public virtual void GenerateGlyphPlan(
char[] textBuffer,
int startAt,
int len,
IUnscaledGlyphPlanList unscaledGlyphPlan)
{
GlyphLayout glyphLayout = this.GlyphLayoutMan;
glyphLayout.Layout(textBuffer, startAt, len);
glyphLayout.GenerateUnscaledGlyphPlans(unscaledGlyphPlan);
}
public override void DrawString(char[] textBuffer, int startAt, int len, float x, float y)
{
_reusableUnscaledGlyphPlanList.Clear();
//1. unscale layout, in design unit
_glyphLayout.Layout(textBuffer, startAt, len);
_glyphLayout.GenerateUnscaledGlyphPlans(_reusableUnscaledGlyphPlanList);
//draw from the glyph plan seq
DrawFromGlyphPlans(
new GlyphPlanSequence(_reusableUnscaledGlyphPlanList),
x, y);
}
} // End Sub DrawFromGlyphPlans
public override void DrawString(char[] textBuffer, int startAt, int len, float x, float y)
{
this.TargetGraphics.SetTextAndFont(new string(textBuffer), this.Typeface.Name, this.FontSizeInPoints);
this.TargetGraphics.OpenGroup();
_reusableUnscaledGlyphPlanList.Clear();
//1. unscale layout, in design unit
_glyphLayout.Layout(textBuffer, startAt, len);
_glyphLayout.GenerateUnscaledGlyphPlans(_reusableUnscaledGlyphPlanList);
//draw from the glyph plan seq
DrawFromGlyphPlans(new GlyphPlanSequence(_reusableUnscaledGlyphPlanList), x, y);
this.TargetGraphics.CloseGroup();
} // End Sub DrawString
public GlyphPlanSequence GetUnscaledGlyphPlanSequence(
GlyphLayout glyphLayout,
TextBuffer buffer, int start, int seqLen)
{
//UNSCALED VERSION
//use current typeface + scriptlang
int seqHashValue = CalculateHash(buffer, start, seqLen);
//this func get the raw char from buffer
//and create glyph list
//check if we have the string cache in specific value
//---------
if (seqLen > _glyphPlanSeqSet.MaxCacheLen)
{
//layout string is too long to be cache
//it need to split into small buffer
}
GlyphPlanSequence planSeq = GlyphPlanSequence.Empty;
GlyphPlanSeqCollection seqCol = _glyphPlanSeqSet.GetSeqCollectionOrCreateIfNotExist(seqLen);
if (!seqCol.TryGetCacheGlyphPlanSeq(seqHashValue, out planSeq))
{
//create a new one if we don't has a cache
//1. layout
glyphLayout.Layout(
buffer.UnsafeGetInternalBuffer(),
start,
seqLen);
int pre_count = _reusableGlyphPlanList.Count;
//create glyph-plan ( UnScaled version) and add it to planList
glyphLayout.GenerateUnscaledGlyphPlans(_reusableGlyphPlanList);
int post_count = _reusableGlyphPlanList.Count;
planSeq = new GlyphPlanSequence(_reusableGlyphPlanList, pre_count, post_count - pre_count);
//
seqCol.Register(seqHashValue, planSeq);
}
return(planSeq);
}