Mercurial > hgrepos > Python2 > PyMuPDF

annotate tests/test_drawings.py @ 1:1d09e1dec1d9 upstream

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ADD: PyMuPDF v1.26.4: the original sdist. It does not yet contain MuPDF. This normally will be downloaded when building PyMuPDF.
author Franz Glasner <fzglas.hg@dom66.de>
date Mon, 15 Sep 2025 11:37:51 +0200
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1 """
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2 Extract drawings of a PDF page and compare with stored expected result.
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3 """
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4
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5 import io
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6 import os
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7 import sys
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8 import pprint
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9
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10 import pymupdf
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11
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12 scriptdir = os.path.abspath(os.path.dirname(__file__))
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13 filename = os.path.join(scriptdir, "resources", "symbol-list.pdf")
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14 symbols = os.path.join(scriptdir, "resources", "symbols.txt")
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15
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16
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17 def test_drawings1():
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18 symbols_text = open(symbols).read() # expected result
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19 doc = pymupdf.open(filename)
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20 page = doc[0]
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21 paths = page.get_cdrawings()
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22 out = io.StringIO() # pprint output goes here
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23 pprint.pprint(paths, stream=out)
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24 assert symbols_text == out.getvalue()
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25
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26
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27 def test_drawings2():
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28 delta = (0, 20, 0, 20)
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29 doc = pymupdf.open()
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30 page = doc.new_page()
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31
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32 r = pymupdf.Rect(100, 100, 200, 200)
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33 page.draw_circle(r.br, 2, color=0)
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34 r += delta
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35
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36 page.draw_line(r.tl, r.br, color=0)
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37 r += delta
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38
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39 page.draw_oval(r, color=0)
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40 r += delta
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41
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42 page.draw_rect(r, color=0)
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43 r += delta
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44
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45 page.draw_quad(r.quad, color=0)
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46 r += delta
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47
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48 page.draw_polyline((r.tl, r.tr, r.br), color=0)
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49 r += delta
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50
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51 page.draw_bezier(r.tl, r.tr, r.br, r.bl, color=0)
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52 r += delta
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53
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54 page.draw_curve(r.tl, r.tr, r.br, color=0)
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55 r += delta
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56
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57 page.draw_squiggle(r.tl, r.br, color=0)
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58 r += delta
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59
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60 rects = [p["rect"] for p in page.get_cdrawings()]
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61 bboxes = [b[1] for b in page.get_bboxlog()]
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62 for i, r in enumerate(rects):
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63 assert pymupdf.Rect(r) in pymupdf.Rect(bboxes[i])
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64
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65
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66 def _dict_difference(a, b):
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67 """
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68 Verifies that dictionaries "a", "b"
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69 * have the same keys and values, except for key "items":
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70 * the items list of "a" must be one shorter but otherwise equal the "b" items
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71
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72 Returns last item of b["items"].
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73 """
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74 assert a.keys() == b.keys()
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75 for k in a.keys():
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76 v1 = a[k]
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77 v2 = b[k]
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78 if k != "items":
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79 assert v1 == v2
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80 else:
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81 assert v1 == v2[:-1]
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82 rc = v2[-1]
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83 return rc
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84
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85
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86 def test_drawings3():
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87 doc = pymupdf.open()
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88 page1 = doc.new_page()
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89 shape1 = page1.new_shape()
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90 shape1.draw_line((10, 10), (10, 50))
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91 shape1.draw_line((10, 50), (100, 100))
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92 shape1.finish(closePath=False)
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93 shape1.commit()
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94 drawings1 = page1.get_drawings()[0]
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95
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96 page2 = doc.new_page()
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97 shape2 = page2.new_shape()
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98 shape2.draw_line((10, 10), (10, 50))
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99 shape2.draw_line((10, 50), (100, 100))
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100 shape2.finish(closePath=True)
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101 shape2.commit()
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102 drawings2 = page2.get_drawings()[0]
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103
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104 assert _dict_difference(drawings1, drawings2) == ("l", (100, 100), (10, 10))
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105
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106 page3 = doc.new_page()
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107 shape3 = page3.new_shape()
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108 shape3.draw_line((10, 10), (10, 50))
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109 shape3.draw_line((10, 50), (100, 100))
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110 shape3.draw_line((100, 100), (50, 70))
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111 shape3.finish(closePath=False)
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112 shape3.commit()
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113 drawings3 = page3.get_drawings()[0]
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114
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115 page4 = doc.new_page()
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116 shape4 = page4.new_shape()
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117 shape4.draw_line((10, 10), (10, 50))
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diff changeset
118 shape4.draw_line((10, 50), (100, 100))
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parents:
diff changeset
119 shape4.draw_line((100, 100), (50, 70))
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parents:
diff changeset
120 shape4.finish(closePath=True)
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parents:
diff changeset
121 shape4.commit()
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parents:
diff changeset
122 drawings4 = page4.get_drawings()[0]
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parents:
diff changeset
123
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parents:
diff changeset
124 assert _dict_difference(drawings3, drawings4) == ("l", (50, 70), (10, 10))
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parents:
diff changeset
125
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Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
126
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diff changeset
127 def test_2365():
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parents:
diff changeset
128 """Draw a filled rectangle on a new page.
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diff changeset
129
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parents:
diff changeset
130 Then extract the page's vector graphics and confirm that only one path
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Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
131 was generated which has all the right properties."""
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diff changeset
132 doc = pymupdf.open()
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parents:
diff changeset
133 page = doc.new_page()
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diff changeset
134 rect = pymupdf.Rect(100, 100, 200, 200)
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parents:
diff changeset
135 page.draw_rect(
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parents:
diff changeset
136 rect, color=pymupdf.pdfcolor["black"], fill=pymupdf.pdfcolor["yellow"], width=3
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parents:
diff changeset
137 )
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parents:
diff changeset
138 paths = page.get_drawings()
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parents:
diff changeset
139 assert len(paths) == 1
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diff changeset
140 path = paths[0]
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parents:
diff changeset
141 assert path["type"] == "fs"
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diff changeset
142 assert path["fill"] == pymupdf.pdfcolor["yellow"]
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parents:
diff changeset
143 assert path["fill_opacity"] == 1
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parents:
diff changeset
144 assert path["color"] == pymupdf.pdfcolor["black"]
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parents:
diff changeset
145 assert path["stroke_opacity"] == 1
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parents:
diff changeset
146 assert path["width"] == 3
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parents:
diff changeset
147 assert path["rect"] == rect
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diff changeset
148
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Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
149
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diff changeset
150 def test_2462():
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diff changeset
151 """
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parents:
diff changeset
152 Assertion happens, if this code does NOT bring down the interpreter.
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diff changeset
153
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Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
154 Background:
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parents:
diff changeset
155 We previously ignored clips for non-vector-graphics. However, ending
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
156 a clip does not refer back the object(s) that have been clipped.
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parents:
diff changeset
157 In order to correctly compute the "scissor" rectangle, we now keep track
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
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parents:
diff changeset
158 of the clipped object type.
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parents:
diff changeset
159 """
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Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
160 doc = pymupdf.open(f"{scriptdir}/resources/test-2462.pdf")
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
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parents:
diff changeset
161 page = doc[0]
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parents:
diff changeset
162 vg = page.get_drawings(extended=True)
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Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
163
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Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
164
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Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
165 def test_2556():
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Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
166 """Ensure that incomplete clip paths will be properly ignored."""
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parents:
diff changeset
167 doc = pymupdf.open() # new empty PDF
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parents:
diff changeset
168 page = doc.new_page() # new page
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parents:
diff changeset
169 # following contains an incomplete clip
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parents:
diff changeset
170 c = b"q 50 697.6 400 100.0 re W n q 0 0 m W n Q "
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Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
171 xref = doc.get_new_xref() # prepare /Contents object for page
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Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
172 doc.update_object(xref, "<<>>") # new xref now is a dictionary
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parents:
diff changeset
173 doc.update_stream(xref, c) # store drawing commands
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Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
174 page.set_contents(xref) # give the page this xref as /Contents
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parents:
diff changeset
175 # following will bring down interpreter if fix not installed
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parents:
diff changeset
176 assert page.get_drawings(extended=True)
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Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
177
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Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
178
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Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
179 def test_3207():
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parents:
diff changeset
180 """Example graphics with multiple "close path" commands within same path.
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parents:
diff changeset
181
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parents:
diff changeset
182 The fix translates a close-path commands into an additional line
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Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
183 which connects the current point with a preceding "move" target.
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Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
184 The example page has 2 paths which each contain 2 close-path
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Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
185 commands after 2 normal "line" commands, i.e. 2 command sequences
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
186 "move-to, line-to, line-to, close-path".
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
187 This is converted into 3 connected lines, where the last end point
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
188 is connect to the start point of the first line.
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
189 So, in the sequence of lines / points
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
190
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
191 (p0, p1), (p2, p3), (p4, p5), (p6, p7), (p8, p9), (p10, p11)
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
192
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Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
193 point p5 must equal p0, and p11 must equal p6 (for each of the
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
194 two paths in the example).
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
195 """
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
196 filename = os.path.join(scriptdir, "resources", "test-3207.pdf")
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
197 doc = pymupdf.open(filename)
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
198 page = doc[0]
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
199 paths = page.get_drawings()
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
200 assert len(paths) == 2
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
201
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
202 path0 = paths[0]
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
203 items = path0["items"]
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
204 assert len(items) == 6
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
205 p0 = items[0][1]
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
206 p5 = items[2][2]
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
207 p6 = items[3][1]
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
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parents:
diff changeset
208 p11 = items[5][2]
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
209 assert p0 == p5
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
210 assert p6 == p11
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
211
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
212 path1 = paths[1]
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
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parents:
diff changeset
213 items = path1["items"]
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
214 assert len(items) == 6
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
215 p0 = items[0][1]
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
216 p5 = items[2][2]
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
217 p6 = items[3][1]
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
218 p11 = items[5][2]
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
219 assert p0 == p5
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
220 assert p6 == p11
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
221
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
222
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
223 def test_3591():
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
224 """Confirm correct scaling factor for rotation matrices."""
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
225 filename = os.path.join(scriptdir, "resources", "test-3591.pdf")
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
226 doc = pymupdf.open(filename)
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
227 page = doc[0]
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
228 paths = page.get_drawings()
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
229 for p in paths:
1d09e1dec1d9 ADD: PyMuPDF v1.26.4: the original sdist.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
230 assert p["width"] == 15