private void UpdateSprite(CCFont.Char c, int index, Vector3 position)
{
// vertex order is
// 01
// 32
Vector2 corner;
corner.x = c.uMin;
corner.y = c.vMax;
uv[index] = corner;
corner.x = c.uMax;
uv[index + 1] = corner;
corner.y = c.vMin;
uv[index + 2] = corner;
corner.x = c.uMin;
uv[index + 3] = corner;
position.x += c.xOffset;
position.y += c.yOffset;
vertices[index] = position;
position.x += c.width;
vertices[index + 1] = position;
position.y -= c.height;
vertices[index + 2] = position;
position.x -= c.width;
vertices[index + 3] = position;
}
private static CCFont.Char ParseGlyph(int width, int height, float scale)
{
ReadNextLine();
CCFont.Char c = new CCFont.Char();
c.kerningIds = new int[0];
c.id = currentLine["id"];
float
w = currentLine["width"],
h = currentLine["height"];
c.uMin = (currentLine["x"] + 0.5f) / width;
c.uMax = c.uMin + w / width;
c.vMin = (height - h - currentLine["y"] - 0.5f) / height;
c.vMax = c.vMin + h / height;
c.xOffset = currentLine["xoffset"] * scale;
c.width = w * scale;
c.yOffset = -currentLine["yoffset"] * scale;
c.height = h * scale;
c.advance = currentLine["xadvance"] * scale;
return(c);
}
private void Import(string filePath)
{
lines = File.ReadAllLines(filePath);
currentLine = new Dictionary <string, int>();
currentLineIndex = 0;
do
{
ReadNextLine();
}while(currentLineType != null && currentLineType != "common");
int
pixelLineHeight = currentLine["lineHeight"],
width = currentLine["scaleW"],
height = currentLine["scaleH"];
float
baseline = (float)currentLine["base"] / pixelLineHeight,
pixelScale = 1f / pixelLineHeight,
leftMargin = 0f,
rightMargin = 0f,
topMargin = 0f,
bottomMargin = 0f;
CCFont.Char[] asciiGlyphs = new CCFont.Char['~' - ' '];
List <CCFont.Char> otherGlyphs = new List <CCFont.Char>();
// read character data
do
{
ReadNextLine();
}while(currentLineType != null && currentLineType != "chars");
for (int i = 0, l = currentLine["count"]; i < l; i++)
{
CCFont.Char c = ParseGlyph(width, height, pixelScale);
if (c.xOffset < leftMargin)
{
leftMargin = c.xOffset;
}
if (c.xOffset + c.width - c.advance > rightMargin)
{
rightMargin = c.xOffset + c.width - c.advance;
}
if (c.yOffset > topMargin)
{
topMargin = c.yOffset;
}
if (c.height - c.yOffset > bottomMargin)
{
bottomMargin = c.height - c.yOffset;
}
if (c.id == ' ')
{
// set space advance
font.spaceAdvance = c.advance;
}
else if ('!' <= c.id && c.id <= '~')
{
asciiGlyphs[c.id - '!'] = c;
}
else if (c.id > 127)
{
// add everything else that isn't a control character
otherGlyphs.Add(c);
}
}
// set missing ASCII characters
CCFont.Char missing = new CCFont.Char();
missing.kerningIds = new int[0];
for (int i = 0; i < '~' - ' '; i++)
{
if (asciiGlyphs[i] == null)
{
asciiGlyphs[i] = missing;
}
}
// set font data
font.pixelLineHeight = pixelLineHeight;
font.baseline = baseline;
font.pixelScale = pixelScale;
font.leftMargin = -leftMargin;
font.rightMargin = rightMargin;
font.topMargin = topMargin;
font.bottomMargin = bottomMargin - 1f;
font.asciiChars = asciiGlyphs;
font.otherChars = otherGlyphs.ToArray();
Array.Sort(font.otherChars, new CharComparer());
// add kernings
do
{
ReadNextLine();
}while(currentLineType != null && currentLineType != "kernings");
if (currentLineType != null && currentLine["count"] > 0)
{
font.supportsKerning = true;
int l = currentLine["count"];
ReadNextLine();
int currentCharId = currentLine["first"];
List <int> kerningIds = new List <int>();
List <float> kernings = new List <float>();
for (int i = 0; i < l; i++)
{
if (currentCharId != currentLine["first"])
{
CCFont.Char c = font[(char)currentCharId];
c.kerningIds = kerningIds.ToArray();
c.kernings = kernings.ToArray();
Array.Sort(c.kerningIds, c.kernings);
kernings.Clear();
kerningIds.Clear();
currentCharId = currentLine["first"];
}
kerningIds.Add(currentLine["second"]);
kernings.Add(currentLine["amount"] * pixelScale);
ReadNextLine();
}
}
else
{
font.supportsKerning = false;
}
currentLine = null;
}