Fix some bugs appeared

- Move the drawing of the system map pigui to a separate handler to
  ensure that it will always be drawn strictly after the SystemView object
- Fix the setting of the m_colliding parameter of the ship during
  deserialization

data/pigui/baseui.lua

@@ -25,7 +25,20 @@ ui.pi_4 = pi_4
 ui.pi = pi
 
 ui.anchor = { left = 1, right = 2, center = 3, top = 4, bottom = 5, baseline = 6 }
+ui.fullScreenWindowFlags = ui.WindowFlags { "NoTitleBar", "NoResize", "NoMove", "NoInputs", "NoSavedSettings", "NoFocusOnAppearing", "NoBringToFrontOnFocus", "NoBackground" }
 
+-- make all the necessary preparations for displaying the full-screen UI, launch the drawing function
+function ui.makeFullScreenHandler(window_name, window_fnc)
+	return function()
+		ui.setNextWindowPos(Vector2(0, 0), "Always")
+		ui.setNextWindowSize(Vector2(ui.screenWidth, ui.screenHeight), "Always")
+		ui.window(window_name, ui.fullScreenWindowFlags, function()
+			if ui.shouldDrawUI() then
+				window_fnc()
+			end
+		end)
+	end
+end
 
 function ui.get_icon_tex_coords(icon)
 	assert(icon, "no icon given")

data/pigui/modules/system-view-ui.lua

@@ -25,7 +25,6 @@ local edgePadding = nil
 
 local mainButtonSize = ui.rescaleUI(Vector2(32,32), Vector2(1600, 900))
 local mainButtonFramePadding = 3
-local itemSpacing = Vector2(8, 4) -- couldn't get default from ui
 local indicatorSize = Vector2(30 , 30)
 
 local selectedObject -- object, centered in SystemView
@@ -109,6 +108,12 @@ local onGameStart = function ()
 	systemView:SetVisibility(show_grid)
 end
 
+local onEnterSystem = function (ship)
+	if ship == Game.player then
+		Game.systemView:SetVisibility("RESET_VIEW");
+	end
+end
+
 local function textIcon(icon, tooltip)
 	ui.icon(icon, textIconSize, svColor.FONT, tooltip)
 end
@@ -219,7 +224,7 @@ function Windows.orbitPlanner.Show()
 	ui.separator()
 	showDvLine(icons.decrease, icons.delta, icons.increase, "factor", function(i) return i, "x" end, luc.DECREASE, lc.PLANNER_RESET_FACTOR, luc.INCREASE)
 	showDvLine(icons.decrease, icons.clock, icons.increase, "starttime",
-	function(i)
+	function(_)
 		local now = Game.time
 		local start = systemView:GetOrbitPlannerStartTime()
 		if start then
@@ -626,6 +631,6 @@ local function displaySystemViewUI()
 end
 
 Event.Register("onGameStart", onGameStart)
-ui.registerModule("game", displaySystemViewUI)
-
+Event.Register("onEnterSystem", onEnterSystem)
+ui.registerHandler("system-view", ui.makeFullScreenHandler("system-view", displaySystemViewUI))
 return {}

data/pigui/views/game.lua

@@ -213,7 +213,6 @@ local function drawGameModules(delta_t)
 	end
 end
 
-local gameViewWindowFlags = ui.WindowFlags {"NoTitleBar", "NoResize", "NoMove", "NoInputs", "NoSavedSettings", "NoFocusOnAppearing", "NoBringToFrontOnFocus"}
 ui.registerHandler('game', function(delta_t)
 		-- delta_t is ignored for now
 		player = Game.player
@@ -228,7 +227,7 @@ ui.registerHandler('game', function(delta_t)
 		ui.setNextWindowPos(Vector2(0, 0), "Always")
 		ui.setNextWindowSize(Vector2(ui.screenWidth, ui.screenHeight), "Always")
 		ui.withStyleColors({ ["WindowBg"] = colors.transparent }, function()
-			ui.window("HUD", gameViewWindowFlags, function()
+			ui.window("HUD", ui.fullScreenWindowFlags, function()
 				gameView.center = Vector2(ui.screenWidth / 2, ui.screenHeight / 2)
 				if ui.shouldDrawUI() then
 					if Game.CurrentView() == "world" then

src/ModelBody.cpp

@@ -80,8 +80,8 @@ ModelBody::ModelBody(const Json &jsonObj, Space *space) :
 
 	try {
 		m_isStatic = modelBodyObj["is_static"];
-		m_colliding = modelBodyObj["is_colliding"];
 		SetModel(modelBodyObj["model_name"].get<std::string>().c_str());
+		SetColliding(modelBodyObj["is_colliding"]);
 	} catch (Json::type_error &) {
 		throw SavedGameCorruptException();
 	}

src/Pi.cpp

@@ -1032,10 +1032,10 @@ void GameLoop::Update(float deltaTime)
 		// TODO: this mechanism still isn't perfect, but it gets us out of newUI
 		if (Pi::luaConsole->IsActive())
 			Pi::luaConsole->Draw();
-		else
+		else {
+			Pi::GetView()->DrawPiGui();
 			PiGui::RunHandler(deltaTime, "game");
-
-		Pi::GetView()->DrawPiGui();
+		}
 	}
 
 	// Render this even when we're dead.

src/lua/LuaPiGui.cpp

@@ -307,6 +307,7 @@ static LuaFlags<ImGuiWindowFlags_> imguiWindowFlagsTable = {
 	{ "NoScrollWithMouse", ImGuiWindowFlags_NoScrollWithMouse },
 	{ "NoCollapse", ImGuiWindowFlags_NoCollapse },
 	{ "AlwaysAutoResize", ImGuiWindowFlags_AlwaysAutoResize },
+	{ "NoBackground", ImGuiWindowFlags_NoBackground },
 	{ "NoSavedSettings", ImGuiWindowFlags_NoSavedSettings },
 	{ "NoInputs", ImGuiWindowFlags_NoInputs },
 	{ "MenuBar", ImGuiWindowFlags_MenuBar },