Add gtk116

Gtkmm3/gtk116_imagedata/.vscode/settings.json

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+{
+    "C_Cpp.default.configurationProvider": "ms-vscode.cmake-tools"
+}

Gtkmm3/gtk116_imagedata/CMakeLists.txt

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+set(CMAKE_CXX_STANDARD 17)
+cmake_minimum_required(VERSION 3.0.0)
+project(gtk116 VERSION 1.0.0)
+
+list(APPEND CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/../../GCR_CMake/macros)
+include(GlibCompileResourcesSupport)
+
+include(CTest)
+enable_testing()
+
+set(CPACK_PROJECT_NAME ${PROJECT_NAME})
+set(CPACK_PROJECT_VERSION ${PROJECT_VERSION})
+
+include(CPack)
+include_directories(.)
+include_directories(..)
+
+find_package (PkgConfig REQUIRED)
+pkg_check_modules (GTKMM3 REQUIRED gtkmm-3.0)
+include_directories (${GTKMM3_INCLUDE_DIRS})
+link_directories (${GTKMM3_LIBRARY_DIRS})
+
+#Compile Resource
+
+# set(RESOURCE_LIST
+#     gnome-fs-directory.png
+#     gnome-fs-regular.png
+#     icons/24x24/actions/view-grid-symbolic.png
+#     icons/24x24/actions/view-list-symbolic.png
+#     icons/48x48/actions/dialog-error.png)
+
+# compile_gresources(RESOURCE_FILE
+#                    XML_OUT
+#                    TYPE EMBED_C
+#                    RESOURCES ${RESOURCE_LIST}
+#                    PREFIX "/org/gtk/daleclack"
+#                    SOURCE_DIR ${PROJECT_SOURCE_DIR}/../default_res)
+                   
+# Add a custom target to the makefile. Now make builds our resource file.
+# It depends on the output RESOURCE_FILE.
+# add_custom_target(resource ALL DEPENDS ${RESOURCE_FILE})
+
+#For win32 platform,use rc resource and .ico icon
+if(WIN32)
+	SET(CMAKE_RC_COMPILER x86_64-w64-mingw32-windres)
+	set(app_WINRC ../icon.rc)
+	set_property(SOURCE ../icon.rc APPEND PROPERTY
+        OBJECT_DEPENDS ${PROJECT_SOURCE_DIR}/../icon.ico
+        )
+	add_executable(${PROJECT_NAME} WIN32 ${app_WINRC} src/main.cc src/MyWin.cc)
+else()
+	add_executable(${PROJECT_NAME} src/main.cc src/MyWin.cc)
+
+endif(WIN32)
+
+#Add command to generate .gitignore
+add_custom_command(TARGET ${PROJECT_NAME} 
+                   COMMAND echo \"*\" > ${CMAKE_BINARY_DIR}/.gitignore
+                   COMMAND echo \"**/*\" > ${CMAKE_BINARY_DIR}/.hgignore)
+
+SET (CMAKE_EXTRA_CXX_FLAGS ${GTKMM3_CFLAGS_OTHER})
+target_link_libraries (${PROJECT_NAME} ${GTKMM3_LIBRARIES} -lpthread)

Gtkmm3/gtk116_imagedata/src/MyWin.cc

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+#include "MyWin.hh"
+#include <iostream>
+#include "winpe.xpm"
+
+MyWin::MyWin(){
+    set_icon_name("org.gtk.daleclack");
+    background.set_size_request(640,360);
+    
+    //Create a pixbuf
+    pixbuf = Gdk::Pixbuf::create_from_xpm_data(winpe);
+    sized = pixbuf->scale_simple(640,360,Gdk::INTERP_BILINEAR);
+
+    //Set image
+    gtk_image_set_from_pixbuf(background.gobj(),sized->gobj());
+    get_pixel_color(320,180);
+    add(background);
+    show_all_children();
+    pixbuf.reset();
+}
+
+void MyWin::get_pixel_color(int x,int y){
+    //Get Image data
+    int red=0,green=0,blue=0,alpha=0;
+    int n_channels = sized->get_n_channels();
+    int rowstride = sized->get_rowstride();         //Rows
+
+    //Get Pixel data
+    guint8 * pixels = sized->get_pixels();
+
+    //Get Color at specified location
+    for(int i = x-2; i <= x+2; i++){
+        for(int j = y-2; j <= y+2; j++){
+            guchar * p = pixels + y * rowstride + x * n_channels;
+            red += p[0];
+            green += p[1];
+            blue += p[2];
+            if(sized->get_has_alpha()){
+                alpha += p[4];
+            }else{
+                alpha += 255;
+            }
+        }       
+    }
+    red/=25;blue/=25;green/=25;alpha/=25;
+
+    //OutPut the color rgba set
+    if(pixbuf->get_has_alpha()){
+        std::cout<<red<<" "<<green<<" "<<blue<<" "<<alpha<<std::endl;
+    }else{
+        std::cout<<red<<" "<<green<<" "<<blue<<" "<<alpha<<std::endl;
+    }
+}

Gtkmm3/gtk116_imagedata/src/MyWin.hh

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+#pragma once
+
+#include <gtkmm.h>
+
+class MyWin : public Gtk::Window{
+    public:
+        MyWin();
+    private:
+        //Child Widgets
+        Gtk::Image background;
+        Glib::RefPtr<Gdk::Pixbuf> pixbuf;
+        Glib::RefPtr<Gdk::Pixbuf> sized;
+        //Signal Handlers
+        void get_pixel_color(int x,int y);
+};

Gtkmm3/gtk116_imagedata/src/main.cc

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+#include "MyWin.hh"
+
+int main(int argc,char ** argv){
+    auto app = Gtk::Application::create(argc,argv,"org.gtk.daleclack");
+    MyWin window;
+    return app->run(window);
+}