add in-game chat & update gui post-runnables timing & fix panel elements removal

2025-01-18 07:17:52 +03:00
parent 731c72da7c
commit c6951e0965
11 changed files with 100 additions and 7 deletions
@@ -0,0 +1,59 @@
+local lines = {}
+local dead_lines = {}
+local nextid = 0
+local timeout = 7
+local fadeout = 1
+local initialized = false
+local max_lines = 15
+local animation_fps = 30
+
+local function remove_line(line)
+    document[line[1]]:destruct()
+    time.post_runnable(function() document.root:reposition() end)
+end
+
+local function update_line(line, uptime)
+    local diff = uptime - line[2]
+    if diff > timeout then
+        remove_line(line)
+        table.insert(dead_lines, i)
+    elseif diff > timeout-fadeout then
+        local opacity = (timeout - diff) / fadeout
+        document[line[1]].color = {0, 0, 0, opacity * 80}
+        document[line[1].."L"].color = {255, 255, 255, opacity * 255}
+    end
+end
+
+events.on("core:chat", function(message)
+    local current_time = time.uptime()
+    local id = 'l'..tostring(nextid)
+    document.root:add(gui.template("chat_line", {id=id}))
+    document.root:reposition()
+    document[id.."L"].text = message
+    nextid = nextid + 1
+    if #lines == max_lines then
+        remove_line(lines[1])
+        table.remove(lines, 1)
+    end
+    table.insert(lines, {id, current_time})
+end)
+
+function on_open()
+    if not initialized then
+        initialized = true
+        
+        document.root:setInterval(1/animation_fps, function ()
+            local uptime = time.uptime()
+            for _, line in ipairs(lines) do
+                update_line(line, uptime)
+            end
+            if #dead_lines > 0 then
+                for i = #dead_lines, 1, -1 do
+                    local index = dead_lines[i]
+                    table.remove(lines, i)
+                end
+                dead_lines = {}
+            end
+        end)
+    end
+end