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90 lines
2.4 KiB
C++
90 lines
2.4 KiB
C++
/*
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* Shape.cpp
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*
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* (c) 2013 Sofian Audry -- info(@)sofianaudry(.)com
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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 3 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, see <http://www.gnu.org/licenses/>.
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*/
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#include "Shape.h"
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MShape::MShape(const QVector<QPointF>& vertices_) {
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setVertices(vertices_);
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build();
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}
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void MShape::copyFrom(const MShape& shape)
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{
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// Just copy vertices.
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setVertices(shape.getVertices());
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}
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MShape* MShape::clone() const {
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MShape* copyShape = _create();
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copyShape->copyFrom(*this);
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return copyShape;
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}
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void MShape::translate(const QPointF& offset)
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{
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// We can feel free to translate every vertex without check by default.
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for (QVector<QPointF>::iterator it = vertices.begin(); it != vertices.end(); ++it)
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*it += offset;
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}
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void MShape::read(const QDomElement& obj)
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{
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// Read basic data.
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Serializable::read(obj);
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// Read vertices.
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QDomElement verticesObj = obj.firstChildElement("vertices");
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QDomNode vertexNode = verticesObj.firstChild();
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QVector<QPointF> vertices;
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while (!vertexNode.isNull())
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{
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const QDomElement& vertexElem = vertexNode.toElement();
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qreal x = vertexElem.attribute("x").toDouble();
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qreal y = vertexElem.attribute("y").toDouble();
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vertices.append(QPointF(x, y));
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vertexNode = vertexNode.nextSibling();
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}
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// Set the vertices.
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setVertices(vertices);
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// Rebuild.
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build();
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}
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void MShape::write(QDomElement& obj)
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{
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// Write basic data.
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Serializable::write(obj);
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// Write vertices.
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QDomElement verticesObj = obj.ownerDocument().createElement("vertices");
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for (int i=0; i<nVertices(); i++)
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{
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QDomElement vertexObj = obj.ownerDocument().createElement("vertex");
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vertexObj.setAttribute("x", QString::number(getVertex(i).x()));
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vertexObj.setAttribute("y", QString::number(getVertex(i).y()));
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verticesObj.appendChild(vertexObj);
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}
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obj.appendChild(verticesObj);
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}
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