Add Mod/TechDraw/Gui

2016-01-14 16:00:13 -05:00
parent 189839e93d
commit 7c009c6def
88 changed files with 15154 additions and 0 deletions
--- a/src/Mod/TechDraw/Gui/QGCustomText.cpp
+++ b/src/Mod/TechDraw/Gui/QGCustomText.cpp
@@ -0,0 +1,103 @@
+/***************************************************************************
+ *   Copyright (c) 2015 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 <assert.h>
+#include <QGraphicsScene>
+#include <QGraphicsSceneHoverEvent>
+#include <QMouseEvent>
+#include <QPaintDevice>
+#include <QPainter>
+#include <QPrinter>
+#include <QSvgGenerator>
+#include <QStyleOptionGraphicsItem>
+#endif
+
+#include <App/Application.h>
+#include <App/Material.h>
+#include <Base/Console.h>
+#include <Base/Parameter.h>
+
+#include <qmath.h>
+#include <QRectF>
+#include "QGCustomText.h"
+
+using namespace TechDrawGui;
+
+QGCustomText::QGCustomText()
+{
+    setCacheMode(QGI::NoCache);
+}
+
+void QGCustomText::centerAt(QPointF centerPos)
+{
+    QRectF box = boundingRect();
+    double width = box.width();
+    double height = box.height();
+    double newX = centerPos.x() - width/2.;
+    double newY = centerPos.y() - height/2.;
+    setPos(newX,newY);
+}
+
+void QGCustomText::centerAt(double cX, double cY)
+{
+    QRectF box = boundingRect();
+    double width = box.width();
+    double height = box.height();
+    double newX = cX - width/2.;
+    double newY = cY - height/2.;
+    setPos(newX,newY);
+}
+
+void QGCustomText::paint ( QPainter * painter, const QStyleOptionGraphicsItem * option, QWidget * widget) {
+    QStyleOptionGraphicsItem myOption(*option);
+    myOption.state &= ~QStyle::State_Selected;
+
+    //svg text is much larger than screen text.  scene units(mm) vs points.
+    //need to scale text if going to svg.
+    //TODO: magic translation happens? approx: right ~8mm  down: 12mm + (3mm per mm of text height)
+    //SVG transform matrix translation values are different for same font size + different fonts (osifont vs Ubuntu vs Arial)???
+    //                     scale values are same for same font size + different fonts.
+    //double svgScale = 2.835;      //72dpi/(25.4mm/in)
+    //double svgScale = 3.84;       //96dpi/(25mm/in)
+    double svgScale = 2.88;         //72dpi/(25mm/in)   Qt logicalDpiY() is int
+    double svgMagicX = 8.0;
+    //double svgMagicY = 7.5;        //idk
+    double fontSize = font().pointSizeF();
+    //double ty = (12.0/svgScale + 3.0*fontSize/svgScale) + (svgMagicY/svgScale);
+    double ty = (12.0/svgScale + 3.0*fontSize/svgScale);
+    QPointF svgMove(-svgMagicX/svgScale,-ty);
+
+    QPaintDevice* hw = painter->device();
+    //QPaintDeviceMetrics hwm(hw);
+    //QPrinter* pr = dynamic_cast<QPrinter*>(hw);                      //printer does not rescale vs screen?
+    QSvgGenerator* svg = dynamic_cast<QSvgGenerator*>(hw);
+    if (svg) {
+        painter->scale(svgScale,svgScale);
+        painter->translate(svgMove);
+    } else {
+        painter->scale(1.0,1.0);
+    }
+
+    QGraphicsTextItem::paint (painter, &myOption, widget);
+}