public Box2 GetBounds()
{
float posX = transform.position.X;
float posY = transform.position.Y;
float halfX = 0.5f * transform.scale.X;
float halfY = 0.5f * transform.scale.Y;
Box2 box = new OpenTK.Box2(posX - halfX, posY + halfY, posX + halfX, posY - halfY);
return(box);
}
public void DrawTexturedQuad(int TextureID, Box2 Box, Box2 subImageBox)
{
GL.Color4(1.0f, 1.0f, 1.0f, 1.0f);
GL.Enable(EnableCap.Texture2D);
GL.Enable(EnableCap.Blend);
GL.BlendFunc(BlendingFactorSrc.SrcAlpha, BlendingFactorDest.OneMinusSrcAlpha);
GL.BindTexture(TextureTarget.Texture2D, TextureID);
GL.Begin(PrimitiveType.Quads);
GL.TexCoord2(subImageBox.Left, subImageBox.Top); GL.Vertex2(Box.Left, Box.Bottom);
GL.TexCoord2(subImageBox.Right, subImageBox.Top); GL.Vertex2(Box.Right, Box.Bottom);
GL.TexCoord2(subImageBox.Right, subImageBox.Bottom); GL.Vertex2(Box.Right, Box.Top);
GL.TexCoord2(subImageBox.Left, subImageBox.Bottom); GL.Vertex2(Box.Left, Box.Top);
GL.End();
GL.BindTexture(TextureTarget.Texture2D, 0);
}
public void DrawBox(Box2 box, Color4 fillColor, Color4 outlineColor)
{
if (fillColor.A > 0.0f)
{
SetColor(fillColor);
GL.Begin(PrimitiveType.Quads);
GL.Vertex2(box.Left, box.Bottom);
GL.Vertex2(box.Right, box.Bottom);
GL.Vertex2(box.Right, box.Top);
GL.Vertex2(box.Left, box.Top);
GL.End();
}
if (outlineColor.A > 0.0f)
{
SetColor(outlineColor);
GL.Begin(PrimitiveType.LineLoop);
GL.Vertex2(box.Left, box.Bottom);
GL.Vertex2(box.Right, box.Bottom);
GL.Vertex2(box.Right, box.Top);
GL.Vertex2(box.Left, box.Top);
GL.End();
}
}
private Box2 BoundingBox()
{
if (!bounding_box_is_good)
{
boundingBox = new Box2(float.PositiveInfinity, float.NegativeInfinity, float.NegativeInfinity, float.PositiveInfinity);
foreach (Vector2 p in Points)
{
if (p.X > boundingBox.Right)
{
boundingBox.Right = p.X;
}
if (p.X < boundingBox.Left)
{
boundingBox.Left = p.X;
}
if (p.Y > boundingBox.Top)
{
boundingBox.Top = p.Y;
}
if (p.Y < boundingBox.Bottom)
{
boundingBox.Bottom = p.Y;
}
}
boundingBox.Bottom -= width / 2;
boundingBox.Top += width / 2;
boundingBox.Left -= width / 2;
boundingBox.Right += width / 2;
bounding_box_is_good = true;
}
return boundingBox;
}
public static void FillBox(Box2 b)
{
GL.Begin(BeginMode.Quads);
GL.Vertex2(b.Bottom, b.Left);
GL.Vertex2(b.Bottom, b.Right);
GL.Vertex2(b.Top, b.Right);
GL.Vertex2(b.Top, b.Left);
GL.End();
}
public void SetBounds(Box2 bound)
{
m_bounds = bound;
}
public SizeF Measure(string text, int width, QFontAlignment alignment)
{
var dims = new Box2 (0, 0, width, 0);
return Measure (text, dims, alignment);
}
/// <summary>
/// Measures the actual width and height of the block of text.
/// </summary>
/// <param name="text"></param>
/// <param name="bounds"></param>
/// <param name="alignment"></param>
/// <returns></returns>
public SizeF Measure(string text, Box2 bounds, QFontAlignment alignment)
{
var processedText = ProcessText(text, bounds, alignment);
return Measure(processedText);
}
public void PrintToVBO(string text, QFontAlignment alignment, Vector3 position, Color color, Box2 maxSize)
{
Options.Colour = color;
PrintOffset = position;
Print(text, maxSize, alignment);
}
public void Print(string text, Box2 maxSize, QFontAlignment alignment, Vector2 position)
{
position = TransformPositionToViewport(position);
position = LockToPixel(position);
GL.PushMatrix();
GL.Translate(position.X, position.Y, 0f);
Print(text, maxSize, alignment);
GL.PopMatrix();
}
public void Print(string text, int maxSize, QFontAlignment alignment)
{
var dims = new Box2 (0, 0, maxSize, 0);
Print(text, dims, alignment);
}
/// <summary>
/// Creates node list object associated with the text.
/// </summary>
/// <param name="text"></param>
/// <param name = "maxSize"></param>
/// <param name = "alignment"></param>
/// <returns></returns>
public ProcessedText ProcessText(string text, Box2 maxSize, QFontAlignment alignment)
{
//TODO: bring justify and alignment calculations in here
var width = TransformWidthToViewport(maxSize.Width);
var nodeList = new TextNodeList(text);
nodeList.MeasureNodes(fontData, Options);
//we "crumble" words that are two long so that that can be split up
var nodesToCrumble = new List<TextNode>();
foreach (TextNode node in nodeList)
if ((!Options.WordWrap || node.Length >= width) && node.Type == TextNodeType.Word)
nodesToCrumble.Add(node);
foreach (var node in nodesToCrumble)
nodeList.Crumble(node, 1);
//need to measure crumbled words
nodeList.MeasureNodes(fontData, Options);
var processedText = new ProcessedText();
processedText.textNodeList = nodeList;
processedText.maxWidth = width;
processedText.alignment = alignment;
return processedText;
}
/// <summary>
/// Prints text inside the given bounds.
/// </summary>
/// <param name="text"></param>
/// <param name="maxSize"></param>
/// <param name="alignment"></param>
public void Print(string text, Box2 maxSize, QFontAlignment alignment)
{
var processedText = ProcessText(text, maxSize, alignment);
Print(processedText);
}
public void DrawTexturedQuad(int TextureID, Box2 Box, Color4 color, bool flipX)
{
SetColor(color);
GL.Enable(EnableCap.Texture2D);
GL.Enable(EnableCap.Blend);
GL.BlendFunc(BlendingFactorSrc.SrcAlpha, BlendingFactorDest.OneMinusSrcAlpha);
GL.BindTexture(TextureTarget.Texture2D, TextureID);
GL.Begin(PrimitiveType.Quads);
if (!flipX)
{
GL.TexCoord2(0.0f, 1.0f); GL.Vertex2(Box.Left, Box.Bottom);
GL.TexCoord2(1.0f, 1.0f); GL.Vertex2(Box.Right, Box.Bottom);
GL.TexCoord2(1.0f, 0.0f); GL.Vertex2(Box.Right, Box.Top);
GL.TexCoord2(0.0f, 0.0f); GL.Vertex2(Box.Left, Box.Top);
}
else
{
GL.TexCoord2(1.0f, 1.0f); GL.Vertex2(Box.Left, Box.Bottom);
GL.TexCoord2(0.0f, 1.0f); GL.Vertex2(Box.Right, Box.Bottom);
GL.TexCoord2(0.0f, 0.0f); GL.Vertex2(Box.Right, Box.Top);
GL.TexCoord2(1.0f, 0.0f); GL.Vertex2(Box.Left, Box.Top);
}
GL.End();
GL.BindTexture(TextureTarget.Texture2D, 0);
}
