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71 lines
1.2 KiB
71 lines
1.2 KiB
/** |
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* @file tmsg.cpp |
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* |
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* Implementation of functionality transmitting chat messages. |
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*/ |
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#include <cstdint> |
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#include <list> |
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#ifdef USE_SDL3 |
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#include <SDL3/SDL_timer.h> |
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#else |
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#include <SDL.h> |
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#endif |
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#include "diablo.h" |
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#include "tmsg.h" |
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namespace devilution { |
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namespace { |
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struct TMsg { |
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uint32_t time; |
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std::unique_ptr<std::byte[]> body; |
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uint8_t len; |
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TMsg(uint32_t time, const std::byte *data, uint8_t len) |
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: time(time) |
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, body(new std::byte[len]) |
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, len(len) |
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{ |
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memcpy(body.get(), data, len); |
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} |
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}; |
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std::list<TMsg> TimedMsgList; |
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} // namespace |
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uint8_t tmsg_get(std::unique_ptr<std::byte[]> *msg) |
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{ |
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if (TimedMsgList.empty()) |
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return 0; |
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TMsg &head = TimedMsgList.front(); |
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if ((int)(head.time - SDL_GetTicks()) >= 0) |
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return 0; |
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const uint8_t len = head.len; |
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*msg = std::move(head.body); |
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TimedMsgList.pop_front(); |
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return len; |
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} |
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void tmsg_add(const std::byte *msg, uint8_t len) |
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{ |
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const uint32_t time = SDL_GetTicks() + gnTickDelay * 10; |
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TimedMsgList.emplace_back(time, msg, len); |
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} |
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void tmsg_start() |
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{ |
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assert(TimedMsgList.empty()); |
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} |
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void tmsg_cleanup() |
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{ |
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TimedMsgList.clear(); |
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} |
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} // namespace devilution
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