/* +---------------------------------------------------------------------------+ | The Mobile Robot Programming Toolkit (MRPT) C++ library | | | | http://www.mrpt.org/ | | | | Copyright (C) 2005-2011 University of Malaga | | | | This software was written by the Machine Perception and Intelligent | | Robotics Lab, University of Malaga (Spain). | | Contact: Jose-Luis Blanco <jlblanco@ctima.uma.es> | | | | This file is part of the MRPT project. | | | | MRPT 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 3 of the License, or | | (at your option) any later version. | | | | MRPT 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 MRPT. If not, see <http://www.gnu.org/licenses/>. | | | +---------------------------------------------------------------------------+ */ #include <mrpt/base.h> #include <mrpt/slam.h> #include <mrpt/gui.h> using namespace mrpt; using namespace mrpt::gui; using namespace mrpt::math; using namespace mrpt::utils; using namespace std; #include <mrpt/examples_config.h> string myExampleImage( MRPT_EXAMPLES_BASE_DIRECTORY + string("imageBasics/frame_color.jpg") ); class MyObserver : public mrpt::utils::CObserver { protected: void OnEvent(const mrptEvent &e) { if (e.isOfType<mrptEventOnDestroy>()) cout << "[MyObserver] Event received: mrptEventOnDestroy\n"; else if (e.isOfType<mrptEventWindowResize>()) { const mrptEventWindowResize &ee = static_cast<const mrptEventWindowResize &>(e); cout << "[MyObserver] Resize event received from: " << ee.source_object <<", new size: " << ee.new_width << " x " << ee.new_height << "\n"; } else if (e.isOfType<mrptEventWindowChar>()) { const mrptEventWindowChar &ee = static_cast<const mrptEventWindowChar &>(e); cout << "[MyObserver] Char event received from: " << ee.source_object<< ". Char code: " << ee.char_code << " modif: " << ee.key_modifiers << "\n"; } else cout << "[MyObserver] Event received: Generic mrptEvent \n"; } }; void TestGuiWindowsEvents() { // Create some windows: CDisplayWindow win2D("Bitmap window",300,300); { mrpt::utils::CImage img(300,300, 3); img.filledRectangle(0,0,300,300,TColor(0,0,255)); img.textOut(50,50,"Hello world!", TColor(255,255,255)); win2D.showImage(img); } CDisplayWindow3D win3D("3D window",300,300); { mrpt::opengl::COpenGLScenePtr &scene = win3D.get3DSceneAndLock(); scene->insert( mrpt::opengl::CGridPlaneXY::Create() ); win3D.unlockAccess3DScene(); win3D.repaint(); } CDisplayWindowPlots winPlot("Plots window",300,300); // Tile windows nicely: win2D.setPos(10,10); win3D.setPos(340,10); winPlot.setPos(10,340); // Observe them for events: MyObserver observer; observer.observeBegin(win2D); observer.observeBegin(win3D); observer.observeBegin(winPlot); // Wait until end: cout << "Waiting for window events...\n"; cout << "** Close any window to end the program **\n"; while (win2D.isOpen() && win3D.isOpen() && winPlot.isOpen()) { mrpt::system::sleep(100); } } // ------------------------------------------------------ // MAIN // ------------------------------------------------------ int main() { try { TestGuiWindowsEvents(); return 0; } catch (std::exception &e) { std::cout << "MRPT exception caught: " << e.what() << std::endl; return -1; } catch (...) { printf("Untyped exception!!"); return -1; } }