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Element editor : move all graphics part in a single directory
git-svn-id: svn+ssh://svn.tuxfamily.org/svnroot/qet/qet/trunk@3628 bfdf4180-ca20-0410-9c96-a3a8aa849046
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blacksun
203
sources/editor/graphicspart/partterminal.cpp
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203
sources/editor/graphicspart/partterminal.cpp
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/*
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Copyright 2006-2014 The QElectroTech Team
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This file is part of QElectroTech.
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QElectroTech 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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QElectroTech 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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You should have received a copy of the GNU General Public License
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along with QElectroTech. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "partterminal.h"
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#include "terminal.h"
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/**
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Constructeur
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@param editor L'editeur d'element concerne
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@param parent Le QGraphicsItem parent de cette borne
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@param scene La scene sur laquelle figure cette borne
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*/
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PartTerminal::PartTerminal(QETElementEditor *editor, QGraphicsItem *parent, QGraphicsScene *scene) :
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CustomElementGraphicPart(editor),
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QGraphicsItem(parent, scene),
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m_orientation(Qet::North)
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{
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updateSecondPoint();
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setFlags(QGraphicsItem::ItemIsSelectable);
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#if QT_VERSION >= 0x040600
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setFlag(QGraphicsItem::ItemSendsGeometryChanges, true);
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#endif
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setZValue(100000);
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}
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/// Destructeur
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PartTerminal::~PartTerminal() {
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}
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/**
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Importe les proprietes d'une borne depuis un element XML
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@param xml_elmt Element XML a lire
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*/
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void PartTerminal::fromXml(const QDomElement &xml_elmt) {
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// lit la position de la borne
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qreal term_x = 0.0, term_y = 0.0;
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QET::attributeIsAReal(xml_elmt, "x", &term_x);
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QET::attributeIsAReal(xml_elmt, "y", &term_y);
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setPos(QPointF(term_x, term_y));
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// lit l'orientation de la borne
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m_orientation = Qet::orientationFromString(xml_elmt.attribute("orientation"));
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updateSecondPoint();
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}
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/**
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Exporte la borne en XML
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@param xml_document Document XML a utiliser pour creer l'element XML
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@return un element XML decrivant la borne
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*/
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const QDomElement PartTerminal::toXml(QDomDocument &xml_document) const {
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QDomElement xml_element = xml_document.createElement("terminal");
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// ecrit la position de la borne
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xml_element.setAttribute("x", QString("%1").arg(scenePos().x()));
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xml_element.setAttribute("y", QString("%1").arg(scenePos().y()));
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// ecrit l'orientation de la borne
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xml_element.setAttribute("orientation", Qet::orientationToString(m_orientation));
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// Write name and number to XML
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return(xml_element);
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}
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/**
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Dessine la borne
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@param p QPainter a utiliser pour rendre le dessin
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@param options Options pour affiner le rendu
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@param widget Widget sur lequel le rendu est effectue
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*/
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void PartTerminal::paint(QPainter *p, const QStyleOptionGraphicsItem *options, QWidget *widget) {
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Q_UNUSED(widget);
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p -> save();
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// annulation des renderhints
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p -> setRenderHint(QPainter::Antialiasing, false);
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p -> setRenderHint(QPainter::TextAntialiasing, false);
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p -> setRenderHint(QPainter::SmoothPixmapTransform, false);
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QPen t;
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t.setWidthF(1.0);
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t.setCosmetic(options && options -> levelOfDetail < 1.0);
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// dessin de la borne en rouge
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t.setColor(isSelected() ? Terminal::neutralColor : Qt::red);
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p -> setPen(t);
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p -> drawLine(QPointF(0.0, 0.0), second_point);
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// dessin du point d'amarrage au conducteur en bleu
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t.setColor(isSelected() ? Qt::red : Terminal::neutralColor);
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p -> setPen(t);
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p -> setBrush(Terminal::neutralColor);
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p -> drawPoint(QPointF(0.0, 0.0));
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p -> restore();
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}
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/**
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@return le rectangle delimitant cette partie.
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*/
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QRectF PartTerminal::boundingRect() const {
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QPointF p1, p2;
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if (second_point.x() <= 0.0 && second_point.y() <= 0.0) {
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p1 = second_point;
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p2 = QPointF(0.0, 0.0);
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} else {
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p1 = QPointF(0.0, 0.0);
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p2 = second_point;
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}
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QRectF br;
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br.setTopLeft (p1 - QPointF(2.0, 2.0));
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br.setBottomRight(p2 + QPointF(2.0, 2.0));
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return(br);
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}
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/**
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Definit l'orientation de la borne
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@param ori la nouvelle orientation de la borne
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*/
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void PartTerminal::setOrientation(Qet::Orientation ori) {
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prepareGeometryChange();
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m_orientation = ori;
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updateSecondPoint();
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}
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/**
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Gere les changements intervenant sur cette partie
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@param change Type de changement
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@param value Valeur numerique relative au changement
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*/
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QVariant PartTerminal::itemChange(GraphicsItemChange change, const QVariant &value) {
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if (scene()) {
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if (change == QGraphicsItem::ItemPositionChange || change == QGraphicsItem::ItemPositionHasChanged) {
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updateCurrentPartEditor();
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}
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}
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return(QGraphicsItem::itemChange(change, value));
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}
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/**
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Met a jour la position du second point en fonction de la position et de
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l'orientation de la borne.
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*/
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void PartTerminal::updateSecondPoint() {
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qreal ts = 4.0; // terminal size
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switch(m_orientation) {
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case Qet::North: second_point = QPointF(0.0, ts); break;
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case Qet::East : second_point = QPointF(-ts, 0.0); break;
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case Qet::South: second_point = QPointF(0.0, -ts); break;
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case Qet::West : second_point = QPointF(ts, 0.0); break;
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}
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}
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/**
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@return true si cette partie n'est pas pertinente et ne merite pas d'etre
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conservee / enregistree.
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Une borne est toujours pertinente ; cette fonction renvoie donc
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toujours false
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*/
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bool PartTerminal::isUseless() const {
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return(false);
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}
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/**
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@return the minimum, margin-less rectangle this part can fit into, in scene
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coordinates. It is different from boundingRect() because it is not supposed
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to imply any margin, and it is different from shape because it is a regular
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rectangle, not a complex shape.
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*/
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QRectF PartTerminal::sceneGeometricRect() const {
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return(sceneBoundingRect());
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}
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/**
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Start the user-induced transformation, provided this primitive is contained
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within the \a initial_selection_rect bounding rectangle.
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*/
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void PartTerminal::startUserTransformation(const QRectF &initial_selection_rect) {
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Q_UNUSED(initial_selection_rect)
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saved_position_ = scenePos();
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}
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/**
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Handle the user-induced transformation from \a initial_selection_rect to \a new_selection_rect
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*/
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void PartTerminal::handleUserTransformation(const QRectF &initial_selection_rect, const QRectF &new_selection_rect) {
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QPointF mapped_point = mapPoints(initial_selection_rect, new_selection_rect, QList<QPointF>() << saved_position_).first();
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setPos(mapped_point);
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}
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