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unbuilder_test.py
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unbuilder_test.py
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from fontTools.ttLib.tables import otTables as ot
from fontTools.colorLib.builder import buildColrV1
from fontTools.colorLib.unbuilder import unbuildColrV1
import pytest
TEST_COLOR_GLYPHS = {
"glyph00010": {
"Format": int(ot.PaintFormat.PaintColrLayers),
"Layers": [
{
"Format": int(ot.PaintFormat.PaintGlyph),
"Paint": {
"Format": int(ot.PaintFormat.PaintSolid),
"PaletteIndex": 2,
"Alpha": 0.5,
},
"Glyph": "glyph00011",
},
{
"Format": int(ot.PaintFormat.PaintGlyph),
"Paint": {
"Format": int(ot.PaintFormat.PaintVarLinearGradient),
"ColorLine": {
"Extend": "repeat",
"ColorStop": [
{
"StopOffset": 0.0,
"PaletteIndex": 3,
"Alpha": 1.0,
"VarIndexBase": 0,
},
{
"StopOffset": 0.5,
"PaletteIndex": 4,
"Alpha": 1.0,
"VarIndexBase": 1,
},
{
"StopOffset": 1.0,
"PaletteIndex": 5,
"Alpha": 1.0,
"VarIndexBase": 2,
},
],
},
"x0": 1,
"y0": 2,
"x1": -3,
"y1": -4,
"x2": 5,
"y2": 6,
"VarIndexBase": 0xFFFFFFFF,
},
"Glyph": "glyph00012",
},
{
"Format": int(ot.PaintFormat.PaintGlyph),
"Paint": {
"Format": int(ot.PaintFormat.PaintVarTransform),
"Paint": {
"Format": int(ot.PaintFormat.PaintRadialGradient),
"ColorLine": {
"Extend": "pad",
"ColorStop": [
{
"StopOffset": 0,
"PaletteIndex": 6,
"Alpha": 1.0,
},
{
"StopOffset": 1.0,
"PaletteIndex": 7,
"Alpha": 0.4,
},
],
},
"x0": 7,
"y0": 8,
"r0": 9,
"x1": 10,
"y1": 11,
"r1": 12,
},
"Transform": {
"xx": -13.0,
"yx": 14.0,
"xy": 15.0,
"yy": -17.0,
"dx": 18.0,
"dy": 19.0,
"VarIndexBase": 3,
},
},
"Glyph": "glyph00013",
},
{
"Format": int(ot.PaintFormat.PaintVarTranslate),
"Paint": {
"Format": int(ot.PaintFormat.PaintRotate),
"Paint": {
"Format": int(ot.PaintFormat.PaintVarSkew),
"Paint": {
"Format": int(ot.PaintFormat.PaintGlyph),
"Paint": {
"Format": int(ot.PaintFormat.PaintSolid),
"PaletteIndex": 2,
"Alpha": 0.5,
},
"Glyph": "glyph00011",
},
"xSkewAngle": -11.0,
"ySkewAngle": 5.0,
"VarIndexBase": 4,
},
"angle": 45.0,
},
"dx": 257.0,
"dy": 258.0,
"VarIndexBase": 5,
},
],
},
"glyph00014": {
"Format": int(ot.PaintFormat.PaintComposite),
"SourcePaint": {
"Format": int(ot.PaintFormat.PaintColrGlyph),
"Glyph": "glyph00010",
},
"CompositeMode": "src_over",
"BackdropPaint": {
"Format": int(ot.PaintFormat.PaintTransform),
"Paint": {
"Format": int(ot.PaintFormat.PaintColrGlyph),
"Glyph": "glyph00010",
},
"Transform": {
"xx": 1.0,
"yx": 0.0,
"xy": 0.0,
"yy": 1.0,
"dx": 300.0,
"dy": 0.0,
},
},
},
"glyph00015": {
"Format": int(ot.PaintFormat.PaintGlyph),
"Paint": {
"Format": int(ot.PaintFormat.PaintSweepGradient),
"ColorLine": {
"Extend": "pad",
"ColorStop": [
{
"StopOffset": 0.0,
"PaletteIndex": 3,
"Alpha": 1.0,
},
{
"StopOffset": 1.0,
"PaletteIndex": 5,
"Alpha": 1.0,
},
],
},
"centerX": 259,
"centerY": 300,
"startAngle": 45.0,
"endAngle": 135.0,
},
"Glyph": "glyph00011",
},
"glyph00016": {
"Format": int(ot.PaintFormat.PaintColrLayers),
"Layers": [
{
"Format": int(ot.PaintFormat.PaintGlyph),
"Paint": {
"Format": int(ot.PaintFormat.PaintVarSolid),
"PaletteIndex": 2,
"Alpha": 0.5,
"VarIndexBase": 6,
},
"Glyph": "glyph00011",
},
{
"Format": int(ot.PaintFormat.PaintGlyph),
"Paint": {
"Format": int(ot.PaintFormat.PaintVarLinearGradient),
"ColorLine": {
"Extend": "repeat",
"ColorStop": [
{
"StopOffset": 0.0,
"PaletteIndex": 3,
"Alpha": 1.0,
"VarIndexBase": 7,
},
{
"StopOffset": 0.5,
"PaletteIndex": 4,
"Alpha": 1.0,
"VarIndexBase": 8,
},
{
"StopOffset": 1.0,
"PaletteIndex": 5,
"Alpha": 1.0,
"VarIndexBase": 9,
},
],
},
"x0": 1,
"y0": 2,
"x1": -3,
"y1": -4,
"x2": 5,
"y2": 6,
"VarIndexBase": 0xFFFFFFFF,
},
"Glyph": "glyph00012",
},
],
}
}
def test_unbuildColrV1():
layers, baseGlyphs = buildColrV1(TEST_COLOR_GLYPHS)
colorGlyphs = unbuildColrV1(layers, baseGlyphs)
assert colorGlyphs == TEST_COLOR_GLYPHS
def test_unbuildColrV1_noLayers():
_, baseGlyphsV1 = buildColrV1(TEST_COLOR_GLYPHS)
# Just looking to see we don't crash
unbuildColrV1(None, baseGlyphsV1)