifiers() == Qt::ControlModifier ? event->pos() : mapFromScene(elementScene()->snapToGrid(event->scenePos()));
prepareGeometryChange();
setLine(m_handler.lineForPosAtIndex(m_line, pos_, m_handler_index));
}
else
CustomElementGraphicPart::mouseMoveEvent(event);
}
/**
* @brief PartLine::mouseReleaseEvent
* Handle mouse release event
* @param event
*/
void PartLine::mouseReleaseEvent(QGraphicsSceneMouseEvent *event)
{
if (m_handler_index >= 0 && m_handler_index <= 1)
{
m_undo_command->setNewValue(QVariant(m_line));
elementScene()->stackAction(m_undo_command);
m_undo_command = nullptr;
m_handler_index = -1;
}
else
CustomElementGraphicPart::mouseReleaseEvent(event);
}
/**
* @brief PartLine::sceneP1
* @return the point p1 in scene coordinate
@@ -420,6 +485,19 @@ QList<QPointF> PartLine::fourEndPoints(const QPointF &end_point, const QPointF &
return(QList<QPointF>() << o << a << b << c);
}
QLineF PartLine::line() const {
return m_line;
}
void PartLine::setLine(const QLineF &line)
{
if (m_line != line)
{
prepareGeometryChange();
m_line = line;
}
}
/**
* @brief PartLine::path
* @return this line has a QPainterPath.