/* This file is part of Mapnik (c++ mapping toolkit) * Copyright (C) 2006 Artem Pavlenko * * Mapnik 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 any later version. * * This program 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 this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ //$Id$ // stl #include // qt #include #include #include #include #include #include #include #include // mapnik #include #include #include // qt #include "mainwindow.hpp" #include "layerlistmodel.hpp" #include "styles_model.hpp" #include "layerwidget.hpp" #include "layerdelegate.hpp" #include "about_dialog.hpp" MainWindow::MainWindow() : filename_(), default_extent_(-20037508.3428,-20037508.3428,20037508.3428,20037508.3428) { mapWidget_ = new MapWidget(this); QSplitter *splitter = new QSplitter(this); QTabWidget *tabWidget=new QTabWidget; layerTab_ = new LayerTab; layerTab_->setFocusPolicy(Qt::NoFocus); layerTab_->setIconSize(QSize(16,16)); //LayerDelegate *delegate = new LayerDelegate(this); //layerTab_->setItemDelegate(delegate); //layerTab_->setItemDelegate(new QItemDelegate(this)); //layerTab_->setViewMode(QListView::IconMode); layerTab_->setFlow(QListView::TopToBottom); tabWidget->addTab(layerTab_,tr("Layers")); // Styles tab styleTab_ = new StyleTab; tabWidget->addTab(styleTab_,tr("Styles")); splitter->addWidget(tabWidget); splitter->addWidget(mapWidget_); QList list; list.push_back(200); list.push_back(600); splitter->setSizes(list); mapWidget_->setFocusPolicy(Qt::StrongFocus); mapWidget_->setFocus(); //setCentralWidget(mapWidget_); setCentralWidget(splitter); createActions(); createMenus(); createToolBars(); createContextMenu(); setWindowTitle(tr("Mapnik Viewer")); status=new QStatusBar(this); status->showMessage(tr("")); setStatusBar(status); resize(800,600); //connect mapview to layerlist connect(mapWidget_, SIGNAL(mapViewChanged()),layerTab_, SLOT(update())); // slider connect(slider_,SIGNAL(valueChanged(int)),mapWidget_,SLOT(zoomToLevel(int))); // connect(layerTab_,SIGNAL(update_mapwidget()),mapWidget_,SLOT(updateMap())); connect(layerTab_,SIGNAL(layerSelected(int)), mapWidget_,SLOT(layerSelected(int))); } MainWindow::~MainWindow() { delete mapWidget_; } void MainWindow::closeEvent(QCloseEvent* event) { event->accept(); } void MainWindow::createContextMenu() { layerTab_->setContextMenuPolicy(Qt::ActionsContextMenu); layerTab_->addAction(openAct); layerTab_->addAction(layerInfo); } void MainWindow::open(QString const& path) { if (path.isNull()) { filename_ = QFileDialog::getOpenFileName(this,tr("Open Mapnik file"), currentPath,"*.xml"); } else { filename_ = path; } if (!filename_.isEmpty()) { load_map_file(filename_); //zoom_all(); setWindowTitle(tr("%1 - Mapnik Viewer").arg(filename_)); } } void MainWindow::reload() { if (!filename_.isEmpty()) { mapnik::box2d bbox = mapWidget_->getMap()->getCurrentExtent(); load_map_file(filename_); mapWidget_->zoomToBox(bbox); setWindowTitle(tr("%1 - *Reloaded*").arg(filename_)); } } void MainWindow::save() { QString initialPath = QDir::currentPath() + "/untitled.xml"; QString filename = QFileDialog::getSaveFileName(this, tr("Save"), initialPath, tr("%1 Files (*.xml)") .arg(QString("Mapnik definition"))); if (!filename.isEmpty()) { std::cout<<"saving "<< filename.toStdString() << std::endl; mapnik::save_map(*mapWidget_->getMap(),filename.toStdString()); } } void MainWindow::load_map_file(QString const& filename) { std::cout<<"loading "<< filename.toStdString() << std::endl; unsigned width = mapWidget_->width(); unsigned height = mapWidget_->height(); boost::shared_ptr map(new mapnik::Map(width,height)); mapWidget_->setMap(map); try { mapnik::load_map(*map,filename.toStdString()); } catch (mapnik::config_error & ex) { std::cout << ex.what() << "\n"; } map->zoom_all(); mapnik::box2d const& ext = map->getCurrentExtent(); mapWidget_->zoomToBox(ext); layerTab_->setModel(new LayerListModel(map,this)); styleTab_->setModel(new StyleModel(map,this)); } void MainWindow::zoom_all() { mapWidget_->defaultView(); } void MainWindow::zoom_to_box() { mapWidget_->setTool(MapWidget::ZoomToBox); } void MainWindow::pan() { mapWidget_->setTool(MapWidget::Pan); } void MainWindow::info() { mapWidget_->setTool(MapWidget::Info); } void MainWindow::pan_left() { mapWidget_->panLeft(); } void MainWindow::pan_right() { mapWidget_->panRight(); } void MainWindow::pan_up() { mapWidget_->panUp(); } void MainWindow::pan_down() { mapWidget_->panDown(); } void MainWindow::about() { about_dialog dlg; dlg.exec(); } void MainWindow::export_as() { QAction *action = qobject_cast(sender()); QByteArray fileFormat = action->data().toByteArray(); QString initialPath = QDir::currentPath() + "/map." + fileFormat; QString fileName = QFileDialog::getSaveFileName(this, tr("Export As"), initialPath, tr("%1 Files (*.%2);;All Files (*)") .arg(QString(fileFormat.toUpper())) .arg(QString(fileFormat))); if (!fileName.isEmpty()) { QPixmap const& pix = mapWidget_->pixmap(); pix.save(fileName); } } void MainWindow::print() { //Q_ASSERT(mapWidget_->pixmap()); //QPrintDialog dialog(&printer, this); //if (dialog.exec()) { // QPainter painter(&printer); // QRect rect = painter.viewport(); // QSize size = mapWidget_->pixmap()->size(); // size.scale(rect.size(), Qt::KeepAspectRatio); // painter.setViewport(rect.x(), rect.y(), size.width(), size.height()); // painter.setWindow(mapWidget_->pixmap()->rect()); // painter.drawPixmap(0, 0, *mapWidget_->pixmap()); //} } void MainWindow::createActions() { //exportAct = new QAction(tr("&Export as ..."),this); //exportAct->setShortcut(tr("Ctrl+E")); //connect(exportAct, SIGNAL(triggered()), this, SLOT(export_as())); zoomAllAct = new QAction(QIcon(":/images/home.png"),tr("Zoom All"),this); connect(zoomAllAct, SIGNAL(triggered()), this, SLOT(zoom_all())); zoomBoxAct = new QAction(QIcon(":/images/zoombox.png"),tr("Zoom To Box"),this); zoomBoxAct->setCheckable(true); connect(zoomBoxAct, SIGNAL(triggered()), this, SLOT(zoom_to_box())); panAct = new QAction(QIcon(":/images/pan.png"),tr("Pan"),this); panAct->setCheckable(true); connect(panAct, SIGNAL(triggered()), this, SLOT(pan())); infoAct = new QAction(QIcon(":/images/info.png"),tr("Info"),this); infoAct->setCheckable(true); connect(infoAct, SIGNAL(triggered()), this, SLOT(info())); toolsGroup=new QActionGroup(this); toolsGroup->addAction(zoomBoxAct); toolsGroup->addAction(panAct); toolsGroup->addAction(infoAct); zoomBoxAct->setChecked(true); openAct=new QAction(tr("Open Map definition"),this); connect(openAct,SIGNAL(triggered()),this,SLOT(open())); saveAct=new QAction(tr("Save Map definition"),this); connect(saveAct,SIGNAL(triggered()),this,SLOT(save())); panLeftAct = new QAction(QIcon(":/images/left.png"),tr("&Pan Left"),this); connect(panLeftAct, SIGNAL(triggered()), this, SLOT(pan_left())); panRightAct = new QAction(QIcon(":/images/right.png"),tr("&Pan Right"),this); connect(panRightAct, SIGNAL(triggered()), this, SLOT(pan_right())); panUpAct = new QAction(QIcon(":/images/up.png"),tr("&Pan Up"),this); connect(panUpAct, SIGNAL(triggered()), this, SLOT(pan_up())); panDownAct = new QAction(QIcon(":/images/down.png"),tr("&Pan Down"),this); connect(panDownAct, SIGNAL(triggered()), this, SLOT(pan_down())); reloadAct = new QAction(QIcon(":/images/reload.png"),tr("Reload"),this); connect(reloadAct, SIGNAL(triggered()), this, SLOT(reload())); layerInfo = new QAction(QIcon(":/images/info.png"),tr("&Layer info"),layerTab_); connect(layerInfo, SIGNAL(triggered()), layerTab_,SLOT(layerInfo())); connect(layerTab_, SIGNAL(doubleClicked(QModelIndex const&)), layerTab_,SLOT(layerInfo2(QModelIndex const&))); foreach (QByteArray format, QImageWriter::supportedImageFormats()) { QString text = tr("%1...").arg(QString(format).toUpper()); QAction *action = new QAction(text, this); action->setData(format); connect(action, SIGNAL(triggered()), this, SLOT(export_as())); exportAsActs.append(action); } printAct = new QAction(QIcon(":/images/print.png"),tr("&Print ..."),this); printAct->setShortcut(tr("Ctrl+E")); connect(printAct, SIGNAL(triggered()), this, SLOT(print())); exitAct = new QAction(tr("E&xit"), this); exitAct->setShortcut(tr("Ctrl+Q")); connect(exitAct, SIGNAL(triggered()), this, SLOT(close())); aboutAct = new QAction(QIcon(":/images/about.png"),tr("&About"), this); connect(aboutAct, SIGNAL(triggered()), this, SLOT(about())); } void MainWindow::createMenus() { exportMenu = new QMenu(tr("&Export As"), this); foreach (QAction *action, exportAsActs) exportMenu->addAction(action); fileMenu = new QMenu(tr("&File"),this); fileMenu->addAction(openAct); fileMenu->addAction(saveAct); fileMenu->addMenu(exportMenu); fileMenu->addAction(printAct); fileMenu->addSeparator(); fileMenu->addAction(exitAct); menuBar()->addMenu(fileMenu); helpMenu = new QMenu(tr("&Help"), this); helpMenu->addAction(aboutAct); menuBar()->addMenu(helpMenu); } void MainWindow::createToolBars() { fileToolBar = addToolBar(tr("Actions")); fileToolBar->addAction(zoomAllAct); fileToolBar->addAction(zoomBoxAct); fileToolBar->addAction(panAct); fileToolBar->addAction(panLeftAct); fileToolBar->addAction(panRightAct); fileToolBar->addAction(panUpAct); fileToolBar->addAction(panDownAct); fileToolBar->addAction(infoAct); fileToolBar->addAction(reloadAct); fileToolBar->addAction(printAct); slider_ = new QSlider(Qt::Horizontal,fileToolBar); slider_->setRange(1,18); slider_->setTickPosition(QSlider::TicksBelow); slider_->setTickInterval(1); slider_->setTracking(false); fileToolBar->addWidget(slider_); fileToolBar->addAction(aboutAct); } void MainWindow::set_default_extent(double x0,double y0, double x1, double y1) { try { boost::shared_ptr map_ptr = mapWidget_->getMap(); if (map_ptr) { mapnik::projection prj(map_ptr->srs()); prj.forward(x0,y0); prj.forward(x1,y1); default_extent_=mapnik::box2d(x0,y0,x1,y1); mapWidget_->zoomToBox(default_extent_); std::cout << "SET DEFAULT EXT\n"; } } catch (...) {} }