forked from rosh/MQL5Book
44 lines
1.9 KiB
MQL5
44 lines
1.9 KiB
MQL5
//+------------------------------------------------------------------+
| |
//| ObjectAngle.mq5 |
| |
//| Copyright 2021, MetaQuotes Ltd. |
| |
//| https://www.mql5.com |
| |
//| |
| |
//| The script creates and periodically updates a text object |
| |
//| rotating it by different angles. |
| |
//+------------------------------------------------------------------+
| |
| |
//+------------------------------------------------------------------+
| |
//| Script program start function |
| |
//+------------------------------------------------------------------+
| |
void OnStart()
| |
{
| |
// create and setup text object in the center of the window
| |
const string name = "ObjAngle";
| |
ObjectCreate(0, name, OBJ_LABEL, 0, 0, 0);
| |
const int centerX = (int)ChartGetInteger(0, CHART_WIDTH_IN_PIXELS) / 2;
| |
const int centerY = (int)ChartGetInteger(0, CHART_HEIGHT_IN_PIXELS) / 2;
| |
ObjectSetInteger(0, name, OBJPROP_XDISTANCE, centerX);
| |
ObjectSetInteger(0, name, OBJPROP_YDISTANCE, centerY);
| |
ObjectSetInteger(0, name, OBJPROP_ANCHOR, ANCHOR_CENTER);
| |
| |
const int key = TerminalInfoInteger(TERMINAL_KEYSTATE_SCRLOCK);
| |
| |
int angle = 0;
| |
| |
while(!IsStopped())
| |
{
| |
// proceed if user did not pause animation by pressing ScrollLock
| |
if(TerminalInfoInteger(TERMINAL_KEYSTATE_SCRLOCK) == key)
| |
{
| |
// show angle in the text and rotate it accordingly
| |
ObjectSetString(0, name, OBJPROP_TEXT, StringFormat("Angle: %d°", angle));
| |
ObjectSetDouble(0, name, OBJPROP_ANGLE, angle);
| |
angle += 45;
| |
| |
ChartRedraw();
| |
}
| |
Sleep(1000);
| |
}
| |
ObjectDelete(0, name);
| |
}
| |
//+------------------------------------------------------------------+
|