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namespace Unity.UIWidgets.ui {
public class TextBlob {
internal TextBlob(string text, int textOffset, int textSize, Vector2d[] positions, Rect bounds, TextStyle style) {
this.instanceId = ++_nextInstanceId;
this.positions = positions;
this.text = text;
this.textOffset = textOffset;
this.textSize = textSize;
this.style = style;
this.bounds = bounds;
}
public Rect boundsInText {
get { return this.bounds.shift(new Offset(this.positions[0].x, this.positions[0].y)); }
}
static long _nextInstanceId = 0;
internal readonly long instanceId;
internal readonly string text;
internal readonly int textOffset;
internal readonly int textSize;
internal readonly Vector2d[] positions;
internal readonly TextStyle style;
internal readonly Rect bounds; // bounds with positions[start] as origin
}
public class TextBlobBuilder {
TextStyle _style;
public Vector2d[] positions;
string _text;
int _textOffset;
int _size;
Rect _bounds;
public void allocRunPos(painting.TextStyle style, string text, int offset, int size, float textScaleFactor = 1.0f) {
this.allocRunPos(TextStyle.applyStyle(null, style, textScaleFactor), text, offset, size);
}
internal void allocRunPos(TextStyle style, string text, int offset, int size) {
this._style = style;
this._text = text;
this._textOffset = offset;
this._size = size;
if (this.positions == null || this.positions.Length < size) {
this.positions = new Vector2d[size];
}
}
public void setBounds(Rect bounds) {
this._bounds = bounds;
}
public TextBlob make() {
var result = new TextBlob(this._text, this._textOffset,
this._size, this.positions, this._bounds, this._style);
this.positions = null;
return result;
}
}
}