TombEngine/TR5Main/Game/gameflow.cpp

#include "gameflow.h"
#include "draw.h"
#include "savegame.h"

#include "..\Specific\input.h"
#include "..\Global\global.h"

#include <string>

using namespace std;

SavegameInfo g_SavegameInfos[MAX_SAVEGAMES];
vector<string> g_NewStrings;

extern GameScript* g_Script;

__int32 __cdecl DoPauseMenu()
{
	// Dump the screen
	g_Renderer->DumpGameScene();

	__int32 choice = 0;
	g_Renderer->DrawPauseMenu(choice, false);

	while (true)
	{
		g_Renderer->DrawPauseMenu(choice, false);

		SetDebounce = 1;
		S_UpdateInput();
		SetDebounce = 0;

		// Process input
		if (DbInput & 1 && choice > 0)
		{
			choice--;
			continue;
		}
		else if (DbInput & 2 && choice < 2)
		{
			choice++;
			continue;
		}
		else if (DbInput & 0x200000)
		{
			break;
		}
		else if (DbInput & 0x100000)
		{
			if (choice == 0)
				DoStatisticsMenu();
		}
	}

	return 0;
}

__int32 __cdecl DoStatisticsMenu()
{
	g_Renderer->DrawStatisticsMenu();

	while (true)
	{
		g_Renderer->DrawStatisticsMenu();

		SetDebounce = 1;
		S_UpdateInput();
		SetDebounce = 0;

		// Process input
		if (DbInput & 0x200000)
		{
			return 0;
		}
	}

	return 0;
}

__int32 __cdecl DoSettingsMenu()
{
	return 0;
}

__int32 __cdecl DoLoadGameMenu()
{
	__int32 choice = 0;
	g_Renderer->DrawLoadGameMenu(choice, false);

	while (true)
	{
		SetDebounce = 1;
		S_UpdateInput();
		SetDebounce = 0;

		// Process input
		if (DbInput & 1 && choice > 0)
		{
			choice--;
			continue;
		}
		else if (DbInput & 2 && choice < MAX_SAVEGAMES - 1)
		{
			choice++;
			continue;
		}
		else if (DbInput & 0x200000)
		{
			break;
		}
		else if (DbInput & 0x100000)
		{
			//if (choice == 0)
			//	DoStatisticsMenu();
		}

		g_Renderer->DrawLoadGameMenu(choice, false);
		g_Renderer->SyncRenderer();
	}

	return 0;
}

__int32 __cdecl DoSaveGameMenu()
{
	return 0;
}

__int32 __cdecl LoadSavegameInfos()
{
	char fileName[255];

	// clean the array
	for (__int32 i = 0; i < MAX_SAVEGAMES; i++)
	{
		g_SavegameInfos[i].present = false;
	}

	// try to load the savegame
	for (__int32 i = 0; i < MAX_SAVEGAMES; i++)
	{
		ZeroMemory(fileName, 255);
		sprintf(fileName, "savegame.%d", i);

		FILE* savegamePtr = fopen(fileName, "rb");
		if (savegamePtr == NULL)
			continue;

		g_SavegameInfos[i].present = true;
		strcpy_s(g_SavegameInfos[i].fileName, 255, fileName);

		fread(&g_SavegameInfos[i].levelName, 1, 75, savegamePtr);
		fread(&g_SavegameInfos[i].saveNumber, 4, 1, savegamePtr);
		fread(&g_SavegameInfos[i].days, 2, 1, savegamePtr);
		fread(&g_SavegameInfos[i].hours, 2, 1, savegamePtr);
		fread(&g_SavegameInfos[i].minutes, 2, 1, savegamePtr);
		fread(&g_SavegameInfos[i].seconds, 2, 1, savegamePtr);

		fclose(savegamePtr);
	}

	return 0;
}

__int32 __cdecl LoadNewStrings()
{
	FILE* filePtr = fopen("english.txt", "r");
	if (filePtr == NULL) return false;

	char buffer[1000];
	ZeroMemory(buffer, 1000);

	__int32 stringLength = 0;
	char c = getc(filePtr);

	while (c != EOF)
	{
		if (c == '\r')
		{
			c = getc(filePtr);
			continue;
		}

		if (c == '\n')
		{
			buffer[stringLength] = 0;
			g_NewStrings.push_back(string(buffer));
			ZeroMemory(buffer, 1000);
			c = getc(filePtr);
			stringLength = 0;
			continue;
		}

		buffer[stringLength] = c;
		c = getc(filePtr);
		stringLength++;
	}

	fclose(filePtr);

	return true;
}

__int32 __cdecl DoPassportLoadGameMenu()
{
	__int32 choice = 0;
	g_Renderer->DrawLoadGameMenu(choice, false);

	while (true)
	{
		SetDebounce = 1;
		S_UpdateInput();
		SetDebounce = 0;

		// Process input
		if (DbInput & 1 && choice > 0)
		{
			choice--;
			continue;
		}
		else if (DbInput & 2 && choice < MAX_SAVEGAMES - 1)
		{
			choice++;
			continue;
		}
		else if (DbInput & 4 || DbInput & 8)
		{
			break;
		}
		else if (DbInput & 0x100000)
		{
			//if (choice == 0)
			//	DoStatisticsMenu();
		}

		g_Renderer->DrawLoadGameMenu(choice, false);
		g_Renderer->SyncRenderer();
	}

	return 0;
}

bool __cdecl DoNewGameflow()
{
	// We start with the title level
	CurrentLevel = 0;
	g_Script->SelectedLevelForNewGame = 0;

	// We loop indefinitely, looking for return values of DoTitle or DoLevel
	bool loadFromSavegame = false;
	while (true)
	{
		// First we need to fill some legacy variables in PCTomb5.exe
		GameScriptLevel* level = g_Script->GetLevel(CurrentLevel);

		CurrentAtmosphere = level->Soundtrack;

		if (level->Horizon)
		{
			SkyColor1.r = level->Layer1.R;
			SkyColor1.g = level->Layer1.G;
			SkyColor1.b = level->Layer1.B;
			SkyVelocity1 = level->Layer1.CloudSpeed;

			SkyColor2.r = level->Layer2.R;
			SkyColor2.g = level->Layer2.G;
			SkyColor2.b = level->Layer2.B;
			SkyVelocity2 = level->Layer2.CloudSpeed;
		}

		if (level->Storm)
		{
			SkyStormColor[0] = level->Layer1.R;
			SkyStormColor[1] = level->Layer1.G;
			SkyStormColor[2] = level->Layer1.B;
		}

		GAME_STATUS status;

		if (CurrentLevel == 0)
		{
			status = DoTitle(0);
		}
		else
		{
			status = DoLevel(CurrentLevel, CurrentAtmosphere, loadFromSavegame);
			loadFromSavegame = false;
		}

		switch (status)
		{
		case GAME_STATUS::GAME_STATUS_EXIT_GAME:
			return true;
		case GAME_STATUS::GAME_STATUS_EXIT_TO_TITLE:
			CurrentLevel = 0;
			break;
		case GAME_STATUS::GAME_STATUS_NEW_GAME:
			CurrentLevel = (g_Script->SelectedLevelForNewGame != 0 ? g_Script->SelectedLevelForNewGame : 1);
			g_Script->SelectedLevelForNewGame = 0;
			gfInitialiseGame = true;
			break;
		case GAME_STATUS::GAME_STATUS_LOAD_GAME:
			CurrentLevel = Savegame.LevelNumber;
			loadFromSavegame = true;
			break;
		case GAME_STATUS::GAME_STATUS_LEVEL_COMPLETED:
			if (CurrentLevel == g_Script->GetNumLevels())
			{
				// TODO: final credits
			}
			else
				CurrentLevel++;
			break;
		}
	}

	return true;
}