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[MIRROR] moves runechat to a subsystem (#10167)
Co-authored-by: Kashargul <144968721+Kashargul@users.noreply.github.com>
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@@ -1,6 +1,7 @@
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#define CHAT_MESSAGE_SPAWN_TIME 0.2 SECONDS
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#define CHAT_MESSAGE_LIFESPAN 5 SECONDS
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#define CHAT_MESSAGE_EOL_FADE 0.7 SECONDS
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#define CHAT_MESSAGE_GRACE_PERIOD 0.2 SECONDS
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#define CHAT_MESSAGE_EXP_DECAY 0.8 // Messages decay at pow(factor, idx in stack)
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#define CHAT_MESSAGE_HEIGHT_DECAY 0.7 // Increase message decay based on the height of the message
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#define CHAT_MESSAGE_APPROX_LHEIGHT 11 // Approximate height in pixels of an 'average' line, used for height decay
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@@ -50,6 +51,12 @@ var/list/runechat_image_cache = list()
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var/approx_lines
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/// If we are currently processing animation and cleanup at EOL
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var/ending_life
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/// When we started animating the message
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var/animate_start = 0
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/// Our animation lifespan, how long this message will last
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var/animate_lifespan = 0
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/// Callback to finish_image_generation passed to SSrunechat
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var/datum/callback/finish_callback
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/**
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@@ -70,7 +77,7 @@ var/list/runechat_image_cache = list()
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stack_trace("/datum/chatmessage created with [isnull(owner) ? "null" : "invalid"] mob owner")
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qdel(src)
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return
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generate_image(text, target, owner, extra_classes, lifespan)
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INVOKE_ASYNC(src, PROC_REF(generate_image), text, target, owner, extra_classes, lifespan)
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/datum/chatmessage/Destroy()
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if(istype(owned_by, /client)) // hopefully the PARENT_QDELETING on client should beat this if it's a disconnect
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@@ -78,6 +85,11 @@ var/list/runechat_image_cache = list()
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if(owned_by.seen_messages)
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LAZYREMOVEASSOC(owned_by.seen_messages, message_loc, src)
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owned_by.images.Remove(message)
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if (finish_callback)
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SSrunechat.message_queue -= finish_callback
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finish_callback = null
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owned_by = null
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message_loc = null
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message = null
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@@ -94,7 +106,6 @@ var/list/runechat_image_cache = list()
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* * lifespan - The lifespan of the message in deciseconds
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*/
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/datum/chatmessage/proc/generate_image(text, atom/target, mob/owner, list/extra_classes, lifespan)
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set waitfor = FALSE
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if(!target || !owner)
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qdel(src)
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@@ -106,7 +117,6 @@ var/list/runechat_image_cache = list()
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var/extra_length = owned_by.prefs?.read_preference(/datum/preference/toggle/runechat_long_messages)
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var/maxlen = extra_length ? CHAT_MESSAGE_EXT_LENGTH : CHAT_MESSAGE_LENGTH
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var/msgwidth = extra_length ? CHAT_MESSAGE_EXT_WIDTH : CHAT_MESSAGE_WIDTH
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// Clip message
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if(length_char(text) > maxlen)
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@@ -170,8 +180,22 @@ var/list/runechat_image_cache = list()
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// Approximate text height
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var/complete_text = "<span class='center maptext [extra_classes != null ? extra_classes.Join(" ") : ""]' style='color: [tgt_color];'>[text]</span>"
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var/msgwidth = extra_length ? CHAT_MESSAGE_EXT_WIDTH : CHAT_MESSAGE_WIDTH
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var/mheight = WXH_TO_HEIGHT(owned_by.MeasureText(complete_text, null, msgwidth))
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if(!VERB_SHOULD_YIELD)
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return finish_image_generation(msgwidth, mheight, target, owner, complete_text, lifespan)
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finish_callback = CALLBACK(src, PROC_REF(finish_image_generation), msgwidth, mheight, target, owner, complete_text, lifespan)
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SSrunechat.message_queue += finish_callback
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/datum/chatmessage/proc/finish_image_generation(msgwidth, mheight, atom/target, mob/owner, complete_text, lifespan)
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finish_callback = null
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var/rough_time = REALTIMEOFDAY
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approx_lines = max(1, mheight / CHAT_MESSAGE_APPROX_LHEIGHT)
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var/starting_height = target.maptext_height + owner.get_oversized_icon_offsets()["y"]
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// Translate any existing messages upwards, apply exponential decay factors to timers
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message_loc = target.runechat_holder(src)
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@@ -180,15 +204,45 @@ var/list/runechat_image_cache = list()
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var/idx = 1
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var/combined_height = approx_lines
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for(var/datum/chatmessage/m as anything in owned_by.seen_messages[message_loc])
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animate(m.message, pixel_y = m.message.pixel_y + mheight, time = CHAT_MESSAGE_SPAWN_TIME)
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combined_height += m.approx_lines
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if(!m.ending_life) // Don't bother!
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var/sched_remaining = m.scheduled_destruction - world.time
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if(sched_remaining > CHAT_MESSAGE_SPAWN_TIME)
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var/remaining_time = (sched_remaining) * (CHAT_MESSAGE_EXP_DECAY ** idx++) * (CHAT_MESSAGE_HEIGHT_DECAY ** combined_height)
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m.scheduled_destruction = world.time + remaining_time
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m.schedule_end_of_life(remaining_time)
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var/time_spent = rough_time - m.animate_start
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var/time_before_fade = m.animate_lifespan - CHAT_MESSAGE_EOL_FADE
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// When choosing to update the remaining time we have to be careful not to update the
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// scheduled time once the EOL has been executed.
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if (time_spent >= time_before_fade)
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if(m.message.pixel_y < starting_height)
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var/max_height = m.message.pixel_y + m.approx_lines * CHAT_MESSAGE_APPROX_LHEIGHT - starting_height
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if(max_height > 0)
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animate(m.message, pixel_y = m.message.pixel_y + max_height, time = CHAT_MESSAGE_SPAWN_TIME, flags = ANIMATION_PARALLEL)
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else if(mheight + starting_height >= m.message.pixel_y)
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animate(m.message, pixel_y = m.message.pixel_y + mheight, time = CHAT_MESSAGE_SPAWN_TIME, flags = ANIMATION_PARALLEL)
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continue
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var/remaining_time = time_before_fade * (CHAT_MESSAGE_EXP_DECAY ** idx++) * (CHAT_MESSAGE_HEIGHT_DECAY ** combined_height)
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// Ensure we don't accidentially spike alpha up or something silly like that
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m.message.alpha = m.get_current_alpha(time_spent)
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if(remaining_time > 0)
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if(time_spent < CHAT_MESSAGE_SPAWN_TIME)
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// We haven't even had the time to fade in yet!
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animate(m.message, alpha = 255, CHAT_MESSAGE_SPAWN_TIME - time_spent)
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// Stay faded in for a while, then
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animate(m.message, alpha = 255, remaining_time/*, flags=ANIMATION_CONTINUE*/) // No blinking
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// Fade out
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animate(alpha = 0, time = CHAT_MESSAGE_EOL_FADE)
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m.animate_lifespan = remaining_time + CHAT_MESSAGE_EOL_FADE
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else
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// Your time has come my son
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animate(alpha = 0, time = CHAT_MESSAGE_EOL_FADE)
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// We run this after the alpha animate, because we don't want to interrup it, but also don't want to block it by running first
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// Sooo instead we do this. bit messy but it fuckin works
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if(m.message.pixel_y < starting_height)
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var/max_height = m.message.pixel_y + m.approx_lines * CHAT_MESSAGE_APPROX_LHEIGHT - starting_height
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if(max_height > 0)
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animate(m.message, pixel_y = m.message.pixel_y + max_height, time = CHAT_MESSAGE_SPAWN_TIME, flags = ANIMATION_PARALLEL)
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else if(mheight + starting_height >= m.message.pixel_y)
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animate(m.message, pixel_y = m.message.pixel_y + mheight, time = CHAT_MESSAGE_SPAWN_TIME, flags = ANIMATION_PARALLEL)
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// Build message image
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message = image(loc = message_loc, layer = ABOVE_MOB_LAYER)
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@@ -197,10 +251,14 @@ var/list/runechat_image_cache = list()
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message.alpha = 0
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message.maptext_width = msgwidth
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message.maptext_height = mheight
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message.maptext_x = message_loc.runechat_x_offset(msgwidth, mheight)
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message.maptext_y = message_loc.runechat_y_offset(msgwidth, mheight)
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message.pixel_x = message_loc.runechat_x_offset(msgwidth, mheight)
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message.pixel_y = starting_height
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message.maptext = complete_text
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animate_start = rough_time
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animate_lifespan = lifespan
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if(!owner)
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qdel(src)
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return
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@@ -209,20 +267,34 @@ var/list/runechat_image_cache = list()
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// View the message
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LAZYADDASSOCLIST(owned_by.seen_messages, message_loc, src)
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owned_by.images += message
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animate(message, alpha = 255, time = CHAT_MESSAGE_SPAWN_TIME)
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owned_by.images |= message
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// Prepare for destruction
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scheduled_destruction = world.time + (lifespan - CHAT_MESSAGE_EOL_FADE)
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schedule_end_of_life(lifespan - CHAT_MESSAGE_EOL_FADE)
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// Fade in
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animate(message, alpha = 255, time = CHAT_MESSAGE_SPAWN_TIME)
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var/time_before_fade = lifespan - CHAT_MESSAGE_SPAWN_TIME - CHAT_MESSAGE_EOL_FADE
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// Stay faded in
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animate(alpha = 255, time = time_before_fade)
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// Fade out
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animate(alpha = 0, time = CHAT_MESSAGE_EOL_FADE)
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// Register with the runechat SS to handle destruction
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addtimer(CALLBACK(GLOBAL_PROC, GLOBAL_PROC_REF(qdel), src), lifespan + CHAT_MESSAGE_GRACE_PERIOD, TIMER_DELETE_ME, SSrunechat)
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/datum/chatmessage/proc/unregister_qdel_self() // this should only call owned_by if the client is destroyed
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SIGNAL_HANDLER
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UnregisterSignal(owned_by, COMSIG_PARENT_QDELETING)
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owned_by = null
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qdel_self()
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/datum/chatmessage/proc/schedule_end_of_life(var/schedule)
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addtimer(CALLBACK(src, PROC_REF(end_of_life)), schedule, TIMER_DELETE_ME)
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/datum/chatmessage/proc/get_current_alpha(time_spent)
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if(time_spent < CHAT_MESSAGE_SPAWN_TIME)
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return (time_spent / CHAT_MESSAGE_SPAWN_TIME) * 255
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var/time_before_fade = animate_lifespan - CHAT_MESSAGE_EOL_FADE
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if(time_spent <= time_before_fade)
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return 255
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return (1 - ((time_spent - time_before_fade) / CHAT_MESSAGE_EOL_FADE)) * 255
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/**
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* Applies final animations to overlay CHAT_MESSAGE_EOL_FADE deciseconds prior to message deletion
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@@ -393,6 +465,7 @@ var/list/runechat_image_cache = list()
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#undef CHAT_MESSAGE_SPAWN_TIME
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#undef CHAT_MESSAGE_LIFESPAN
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#undef CHAT_MESSAGE_EOL_FADE
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#undef CHAT_MESSAGE_GRACE_PERIOD
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#undef CHAT_MESSAGE_EXP_DECAY
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#undef CHAT_MESSAGE_HEIGHT_DECAY
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#undef CHAT_MESSAGE_APPROX_LHEIGHT
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