Basic working ViewImage

2016-11-06 11:54:07 -05:00
parent 4f511f663a
commit 5bfdad804a
21 changed files with 1257 additions and 1 deletions
--- a/src/Mod/TechDraw/Gui/QGCustomImage.cpp
+++ b/src/Mod/TechDraw/Gui/QGCustomImage.cpp
@@ -0,0 +1,92 @@
+/***************************************************************************
+ *   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 <QStyleOptionGraphicsItem>
+#include <QtGlobal>
+#endif
+
+#include <Base/Console.h>
+
+#include <QRectF>
+#include <QPixmap>
+#include "QGCustomImage.h"
+
+using namespace TechDrawGui;
+
+QGCustomImage::QGCustomImage()
+{
+    setCacheMode(QGraphicsItem::NoCache);
+    setAcceptHoverEvents(false);
+    setFlag(QGraphicsItem::ItemIsSelectable, false);
+    setFlag(QGraphicsItem::ItemIsMovable, false);
+    setFlag(QGraphicsItem::ItemSendsGeometryChanges, true);
+}
+
+QGCustomImage::~QGCustomImage()
+{
+}
+
+void QGCustomImage::centerAt(QPointF centerPos)
+{
+    centerAt(centerPos.x(),centerPos.y());
+}
+
+void QGCustomImage::centerAt(double cX, double cY)
+{
+//    QGraphicsItemGroup* g = group();
+//    if (g == nullptr) {
+//        return;
+//    }
+    QPointF parentPt(cX,cY);
+    QPointF myPt = mapFromParent(parentPt);
+
+    QRectF br = boundingRect();
+    double width = br.width();
+    double height = br.height();
+    double newX = width/2.0;
+    double newY = height/2.0;
+    QPointF off(myPt.x() - newX,myPt.y() - newY);
+    setOffset(off);
+}
+
+bool QGCustomImage::load(QString fileSpec)
+{
+    bool success = true;
+    QPixmap px(fileSpec);
+    m_px = px;
+//    if (m_px.isNull()) {
+//        Base::Console().Message("TRACE - QGCustomImage::load - pixmap no good\n");
+//    }
+    prepareGeometryChange();
+    setPixmap(m_px);
+    return(success);
+}
+
+void QGCustomImage::paint ( QPainter * painter, const QStyleOptionGraphicsItem * option, QWidget * widget) {
+    QStyleOptionGraphicsItem myOption(*option);
+    myOption.state &= ~QStyle::State_Selected;
+
+    QGraphicsPixmapItem::paint (painter, &myOption, widget);
+}