/// <summary>Draws an underline (or a strikethrough).</summary>
public override void DrawUnderline(Renderman renderer)
{
// Setup the mesh:
if (Underline == null)
{
// We'll need the root gameObject - this should always be on a TextNode, but the parentNode
// will always be an Element. Therefore we can grab the gameObject via that parentNode:
HtmlElement parent = RenderData.Node.parentNode as HtmlElement;
Underline = new MeshBufferExtruded(parent.rootGameObject.transform);
// Update material:
Underline.SetMaterial(new Material(renderer.CurrentShaderSet.Extruded));
Underline.ExtrudeAmount = Extrude;
}
// Update colours:
Underline.FrontColor = renderer.FontColour;
Underline.BackColor = renderer.FontColour;
Underline.SideColor = renderer.FontColour;
BoxRegion region = renderer.CurrentRegion;
// 4 corners (back face):
Vector3 a = renderer.PixelToWorldUnit(region.X, region.Y, renderer.TextDepth);
Vector3 b = renderer.PixelToWorldUnit(region.MaxX, region.Y, renderer.TextDepth);
Vector3 c = renderer.PixelToWorldUnit(region.MaxX, region.MaxY, renderer.TextDepth);
Vector3 d = renderer.PixelToWorldUnit(region.X, region.MaxY, renderer.TextDepth);
// Build a simple cube:
Underline.BuildCube(a, b, c, d);
}
internal override void Layout(LayoutBox box, Renderman renderer)
{
if (Characters == null)
{
return;
}
// Setup the mesh:
if (Mesh == null)
{
// We'll need the root gameObject - this should always be on a TextNode, but the parentNode
// will always be an Element. Therefore we can grab the gameObject via that parentNode:
HtmlElement parent = RenderData.Node.parentNode as HtmlElement;
Mesh = new MeshBufferExtruded(parent.rootGameObject.transform);
// Update material:
Mesh.SetMaterial(new Material(renderer.CurrentShaderSet.Extruded));
Mesh.ExtrudeAmount = Extrude;
}
// Get the font colour:
Color fontColour = BaseColour * renderer.ColorOverlay;
// Update colours:
Mesh.FrontColor = fontColour;
Mesh.BackColor = fontColour;
Mesh.SideColor = fontColour;
// Update size:
Mesh.XScaleFactor = FontSize;
Mesh.YScaleFactor = FontSize;
int verts = 0;
int tris = 0;
for (int i = 0; i < Characters.Length; i++)
{
// Add vert/ tri count:
Glyph character = Characters[i];
if (character == null)
{
continue;
}
int localTriCount;
verts += Mesh.GetVertCount(character, out localTriCount);
tris += localTriCount;
}
// Apply the size:
Mesh.RequireSize(verts, tris);
// Draw now!
base.Layout(box, renderer);
// Flush the mesh:
Mesh.Flush();
}
