roffild_Levels: индикатор круглых цен

Author: Roffild

LuaIndicators/roffild_Levels.lua

@@ -0,0 +1,76 @@
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+--     http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+--
+-- https://github.com/Roffild/qlua
+--
+
+Settings = {
+    Name = "Levels_Roffild",
+    Step = 0,
+    line = {}
+}
+
+LINES = 10
+
+for x = 1, LINES, 1 do
+    Settings.line[x] = {
+        Name = "Line" .. tostring(x),
+        Type = TYPE_POINT,
+        Color = RGB(55, 55, 55),
+        Width = 2
+    }
+end
+
+local rd = require("roffild")
+
+function Init()
+    LINES = #Settings.line
+    return LINES
+end
+
+function OnCalculate(index)
+    local start = O(index)
+    if start == nil then
+        return nil
+    end
+    if MINSTEP == nil then
+        local info = getDataSourceInfo()
+        local secinfo = getSecurityInfo(info.class_code, info.sec_code)
+        MINSTEP = secinfo.min_price_step
+        STEP = Settings.Step
+        if STEP <= 0 then
+            if secinfo.base_active_seccode == "SBRF" then
+                STEP = 500
+            elseif secinfo.base_active_seccode == "GAZR" then
+                STEP = 500
+            elseif secinfo.base_active_seccode == "VTBR" then
+                STEP = 50
+            elseif secinfo.base_active_seccode == "Eu" then
+                STEP = 250
+            elseif secinfo.base_active_seccode == "ED" then
+                STEP = 25
+            elseif secinfo.base_active_seccode == "SILV" then
+                STEP = 10
+            else
+                STEP = 100
+            end
+        end
+        FIRST = (rd.round(LINES / 2) + 1) * STEP * MINSTEP
+    end
+    local result = {}
+    start = start - ((math.tointeger(rd.round(start / MINSTEP)) % STEP) * MINSTEP) + FIRST
+    for x = 1, LINES, 1 do
+        table.insert(result, start - (x * STEP * MINSTEP))
+    end
+    return table.unpack(result)
+end