viseq/src/interaction-manager.h

#pragma once

#include "clipboard.h"
#include "datatypes.h"
#include "draggable.h"
#include "graph-item.h"
#include "graph-manager.h"
#include "interaction-event.h"
#include "node.h"
#include "raylib.h"
#include "signal-manager.h"
#include "state.h"
#include "canvas.h"
#include <memory>

namespace VISEQ::INTERACTION{
	class ScaleHandle : public BASE::Draggable, public GraphItem, public std::enable_shared_from_this<ScaleHandle>{
		public:
			ScaleHandle(){}
			
			float radius = 6;
		
			std::shared_ptr<ScaleHandle> getPtr(){
				return shared_from_this();
			}
			
			virtual GRAPH::GraphItemType getType() override {
				return GraphItemType::HANDLE;
			}

			virtual bool hovering() override {
				return CheckCollisionPointCircle(SCREEN_MOUSE, position, radius);
			}

			virtual void update() override {
				if(hovering()) state->pushEvent({getPtr(), APP::Interaction::HOVER});
				if(hovering() && clicked()) state->pushEvent({getPtr(), APP::Interaction::PICKUP});
				if(pickedUp()) state->pushEvent({getPtr(), APP::Interaction::DRAG});
				if(picked_up && released()) state->pushEvent({getPtr(), APP::Interaction::PUTDOWN});
			}

			virtual void draw() override {
				DrawCircleV(position, radius, VS_COLOR_SUN);
			}

			virtual bool select() override {
				return false;
			}
	};

	class InteractionManager{
		public:
			InteractionManager() {}
			InteractionManager(std::shared_ptr<GRAPH::GraphManager> gm, std::shared_ptr<SIGNAL::SignalManager> sm, std::shared_ptr<APP::CANVAS::Canvas> canvas) : canvas(canvas), gm(gm), sm(sm) {}

			std::shared_ptr<APP::CANVAS::Canvas> canvas;
			std::shared_ptr<GraphManager> gm;
			std::shared_ptr<SIGNAL::SignalManager> sm;
			VISEQ::APP::Clipboard cb;

			std::shared_ptr<APP::State> state = APP::State::get();
			
			Vec2Df scale_start;
			std::shared_ptr<ScaleHandle> scale_handle = std::make_shared<ScaleHandle>();

			void update();
			void draw();
			void removeNodes(VEC_SPTR_Node nodes);
			void scaleSelection();
			void snapPolar(std::shared_ptr<Node> dragNode);
			void doInteraction();
	};
}