325 lines
7.7 KiB
C++
325 lines
7.7 KiB
C++
#include "stdafx.h"
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/**
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* @file TetrisTimers.cpp
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* @brief 实现游戏下落、视觉特效、致谢动画和 Rogue 限时状态的定时推进。
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*/
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#include "TetrisAppInternal.h"
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static MMRESULT creditTimerHandle = 0;
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/**
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* @brief 多媒体定时器回调，用于高频率请求致谢页动画刷新。
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* @param userData 创建定时器时传入的窗口句柄。
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*/
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static void CALLBACK CreditTimerCallback(UINT, UINT, DWORD_PTR userData, DWORD_PTR, DWORD_PTR)
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{
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HWND hWnd = reinterpret_cast<HWND>(userData);
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if (hWnd != nullptr)
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{
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PostMessage(hWnd, WM_CREDIT_TICK, 0, 0);
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}
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}
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/**
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* @brief 重置主下落定时器。
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* @param hWnd 当前窗口句柄。
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*/
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void ResetGameTimer(HWND hWnd)
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{
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KillTimer(hWnd, GAME_TIMER_ID);
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SetTimer(hWnd, GAME_TIMER_ID, currentFallInterval > 0 ? currentFallInterval : GAME_TIMER_INTERVAL, nullptr);
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}
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/**
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* @brief 启动游戏、特效和致谢页动画定时器。
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* @param hWnd 当前窗口句柄。
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*/
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void StartAppTimers(HWND hWnd)
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{
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ResetGameTimer(hWnd);
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SetTimer(hWnd, EFFECT_TIMER_ID, EFFECT_TIMER_INTERVAL, nullptr);
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creditTimerHandle = timeSetEvent(
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CREDIT_TIMER_INTERVAL,
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1,
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CreditTimerCallback,
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reinterpret_cast<DWORD_PTR>(hWnd),
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TIME_PERIODIC | TIME_CALLBACK_FUNCTION);
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if (creditTimerHandle == 0)
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{
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// 多媒体定时器不可用时退回普通窗口定时器，保证致谢页仍可动画。
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SetTimer(hWnd, CREDIT_TIMER_ID, CREDIT_TIMER_INTERVAL, nullptr);
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}
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}
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/**
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* @brief 停止游戏、特效和致谢页动画定时器。
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* @param hWnd 当前窗口句柄。
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*/
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void StopAppTimers(HWND hWnd)
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{
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KillTimer(hWnd, GAME_TIMER_ID);
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KillTimer(hWnd, EFFECT_TIMER_ID);
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if (creditTimerHandle != 0)
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{
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timeKillEvent(creditTimerHandle);
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creditTimerHandle = 0;
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}
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else
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{
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KillTimer(hWnd, CREDIT_TIMER_ID);
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}
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}
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/**
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* @brief 处理致谢页高频动画刷新消息。
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* @param hWnd 当前窗口句柄。
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*/
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void HandleCreditTick(HWND hWnd)
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{
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if (currentScreen == SCREEN_RULES && helpState.currentPage == 4 && TickCreditAnimation())
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{
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InvalidateRect(hWnd, nullptr, FALSE);
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}
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}
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/**
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* @brief 推进 Rogue 限时状态并按需要重置下落定时器。
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* @param hWnd 当前窗口句柄。
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* @return 任意状态变化需要刷新界面时返回 true。
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*/
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static bool TickRogueTimedStates(HWND hWnd)
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{
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bool shouldRefresh = false;
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if (currentMode == MODE_ROGUE && !IsRogueSkillDemoMode() && rogueStats.feverTicks > 0)
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{
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rogueStats.feverTicks--;
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currentFallInterval = GetRogueFallInterval();
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ResetGameTimer(hWnd);
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shouldRefresh = true;
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}
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if (currentMode == MODE_ROGUE &&
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!IsRogueSkillDemoMode() &&
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rogueStats.timeDilationTicks > 0 &&
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currentScreen == SCREEN_PLAYING &&
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!suspendFlag &&
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!gameOverFlag)
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{
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rogueStats.timeDilationTicks--;
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currentFallInterval = GetRogueFallInterval();
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ResetGameTimer(hWnd);
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shouldRefresh = true;
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}
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if (currentMode == MODE_ROGUE && !IsRogueSkillDemoMode() && rogueStats.extremeSlowTicks > 0)
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{
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rogueStats.extremeSlowTicks--;
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currentFallInterval = GetRogueFallInterval();
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ResetGameTimer(hWnd);
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shouldRefresh = true;
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}
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if (currentMode == MODE_ROGUE && !IsRogueSkillDemoMode() && rogueStats.holdSlowTicks > 0)
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{
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rogueStats.holdSlowTicks--;
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currentFallInterval = GetRogueFallInterval();
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ResetGameTimer(hWnd);
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shouldRefresh = true;
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}
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return shouldRefresh;
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}
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/**
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* @brief 检查极限玩家的危险等级计时。
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* @param hWnd 当前窗口句柄。
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* @return 危险等级变化时返回 true。
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*/
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static bool TickExtremeDanger(HWND hWnd)
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{
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if (currentMode != MODE_ROGUE ||
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IsRogueSkillDemoMode() ||
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rogueStats.extremePlayerLevel <= 0 ||
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currentScreen != SCREEN_PLAYING ||
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suspendFlag ||
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gameOverFlag)
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{
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return false;
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}
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if (rogueStats.extremeDangerTicks > 0)
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{
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rogueStats.extremeDangerTicks--;
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return false;
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}
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rogueStats.extremeDangerTicks = 30;
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if (rogueStats.extremeDangerLevel < 5)
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{
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rogueStats.extremeDangerLevel++;
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}
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currentFallInterval = GetRogueFallInterval();
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ResetGameTimer(hWnd);
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SetFeedbackMessage(
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_T("极限压力升高"),
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_T("30 秒内没有完成四消，危险等级提升，下落速度进一步加快。"),
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10);
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return true;
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}
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/**
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* @brief 检查高堆叠触发的时间缓流。
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* @param hWnd 当前窗口句柄。
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* @return 成功触发时间缓流时返回 true。
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*/
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static bool TryStartTimeDilation(HWND hWnd)
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{
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if (currentMode != MODE_ROGUE ||
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IsRogueSkillDemoMode() ||
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rogueStats.timeDilationLevel <= 0 ||
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rogueStats.timeDilationTicks > 0)
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{
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return false;
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}
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int occupiedHeight = 0;
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int playableHeight = GetRoguePlayableHeight();
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for (int y = 0; y < playableHeight; y++)
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{
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bool hasCell = false;
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for (int x = 0; x < nGameWidth; x++)
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{
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if (workRegion[y][x] != 0)
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{
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hasCell = true;
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break;
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}
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}
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if (hasCell)
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{
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occupiedHeight = playableHeight - y;
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break;
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}
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}
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if (occupiedHeight <= 15)
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{
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return false;
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}
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rogueStats.timeDilationTicks = 8;
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currentFallInterval = GetRogueFallInterval();
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ResetGameTimer(hWnd);
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SetFeedbackMessage(
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_T("时间缓流"),
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_T("堆叠高度超过 15 行，接下来 8 秒下落速度降低 30%。"),
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10);
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return true;
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}
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/**
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* @brief 推进一次自动下落逻辑。
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* @param hWnd 当前窗口句柄。
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* @return 游戏状态推进后需要刷新界面返回 true。
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*/
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static bool TickGameFall(HWND hWnd)
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{
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if (currentScreen != SCREEN_PLAYING || suspendFlag || gameOverFlag)
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{
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return false;
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}
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if (currentMode == MODE_ROGUE && !IsRogueSkillDemoMode())
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{
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int previousFallInterval = currentFallInterval;
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AdvanceRogueDifficulty(currentFallInterval > 0 ? currentFallInterval : GAME_TIMER_INTERVAL);
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if (currentFallInterval != previousFallInterval)
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{
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ResetGameTimer(hWnd);
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}
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}
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TryStartTimeDilation(hWnd);
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if (CanMoveDown())
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{
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MoveDown();
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}
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else
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{
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Fixing();
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if (!gameOverFlag)
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{
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DeleteLines();
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CheckRogueLevelProgress();
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}
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}
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if (!gameOverFlag)
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{
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ComputeTarget();
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}
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return true;
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}
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/**
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* @brief 处理窗口定时器消息。
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* @param hWnd 当前窗口句柄。
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* @param timerId 触发的定时器编号。
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*/
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void HandleTimerMessage(HWND hWnd, WPARAM timerId)
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{
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if (timerId == EFFECT_TIMER_ID)
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{
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if (TickVisualEffects())
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{
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InvalidateRect(hWnd, nullptr, FALSE);
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}
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return;
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}
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if (timerId == CREDIT_TIMER_ID && creditTimerHandle == 0)
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{
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HandleCreditTick(hWnd);
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return;
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}
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if (timerId != GAME_TIMER_ID)
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{
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return;
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}
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bool shouldRefresh = false;
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if (feedbackState.visibleTicks > 0)
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{
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feedbackState.visibleTicks--;
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shouldRefresh = true;
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}
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if (IsRogueSkillDemoMode() && TickRogueSkillDemo())
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{
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shouldRefresh = true;
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}
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if (TickRogueTimedStates(hWnd))
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{
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shouldRefresh = true;
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}
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if (TickExtremeDanger(hWnd))
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{
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shouldRefresh = true;
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}
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if (TickGameFall(hWnd))
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{
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shouldRefresh = true;
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}
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if (shouldRefresh)
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{
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InvalidateRect(hWnd, nullptr, FALSE);
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}
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}
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