/// <summary>
/// Parses a
/// <see cref="System.String"/>
/// into a list of
/// <see cref="MediaExpression"/>
/// values.
/// </summary>
/// <param name="mediaExpressionsStr">
/// the media expressions in the form of a
/// <see cref="System.String"/>
/// </param>
/// <param name="shallStartWithAnd">indicates if the media expression shall start with "and"</param>
/// <returns>
/// the resulting list of
/// <see cref="MediaExpression"/>
/// values
/// </returns>
private static IList <MediaExpression> ParseMediaExpressions(String mediaExpressionsStr, bool shallStartWithAnd
)
{
mediaExpressionsStr = mediaExpressionsStr.Trim();
bool startsWithEnd = mediaExpressionsStr.StartsWith(MediaRuleConstants.AND);
bool firstExpression = true;
String[] mediaExpressionStrs = iText.IO.Util.StringUtil.Split(mediaExpressionsStr, MediaRuleConstants.AND);
IList <MediaExpression> expressions = new List <MediaExpression>();
foreach (String mediaExpressionStr in mediaExpressionStrs)
{
MediaExpression expression = ParseMediaExpression(mediaExpressionStr);
if (expression != null)
{
if (firstExpression)
{
if (shallStartWithAnd && !startsWithEnd)
{
throw new InvalidOperationException("Expected 'and' while parsing media expression");
}
}
firstExpression = false;
expressions.Add(expression);
}
}
return(expressions);
}
public virtual void MediaExpressionTestTest03()
{
MediaExpression orientation = new MediaExpression("orientation", "landscape");
MediaExpression resolution = new MediaExpression("resolution", "150dpi");
MediaExpression grid = new MediaExpression("grid", "0");
MediaExpression colorIndex = new MediaExpression("max-color-index", "15000");
MediaExpression monochrome = new MediaExpression("monochrome", "0");
MediaExpression scan = new MediaExpression("scan", "interlace");
MediaExpression color = new MediaExpression("color", "15000");
MediaExpression minAspectRatio = new MediaExpression("max-aspect-ratio", "8/5");
MediaDeviceDescription deviceDescription = new MediaDeviceDescription("all");
deviceDescription.SetOrientation("landscape");
deviceDescription.SetResolution(150);
deviceDescription.SetGrid(false);
deviceDescription.SetColorIndex(15000);
deviceDescription.SetMonochrome(0);
deviceDescription.SetScan("interlace");
deviceDescription.SetBitsPerComponent(15000);
deviceDescription.SetWidth(32);
deviceDescription.SetHeight(20);
NUnit.Framework.Assert.IsTrue(resolution.Matches(deviceDescription));
NUnit.Framework.Assert.IsTrue(orientation.Matches(deviceDescription));
NUnit.Framework.Assert.IsTrue(grid.Matches(deviceDescription));
NUnit.Framework.Assert.IsTrue(colorIndex.Matches(deviceDescription));
NUnit.Framework.Assert.IsTrue(monochrome.Matches(deviceDescription));
NUnit.Framework.Assert.IsTrue(scan.Matches(deviceDescription));
NUnit.Framework.Assert.IsTrue(color.Matches(deviceDescription));
NUnit.Framework.Assert.IsTrue(minAspectRatio.Matches(deviceDescription));
}
public virtual void MediaExpressionTestTest06()
{
MediaExpression minColorIndex = new MediaExpression("min-color-index", null);
MediaExpression minColor = new MediaExpression("min-color", null);
MediaExpression colorIndex = new MediaExpression("color-index", "1500");
MediaExpression minMonochrome = new MediaExpression("min-monochrome", "0");
MediaExpression resolution = new MediaExpression("resolution", "150dpi");
MediaExpression defaultExpression = new MediaExpression("none", "none");
MediaExpression aspectRatio = new MediaExpression("aspect-ratio", "8/8");
MediaDeviceDescription deviceDescription = new MediaDeviceDescription("all");
deviceDescription.SetColorIndex(15000);
deviceDescription.SetBitsPerComponent(8);
deviceDescription.SetMonochrome(0);
deviceDescription.SetWidth(1.99999999f);
deviceDescription.SetHeight(2.00000000f);
deviceDescription.SetColorIndex(15000);
NUnit.Framework.Assert.IsTrue(aspectRatio.Matches(deviceDescription));
NUnit.Framework.Assert.IsTrue(minMonochrome.Matches(deviceDescription));
NUnit.Framework.Assert.IsFalse(minColorIndex.Matches(deviceDescription));
NUnit.Framework.Assert.IsFalse(minColor.Matches(deviceDescription));
NUnit.Framework.Assert.IsFalse(resolution.Matches(deviceDescription));
NUnit.Framework.Assert.IsFalse(defaultExpression.Matches(deviceDescription));
NUnit.Framework.Assert.IsFalse(colorIndex.Matches(deviceDescription));
}
public virtual void MediaExpressionTestTest02()
{
MediaExpression maxWidth = new MediaExpression("max-width", "600px");
MediaExpression maxHeight = new MediaExpression("max-height", "600px");
MediaDeviceDescription deviceDescription = new MediaDeviceDescription("all");
deviceDescription.SetWidth(450);
deviceDescription.SetHeight(450);
NUnit.Framework.Assert.IsTrue(maxHeight.Matches(deviceDescription));
NUnit.Framework.Assert.IsTrue(maxWidth.Matches(deviceDescription));
}
public virtual void MediaExpressionTestTest04()
{
MediaExpression minColorIndex = new MediaExpression("min-color-index", "15000");
MediaExpression minResolution = new MediaExpression("min-resolution", "150dpi");
MediaExpression minColor = new MediaExpression("min-color", "8");
MediaExpression minAspectRatio = new MediaExpression("min-aspect-ratio", "8/5");
MediaDeviceDescription deviceDescription = new MediaDeviceDescription("all");
deviceDescription.SetColorIndex(15000);
deviceDescription.SetBitsPerComponent(8);
deviceDescription.SetResolution(150);
deviceDescription.SetWidth(32);
deviceDescription.SetHeight(20);
NUnit.Framework.Assert.IsTrue(minAspectRatio.Matches(deviceDescription));
NUnit.Framework.Assert.IsTrue(minColorIndex.Matches(deviceDescription));
NUnit.Framework.Assert.IsTrue(minColor.Matches(deviceDescription));
NUnit.Framework.Assert.IsTrue(minResolution.Matches(deviceDescription));
}
public virtual void MediaExpressionTestTest05()
{
MediaExpression maxColorIndex = new MediaExpression("max-color-index", null);
MediaExpression maxColor = new MediaExpression("max-color", null);
MediaExpression maxWidth = new MediaExpression("width", "600ex");
MediaExpression maxHeight = new MediaExpression("height", "600ex");
MediaExpression maxMonochrome = new MediaExpression("max-monochrome", "0");
MediaExpression maxResolution = new MediaExpression("max-resolution", "150dpi");
MediaDeviceDescription deviceDescription = new MediaDeviceDescription("all");
deviceDescription.SetHeight(450);
deviceDescription.SetWidth(450);
deviceDescription.SetColorIndex(15000);
deviceDescription.SetBitsPerComponent(8);
deviceDescription.SetMonochrome(0);
deviceDescription.SetResolution(150);
NUnit.Framework.Assert.IsTrue(maxMonochrome.Matches(deviceDescription));
NUnit.Framework.Assert.IsTrue(maxHeight.Matches(deviceDescription));
NUnit.Framework.Assert.IsTrue(maxWidth.Matches(deviceDescription));
NUnit.Framework.Assert.IsFalse(maxColorIndex.Matches(deviceDescription));
NUnit.Framework.Assert.IsFalse(maxColor.Matches(deviceDescription));
NUnit.Framework.Assert.IsTrue(maxResolution.Matches(deviceDescription));
}
