/// <summary>
/// Converts the logical values contained by the object from one unit of
/// measure to another.
/// </summary>
/// <param name="fromUnits">Units to convert from</param>
/// <param name="toUnits">Units to convert to</param>
/// <param name="grfx">Graphics context object for converting device units</param>
/// <remarks>
/// <para>
/// This method converts all logical unit values contained by the object from
/// one unit of measure to another.
/// </para>
/// </remarks>
void ILogicalUnitContainer.ConvertLogicalUnits(GraphicsUnit fromUnits, GraphicsUnit toUnits, Graphics grfx)
{
// Convert line width
if (this.propertyValues.Contains("LineWidth"))
{
float lineWidth = (float)this.propertyValues["LineWidth"];
lineWidth = Measurements.Convert(fromUnits, toUnits, grfx, lineWidth);
this.propertyValues["LineWidth"] = lineWidth;
}
// Convert the gradient bounds
if (this.propertyValues.Contains("GradientBounds"))
{
System.Drawing.RectangleF gradientBounds = (System.Drawing.RectangleF) this.propertyValues["GradientBounds"];
gradientBounds = Measurements.Convert(fromUnits, toUnits, grfx, gradientBounds);
this.propertyValues["GradientBounds"] = gradientBounds;
}
// Convert points
System.Drawing.PointF[] pts = this.GetPoints();
for (int ptIdx = 0; ptIdx < pts.Length; ptIdx++)
{
pts[ptIdx] = Measurements.Convert(fromUnits, toUnits, grfx, pts[ptIdx]);
}
this.SetPoints(pts);
}
/// <summary>
/// Converts the given SizeF from one unit of measure to another.
/// </summary>
/// <param name="fromUnits">Units to convert from</param>
/// <param name="toUnits">Units to convert to</param>
/// <param name="value">SizeF to convert</param>
/// <returns>Converted value</returns>
public static System.Drawing.SizeF Convert(GraphicsUnit fromUnits, GraphicsUnit toUnits, System.Drawing.SizeF value)
{
float dpiX = Measurements.screenDpiX;
float dpiY = Measurements.screenDpiY;
float width = Measurements.Convert(fromUnits, toUnits, dpiX, value.Width);
float height = Measurements.Convert(fromUnits, toUnits, dpiY, value.Height);
return(new System.Drawing.SizeF(width, height));
}
/// <summary>
/// Converts the given PointF from one unit of measure to another.
/// </summary>
/// <param name="fromUnits">Units to convert from</param>
/// <param name="toUnits">Units to convert to</param>
/// <param name="value">PointF to convert</param>
/// <returns>Converted value</returns>
public static System.Drawing.PointF Convert(GraphicsUnit fromUnits, GraphicsUnit toUnits, System.Drawing.PointF value)
{
float dpiX = Measurements.screenDpiX;
float dpiY = Measurements.screenDpiY;
float x = Measurements.Convert(fromUnits, toUnits, dpiX, value.X);
float y = Measurements.Convert(fromUnits, toUnits, dpiY, value.Y);
return(new System.Drawing.PointF(x, y));
}
/// <summary>
/// Converts the given value from one unit of measure to another.
/// </summary>
/// <param name="fromUnits">Units to convert from</param>
/// <param name="toUnits">Units to convert to</param>
/// <param name="grfx">Graphics context object for converting device units</param>
/// <param name="value">Value to convert</param>
/// <returns>Converted value</returns>
public static float Convert(GraphicsUnit fromUnits, GraphicsUnit toUnits, Graphics grfx, float value)
{
float dpi = Measurements.screenDpiX;
if (grfx != null)
{
dpi = grfx.DpiX;
}
return(Measurements.Convert(fromUnits, toUnits, dpi, value));
}
/// <summary>
/// Converts the logical values contained by the object from one unit of
/// measure to another.
/// </summary>
/// <param name="fromUnits">Units to convert from</param>
/// <param name="toUnits">Units to convert to</param>
/// <param name="grfx">Graphics context object for converting device units</param>
/// <remarks>
/// <para>
/// This method converts all logical unit values contained by the object from
/// one unit of measure to another.
/// </para>
/// </remarks>
void ILogicalUnitContainer.ConvertLogicalUnits(GraphicsUnit fromUnits, GraphicsUnit toUnits, Graphics grfx)
{
// Convert line width
if (this.propertyValues.Contains("LineWidth"))
{
float lineWidth = (float)this.propertyValues["LineWidth"];
lineWidth = Measurements.Convert(fromUnits, toUnits, grfx, lineWidth);
this.propertyValues["LineWidth"] = lineWidth;
}
this.bounds = Measurements.Convert(fromUnits, toUnits, grfx, this.bounds);
}
/// <summary>
/// Converts the given RectangleF from one unit of measure to another.
/// </summary>
/// <param name="fromUnits">Units to convert from</param>
/// <param name="toUnits">Units to convert to</param>
/// <param name="grfx">Graphics context object for converting device units</param>
/// <param name="value">RectangleF to convert</param>
/// <returns>Converted value</returns>
public static System.Drawing.RectangleF Convert(GraphicsUnit fromUnits, GraphicsUnit toUnits, Graphics grfx, System.Drawing.RectangleF value)
{
float dpiX = Measurements.screenDpiX;
float dpiY = Measurements.screenDpiY;
if (grfx != null)
{
dpiX = grfx.DpiX;
dpiY = grfx.DpiY;
}
float x = Measurements.Convert(fromUnits, toUnits, dpiX, value.X);
float y = Measurements.Convert(fromUnits, toUnits, dpiY, value.Y);
float width = Measurements.Convert(fromUnits, toUnits, dpiX, value.Width);
float height = Measurements.Convert(fromUnits, toUnits, dpiY, value.Height);
return(new System.Drawing.RectangleF(x, y, width, height));
}
/// <summary>
/// Converts the given value from one unit of measure to another.
/// </summary>
/// <param name="fromUnits">Units to convert from</param>
/// <param name="toUnits">Units to convert to</param>
/// <param name="value">Value to convert</param>
/// <returns>Converted value</returns>
public static float Convert(GraphicsUnit fromUnits, GraphicsUnit toUnits, float value)
{
return(Measurements.Convert(fromUnits, toUnits, Measurements.screenDpiX, value));
}
