[qet] [3461] Element editor: add ellipse is managed by an esevent

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Revision: 3461
Author:   blacksun
Date:     2014-11-07 10:39:19 +0100 (Fri, 07 Nov 2014)
Log Message:
-----------
Element editor: add ellipse is managed by an esevent

Modified Paths:
--------------
    trunk/sources/editor/elementscene.cpp
    trunk/sources/editor/elementscene.h
    trunk/sources/editor/qetelementeditor.cpp
    trunk/sources/editor/qetelementeditor.h

Added Paths:
-----------
    trunk/sources/editor/esevent/eseventaddellipse.cpp
    trunk/sources/editor/esevent/eseventaddellipse.h

Modified: trunk/sources/editor/elementscene.cpp
===================================================================
--- trunk/sources/editor/elementscene.cpp	2014-11-06 21:08:45 UTC (rev 3460)
+++ trunk/sources/editor/elementscene.cpp	2014-11-07 09:39:19 UTC (rev 3461)
@@ -80,14 +80,6 @@
 }
 
 /**
-	Passe la scene en mode "ajout d'ellipse"
-*/
-void ElementScene::slot_addEllipse() {
-	behavior = Ellipse;
-	if (m_event_interface) delete m_event_interface; m_event_interface = nullptr;
-}
-
-/**
 	Passe la scene en mode "ajout de polygone"
 */
 void ElementScene::slot_addPolygon() {
@@ -160,11 +152,6 @@
 	QPolygonF temp_polygon;
 	if (e -> buttons() & Qt::LeftButton) {
 		switch(behavior) {
-			case Ellipse:
-				temp_rect = current_ellipse -> rect();
-				temp_rect.setBottomRight(event_pos);
-				current_ellipse -> setRect(temp_rect);
-				break;
 			case Arc:
 				temp_rect = current_arc -> rect();
 				temp_rect.setBottomRight(event_pos);
@@ -211,11 +198,6 @@
 	QPolygonF temp_polygon;
 	if (e -> button() & Qt::LeftButton) {
 		switch(behavior) {
-			case Ellipse:
-				current_ellipse = new PartEllipse(element_editor, 0, this);
-				current_ellipse -> setRect(QRectF(event_pos, QSizeF(0.0, 0.0)));
-				current_ellipse -> setProperty("antialias", true);
-				break;
 			case Arc:
 				current_arc = new PartArc(element_editor, 0, this);
 				current_arc -> setRect(QRectF(event_pos, QSizeF(0.0, 0.0)));
@@ -272,13 +254,6 @@
 	
 	if (e -> button() & Qt::LeftButton) {
 		switch(behavior) {
-			case Ellipse:
-				if (qgiManager().manages(current_ellipse)) break;
-				current_ellipse -> setRect(current_ellipse -> rect().normalized());
-				undo_stack.push(new AddPartCommand(tr("ellipse"), this, current_ellipse));
-				emit(partsAdded());
-				endCurrentBehavior(e);
-				break;
 			case Arc:
 				if (qgiManager().manages(current_arc)) break;
 				current_arc-> setRect(current_arc -> rect().normalized());

Modified: trunk/sources/editor/elementscene.h
===================================================================
--- trunk/sources/editor/elementscene.h	2014-11-06 21:08:45 UTC (rev 3460)
+++ trunk/sources/editor/elementscene.h	2014-11-07 09:39:19 UTC (rev 3461)
@@ -28,7 +28,6 @@
 class ElementEditionCommand;
 class ElementPrimitiveDecorator;
 class QETElementEditor;
-class PartEllipse;
 class PartPolygon;
 class PartArc;
 class ESEventInterface;
@@ -44,7 +43,7 @@
 	
 	// enum
 	public:
-	enum Behavior { Normal, Circle, Ellipse, Polygon, Text, Terminal, Arc, TextField, PasteArea };
+	enum Behavior { Normal, Circle, Polygon, Text, Terminal, Arc, TextField, PasteArea };
 	enum ItemOption {
 		SortByZValue = 1,
 		IncludeTerminals = 2,
@@ -89,7 +88,6 @@
 		/// Variables related to drawing
 		ESEventInterface *m_event_interface;
 		Behavior behavior;
-		PartEllipse *current_ellipse;
 		PartPolygon *current_polygon;
 		PartArc *current_arc;
 		QETElementEditor *element_editor;
@@ -167,7 +165,6 @@
 	public slots:
 	void slot_move();
 	void slot_addCircle();
-	void slot_addEllipse();
 	void slot_addPolygon();
 	void slot_addText();
 	void slot_addArc();

Added: trunk/sources/editor/esevent/eseventaddellipse.cpp
===================================================================
--- trunk/sources/editor/esevent/eseventaddellipse.cpp	                        (rev 0)
+++ trunk/sources/editor/esevent/eseventaddellipse.cpp	2014-11-07 09:39:19 UTC (rev 3461)
@@ -0,0 +1,106 @@
+/*
+	Copyright 2006-2014 The QElectroTech Team
+	This file is part of QElectroTech.
+
+	QElectroTech is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 2 of the License, or
+	(at your option) any later version.
+
+	QElectroTech 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 General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with QElectroTech.  If not, see <http://www.gnu.org/licenses/>.
+*/
+#include <QObject>
+
+#include "eseventaddellipse.h"
+#include "partellipse.h"
+#include "editorcommands.h"
+#include "elementscene.h"
+
+/**
+ * @brief ESEventAddEllipse::ESEventAddEllipse
+ * @param scene
+ */
+ESEventAddEllipse::ESEventAddEllipse(ElementScene *scene) :
+	ESEventInterface(scene),
+	m_ellipse(nullptr)
+{}
+
+/**
+ * @brief ESEventAddEllipse::~ESEventAddEllipse
+ */
+ESEventAddEllipse::~ESEventAddEllipse() {
+	if (m_running || m_abort){
+		delete m_ellipse;
+	}
+}
+
+/**
+ * @brief ESEventAddEllipse::mousePressEvent
+ * @param event
+ * @return
+ */
+bool ESEventAddEllipse::mousePressEvent(QGraphicsSceneMouseEvent *event) {
+	if (event -> button() == Qt::LeftButton) {
+		if(!m_running) m_running = true;
+		QPointF pos = m_scene->snapToGrid(event -> scenePos());
+
+		//create new ellpise
+		if (!m_ellipse) {
+			m_ellipse = new PartEllipse(m_editor, 0, m_scene);
+			m_ellipse -> setRect(QRectF(pos, pos));
+			m_origin = pos;
+			return true;
+		}
+
+		//Add ellipse to scene
+		m_ellipse  -> setRect(m_ellipse -> rect().normalized());
+		m_scene -> undoStack().push(new AddPartCommand(QObject::tr("Rectangle"), m_scene, m_ellipse));
+
+		//Set m_ellipse to nullptr for create new ellipse at next mouse press
+		m_ellipse = nullptr;
+
+		return true;
+	}
+	return false;
+}
+
+/**
+ * @brief ESEventAddRect::mouseMoveEvent
+ * @param event
+ * @return
+ */
+bool ESEventAddEllipse::mouseMoveEvent(QGraphicsSceneMouseEvent *event) {
+	updateHelpCross(event -> scenePos());
+	if (!m_ellipse) return false;
+
+	QPointF mouse_pos = m_scene -> snapToGrid(event -> scenePos());
+
+	qreal width  = (mouse_pos.x() - m_origin.x())*2;
+	qreal height = (mouse_pos.y() - m_origin.y())*2;
+
+	QPointF pos(m_origin.x() - width/2,
+				m_origin.y() - height/2);
+
+	m_ellipse -> setRect(QRectF(pos, QSizeF(width, height)));
+	return true;
+}
+
+/**
+ * @brief ESEventAddEllipse::mouseReleaseEvent
+ * @param event
+ * @return
+ */
+bool ESEventAddEllipse::mouseReleaseEvent(QGraphicsSceneMouseEvent *event) {
+	if (event -> button() == Qt::RightButton) {
+		if (m_ellipse) {delete m_ellipse; m_ellipse = nullptr;}
+		else        {m_running = false;}
+		return true;
+	}
+	return false;
+}

Added: trunk/sources/editor/esevent/eseventaddellipse.h
===================================================================
--- trunk/sources/editor/esevent/eseventaddellipse.h	                        (rev 0)
+++ trunk/sources/editor/esevent/eseventaddellipse.h	2014-11-07 09:39:19 UTC (rev 3461)
@@ -0,0 +1,43 @@
+/*
+	Copyright 2006-2014 The QElectroTech Team
+	This file is part of QElectroTech.
+
+	QElectroTech is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 2 of the License, or
+	(at your option) any later version.
+
+	QElectroTech 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 General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with QElectroTech.  If not, see <http://www.gnu.org/licenses/>.
+*/
+#ifndef ESEVENTADDELLIPSE_H
+#define ESEVENTADDELLIPSE_H
+
+#include "eseventinterface.h"
+#include <QPointF>
+
+class ElementScene;
+class PartEllipse;
+class QGraphicsSceneMouseEvent;
+
+class ESEventAddEllipse : public ESEventInterface
+{
+	public:
+		ESEventAddEllipse(ElementScene *scene);
+		~ESEventAddEllipse();
+
+		virtual bool mousePressEvent   (QGraphicsSceneMouseEvent *event);
+		virtual bool mouseMoveEvent    (QGraphicsSceneMouseEvent *event);
+		virtual bool mouseReleaseEvent (QGraphicsSceneMouseEvent *event);
+
+	private:
+		PartEllipse *m_ellipse;
+		QPointF      m_origin;
+};
+
+#endif // ESEVENTADDELLIPSE_H

Modified: trunk/sources/editor/qetelementeditor.cpp
===================================================================
--- trunk/sources/editor/qetelementeditor.cpp	2014-11-06 21:08:45 UTC (rev 3460)
+++ trunk/sources/editor/qetelementeditor.cpp	2014-11-07 09:39:19 UTC (rev 3461)
@@ -43,6 +43,7 @@
 
 #include "eseventaddline.h"
 #include "eseventaddrect.h"
+#include "eseventaddellipse.h"
 
 #include <QMessageBox>
 /*
@@ -249,7 +250,7 @@
 
 	connect(add_line,        SIGNAL(triggered()), this, SLOT(addLine()));
 	connect(add_rectangle,   SIGNAL(triggered()), this, SLOT(addRect()));
-	connect(add_ellipse,     SIGNAL(triggered()), ce_scene, SLOT(slot_addEllipse()));
+	connect(add_ellipse,     SIGNAL(triggered()), this, SLOT(addEllipse()));
 	connect(add_polygon,     SIGNAL(triggered()), ce_scene, SLOT(slot_addPolygon()));
 	connect(add_text,        SIGNAL(triggered()), ce_scene, SLOT(slot_addText()));
 	connect(add_arc,         SIGNAL(triggered()), ce_scene, SLOT(slot_addArc()));
@@ -940,6 +941,14 @@
 }
 
 /**
+ * @brief QETElementEditor::addEllipse
+ * Set ellipse creation interface to scene
+ */
+void QETElementEditor::addEllipse() {
+	ce_scene -> setEventInterface(new ESEventAddEllipse(ce_scene));
+}
+
+/**
 	Lance l'assistant de creation d'un nouvel element.
 */
 void QETElementEditor::slot_new() {

Modified: trunk/sources/editor/qetelementeditor.h
===================================================================
--- trunk/sources/editor/qetelementeditor.h	2014-11-06 21:08:45 UTC (rev 3460)
+++ trunk/sources/editor/qetelementeditor.h	2014-11-07 09:39:19 UTC (rev 3461)
@@ -128,6 +128,7 @@
 	public slots:
 		void addLine();
 		void addRect();
+		void addEllipse();
 
 	void slot_new();
 	void slot_open();


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