public Sprite (Stream stream, TextureSettings settings, Vector4 rect, bool relativeRect, Vector4 color, bool flipV = true) {
var tex = new Texture(stream, settings);
_material = new SpriteMaterial(new SpriteShader(), tex);
if (rect == Vector4.Zero)
rect = new Vector4(0, 0, tex.Size.Width, tex.Size.Height);
else if (relativeRect) {
rect.X *= tex.Size.Width;
rect.Y *= tex.Size.Height;
rect.Z *= tex.Size.Width;
rect.W *= tex.Size.Height;
}
_size = new Vector2(rect.Z - rect.X, rect.W - rect.Y);
_vbuffer = new VertexBuffer(VertexFormat.PositionColorUV);
_vbuffer.Data = new [] {
rect.X, rect.Y, 0f, color.X, color.Y, color.Z, color.W, 0f, flipV ? 1f : 0f,
rect.Z, rect.Y, 0f, color.X, color.Y, color.Z, color.W, 1f, flipV ? 1f : 0f,
rect.Z, rect.W, 0f, color.X, color.Y, color.Z, color.W, 1f, flipV ? 0f : 1f,
rect.X, rect.W, 0f, color.X, color.Y, color.Z, color.W, 0f, flipV ? 0f : 1f
};
_vbuffer.Commit ();
_ibuffer = new IndexBuffer();
_ibuffer.Data = new [] { 0, 1, 2, 2, 3, 0 };
_ibuffer.Commit ();
_ioffset = 0;
_icount = 6;
_ownResources = true;
}
public Mesh (string name, Material mat, VertexFormat format, float[] vertices, int[] indices, Bone[] bones) {
_name = name;
_material = mat;
_vbuffer = new VertexBuffer(format, vertices);
_ibuffer = new IndexBuffer(indices, BeginMode.Triangles);
_bones = bones;
if(_bones != null)
_boneTransforms = new Matrix4[_bones.Length];
}
public Sprite (Material material, Vector2 size, VertexBuffer vbuffer = null, IndexBuffer ibuffer = null, int ioffset = 0, int icount = 0, bool ownMaterial = false) {
_material = material;
_size = size;
_vbuffer = vbuffer;
_ibuffer = ibuffer;
_ioffset = ioffset;
_icount = icount;
_ownResources = ownMaterial;
}
public Quad (Material material, Vector4 rect, Vector4 color, bool flipV = false) {
_material = material;
_color = color;
_vbuffer = new VertexBuffer (VertexFormat.PositionColorUV);
_ibuffer = new IndexBuffer ();
if (rect == Vector4.Zero)
rect = new Vector4(-0.5f, -0.5f, 0.5f, 0.5f);
_vbuffer.Data = new [] {
rect.X, rect.Y, 0f, _color.X, _color.Y, _color.Z, _color.W, 0f, flipV ? 1f : 0f,
rect.Z, rect.Y, 0f, _color.X, _color.Y, _color.Z, _color.W, 1f, flipV ? 1f : 0f,
rect.Z, rect.W, 0f, _color.X, _color.Y, _color.Z, _color.W, 1f, flipV ? 0f : 1f,
rect.X, rect.W, 0f, _color.X, _color.Y, _color.Z, _color.W, 0f, flipV ? 0f : 1f
};
_vbuffer.Commit ();
_ibuffer.Data = new [] { 0, 1, 2, 2, 3, 0 };
_ibuffer.Commit ();
}
public void Build () {
if (!_isDirty || _text == null || _font == null)
return;
if (_vbuffer == null)
_vbuffer = new VertexBuffer(VertexFormat.PositionColorUV);
if (_ibuffer == null)
_ibuffer = new IndexBuffer();
var i = 0;
TextRun run = null;
var lines = new List<List<TextRun>>();
var line = new List<TextRun>();
//var nestedRuns = new Stack<TextRun>();
//var nestedTags = new Stack<string>();
lines.Add(line);
run = new TextRun(_font, i, _kerning, _color);
line.Add(run);
var trim = false;
while (i < _text.Length) {
if (char.IsLowSurrogate(_text, i)) {
i++;
continue;
}
if (trim) {
if (char.IsWhiteSpace(_text, i)) {
i++;
continue;
} else
trim = false;
}
var c = char.ConvertToUtf32(_text, i++);
if (c == '\n') {
run.End = i;
line = new List<TextRun>();
lines.Add(line);
run = new TextRun(run, i);
line.Add(run);
continue;
} else if (c < 32)
continue;
var ch = run.Font[c];
if (ch == null) {
ch = run.Font['?'];
if (ch == null) {
ch = run.Font[' '];
if (ch == null)
continue;
}
}
run.Push(ch);
if (_width > 0f && line.Sum(tr => tr.Width) > _width) {
int count;
var back = run.FindBreak(out count);
if (i - back <= run.Start) {
if (line.Count > 1) {
line.RemoveAt(line.Count - 1);
line = new List<TextRun>();
lines.Add(line);
line.Add(run);
trim = true;
continue;
} else
back = 1;
}
i -= back - count;
run.Pop(back);
line = new List<TextRun>();
lines.Add(line);
run = new TextRun(run, i);
line.Add(run);
trim = true;
}
}
run.End = i;
_actualSize.X = lines.Max(l => l.Sum(tr => tr.Width));
_actualSize.Y = lines.Sum(l => l.Max(tr => tr.Height) + _leading);
var vertices = new List<float>();
var indices = new List<int>();
var y = 0f;
for (i = lines.Count - 1; i >= 0; --i) {
var tl = lines[i];
var x = 0f;
if (_halign == HorizontalAlignment.Right)
x = _width - tl.Sum(tr => tr.Width);
else if (_halign == HorizontalAlignment.Center)
x = Mathf.Floor((_width - tl.Sum(tr => tr.Width)) / 2f);
foreach (var tr in tl) {
tr.Build(vertices, indices, new Vector3(x, y + (tr.Font.LineHeight - tr.Font.Base), 0f));
x += tr.Width;
}
y += tl.Max(tr => tr.Height) + _leading;
}
_vbuffer.Data = vertices.ToArray();
_vbuffer.Commit();
_ibuffer.Data = indices.ToArray();
_ibuffer.Commit();
_isDirty = false;
}
private SlicedSprite (Material material, Vector2 size) : base(material, size) {
_vbuffer = new VertexBuffer(VertexFormat.PositionColorUV);
_ibuffer = new IndexBuffer();
}
