/// <summary>Called when a @font-face font is done loading.</summary>
public void FontLoaded(DynamicFont font)
{
Css.TextRenderingProperty text = RenderData.Text;
if (text != null)
{
text.FontLoaded(font);
text.RequestLayout();
}
}
// -> It's for overlaying images over text.
public BackgroundOverlay(TextRenderingProperty text)
{
Text = text;
}
public virtual void GetOpenTypeFeatures(TextRenderingProperty trp, List <OpenTypeFeature> features)
{
}
/// <summary>Part of shrink-to-fit. Computes the maximum and minimum possible width for an element.</summary>
public void GetWidthBounds(out float min, out float max)
{
// Get the text renderer (or create it):
Css.TextRenderingProperty text = RenderData_.RequireTextProperty();
if (text.AllEmpty)
{
min = 0f;
max = 0f;
return;
}
// Need to compute TAW?
if (TotalAdvanceWidth == float.MinValue)
{
float width = 0f;
int spaceCount = 0;
float wordWidth = 0f;
LongestWord = 0f;
for (int i = 0; i < text.Characters.Length; i++)
{
// Get the glyph:
InfiniText.Glyph glyph = text.Characters[i];
if (glyph == null)
{
// Skip!
continue;
}
// The glyph's width is..
float gWidth = glyph.AdvanceWidth + text.LetterSpacing;
wordWidth += gWidth;
width += gWidth;
// Got a space?
if (glyph.Charcode == (int)' ')
{
if (wordWidth > LongestWord)
{
LongestWord = wordWidth;
wordWidth = 0f;
}
// Advance width:
spaceCount += 1;
}
}
if (wordWidth > LongestWord)
{
LongestWord = wordWidth;
}
TotalAdvanceWidth = width;
SpaceCount = spaceCount;
}
min = LongestWord * text.FontSize;
max = (TotalAdvanceWidth * text.FontSize) + (SpaceCount * text.WordSpacing);
}
/// <summary>Apply this CSS style to the given computed style.
/// Note that you can grab the element from the computed style if you need that.</summary>
/// <param name="style">The computed style to apply the property to.</param>
/// <param name="value">The new value being applied.</param>
public virtual void ApplyText(TextRenderingProperty text, RenderableData data, ComputedStyle style, Value value)
{
}