Files
create/src/Mod/TechDraw/Gui/QGIHighlight.cpp
2020-04-24 11:13:49 -04:00

216 lines
6.5 KiB
C++

/***************************************************************************
* Copyright (c) 2016 WandererFan <wandererfan@gmail.com> *
* *
* This file is part of the FreeCAD CAx development system. *
* *
* This library is free software; you can redistribute it and/or *
* modify it under the terms of the GNU Library General Public *
* License as published by the Free Software Foundation; either *
* version 2 of the License, or (at your option) any later version. *
* *
* This library is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU Library General Public License for more details. *
* *
* You should have received a copy of the GNU Library General Public *
* License along with this library; see the file COPYING.LIB. If not, *
* write to the Free Software Foundation, Inc., 59 Temple Place, *
* Suite 330, Boston, MA 02111-1307, USA *
* *
***************************************************************************/
#include "PreCompiled.h"
#ifndef _PreComp_
#include <QPainter>
#include <QPainterPathStroker>
#include <QStyleOptionGraphicsItem>
#endif
#include <App/Application.h>
#include <App/Material.h>
#include <Base/Console.h>
#include <Base/Parameter.h>
#include <Mod/TechDraw/App/DrawUtil.h>
#include <qmath.h>
#include "Rez.h"
#include "DrawGuiUtil.h"
#include "PreferencesGui.h"
#include "QGIView.h"
#include "QGIHighlight.h"
using namespace TechDrawGui;
using namespace TechDraw;
QGIHighlight::QGIHighlight()
{
m_refText = "";
m_refSize = 0.0;
setInteractive(false);
m_circle = new QGraphicsEllipseItem();
addToGroup(m_circle);
m_circle->setFlag(QGraphicsItem::ItemIsSelectable, false);
m_rect = new QGCustomRect();
addToGroup(m_rect);
m_rect->setFlag(QGraphicsItem::ItemIsSelectable, false);
m_reference = new QGCustomText();
addToGroup(m_reference);
m_reference->setFlag(QGraphicsItem::ItemIsSelectable, false);
setWidth(Rez::guiX(0.75));
setStyle(getHighlightStyle());
setColor(getHighlightColor());
}
QGIHighlight::~QGIHighlight()
{
}
//really only want to emit signal at end of movement
//QVariant QGIHighlight::itemChange(GraphicsItemChange change, const QVariant &value)
//{
// if (change == ItemPositionHasChanged && scene()) {
// // nothing to do here
// }
// return QGraphicsItem::itemChange(change, value);
//}
//void QGIHighlight::mousePressEvent(QGraphicsSceneMouseEvent * event)
//{
// Base::Console().Message("QGIHighlight::mousePress() - %X\n", this);
//// if(scene() && m_reference == scene()->mouseGrabberItem()) {
// if ( (event->button() == Qt::LeftButton) &&
// (flags() && QGraphicsItem::ItemIsMovable) ) {
// m_dragging = true;
// }
//// }
// QGIDecoration::mousePressEvent(event);
//}
//void QGIHighlight::mouseReleaseEvent(QGraphicsSceneMouseEvent * event)
//{
// Base::Console().Message("QGIHighlight::mouseRelease() - %X grabber: %X\n", this, scene()->mouseGrabberItem());
//// if(scene() && this == scene()->mouseGrabberItem()) {
// if (m_dragging) {
// m_dragging = false;
//// QString itemName = data(0).toString();
// Q_EMIT positionChange(pos());
// return;
// }
//// }
// QGIDecoration::mouseReleaseEvent(event);
//}
void QGIHighlight::draw()
{
prepareGeometryChange();
makeHighlight();
makeReference();
update();
}
void QGIHighlight::makeHighlight()
{
QRectF r(m_start,m_end);
m_circle->setRect(r);
m_rect->setRect(r);
if (getHoleStyle() == 0) {
m_rect->hide();
m_circle->show();
} else {
m_rect->show();
m_circle->hide();
}
}
void QGIHighlight::makeReference()
{
prepareGeometryChange();
m_refFont.setPixelSize(QGIView::calculateFontPixelSize(m_refSize));
m_reference->setFont(m_refFont);
m_reference->setPlainText(QString::fromUtf8(m_refText));
double fudge = Rez::guiX(1.0);
QPointF newPos(m_end.x() + fudge, m_start.y() - m_refSize - fudge);
m_reference->setPos(newPos);
double highRot = rotation();
if (!TechDraw::DrawUtil::fpCompare(highRot,0.0)) {
QRectF refBR = m_reference->boundingRect();
QPointF refCenter = refBR.center();
m_reference->setTransformOriginPoint(refCenter);
m_reference->setRotation(-highRot);
}
}
void QGIHighlight::setInteractive(bool state)
{
// setAcceptHoverEvents(state);
setFlag(QGraphicsItem::ItemIsSelectable, state);
setFlag(QGraphicsItem::ItemIsMovable, state);
setFlag(QGraphicsItem::ItemSendsScenePositionChanges, state);
setFlag(QGraphicsItem::ItemSendsGeometryChanges, state);
}
void QGIHighlight::setBounds(double x1,double y1,double x2,double y2)
{
m_start = QPointF(Rez::guiX(x1),Rez::guiX(-y1));
m_end = QPointF(Rez::guiX(x2),Rez::guiX(-y2));
}
void QGIHighlight::setReference(char* ref)
{
m_refText = ref;
}
void QGIHighlight::setFont(QFont f, double fsize)
{
m_refFont = f;
m_refSize = fsize;
}
QColor QGIHighlight::getHighlightColor()
{
return PreferencesGui::sectionLineQColor();
}
Qt::PenStyle QGIHighlight::getHighlightStyle()
{
return PreferencesGui::sectionLineStyle();
}
int QGIHighlight::getHoleStyle()
{
return PreferencesGui::mattingStyle();
}
void QGIHighlight::paint ( QPainter * painter, const QStyleOptionGraphicsItem * option, QWidget * widget) {
QStyleOptionGraphicsItem myOption(*option);
// myOption.state &= ~QStyle::State_Selected;
setTools();
// painter->drawRect(boundingRect()); //good for debugging
QGIDecoration::paint (painter, &myOption, widget);
}
void QGIHighlight::setTools()
{
m_pen.setWidthF(m_width);
m_pen.setColor(m_colCurrent);
m_pen.setStyle(m_styleCurrent);
m_brush.setStyle(m_brushCurrent);
m_brush.setColor(m_colCurrent);
m_circle->setPen(m_pen);
m_rect->setPen(m_pen);
m_reference->setDefaultTextColor(m_colCurrent);
}