moved TowerUpgradePopop into its own file

include/render/WorldRenderer.h

@@ -6,6 +6,7 @@
 #include "render/VertexCache.h"
 
 #include "render/gui/TowerPlacePopup.h"
+#include "render/gui/TowerUpgradePopup.h"
 #include "render/gui/MobTooltip.h"
 #include "render/gui/CastleTooltip.h"
 
@@ -38,6 +39,7 @@ private:
 	VertexCache m_TowersCache;
 
 	std::unique_ptr<gui::TowerPlacePopup> m_TowerPlacePopup;
+	std::unique_ptr<gui::TowerUpgradePopup> m_TowerUpgradePopup;
 	std::unique_ptr<gui::MobTooltip> m_MobTooltip;
 	std::unique_ptr<gui::CastleTooltip> m_CastleTooltip;
 public:
@@ -67,7 +69,6 @@ private:
 	void RenderMobs() const;
 	void RenderTileSelect() const;
 	void RenderPopups();
-	void RenderTowerUpgradePopup();
 	void RenderMobTooltip() const;
 	void RenderCastleTooltip() const;
 	void DetectClick();

include/render/gui/TowerUpgradePopup.h

@@ -0,0 +1,32 @@
+#pragma once
+
+#include "GuiWidget.h"
+
+#include "Defines.h"
+
+namespace td {
+namespace gui {
+
+class TowerUpgradePopup : public GuiWidget {
+private:
+	Vec2f m_ClickWorldPos;
+	bool m_ShouldBeClosed;
+	bool m_Opened;
+public:
+	TowerUpgradePopup(client::Client* client);
+
+	virtual void Render();
+
+	void SetClickPos(const Vec2f& worldPos);
+
+	bool IsPopupOpened();
+private:
+	static constexpr float m_TowerPopupTileWidth = 200.0f;
+	static constexpr float m_TowerPopupTileHeight = 200.0f;
+
+	static constexpr float m_PlaceTowerButtonWidth = 150.0f;
+	static constexpr float m_PlaceTowerButtonHeight = 35.0f;
+};
+
+} // namespace gui
+} // namespace td