Es++ Sample: ImageFlipping |
/****************************************************************************** * * Copyright (c) 2017 Antillia.com TOSHIYUKI ARAI. ALL RIGHTS RESERVED. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions, and the following disclaimer. * * 2. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * * OpenCVMultipleScrolledImageView.cpp * *****************************************************************************/ // #include <es++/gtkmm-3.0/Application.h> #include <es++/gtkmm-3.0/Label.h> #include <es++/opencv-4.0/OpenCVMainView.h> #include <es++/opencv-4.0/OpenCVScrolledImageView.h> using namespace Gtk; namespace Es { class MainView :public Es::OpenCVMainView { private: ////////////////////////////////////////////////////// //Inner class starts. class FlippedImageView :public Es::OpenCVScrolledImageView { private: cv::Mat flipped; public: FlippedImageView() { } void loadImage(const std::string& filename, int loading_flag) { OpenCVScrolledImageView::loadImage(filename, loading_flag); cv::Mat& original_image = getOriginalImage(); } void flip(int flip_mode, int scaling_ratio) { cv::Mat& original_image = getOriginalImage(); cv::flip(original_image, flipped, flip_mode); scaleImage(flipped, scaling_ratio); } }; //Inner class ends. ////////////////////////////////////////////////////// private: Es::Label filepath; Es::HorizontalLayout horiz_layout; static int const VIEW_COUNT = 3; FlippedImageView image_view[VIEW_COUNT]; static const int FILEPATH_HEIGHT = 30; int scale; std::string filename; static const int loadingFlag = IMREAD_COLOR; public: ////////////////////////////////////////////// //Constructor // MainView(Es::Application& applet, std::string& title, Es::Args& args) :OpenCVMainView(applet, title, args) ,scale(100) { int w = (int)args.get(XmNwidth); int h = (int)args.get(XmNheight); int ww = w /3; Es::MainLayout& main_layout = get_main_layout(); filepath.set_size_request(w, FILEPATH_HEIGHT); filepath.set_alignment(Gtk::ALIGN_START); main_layout.pack_start(filepath, FALSE,FALSE, 0); main_layout.pack_start(horiz_layout, FALSE, FALSE, 0); filename = "../../images/cat.jpg"; int flip = -1; for (size_t i = 0; i<VIEW_COUNT; i++) { image_view[i].set_size_request(ww, h); image_view[i].loadImage(filename, loadingFlag); image_view[i].flip(flip++, scale); horiz_layout.pack_start(image_view[i]); } update_filepath(); show_all(); } bool on_configure_event(GdkEventConfigure* configure_event) { Window::on_configure_event(configure_event); //Do nothing here. return true; } void update_filepath() { filepath.set_label(filename); } }; } int main(int argc, char** argv) { Es::Environment env; try { Es::Application applet(argc, argv); std::string title(argv[0]); Es::Args args; args.set(XmNx, 20); args.set(XmNy, 20); args.set(XmNwidth, 900); args.set(XmNheight,400); Es::MainView mainv(applet, title, args); mainv.show(); applet.run(mainv); } catch (Es::Exception& ex) { caught(ex); } catch (...) { printf("Get exception \n"); } return 0; }