Element sampling HUD thingy (No very good with MVC)

src/game/GameController.cpp

@@ -348,6 +348,12 @@ void GameController::Tick()
 
 void GameController::Update()
 {
+	ui::Point pos = gameView->GetMousePosition();
+	if(pos.X >= 0 && pos.Y >= 0 && pos.X < XRES && pos.Y < YRES)
+	{
+		gameView->SetSample(gameModel->GetSimulation()->Get(pos.X, pos.Y));
+	}
+
 	gameModel->GetSimulation()->update_particles();
 	if(renderOptions && renderOptions->HasExited)
 	{
@@ -558,4 +564,8 @@ void GameController::ReloadSim()
 		gameModel->GetSimulation()->Load(gameModel->GetSave()->GetData(), gameModel->GetSave()->GetDataLength());
 }
 
+std::string GameController::ElementResolve(int type)
+{
+	return std::string(gameModel->GetSimulation()->ptypes[type].name);
+}
 

src/game/GameController.h

@@ -90,6 +90,7 @@ public:
 	void ShowConsole();
 	void FrameStep();
 	ui::Point PointTranslate(ui::Point point);
+	std::string ElementResolve(int type);
 };
 
 #endif // GAMECONTROLLER_H

src/game/GameView.cpp

@@ -1,4 +1,5 @@
 #include <sstream>
+#include <iomanip>
 
 #include "Config.h"
 #include "GameView.h"
@@ -29,7 +30,8 @@ GameView::GameView():
 	selectPoint1(0, 0),
 	selectPoint2(0, 0),
 	stampThumb(NULL),
-	clipboardThumb(NULL)
+	clipboardThumb(NULL),
+	mousePosition(0, 0)
 {
 	int currentX = 1;
 	//Set up UI
@@ -282,6 +284,16 @@ void GameView::NotifyMenuListChanged(GameModel * sender)
 	}
 }
 
+void GameView::SetSample(Particle sample)
+{
+	this->sample = sample;
+}
+
+ui::Point GameView::GetMousePosition()
+{
+	return mousePosition;
+}
+
 void GameView::NotifyActiveToolsChanged(GameModel * sender)
 {
 	for(int i = 0; i < toolButtons.size(); i++)
@@ -469,6 +481,7 @@ void GameView::NotifyBrushChanged(GameModel * sender)
 
 void GameView::OnMouseMove(int x, int y, int dx, int dy)
 {
+	mousePosition = c->PointTranslate(ui::Point(x, y));
 	if(selectMode!=SelectNone)
 	{
 		if(selectMode==PlaceStamp || selectMode==PlaceClipboard)
@@ -837,9 +850,9 @@ void GameView::changeColour()
 
 void GameView::OnDraw()
 {
+	Graphics * g = ui::Engine::Ref().g;
 	if(ren)
 	{
-		Graphics * g = ui::Engine::Ref().g;
 		ren->draw_air();
 		ren->render_parts();
 		ren->render_fire();
@@ -931,4 +944,13 @@ void GameView::OnDraw()
 			}
 		}
 	}
+
+	std::stringstream sampleInfo;
+	sampleInfo.precision(2);
+	if(sample.type)
+		sampleInfo << c->ElementResolve(sample.type) << ", Temp: " << std::fixed << sample.temp -273.15f;
+	else
+		sampleInfo << "Empty";
+
+	g->drawtext(XRES+BARSIZE-(10+Graphics::textwidth((char*)sampleInfo.str().c_str())), 5, (const char*)sampleInfo.str().c_str(), 255, 255, 255, 255);
 }

src/game/GameView.h

@@ -71,12 +71,21 @@ private:
 	ui::Point selectPoint1;
 	ui::Point selectPoint2;
 
+	ui::Point mousePosition;
+
 	Thumbnail * clipboardThumb;
 	Thumbnail * stampThumb;
 
+	Particle sample;
+
 	void changeColour();
 public:
     GameView();
+
+    //Breaks MVC, but any other way is going to be more of a mess.
+    ui::Point GetMousePosition();
+    void SetSample(Particle sample);
+
 	void AttachController(GameController * _c){ c = _c; }
 	void NotifyRendererChanged(GameModel * sender);
 	void NotifySimulationChanged(GameModel * sender);

src/interface/Component.cpp

@@ -148,4 +148,6 @@ void Component::OnMouseWheelInside(int localx, int localy, int d)
 
 Component::~Component()
 {
+	if(GetParentWindow()->IsFocused(this))
+		GetParentWindow()->FocusComponent(NULL);
 }

src/simulation/Simulation.cpp

@@ -120,6 +120,15 @@ int Simulation::flood_prop(int x, int y, size_t propoffset, void * propvalue, in
 	return 0;
 }
 
+Particle Simulation::Get(int x, int y)
+{
+	if(pmap[y][x])
+		return parts[pmap[y][x]>>8];
+	if(photons[y][x])
+		return parts[photons[y][x]>>8];
+	return Particle();
+}
+
 int Simulation::flood_parts(int x, int y, int fullc, int cm, int bm, int flags)
 {
 	int c = fullc&0xFF;

src/simulation/Simulation.h

@@ -210,6 +210,7 @@ public:
 	int Load(int x, int y, unsigned char * data, int dataLength);
 	unsigned char * Save(int & dataLength);
 	unsigned char * Save(int x1, int y1, int x2, int y2, int & dataLength);
+	Particle Get(int x, int y);
 	inline int is_blocking(int t, int x, int y);
 	inline int is_boundary(int pt, int x, int y);
 	inline int find_next_boundary(int pt, int *x, int *y, int dm, int *em);