private void DrawText(float x, float y, float maxX, float size, FontInfo font, string text)
{
// text = text.RemoveDiacritics();
float height = size * font.HeightRatio;
Gl.glBegin(Gl.GL_QUADS);
TextureManager.Instance.ChangeTextureForQuads(font.TextureName);
float currentX = x;
float currentY = y;
for (int i = 0; i < text.Length; i++)
{
char c = text[i];
if (c < 32 || c > 127)
{
c = ' ';
}
float[] texCoords = font.GetTexCoords(c);
Gl.glTexCoord2f(texCoords[0], texCoords[3]);
Gl.glVertex3f(currentX, currentY, 0.0f);
Gl.glTexCoord2f(texCoords[2], texCoords[3]);
Gl.glVertex3f(currentX + size, currentY, 0.0f);
Gl.glTexCoord2f(texCoords[2], texCoords[1]);
Gl.glVertex3f(currentX + size, currentY + height, 0.0f);
Gl.glTexCoord2f(texCoords[0], texCoords[1]);
Gl.glVertex3f(currentX, currentY + height, 0.0f);
currentX += size;
if (currentX >= maxX)
{
currentY -= height;
currentX = x;
}
}
Gl.glEnd();
}
internal void LoadFonts()
{
DirectoryInfo fontsDir = new DirectoryInfo(_FontsPath);
FileInfo[] fonts = fontsDir.GetFiles("*.jpg");
int[] fontTextureNames = new int[fonts.Length];
lock (_LoadLock)
{
Gl.glGenTextures(fontTextureNames.Length, fontTextureNames);
for (int i = 0; i < fontTextureNames.Length; i++)
{
string path = fonts[i].FullName;
string name = fonts[i].Name;
// load texture into opengl
BindTexture(fontTextureNames[i], path, 256, 256);
float heightRatio = 0.0f;
float rowSize = 0.0f;
int[] paddings = new int[4];
foreach (string fontInfoData in File.ReadAllLines(path + ".info"))
{
string[] frags = fontInfoData.Split('=');
switch (frags[0])
{
case "heightRatio":
heightRatio = float.Parse(frags[1], CultureInfo.InvariantCulture);
break;
case "padding":
string[] paddingData = frags[1].Split(';');
for (int p = 0; p < 4; p++)
{
paddings[p] = Convert.ToInt32(paddingData[p]);
}
break;
case "rowSize":
rowSize = float.Parse(frags[1], CultureInfo.InvariantCulture);
break;
}
}
// store texture by name
FontInfo fontInfo = new FontInfo(name, heightRatio, rowSize, paddings, fontTextureNames[i]);
_FontTextureMap.Add(name.Substring(0, name.IndexOf(".jpg")), fontInfo);
}
_Textures.AddRange(fontTextureNames);
}
}
private void DrawHud()
{
Gl.glLoadIdentity();
Gl.glOrtho(-100, 100, -100, 100, 0, 5);
Gl.glDisable(Gl.GL_TEXTURE_2D);
Gl.glColor3fv(Configuration.Customization.HudColor.ToArray());
Gl.glLineWidth(2.0f);
// draw crosshair
Gl.glBegin(Gl.GL_LINES);
Gl.glVertex3f(5.0f, 0.0f, 0.0f);
Gl.glVertex3f(3.0f, 0.0f, 0.0f);
Gl.glVertex3f(-5.0f, 0.0f, 0.0f);
Gl.glVertex3f(-3.0f, 0.0f, 0.0f);
Gl.glVertex3f(0.0f, 5.0f, 0.0f);
Gl.glVertex3f(0.0f, 3.0f, 0.0f);
Gl.glVertex3f(0.0f, -5.0f, 0.0f);
Gl.glVertex3f(0.0f, -3.0f, 0.0f);
Gl.glEnd();
// draw selected material frame
Gl.glBegin(Gl.GL_QUADS);
Gl.glVertex3f(95.25f, -44.75f, 0.0f);
Gl.glVertex3f(84.75f, -44.75f, 0.0f);
Gl.glVertex3f(84.75f, -55.25f, 0.0f);
Gl.glVertex3f(95.25f, -55.25f, 0.0f);
Gl.glEnd();
// draw selected material top face
Gl.glEnable(Gl.GL_TEXTURE_2D);
Gl.glColor3f(1.0f, 1.0f, 1.0f);
Gl.glBegin(Gl.GL_QUADS);
TextureManager.Instance.ChangeTextureForQuads(Material.GetMaterial(Player.SelectedMaterial)[Sides.BackY]);
Gl.glTexCoord2f(1.0f, 0.0f);
Gl.glVertex3f(95.0f, -45.0f, 0.0f);
Gl.glTexCoord2f(0.0f, 0.0f);
Gl.glVertex3f(85.0f, -45.0f, 0.0f);
Gl.glTexCoord2f(0.0f, 1.0f);
Gl.glVertex3f(85.0f, -55.0f, 0.0f);
Gl.glTexCoord2f(1.0f, 1.0f);
Gl.glVertex3f(95.0f, -55.0f, 0.0f);
Gl.glEnd();
// draw chat
FontInfo font = TextureManager.Instance.GetFont("consolas");
float x = -95.0f;
float y = -55.0f;
float maxXchat = -10.0f;
float maxXtextBox = 80.0f;
float size = 1.5f;
// draw player's chat message editor line
Gl.glColor3fv(Configuration.Customization.HudColor.ToArray());
if (_ChatBoxActive)
{
DrawText(x - 3.0f, y, maxXtextBox, size, font, "> ");
}
DrawText(x, y, maxXtextBox, size, font, _CurrentChatMessage);
// draw last 10 messages
Gl.glColor3f(1.0f, 1.0f, 1.0f);
for (int i = _ChatHistory.Count - 1; i >= 0 && i >= _ChatHistory.Count - 6; i--)
{
y += MeasureTextLines(x, maxXchat, size, _ChatHistory[i].Length) * size * font.HeightRatio;
DrawText(x, y, maxXchat, size, font, _ChatHistory[i]);
}
Gl.glDisable(Gl.GL_TEXTURE_2D);
}