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106 lines
2.6 KiB
C++
106 lines
2.6 KiB
C++
/*
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Copyright 2006-2020 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 "eseventaddrect.h"
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#include "../editorcommands.h"
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#include "../elementscene.h"
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#include "../graphicspart/partrectangle.h"
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#include <QObject>
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/**
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@brief ESEventAddRect::ESEventAddRect
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@param scene
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*/
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ESEventAddRect::ESEventAddRect(ElementScene *scene) :
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ESEventInterface(scene),
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m_rect(nullptr)
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{}
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/**
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@brief ESEventAddRect::~ESEventAddRect
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*/
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ESEventAddRect::~ESEventAddRect()
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{
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if (m_running || m_abort)
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delete m_rect;
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}
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/**
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@brief ESEventAddRect::mousePressEvent
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@param event
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@return
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*/
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bool ESEventAddRect::mousePressEvent(QGraphicsSceneMouseEvent *event)
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{
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if (event -> button() == Qt::LeftButton)
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{
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if(!m_running) m_running = true;
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QPointF pos = m_scene->snapToGrid(event -> scenePos());
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//create new rectangle, pos isn't define,
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//so m_rect.pos = 0,0 , that mean event.scenePos is in same coordinate of item
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//we don't need to map point for m_rect
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if (!m_rect)
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{
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m_rect = new PartRectangle(m_editor);
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m_scene -> addItem(m_rect);
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m_rect -> setRect(QRectF(pos, pos));
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return true;
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}
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//Add rectangle to scene
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m_rect -> setRect(m_rect -> rect().normalized());
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m_scene -> undoStack().push(new AddPartCommand(QObject::tr("Rectangle"), m_scene, m_rect));
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//Set m_rect to nullptr for create new rectangle at next mouse press
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m_rect = nullptr;
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return true;
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}
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return false;
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}
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/**
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@brief ESEventAddRect::mouseMoveEvent
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@param event
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@return
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*/
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bool ESEventAddRect::mouseMoveEvent(QGraphicsSceneMouseEvent *event) {
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updateHelpCross(event -> scenePos());
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if (!m_rect) return false;
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QRectF rect(m_rect->rect().topLeft(), m_scene->snapToGrid(event -> scenePos()));
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m_rect -> setRect(rect);
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return true;
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}
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/**
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@brief ESEventAddRect::mouseReleaseEvent
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@param event
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@return
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*/
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bool ESEventAddRect::mouseReleaseEvent(QGraphicsSceneMouseEvent *event) {
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if (event -> button() == Qt::RightButton) {
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if (m_rect) {delete m_rect; m_rect = nullptr;}
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else {m_running = false;}
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return true;
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}
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return false;
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}
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