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/*------------------------------------------------------------------------------
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-- This file is a part of the Kicad Tools Software
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-- Copyright (C) 2015, Plasma Physics Laboratory - CNRS
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--
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-- This program is free software; you can redistribute it and/or modify
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-- it under the terms of the GNU General Public License as published by
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-- the Free Software Foundation; either version 2 of the License, or
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-- (at your option) any later version.
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--
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-- This program is distributed in the hope that it will be useful,
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-- but WITHOUT ANY WARRANTY; without even the implied warranty of
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-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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-- GNU General Public License for more details.
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--
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-- You should have received a copy of the GNU General Public License
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-- along with this program; if not, write to the Free Software
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-- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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-------------------------------------------------------------------------------*/
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/*-- Author : Alexis Jeandet
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-- Mail : alexis.jeandet@member.fsf.org
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----------------------------------------------------------------------------*/
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#include "pcbzone.h"
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#include <QPen>
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#include <QPixmapCache>
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#include "polypartition/src/polypartition.h"
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#include "polygonssplit.h"
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PCBZone::PCBZone(QIlib::QIcadPcbZone *zoneNode, PCBContext *context)
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:QGraphicsItemGroup(),zoneNode(zoneNode),context(context)
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{
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this->initQtClipping();
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// this->initTriangPolypartition();
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}
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void PCBZone::initTriangPolypartition()
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{
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TPPLPartition pp;
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this->setFlags(ItemIsMovable|ItemIsSelectable|ItemIsFocusable);
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TPPLPoly test;
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std::list<TPPLPoly> triangles;
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test.Init(this->zoneNode->filledPolygon.points.points.count());
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for(int i=0;i<this->zoneNode->filledPolygon.points.points.count();i++)
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{
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test[i].x =this->zoneNode->filledPolygon.points.points.at(i)->pos().x();
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test[i].y =this->zoneNode->filledPolygon.points.points.at(i)->pos().y();
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}
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pp.ConvexPartition_HM(&test,&triangles);
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for(std::list<TPPLPoly>::iterator iter = triangles.begin();iter != triangles.end(); iter++)
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{
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QPolygonF poly;
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TPPLPoly t = *iter;
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for(int i=0;i<t.GetNumPoints();i++)
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{
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poly.append(QPointF(t[i].x,t[i].y));
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}
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QGraphicsPolygonItem* triangleItem = new QGraphicsPolygonItem();
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QPen pen = triangleItem->pen();
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pen.setWidthF(0.05);
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triangleItem->setPen(pen);
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QBrush brush = triangleItem->brush();
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brush.setStyle(Qt::SolidPattern);
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brush.setColor(context->layerColor(this->zoneNode->layer.value()));
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triangleItem->setBrush(brush);
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triangleItem->setZValue(-context->layer(this->zoneNode->layer.value()));
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triangleItem->setPolygon(poly);
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triangleItem->setCacheMode(QGraphicsItem::DeviceCoordinateCache);
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this->addToGroup(triangleItem);
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}
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this->setCacheMode(QGraphicsItem::DeviceCoordinateCache);
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setOpacity(0.6);
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}
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void PCBZone::initQtClipping()
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{
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this->setFlags(ItemIsMovable|ItemIsSelectable|ItemIsFocusable);
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QPolygonF poly;
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for(int i=0;i<this->zoneNode->filledPolygon.points.points.count();i++)
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{
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QPointF p;
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p.setX(this->zoneNode->filledPolygon.points.points.at(i)->pos().x());
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p.setY(this->zoneNode->filledPolygon.points.points.at(i)->pos().y());
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poly.append(p);
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}
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QList<QPolygonF> clippedPolygons = PolygonsSplit::splitPolygons(poly,100,5);
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for(int i=0;i<clippedPolygons.count();i++)
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{
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QGraphicsPolygonItem* polygonItem = new QGraphicsPolygonItem();
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// QPen pen = polygonItem->pen();
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// pen.setWidthF(0.05);
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polygonItem->setPen(Qt::NoPen);
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// polygonItem->setPen(pen);
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QBrush brush = polygonItem->brush();
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brush.setStyle(Qt::SolidPattern);
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brush.setColor(context->layerColor(this->zoneNode->layer.value()));
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polygonItem->setBrush(brush);
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polygonItem->setZValue(-context->layer(this->zoneNode->layer.value()));
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polygonItem->setPolygon(clippedPolygons.at(i));
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// polygonItem->setCacheMode(QGraphicsItem::DeviceCoordinateCache);
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this->addToGroup(polygonItem);
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}
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this->setCacheMode(QGraphicsItem::DeviceCoordinateCache);
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setOpacity(0.6);
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}
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QPolygonF intersect(QPointF topLeft,QPointF bottomRight,QPolygonF poly)
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{
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QPolygonF rect;
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rect.append(topLeft);
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rect.append(QPointF(bottomRight.x(),topLeft.y()));
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rect.append(bottomRight);
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rect.append(QPointF(topLeft.x(),bottomRight.y()));
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return poly.intersected(rect);
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}
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QList<QPolygonF> PCBZone::splitPolygons(QPolygonF polygon, int maxPoints)
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{
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QList<QPolygonF> result;
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if(polygon.size()>maxPoints)
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{
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QRectF brect = polygon.boundingRect();
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QPointF center = brect.center();
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QPointF centerLeft = QPointF(brect.x(),brect.center().y());
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QPointF centerRight = QPointF(brect.topRight().x(),brect.center().y());
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QPointF topCenter = QPointF(center.x(),brect.topLeft().y());
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QPointF bottomCenter = QPointF(center.x(),brect.bottomLeft().y());
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result.append(splitPolygons(intersect(brect.topLeft(),center,polygon),maxPoints));
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result.append(splitPolygons(intersect(topCenter,centerRight,polygon),maxPoints));
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result.append(splitPolygons(intersect(center,brect.bottomRight(),polygon),maxPoints));
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result.append(splitPolygons(intersect(centerLeft,bottomCenter,polygon),maxPoints));
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}
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else
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result.append(polygon);
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return result;
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}
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