protected override void OnRefresh()
{
CustomGauge customGauge = Visual as CustomGauge; // ----------BG plate
CustomNeedle customNeedle = Visual as CustomNeedle; // ----- needle
if (customNeedle != null) // needle
{
_imageRect.X = customNeedle.Width * customGauge.Needle_PosX;;
_imageRect.Y = customNeedle.Height * customGauge.Needle_PosY;;
_image = ConfigManager.ImageManager.LoadImage(customNeedle.KnobImage);
_imageRect.Height = customGauge.Height * customGauge.Needle_Scale;
_imageRect.Width = (_image.Width * (customGauge.Height / _image.Height)) * customGauge.Needle_Scale; // uniform image based on Height
_brush = new ImageBrush(_image);
_center = new Point(customGauge.Width * customGauge.Needle_PivotX, customGauge.Height * customGauge.Needle_PivotY); // calculate rotation point
_punto = new Point((customNeedle.Width * customGauge.Needle_PivotX) + 1, customNeedle.Height * customGauge.Needle_PivotY);
}
else
{
_image = null;
_brush = null;
}
if (customGauge != null) // plate
{
_bgplate_imageRect.Width = customNeedle.Width;
_bgplate_imageRect.Height = customNeedle.Height;
_bgplate_image = ConfigManager.ImageManager.LoadImage(customGauge.BGPlateImage);
}
else
{
_bgplate_image = null;
_brush = null;
}
}
private void MaxPosition_GotFocus(object sender, RoutedEventArgs e)
{
CustomGauge pot = Control as CustomGauge;
if (pot != null)
{
pot.Value = pot.MaxValue;
}
}
protected override void OnRefresh()
{
_gauge = Visual as CustomGauge;
if (_gauge == null)
{
_rotation = 0d;
_image = null;
_backgroundImage = null;
return;
}
_imageRect.X = _gauge.Width * _gauge.NeedlePosX;
_imageRect.Y = _gauge.Height * _gauge.NeedlePosY;
_image = ConfigManager.ImageManager.LoadImage(_gauge.KnobImage) ?? ConfigManager.ImageManager.LoadImage("{Helios}/Images/General/missing_image.png");
// WARNING: needle scale applied to image but not rotation point
_imageRect.Height = _gauge.Height * _gauge.NeedleScale;
_imageRect.Width = _image.Width * (_imageRect.Height / _image.Height); // uniform image based on Height
// calculate rotation point
_center = new Point(_gauge.Width * _gauge.NeedlePivotX,
_gauge.Height * _gauge.NeedlePivotY);
_nextToCenter = new Point((_gauge.Width * _gauge.NeedlePivotX) + 1,
_gauge.Height * _gauge.NeedlePivotY);
// optional background plate image
if (!string.IsNullOrWhiteSpace(_gauge.BgPlateImage))
{
_backgroundRect.Width = _gauge.Width;
_backgroundRect.Height = _gauge.Height;
_backgroundImage = ConfigManager.ImageManager.LoadImage(_gauge.BgPlateImage);
}
else
{
_backgroundImage = null;
}
}
