228 lines
4.8 KiB
Python
228 lines
4.8 KiB
Python
#!/usr/bin/env python3
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import easymacro as app
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ID_EXTENSION = ''
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TITLE = 'ZAZ Latex2SVG'
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_ = None
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TEMPLATE = """\documentclass{{article}}
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\\usepackage[a5paper, landscape]{{geometry}}
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\\usepackage{{xcolor}}
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\\usepackage{{amssymb}}
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\\usepackage{{amsmath}}
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\pagestyle{{empty}}
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\\begin{{document}}
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\\begingroup
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\Huge
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\[ {} \]
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\endgroup
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\end{{document}}
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"""
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class Controllers(object):
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def __init__(self, dlg):
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self.d = dlg
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self._path = ''
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def cmd_close_action(self, event):
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self.d.close()
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return
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def cmd_preview_action(self, event):
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code = self.d.text.value
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if not code:
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msg = _('Write some code')
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app.errorbox(msg)
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return
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self._path = _latex_to_svg(code)
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self.d.image.url = self._path
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return
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def cmd_insert_action(self, event):
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if not self._path:
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msg = _('First, generate preview')
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app.errorbox(msg)
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return
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attr = {}
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sel = app.selection
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if hasattr(sel, 'anchor'):
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attr = sel.size
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anchor = sel.anchor
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anchor.dp.remove(sel)
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sel = anchor
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image = sel.insert_image(self._path, attr)
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image.description = self.d.text.value
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self.d.close()
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return
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def validate_app():
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msg1 = _('Not found')
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msg2 = _('Found')
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result = msg1
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if app.paths.exists_app('pdflatex'):
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result = msg2
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msg = f'pdflatex = {result}\n'
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result = msg1
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if app.paths.exists_app('pdfcrop'):
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result = msg2
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msg += f'pdfcrop = {result}\n'
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result = msg1
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if app.paths.exists_app('pdf2svg'):
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result = msg2
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msg += f'pdf2svg = {result}\n\n'
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msg += _('Not used, if not found some application.')
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app.msgbox(msg)
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return
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def _latex_to_svg(code):
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NAME = 'temp'
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data = TEMPLATE.format(code)
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dt = app.paths.dir_tmp()
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path_tex = app._P.join(dt.name, f'{NAME}.tex')
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path_pdf = app._P.join(dt.name, f'{NAME}.pdf')
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path_svg = app._P.join(app._P.temp_dir, f'{NAME}.svg')
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app.paths.save(path_tex, data)
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cmd = f'pdflatex --interaction=batchmode -output-directory="{dt.name}" "{path_tex}"'
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app.run(cmd)
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cmd = f'pdfcrop "{path_pdf}" "{path_pdf}"'
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app.run(cmd)
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cmd = f'pdf2svg "{path_pdf}" "{path_svg}"'
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app.run(cmd)
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if not app.paths.exists(path_svg):
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path_svg = ''
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dt.cleanup()
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return path_svg
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def from_selection():
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doc = app.active
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sel = doc.selection
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data = sel.value
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path_svg = _latex_to_svg(data)
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sel = sel.offset()
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args = {}
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if doc.type == 'writer':
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args = {'Width': 5000, 'Height': 2000}
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image = sel.insert_image(path_svg, args)
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image.description = data
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return
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def _create_dialog():
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args = {
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'Name': 'dialog',
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'Title': TITLE,
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'Width': 270,
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'Height': 260,
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}
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dlg = app.create_dialog(args)
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dlg.id = ID_EXTENSION
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dlg.events = Controllers
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args = {
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'Type': 'Label',
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'Name': 'lbl_code',
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'Label': _('Latex code'),
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'Width': 70,
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'Height': 10,
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'X': 10,
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'Y': 5,
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'VerticalAlign': 1,
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}
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dlg.add_control(args)
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args = {
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'Type': 'Text',
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'Name': 'text',
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'Width': 250,
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'Height': 75,
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'MultiLine': True,
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'VScroll': True,
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}
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dlg.add_control(args)
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args = {
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'Type': 'Button',
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'Name': 'cmd_preview',
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'Label': _('Preview'),
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'Width': 70,
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'Height': 20,
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'ImageURL': 'preview.svg',
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'ImagePosition': 1,
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}
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dlg.add_control(args)
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args = {
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'Type': 'Image',
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'Name': 'image',
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'Width': 250,
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'Height': 100,
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}
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dlg.add_control(args)
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args = {
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'Type': 'Button',
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'Name': 'cmd_insert',
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'Label': _('Insert'),
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'Width': 70,
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'Height': 20,
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'ImageURL': 'insert.svg',
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'ImagePosition': 1,
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}
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dlg.add_control(args)
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args = {
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'Type': 'Button',
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'Name': 'cmd_close',
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'Label': _('Close'),
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'Width': 70,
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'Height': 20,
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'ImageURL': 'close.svg',
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'ImagePosition': 1,
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}
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dlg.add_control(args)
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dlg.text.move(dlg.lbl_code)
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dlg.cmd_preview.move(dlg.text, center=True)
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dlg.image.move(dlg.cmd_preview, center=True)
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dlg.cmd_insert.move(dlg.image)
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dlg.cmd_close.move(dlg.image)
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controls = (dlg.cmd_insert, dlg.cmd_close)
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dlg.center(controls)
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return dlg
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def from_dialog():
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dlg = _create_dialog()
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sel = app.selection
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if hasattr(sel, 'description'):
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dlg.text.value = sel.description
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dlg.open()
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return
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def run(args, path_locales):
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global _
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_ = app.install_locales(path_locales)
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globals()[args]()
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return
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