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d0e513d437
This update the pybootchartgui code to the latest release from its new location at "https://github.com/mmeeks/bootchart". This only imports the relevant parts, and not all of bootchart2. (From OE-Core rev: 6f1568e54a7808b2ab568618fc5bb244249579f1) Signed-off-by: Peter Kjellerstedt <peter.kjellerstedt@axis.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
47 lines
1.7 KiB
Python
47 lines
1.7 KiB
Python
# This file is part of pybootchartgui.
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# pybootchartgui is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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# pybootchartgui is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with pybootchartgui. If not, see <http://www.gnu.org/licenses/>.
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import cairo
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from . import draw
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from .draw import RenderOptions
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def render(writer, trace, app_options, filename):
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handlers = {
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"png": (lambda w, h: cairo.ImageSurface(cairo.FORMAT_ARGB32, w, h), \
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lambda sfc: sfc.write_to_png(filename)),
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"pdf": (lambda w, h: cairo.PDFSurface(filename, w, h), lambda sfc: 0),
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"svg": (lambda w, h: cairo.SVGSurface(filename, w, h), lambda sfc: 0)
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}
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if app_options.format is None:
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fmt = filename.rsplit('.', 1)[1]
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else:
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fmt = app_options.format
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if not (fmt in handlers):
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writer.error ("Unknown format '%s'." % fmt)
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return 10
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make_surface, write_surface = handlers[fmt]
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options = RenderOptions (app_options)
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(w, h) = draw.extents (options, 1.0, trace)
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w = max (w, draw.MIN_IMG_W)
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surface = make_surface (w, h)
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ctx = cairo.Context (surface)
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draw.render (ctx, options, 1.0, trace)
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write_surface (surface)
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writer.status ("bootchart written to '%s'" % filename)
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