void QNEConnection::updatePath()
{
QPainterPath p;
//QPointF pos1(m_port1->scenePos());
//QPointF pos2(m_port2->scenePos());
p.moveTo(pos1);
qreal dx = pos2.x() - pos1.x();
qreal dy = pos2.y() - pos1.y();
QPointF ctr1(pos1.x() + dx * 0.33, pos1.y() + dy * 0.1);
QPointF ctr2(pos1.x() + dx * 0.66, pos1.y() + dy * 0.9);
p.cubicTo(ctr1, ctr2, pos2);
setPath(p);
}
/****************************************************************************
**
** Copyright (C) 2016 - 2017
**
** This file is generated by the Magus toolkit
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
**
****************************************************************************/
// Include
#include <QMessageBox>
#include <QStyleOptionGraphicsItem>
#include <QPen>
#include <QBrush>
#include <QColor>
#include "node_connection.h"
#include "node_port.h"
#include "node_node.h"
namespace Magus
{
//****************************************************************************/
QtConnection::QtConnection(QtPort* basePort, QGraphicsPathItem* parent) : QGraphicsPathItem(parent)
{
setPen(QPen(Qt::black, 3));
setBrush(Qt::NoBrush);
mTargetPort = 0;
mBasePort = basePort;
mColor = Qt::black;
}
//****************************************************************************/
QtConnection::~QtConnection(void)
{
}
//****************************************************************************/
void QtConnection::setSelected(bool selected)
{
if (selected)
{
setPen(QPen(QColor("#cc7800"), 3));
}
else
{
setPen(QPen(mColor, 3));
}
}
//****************************************************************************/
void QtConnection::setBasePort(QtPort* basePort)
{
mBasePort = basePort;
}
//****************************************************************************/
QtPort* QtConnection::getBasePort(void)
{
return mBasePort;
}
//****************************************************************************/
void QtConnection::setTargetPort(QtPort* targetPort)
{
mTargetPort = targetPort;
}
//****************************************************************************/
QtPort* QtConnection::getTargetPort(void)
{
return mTargetPort;
}
//****************************************************************************/
void QtConnection::updatePath(const QPointF& altTargetPos)
{
QPointF basePos = mBasePort->scenePos();
QPointF targetPos;
if (mTargetPort)
{
targetPos = mTargetPort->scenePos();
//QMessageBox::information(0, "test", "test"); // Test
}
else
targetPos = altTargetPos;
QPainterPath p;
p.moveTo(basePos);
qreal dx = targetPos.x() - basePos.x();
qreal dy = targetPos.y() - basePos.y();
QPointF ctr1(basePos.x() + dx * 0.45, basePos.y() + dy * 0.1);
QPointF ctr2(basePos.x() + dx * 0.55, basePos.y() + dy * 0.9);
p.cubicTo(ctr1, ctr2, targetPos);
setPath(p);
}
void QNEConnection::updatePath()
{
if(!m_port1 || !m_port2) {
QPainterPath p;
//QPointF pos1(m_port1->scenePos());
//QPointF pos2(m_port2->scenePos());
p.moveTo(pos1);
qreal dx = pos2.x() - pos1.x();
qreal dy = pos2.y() - pos1.y();
QPointF ctr1(pos1.x() + dx * 0.25, pos1.y() + dy * 0.1);
QPointF ctr2(pos1.x() + dx * 0.75, pos1.y() + dy * 0.9);
p.cubicTo(ctr1, ctr2, pos2);
setPath(p);
return;
}
QPointF a(mapFromItem(m_port1, 0, 0));
QPointF b(mapFromItem(m_port2, 0, 0));
qreal dist = QLineF(a, b).length();
qreal diffx = abs(a.x() - b.x());
qreal diffy = abs(a.y() - b.y());
QPointF left;
QPointF right;
QNEPort* leftConn;
QNEPort* rightConn;
if (a.x() < b.x()) {
left = a;
leftConn = m_port1;
right = b;
rightConn = m_port2;
}
else {
left = b;
leftConn = m_port2;
right = a;
rightConn = m_port1;
}
QPointF bottom;
QPointF top;
QNEPort* bottomConn;
QNEPort* topConn;
if (a.y() < b.y()) {
top = a;
topConn = m_port1;
bottom = b;
bottomConn = m_port2;
}
else {
top = b;
topConn = m_port2;
bottom = a;
bottomConn = m_port1;
}
QPointF controlPoint1 = a;
QPointF controlPoint2 = b;
//how much to move control point from start or end point, default as used for simple case
qreal moveX = 0.45 * diffx;
qreal moveY = 0.45 * diffy;
QSizeF combinedSize(30,30);
if (leftConn->parentItem() != NULL) {
combinedSize.setWidth(leftConn->parentItem()->boundingRect().width());
combinedSize.setHeight(leftConn->parentItem()->boundingRect().height());
}
else {
combinedSize.setWidth(5 * leftConn->radius());
combinedSize.setWidth(5 * leftConn->radius());
}
if (rightConn->parentItem() != NULL) {
combinedSize.setWidth(combinedSize.width() + rightConn->parentItem()->boundingRect().width());
combinedSize.setHeight(combinedSize.height() + rightConn->parentItem()->boundingRect().height());
}
else {
combinedSize.setWidth(combinedSize.width() + 5 * rightConn->radius());
combinedSize.setHeight(combinedSize.height() + 5 * rightConn->radius());
}
if (leftConn->position() == rightConn->position() && leftConn->position() == QNEPort::LeftPosition && right.x() - left.x() < combinedSize.width()/2.0) {
controlPoint1.setX(controlPoint1.x() - moveY/2.0 /*- combinedSize.width()/2.0*/);
controlPoint2.setX(controlPoint2.x() - moveY/2.0 /*- combinedSize.width()/2.0*/);
}
else if (leftConn->position() == rightConn->position() && leftConn->position() == QNEPort::RightPosition && right.x() - left.x() < combinedSize.width()/2.0) {
controlPoint1.setX(controlPoint1.x() + moveY/2.0 /*+ combinedSize.width()/2.0*/);
controlPoint2.setX(controlPoint2.x() + moveY/2.0 /*+ combinedSize.width()/2.0*/);
}
else if (leftConn->position() == rightConn->position() && leftConn->position() == QNEPort::TopPosition && bottom.y() - top.y() < combinedSize.height()/2.0) {
controlPoint1.setY(controlPoint1.y() - moveX/2.0 /*- combinedSize.height()/2.0*/);
controlPoint2.setY(controlPoint2.y() - moveX/2.0 /*- combinedSize.height()/2.0*/);
}
else if (leftConn->position() == rightConn->position() && leftConn->position() == QNEPort::BottomPosition && bottom.y() - top.y() < combinedSize.height()/2.0) {
controlPoint1.setY(controlPoint1.y() + moveX/2.0 /*+ combinedSize.height()/2.0*/);
controlPoint2.setY(controlPoint2.y() + moveX/2.0 /*+ combinedSize.height()/2.0*/);
}
else
//the simple case, they face each other the "good" way
if (leftConn->position() != QNEPort::LeftPosition && rightConn->position() != QNEPort::RightPosition
&& topConn->position() != QNEPort::TopPosition && bottomConn->position() != QNEPort::BottomPosition) {
//very simple: straight line
//controlPoint1 = a + 0.3 * (b-a);
//controlPoint2 = a + 0.7 * (b-a);
controlPoint1 = a;
controlPoint2 = b;
//how much to move control point from start or end point
qreal moveX = 0.45 * diffx;
qreal moveY = 0.45 * diffy;
if (dist > 5 * (m_port1->radius() + arrowSize)) {
/* does mess up good case because moves there too
if (abs(diffx-diffy) > 0.3 * dist) {
moveX += abs(diffx-diffy);
moveY += abs(diffx-diffy);
}
*/
if (moveX < 3 * (m_port1->radius() + arrowSize)) {
moveX = 3 * (m_port1->radius() + arrowSize);
}
if (moveY < 3 * (m_port1->radius() + arrowSize)) {
moveY = 3 * (m_port1->radius() + arrowSize);
}
}
if (m_port1->position() == QNEPort::LeftPosition) {
controlPoint1.setX(controlPoint1.x() - moveX);
}
else if (m_port1->position() == QNEPort::RightPosition) {
controlPoint1.setX(controlPoint1.x() + moveX);
}
else if (m_port1->position() == QNEPort::BottomPosition) {
controlPoint1.setY(controlPoint1.y() + moveY);
}
else if (m_port1->position() == QNEPort::TopPosition) {
controlPoint1.setY(controlPoint1.y() - moveY);
}
if (m_port2->position() == QNEPort::LeftPosition) {
controlPoint2.setX(controlPoint2.x() - moveX);
}
else if (m_port2->position() == QNEPort::RightPosition) {
controlPoint2.setX(controlPoint2.x() + moveX);
}
else if (m_port2->position() == QNEPort::BottomPosition) {
controlPoint2.setY(controlPoint2.y() + moveY);
}
else if (m_port2->position() == QNEPort::TopPosition) {
controlPoint2.setY(controlPoint2.y() - moveY);
}
}
//the bad case, method needs cleanup
else {
controlPoint1 = a;
controlPoint2 = b;
qreal maxMove = 0.5 * dist;
moveX = 0.5 * dist;
moveY = 0.5 * dist;
if (m_port1->parentItem() != NULL) {
maxMove = 1 * (m_port1->parentItem()->boundingRect().width() + m_port1->parentItem()->boundingRect().height());
}
else if (m_port2->parentItem() != NULL) {
maxMove = 1 * (m_port2->parentItem()->boundingRect().width() + m_port2->parentItem()->boundingRect().height());
}
if (moveX > maxMove) {
moveX = maxMove + 0.1 * (moveX-maxMove);
}
if (moveY > maxMove) {
moveY = maxMove + 0.1 * (moveY-maxMove);
}
if (m_port1->position() == QNEPort::LeftPosition) {
moveX *= -1;
if ((m_port1 == topConn) == (m_port1 == rightConn)) {
moveY *= -1;//relevantHeight;
}
}
else if (m_port1->position() == QNEPort::RightPosition) {
//moveX *= 1;
if ((m_port1 == topConn) == (m_port1 == leftConn)) {
moveY *= -1;//relevantHeight;
}
}
else if (m_port1->position() == QNEPort::BottomPosition) {
//moveY *= 1;
if ((m_port1 == leftConn) == (m_port1 == topConn)) {
moveX *= -1;
}
}
else if (m_port1->position() == QNEPort::TopPosition) {
moveY *= -1;
if ((m_port1 == leftConn) == (m_port1 == bottomConn)) {
moveX *= -1;
}
}
/*
if (m_port1->connectorAlignment() == m_port2->connectorAlignment()) {
moveX *= 2;
moveY *= 2;
}
*/
//ugly shit: handle some cases that don't look nice
if (m_port2 == topConn && topConn->position() == QNEPort::TopPosition && (bottomConn->position() == QNEPort::LeftPosition || bottomConn->position() == QNEPort::RightPosition)) {
moveY *= -1;
//moveY = 0;
}
else if (m_port2 == bottomConn && bottomConn->position() == QNEPort::BottomPosition && (topConn->position() == QNEPort::LeftPosition || topConn->position() == QNEPort::RightPosition)) {
moveY *= -1;
//moveY = 0;
}
else if (m_port2 == leftConn && leftConn->position() == QNEPort::LeftPosition && (rightConn->position() == QNEPort::TopPosition || rightConn->position() == QNEPort::BottomPosition)) {
moveX *= -1;
//moveX = 0;
}
else if (m_port2 == rightConn && rightConn->position() == QNEPort::RightPosition && (leftConn->position() == QNEPort::TopPosition || leftConn->position() == QNEPort::BottomPosition)) {
moveX *= -1;
//moveX = 0;
}
controlPoint1.setX(controlPoint1.x() + moveX);
controlPoint1.setY(controlPoint1.y() + moveY);
moveX = 0.5 * dist;
moveY = 0.5 * dist;
// if start was null, then it was already set to end.
if (m_port1->parentItem() != NULL && m_port2->parentItem() != NULL) {
maxMove = 1 * (m_port2->parentItem()->boundingRect().width() + m_port2->parentItem()->boundingRect().height());
}
if (moveX > maxMove) {
moveX = maxMove + 0.1 * (moveX-maxMove);
}
if (moveY > maxMove) {
moveY = maxMove + 0.1 * (moveY-maxMove);
}
if (m_port2->position() == QNEPort::LeftPosition) {
moveX *= -1;
if ((m_port2 == topConn) == (m_port2 == rightConn)) {
moveY *= -1;//relevantHeight;
}
}
else if (m_port2->position() == QNEPort::RightPosition) {
//moveX *= 1;
if ((m_port2 == topConn) == (m_port2 == leftConn)) {
moveY *= -1;//relevantHeight;
}
}
else if (m_port2->position() == QNEPort::BottomPosition) {
//moveY *= 1;
if ((m_port1 == leftConn) == (m_port1 == topConn)) {
moveX *= -1;
}
}
else if (m_port2->position() == QNEPort::TopPosition) {
moveY *= -1;
if ((m_port1 == leftConn) == (m_port1 == bottomConn)) {
moveX *= -1;
}
}
/*
if (m_port1->connectorAlignment() == m_port2->connectorAlignment()) {
moveX *= 2;
moveY *= 2;
}*/
//ugly shit: handle some cases that don't look nice
if (m_port1 == topConn && topConn->position() == QNEPort::TopPosition && (bottomConn->position() == QNEPort::LeftPosition || bottomConn->position() == QNEPort::RightPosition)) {
moveY *= -1;
//moveY = 0;
}
else if (m_port1 == bottomConn && bottomConn->position() == QNEPort::BottomPosition && (topConn->position() == QNEPort::LeftPosition || topConn->position() == QNEPort::RightPosition)) {
moveY *= -1;
//moveY = 0;
}
else if (m_port1 == leftConn && leftConn->position() == QNEPort::LeftPosition && (rightConn->position() == QNEPort::TopPosition || rightConn->position() == QNEPort::BottomPosition)) {
moveX *= -1;
//moveX = 0;
}
else if (m_port1 == rightConn && rightConn->position() == QNEPort::RightPosition && (leftConn->position() == QNEPort::TopPosition || leftConn->position() == QNEPort::BottomPosition)) {
moveX *= -1;
//moveX = 0;
}
controlPoint2.setX(controlPoint2.x() + moveX);
controlPoint2.setY(controlPoint2.y() + moveY);
}
QPainterPath p(a);
p.cubicTo(controlPoint1, controlPoint2, b);
if(m_port1->isOutput())
p.addPolygon(createArrowPoly(p, m_port1));
if(m_port2->isOutput())
p.addPolygon(createArrowPoly(p, m_port2));
this->setPath(p);
if(scene()) {
QPalette palette = scene()->palette();
setPen(QPen(palette.dark().color(), 2));
setBrush(Qt::NoBrush);
}
}
