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test roundtripping variable COLRv1 with a working VarIndexMap and VarStore

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This commit is contained in:
Cosimo Lupo 2021-07-23 17:25:05 +01:00
parent 29a2ebf813
commit b74ffb4cda
1 changed files with 68 additions and 9 deletions
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77
Tests/ttLib/tables/C_O_L_R_test.py
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@ -159,7 +159,7 @@ COLR_V1_SAMPLE = (
(b"\x00\x01\x00\x00", "VarAffine2x3.yy (1.0)"),
(b"\x01\x2c\x00\x00", "VarAffine2x3.dx (300.0)"),
(b"\x00\x00\x00\x00", "VarAffine2x3.dy (0.0)"),
(b"\xff\xff\xff\xff", "VarIndexBase (0xFFFFFFF)"),
(b"\x00\x00\x00\x00", "VarIndexBase (0)"),
(b"\x0a", "BaseGlyphPaintRecord[1].Paint.SourcePaint.Format (10)"),
(b"\x00\x00\x06", "Offset to Paint subtable from beginning of PaintGlyph (6)"),
(b"\x00\x0b", "BaseGlyphPaintRecord[1].Paint.SourcePaint.Glyph (11)"),
@ -203,7 +203,7 @@ COLR_V1_SAMPLE = (
(b"\x03", "LayerList.Paint[0].Paint.Format (3)"),
(b"\x00\x02", "Paint.PaletteIndex (2)"),
(b" \x00", "Paint.Alpha.value (0.5)"),
(b"\xff\xff\xff\xff", "VarIndexBase (0xFFFFFFFF)"),
(b"\x00\x00\x00\x06", "VarIndexBase (6)"),
# PaintGlyph glyph00012
(b"\x0a", "LayerList.Paint[1].Format (10)"),
(b"\x00\x00\x06", "Offset to Paint subtable from beginning of PaintGlyph (6)"),
@ -248,12 +248,12 @@ COLR_V1_SAMPLE = (
(b"\x00\x00", "ColorLine.ColorStop[0].StopOffset.value (0.0)"),
(b"\x00\x06", "ColorLine.ColorStop[0].PaletteIndex (6)"),
(b"@\x00", "ColorLine.ColorStop[0].Alpha.value (1.0)"),
(b"\x00\x00\x00\x00", "VarIndexBase (0)"),
(b"\xff\xff\xff\xff", "VarIndexBase (0xFFFFFFFF)"),
(b"@\x00", "ColorLine.ColorStop[1].StopOffset.value (1.0)"),
(b"\x00\x07", "ColorLine.ColorStop[1].PaletteIndex (7)"),
(b"\x19\x9a", "ColorLine.ColorStop[1].Alpha.value (0.4)"),
(b"\x00\x00\x00\x01", "VarIndexBase (1)"),
(b"\x00\x00\x00\x07", "VarIndexBase (7)"),
(b"\xff\xf3\x00\x00", "Affine2x3.xx (-13)"),
(b"\x00\x0e\x00\x00", "Affine2x3.xy (14)"),
(b"\x00\x0f\x00\x00", "Affine2x3.yx (15)"),
@ -351,7 +351,7 @@ COLR_V1_XML = [
' <yy value="1.0"/>',
' <dx value="300.0"/>',
' <dy value="0.0"/>',
' <VarIndexBase/>',
' <VarIndexBase value="0"/>',
" </Transform>",
" </BackdropPaint>",
" </Paint>",
@ -389,7 +389,7 @@ COLR_V1_XML = [
' <Paint Format="3"><!-- PaintVarSolid -->',
' <PaletteIndex value="2"/>',
' <Alpha value="0.5"/>',
' <VarIndexBase/>',
' <VarIndexBase value="6"/>',
" </Paint>",
' <Glyph value="glyph00011"/>',
" </Paint>",
@ -433,13 +433,13 @@ COLR_V1_XML = [
' <StopOffset value="0.0"/>',
' <PaletteIndex value="6"/>',
' <Alpha value="1.0"/>',
' <VarIndexBase value="0"/>',
" <VarIndexBase/>",
" </ColorStop>",
' <ColorStop index="1">',
' <StopOffset value="1.0"/>',
' <PaletteIndex value="7"/>',
' <Alpha value="0.4"/>',
' <VarIndexBase value="1"/>',
' <VarIndexBase value="7"/>',
" </ColorStop>",
" </ColorLine>",
' <x0 value="7"/>',
@ -448,7 +448,7 @@ COLR_V1_XML = [
' <x1 value="10"/>',
' <y1 value="11"/>',
' <r1 value="12"/>',
' <VarIndexBase/>',
" <VarIndexBase/>",
" </Paint>",
" <Transform>",
' <xx value="-13.0"/>',
@ -484,6 +484,52 @@ COLR_V1_XML = [
"</LayerList>",
]
COLR_V1_VAR_XML = [
'<VarIndexMap Format="0">',
' <Map index="0" outer="1" inner="1"/>',
' <Map index="1" outer="1" inner="0"/>',
' <Map index="2" outer="1" inner="0"/>',
' <Map index="3" outer="1" inner="1"/>',
' <Map index="4" outer="1" inner="0"/>',
' <Map index="5" outer="1" inner="0"/>',
' <Map index="6" outer="0" inner="2"/>',
' <Map index="7" outer="0" inner="0"/>',
' <Map index="8" outer="0" inner="1"/>',
"</VarIndexMap>",
'<VarStore Format="1">',
' <Format value="1"/>',
" <VarRegionList>",
" <!-- RegionAxisCount=1 -->",
" <!-- RegionCount=1 -->",
' <Region index="0">',
' <VarRegionAxis index="0">',
' <StartCoord value="0.0"/>',
' <PeakCoord value="1.0"/>',
' <EndCoord value="1.0"/>',
" </VarRegionAxis>",
" </Region>",
" </VarRegionList>",
" <!-- VarDataCount=2 -->",
' <VarData index="0">',
" <!-- ItemCount=3 -->",
' <NumShorts value="1"/>',
" <!-- VarRegionCount=1 -->",
' <VarRegionIndex index="0" value="0"/>',
' <Item index="0" value="[-3277]"/>',
' <Item index="1" value="[6553]"/>',
' <Item index="2" value="[8192]"/>',
" </VarData>",
' <VarData index="1">',
" <!-- ItemCount=2 -->",
' <NumShorts value="32769"/>',
" <!-- VarRegionCount=1 -->",
' <VarRegionIndex index="0" value="0"/>',
' <Item index="0" value="[0]"/>',
' <Item index="1" value="[65536]"/>',
" </VarData>",
"</VarStore>",
]
class COLR_V1_Test(object):
def test_decompile_and_compile(self, font):
@ -513,3 +559,16 @@ class COLR_V1_Test(object):
colr = table_C_O_L_R_()
colr.decompile(compiled, font)
assert getXML(colr.toXML, font) == COLR_V1_XML
class COLR_V1_Variable_Test(object):
def test_round_trip_xml(self, font):
colr = table_C_O_L_R_()
xml = COLR_V1_XML + COLR_V1_VAR_XML
for name, attrs, content in parseXML(xml):
colr.fromXML(name, attrs, content, font)
compiled = colr.compile(font)
colr = table_C_O_L_R_()
colr.decompile(compiled, font)
assert getXML(colr.toXML, font) == xml