names possibility

src/pixie.nim

@@ -339,7 +339,7 @@ proc fillText*(
   wrap = true,
   kerning = true
 ) =
-  for path in font.typesetPaths(
+  for path in font.typeset(
     text,
     bounds,
     hAlign,
@@ -347,7 +347,7 @@ proc fillText*(
     textCase,
     wrap,
     kerning
-  ):
+  ).paths:
     image.fillPath(path, color, transform)
 
 proc fillText*(
@@ -362,7 +362,7 @@ proc fillText*(
   wrap = true,
   kerning = true
 ) =
-  for path in font.typesetPaths(
+  for path in font.typeset(
     text,
     bounds,
     hAlign,
@@ -370,7 +370,7 @@ proc fillText*(
     textCase,
     wrap,
     kerning
-  ):
+  ).paths:
     mask.fillPath(path, transform)
 
 proc strokeText*(
@@ -387,7 +387,7 @@ proc strokeText*(
   wrap = true,
   kerning = true
 ) =
-  for path in font.typesetPaths(
+  for path in font.typeset(
     text,
     bounds,
     hAlign,
@@ -395,7 +395,7 @@ proc strokeText*(
     textCase,
     wrap,
     kerning
-  ):
+  ).paths:
     image.strokePath(path, color, transform, strokeWidth)
 
 proc strokeText*(
@@ -411,7 +411,7 @@ proc strokeText*(
   wrap = true,
   kerning = true
 ) =
-  for path in font.typesetPaths(
+  for path in font.typeset(
     text,
     bounds,
     hAlign,
@@ -419,5 +419,5 @@ proc strokeText*(
     textCase,
     wrap,
     kerning
-  ):
+  ).paths:
     mask.strokePath(path, transform, strokeWidth)

src/pixie/fonts.nim

@@ -1,4 +1,4 @@
-import pixie/fontformats/opentype, pixie/fontformats/svgfont, pixie/paths,
+import bumpy, pixie/fontformats/opentype, pixie/fontformats/svgfont, pixie/paths,
     unicode, vmath
 
 const AutoLineHeight* = -1.float32 ## Use default line height for the font size
@@ -13,9 +13,11 @@ type
     size*: float32 ## Font size in pixels.
     lineHeight*: float32 ## The line height in pixels or AutoLineHeight for the font's default line height.
 
-  Typesetting* = ref object
+  Arrangement* = ref object
+    font*: Font
     runes*: seq[Rune]
     positions*: seq[Vec2]
+    selectionRects*: seq[Rect]
 
   HAlignMode* = enum
     haLeft
@@ -116,8 +118,9 @@ proc typeset*(
   textCase = tcNormal,
   wrap = true,
   kerning = true
-): Typesetting =
-  result = Typesetting()
+): Arrangement =
+  result = Arrangement()
+  result.font = font
   result.runes = toRunes(text)
   result.runes.convertTextCase(textCase)
   result.positions.setLen(result.runes.len)
@@ -128,7 +131,7 @@ proc typeset*(
     else:
       font.defaultLineHeight
 
-  proc glyphAdvance(
+  proc advance(
     font: Font, runes: seq[Rune], i: int, kerning: bool
   ): float32 {.inline.} =
     if kerning and i + 1 < runes.len:
@@ -145,7 +148,7 @@ proc typeset*(
     if rune.canWrap():
       prevCanWrap = i
 
-    let advance = glyphAdvance(font, result.runes, i, kerning)
+    let advance = advance(font, result.runes, i, kerning)
     if rune != Rune(32) and bounds.x > 0 and at.x + advance > bounds.x:
       # Wrap to new line
       at.x = 0
@@ -155,34 +158,16 @@ proc typeset*(
       if prevCanWrap > 0 and prevCanWrap != i:
         for j in prevCanWrap + 1 ..< i:
           result.positions[j] = at
-          at.x += glyphAdvance(font, result.runes, j, kerning)
+          at.x += advance(font, result.runes, j, kerning)
 
     result.positions[i] = at
     at.x += advance
 
-iterator typesetPaths*(
-  font: Font,
-  text: string,
-  bounds = vec2(0, 0),
-  hAlign = haLeft,
-  vAlign = vaTop,
-  textCase = tcNormal,
-  wrap = true,
-  kerning = true
-): Path =
-  let typesetText = font.typeset(
-    text,
-    bounds,
-    hAlign,
-    vAlign,
-    textCase,
-    wrap,
-    kerning
-  )
-  for i in 0 ..< typesetText.runes.len:
-    var path = font.typeface.getGlyphPath(typesetText.runes[i])
+iterator paths*(arrangement: Arrangement): Path =
+  for i in 0 ..< arrangement.runes.len:
+    var path = arrangement.font.typeface.getGlyphPath(arrangement.runes[i])
     path.transform(
-      translate(typesetText.positions[i]) * scale(vec2(font.scale))
+      translate(arrangement.positions[i]) * scale(vec2(arrangement.font.scale))
     )
     yield path
 

tests/benchmark_fonts.nim

@@ -2,7 +2,7 @@ import benchy, pixie
 
 const text = "Lorem ipsum dolor sit amet, consectetur adipiscing elit. Duis in quam in nulla bibendum luctus. Integer dui lectus, ultricies commodo enim quis, laoreet lacinia erat. Vivamus ultrices maximus risus, non aliquam quam sagittis quis. Ut nec diam vitae tortor interdum ullamcorper in aliquet velit. Ut sed lobortis mi. Nulla venenatis lectus varius justo lacinia, quis sollicitudin nunc ultrices. Donec a suscipit arcu, id egestas neque. Nullam commodo pharetra est. Nullam gravida nibh eget quam venenatis lacinia. Vestibulum et libero arcu. Sed dignissim enim eros. Nullam eleifend luctus erat sed luctus. Nunc tincidunt, mi nec tincidunt tristique, ex nulla lobortis sem, sit amet finibus purus justo non massa."
 
-var font = readFont("tests/fonts/Roboto-Regular.ttf")
+var font = readFont("tests/fonts/Roboto-Regular_1.ttf")
 font.size = 16
 
 timeIt "typeset":