void RefreshGridPreview()
{
mImporterRefreshPreview = false;
if (mFont.atlas == null)
{
for (int i = 0; i < kPreviewTextLength; i++)
{
mPreviewCoords[i] = new Rect(0, 0, 0, 0);
mPreviewRects[i] = new Rect(0, 0, 0, 0);
}
return;
}
mPreviewRectWidth = kPreviewTextLength * mImporterCharWidth;
mPreviewRectHeight = mImporterCharHeight;
GiraffeSprite sprite = mFont.atlas.GetSprite(mFont.spriteName);
float invWidth = 1.0f / mFont.atlas.texture.width;
float invHeight = 1.0f / mFont.atlas.texture.height;
sprite.Refresh(invWidth, invHeight);
float cw = mImporterCharWidth * invWidth;
float ch = mImporterCharHeight * invHeight;
int charsPerLine = sprite.width / mImporterCharWidth;
if (charsPerLine == 0)
{
for (int i = 0; i < kPreviewTextLength; i++)
{
mPreviewCoords[i] = new Rect(0, 0, mImporterCharWidth, mImporterCharHeight);
mPreviewRects[i] = new Rect(0, 0, 0, 0);
}
return;
}
for (int i = 0; i < kPreviewTextLength; i++)
{
mPreviewCoords[i] = new Rect(i * mImporterCharWidth, 0, mImporterCharWidth, mImporterCharHeight);
char c = kPreviewText[i];
int p = mImporterString.IndexOf(c);
if (p == -1)
{
mPreviewRects[i] = new Rect(0, 0, 0, 0);
continue;
}
int x = p % charsPerLine;
int y = p / charsPerLine;
float x0 = sprite.x0 + cw * x;
float y0 = sprite.y1 - (ch * y) - ch;
mPreviewRects[i] = new Rect(x0, y0, cw, ch);
}
}
GiraffeSprite ProcessSprite(GiraffeSprite sprite)
{
if (sprite.refreshNeeded)
{
float invTexWidth = 1.0f / texture.width;
float invTexHeight = 1.0f / texture.height;
sprite.Refresh(invTexWidth, invTexHeight);
}
return(sprite);
}
void Initialise()
{
sprite = atlas.GetSprite(spriteName);
float invTexWidth = 1.0f / atlas.texture.width;
float invTexHeight = 1.0f / atlas.texture.height;
characters = new Dictionary <char, GiraffeFontGlyph>(glyphs.Length);
characterRangeMin = char.MaxValue;
characterRangeMax = char.MinValue;
for (int i = 0; i < glyphs.Length; i++)
{
GiraffeFontGlyph glyph = glyphs[i];
char c = (char)glyph.character;
characters.Add(c, glyph);
if (c < characterRangeMin)
{
characterRangeMin = c;
}
if (c > characterRangeMax)
{
characterRangeMax = c;
}
GiraffeSprite glyphSprite = new GiraffeSprite();
glyph.sprite = glyphSprite;
glyphSprite.left = glyph.x + sprite.left;
glyphSprite.top = glyph.y + sprite.top;
glyphSprite.width = glyph.width;
glyphSprite.height = glyph.height;
glyphSprite.Refresh(invTexWidth, invTexHeight);
}
}