public virtual void RenderImage(ImageRenderInfo renderInfo)
{
Matrix imageCtm = renderInfo.GetImageCTM();
Vector a = (new Vector(0, 0, 1)).Cross(imageCtm);
Vector b = (new Vector(1, 0, 1)).Cross(imageCtm);
Vector c = (new Vector(0, 1, 1)).Cross(imageCtm);
Vector d = (new Vector(1, 1, 1)).Cross(imageCtm);
LineSegment bottom = new LineSegment(a, b);
LineSegment top = new LineSegment(c, d);
if (textRectangle == null)
{
textRectangle = bottom.GetBoundingRectange();
}
else
{
textRectangle.Add(bottom.GetBoundingRectange());
}
textRectangle.Add(top.GetBoundingRectange());
}
public void ModifyPath(PathConstructionRenderInfo renderInfo)
{
IList <Vector> points = new List <Vector>();
if (renderInfo.Operation == PathConstructionRenderInfo.RECT)
{
float x = renderInfo.SegmentData[0];
float y = renderInfo.SegmentData[1];
float w = renderInfo.SegmentData[2];
float h = renderInfo.SegmentData[3];
points.Add(new Vector(x, y, 1));
points.Add(new Vector(x + w, y, 1));
points.Add(new Vector(x, y + h, 1));
points.Add(new Vector(x + w, y + h, 1));
}
else if (renderInfo.SegmentData != null)
{
for (int i = 0; i < renderInfo.SegmentData.Count - 1; i += 2)
{
points.Add(new Vector(renderInfo.SegmentData[i], renderInfo.SegmentData[i + 1], 1));
}
}
foreach (Vector point in points)
{
Vector point1 = point.Cross(renderInfo.Ctm);
Rectangle2D pointRectangle = new Rectangle2D(point1[Vector.I1], point1[Vector.I2], 0, 0);
if (currentPathRectangle == null)
{
currentPathRectangle = pointRectangle;
}
else
{
currentPathRectangle.Add(pointRectangle);
}
}
}
