From 2e5a07c847c9a5039ab9f53a15eb1499020a51fb Mon Sep 17 00:00:00 2001
From: Robert <robert.trololo@gmail.com>
Date: Tue, 1 Sep 2020 14:02:37 +0200
Subject: [PATCH] Added Window Manager

---
 src/CMakeLists.txt  |  2 +-
 src/PlotManager.cpp | 35 +++++++++++++++++++++++++++++++++++
 src/PlotManager.hpp | 23 +++++++++++++++++++++++
 src/PlotWindow.cpp  |  5 ++++-
 src/PlotWindow.hpp  |  5 ++++-
 src/main.cpp        | 27 +++++++--------------------
 6 files changed, 74 insertions(+), 23 deletions(-)
 create mode 100644 src/PlotManager.cpp
 create mode 100644 src/PlotManager.hpp

diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 90e6ddf..755c266 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -1,7 +1,7 @@
 
 add_executable(ComplexPlotting
 	"main.cpp"
-  "PlotWindow.hpp" "PlotWindow.cpp")
+  "PlotWindow.hpp" "PlotWindow.cpp" "PlotManager.hpp" "PlotManager.cpp")
 
 file(GLOB vendor_SRC
 	${CMAKE_SOURCE_DIR}/vendor/src/*.c
diff --git a/src/PlotManager.cpp b/src/PlotManager.cpp
new file mode 100644
index 0000000..797f603
--- /dev/null
+++ b/src/PlotManager.cpp
@@ -0,0 +1,35 @@
+#include "PlotManager.hpp"
+
+void PlotManager::NewPlot()
+{
+	currentID++;
+	OpenWindows.emplace_back(400, 400, currentID);
+}
+
+WList::iterator PlotManager::Remove(WList::iterator it)
+{
+	return OpenWindows.erase(it);
+}
+
+void PlotManager::Loop()
+{
+	for (WList::iterator it = OpenWindows.begin(); it != OpenWindows.end();)
+	{
+		if (it->ShouldClose())
+		{
+			it->Destroy();
+			it = OpenWindows.erase(it);
+
+			if (OpenWindows.empty())
+				isOpen = false;
+			
+			continue;
+		}
+
+		it->GiveContext();
+
+		it->Clear();
+		it->Display();
+		it++;
+	}
+}
\ No newline at end of file
diff --git a/src/PlotManager.hpp b/src/PlotManager.hpp
new file mode 100644
index 0000000..97447ba
--- /dev/null
+++ b/src/PlotManager.hpp
@@ -0,0 +1,23 @@
+#pragma once
+
+#include <vector>
+
+#include "PlotWindow.hpp"
+
+typedef std::vector<PlotWindow> WList;
+
+class PlotManager
+{
+public:
+	static void NewPlot();
+	static WList::iterator Remove(WList::iterator it);
+
+	static void Loop();
+
+public:
+	inline static bool isOpen = true;
+
+private:
+	inline static WList OpenWindows;
+	inline static int currentID = 0;
+};
\ No newline at end of file
diff --git a/src/PlotWindow.cpp b/src/PlotWindow.cpp
index 225676c..b1cba88 100644
--- a/src/PlotWindow.cpp
+++ b/src/PlotWindow.cpp
@@ -39,11 +39,14 @@ void PlotWindow::GiveContext()
 	glfwMakeContextCurrent(window);
 }
 
-void PlotWindow::Display()
+void PlotWindow::Clear()
 {
 	glClearColor(0.6f, 0.1f, 0.4f, 1.0f);
 	glClear(GL_COLOR_BUFFER_BIT);
+}
 
+void PlotWindow::Display()
+{
 	glfwSwapBuffers(window);
 }
 
diff --git a/src/PlotWindow.hpp b/src/PlotWindow.hpp
index 8547e5b..d551648 100644
--- a/src/PlotWindow.hpp
+++ b/src/PlotWindow.hpp
@@ -3,6 +3,8 @@
 #include <glad/glad.h>
 #include <glfw/glfw3.h>
 
+#pragma once
+
 class PlotWindow
 {
 public:
@@ -12,7 +14,8 @@ public:
 	void Destroy();
 
 	void GiveContext();
-	void Display();
+	virtual void Clear();
+	virtual void Display();
 
 private:
 	int id;
diff --git a/src/main.cpp b/src/main.cpp
index a7dfbe4..4e5fb06 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -5,7 +5,7 @@
 #include <glad/glad.h>
 #include <glfw/glfw3.h>
 
-#include "PlotWindow.hpp"
+#include "PlotManager.hpp"
 
 int main(int argc, char** argv)
 {
@@ -21,27 +21,14 @@ int main(int argc, char** argv)
 	glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 6);
 	glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
 
-	std::vector<PlotWindow> windows;
-	windows.emplace_back(500, 500, 1);
-	windows.emplace_back(500, 500, 2);
-	windows.emplace_back(500, 500, 3);
+	for (int i = 0; i < 1; i++)
+	{
+		PlotManager::NewPlot();
+	}
 
-	while (!windows.empty())
+	while (PlotManager::isOpen)
 	{
 		glfwPollEvents();
-
-		for (std::vector<PlotWindow>::iterator it = windows.begin(); it != windows.end();)
-		{
-			if (it->ShouldClose())
-			{
-				it->Destroy();
-				it = windows.erase(it);
-				continue;
-			}
-
-			it->GiveContext();
-			it->Display();
-			it++;
-		}
+		PlotManager::Loop();
 	}
 }
\ No newline at end of file