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Tests: Add a test for LibPDF pattern rendering
This is based largely on Adobe's EXAMPLE 2 on p176 of the specification, manually edited slightly and then cleaned up with mutool. https://opensource.adobe.com/dc-acrobat-sdk-docs/pdfstandards/PDF32000_2008.pdf
This commit is contained in:
Kyle Pereira
Andreas Kling
parent
8c7fc4fe6c
commit
60c7ff9db1
2 changed files with 127 additions and 0 deletions
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@ -15,6 +15,7 @@ set(TEST_FILES
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non-linearized.pdf
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non-linearized.pdf
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oss-fuzz-testcase-62065.pdf
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oss-fuzz-testcase-62065.pdf
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password-is-sup.pdf
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password-is-sup.pdf
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pattern.pdf
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text.pdf
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text.pdf
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type1.pdf
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type1.pdf
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type3.pdf
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type3.pdf
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126
Tests/LibPDF/pattern.pdf
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126
Tests/LibPDF/pattern.pdf
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@ -0,0 +1,126 @@
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%PDF-1.7
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%µ¶
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1 0 obj
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<</Pages 3 0 R/Type/Catalog>>
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endobj
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3 0 obj
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<</Count 1/Kids[5 0 R]/Type/Pages>>
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endobj
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5 0 obj
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<</Type/Page/Parent 3 0 R/Resources 10 0 R/Contents 30 0 R/MediaBox[0 0 225 225]>>
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endobj
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10 0 obj
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<</Pattern<</P1 15 0 R>>/Font<</F1 20 0 R>>>>
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endobj
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15 0 obj
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<</Type/Pattern/PatternType 1/PaintType 1/TilingType 2/BBox[0 0 100 100]/XStep 100/YStep 100/Matrix[.4 0 0 .4 0 0]/Length 632>>
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stream
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BT % Begin text object
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0.0 -0.05 TD % Move text position
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/F1 1 Tf % Set text font and size
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55 0 0 55 7.1771 10.4414 Tm % Set text matrix
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0 Tc % Set character spacing
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0 Tw % Set word spacing
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1.0 0.0 0.0 rg % Set nonstroking colour to red
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( a ) Tj % Show spade glyph
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0.7478 -0.007 TD % Move text position
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0.0 1.0 0.0 rg % Set nonstroking colour to green
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( b ) Tj % Show heart glyph
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-0.7323 0.7813 TD % Move text position
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0.0 0.0 1.0 rg % Set nonstroking colour to blue
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( c ) Tj % Show diamond glyph
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0.6913 0.007 TD % Move text position
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0.0 0.0 0.0 rg % Set nonstroking colour to black
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( d ) Tj % Show club glyph
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ET % End text object
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endstream
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endobj
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20 0 obj
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<</Type/Font/Subtype/Type1/Encoding 21 0 R/BaseFont/Helvevtica>>
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endobj
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21 0 obj
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<</Type/Encoding/Differences[1/a109/a110/a111/a112]>>
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endobj
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30 0 obj
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<</Length 1086>>
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stream
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0.0 G % Set stroking colour to black
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1.0 1.0 0.0 rg % Set nonstroking colour to yellow
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25 175 175 -150 re % Construct rectangular path
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f % Fill path
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/Pattern cs % Set pattern colour space
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/P1 scn % Set pattern as nonstroking colour
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99.92 49.92 m % Start new path
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99.92 77.52 77.52 99.92 49.92 99.92 c % Construct lower-left circle
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22.32 99.92 -0.08 77.52 -0.08 49.92 c
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-0.08 22.32 22.32 -0.08 49.92 -0.08 c
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77.52 -0.08 99.92 22.32 99.92 49.92 c
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B % Fill and stroke path
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224.96 49.92 m % Start new path
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224.96 77.52 202.56 99.92 174.96 99.92 c % Construct lower-right circle
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147.36 99.92 124.96 77.52 124.96 49.92 c
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124.96 22.32 147.36 -0.08 174.96 -0.08 c
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202.56 -0.08 224.96 22.32 224.96 49.92 c
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B % Fill and stroke path
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87.56 201.70 m % Start new path
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63.66 187.90 55.46 157.32 69.26 133.40 c % Construct upper circle
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83.06 109.50 113.66 101.30 137.56 115.10 c
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161.46 128.90 169.66 159.50 155.86 183.40 c
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142.06 207.30 111.46 215.50 87.56 201.70 c
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B % Fill and stroke path
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50 50 m % Start new path
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175 50 l % Construct triangular path
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112.5 158.253 l
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b % Close, fill, and stroke path
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endstream
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endobj
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xref
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0 31
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0000000002 00001 f
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0000000016 00000 n
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0000000004 00003 f
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0000000062 00000 n
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0000000006 00003 f
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0000000114 00000 n
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0000000007 00003 f
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0000000008 00003 f
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0000000009 00003 f
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0000000011 00003 f
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0000000213 00000 n
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0000000012 00003 f
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0000000013 00003 f
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0000000014 00003 f
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0000000016 00003 f
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0000000276 00000 n
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0000000017 00003 f
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0000000018 00003 f
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0000000019 00003 f
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0000000022 00003 f
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0000001071 00000 n
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0000001153 00000 n
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0000000023 00003 f
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0000000024 00003 f
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0000000025 00003 f
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0000000026 00003 f
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0000000027 00003 f
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0000000028 00003 f
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0000000029 00003 f
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0000000000 00003 f
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0000001224 00000 n
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trailer
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<</Size 31/Root 1 0 R>>
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startxref
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2362
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%%EOF
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