From e3dc285866822947a1a6710eb721d99922a4d8af Mon Sep 17 00:00:00 2001
From: Aki <please@ignore.pl>
Date: Sat, 31 Dec 2022 02:11:58 +0100
Subject: Added Pause

---
 kurator/CMakeLists.txt |  1 +
 kurator/src/Battle.cpp |  5 ++++-
 kurator/src/Pause.cpp  | 60 ++++++++++++++++++++++++++++++++++++++++++++++++++
 kurator/src/Pause.h    | 28 +++++++++++++++++++++++
 4 files changed, 93 insertions(+), 1 deletion(-)
 create mode 100644 kurator/src/Pause.cpp
 create mode 100644 kurator/src/Pause.h

diff --git a/kurator/CMakeLists.txt b/kurator/CMakeLists.txt
index c91d507..3a7fedc 100644
--- a/kurator/CMakeLists.txt
+++ b/kurator/CMakeLists.txt
@@ -7,6 +7,7 @@ add_executable(
 	src/colors.cpp
 	src/ForceBalance.cpp
 	src/main.cpp
+	src/Pause.cpp
 	src/ScenarioEditor.cpp
 	src/SceneBuilder.cpp
 	src/SceneFrame.cpp
diff --git a/kurator/src/Battle.cpp b/kurator/src/Battle.cpp
index f9f402e..52270b3 100644
--- a/kurator/src/Battle.cpp
+++ b/kurator/src/Battle.cpp
@@ -21,8 +21,9 @@
 
 #include "colors.h"
 #include "components.h"
-#include "Summary.h"
+#include "Pause.h"
 #include "Session.h"
+#include "Summary.h"
 
 
 namespace kurator
@@ -64,6 +65,8 @@ Battle::~Battle()
 void
 Battle::update(const float dt)
 {
+	if (IsKeyPressed(KEY_ESCAPE))
+		return session->set(std::make_shared<Pause>(session, session->current()));
 	battle->update(dt * time_factor);
 	auto& registry = battle->registry();
 	auto timers = registry.view<Timed>();
diff --git a/kurator/src/Pause.cpp b/kurator/src/Pause.cpp
new file mode 100644
index 0000000..41d6e4b
--- /dev/null
+++ b/kurator/src/Pause.cpp
@@ -0,0 +1,60 @@
+#include "Pause.h"
+
+#include <memory>
+#include <utility>
+
+#include <raylib.h>
+#include <imgui.h>
+
+#include "Scene.h"
+#include "Session.h"
+
+
+namespace kurator
+{
+
+
+Pause::Pause(std::shared_ptr<Session> _session, std::shared_ptr<Scene> _scene) :
+	session {std::move(_session)},
+	scene {std::move(_scene)},
+	frame {scene}
+{
+}
+
+
+void
+Pause::update(float)
+{
+	frame.update();
+	ImGui::SetNextWindowSize({GetScreenWidth()/3.0f, 0.0f}, ImGuiCond_Once);
+	ImGui::SetNextWindowPos({GetScreenWidth()/2.0f, GetScreenHeight()/2.0f}, ImGuiCond_Once, {0.5f, 0.5f});
+	if (ImGui::Begin("Pause", nullptr, ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoCollapse)) {
+		if (ImGui::Button("Unpause", {-1.0f, 0.0f}))
+			stop();
+		if (ImGui::Button("Exit to Menu", {-1.0f, 0.0f}))
+			session->pop();
+		if (ImGui::Button("Exit to Desktop", {-1.0f, 0.0f}))
+			session->quit();
+	}
+	ImGui::End();
+	if (IsKeyPressed(KEY_SPACE))
+		stop();
+}
+
+
+void
+Pause::draw() const
+{
+	ClearBackground(BLACK);
+	frame.draw();
+}
+
+
+void
+Pause::stop() const
+{
+	session->set(frame.view());
+}
+
+
+}  // namespace kurator
diff --git a/kurator/src/Pause.h b/kurator/src/Pause.h
new file mode 100644
index 0000000..b3c4575
--- /dev/null
+++ b/kurator/src/Pause.h
@@ -0,0 +1,28 @@
+#pragma once
+
+#include <memory>
+
+#include "Scene.h"
+#include "SceneFrame.h"
+#include "Session.h"
+
+
+namespace kurator
+{
+
+
+class Pause : public Scene
+{
+public:
+	Pause(std::shared_ptr<Session> _session, std::shared_ptr<Scene> _scene);
+	void update(float dt) override;
+	void draw() const override;
+	void stop() const;
+private:
+	std::shared_ptr<Session> session;
+	std::shared_ptr<Scene> scene;
+	SceneFrame frame;
+};
+
+
+}  // namespace kurator
-- 
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