/// <summary>
/// Different line wrapping functionality -- contributed by MightyM.
/// http://www.tasharen.com/forum/index.php?topic=1049.0
/// </summary>
public string GetEndOfLineThatFits(string text, float maxWidth, bool encoding, SymbolStyle symbolStyle)
{
if (mReplacement != null)
{
return(mReplacement.GetEndOfLineThatFits(text, maxWidth, encoding, symbolStyle));
}
int lineWidth = Mathf.RoundToInt(maxWidth * size);
if (lineWidth < 1)
{
return(text);
}
int textLength = text.Length;
int remainingWidth = lineWidth;
BMGlyph followingGlyph = null;
int currentCharacterIndex = textLength;
bool useSymbols = encoding && symbolStyle != SymbolStyle.None && hasSymbols;
while (currentCharacterIndex > 0 && remainingWidth > 0)
{
char currentCharacter = text[--currentCharacterIndex];
// See if there is a symbol matching this text
BMSymbol symbol = useSymbols ? MatchSymbol(text, currentCharacterIndex, textLength) : null;
// Calculate how wide this symbol or character is going to be
int glyphWidth = mSpacingX;
if (symbol != null && symbol.Validate(atlas))
{
glyphWidth += symbol.advance;
}
else
{
// Find the glyph for this character
BMGlyph glyph = mFont.GetGlyph(currentCharacter);
if (glyph != null)
{
glyphWidth += glyph.advance + ((followingGlyph == null) ? 0 : followingGlyph.GetKerning(currentCharacter));
followingGlyph = glyph;
}
else
{
followingGlyph = null;
continue;
}
}
// Remaining width after this glyph gets printed
remainingWidth -= glyphWidth;
}
if (remainingWidth < 0)
{
++currentCharacterIndex;
}
return(text.Substring(currentCharacterIndex, textLength - currentCharacterIndex));
}
private BMSymbol MatchSymbol(string text, int offset, int textLength)
{
int count = this.mSymbols.Count;
if (count != 0)
{
textLength -= offset;
for (int i = 0; i < count; i++)
{
BMSymbol symbol = this.mSymbols[i];
int length = symbol.length;
if ((length != 0) && (textLength >= length))
{
bool flag = true;
for (int j = 0; j < length; j++)
{
if (text[offset + j] != symbol.sequence[j])
{
flag = false;
break;
}
}
if (flag && symbol.Validate(this.atlas))
{
return(symbol);
}
}
}
}
return(null);
}
public BMSymbol MatchSymbol(string text, int offset, int textLength)
{
int count = mSymbols.Count;
if (count == 0)
{
return(null);
}
textLength -= offset;
for (int i = 0; i < count; i++)
{
BMSymbol bMSymbol = mSymbols[i];
int length = bMSymbol.length;
if (length != 0 && textLength >= length)
{
bool flag = true;
for (int j = 0; j < length; j++)
{
if (text[offset + j] != bMSymbol.sequence[j])
{
flag = false;
break;
}
}
if (flag && bMSymbol.Validate(atlas))
{
return(bMSymbol);
}
}
}
return(null);
}
public BMSymbol MatchSymbol(string text, int offset, int textLength)
{
int count = this.mSymbols.get_Count();
if (count == 0)
{
return null;
}
textLength -= offset;
for (int i = 0; i < count; i++)
{
BMSymbol bMSymbol = this.mSymbols.get_Item(i);
int length = bMSymbol.length;
if (length != 0 && textLength >= length)
{
bool flag = true;
for (int j = 0; j < length; j++)
{
if (text.get_Chars(offset + j) != bMSymbol.sequence.get_Chars(j))
{
flag = false;
break;
}
}
if (flag && bMSymbol.Validate(this.atlas))
{
return bMSymbol;
}
}
}
return null;
}
public BMSymbol MatchSymbol(String text, Int32 offset, Int32 textLength)
{
Int32 count = this.mSymbols.Count;
if (count == 0)
{
return((BMSymbol)null);
}
textLength -= offset;
for (Int32 i = 0; i < count; i++)
{
BMSymbol bmsymbol = this.mSymbols[i];
Int32 length = bmsymbol.length;
if (length != 0 && textLength >= length)
{
Boolean flag = true;
for (Int32 j = 0; j < length; j++)
{
if (text[offset + j] != bmsymbol.sequence[j])
{
flag = false;
break;
}
}
if (flag && bmsymbol.Validate(this.atlas))
{
return(bmsymbol);
}
}
}
return((BMSymbol)null);
}
static public int Validate(IntPtr l)
{
try {
BMSymbol self = (BMSymbol)checkSelf(l);
UIAtlas a1;
checkType(l, 2, out a1);
var ret = self.Validate(a1);
pushValue(l, true);
pushValue(l, ret);
return(2);
}
catch (Exception e) {
return(error(l, e));
}
}
/// <summary>
/// Retrieve the symbol at the beginning of the specified sequence, if a match is found.
/// </summary>
public BMSymbol MatchSymbol(string text, int offset, int textLength)
{
// No symbols present
int count = mSymbols.Count;
if (count == 0)
{
return(null);
}
textLength -= offset;
// Run through all symbols
for (int i = 0; i < count; ++i)
{
BMSymbol sym = mSymbols[i];
// If the symbol's length is longer, move on
int symbolLength = sym.length;
if (symbolLength == 0 || textLength < symbolLength)
{
continue;
}
bool match = true;
// Match the characters
for (int c = 0; c < symbolLength; ++c)
{
if (text[offset + c] != sym.sequence[c])
{
match = false;
break;
}
}
// Match found
if (match && sym.Validate(atlas))
{
return(sym);
}
}
return(null);
}
// Token: 0x060006C5 RID: 1733 RVA: 0x00037A38 File Offset: 0x00035C38
public BMSymbol MatchSymbol(string text, int offset, int textLength)
{
INGUIFont replacement = this.replacement;
if (replacement != null)
{
return(replacement.MatchSymbol(text, offset, textLength));
}
int count = this.mSymbols.Count;
if (count == 0)
{
return(null);
}
textLength -= offset;
for (int i = 0; i < count; i++)
{
BMSymbol bmsymbol = this.mSymbols[i];
int length = bmsymbol.length;
if (length != 0 && textLength >= length)
{
bool flag = true;
for (int j = 0; j < length; j++)
{
if (text[offset + j] != bmsymbol.sequence[j])
{
flag = false;
break;
}
}
if (flag && bmsymbol.Validate(this.atlas))
{
return(bmsymbol);
}
}
}
return(null);
}
public void Print(string text, Color32 color, BetterList <Vector3> verts, BetterList <Vector2> uvs, BetterList <Color32> cols,
bool encoding, SymbolStyle symbolStyle, Alignment alignment, int lineWidth, bool premultiply)
#endif
{
if (mReplacement != null)
{
mReplacement.Print(text, color, verts, uvs, cols, encoding, symbolStyle, alignment, lineWidth, premultiply);
}
else if (mFont != null && text != null)
{
if (!mFont.isValid)
{
Debug.LogError("Attempting to print using an invalid font!");
return;
}
mColors.Clear();
mColors.Add(color);
Vector2 scale = mFont.charSize > 0 ? new Vector2(1f / mFont.charSize, 1f / mFont.charSize) : Vector2.one;
int indexOffset = verts.size;
int maxX = 0;
int x = 0;
int y = 0;
int prev = 0;
int lineHeight = (mFont.charSize + mSpacingY);
Vector3 v0 = Vector3.zero, v1 = Vector3.zero;
Vector2 u0 = Vector2.zero, u1 = Vector2.zero;
float invX = uvRect.width / mFont.texWidth;
float invY = mUVRect.height / mFont.texHeight;
int textLength = text.Length;
bool useSymbols = encoding && symbolStyle != SymbolStyle.None && hasSymbols && sprite != null;
for (int i = 0; i < textLength; ++i)
{
char c = text[i];
if (c == '\n')
{
if (x > maxX)
{
maxX = x;
}
if (alignment != Alignment.Left)
{
Align(verts, indexOffset, alignment, x, lineWidth);
indexOffset = verts.size;
}
x = 0;
y += lineHeight;
prev = 0;
continue;
}
if (c < ' ')
{
prev = 0;
continue;
}
if (encoding && c == '[')
{
int retVal = NGUITools.ParseSymbol(text, i, mColors, premultiply);
if (retVal > 0)
{
color = mColors[mColors.Count - 1];
i += retVal - 1;
continue;
}
}
// See if there is a symbol matching this text
BMSymbol symbol = useSymbols ? MatchSymbol(text, i, textLength) : null;
if (symbol == null || !symbol.Validate(atlas))
{
BMGlyph glyph = mFont.GetGlyph(c);
if (glyph == null)
{
continue;
}
if (prev != 0)
{
x += glyph.GetKerning(prev);
}
if (c == ' ')
{
x += mSpacingX + glyph.advance;
prev = c;
continue;
}
v0.x = scale.x * (x + glyph.offsetX);
v0.y = -scale.y * (y + glyph.offsetY);
v1.x = v0.x + scale.x * glyph.width;
v1.y = v0.y - scale.y * glyph.height;
u0.x = mUVRect.xMin + invX * glyph.x;
u0.y = mUVRect.yMax - invY * glyph.y;
u1.x = u0.x + invX * glyph.width;
u1.y = u0.y - invY * glyph.height;
x += mSpacingX + glyph.advance;
prev = c;
if (glyph.channel == 0 || glyph.channel == 15)
{
for (int b = 0; b < 4; ++b)
{
cols.Add(color);
}
}
else
{
// Packed fonts come as alpha masks in each of the RGBA channels.
// In order to use it we need to use a special shader.
//
// Limitations:
// - Effects (drop shadow, outline) will not work.
// - Should not be a part of the atlas (eastern fonts rarely are anyway).
// - Lower color precision
Color col = color;
col *= 0.49f;
switch (glyph.channel)
{
case 1: col.b += 0.51f; break;
case 2: col.g += 0.51f; break;
case 4: col.r += 0.51f; break;
case 8: col.a += 0.51f; break;
}
for (int b = 0; b < 4; ++b)
{
cols.Add(col);
}
}
}
else
{
v0.x = scale.x * (x + symbol.offsetX);
v0.y = -scale.y * (y + symbol.offsetY);
v1.x = v0.x + scale.x * symbol.width;
v1.y = v0.y - scale.y * symbol.height;
Rect uv = symbol.uvRect;
u0.x = uv.xMin;
u0.y = uv.yMax;
u1.x = uv.xMax;
u1.y = uv.yMin;
x += mSpacingX + symbol.advance;
i += symbol.length - 1;
prev = 0;
if (symbolStyle == SymbolStyle.Colored)
{
for (int b = 0; b < 4; ++b)
{
cols.Add(color);
}
}
else
{
Color32 col = Color.white;
col.a = color.a;
for (int b = 0; b < 4; ++b)
{
cols.Add(col);
}
}
}
verts.Add(new Vector3(v1.x, v0.y));
verts.Add(new Vector3(v1.x, v1.y));
verts.Add(new Vector3(v0.x, v1.y));
verts.Add(new Vector3(v0.x, v0.y));
uvs.Add(new Vector2(u1.x, u0.y));
uvs.Add(new Vector2(u1.x, u1.y));
uvs.Add(new Vector2(u0.x, u1.y));
uvs.Add(new Vector2(u0.x, u0.y));
}
if (alignment != Alignment.Left && indexOffset < verts.size)
{
Align(verts, indexOffset, alignment, x, lineWidth);
indexOffset = verts.size;
}
}
}
/// <summary>
/// Text wrapping functionality. The 'maxWidth' should be in local coordinates (take pixels and divide them by transform's scale).
/// </summary>
public string WrapText(string text, float maxWidth, int maxLineCount, bool encoding, SymbolStyle symbolStyle)
{
if (mReplacement != null)
{
return(mReplacement.WrapText(text, maxWidth, maxLineCount, encoding, symbolStyle));
}
// Width of the line in pixels
int lineWidth = Mathf.RoundToInt(maxWidth * size);
if (lineWidth < 1)
{
return(text);
}
StringBuilder sb = new StringBuilder();
int textLength = text.Length;
int remainingWidth = lineWidth;
int previousChar = 0;
int start = 0;
int offset = 0;
bool lineIsEmpty = true;
bool multiline = (maxLineCount != 1);
int lineCount = 1;
bool useSymbols = encoding && symbolStyle != SymbolStyle.None && hasSymbols;
// Run through all characters
for (; offset < textLength; ++offset)
{
char ch = text[offset];
// New line character -- start a new line
if (ch == '\n')
{
if (!multiline || lineCount == maxLineCount)
{
break;
}
remainingWidth = lineWidth;
// Add the previous word to the final string
if (start < offset)
{
sb.Append(text.Substring(start, offset - start + 1));
}
else
{
sb.Append(ch);
}
lineIsEmpty = true;
++lineCount;
start = offset + 1;
previousChar = 0;
continue;
}
// If this marks the end of a word, add it to the final string.
if (ch == ' ' && previousChar != ' ' && start < offset)
{
sb.Append(text.Substring(start, offset - start + 1));
lineIsEmpty = false;
start = offset + 1;
previousChar = ch;
}
// When encoded symbols such as [RrGgBb] or [-] are encountered, skip past them
if (encoding && ch == '[')
{
if (offset + 2 < textLength)
{
if (text[offset + 1] == '-' && text[offset + 2] == ']')
{
offset += 2;
continue;
}
else if (offset + 7 < textLength && text[offset + 7] == ']')
{
if (NGUITools.EncodeColor(NGUITools.ParseColor(text, offset + 1)) == text.Substring(offset + 1, 6).ToUpper())
{
offset += 7;
continue;
}
}
}
}
// See if there is a symbol matching this text
BMSymbol symbol = useSymbols ? MatchSymbol(text, offset, textLength) : null;
// Calculate how wide this symbol or character is going to be
int glyphWidth = mSpacingX;
if (symbol != null && symbol.Validate(atlas))
{
glyphWidth += symbol.advance;
}
else
{
// Find the glyph for this character
BMGlyph glyph = (symbol == null) ? mFont.GetGlyph(ch) : null;
if (glyph != null)
{
glyphWidth += (previousChar != 0) ? glyph.advance + glyph.GetKerning(previousChar) : glyph.advance;
}
else
{
continue;
}
}
// Remaining width after this glyph gets printed
remainingWidth -= glyphWidth;
// Doesn't fit?
if (remainingWidth < 0)
{
// Can't start a new line
if (lineIsEmpty || !multiline || lineCount == maxLineCount)
{
// This is the first word on the line -- add it up to the character that fits
sb.Append(text.Substring(start, Mathf.Max(0, offset - start)));
if (!multiline || lineCount == maxLineCount)
{
start = offset;
break;
}
EndLine(ref sb);
// Start a brand-new line
lineIsEmpty = true;
++lineCount;
if (ch == ' ')
{
start = offset + 1;
remainingWidth = lineWidth;
}
else
{
start = offset;
remainingWidth = lineWidth - glyphWidth;
}
previousChar = 0;
}
else
{
// Skip all spaces before the word
while (start < textLength && text[start] == ' ')
{
++start;
}
// Revert the position to the beginning of the word and reset the line
lineIsEmpty = true;
remainingWidth = lineWidth;
offset = start - 1;
previousChar = 0;
if (!multiline || lineCount == maxLineCount)
{
break;
}
++lineCount;
EndLine(ref sb);
continue;
}
}
else
{
previousChar = ch;
}
// Advance the offset past the symbol
if (symbol != null)
{
offset += symbol.length - 1;
previousChar = 0;
}
}
if (start < offset)
{
sb.Append(text.Substring(start, offset - start));
}
return(sb.ToString());
}
/// <summary>
/// Get the printed size of the specified string. The returned value is in local coordinates. Multiply by transform's scale to get pixels.
/// </summary>
public Vector2 CalculatePrintedSize(string text, bool encoding, SymbolStyle symbolStyle)
{
if (mReplacement != null)
{
return(mReplacement.CalculatePrintedSize(text, encoding, symbolStyle));
}
Vector2 v = Vector2.zero;
if (mFont != null && mFont.isValid && !string.IsNullOrEmpty(text))
{
if (encoding)
{
text = NGUITools.StripSymbols(text);
}
int length = text.Length;
int maxX = 0;
int x = 0;
int y = 0;
int prev = 0;
int lineHeight = (mFont.charSize + mSpacingY);
bool useSymbols = encoding && symbolStyle != SymbolStyle.None && hasSymbols;
for (int i = 0; i < length; ++i)
{
char c = text[i];
// Start a new line
if (c == '\n')
{
if (x > maxX)
{
maxX = x;
}
x = 0;
y += lineHeight;
prev = 0;
continue;
}
// Skip invalid characters
if (c < ' ')
{
prev = 0; continue;
}
// See if there is a symbol matching this text
BMSymbol symbol = useSymbols ? MatchSymbol(text, i, length) : null;
if (symbol == null || !symbol.Validate(atlas))
{
// Get the glyph for this character
BMGlyph glyph = mFont.GetGlyph(c);
if (glyph != null)
{
x += mSpacingX + ((prev != 0) ? glyph.advance + glyph.GetKerning(prev) : glyph.advance);
prev = c;
}
}
else
{
// Symbol found -- use it
x += mSpacingX + symbol.advance;
i += symbol.length - 1;
prev = 0;
}
}
// Convert from pixel coordinates to local coordinates
float scale = (mFont.charSize > 0) ? 1f / mFont.charSize : 1f;
v.x = scale * ((x > maxX) ? x : maxX);
v.y = scale * (y + lineHeight);
}
return(v);
}
