GameLoopResult GameLoopWaitForAnyKeyOrButtonFunc(void *data)
{
GameLoopWaitForAnyKeyOrButtonData *wData = data;
int cmds[MAX_LOCAL_PLAYERS];
memset(cmds, 0, sizeof cmds);
GetPlayerCmds(&gEventHandlers, &cmds);
for (int i = 0; i < MAX_LOCAL_PLAYERS; i++)
{
if (cmds[i] & (CMD_BUTTON1 | CMD_BUTTON2))
{
// Interpret anything other than CMD_BUTTON1 as cancel
return WaitResult(wData, cmds[i] & CMD_BUTTON1);
}
}
// Check menu commands
const int menuCmd = GetMenuCmd(&gEventHandlers);
if (menuCmd & (CMD_BUTTON1 | CMD_BUTTON2))
{
// Interpret anything other than CMD_BUTTON1 as cancel
return WaitResult(wData, menuCmd & CMD_BUTTON1);
}
// Check if anyone pressed escape
if (EventIsEscape(&gEventHandlers, cmds, menuCmd))
{
return WaitResult(wData, false);
}
return UPDATE_RESULT_OK;
}
void MenuLoop(MenuSystem *menu)
{
assert(menu->numExitTypes > 0);
for (;; SDL_Delay(10))
{
// Input
InputPoll(menu->joysticks, menu->keyboard);
// Update
if (menu->current->type == MENU_TYPE_KEYS &&
menu->current->u.normal.changeKeyMenu != NULL)
{
MenuProcessChangeKey(menu->current);
}
else
{
int cmd = GetMenuCmd();
menu->current = MenuProcessCmd(menu->current, cmd);
}
if (MenuHasExitType(menu, menu->current->type))
{
break;
}
// Draw
if (menu->bkg != NULL)
{
memcpy(
GetDstScreen(),
menu->bkg,
GraphicsGetMemSize(&gGraphicsDevice.cachedConfig));
}
ShowControls();
MenuDisplay(menu);
CopyToScreen();
}
}
void MenuLoop(MenuSystem *menu)
{
assert(menu->numExitTypes > 0);
for (;; SDL_Delay(10))
{
MusicSetPlaying(&gSoundDevice, SDL_GetAppState() & SDL_APPINPUTFOCUS);
// Input
InputPoll(menu->inputDevices, SDL_GetTicks());
// Update
if (menu->current->type == MENU_TYPE_KEYS &&
menu->current->u.normal.changeKeyMenu != NULL)
{
MenuProcessChangeKey(menu->current);
}
else
{
int cmd = GetMenuCmd(gPlayerDatas);
MenuProcessCmd(menu, cmd);
}
if (MenuIsExit(menu))
{
break;
}
// Draw
GraphicsBlitBkg(menu->graphics);
ShowControls();
MenuDisplay(menu);
BlitFlip(menu->graphics, &gConfig.Graphics);
}
}
int MainMenu(void *bkg)
{
int cmd, prev = 0;
int mode;
PaletteAdjust();
mode = MODE_MAIN;
while (mode != MODE_QUIT && mode != MODE_PLAY) {
memcpy(GetDstScreen(), bkg, SCREEN_MEMSIZE);
ShowControls();
if (mode == MODE_MAIN)
ShowCredits();
GetMenuCmd(&cmd);
if (cmd == prev)
cmd = 0;
else
prev = cmd;
mode = MakeSelection(mode, cmd);
CopyToScreen();
SDL_Delay(10);
}
WaitForRelease();
return mode == MODE_PLAY;
}
int NumPlayersSelection(
int *numPlayers, campaign_mode_e mode,
GraphicsDevice *graphics, InputDevices *input)
{
MenuSystem ms;
int i;
int res = 0;
MenuSystemInit(
&ms, input, graphics,
Vec2iZero(),
Vec2iNew(
graphics->cachedConfig.ResolutionWidth,
graphics->cachedConfig.ResolutionHeight));
ms.root = ms.current = MenuCreateNormal(
"",
"Select number of players",
MENU_TYPE_NORMAL,
0);
for (i = 0; i < MAX_PLAYERS; i++)
{
if (mode == CAMPAIGN_MODE_DOGFIGHT && i == 0)
{
// At least two players for dogfights
continue;
}
char buf[2];
sprintf(buf, "%d", i + 1);
MenuAddSubmenu(ms.current, MenuCreateReturn(buf, i + 1));
}
MenuAddExitType(&ms, MENU_TYPE_RETURN);
for (;;)
{
int cmd;
InputPoll(&gInputDevices, SDL_GetTicks());
if (KeyIsPressed(&gInputDevices.keyboard, SDLK_ESCAPE))
{
res = 0;
break; // hack to allow exit
}
cmd = GetMenuCmd(gPlayerDatas);
MenuProcessCmd(&ms, cmd);
if (MenuIsExit(&ms))
{
*numPlayers = ms.current->u.returnCode;
res = 1;
break;
}
GraphicsBlitBkg(graphics);
MenuDisplay(&ms);
BlitFlip(graphics, &gConfig.Graphics);
SDL_Delay(10);
}
MenuSystemTerminate(&ms);
return res;
}
static GameLoopResult PlayerEquipUpdate(void *data)
{
PlayerEquipData *pData = data;
// Check if anyone pressed escape
int cmds[MAX_LOCAL_PLAYERS];
memset(cmds, 0, sizeof cmds);
GetPlayerCmds(&gEventHandlers, &cmds);
if (EventIsEscape(&gEventHandlers, cmds, GetMenuCmd(&gEventHandlers)))
{
pData->IsOK = false;
return UPDATE_RESULT_EXIT;
}
// Update menus
int idx = 0;
for (int i = 0; i < (int)gPlayerDatas.size; i++, idx++)
{
const PlayerData *p = CArrayGet(&gPlayerDatas, i);
if (!p->IsLocal)
{
idx--;
continue;
}
if (!MenuIsExit(&pData->menus[idx].ms))
{
MenuProcessCmd(&pData->menus[idx].ms, cmds[idx]);
}
else if (p->weaponCount == 0)
{
// Check exit condition; must have selected at least one weapon
// Otherwise reset the current menu
pData->menus[idx].ms.current = pData->menus[idx].ms.root;
}
}
bool isDone = true;
for (int i = 0; i < GetNumPlayers(false, false, true); i++)
{
if (strcmp(pData->menus[i].ms.current->name, "(End)") != 0)
{
isDone = false;
}
}
if (isDone)
{
pData->IsOK = true;
return UPDATE_RESULT_EXIT;
}
return UPDATE_RESULT_DRAW;
}
static GameLoopResult MenuUpdate(void *data)
{
MenuSystem *ms = data;
if (ms->current->type == MENU_TYPE_KEYS &&
ms->current->u.normal.changeKeyMenu != NULL)
{
MenuProcessChangeKey(ms->current);
}
else
{
const int cmd = GetMenuCmd(ms->handlers);
if (cmd)
{
MenuProcessCmd(ms, cmd);
}
}
// Check if anyone pressed escape, or we need a hard exit
int cmds[MAX_LOCAL_PLAYERS];
memset(cmds, 0, sizeof cmds);
GetPlayerCmds(&gEventHandlers, &cmds);
const bool aborted =
ms->allowAborts &&
EventIsEscape(&gEventHandlers, cmds, GetMenuCmd(&gEventHandlers));
if (aborted || ms->handlers->HasQuit)
{
ms->hasAbort = true;
return UPDATE_RESULT_EXIT;
}
if (MenuIsExit(ms))
{
return UPDATE_RESULT_EXIT;
}
if (ms->current->customPostUpdateFunc)
{
ms->current->customPostUpdateFunc(
ms->current, ms->current->customPostUpdateData);
}
return UPDATE_RESULT_DRAW;
}
static GameLoopResult MissionBriefingUpdate(void *data)
{
MissionBriefingData *mData = data;
// Check for player input; if any then skip to the end of the briefing
int cmds[MAX_LOCAL_PLAYERS];
memset(cmds, 0, sizeof cmds);
GetPlayerCmds(&gEventHandlers, &cmds);
for (int i = 0; i < MAX_LOCAL_PLAYERS; i++)
{
if (AnyButton(cmds[i]))
{
// If the typewriter is still going, skip to end
if (mData->TypewriterCount <= (int)strlen(mData->Description))
{
strcpy(mData->TypewriterBuf, mData->Description);
mData->TypewriterCount = strlen(mData->Description);
return UPDATE_RESULT_DRAW;
}
// Otherwise, exit out of loop
return UPDATE_RESULT_EXIT;
}
}
// Check if anyone pressed escape
if (EventIsEscape(&gEventHandlers, cmds, GetMenuCmd(&gEventHandlers)))
{
mData->IsOK = false;
return UPDATE_RESULT_EXIT;
}
// Update the typewriter effect
if (mData->TypewriterCount <= (int)strlen(mData->Description))
{
mData->TypewriterBuf[mData->TypewriterCount] =
mData->Description[mData->TypewriterCount];
mData->TypewriterCount++;
return UPDATE_RESULT_DRAW;
}
return UPDATE_RESULT_OK;
}
static GameLoopResult PlayerSelectionUpdate(void *data)
{
PlayerSelectionData *pData = data;
// Check if anyone pressed escape
int cmds[MAX_LOCAL_PLAYERS];
memset(cmds, 0, sizeof cmds);
GetPlayerCmds(&gEventHandlers, &cmds);
if (EventIsEscape(&gEventHandlers, cmds, GetMenuCmd(&gEventHandlers)))
{
pData->IsOK = false;
return UPDATE_RESULT_EXIT;
}
// Menu input
int idx = 0;
for (int i = 0; i < (int)gPlayerDatas.size; i++, idx++)
{
const PlayerData *p = CArrayGet(&gPlayerDatas, i);
if (!p->IsLocal)
{
idx--;
continue;
}
if (p->inputDevice != INPUT_DEVICE_UNSET &&
!MenuIsExit(&pData->menus[idx].ms) && cmds[idx])
{
MenuProcessCmd(&pData->menus[idx].ms, cmds[idx]);
}
}
// Conditions for exit: at least one player has selected "Done",
// and no other players, if any, are still selecting their player
// The "players" with no input device are turned into AIs
bool hasAtLeastOneInput = false;
bool isDone = true;
idx = 0;
for (int i = 0; i < (int)gPlayerDatas.size; i++, idx++)
{
const PlayerData *p = CArrayGet(&gPlayerDatas, i);
if (!p->IsLocal)
{
idx--;
continue;
}
if (p->inputDevice != INPUT_DEVICE_UNSET)
{
hasAtLeastOneInput = true;
if (strcmp(pData->menus[idx].ms.current->name, "Done") != 0)
{
isDone = false;
}
}
}
if (isDone && hasAtLeastOneInput)
{
return UPDATE_RESULT_EXIT;
}
AssignPlayerInputDevices(&gEventHandlers);
return UPDATE_RESULT_DRAW;
}