mirror of
https://github.com/RetroShare/RetroShare.git
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1259 lines
40 KiB
C++
1259 lines
40 KiB
C++
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/****************************************************************************
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**
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** Copyright (C) 2007-2008 Trolltech ASA. All rights reserved.
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**
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** This file is part of the example classes of the Qt Toolkit.
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**
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** This file may be used under the terms of the GNU General Public
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** License versions 2.0 or 3.0 as published by the Free Software
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** Foundation and appearing in the files LICENSE.GPL2 and LICENSE.GPL3
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** included in the packaging of this file. Alternatively you may (at
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** your option) use any later version of the GNU General Public
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** License if such license has been publicly approved by Trolltech ASA
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** (or its successors, if any) and the KDE Free Qt Foundation. In
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** addition, as a special exception, Trolltech gives you certain
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** additional rights. These rights are described in the Trolltech GPL
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** Exception version 1.2, which can be found at
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** http://www.trolltech.com/products/qt/gplexception/ and in the file
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** GPL_EXCEPTION.txt in this package.
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**
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** Please review the following information to ensure GNU General
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** Public Licensing requirements will be met:
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** http://trolltech.com/products/qt/licenses/licensing/opensource/. If
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** you are unsure which license is appropriate for your use, please
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** review the following information:
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** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
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** or contact the sales department at sales@trolltech.com.
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**
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** In addition, as a special exception, Trolltech, as the sole
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** copyright holder for Qt Designer, grants users of the Qt/Eclipse
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** Integration plug-in the right for the Qt/Eclipse Integration to
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** link to functionality provided by Qt Designer and its related
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** libraries.
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**
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** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
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** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE. Trolltech reserves all rights not expressly
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** granted herein.
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**
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** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
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** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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**
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****************************************************************************/
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#include <QtGui>
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#include <QLabel>
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#include <iostream>
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#include "mainwindow.h"
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#include "diagramitem.h"
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#include "diagramdrawitem.h"
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#include "diagrampathitem.h"
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#include "diagramscene.h"
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#include "diagramtextitem.h"
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const int InsertTextButton = 10;
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const int InsertDrawItemButton = 64;
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#define NDEBUG
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//! [0]
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MainWindow::MainWindow()
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{
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createActions();
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createToolBox();
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createMenus();
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scene = new DiagramScene(itemMenu);
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scene->setSceneRect(QRectF(0, 0, 5000, 5000));
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myGrid=10.0;
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scene->setGrid(myGrid);
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connect(scene, SIGNAL(itemInserted(DiagramItem *)),
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this, SLOT(itemInserted(DiagramItem *)));
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connect(scene, SIGNAL(textInserted(QGraphicsTextItem *)),
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this, SLOT(textInserted(QGraphicsTextItem *)));
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connect(scene, SIGNAL(itemSelected(QGraphicsItem *)),
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this, SLOT(itemSelected(QGraphicsItem *)));
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// activate/deactivate shortcuts when text is edited in scene
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connect(scene, SIGNAL(editorHasReceivedFocus()),
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this, SLOT(deactivateShortcuts()));
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connect(scene, SIGNAL(editorHasLostFocus()),
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this, SLOT(activateShortcuts()));
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connect(scene, SIGNAL(zoomRect(QPointF,QPointF)),
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this, SLOT(doZoomRect(QPointF,QPointF)));
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connect(scene, SIGNAL(zoom(const qreal)),
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this, SLOT(zoom(const qreal)));
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createToolbars();
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QHBoxLayout *layout = new QHBoxLayout;
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layout->addWidget(toolBox);
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view = new QGraphicsView(scene);
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view->setDragMode(QGraphicsView::RubberBandDrag);
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view->setCacheMode(QGraphicsView::CacheBackground);
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layout->addWidget(view);
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QWidget *widget = new QWidget;
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widget->setLayout(layout);
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setCentralWidget(widget);
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setWindowTitle(tr("QDiagram"));
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myFileName.clear();
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myShowGrid=false;
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}
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//! [0]
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//! [1]
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void MainWindow::backgroundButtonGroupClicked(QAbstractButton *button)
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{
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QList<QAbstractButton *> buttons = backgroundButtonGroup->buttons();
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foreach (QAbstractButton *myButton, buttons) {
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if (myButton != button)
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button->setChecked(false);
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}
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QString text = button->text();
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if (text == tr("Blue Grid"))
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scene->setBackgroundBrush(QPixmap(":/images/background1.png"));
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else if (text == tr("White Grid"))
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scene->setBackgroundBrush(QPixmap(":/images/background2.png"));
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else if (text == tr("Gray Grid"))
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scene->setBackgroundBrush(QPixmap(":/images/background3.png"));
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else
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scene->setBackgroundBrush(QPixmap(":/images/background4.png"));
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scene->update();
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view->update();
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}
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//! [1]
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//! [2]
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void MainWindow::buttonGroupClicked(int id)
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{
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QList<QAbstractButton *> buttons = buttonGroup->buttons();
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foreach (QAbstractButton *button, buttons) {
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if (buttonGroup->button(id) != button)
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button->setChecked(false);
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}
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if (id == InsertTextButton) {
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scene->setMode(DiagramScene::InsertText);
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}
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else
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if ((id&192) == InsertDrawItemButton){
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scene->setItemType(DiagramDrawItem::DiagramType(id&63));
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scene->setMode(DiagramScene::InsertDrawItem);
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}
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else {
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scene->setItemType(DiagramItem::DiagramType(id));
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scene->setMode(DiagramScene::InsertItem);
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}
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view->setDragMode(QGraphicsView::NoDrag);
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//pointerTypeGroup->checkedButton()->setChecked(false);
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buttons = pointerTypeGroup->buttons();
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foreach (QAbstractButton *button, buttons) {
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button->setChecked(false);
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}
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}
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//! [2]
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//! [3]
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void MainWindow::deleteItem()
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{
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foreach (QGraphicsItem *item, scene->selectedItems()) {
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if (item->type() == DiagramItem::Type) {
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//qgraphicsitem_cast<DiagramItem *>(item)->removeArrows();
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}
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scene->removeItem(item);
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}
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}
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//! [3]
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//! [4]
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void MainWindow::pointerGroupClicked(int id)
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{
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QList<QAbstractButton *> buttons = pointerTypeGroup->buttons();
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foreach (QAbstractButton *button, buttons) {
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if (pointerTypeGroup->button(id) != button)
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button->setChecked(false);
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}
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if(pointerTypeGroup->checkedId()!=DiagramScene::MoveItem) view->setDragMode(QGraphicsView::NoDrag);
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else view->setDragMode(QGraphicsView::RubberBandDrag);
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scene->setMode(DiagramScene::Mode(pointerTypeGroup->checkedId()));
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}
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//! [4]
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//! [5]
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void MainWindow::bringToFront()
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{
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//std::cout << "bring to front" << std::endl;
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if (scene->selectedItems().isEmpty())
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return;
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QGraphicsItem *selectedItem = scene->selectedItems().first();
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QList<QGraphicsItem *> overlapItems = selectedItem->collidingItems();
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qreal zValue = 0;
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foreach (QGraphicsItem *item, overlapItems) {
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if (item->zValue() >= zValue) //&&
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//item->type() == DiagramItem::Type)
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zValue = item->zValue() + 0.1;
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}
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selectedItem->setZValue(zValue);
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}
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//! [5]
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//! [6]
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void MainWindow::sendToBack()
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{
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//std::cout << "send to back" << std::endl;
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if (scene->selectedItems().isEmpty())
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return;
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QGraphicsItem *selectedItem = scene->selectedItems().first();
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QList<QGraphicsItem *> overlapItems = selectedItem->collidingItems();
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qreal zValue = 0;
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foreach (QGraphicsItem *item, overlapItems) {
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if (item->zValue() <= zValue)// &&
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//item->type() == DiagramItem::Type)
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zValue = item->zValue() - 0.1;
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}
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selectedItem->setZValue(zValue);
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}
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void MainWindow::rotateRight()
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{
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if (scene->selectedItems().isEmpty())
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return;
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QGraphicsItem *selectedItem = scene->selectedItems().first();
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//selectedItem->rotate(90);
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QTransform trans=selectedItem->transform();
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selectedItem->setTransform(trans*QTransform().rotate(90),false);
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#ifdef DEBUG
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std::cout << "rotate done" << std::endl;
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#endif
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}
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void MainWindow::rotateLeft()
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{
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if (scene->selectedItems().isEmpty())
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return;
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QGraphicsItem *selectedItem = scene->selectedItems().first();
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//selectedItem->rotate(-90);
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QTransform trans=selectedItem->transform();
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selectedItem->setTransform(trans*QTransform().rotate(-90),false);
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#ifdef DEBUG
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std::cout << "rotate left done" << std::endl;
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#endif
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}
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void MainWindow::flipX()
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{
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if (scene->selectedItems().isEmpty())
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return;
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QGraphicsItem *selectedItem = scene->selectedItems().first();
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//selectedItem->setTransform(QTransform(-1,0,0,1,0,0),true);
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QTransform trans=selectedItem->transform();
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selectedItem->setTransform(trans*QTransform(-1,0,0,1,0,0),false);
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//selectedItem->scale(-1,1);
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#ifdef DEBUG
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std::cout << trans.m11() << ","
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<< trans.m12() << ","
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<< trans.m21() << ","
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<< trans.m22() << "," << std::endl;
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std::cout << "flipX done" << std::endl;
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#endif
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}
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void MainWindow::flipY()
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{
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if (scene->selectedItems().isEmpty())
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return;
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QGraphicsItem *selectedItem = scene->selectedItems().first();
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QTransform trans=selectedItem->transform();
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selectedItem->setTransform(trans*QTransform(1,0,0,-1,0,0),false);
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//selectedItem->scale(1,-1);
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#ifdef DEBUG
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std::cout << "flipY done" << std::endl;
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#endif
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}
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void MainWindow::moveItems()
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{
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scene->setMode(DiagramScene::MoveItems);
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view->setDragMode(QGraphicsView::RubberBandDrag);
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#ifdef DEBUG
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std::cout << "set move mode" << std::endl;
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#endif
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}
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void MainWindow::abort()
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{
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scene->abort();
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scene->setMode(DiagramScene::MoveItem);
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view->setDragMode(QGraphicsView::RubberBandDrag);
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#ifdef DEBUG
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std::cout << "abort done" << std::endl;
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#endif
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}
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void MainWindow::copyItems()
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{
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scene->setMode(DiagramScene::CopyItem);
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view->setDragMode(QGraphicsView::RubberBandDrag);
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#ifdef DEBUG
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std::cout << "copy mode" << std::endl;
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#endif
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}
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void MainWindow::groupItems()
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{
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if (scene->selectedItems().isEmpty())
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return;
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QGraphicsItemGroup *test = scene->createItemGroup(scene->selectedItems());
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test->setFlag(QGraphicsItem::ItemIsMovable, true);
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test->setFlag(QGraphicsItem::ItemIsSelectable, true);
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}
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void MainWindow::ungroupItems()
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{
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if (scene->selectedItems().isEmpty())
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return;
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#ifdef DEBUG
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std::cout << "ungroup" << std::endl;
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std::cout << scene->selectedItems().count() << std::endl;
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#endif
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foreach (QGraphicsItem *item, scene->selectedItems()) {
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#ifdef DEBUG
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std::cout << item->type() << std::endl;
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std::cout << typeid(item).name() << std::endl;
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#endif
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if (item->type()==10) {
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QGraphicsItemGroup *group = (QGraphicsItemGroup*) item;
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scene->destroyItemGroup(group);
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}
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}
|
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#ifdef DEBUG
|
||
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//std::cout << qPrintable(scene->selectedItems().first()->objectName())<< std::endl;
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|
#endif
|
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//QGraphicsItemGroup *group = (QGraphicsItemGroup*)scene->selectedItems().first();
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//scene->destroyItemGroup(group);
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//scene->destroyItemGroup(scene->selectedItems());
|
||
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}
|
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//! [6]
|
||
|
|
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//! [7]
|
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void MainWindow::itemInserted(DiagramItem *item)
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{
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//scene->setMode(DiagramScene::Mode(pointerTypeGroup->checkedId()));
|
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buttonGroup->button(int(item->diagramType()))->setChecked(false);
|
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|
}
|
||
|
//! [7]
|
||
|
|
||
|
//! [8]
|
||
|
void MainWindow::textInserted(QGraphicsTextItem *)
|
||
|
{
|
||
|
buttonGroup->button(InsertTextButton)->setChecked(false);
|
||
|
scene->setMode(DiagramScene::MoveItem);
|
||
|
view->setDragMode(QGraphicsView::RubberBandDrag);
|
||
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pointerTypeGroup->button(DiagramScene::MoveItem)->setChecked(true);
|
||
|
}
|
||
|
//! [8]
|
||
|
void MainWindow::activateShortcuts()
|
||
|
{
|
||
|
foreach(QAction* item,listOfActions){
|
||
|
item->setEnabled(true);
|
||
|
}
|
||
|
foreach(QShortcut* item,listOfShortcuts){
|
||
|
item->setEnabled(true);
|
||
|
}
|
||
|
#ifdef DEBUG
|
||
|
std::cout<<"activate"<<std::endl;
|
||
|
#endif
|
||
|
}
|
||
|
|
||
|
void MainWindow::deactivateShortcuts()
|
||
|
{
|
||
|
foreach(QAction* item,listOfActions){
|
||
|
item->setEnabled(false);
|
||
|
}
|
||
|
foreach(QShortcut* item,listOfShortcuts){
|
||
|
item->setEnabled(false);
|
||
|
}
|
||
|
#ifdef DEBUG
|
||
|
std::cout<<"deactivate"<<std::endl;
|
||
|
#endif
|
||
|
}
|
||
|
//! [9]
|
||
|
void MainWindow::currentFontChanged(const QFont &)
|
||
|
{
|
||
|
handleFontChange();
|
||
|
}
|
||
|
//! [9]
|
||
|
|
||
|
//! [10]
|
||
|
void MainWindow::fontSizeChanged(const QString &)
|
||
|
{
|
||
|
handleFontChange();
|
||
|
}
|
||
|
//! [10]
|
||
|
|
||
|
//! [12]
|
||
|
void MainWindow::textColorChanged()
|
||
|
{
|
||
|
textAction = qobject_cast<QAction *>(sender());
|
||
|
fontColorToolButton->setIcon(createColorToolButtonIcon(
|
||
|
":/images/textpointer.png",
|
||
|
qVariantValue<QColor>(textAction->data())));
|
||
|
textButtonTriggered();
|
||
|
}
|
||
|
//! [12]
|
||
|
|
||
|
//! [13]
|
||
|
void MainWindow::itemColorChanged()
|
||
|
{
|
||
|
fillAction = qobject_cast<QAction *>(sender());
|
||
|
fillColorToolButton->setIcon(createColorToolButtonIcon(
|
||
|
":/images/floodfill.png",
|
||
|
qVariantValue<QColor>(fillAction->data())));
|
||
|
fillButtonTriggered();
|
||
|
}
|
||
|
//! [13]
|
||
|
|
||
|
//! [14]
|
||
|
void MainWindow::lineColorChanged()
|
||
|
{
|
||
|
lineAction = qobject_cast<QAction *>(sender());
|
||
|
lineColorToolButton->setIcon(createColorToolButtonIcon(
|
||
|
":/images/linecolor.png",
|
||
|
qVariantValue<QColor>(lineAction->data())));
|
||
|
lineButtonTriggered();
|
||
|
}
|
||
|
//! [14]
|
||
|
|
||
|
//! [15]
|
||
|
void MainWindow::textButtonTriggered()
|
||
|
{
|
||
|
scene->setTextColor(qVariantValue<QColor>(textAction->data()));
|
||
|
}
|
||
|
//! [15]
|
||
|
|
||
|
//! [16]
|
||
|
void MainWindow::fillButtonTriggered()
|
||
|
{
|
||
|
scene->setItemColor(qVariantValue<QColor>(fillAction->data()));
|
||
|
}
|
||
|
//! [16]
|
||
|
|
||
|
//! [17]
|
||
|
void MainWindow::lineButtonTriggered()
|
||
|
{
|
||
|
scene->setLineColor(qVariantValue<QColor>(lineAction->data()));
|
||
|
}
|
||
|
//! [17]
|
||
|
|
||
|
//! [18]
|
||
|
void MainWindow::handleFontChange()
|
||
|
{
|
||
|
QFont font = fontCombo->currentFont();
|
||
|
font.setPointSize(fontSizeCombo->currentText().toInt());
|
||
|
font.setWeight(boldAction->isChecked() ? QFont::Bold : QFont::Normal);
|
||
|
font.setItalic(italicAction->isChecked());
|
||
|
font.setUnderline(underlineAction->isChecked());
|
||
|
|
||
|
scene->setFont(font);
|
||
|
}
|
||
|
//! [18]
|
||
|
|
||
|
//! [19]
|
||
|
void MainWindow::itemSelected(QGraphicsItem *item)
|
||
|
{
|
||
|
DiagramTextItem *textItem =
|
||
|
qgraphicsitem_cast<DiagramTextItem *>(item);
|
||
|
|
||
|
QFont font = textItem->font();
|
||
|
QColor color = textItem->defaultTextColor();
|
||
|
fontCombo->setCurrentFont(font);
|
||
|
fontSizeCombo->setEditText(QString().setNum(font.pointSize()));
|
||
|
boldAction->setChecked(font.weight() == QFont::Bold);
|
||
|
italicAction->setChecked(font.italic());
|
||
|
underlineAction->setChecked(font.underline());
|
||
|
}
|
||
|
//! [19]
|
||
|
|
||
|
//! [20]
|
||
|
void MainWindow::about()
|
||
|
{
|
||
|
QMessageBox::about(this, tr("About Diagram Scene"),
|
||
|
tr("The <b>Diagram Scene</b> example shows "
|
||
|
"use of the graphics framework."));
|
||
|
}
|
||
|
//! [20]
|
||
|
void MainWindow::print()
|
||
|
{
|
||
|
QPrinter printer;
|
||
|
if (QPrintDialog(&printer).exec() == QDialog::Accepted) {
|
||
|
QPainter painter(&printer);
|
||
|
painter.setRenderHint(QPainter::Antialiasing);
|
||
|
scene->render(&painter);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
void MainWindow::exportImage()
|
||
|
{
|
||
|
QFileDialog::Options options;
|
||
|
options = 0;
|
||
|
QString selectedFilter;
|
||
|
QString fileName = QFileDialog::getSaveFileName(this,
|
||
|
tr("Export Diagram to ..."),
|
||
|
".jpg",
|
||
|
tr("Jpg (*.jpg);;Png (*.png);;Pdf (*.pdf);;Postscript (*.ps)"),
|
||
|
&selectedFilter,
|
||
|
options);
|
||
|
if (!fileName.isEmpty()){
|
||
|
#ifdef DEBUG
|
||
|
std::cout << "Selected Filter: " << qPrintable(selectedFilter) << std::endl;
|
||
|
#endif
|
||
|
if((selectedFilter=="Pdf (*.pdf)")or(selectedFilter=="Postscript (*.ps)")) {
|
||
|
QRectF rect=scene->itemsBoundingRect(); // Bonding der Elemente in scene
|
||
|
QPrinter printer;
|
||
|
printer.setOutputFileName(fileName);
|
||
|
QSizeF size=printer.paperSize(QPrinter::Millimeter); // definiere Paper mit gleichen Aspectratio wie rect
|
||
|
size.setHeight(size.width()*rect.height()/rect.width());
|
||
|
printer.setPaperSize(size,QPrinter::Millimeter);
|
||
|
printer.setPageMargins(0,0,0,0,QPrinter::Millimeter);
|
||
|
QPainter painter(&printer);// generate PDF/PS
|
||
|
painter.setRenderHint(QPainter::Antialiasing);
|
||
|
scene->render(&painter,QRectF(),rect);
|
||
|
}
|
||
|
else {
|
||
|
QPixmap pixmap(1000,1000);
|
||
|
pixmap.fill();
|
||
|
QPainter painter(&pixmap);
|
||
|
painter.setRenderHint(QPainter::Antialiasing);
|
||
|
QRectF rect=scene->itemsBoundingRect();
|
||
|
scene->render(&painter,QRectF(),rect);
|
||
|
painter.end();
|
||
|
|
||
|
pixmap.save(fileName);
|
||
|
}
|
||
|
|
||
|
}
|
||
|
}
|
||
|
|
||
|
//! [21]
|
||
|
void MainWindow::createToolBox()
|
||
|
{
|
||
|
buttonGroup = new QButtonGroup;
|
||
|
buttonGroup->setExclusive(false);
|
||
|
connect(buttonGroup, SIGNAL(buttonClicked(int)),
|
||
|
this, SLOT(buttonGroupClicked(int)));
|
||
|
QGridLayout *layout = new QGridLayout;
|
||
|
layout->addWidget(createCellWidget(tr("Conditional"),
|
||
|
DiagramItem::Conditional), 0, 0);
|
||
|
layout->addWidget(createCellWidget(tr("Process"),
|
||
|
DiagramItem::Step),0, 1);
|
||
|
layout->addWidget(createCellWidget(tr("Input/Output"),
|
||
|
DiagramItem::Io), 1, 0);
|
||
|
// added DrawItem
|
||
|
layout->addWidget(createCellWidget(tr("Rectangle"),
|
||
|
DiagramDrawItem::Rectangle), 2, 0);
|
||
|
layout->addWidget(createCellWidget(tr("Ellipse"),
|
||
|
DiagramDrawItem::Ellipse), 2, 1);
|
||
|
//! [21]
|
||
|
|
||
|
QToolButton *textButton = new QToolButton;
|
||
|
textButton->setCheckable(true);
|
||
|
buttonGroup->addButton(textButton, InsertTextButton);
|
||
|
textButton->setIcon(QIcon(QPixmap(":/images/textpointer.png")
|
||
|
.scaled(30, 30)));
|
||
|
textButton->setIconSize(QSize(50, 50));
|
||
|
QGridLayout *textLayout = new QGridLayout;
|
||
|
textLayout->addWidget(textButton, 0, 0, Qt::AlignHCenter);
|
||
|
textLayout->addWidget(new QLabel(tr("Text")), 1, 0, Qt::AlignCenter);
|
||
|
QWidget *textWidget = new QWidget;
|
||
|
textWidget->setLayout(textLayout);
|
||
|
layout->addWidget(textWidget, 1, 1);
|
||
|
|
||
|
layout->setRowStretch(3, 10);
|
||
|
layout->setColumnStretch(2, 10);
|
||
|
|
||
|
QWidget *itemWidget = new QWidget;
|
||
|
itemWidget->setLayout(layout);
|
||
|
|
||
|
backgroundButtonGroup = new QButtonGroup;
|
||
|
connect(backgroundButtonGroup, SIGNAL(buttonClicked(QAbstractButton *)),
|
||
|
this, SLOT(backgroundButtonGroupClicked(QAbstractButton *)));
|
||
|
|
||
|
QGridLayout *backgroundLayout = new QGridLayout;
|
||
|
backgroundLayout->addWidget(createBackgroundCellWidget(tr("Blue Grid"),
|
||
|
":/images/background1.png"), 0, 0);
|
||
|
backgroundLayout->addWidget(createBackgroundCellWidget(tr("White Grid"),
|
||
|
":/images/background2.png"), 0, 1);
|
||
|
backgroundLayout->addWidget(createBackgroundCellWidget(tr("Gray Grid"),
|
||
|
":/images/background3.png"), 1, 0);
|
||
|
backgroundLayout->addWidget(createBackgroundCellWidget(tr("No Grid"),
|
||
|
":/images/background4.png"), 1, 1);
|
||
|
|
||
|
backgroundLayout->setRowStretch(2, 10);
|
||
|
backgroundLayout->setColumnStretch(2, 10);
|
||
|
|
||
|
QWidget *backgroundWidget = new QWidget;
|
||
|
backgroundWidget->setLayout(backgroundLayout);
|
||
|
|
||
|
|
||
|
//! [22]
|
||
|
toolBox = new QToolBox;
|
||
|
toolBox->setSizePolicy(QSizePolicy(QSizePolicy::Maximum, QSizePolicy::Ignored));
|
||
|
toolBox->setMinimumWidth(itemWidget->sizeHint().width());
|
||
|
toolBox->addItem(itemWidget, tr("Basic Flowchart Shapes"));
|
||
|
toolBox->addItem(backgroundWidget, tr("Backgrounds"));
|
||
|
}
|
||
|
//! [22]
|
||
|
|
||
|
//! [23]
|
||
|
void MainWindow::createActions()
|
||
|
{
|
||
|
toFrontAction = new QAction(QIcon(":/images/lc_bringtofront.png"),
|
||
|
tr("Bring to &Front"), this);
|
||
|
toFrontAction->setShortcut(tr("Ctrl+F"));
|
||
|
toFrontAction->setStatusTip(tr("Bring item to front"));
|
||
|
connect(toFrontAction, SIGNAL(triggered()),
|
||
|
this, SLOT(bringToFront()));
|
||
|
//! [23]
|
||
|
|
||
|
sendBackAction = new QAction(QIcon(":/images/lc_sendtoback.png"),
|
||
|
tr("Send to &Back"), this);
|
||
|
sendBackAction->setShortcut(tr("Ctrl+B"));
|
||
|
sendBackAction->setStatusTip(tr("Send item to back"));
|
||
|
connect(sendBackAction, SIGNAL(triggered()),
|
||
|
this, SLOT(sendToBack()));
|
||
|
|
||
|
QPixmap pixmap2=QPixmap(":/images/lc_toggleobjectrotatemode.png").transformed(QTransform(-1,0,0,1,0,0));
|
||
|
rotateRightAction = new QAction(QIcon(pixmap2),
|
||
|
tr("rotate &Right"), this);
|
||
|
rotateRightAction->setShortcut(tr("R"));
|
||
|
rotateRightAction->setStatusTip(tr("rotate item 90 degrees right"));
|
||
|
connect(rotateRightAction, SIGNAL(triggered()),
|
||
|
this, SLOT(rotateRight()));
|
||
|
listOfActions.append(rotateRightAction);
|
||
|
|
||
|
rotateLeftAction = new QAction(QIcon(":/images/lc_toggleobjectrotatemode.png"),
|
||
|
tr("rotate &Left"), this);
|
||
|
rotateLeftAction->setShortcut(tr("Shift+R"));
|
||
|
rotateLeftAction->setStatusTip(tr("rotate item 90 degrees left"));
|
||
|
connect(rotateLeftAction, SIGNAL(triggered()),
|
||
|
this, SLOT(rotateLeft()));
|
||
|
listOfActions.append(rotateLeftAction);
|
||
|
|
||
|
groupAction = new QAction(QIcon(":/images/lc_group.png"),
|
||
|
tr("&group Items"), this);
|
||
|
groupAction->setShortcut(tr("Ctrl+G"));
|
||
|
groupAction->setStatusTip(tr("group Items"));
|
||
|
connect(groupAction, SIGNAL(triggered()),
|
||
|
this, SLOT(groupItems()));
|
||
|
|
||
|
ungroupAction = new QAction(QIcon(":/images/lc_ungroup.png"),
|
||
|
tr("&ungroup Item"), this);
|
||
|
ungroupAction->setShortcut(tr("Shift+Ctrl+G"));
|
||
|
ungroupAction->setStatusTip(tr("ungruoup Items"));
|
||
|
connect(ungroupAction, SIGNAL(triggered()),
|
||
|
this, SLOT(ungroupItems()));
|
||
|
|
||
|
deleteAction = new QAction(QIcon(":/images/delete.png"),
|
||
|
tr("&Delete"), this);
|
||
|
deleteAction->setShortcut(tr("Delete"));
|
||
|
deleteAction->setStatusTip(tr("Delete item from diagram"));
|
||
|
connect(deleteAction, SIGNAL(triggered()),
|
||
|
this, SLOT(deleteItem()));
|
||
|
listOfActions.append(deleteAction);
|
||
|
|
||
|
printAction = new QAction(tr("&Print"), this);
|
||
|
printAction->setStatusTip(tr("Print Diagram"));
|
||
|
connect(printAction, SIGNAL(triggered()), this, SLOT(print()));
|
||
|
|
||
|
exportAction = new QAction(tr("&Export Diagram"), this);
|
||
|
exportAction->setStatusTip(tr("Export Diagram to image"));
|
||
|
connect(exportAction, SIGNAL(triggered()), this, SLOT(exportImage()));
|
||
|
|
||
|
exitAction = new QAction(tr("E&xit"), this);
|
||
|
exitAction->setShortcut(tr("Ctrl+X"));
|
||
|
exitAction->setStatusTip(tr("Quit Scenediagram example"));
|
||
|
connect(exitAction, SIGNAL(triggered()), this, SLOT(close()));
|
||
|
|
||
|
boldAction = new QAction(tr("Bold"), this);
|
||
|
boldAction->setCheckable(true);
|
||
|
QPixmap pixmap(":/images/lc_bold.png");
|
||
|
boldAction->setIcon(QIcon(pixmap));
|
||
|
//boldAction->setShortcut(tr("Ctrl+B"));
|
||
|
connect(boldAction, SIGNAL(triggered()),
|
||
|
this, SLOT(handleFontChange()));
|
||
|
|
||
|
italicAction = new QAction(QIcon(":/images/lc_italic.png"),
|
||
|
tr("Italic"), this);
|
||
|
italicAction->setCheckable(true);
|
||
|
//italicAction->setShortcut(tr("Ctrl+I"));
|
||
|
connect(italicAction, SIGNAL(triggered()),
|
||
|
this, SLOT(handleFontChange()));
|
||
|
|
||
|
underlineAction = new QAction(QIcon(":/images/lc_underline.png"),
|
||
|
tr("Underline"), this);
|
||
|
underlineAction->setCheckable(true);
|
||
|
//underlineAction->setShortcut(tr("Ctrl+U"));
|
||
|
connect(underlineAction, SIGNAL(triggered()),
|
||
|
this, SLOT(handleFontChange()));
|
||
|
|
||
|
aboutAction = new QAction(tr("A&bout"), this);
|
||
|
//aboutAction->setShortcut(tr("Ctrl+B"));
|
||
|
connect(aboutAction, SIGNAL(triggered()),
|
||
|
this, SLOT(about()));
|
||
|
|
||
|
copyAction = new QAction(tr("&Copy"), this);
|
||
|
copyAction->setShortcut(tr("c"));
|
||
|
connect(copyAction, SIGNAL(triggered()),
|
||
|
this, SLOT(copyItems()));
|
||
|
listOfActions.append(copyAction);
|
||
|
|
||
|
moveAction = new QAction(tr("&Move"), this);
|
||
|
moveAction->setShortcut(tr("m"));
|
||
|
connect(moveAction, SIGNAL(triggered()),
|
||
|
this, SLOT(moveItems()));
|
||
|
listOfActions.append(moveAction);
|
||
|
|
||
|
flipXAction = new QAction(QIcon(":/images/lc_flipvertical.png"),
|
||
|
tr("Flip &X"), this);
|
||
|
flipXAction->setShortcut(tr("f"));
|
||
|
connect(flipXAction, SIGNAL(triggered()),
|
||
|
this, SLOT(flipX()));
|
||
|
listOfActions.append(flipXAction);
|
||
|
|
||
|
flipYAction = new QAction(QIcon(":/images/lc_fliphorizontal.png"),tr("Flip &Y"), this);
|
||
|
flipYAction->setShortcut(tr("Shift+F"));
|
||
|
connect(flipYAction, SIGNAL(triggered()),
|
||
|
this, SLOT(flipY()));
|
||
|
listOfActions.append(flipYAction);
|
||
|
|
||
|
escShortcut = new QShortcut(QKeySequence(Qt::Key_Escape),
|
||
|
this);
|
||
|
connect(escShortcut,SIGNAL(activated()),this,SLOT(abort()));
|
||
|
|
||
|
// Zoom in/out
|
||
|
zoomInAction = new QAction(QIcon(":/images/lc_zoomin.png"),tr("Zoom &in"), this);
|
||
|
zoomInAction->setShortcut(tr("Shift+z"));
|
||
|
connect(zoomInAction, SIGNAL(triggered()),
|
||
|
this, SLOT(zoomIn()));
|
||
|
listOfActions.append(zoomInAction);
|
||
|
|
||
|
zoomOutAction = new QAction(QIcon(":/images/lc_zoomminus.png"),tr("Zoom &out"), this);
|
||
|
zoomOutAction->setShortcut(tr("Ctrl+z"));
|
||
|
connect(zoomOutAction, SIGNAL(triggered()),
|
||
|
this, SLOT(zoomOut()));
|
||
|
|
||
|
zoomAction = new QAction(QIcon(":/images/lc_zoomoptimal.png"),tr("&Zoom area"), this);
|
||
|
zoomAction->setShortcut(tr("z"));
|
||
|
connect(zoomAction, SIGNAL(triggered()),
|
||
|
this, SLOT(zoomRect()));
|
||
|
listOfActions.append(zoomAction);
|
||
|
|
||
|
zoomFitAction = new QAction(QIcon(":/images/lc_zoompagewidth.png"),tr("Zoom &Fit"), this);
|
||
|
zoomFitAction->setShortcut(tr("v"));
|
||
|
connect(zoomFitAction, SIGNAL(triggered()),
|
||
|
this, SLOT(zoomFit()));
|
||
|
listOfActions.append(zoomFitAction);
|
||
|
|
||
|
showGridAction = new QAction(QIcon(":/images/lc_gridvisible.png"),tr("Show &Grid"), this);
|
||
|
showGridAction->setCheckable(true);
|
||
|
showGridAction->setChecked(false);
|
||
|
connect(showGridAction, SIGNAL(toggled(bool)),
|
||
|
this, SLOT(toggleGrid(bool)));
|
||
|
|
||
|
loadAction = new QAction(QIcon(":/images/lc_open.png"),tr("L&oad ..."), this);
|
||
|
loadAction->setShortcut(tr("Ctrl+o"));
|
||
|
connect(loadAction, SIGNAL(triggered()),
|
||
|
this, SLOT(load()));
|
||
|
|
||
|
saveAction = new QAction(QIcon(":/images/lc_save.png"),tr("&Save ..."), this);
|
||
|
saveAction->setShortcut(tr("Ctrl+s"));
|
||
|
connect(saveAction, SIGNAL(triggered()),
|
||
|
this, SLOT(save()));
|
||
|
|
||
|
saveAsAction = new QAction(QIcon(":/images/lc_saveas.png"),tr("Save &As ..."), this);
|
||
|
saveAsAction->setShortcut(tr("Ctrl+s"));
|
||
|
connect(saveAsAction, SIGNAL(triggered()),
|
||
|
this, SLOT(saveAs()));
|
||
|
}
|
||
|
|
||
|
//! [24]
|
||
|
void MainWindow::createMenus()
|
||
|
{
|
||
|
fileMenu = menuBar()->addMenu(tr("&File"));
|
||
|
fileMenu->addAction(loadAction);
|
||
|
fileMenu->addAction(saveAction);
|
||
|
fileMenu->addAction(saveAsAction);
|
||
|
fileMenu->addAction(printAction);
|
||
|
fileMenu->addAction(exportAction);
|
||
|
fileMenu->addAction(exitAction);
|
||
|
|
||
|
viewMenu = menuBar()->addMenu(tr("&View"));
|
||
|
viewMenu->addAction(zoomInAction);
|
||
|
viewMenu->addAction(zoomOutAction);
|
||
|
viewMenu->addAction(zoomAction);
|
||
|
viewMenu->addAction(zoomFitAction);
|
||
|
viewMenu->addSeparator();
|
||
|
viewMenu->addAction(showGridAction);
|
||
|
|
||
|
itemMenu = menuBar()->addMenu(tr("&Item"));
|
||
|
itemMenu->addAction(deleteAction);
|
||
|
itemMenu->addAction(copyAction);
|
||
|
itemMenu->addAction(moveAction);
|
||
|
itemMenu->addSeparator();
|
||
|
itemMenu->addAction(toFrontAction);
|
||
|
itemMenu->addAction(sendBackAction);
|
||
|
itemMenu->addSeparator();
|
||
|
itemMenu->addAction(rotateRightAction);
|
||
|
itemMenu->addAction(rotateLeftAction);
|
||
|
itemMenu->addAction(flipXAction);
|
||
|
itemMenu->addAction(flipYAction);
|
||
|
itemMenu->addAction(groupAction);
|
||
|
itemMenu->addAction(ungroupAction);
|
||
|
|
||
|
aboutMenu = menuBar()->addMenu(tr("&Help"));
|
||
|
aboutMenu->addAction(aboutAction);
|
||
|
}
|
||
|
//! [24]
|
||
|
|
||
|
//! [25]
|
||
|
void MainWindow::createToolbars()
|
||
|
{
|
||
|
//! [25]
|
||
|
editToolBar = addToolBar(tr("Edit"));
|
||
|
editToolBar->addAction(deleteAction);
|
||
|
editToolBar->addAction(toFrontAction);
|
||
|
editToolBar->addAction(sendBackAction);
|
||
|
editToolBar->addAction(flipXAction);
|
||
|
editToolBar->addAction(flipYAction);
|
||
|
editToolBar->addAction(rotateRightAction);
|
||
|
editToolBar->addAction(rotateLeftAction);
|
||
|
|
||
|
fontCombo = new QFontComboBox();
|
||
|
fontSizeCombo = new QComboBox();
|
||
|
connect(fontCombo, SIGNAL(currentFontChanged(const QFont &)),
|
||
|
this, SLOT(currentFontChanged(const QFont &)));
|
||
|
|
||
|
fontSizeCombo = new QComboBox;
|
||
|
fontSizeCombo->setEditable(true);
|
||
|
for (int i = 8; i < 30; i = i + 2)
|
||
|
fontSizeCombo->addItem(QString().setNum(i));
|
||
|
QIntValidator *validator = new QIntValidator(2, 64, this);
|
||
|
fontSizeCombo->setValidator(validator);
|
||
|
connect(fontSizeCombo, SIGNAL(currentIndexChanged(const QString &)),
|
||
|
this, SLOT(fontSizeChanged(const QString &)));
|
||
|
|
||
|
fontColorToolButton = new QToolButton;
|
||
|
fontColorToolButton->setPopupMode(QToolButton::MenuButtonPopup);
|
||
|
fontColorToolButton->setMenu(createColorMenu(SLOT(textColorChanged()),
|
||
|
Qt::black));
|
||
|
textAction = fontColorToolButton->menu()->defaultAction();
|
||
|
fontColorToolButton->setIcon(createColorToolButtonIcon(
|
||
|
":/images/textpointer.png", Qt::black));
|
||
|
fontColorToolButton->setAutoFillBackground(true);
|
||
|
connect(fontColorToolButton, SIGNAL(clicked()),
|
||
|
this, SLOT(textButtonTriggered()));
|
||
|
|
||
|
//! [26]
|
||
|
fillColorToolButton = new QToolButton;
|
||
|
fillColorToolButton->setPopupMode(QToolButton::MenuButtonPopup);
|
||
|
fillColorToolButton->setMenu(createColorMenu(SLOT(itemColorChanged()),
|
||
|
Qt::white));
|
||
|
fillAction = fillColorToolButton->menu()->defaultAction();
|
||
|
fillColorToolButton->setIcon(createColorToolButtonIcon(
|
||
|
":/images/floodfill.png", Qt::white));
|
||
|
connect(fillColorToolButton, SIGNAL(clicked()),
|
||
|
this, SLOT(fillButtonTriggered()));
|
||
|
//! [26]
|
||
|
|
||
|
lineColorToolButton = new QToolButton;
|
||
|
lineColorToolButton->setPopupMode(QToolButton::MenuButtonPopup);
|
||
|
lineColorToolButton->setMenu(createColorMenu(SLOT(lineColorChanged()),
|
||
|
Qt::black));
|
||
|
lineAction = lineColorToolButton->menu()->defaultAction();
|
||
|
lineColorToolButton->setIcon(createColorToolButtonIcon(
|
||
|
":/images/linecolor.png", Qt::black));
|
||
|
connect(lineColorToolButton, SIGNAL(clicked()),
|
||
|
this, SLOT(lineButtonTriggered()));
|
||
|
|
||
|
textToolBar = addToolBar(tr("Font"));
|
||
|
textToolBar->addWidget(fontCombo);
|
||
|
textToolBar->addWidget(fontSizeCombo);
|
||
|
textToolBar->addAction(boldAction);
|
||
|
textToolBar->addAction(italicAction);
|
||
|
textToolBar->addAction(underlineAction);
|
||
|
|
||
|
colorToolBar = addToolBar(tr("Color"));
|
||
|
colorToolBar->addWidget(fontColorToolButton);
|
||
|
colorToolBar->addWidget(fillColorToolButton);
|
||
|
colorToolBar->addWidget(lineColorToolButton);
|
||
|
|
||
|
QToolButton *pointerButton = new QToolButton;
|
||
|
pointerButton->setCheckable(true);
|
||
|
pointerButton->setChecked(true);
|
||
|
pointerButton->setIcon(QIcon(":/images/pointer.png"));
|
||
|
linePointerButton = new QToolButton;
|
||
|
linePointerButton->setCheckable(true);
|
||
|
//linePointerButton->setIcon(QIcon(":/images/linepointer.png"));
|
||
|
linePointerButton->setIcon(createArrowIcon(0));
|
||
|
linePointerButton->setPopupMode(QToolButton::MenuButtonPopup);
|
||
|
linePointerButton->setMenu(createArrowMenu(SLOT(lineArrowChanged()),
|
||
|
0));
|
||
|
arrowAction = linePointerButton->menu()->defaultAction();
|
||
|
connect(linePointerButton, SIGNAL(clicked()),
|
||
|
this, SLOT(lineArrowButtonTriggered()));
|
||
|
|
||
|
pointerTypeGroup = new QButtonGroup;
|
||
|
pointerTypeGroup->setExclusive(false);
|
||
|
pointerTypeGroup->addButton(pointerButton, int(DiagramScene::MoveItem));
|
||
|
pointerTypeGroup->addButton(linePointerButton,
|
||
|
int(DiagramScene::InsertLine));
|
||
|
connect(pointerTypeGroup, SIGNAL(buttonClicked(int)),
|
||
|
this, SLOT(pointerGroupClicked(int)));
|
||
|
|
||
|
pointerToolbar = addToolBar(tr("Pointer type"));
|
||
|
pointerToolbar->addWidget(pointerButton);
|
||
|
pointerToolbar->addWidget(linePointerButton);
|
||
|
|
||
|
zoomToolbar = addToolBar(tr("Zoom"));
|
||
|
zoomToolbar->addAction(zoomInAction);
|
||
|
zoomToolbar->addAction(zoomOutAction);
|
||
|
zoomToolbar->addAction(zoomAction);
|
||
|
zoomToolbar->addAction(zoomFitAction);
|
||
|
//! [27]
|
||
|
}
|
||
|
//! [27]
|
||
|
|
||
|
//! [28]
|
||
|
QWidget *MainWindow::createBackgroundCellWidget(const QString &text,
|
||
|
const QString &image)
|
||
|
{
|
||
|
QToolButton *button = new QToolButton;
|
||
|
button->setText(text);
|
||
|
button->setIcon(QIcon(image));
|
||
|
button->setIconSize(QSize(50, 50));
|
||
|
button->setCheckable(true);
|
||
|
backgroundButtonGroup->addButton(button);
|
||
|
|
||
|
QGridLayout *layout = new QGridLayout;
|
||
|
layout->addWidget(button, 0, 0, Qt::AlignHCenter);
|
||
|
layout->addWidget(new QLabel(text), 1, 0, Qt::AlignCenter);
|
||
|
|
||
|
QWidget *widget = new QWidget;
|
||
|
widget->setLayout(layout);
|
||
|
|
||
|
return widget;
|
||
|
}
|
||
|
//! [28]
|
||
|
|
||
|
//! [29]
|
||
|
QWidget *MainWindow::createCellWidget(const QString &text,
|
||
|
DiagramItem::DiagramType type)
|
||
|
{
|
||
|
|
||
|
DiagramItem item(type, itemMenu);
|
||
|
QIcon icon(item.image());
|
||
|
|
||
|
QToolButton *button = new QToolButton;
|
||
|
button->setIcon(icon);
|
||
|
button->setIconSize(QSize(50, 50));
|
||
|
button->setCheckable(true);
|
||
|
buttonGroup->addButton(button, int(type));
|
||
|
|
||
|
QGridLayout *layout = new QGridLayout;
|
||
|
layout->addWidget(button, 0, 0, Qt::AlignHCenter);
|
||
|
layout->addWidget(new QLabel(text), 1, 0, Qt::AlignCenter);
|
||
|
|
||
|
QWidget *widget = new QWidget;
|
||
|
widget->setLayout(layout);
|
||
|
|
||
|
return widget;
|
||
|
}
|
||
|
//! [29]
|
||
|
QWidget *MainWindow::createCellWidget(const QString &text,
|
||
|
DiagramDrawItem::DiagramType type)
|
||
|
{
|
||
|
|
||
|
DiagramDrawItem item(type, itemMenu);
|
||
|
item.setPos2(230,230);
|
||
|
QIcon icon(item.image());
|
||
|
|
||
|
QToolButton *button = new QToolButton;
|
||
|
button->setIcon(icon);
|
||
|
button->setIconSize(QSize(50, 50));
|
||
|
button->setCheckable(true);
|
||
|
buttonGroup->addButton(button, int(type)+64);
|
||
|
|
||
|
QGridLayout *layout = new QGridLayout;
|
||
|
layout->addWidget(button, 0, 0, Qt::AlignHCenter);
|
||
|
layout->addWidget(new QLabel(text), 1, 0, Qt::AlignCenter);
|
||
|
|
||
|
QWidget *widget = new QWidget;
|
||
|
widget->setLayout(layout);
|
||
|
|
||
|
return widget;
|
||
|
}
|
||
|
|
||
|
//! [30]
|
||
|
QMenu *MainWindow::createColorMenu(const char *slot, QColor defaultColor)
|
||
|
{
|
||
|
QList<QColor> colors;
|
||
|
colors << Qt::black << Qt::white << Qt::red << Qt::blue << Qt::yellow;
|
||
|
QStringList names;
|
||
|
names << tr("black") << tr("white") << tr("red") << tr("blue")
|
||
|
<< tr("yellow");
|
||
|
|
||
|
QMenu *colorMenu = new QMenu;
|
||
|
for (int i = 0; i < colors.count(); ++i) {
|
||
|
QAction *action = new QAction(names.at(i), this);
|
||
|
action->setData(colors.at(i));
|
||
|
action->setIcon(createColorIcon(colors.at(i)));
|
||
|
connect(action, SIGNAL(triggered()),
|
||
|
this, slot);
|
||
|
colorMenu->addAction(action);
|
||
|
if (colors.at(i) == defaultColor) {
|
||
|
colorMenu->setDefaultAction(action);
|
||
|
}
|
||
|
}
|
||
|
return colorMenu;
|
||
|
}
|
||
|
//! [30]
|
||
|
|
||
|
//! [31]
|
||
|
QIcon MainWindow::createColorToolButtonIcon(const QString &imageFile,
|
||
|
QColor color)
|
||
|
{
|
||
|
QPixmap pixmap(50, 80);
|
||
|
pixmap.fill(Qt::transparent);
|
||
|
QPainter painter(&pixmap);
|
||
|
QPixmap image(imageFile);
|
||
|
QRect target(0, 0, 50, 60);
|
||
|
QRect source(0, 0, 42, 42);
|
||
|
painter.fillRect(QRect(0, 60, 50, 80), color);
|
||
|
painter.drawPixmap(target, image, source);
|
||
|
|
||
|
return QIcon(pixmap);
|
||
|
}
|
||
|
//! [31]
|
||
|
|
||
|
//! [32]
|
||
|
QIcon MainWindow::createColorIcon(QColor color)
|
||
|
{
|
||
|
QPixmap pixmap(20, 20);
|
||
|
QPainter painter(&pixmap);
|
||
|
painter.setPen(Qt::NoPen);
|
||
|
painter.fillRect(QRect(0, 0, 20, 20), color);
|
||
|
|
||
|
return QIcon(pixmap);
|
||
|
}
|
||
|
//! [32]
|
||
|
|
||
|
QMenu *MainWindow::createArrowMenu(const char *slot, const int def)
|
||
|
{
|
||
|
QStringList names;
|
||
|
names << tr("Path") << tr("Start") << tr("End") << tr("StartEnd");
|
||
|
QMenu *arrowMenu = new QMenu;
|
||
|
for (int i = 0; i < names.count(); ++i) {
|
||
|
QAction *action = new QAction(names.at(i), this);
|
||
|
action->setData(i);
|
||
|
action->setIcon(createArrowIcon(i));
|
||
|
connect(action, SIGNAL(triggered()),
|
||
|
this, slot);
|
||
|
arrowMenu->addAction(action);
|
||
|
if (i == def) {
|
||
|
arrowMenu->setDefaultAction(action);
|
||
|
}
|
||
|
}
|
||
|
return arrowMenu;
|
||
|
}
|
||
|
|
||
|
QIcon MainWindow::createArrowIcon(const int i)
|
||
|
{
|
||
|
QPixmap pixmap(50, 80);
|
||
|
DiagramPathItem* item=new DiagramPathItem(DiagramPathItem::DiagramType(i),0,0);
|
||
|
pixmap=item->icon();
|
||
|
delete item;
|
||
|
|
||
|
return QIcon(pixmap);
|
||
|
}
|
||
|
|
||
|
void MainWindow::lineArrowButtonTriggered()
|
||
|
{
|
||
|
scene->setArrow(qVariantValue<int>(arrowAction->data()));
|
||
|
pointerTypeGroup->button(int(DiagramScene::MoveItem))->setChecked(false);
|
||
|
}
|
||
|
|
||
|
void MainWindow::lineArrowChanged()
|
||
|
{
|
||
|
arrowAction = qobject_cast<QAction *>(sender());
|
||
|
linePointerButton->setIcon(createArrowIcon(qVariantValue<int>(arrowAction->data())));
|
||
|
lineArrowButtonTriggered();
|
||
|
}
|
||
|
|
||
|
void MainWindow::zoomIn()
|
||
|
{
|
||
|
zoom(2.0);
|
||
|
}
|
||
|
|
||
|
void MainWindow::zoomOut()
|
||
|
{
|
||
|
zoom(0.5);
|
||
|
}
|
||
|
|
||
|
void MainWindow::zoom(const qreal factor)
|
||
|
{
|
||
|
QPointF topLeft = view->mapToScene( 0, 0 );
|
||
|
QPointF bottomRight = view->mapToScene( view->viewport()->width() - 1, view->viewport()->height() - 1 );
|
||
|
qreal width=bottomRight.x()-topLeft.x();
|
||
|
qreal height=bottomRight.y()-topLeft.y();
|
||
|
//std::cout << width << "/" << height << " : " << factor << std::endl;
|
||
|
if((width/factor<=5000)&&(height/factor<=5000)){
|
||
|
QMatrix oldMatrix = view->matrix();
|
||
|
qreal newScale=oldMatrix.m11()*factor;
|
||
|
view->resetMatrix();
|
||
|
view->translate(oldMatrix.dx(), oldMatrix.dy());
|
||
|
view->scale(newScale, newScale);
|
||
|
|
||
|
setGrid();
|
||
|
}
|
||
|
}
|
||
|
|
||
|
void MainWindow::zoomRect()
|
||
|
{
|
||
|
scene->setMode(DiagramScene::Zoom);
|
||
|
view->setDragMode(QGraphicsView::RubberBandDrag);
|
||
|
setGrid();
|
||
|
}
|
||
|
|
||
|
void MainWindow::doZoomRect(QPointF p1,QPointF p2)
|
||
|
{
|
||
|
view->fitInView(QRectF(p1,p2),Qt::KeepAspectRatio);
|
||
|
setGrid();
|
||
|
}
|
||
|
|
||
|
void MainWindow::zoomFit()
|
||
|
{
|
||
|
scene->setCursorVisible(false);
|
||
|
view->fitInView(scene->itemsBoundingRect(),Qt::KeepAspectRatio);
|
||
|
scene->setCursorVisible(true);
|
||
|
setGrid();
|
||
|
}
|
||
|
|
||
|
void MainWindow::toggleGrid(bool grid)
|
||
|
{
|
||
|
scene->setGridVisible(grid);
|
||
|
//view->repaint();
|
||
|
QPointF topLeft = view->mapToScene( 0, 0 );
|
||
|
QPointF bottomRight = view->mapToScene( view->viewport()->width() - 1, view->viewport()->height() - 1 );
|
||
|
scene->invalidate(topLeft.x(),topLeft.y(),bottomRight.x()-topLeft.x(),bottomRight.y()-topLeft.y());
|
||
|
//scene->update();
|
||
|
//view->update();
|
||
|
|
||
|
}
|
||
|
|
||
|
void MainWindow::setGrid()
|
||
|
{
|
||
|
if(scene->isGridVisible()){
|
||
|
QPointF topLeft = view->mapToScene( 0, 0 );
|
||
|
QPointF bottomRight = view->mapToScene( view->viewport()->width() - 1, view->viewport()->height() - 1 );
|
||
|
qreal width=bottomRight.x()-topLeft.x();
|
||
|
qreal height=bottomRight.y()-topLeft.y();
|
||
|
qreal zw=width;
|
||
|
std::cout << width << "/" << height << std::endl;
|
||
|
if(zw<height) zw=height;
|
||
|
int n=int(zw)/int(myGrid);
|
||
|
int k=1;
|
||
|
while(n/k>50)
|
||
|
{
|
||
|
k=k*2;
|
||
|
}
|
||
|
std::cout << k << std::endl;
|
||
|
scene->setGridScale(k);
|
||
|
scene->update();
|
||
|
}
|
||
|
}
|
||
|
|
||
|
void MainWindow::saveAs()
|
||
|
{
|
||
|
QFileDialog::Options options;
|
||
|
options = 0;
|
||
|
QString selectedFilter;
|
||
|
QString fileName = QFileDialog::getSaveFileName(this,
|
||
|
tr("Save Diagram as ..."),
|
||
|
".qdiag",
|
||
|
tr("QDiagram (*.qdiag)"),
|
||
|
&selectedFilter,
|
||
|
options);
|
||
|
if (!fileName.isEmpty()){
|
||
|
QFile file(fileName);
|
||
|
if (!file.open(QIODevice::WriteOnly | QIODevice::Text)){
|
||
|
QMessageBox::warning(this,tr("File operation error"),file.errorString());
|
||
|
}
|
||
|
else
|
||
|
{
|
||
|
if(scene->save(&file)){
|
||
|
myFileName=fileName;
|
||
|
}
|
||
|
file.close();
|
||
|
if(file.error()){
|
||
|
std::cerr << "Error: cannot write file "
|
||
|
<< qPrintable(file.fileName())
|
||
|
<< qPrintable(file.errorString())
|
||
|
<< std::endl ;
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
void MainWindow::save()
|
||
|
{
|
||
|
if (!myFileName.isEmpty()){
|
||
|
QFile file(myFileName);
|
||
|
if (!file.open(QIODevice::WriteOnly | QIODevice::Text)){
|
||
|
QMessageBox::warning(this,tr("File operation error"),file.errorString());
|
||
|
}
|
||
|
else
|
||
|
{
|
||
|
scene->save(&file);
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
void MainWindow::load()
|
||
|
{
|
||
|
QFileDialog::Options options;
|
||
|
options = 0;
|
||
|
QString selectedFilter;
|
||
|
QString fileName = QFileDialog::getOpenFileName(this,
|
||
|
tr("Save Diagram as ..."),
|
||
|
".qdiag",
|
||
|
tr("QDiagram (*.qdiag)"),
|
||
|
&selectedFilter,
|
||
|
options);
|
||
|
if (!fileName.isEmpty()){
|
||
|
QFile file(fileName);
|
||
|
if (!file.open(QIODevice::ReadOnly | QIODevice::Text)){
|
||
|
QMessageBox::warning(this,tr("File operation error"),file.errorString());
|
||
|
}
|
||
|
else
|
||
|
{
|
||
|
scene->clear();
|
||
|
scene->load(&file);
|
||
|
myFileName=fileName;
|
||
|
}
|
||
|
|
||
|
}
|
||
|
}
|