4jcraft/Minecraft.Client/Platform/Common/UI/UIScene.cpp

#include "../../Minecraft.World/Platform/stdafx.h"
#include "UI.h"
#include "UIScene.h"

#include "../../Minecraft.Client/Rendering/Lighting.h"
#include "../../Minecraft.Client/Player/LocalPlayer.h"
#include "../../Minecraft.Client/Rendering/EntityRenderers/ItemRenderer.h"
#include "../../Minecraft.World/Headers/net.minecraft.world.item.h"

UIScene::UIScene(int iPad, UILayer *parentLayer)
{
	m_parentLayer = parentLayer;
	m_iPad = iPad;
	swf = NULL;
	m_pItemRenderer = NULL;
	
	bHasFocus = false;
	m_hasTickedOnce = false;
	m_bFocussedOnce = false;
	m_bVisible = true;
	m_bCanHandleInput = false;
	m_bIsReloading = false;

	m_iFocusControl = -1;
	m_iFocusChild = 0;
	m_lastOpacity = 1.0f;
	m_bUpdateOpacity = false;

	m_backScene = NULL;
	
	m_cacheSlotRenders = false;
	m_needsCacheRendered = true;
	m_expectedCachedSlotCount = 0;
	m_callbackUniqueId = 0;
}

UIScene::~UIScene()
{
	/* Destroy the Iggy player. */
	IggyPlayerDestroy( swf );

	for(AUTO_VAR(it,m_registeredTextures.begin()); it != m_registeredTextures.end(); ++it)
	{
		ui.unregisterSubstitutionTexture( it->first, it->second );
	}

	if(m_callbackUniqueId != 0)
	{
		ui.UnregisterCallbackId(m_callbackUniqueId);
	}

	if(m_pItemRenderer != NULL) delete m_pItemRenderer;
}

void UIScene::destroyMovie()
{
	/* Destroy the Iggy player. */
	IggyPlayerDestroy( swf );
	swf = NULL;

	// Clear out the controls collection (doesn't delete the controls, and they get re-setup later)
	m_controls.clear();

	// Clear out all the fast names for the current movie
	m_fastNames.clear();
}

void UIScene::reloadMovie(bool force)
{
	if(!force && (stealsFocus() && (getSceneType() != eUIScene_FullscreenProgress && !bHasFocus))) return;

	m_bIsReloading = true;
	if(swf)
	{
		/* Destroy the Iggy player. */
		IggyPlayerDestroy( swf );

		// Clear out the controls collection (doesn't delete the controls, and they get re-setup later)
		m_controls.clear();

		// Clear out all the fast names for the current movie
		m_fastNames.clear();
	}

	// Reload everything
	initialiseMovie();

	handlePreReload();

	// Reload controls
	for(AUTO_VAR(it, m_controls.begin()); it != m_controls.end(); ++it)
	{
		(*it)->ReInit();
	}

	handleReload();
	
	IggyDataValue result;
	IggyDataValue value[1];

	value[0].type = IGGY_DATATYPE_number;
	value[0].number = m_iFocusControl;

	IggyResult out = IggyPlayerCallMethodRS ( getMovie() , &result, IggyPlayerRootPath( getMovie() ), m_funcSetFocus , 1 , value );

	m_needsCacheRendered = true;
	m_bIsReloading = false;
}

bool UIScene::needsReloaded()
{
	return !swf && (!stealsFocus() || bHasFocus);
}

bool UIScene::hasMovie()
{
	return swf != NULL;
}

F64 UIScene::getSafeZoneHalfHeight()
{
	float height = ui.getScreenHeight();

	float safeHeight = 0.0f;

#ifndef __PSVITA__
	if( !RenderManager.IsHiDef() && RenderManager.IsWidescreen() )
	{
		// 90% safezone
		safeHeight = height * (0.15f / 2);
	}
	else
	{
		// 90% safezone
		safeHeight = height * (0.1f / 2);
	}
#endif
	return safeHeight;
}

F64 UIScene::getSafeZoneHalfWidth()
{
	float width = ui.getScreenWidth();

	float safeWidth = 0.0f;
#ifndef __PSVITA__
	if( !RenderManager.IsHiDef() && RenderManager.IsWidescreen() )
	{
		// 85% safezone
		safeWidth = width * (0.15f / 2);
	}
	else
	{
		// 90% safezone
		safeWidth = width * (0.1f / 2);
	}
#endif
	return safeWidth;
}

void UIScene::updateSafeZone()
{
	// Distance from edge
	F64 safeTop = 0.0;
	F64 safeBottom = 0.0;
	F64 safeLeft = 0.0;
	F64 safeRight = 0.0;

	switch( m_parentLayer->getViewport() )
	{
	case C4JRender::VIEWPORT_TYPE_SPLIT_TOP:
		safeTop = getSafeZoneHalfHeight();
		break;
	case C4JRender::VIEWPORT_TYPE_SPLIT_BOTTOM:
		safeBottom = getSafeZoneHalfHeight();
		break;
	case C4JRender::VIEWPORT_TYPE_SPLIT_LEFT:
		safeLeft = getSafeZoneHalfWidth();
		break;
	case C4JRender::VIEWPORT_TYPE_SPLIT_RIGHT:
		safeRight = getSafeZoneHalfWidth();
		break;
	case C4JRender::VIEWPORT_TYPE_QUADRANT_TOP_LEFT:
		safeTop = getSafeZoneHalfHeight();
		safeLeft = getSafeZoneHalfWidth();
		break;
	case C4JRender::VIEWPORT_TYPE_QUADRANT_TOP_RIGHT:
		safeTop = getSafeZoneHalfHeight();
		safeRight = getSafeZoneHalfWidth();
		break;
	case C4JRender::VIEWPORT_TYPE_QUADRANT_BOTTOM_LEFT:
		safeBottom = getSafeZoneHalfHeight();
		safeLeft = getSafeZoneHalfWidth();
		break;
	case C4JRender::VIEWPORT_TYPE_QUADRANT_BOTTOM_RIGHT:
		safeBottom = getSafeZoneHalfHeight();
		safeRight = getSafeZoneHalfWidth();
		break;
	case C4JRender::VIEWPORT_TYPE_FULLSCREEN:
	default:
		safeTop = getSafeZoneHalfHeight();
		safeBottom = getSafeZoneHalfHeight();
		safeLeft = getSafeZoneHalfWidth();
		safeRight = getSafeZoneHalfWidth();
		break;
	}
	setSafeZone(safeTop, safeBottom, safeLeft, safeRight);
}

void UIScene::setSafeZone(S32 safeTop, S32 safeBottom, S32 safeLeft, S32 safeRight)
{
	IggyDataValue result;
	IggyDataValue value[4];

	value[0].type = IGGY_DATATYPE_number;
	value[0].number = safeTop;
	value[1].type = IGGY_DATATYPE_number;
	value[1].number = safeBottom;
	value[2].type = IGGY_DATATYPE_number;
	value[2].number = safeLeft;
	value[3].type = IGGY_DATATYPE_number;
	value[3].number = safeRight;
	IggyResult out = IggyPlayerCallMethodRS ( getMovie() , &result, IggyPlayerRootPath( getMovie() ), m_funcSetSafeZone , 4 , value );
}

void UIScene::initialiseMovie()
{
	loadMovie();
	app.DebugPrintf("UIScene::initialiseMovie AFTER loadMovie CALL\n");	
	mapElementsAndNames(); 
	app.DebugPrintf("UIScene::initialiseMovie AFTER mapElementsAndNames CALL\n");

	updateSafeZone();
	app.DebugPrintf("UIScene::initialiseMovie AFTER updateSafeZone CALL\n");

	m_bUpdateOpacity = true;
}

#ifdef __PSVITA__
void UIScene::SetFocusToElement(int iID)
{
	IggyDataValue result;
	IggyDataValue value[1];

	value[0].type = IGGY_DATATYPE_number;
	value[0].number = iID;

	IggyResult out = IggyPlayerCallMethodRS ( getMovie() , &result, IggyPlayerRootPath( getMovie() ), m_funcSetFocus , 1 , value );

	// also trigger handle focus change (just in case if anything else in relation needs updating!)
	_handleFocusChange(iID, 0);
}
#endif

bool UIScene::mapElementsAndNames()
{
	m_rootPath = IggyPlayerRootPath( swf );

	m_funcRemoveObject = registerFastName( L"RemoveObject" );
	m_funcSlideLeft = registerFastName( L"SlideLeft" );
	m_funcSlideRight = registerFastName( L"SlideRight" );
	m_funcSetSafeZone = registerFastName( L"SetSafeZone" );
	m_funcSetAlpha = registerFastName( L"SetAlpha" );
	m_funcSetFocus = registerFastName( L"SetFocus" );
	m_funcHorizontalResizeCheck = registerFastName( L"DoHorizontalResizeCheck");
	return true;
}

extern CRITICAL_SECTION s_loadSkinCS;
void UIScene::loadMovie()
{
	EnterCriticalSection(&UIController::ms_reloadSkinCS);		// MGH - added to prevent crash loading Iggy movies while the skins were being reloaded
	std::wstring moviePath = getMoviePath();

#ifdef __PS3__
	if(RenderManager.IsWidescreen())
	{
		moviePath.append(L"720.swf");
		m_loadedResolution = eSceneResolution_720;
	}
	else
	{
		moviePath.append(L"480.swf");
		m_loadedResolution = eSceneResolution_480;
	}
#elif defined __PSVITA__
	moviePath.append(L"Vita.swf");
	m_loadedResolution = eSceneResolution_Vita;
#elif defined _WINDOWS64
	if(ui.getScreenHeight() == 720)
	{
		moviePath.append(L"720.swf");
		m_loadedResolution = eSceneResolution_720;
	}
	else if(ui.getScreenHeight() == 480)
	{
		moviePath.append(L"480.swf");
		m_loadedResolution = eSceneResolution_480;
	}
	else if(ui.getScreenHeight() < 720)
	{
		moviePath.append(L"Vita.swf");
		m_loadedResolution = eSceneResolution_Vita;
	}
	else
	{
		moviePath.append(L"1080.swf");
		m_loadedResolution = eSceneResolution_1080;
	}
#else
	moviePath.append(L"1080.swf");
	m_loadedResolution = eSceneResolution_1080;
#endif

	if(!app.hasArchiveFile(moviePath))
	{
		app.DebugPrintf("WARNING: Could not find iggy movie %ls, falling back on 720\n", moviePath.c_str());

		moviePath = getMoviePath();
		moviePath.append(L"720.swf");
		m_loadedResolution = eSceneResolution_720;

		if(!app.hasArchiveFile(moviePath))
		{
			app.DebugPrintf("ERROR: Could not find any iggy movie for %ls!\n", moviePath.c_str());
#ifndef _CONTENT_PACKAGE
			__debugbreak();
#endif
			app.FatalLoadError();
		}
	}

	byteArray baFile = ui.getMovieData(moviePath.c_str());
	__int64 beforeLoad = ui.iggyAllocCount;
	swf = IggyPlayerCreateFromMemory ( baFile.data , baFile.length, NULL);
	__int64 afterLoad = ui.iggyAllocCount;
	IggyPlayerInitializeAndTickRS ( swf ); 
	__int64 afterTick = ui.iggyAllocCount;

	if(!swf)
	{
		app.DebugPrintf("ERROR: Failed to load iggy scene!\n");
#ifndef _CONTENT_PACKAGE
		__debugbreak();
#endif
		app.FatalLoadError();
	}
	app.DebugPrintf( app.USER_SR, "Loaded iggy movie %ls\n", moviePath.c_str() );
	IggyProperties *properties = IggyPlayerProperties ( swf ); 
	m_movieHeight = properties->movie_height_in_pixels;
	m_movieWidth = properties->movie_width_in_pixels;

	m_renderWidth = m_movieWidth;
	m_renderHeight = m_movieHeight;

	S32 width, height;
	m_parentLayer->getRenderDimensions(width, height);	
	IggyPlayerSetDisplaySize( swf, width, height );

	IggyPlayerSetUserdata(swf,this);

//#ifdef _DEBUG
#if 0
	IggyMemoryUseInfo memoryInfo;
	rrbool res;
	int iteration = 0;
	__int64 totalStatic = 0;
	__int64 totalDynamic = 0;
	while(res = IggyDebugGetMemoryUseInfo ( swf ,
		NULL ,
		0 ,
		0 ,
		iteration ,
		&memoryInfo ))
	{
		totalStatic += memoryInfo.static_allocation_bytes;
		totalDynamic += memoryInfo.dynamic_allocation_bytes;
		app.DebugPrintf(app.USER_SR, "%ls - %.*s static: %d ( %d ) dynamic: %d ( %d )\n", moviePath.c_str(), memoryInfo.subcategory_stringlen, memoryInfo.subcategory, 
			memoryInfo.static_allocation_bytes, memoryInfo.static_allocation_count, memoryInfo.dynamic_allocation_bytes, memoryInfo.dynamic_allocation_count);
		++iteration;
		//if(memoryInfo.static_allocation_bytes > 0) getDebugMemoryUseRecursive(moviePath, memoryInfo);

	}

	app.DebugPrintf(app.USER_SR, "%ls - Total: %d, Expected: %d, Diff: %d\n", moviePath.c_str(), totalStatic + totalDynamic, afterTick - beforeLoad, (afterTick - beforeLoad) - (totalStatic + totalDynamic));

#endif
	LeaveCriticalSection(&UIController::ms_reloadSkinCS);

}

void UIScene::getDebugMemoryUseRecursive(const std::wstring &moviePath, IggyMemoryUseInfo &memoryInfo)
{
	rrbool res;
	IggyMemoryUseInfo internalMemoryInfo;
	int internalIteration = 0;
	while((res = IggyDebugGetMemoryUseInfo ( swf ,
		0 ,
		memoryInfo.subcategory ,
		memoryInfo.subcategory_stringlen ,
		internalIteration ,
		&internalMemoryInfo )))
	{
		app.DebugPrintf(app.USER_SR, "%ls - %.*s static: %d ( %d ) dynamic: %d ( %d )\n", moviePath.c_str(), internalMemoryInfo.subcategory_stringlen, internalMemoryInfo.subcategory, 
			internalMemoryInfo.static_allocation_bytes, internalMemoryInfo.static_allocation_count, internalMemoryInfo.dynamic_allocation_bytes, internalMemoryInfo.dynamic_allocation_count);
		++internalIteration;
		if(internalMemoryInfo.subcategory_stringlen > memoryInfo.subcategory_stringlen) getDebugMemoryUseRecursive(moviePath, internalMemoryInfo);
	}
}

void UIScene::PrintTotalMemoryUsage(__int64 &totalStatic, __int64 &totalDynamic)
{
	if(!swf) return;

	IggyMemoryUseInfo memoryInfo;
	rrbool res;
	int iteration = 0;
	__int64 sceneStatic = 0;
	__int64 sceneDynamic = 0;
	while((res = IggyDebugGetMemoryUseInfo ( swf ,
		0 ,
		"" ,
		0 ,
		iteration ,
		&memoryInfo )))
	{
		sceneStatic += memoryInfo.static_allocation_bytes;
		sceneDynamic += memoryInfo.dynamic_allocation_bytes;
		totalStatic += memoryInfo.static_allocation_bytes;
		totalDynamic += memoryInfo.dynamic_allocation_bytes;
		++iteration;

	}

	app.DebugPrintf(app.USER_SR, "    \\- Scene static: %d , Scene dynamic: %d , Total: %d - %ls\n", sceneStatic, sceneDynamic, sceneStatic + sceneDynamic, getMoviePath().c_str());
}

void UIScene::tick()
{
	if(m_bIsReloading) return;
	if(m_hasTickedOnce) m_bCanHandleInput = true;
	while(IggyPlayerReadyToTick( swf ))
	{
		tickTimers();
		for(AUTO_VAR(it, m_controls.begin()); it != m_controls.end(); ++it)
		{
			(*it)->tick();
		}
		IggyPlayerTickRS( swf );
		m_hasTickedOnce = true;
	}
}

UIControl* UIScene::GetMainPanel()
{
	return NULL;
}


void UIScene::addTimer(int id, int ms)
{
	int currentTime = System::currentTimeMillis();

	TimerInfo info;
	info.running = true;
	info.duration = ms;
	info.targetTime = currentTime + ms;
	m_timers[id] = info;
}

void UIScene::killTimer(int id)
{
	AUTO_VAR(it, m_timers.find(id));
	if(it != m_timers.end())
	{
		it->second.running = false;
	}
}

void UIScene::tickTimers()
{
	int currentTime = System::currentTimeMillis();
	for(AUTO_VAR(it, m_timers.begin()); it != m_timers.end();)
	{
		if(!it->second.running)
		{
			it = m_timers.erase(it);
		}
		else 
		{
			if(currentTime > it->second.targetTime)
			{
				handleTimerComplete(it->first);

				// Auto-restart
				it->second.targetTime = it->second.duration + currentTime;
			}
			++it;
		}
	}
}

IggyName UIScene::registerFastName(const std::wstring &name)
{
	IggyName var;
	AUTO_VAR(it,m_fastNames.find(name));
	if(it != m_fastNames.end())
	{
		var = it->second;
	}
	else
	{
		const std::u16string convName = convWstringToU16string(name);
		var = IggyPlayerCreateFastName ( getMovie() , (IggyUTF16 *)convName.c_str() , -1 );

		m_fastNames[name] = var;
	}
	return var;
}

void UIScene::removeControl( UIControl_Base *control, bool centreScene)
{
	IggyDataValue result;
	IggyDataValue value[2];

	std::string name = control->getControlName();
	IggyStringUTF8 stringVal;
	stringVal.string = (char*)name.c_str();
	stringVal.length = name.length();
	value[0].type = IGGY_DATATYPE_string_UTF8;
	value[0].string8 = stringVal;

	value[1].type = IGGY_DATATYPE_boolean;
	value[1].boolval = centreScene;
	IggyResult out = IggyPlayerCallMethodRS ( getMovie() , &result, IggyPlayerRootPath( getMovie() ), m_funcRemoveObject , 2 , value );

#ifdef __PSVITA__
	// update the button positions since they may have changed
	UpdateSceneControls();

	// mark the button as removed
	control->setHidden(true);
	// remove it from the touchboxes
	ui.TouchBoxRebuild(control->getParentScene());
#endif

}

void UIScene::slideLeft()
{
	IggyDataValue result;
	IggyResult out = IggyPlayerCallMethodRS ( getMovie() , &result, IggyPlayerRootPath( getMovie() ), m_funcSlideLeft , 0 , NULL );
}

void UIScene::slideRight()
{
	IggyDataValue result;
	IggyResult out = IggyPlayerCallMethodRS ( getMovie() , &result, IggyPlayerRootPath( getMovie() ), m_funcSlideRight , 0 , NULL );
}

void UIScene::doHorizontalResizeCheck()
{
	IggyDataValue result;
	IggyResult out = IggyPlayerCallMethodRS ( getMovie() , &result, IggyPlayerRootPath( getMovie() ), m_funcHorizontalResizeCheck , 0 , NULL );
}

void UIScene::render(S32 width, S32 height, C4JRender::eViewportType viewport)
{
	if(m_bIsReloading) return;
	if(!m_hasTickedOnce || !swf) return;
	ui.setupRenderPosition(viewport);
	IggyPlayerSetDisplaySize( swf, width, height );
	IggyPlayerDraw( swf );
}

void UIScene::setOpacity(float percent)
{
	if(percent != m_lastOpacity || (m_bUpdateOpacity && getMovie()))
	{
		m_lastOpacity = percent;

		// 4J-TomK once a scene has been freshly loaded or re-loaded we force update opacity via initialiseMovie
		if(m_bUpdateOpacity)
			m_bUpdateOpacity = false;

		IggyDataValue result;
		IggyDataValue value[1];
		value[0].type = IGGY_DATATYPE_number;
		value[0].number = percent;

		IggyResult out = IggyPlayerCallMethodRS ( getMovie() , &result, IggyPlayerRootPath( getMovie() ), m_funcSetAlpha , 1 , value );
	}
}

void UIScene::setVisible(bool visible)
{
	m_bVisible = visible;
}

void UIScene::customDraw(IggyCustomDrawCallbackRegion *region)
{
	app.DebugPrintf("Handling custom draw for scene with no override!\n");
}

void UIScene::customDrawSlotControl(IggyCustomDrawCallbackRegion *region, int iPad, std::shared_ptr<ItemInstance> item, float fAlpha, bool isFoil, bool bDecorations)
{
	if (item!= NULL)
	{
		if(m_cacheSlotRenders)
		{
			if( (m_cachedSlotDraw.size() + 1) == m_expectedCachedSlotCount)
			{
				//Make sure that pMinecraft->player is the correct player so that player specific rendering
				// eg clock and compass, are rendered correctly
				Minecraft *pMinecraft=Minecraft::GetInstance();
				std::shared_ptr<MultiplayerLocalPlayer> oldPlayer = pMinecraft->player;
				if( iPad >= 0 && iPad < XUSER_MAX_COUNT ) pMinecraft->player = pMinecraft->localplayers[iPad];

				// Setup GDraw, normal game render states and matrices
				//CustomDrawData *customDrawRegion = ui.setupCustomDraw(this,region);
				PIXBeginNamedEvent(0,"Starting Iggy custom draw\n");
				CustomDrawData *customDrawRegion = ui.calculateCustomDraw(region);
				ui.beginIggyCustomDraw4J(region, customDrawRegion);
				ui.setupCustomDrawGameState();

				int list = m_parentLayer->m_parentGroup->getCommandBufferList();

				bool useCommandBuffers = false;
#ifdef _XBOX_ONE
				useCommandBuffers = true;

				// 4J Stu - Temporary until we fix the glint animation which needs updated if we are just replaying a command buffer
				m_needsCacheRendered = true;
#endif

				if(!useCommandBuffers || m_needsCacheRendered)
				{
#if (!defined __PS3__) && (!defined __PSVITA__)
					if(useCommandBuffers) RenderManager.CBuffStart(list, true);
#endif
					PIXBeginNamedEvent(0,"Draw uncached");
					ui.setupCustomDrawMatrices(this, customDrawRegion);	
					_customDrawSlotControl(customDrawRegion, iPad, item, fAlpha, isFoil, bDecorations, useCommandBuffers);
					delete customDrawRegion;
					PIXEndNamedEvent();

					PIXBeginNamedEvent(0,"Draw all cache");
					// Draw all the cached slots
					for(AUTO_VAR(it, m_cachedSlotDraw.begin()); it != m_cachedSlotDraw.end(); ++it)
					{
						CachedSlotDrawData *drawData = *it;
						ui.setupCustomDrawMatrices(this, drawData->customDrawRegion);					
						_customDrawSlotControl(drawData->customDrawRegion, iPad, drawData->item, drawData->fAlpha, drawData->isFoil, drawData->bDecorations, useCommandBuffers);
						delete drawData->customDrawRegion;
						delete drawData;
					}
					PIXEndNamedEvent();
#ifndef __PS3__
					if(useCommandBuffers) RenderManager.CBuffEnd();
#endif
				}
				m_cachedSlotDraw.clear();

#ifndef __PS3__
				if(useCommandBuffers) RenderManager.CBuffCall(list);
#endif

				// Finish GDraw and anything else that needs to be finalised
				ui.endCustomDraw(region);

				pMinecraft->player = oldPlayer;
			}
			else
			{
				PIXBeginNamedEvent(0,"Caching region");
				CachedSlotDrawData *drawData = new CachedSlotDrawData();
				drawData->item = item;
				drawData->fAlpha = fAlpha;
				drawData->isFoil = isFoil;
				drawData->bDecorations = bDecorations;
				drawData->customDrawRegion = ui.calculateCustomDraw(region);

				m_cachedSlotDraw.push_back(drawData);
				PIXEndNamedEvent();
			}
		}
		else
		{
			// Setup GDraw, normal game render states and matrices
			CustomDrawData *customDrawRegion = ui.setupCustomDraw(this,region);

			Minecraft *pMinecraft=Minecraft::GetInstance();

			//Make sure that pMinecraft->player is the correct player so that player specific rendering
			// eg clock and compass, are rendered correctly
			std::shared_ptr<MultiplayerLocalPlayer> oldPlayer = pMinecraft->player;
			if( iPad >= 0 && iPad < XUSER_MAX_COUNT ) pMinecraft->player = pMinecraft->localplayers[iPad];

			_customDrawSlotControl(customDrawRegion, iPad, item, fAlpha, isFoil, bDecorations, false);
			delete customDrawRegion;
			pMinecraft->player = oldPlayer;

			// Finish GDraw and anything else that needs to be finalised
			ui.endCustomDraw(region);
		}
	}	
}

void UIScene::_customDrawSlotControl(CustomDrawData *region, int iPad, std::shared_ptr<ItemInstance> item, float fAlpha, bool isFoil, bool bDecorations, bool usingCommandBuffer)
{
	Minecraft *pMinecraft=Minecraft::GetInstance();

	float bwidth,bheight;
	bwidth = region->x1 - region->x0;
	bheight = region->y1 - region->y0;

	float x = region->x0;
	float y = region->y0;

	// Base scale on height of this control, compared to height of what the item renderer normally renders (16 pixels high). Potentially
	// we might want separate x & y scales here

	float scaleX = bwidth / 16.0f;
	float scaleY = bheight / 16.0f;	

    // 4jcraft: make sure we cull the back to not make transparent blocks (like
    // leaves) look weird
    glEnable(GL_CULL_FACE);
    glCullFace(GL_BACK);

    // 4jcraft: needed for transparency in the item renders (like in the
    // crafting menu)
    if (fAlpha < 1) {
        glEnable(GL_BLEND);
        glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
    }
	glEnable(GL_RESCALE_NORMAL);
	glPushMatrix();
    Lighting::turnOnGui();
	glRotatef(120, 1, 0, 0);
	glPopMatrix();

	float pop = item->popTime;
	if (pop > 0)
	{
		glPushMatrix();
		float squeeze = 1 + pop / (float) Inventory::POP_TIME_DURATION;
		float sx = x;
		float sy = y;
		float sxoffs = 8 * scaleX;
		float syoffs = 12 * scaleY;
		glTranslatef((float)(sx + sxoffs), (float)(sy + syoffs), 0);
		glScalef(1 / squeeze, (squeeze + 1) / 2, 1);
		glTranslatef((float)-(sx + sxoffs), (float)-(sy + syoffs), 0);
	}

	PIXBeginNamedEvent(0,"Render and decorate");
	if(m_pItemRenderer == NULL) m_pItemRenderer = new ItemRenderer();
	m_pItemRenderer->renderAndDecorateItem(pMinecraft->font, pMinecraft->textures, item, x, y,scaleX,scaleY,fAlpha,isFoil,false, !usingCommandBuffer);
	PIXEndNamedEvent();

	if (pop > 0)
	{
		glPopMatrix();
	}

	if(bDecorations)
	{
		if((scaleX!=1.0f) ||(scaleY!=1.0f))
		{				
			glPushMatrix();		
			glScalef(scaleX, scaleY, 1.0f);
			int iX= (int)(0.5f+((float)x)/scaleX);
			int iY= (int)(0.5f+((float)y)/scaleY);

			m_pItemRenderer->renderGuiItemDecorations(pMinecraft->font, pMinecraft->textures, item, iX, iY, fAlpha);
			glPopMatrix();
		}
		else
		{
			m_pItemRenderer->renderGuiItemDecorations(pMinecraft->font, pMinecraft->textures, item, (int)x, (int)y, fAlpha);
		}
	}

	Lighting::turnOff();
	glDisable(GL_RESCALE_NORMAL);
    glDisable(GL_CULL_FACE);
    if (fAlpha < 1) {
        glDisable(GL_BLEND);
    }
}

// 4J Stu - Not threadsafe
//void UIScene::navigateForward(int iPad, EUIScene scene, void *initData)
//{
//	if(m_parentLayer == NULL)
//	{
//		app.DebugPrintf("A scene is trying to navigate forwards, but it's parent layer is NULL!\n");
//#ifndef _CONTENT_PACKAGE
//		__debugbreak();
//#endif
//	}
//	else
//	{
//		m_parentLayer->NavigateToScene(iPad,scene,initData);
//	}
//}

void UIScene::navigateBack()
{
	//CD - Added for audio
	ui.PlayUISFX(eSFX_Back);

	ui.NavigateBack(m_iPad);

	if(m_parentLayer == NULL)
	{
//		app.DebugPrintf("A scene is trying to navigate back, but it's parent layer is NULL!\n");
#ifndef _CONTENT_PACKAGE
//		__debugbreak();
#endif
	}
	else
	{
//		m_parentLayer->removeScene(this);

#ifdef _DURANGO
		if (ui.GetTopScene(0))
			InputManager.SetEnabledGtcButtons( ui.GetTopScene(0)->getDefaultGtcButtons() );
#endif
	}

}

void UIScene::gainFocus()
{
	if( !bHasFocus && stealsFocus() )
	{
		// 4J Stu - Don't do this
		/*
		IggyEvent event;
		IggyMakeEventFocusGained( &event , 0);

		IggyEventResult result;
		IggyPlayerDispatchEventRS( getMovie() , &event , &result );

		app.DebugPrintf("Sent gain focus event to scene\n");
		*/
		bHasFocus = true;
		if(app.GetGameStarted() && needsReloaded())
		{
			reloadMovie();
		}

		updateTooltips();
		updateComponents();

		if(!m_bFocussedOnce)
		{
			IggyDataValue result;
			IggyDataValue value[1];

			value[0].type = IGGY_DATATYPE_number;
			value[0].number = -1;

			IggyResult out = IggyPlayerCallMethodRS ( getMovie() , &result, IggyPlayerRootPath( getMovie() ), m_funcSetFocus , 1 , value );
		}

		handleGainFocus(m_bFocussedOnce);
		if(bHasFocus) m_bFocussedOnce = true;
	}
	else if(bHasFocus && stealsFocus())
	{
		updateTooltips();
	}
}

void UIScene::loseFocus()
{
	if(bHasFocus)
	{
		// 4J Stu - Don't do this
		/*
		IggyEvent event;
		IggyMakeEventFocusLost( &event );
		IggyEventResult result;
		IggyPlayerDispatchEventRS ( getMovie() , &event , &result );
		*/

		app.DebugPrintf("Sent lose focus event to scene\n");
		bHasFocus = false;
		handleLoseFocus();
	}
}

void UIScene::handleGainFocus(bool navBack)
{
#ifdef _DURANGO
	InputManager.SetEnabledGtcButtons( this->getDefaultGtcButtons() );
#endif
}

void UIScene::updateTooltips()
{
	ui.SetTooltips(m_iPad, -1);
}

void UIScene::sendInputToMovie(int key, bool repeat, bool pressed, bool released)
{
	if(!swf) return;

	int iggyKeyCode = convertGameActionToIggyKeycode(key);

	if(iggyKeyCode < 0)
	{
		app.DebugPrintf("UI WARNING: Ignoring input as game action does not translate to an Iggy keycode\n");
		return;
	}
	IggyEvent keyEvent;
	// 4J Stu - Keyloc is always standard as we don't care about shift/alt
	IggyMakeEventKey( &keyEvent, pressed?IGGY_KEYEVENT_Down:IGGY_KEYEVENT_Up, (IggyKeycode)iggyKeyCode, IGGY_KEYLOC_Standard );

	IggyEventResult result;
	IggyPlayerDispatchEventRS ( swf , &keyEvent , &result );
}

int UIScene::convertGameActionToIggyKeycode(int action)
{
	int keycode = -1;
	switch(action)
	{
#ifdef __ORBIS__
	case ACTION_MENU_TOUCHPAD_PRESS:
#endif
	case ACTION_MENU_A:
		keycode = IGGY_KEYCODE_ENTER;
		break;
	case ACTION_MENU_B:
		keycode = IGGY_KEYCODE_ESCAPE;
		break;
	case ACTION_MENU_X:
		keycode = IGGY_KEYCODE_F1;
		break;
	case ACTION_MENU_Y:
		keycode = IGGY_KEYCODE_F2;
		break;
	case ACTION_MENU_OK:
		keycode = IGGY_KEYCODE_ENTER;
		break;
	case ACTION_MENU_CANCEL:
		keycode = IGGY_KEYCODE_ESCAPE;
		break;
	case ACTION_MENU_UP:
		keycode = IGGY_KEYCODE_UP;
		break;
	case ACTION_MENU_DOWN:
		keycode = IGGY_KEYCODE_DOWN;
		break;
	case ACTION_MENU_RIGHT:
		keycode = IGGY_KEYCODE_RIGHT;
		break;
	case ACTION_MENU_LEFT:
		keycode = IGGY_KEYCODE_LEFT;
		break;
	case ACTION_MENU_PAGEUP:
		keycode = IGGY_KEYCODE_PAGE_UP;
		break;
	case ACTION_MENU_PAGEDOWN:
		keycode = IGGY_KEYCODE_PAGE_DOWN;
		break;
	case ACTION_MENU_RIGHT_SCROLL:
		keycode = IGGY_KEYCODE_F3;
		break;
	case ACTION_MENU_LEFT_SCROLL:
		keycode = IGGY_KEYCODE_F4;
		break;
	case ACTION_MENU_STICK_PRESS:
		break;
	case ACTION_MENU_OTHER_STICK_PRESS:
		break;
	case ACTION_MENU_OTHER_STICK_UP:
		keycode = IGGY_KEYCODE_F11;
		break;
	case ACTION_MENU_OTHER_STICK_DOWN:
		keycode = IGGY_KEYCODE_F12;
		break;
	case ACTION_MENU_OTHER_STICK_LEFT:
		break;
	case ACTION_MENU_OTHER_STICK_RIGHT:
		break;
	};

	return keycode;
}

bool UIScene::allowRepeat(int key)
{
	// 4J-PB - ignore repeats of action ABXY buttons 
	// fix for PS3 213 - [MAIN MENU] Holding down buttons will continue to activate every prompt. 
	switch(key)
	{
	case ACTION_MENU_OK:
	case ACTION_MENU_CANCEL:
	case ACTION_MENU_A:
	case ACTION_MENU_B:
	case ACTION_MENU_X:
	case ACTION_MENU_Y:
		return false;
	}
	return true;
}

void UIScene::externalCallback(IggyExternalFunctionCallUTF16 * call)
{
	if(std::char_traits<char16_t>::compare(call->function_name.string, u"handlePress", 12) == 0) {
		if(call->num_arguments != 2)
		{
			app.DebugPrintf("Callback for handlePress did not have the correct number of arguments\n");
#ifndef _CONTENT_PACKAGE
			__debugbreak();
#endif
			return;
		}
		if(call->arguments[0].type != IGGY_DATATYPE_number || call->arguments[1].type != IGGY_DATATYPE_number)
		{
			app.DebugPrintf("Arguments for handlePress were not of the correct type\n");
#ifndef _CONTENT_PACKAGE
			__debugbreak();
#endif
			return;
		}
		handlePress(call->arguments[0].number, call->arguments[1].number);
	}
	else if(std::char_traits<char16_t>::compare(call->function_name.string, u"handleFocusChange", 18) == 0)
	{
		if(call->num_arguments != 2)
		{
			app.DebugPrintf("Callback for handleFocusChange did not have the correct number of arguments\n");
#ifndef _CONTENT_PACKAGE
			__debugbreak();
#endif
			return;
		}
		if(call->arguments[0].type != IGGY_DATATYPE_number || call->arguments[1].type != IGGY_DATATYPE_number)
		{
			app.DebugPrintf("Arguments for handleFocusChange were not of the correct type\n");
#ifndef _CONTENT_PACKAGE
			__debugbreak();
#endif
			return;
		}
		_handleFocusChange(call->arguments[0].number, call->arguments[1].number);
	}
	else if(std::char_traits<char16_t>::compare(call->function_name.string, u"handleInitFocus", 16) == 0)
	{
		if(call->num_arguments != 2)
		{
			app.DebugPrintf("Callback for handleInitFocus did not have the correct number of arguments\n");
#ifndef _CONTENT_PACKAGE
			__debugbreak();
#endif
			return;
		}
		if(call->arguments[0].type != IGGY_DATATYPE_number || call->arguments[1].type != IGGY_DATATYPE_number)
		{
			app.DebugPrintf("Arguments for handleInitFocus were not of the correct type\n");
#ifndef _CONTENT_PACKAGE
			__debugbreak();
#endif
			return;
		}
		_handleInitFocus(call->arguments[0].number, call->arguments[1].number);
	}
	else if(std::char_traits<char16_t>::compare(call->function_name.string, u"handleCheckboxToggled", 22) == 0)
	{
		if(call->num_arguments != 2)
		{
			app.DebugPrintf("Callback for handleCheckboxToggled did not have the correct number of arguments\n");
#ifndef _CONTENT_PACKAGE
			__debugbreak();
#endif
			return;
		}
		if(call->arguments[0].type != IGGY_DATATYPE_number || call->arguments[1].type != IGGY_DATATYPE_boolean)
		{
			app.DebugPrintf("Arguments for handleCheckboxToggled were not of the correct type\n");
#ifndef _CONTENT_PACKAGE
			__debugbreak();
#endif
			return;
		}
		handleCheckboxToggled(call->arguments[0].number, call->arguments[1].boolval);
	}
	else if(std::char_traits<char16_t>::compare(call->function_name.string, u"handleSliderMove", 17) == 0)
	{
		if(call->num_arguments != 2)
		{
			app.DebugPrintf("Callback for handleSliderMove did not have the correct number of arguments\n");
#ifndef _CONTENT_PACKAGE
			__debugbreak();
#endif
			return;
		}
		if(call->arguments[0].type != IGGY_DATATYPE_number || call->arguments[1].type != IGGY_DATATYPE_number)
		{
			app.DebugPrintf("Arguments for handleSliderMove were not of the correct type\n");
#ifndef _CONTENT_PACKAGE
			__debugbreak();
#endif
			return;
		}
		handleSliderMove(call->arguments[0].number, call->arguments[1].number);
	}
	else if(std::char_traits<char16_t>::compare(call->function_name.string, u"handleAnimationEnd", 19) == 0)
	{
		if(call->num_arguments != 0)
		{
			app.DebugPrintf("Callback for handleAnimationEnd did not have the correct number of arguments\n");
#ifndef _CONTENT_PACKAGE
			__debugbreak();
#endif
			return;
		}
		handleAnimationEnd();
	}
	else if(std::char_traits<char16_t>::compare(call->function_name.string, u"handleSelectionChanged", 23) == 0)
	{
		if(call->num_arguments != 1)
		{
			app.DebugPrintf("Callback for handleSelectionChanged did not have the correct number of arguments\n");
#ifndef _CONTENT_PACKAGE
			__debugbreak();
#endif
			return;
		}
		if(call->arguments[0].type != IGGY_DATATYPE_number)
		{
			app.DebugPrintf("Arguments for handleSelectionChanged were not of the correct type\n");
#ifndef _CONTENT_PACKAGE
			__debugbreak();
#endif
			return;
		}
		handleSelectionChanged(call->arguments[0].number);
	}
	else if(std::char_traits<char16_t>::compare(call->function_name.string, u"handleRequestMoreData", 22) == 0)
	{
		if(call->num_arguments == 0)
		{
			handleRequestMoreData(0,false);
		}
		else
		{
			if(call->num_arguments != 2)
			{
				app.DebugPrintf("Callback for handleRequestMoreData did not have the correct number of arguments\n");
#ifndef _CONTENT_PACKAGE
				__debugbreak();
#endif
				return;
			}
			if(call->arguments[0].type != IGGY_DATATYPE_number || call->arguments[1].type != IGGY_DATATYPE_boolean)
			{
				app.DebugPrintf("Arguments for handleRequestMoreData were not of the correct type\n");
#ifndef _CONTENT_PACKAGE
				__debugbreak();
#endif
				return;
			}
			handleRequestMoreData(call->arguments[0].number, call->arguments[1].boolval);
		}
	}
	else if(std::char_traits<char16_t>::compare(call->function_name.string, u"handleTouchBoxRebuild", 22) == 0)
	{
		handleTouchBoxRebuild();
	}
	else
	{
		app.DebugPrintf("Unhandled callback: %s\n", call->function_name.string);
	}
}

void UIScene::registerSubstitutionTexture(const std::wstring &textureName, std::uint8_t *pbData, unsigned int dwLength, bool deleteData)
{
	m_registeredTextures[textureName] = deleteData;;
	ui.registerSubstitutionTexture(textureName, pbData, dwLength);
}

bool UIScene::hasRegisteredSubstitutionTexture(const std::wstring &textureName)
{
	AUTO_VAR(it, m_registeredTextures.find( textureName ) );

	return  it != m_registeredTextures.end();
}

void UIScene::_handleFocusChange(F64 controlId, F64 childId)
{
	m_iFocusControl = (int)controlId;
	m_iFocusChild = (int)childId;

	handleFocusChange(controlId, childId);
	ui.PlayUISFX(eSFX_Focus);
}

void UIScene::_handleInitFocus(F64 controlId, F64 childId)
{
	m_iFocusControl = (int)controlId;
	m_iFocusChild = (int)childId;

	//handleInitFocus(controlId, childId);
	handleFocusChange(controlId, childId);
}

bool UIScene::controlHasFocus(int iControlId)
{
	return m_iFocusControl == iControlId;
}

bool UIScene::controlHasFocus(UIControl_Base *control)
{
	return controlHasFocus( control->getId() );
}

int UIScene::getControlChildFocus()
{
	return m_iFocusChild;
}

int UIScene::getControlFocus()
{
	return m_iFocusControl;
}

void UIScene::setBackScene(UIScene *scene)
{
	m_backScene = scene;
}

UIScene *UIScene::getBackScene()
{
	return m_backScene;
}
#ifdef __PSVITA__
void UIScene::UpdateSceneControls()
{
	AUTO_VAR(itEnd, GetControls()->end());
	for (AUTO_VAR(it, GetControls()->begin()); it != itEnd; it++)
	{
		UIControl *control=(UIControl *)*it;
		control->UpdateControl();
	}
}
#endif

size_t UIScene::GetCallbackUniqueId()
{
	if( m_callbackUniqueId == 0)
	{
		m_callbackUniqueId = ui.RegisterForCallbackId(this);
	}
	return m_callbackUniqueId;
}

bool UIScene::isReadyToDelete()
{
	return true;
}

int UIScene::parseSlotId(const char16_t *s) {
	// must be nonnull, must start with 'slot_', first char after the underscore must be a digit
	if (!s ||
		(s[0] != u's' || s[1] != u'l' || s[2] != u'o' || s[3] != u't' ||
		s[4] != u'_') ||
		(s[5] < u'0' || s[5] > u'9')) {
		return -1;
	}

	int i = 5;
	int id = 0;

	// keep consuming digits until we reach a non-digit. each digit scales the existing id value
	// by 10 plus the actual digit value. (this is referred to as a 'number' by the way) 
	while (s[i] >= u'0' && s[i] <= u'9') {
		id = id * 10 + (s[i] - u'0');
		i++;
	}

	return id;
}