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Element editor : graphic part

Browse Source 
Diagram editor : shape item
Gain a new way to be resized: mirror resizing. Click on the item for switch the resize mode


git-svn-id: svn+ssh://svn.tuxfamily.org/svnroot/qet/qet/trunk@4583 bfdf4180-ca20-0410-9c96-a3a8aa849046
This commit is contained in:
blacksun
2016-07-19 17:12:30 +00:00
parent d7a2350a0f
commit b71d3a4c7d
11 changed files with 201 additions and 26 deletions
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85
sources/QetGraphicsItemModeler/qetgraphicshandlerutility.cpp
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@@ -24,8 +24,7 @@
* @param size : the size of the handler
*/
QetGraphicsHandlerUtility::QetGraphicsHandlerUtility(qreal size) :
m_size (size),
m_zoom_factor(1)
m_size (size)
{}
/**
@@ -34,19 +33,15 @@ QetGraphicsHandlerUtility::QetGraphicsHandlerUtility(qreal size) :
* @param painter : painter to use for drawing the handler
* @param point : point to draw the handler
*/
void QetGraphicsHandlerUtility::drawHandler(QPainter *painter, const QPointF &point, bool color2)
void QetGraphicsHandlerUtility::drawHandler(QPainter *painter, const QPointF &point)
{
//Color of handler
QColor inner(0xFF, 0xFF, 0xFF);
QColor outer(0x00, 0x61, 0xFF);
if(color2) outer = QColor(0x1A, 0x5C, 0x14);
//Setup the zoom factor to draw the handler in the same size at screen,
//no matter the zoom of the QPainter
m_zoom_factor = 1.0/painter->transform().m11();
painter->save();
painter->setBrush(QBrush(inner));
QPen square_pen(QBrush(outer), 2, Qt::SolidLine, Qt::SquareCap, Qt::MiterJoin);
painter->setBrush(QBrush(m_inner_color));
QPen square_pen(QBrush(m_outer_color), 2, Qt::SolidLine, Qt::SquareCap, Qt::MiterJoin);
square_pen.setCosmetic(true);
painter->setPen(square_pen);
painter->drawRect(getRect(point));
@@ -55,14 +50,14 @@ void QetGraphicsHandlerUtility::drawHandler(QPainter *painter, const QPointF &po
/**
* @brief QetGraphicsHandlerUtility::drawHandler
* Conveniance method for void QetGraphicsHandlerUtility::drawHandler(QPainter *painter, const QPointF &point, bool color2)
* Conveniance method for void QetGraphicsHandlerUtility::drawHandler(QPainter *painter, const QPointF &point)
* @param painter
* @param points
* @param color2
*/
void QetGraphicsHandlerUtility::drawHandler(QPainter *painter, const QVector<QPointF> &points, bool color2) {
void QetGraphicsHandlerUtility::drawHandler(QPainter *painter, const QVector<QPointF> &points) {
foreach(QPointF point, points)
drawHandler(painter, point, color2);
drawHandler(painter, point);
}
/**
@@ -107,6 +102,14 @@ QVector<QRectF> QetGraphicsHandlerUtility::handlerRect(const QVector<QPointF> &v
return rect_vector;
}
void QetGraphicsHandlerUtility::setInnerColor(QColor color) {
m_inner_color = color;
}
void QetGraphicsHandlerUtility::setOuterColor(QColor color) {
m_outer_color = color;
}
/**
* @brief QetGraphicsHandlerUtility::getRect
* @param point
@@ -192,6 +195,64 @@ QRectF QetGraphicsHandlerUtility::rectForPosAtIndex(const QRectF &old_rect, cons
return rect;
}
/**
* @brief QetGraphicsHandlerUtility::mirrorRectForPosAtIndex
* Return a rectangle after modification of the point '@pos' at index '@index' of original rectangle '@old_rect'.
* the opposite edge is modified inversely (like a mirror)
* @param old_rect : the rectangle befor modification
* @param pos : the new position of a key point
* @param index : the index of the key point to modifie see QetGraphicsHandlerUtility::pointsForRect to know
* the index of each keys points of a rectangle)
* @return : the rectangle with modification. If index is lower than 0 or higher than 7, this method return old_rect.
*/
QRectF QetGraphicsHandlerUtility::mirrorRectForPosAtIndex(const QRectF &old_rect, const QPointF &pos, int index)
{
if (index < 0 || index > 7) return old_rect;
QRectF rect = old_rect;
QPointF center = rect.center();
if (index == 0) {
qreal x = pos.x() + (pos.x() - rect.topLeft().x());
qreal y = pos.y() + (pos.y() - rect.topLeft().y());
rect.setTopLeft(QPointF(x,y));
}
else if (index == 1) {
qreal y = pos.y() + (pos.y() - rect.topLeft().y());
rect.setTop(y);
}
else if (index == 2) {
qreal x = pos.x() + (pos.x() - rect.topRight().x());
qreal y = pos.y() + (pos.y() - rect.topLeft().y());
rect.setTopRight(QPointF(x,y));
}
else if (index == 3) {
qreal x = pos.x() + (pos.x() - rect.left());
rect.setLeft(x);
}
else if (index == 4) {
qreal x = pos.x() + (pos.x() - rect.right());
rect.setRight(x);
}
else if (index == 5) {
qreal x = pos.x() + (pos.x() - rect.bottomLeft().x());
qreal y = pos.y() + (pos.y() - rect.bottomLeft().y());
rect.setBottomLeft(QPointF(x,y));
}
else if (index == 6) {
qreal y = pos.y() + (pos.y() - rect.bottom());
rect.setBottom(y);
}
else if (index == 7) {
qreal x = pos.x() + (pos.x() - rect.bottomRight().x());
qreal y = pos.y() + (pos.y() - rect.bottomRight().y());
rect.setBottomRight(QPointF(x,y));
}
rect.moveCenter(center);
return rect;
}
/**
* @brief QetGraphicsHandlerUtility::lineForPosAtIndex
* Return a line after modification of @pos at index @index of @old_line.