From de4024154c2c971710126ae5725af3f70309cc62 Mon Sep 17 00:00:00 2001
From: trotFunky <teo.couprie_diaz@telecom-sudparis.eu>
Date: Thu, 23 May 2019 02:23:49 +0200
Subject: [PATCH] Added ImGui-SFML

---
 xmlParser/CMakeLists.txt     | 13 +++++-
 xmlParser/gTestXMLParser.cpp | 80 ++++++++++++++++++++++++++++++++++++
 2 files changed, 91 insertions(+), 2 deletions(-)

diff --git a/xmlParser/CMakeLists.txt b/xmlParser/CMakeLists.txt
index c0d5b84..d2d788e 100644
--- a/xmlParser/CMakeLists.txt
+++ b/xmlParser/CMakeLists.txt
@@ -22,6 +22,11 @@ endif()
 
 find_path(PugiXML_INCLUDE_DIR pugixml.hpp)
 
+find_package(ImGui-SFML REQUIRED)
+if(NOT ImGui-SFML_FOUND)
+    message(FATAL "ImGui-SFML non trouvé")
+endif()
+
 add_library(xmlParser SHARED
         Circle.cpp
         Circle.h
@@ -35,7 +40,9 @@ add_library(xmlParser SHARED
 target_link_libraries(xmlParser
         sfml-window
         sfml-graphics
-        pugixml)
+        sfml-system
+        pugixml
+        ImGui-SFML::ImGui-SFML)
 
 target_compile_options(xmlParser PRIVATE -Wall -Wpedantic -Wextra)
 
@@ -47,5 +54,7 @@ target_link_libraries(gTestXMLParser
         gtest
         sfml-graphics
         sfml-window
-        pugixml)
+        sfml-system
+        pugixml
+        ImGui-SFML::ImGui-SFML)
 target_link_options(gTestXMLParser PRIVATE -pthread)
\ No newline at end of file
diff --git a/xmlParser/gTestXMLParser.cpp b/xmlParser/gTestXMLParser.cpp
index 23534d3..62e4947 100644
--- a/xmlParser/gTestXMLParser.cpp
+++ b/xmlParser/gTestXMLParser.cpp
@@ -5,12 +5,44 @@
 #include <gtest/gtest.h>
 #include <iostream>
 
+#include "imgui.h"
+#include "imgui-SFML.h"
+
 #include "Circle.h"
 #include "xmlParser.h"
 #include "SFML/Graphics.hpp"
 #include "Group.h"
 
 
+class ImGui_F : public ::testing::Test
+{
+protected:
+
+    sf::RenderWindow* window;
+
+    sf::Color bgColor;
+
+    sf::Clock deltaClock;
+
+    float color[3] = { 0.f, 0.f, 0.f };
+
+    // let's use char array as buffer, see next part
+    // for instructions on using std::string with ImGui
+    char windowTitle[255];
+
+    void SetUp() override
+    {
+        window = new sf::RenderWindow(sf::VideoMode(640, 480), "");
+        window->setVerticalSyncEnabled(true);
+        ImGui::SFML::Init(*window);
+
+        strcpy(windowTitle,"ImGui + SFML = <3");
+
+        window->setTitle(windowTitle);
+        window->resetGLStates(); // call it if you only draw ImGui. Otherwise not needed.
+    }
+};
+
 TEST(xmlParserInits,initEmptyCircle)
 {
     xmlParser::Circle cercle = xmlParser::Circle();
@@ -191,6 +223,54 @@ TEST(drawFace,drawFace)
     }
 }
 
+TEST_F(ImGui_F,ImGui_Example)
+{
+    while (window->isOpen()) {
+        sf::Event event;
+        while (window->pollEvent(event)) {
+            ImGui::SFML::ProcessEvent(event);
+
+            if (event.type == sf::Event::Closed) {
+                window->close();
+            }
+        }
+
+        ImGui::SFML::Update(*window, deltaClock.restart());
+
+        ImGui::Begin("Sample window"); // begin window
+
+        // Background color edit
+        if (ImGui::ColorEdit3("Background color", color)) {
+            // this code gets called if color value changes, so
+            // the background color is upgraded automatically!
+            bgColor.r = static_cast<sf::Uint8>(color[0] * 255.f);
+            bgColor.g = static_cast<sf::Uint8>(color[1] * 255.f);
+            bgColor.b = static_cast<sf::Uint8>(color[2] * 255.f);
+        }
+
+        // Window title text edit
+        ImGui::InputText("Window title", windowTitle, 255);
+
+        if (ImGui::Button("Update window title")) {
+            // this code gets if user clicks on the button
+            // yes, you could have written if(ImGui::InputText(...))
+            // but I do this to show how buttons work :)
+            window->setTitle(windowTitle);
+        }
+        ImGui::End(); // end window
+
+        window->clear(bgColor); // fill background with color
+        ImGui::SFML::Render(*window);
+        window->display();
+    }
+
+    ImGui::SFML::Shutdown();
+}
+
+TEST_F(ImGui_F,ImGui_Perso)
+{
+    // TODO : Copy examples to create new shapes 'n stuff
+}
 int main(int argc, char** argv)
 {
     ::testing::InitGoogleTest(&argc,argv);