1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
|
#!/usr/bin/env python3
import PyQt5.QtGui as QtGui
import PyQt5.QtWidgets as QtWidgets
import subprocess
import sys
import xasyOptions as xo
class SvgObject:
def __init__(self, file: str):
self.file = file
def _create_call_arguments(self, dpi: int):
settings = xo.BasicConfigs.defaultOpt
return [
settings.get("rsvgConverterPath") or "rsvg-convert",
f"--dpi-x={dpi}",
f"--dpi-y={dpi}",
"--format=png",
self.file,
]
def render(self, dpi: int) -> QtGui.QImage:
callArgs = self._create_call_arguments(dpi)
try:
rawDataProc = subprocess.run(
callArgs,
stdout=subprocess.PIPE,
)
except OSError:
QtWidgets.QMessageBox.about(
None,
"rsvg-convert missing",
"Please install rsvg-convert version >= 2.40.",
)
sys.exit(-1)
return QtGui.QImage.fromData(rawDataProc.stdout, "PNG")
|