public void SmallTextScaling()
{
// Set up a ScripturePublication of 4 on 6 pts (base character size on line spacing).
m_pub.BaseFontSize = 4000;
m_pub.BaseLineSpacing = -6000;
DummyScripturePublication scrPub = DummyScripturePublication.Create(m_pub,
TeViewType.Scripture | TeViewType.PrintLayout, m_realStylesheet);
InMemoryStyleSheet stylesheet = scrPub.StyleSheet as InMemoryStyleSheet;
Assert.IsNotNull(stylesheet);
ITsTextProps ttpNormalPara = stylesheet.GetStyleRgch(0, ScrStyleNames.NormalParagraph);
int nVar;
// We expect that the normal style will have specified settings for the publication.
Assert.AreEqual(4000,
ttpNormalPara.GetIntPropValues((int)FwTextPropType.ktptFontSize, out nVar));
Assert.AreEqual(-6000,
ttpNormalPara.GetIntPropValues((int)FwTextPropType.ktptLineHeight, out nVar));
scrPub.Dispose();
// We expect that these styles will be overridden for font size at 40% their original size.
ITsTextProps styleProps = stylesheet.GetStyleRgch(0, ScrStyleNames.IntroParagraph);
Assert.AreEqual(4000, styleProps.GetIntPropValues((int)FwTextPropType.ktptFontSize, out nVar));
styleProps = stylesheet.GetStyleRgch(0, ScrStyleNames.IntroSectionHead);
Assert.AreEqual(4000, styleProps.GetIntPropValues((int)FwTextPropType.ktptFontSize, out nVar));
styleProps = stylesheet.GetStyleRgch(0, ScrStyleNames.SectionHead);
Assert.AreEqual(4000, styleProps.GetIntPropValues((int)FwTextPropType.ktptFontSize, out nVar));
styleProps = stylesheet.GetStyleRgch(0, ScrStyleNames.MainBookTitle);
Assert.AreEqual(8000, styleProps.GetIntPropValues((int)FwTextPropType.ktptFontSize, out nVar));
// We expect that these styles will be overridden for line spacing at 50% their original size.
styleProps = stylesheet.GetStyleRgch(0, ScrStyleNames.NormalFootnoteParagraph);
Assert.AreEqual(5000, styleProps.GetIntPropValues((int)FwTextPropType.ktptLineHeight, out nVar));
styleProps = stylesheet.GetStyleRgch(0, ScrStyleNames.IntroParagraph);
Assert.AreEqual(-5500, styleProps.GetIntPropValues((int)FwTextPropType.ktptLineHeight, out nVar));
styleProps = stylesheet.GetStyleRgch(0, ScrStyleNames.IntroSectionHead);
Assert.AreEqual(-5000, styleProps.GetIntPropValues((int)FwTextPropType.ktptLineHeight, out nVar));
styleProps = stylesheet.GetStyleRgch(0, ScrStyleNames.MainBookTitle);
Assert.AreEqual(-12000, styleProps.GetIntPropValues((int)FwTextPropType.ktptLineHeight, out nVar));
// We expect that these styles will be overridden for space before/after at 50% their original size.
styleProps = stylesheet.GetStyleRgch(0, ScrStyleNames.MainBookTitle);
Assert.AreEqual(18000, styleProps.GetIntPropValues((int)FwTextPropType.ktptSpaceBefore, out nVar));
styleProps = stylesheet.GetStyleRgch(0, ScrStyleNames.MainBookTitle);
Assert.AreEqual(6000, styleProps.GetIntPropValues((int)FwTextPropType.ktptSpaceAfter, out nVar));
styleProps = stylesheet.GetStyleRgch(0, ScrStyleNames.SectionHead);
Assert.AreEqual(4000, styleProps.GetIntPropValues((int)FwTextPropType.ktptSpaceBefore, out nVar));
styleProps = stylesheet.GetStyleRgch(0, ScrStyleNames.SectionHead);
Assert.AreEqual(2000, styleProps.GetIntPropValues((int)FwTextPropType.ktptSpaceAfter, out nVar));
}
/// ------------------------------------------------------------------------------------
/// <summary>
/// Scales the given property based on the scaling factor and sets it in the in-memory
/// stylesheet.
/// </summary>
/// <param name="stylesheet">The in-memory stylesheet used for overriding properties.
/// </param>
/// <param name="scalingFactor">The scaling factor.</param>
/// <param name="styleName">Name of the style.</param>
/// <param name="styleProps">The style props.</param>
/// <param name="prop">The type of property to be scaled.</param>
/// ------------------------------------------------------------------------------------
private static void ScaleProperty(InMemoryStyleSheet stylesheet,
decimal scalingFactor, string styleName, ITsTextProps styleProps,
FwTextPropType prop)
{
int var;
int propValue = styleProps.GetIntPropValues((int)prop, out var);
if (propValue != -1 && var == (int)FwTextPropVar.ktpvMilliPoint)
{
if (prop == FwTextPropType.ktptFontSize)
{
Debug.Assert(propValue >= 4);
// Calculate new value for this style, rounding to reasonable value.
propValue = ScaleAndRoundProp(scalingFactor, propValue, 1000);
// Adjusted font size must be at least 4 pts
propValue = Math.Max(propValue, 4000);
}
else
propValue = ScaleAndRoundProp(scalingFactor, propValue, 1);
stylesheet.AddIntPropOverride(styleName, prop,
FwTextPropVar.ktpvMilliPoint, propValue);
}
}
