Beispiel #1
0
def put_font_all_glyphs(master, glyph=None, preload=False, force_update=False):
    gliflist = extract_gliflist_from_ufo(master,
                                         glyph=glyph,
                                         extract_first=preload)
    fontpath = op.join(master.get_ufo_path(), 'glyphs')

    glyphs = []
    for ch1 in gliflist:
        glyphName, ext = buildfname(ch1)
        if not glyphName or glyphName.startswith('.') or ext not in ["glif"]:
            continue

        if force_update:
            glyph_obj = Glyph.get(name=glyphName, master_id=master.id)
            if glyph_obj:
                GlyphPointParam.filter(glyph_id=glyph_obj.id).delete()
                GlyphPoint.filter(glyph_id=glyph_obj.id).delete()
                Glyph.delete(glyph_obj)

        glif = etree.parse(op.join(fontpath, ch1))
        newglyph_obj = create_glyph(glif, master)
        if newglyph_obj:
            glyphs.append(newglyph_obj.name)

    try:
        return glyphs[0]
    except IndexError:
        return
Beispiel #2
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def put_font_all_glyphs(master, glyph=None, preload=False, force_update=False):
    gliflist = extract_gliflist_from_ufo(master, glyph=glyph,
                                         extract_first=preload)
    fontpath = op.join(master.get_ufo_path(), 'glyphs')

    glyphs = []
    for ch1 in gliflist:
        glyphName, ext = buildfname(ch1)
        if not glyphName or glyphName.startswith('.') or ext not in ["glif"]:
            continue

        if force_update:
            glyph_obj = Glyph.get(name=glyphName, master_id=master.id)
            if glyph_obj:
                GlyphPointParam.filter(glyph_id=glyph_obj.id).delete()
                GlyphPoint.filter(glyph_id=glyph_obj.id).delete()
                Glyph.delete(glyph_obj)

        glif = etree.parse(op.join(fontpath, ch1))
        newglyph_obj = create_glyph(glif, master)
        if newglyph_obj:
            glyphs.append(newglyph_obj.name)

    try:
        return glyphs[0]
    except IndexError:
        return
Beispiel #3
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def create_glyph(glif, master):
    itemlist = glif.find('advance')
    width = itemlist.get('width')

    glyph = glif.getroot()
    glyphname = glyph.get('name')

    if master.project.mfparser == 'pen':
        pointsets = get_pointsets(glif)
    else:
        pointsets = get_controlpmode_pointsets(glif)

    if Glyph.exists(name=glyphname, master_id=master.id):
        return

    glyph = Glyph.create(name=glyphname,
                         width=width,
                         master_id=master.id,
                         project_id=master.project_id,
                         width_new=width)

    for pointset in pointsets:
        pointset.save_to_database(glyph)

    return glyph
Beispiel #4
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def get_glyphs_jsondata(glyphid, master):
    """ Returns dictionary with glyph's information for concrete master and
        interpolated glyph.

        Example result:

        ```yaml
        ---
          M: {} # same as `get_json`
          R: {} # same as `get_json`
          master_id: 1
        ```
    """
    project = master.project
    masters = project.get_ordered_masters()
    glyph = Glyph.get(master_id=master.id, name=glyphid)

    metapost = Metapost(project)
    metapost.execute_interpolated_single(glyph)

    instancelog = project.get_instancelog(masters[0].version)
    M_glyphjson = get_glyph_info_from_log(instancelog, glyphid)

    metapost.execute_single(master, glyph)

    instancelog = project.get_instancelog(master.version, 'a')
    glyphjson = get_glyph_info_from_log(instancelog, glyphid, master)

    return {'M': M_glyphjson, 'R': glyphjson, 'master_id': master.id}
Beispiel #5
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def get_glyphs_jsondata(glyphid, master):
    """ Returns dictionary with glyph's information for concrete master and
        interpolated glyph.

        Example result:

        ```yaml
        ---
          M: {} # same as `get_json`
          R: {} # same as `get_json`
          master_id: 1
        ```
    """
    project = master.project
    masters = project.get_ordered_masters()
    glyph = Glyph.get(master_id=master.id, name=glyphid)

    metapost = Metapost(project)
    metapost.execute_interpolated_single(glyph)

    instancelog = project.get_instancelog(masters[0].version)
    M_glyphjson = get_glyph_info_from_log(instancelog, glyphid)

    metapost.execute_single(master, glyph)
    instancelog = project.get_instancelog(master.version, 'a')
    glyphjson = get_glyph_info_from_log(instancelog, glyphid, master)

    return {'M': M_glyphjson, 'R': glyphjson, 'master_id': master.id}
Beispiel #6
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def get_glyph_points_from_db(master, glyphid):
    """ Returns json with information about glyphs' points including coords
        and point parameters.

        Example result:
        ```yaml
        ---
          width: 1680
          points:
           -
             x: 12
             y: 123
             pointnr: 1
             iszpoint: true
             data:
               width: 1680
               width_new: 1490
               # then list of another point parameters
        ```
    """
    # todo: move mflist to another common module
    glyph = Glyph.get(master_id=master.id, name=glyphid)

    localparam = LocalParam.get(id=master.idlocala)

    # this is still not fast, but it's 5 times faster than without
    # .options(joinedload(GlyphPoint.glyphpoint)) option,
    # FIXME: queries like this belong explicitly into model-land
    points = (GlyphPoint.filter(glyph_id=glyph.id).join(
        GlyphPoint.glyphpoint).options(joinedload(
            GlyphPoint.glyphpoint)).order_by(GlyphPoint.pointnr.asc())).all()

    _points = []
    for point in points:
        param = point.glyphpoint[
            0]  # FIXME: bad naming here, see comment in GlyphPointParam

        iszpoint = False
        if re.match('z(\d+)[lr]', param.pointname):
            iszpoint = True

        x = point.x
        if localparam:
            x += localparam.px

        params = param.as_dict()
        params.update({'width': glyph.width})
        params.update({'width_new': glyph.width_new})
        _points.append({
            'x': x,
            'y': point.y,
            'pointnr': point.pointnr,
            'iszpoint': iszpoint,
            'data': params
        })
    return {'width': glyph.width, 'points': _points}
Beispiel #7
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def get_glyph_points_from_db(master, glyphid):
    """ Returns json with information about glyphs' points including coords
        and point parameters.

        Example result:
        ```yaml
        ---
          width: 1680
          points:
           -
             x: 12
             y: 123
             pointnr: 1
             iszpoint: true
             data:
               width: 1680
               width_new: 1490
               # then list of another point parameters
        ```
    """
    # todo: move mflist to another common module
    glyph = Glyph.get(master_id=master.id, name=glyphid)
    
    localparam = LocalParam.get(id=master.idlocala)
    
    # this is still not fast, but it's 5 times faster than without
    # .options(joinedload(GlyphPoint.glyphpoint)) option,
    # FIXME: queries like this belong explicitly into model-land
    points = (GlyphPoint
        .filter(glyph_id=glyph.id)
        .join(GlyphPoint.glyphpoint)
        .options(joinedload(GlyphPoint.glyphpoint))
        .order_by(GlyphPoint.pointnr.asc())
    ).all()
    
    _points = []
    for point in points:
        param = point.glyphpoint[0] # FIXME: bad naming here, see comment in GlyphPointParam
        
        iszpoint = False
        if re.match('z(\d+)[lr]', param.pointname):
            iszpoint = True

        x = point.x
        if localparam:
            x += localparam.px

        params = param.as_dict()
        params.update({'width': glyph.width})
        params.update({'width_new': glyph.width_new})
        _points.append({'x': x, 'y': point.y, 'pointnr': point.pointnr,
                        'iszpoint': iszpoint, 'data': params})
    return {'width': glyph.width, 'points': _points}
Beispiel #8
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def get_glyph_points_from_db(master, glyphid):
    """ Returns json with information about glyphs' points including coords
        and point parameters.

        Example result:
        ```yaml
        ---
          width: 1680
          points:
           -
             x: 12
             y: 123
             pointnr: 1
             iszpoint: true
             data:
               width: 1680
               width_new: 1490
               # then list of another point parameters
        ```
    """
    # todo: move mflist to another common module
    glyph = Glyph.get(master_id=master.id, name=glyphid)

    points = GlyphPoint.filter(glyph_id=glyph.id)
    localparam = LocalParam.get(id=master.idlocala)

    _points = []
    for point in points.order_by(GlyphPoint.pointnr.asc()):
        param = GlyphPointParam.get(glyphpoint_id=point.id)
        iszpoint = False
        if re.match('z(\d+)[lr]', param.pointname):
            iszpoint = True

        x = point.x
        if localparam:
            x += localparam.px

        params = param.as_dict()
        params.update({'width': glyph.width})
        params.update({'width_new': glyph.width_new})
        _points.append({
            'x': x,
            'y': point.y,
            'pointnr': point.pointnr,
            'iszpoint': iszpoint,
            'data': params
        })

    return {'width': glyph.width, 'points': _points}
Beispiel #9
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def create_glyph(glif, master):
    itemlist = glif.find('advance')
    width = itemlist.get('width')

    glyph = glif.getroot()
    glyphname = glyph.get('name')

    if master.project.mfparser == 'pen':
        pointsets = get_pointsets(glif)
    else:
        pointsets = get_controlpmode_pointsets(glif)

    if Glyph.exists(name=glyphname, master_id=master.id):
        return

    glyph = Glyph.create(name=glyphname, width=width,
                         master_id=master.id,
                         project_id=master.project_id,
                         width_new=width)

    for pointset in pointsets:
        pointset.save_to_database(glyph)

    return glyph
Beispiel #10
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    def execute_interpolated_single(self, glyph):
        if not glyph:
            raise Exception('no glyph defined `execute_interpolated_single`')

        masters = self.project.get_ordered_masters()

        idmasters = map(lambda x: x.id, masters)
        primary_master = masters[0]

        _glyphs = Glyph.filter(name=glyph.name)
        _glyphs = _glyphs.filter(Glyph.master_id.in_(idmasters))

        self.interpolated_metafont_generate(masters,
                                            *_glyphs, interpolated=True)

        self.write_glyph_list(primary_master, glyph.name, interpolated=True)
        return self._execute(primary_master, interpolated=True)
Beispiel #11
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    def execute_interpolated_bulk(self):
        """ Run metapost for all glyphs with mf files containing points
            from all project masters.
        """
        masters = self.project.get_ordered_masters()

        idmasters = map(lambda x: x.id, masters)
        primary_master = masters[0]

        for glyph in primary_master.get_glyphs():
            _glyphs = Glyph.filter(name=glyph.name)
            _glyphs = _glyphs.filter(Glyph.master_id.in_(idmasters))

            self.interpolated_metafont_generate(masters, *_glyphs,
                                                interpolated=True)

        self.write_glyph_list(primary_master, interpolated=True)
        return self._execute(primary_master, interpolated=True)
Beispiel #12
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def get_glyph_points_from_db(master, glyphid):
    """ Returns json with information about glyphs' points including coords
        and point parameters.

        Example result:
        ```yaml
        ---
          width: 1680
          points:
           -
             x: 12
             y: 123
             pointnr: 1
             iszpoint: true
             data:
               width: 1680
               width_new: 1490
               # then list of another point parameters
        ```
    """
    # todo: move mflist to another common module
    glyph = Glyph.get(master_id=master.id, name=glyphid)

    points = GlyphPoint.filter(glyph_id=glyph.id)
    localparam = LocalParam.get(id=master.idlocala)

    _points = []
    for point in points.order_by(GlyphPoint.pointnr.asc()):
        param = GlyphPointParam.get(glyphpoint_id=point.id)
        iszpoint = False
        if re.match('z(\d+)[lr]', param.pointname):
            iszpoint = True

        x = point.x
        if localparam:
            x += localparam.px

        params = param.as_dict()
        params.update({'width': glyph.width})
        params.update({'width_new': glyph.width_new})
        _points.append({'x': x, 'y': point.y, 'pointnr': point.pointnr,
                        'iszpoint': iszpoint, 'data': params})

    return {'width': glyph.width, 'points': _points}
Beispiel #13
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def get_json(content, glyphid=None, master=None):
    """ Returns json with glyph data from raw content generated
        by metapost.

        Example result:
        ```yaml
        ---
        -
          contours:
            -
              -
                controls:
                  - # control in
                    x: 34
                    y: 15
                  - # control out
                    x: 0
                    y: 98
                x: 12
                y: 101
          height: 1080
          minx: 0
          miny: 0
          name: 65
          width: 1680
          zpoints: {} # described in `get_glyph_points_from_db`
        ```
    """
    contour_pattern = re.compile(r'Filled\scontour\s:\n(.*?)..cycle',
                                 re.I | re.S | re.M)
    point_pattern = re.compile(r'\(([-\d.]+),([-\d.]+)\)..controls\s'
                               r'\(([-\d.]+),([-\d.]+)\)\sand\s'
                               r'\(([-\d.]+),([-\d.]+)\)')

    pattern = re.findall(r'\[(\d+)\]\s+Edge structure(.*?)End edge', content,
                         re.I | re.DOTALL | re.M)

    glyphs = []
    for glyph, edge in pattern:
        # there are probably a lot of glyphs in the log file. if we look
        # at the wrong glyph we skip it.
        # note that: glyphid == mflist[int(glyph) - 1]
        if glyphid and glyphid != mflist[int(glyph) - 1]:
            continue

        x_min = 0
        y_min = 0
        x_max = 0
        y_max = 0

        contours = []

        zpoints_names = []
        if master:
            params = (query(
                GlyphPointParam.pointname).join(Glyph).join(GlyphPoint).filter(
                    Glyph.master_id == master.id
                ).filter(Glyph.name == mflist[int(glyph) - 1]).filter(
                    GlyphPoint.glyph_id == Glyph.id).filter(
                        GlyphPointParam.glyphpoint_id == GlyphPoint.id).filter(
                            GlyphPointParam.pointname.op('regexp')(
                                'z[0-9]+[rl]')).order_by(
                                    GlyphPoint.pointnr.asc()).all())
            zpoints_names = [p[0] for p in params]

        number = 0
        for ix, contour in enumerate(contour_pattern.findall(edge.strip())):
            contour = re.sub('\n(\S)', '\\1', contour)
            _contours = []
            handleIn_X, handleIn_Y = None, None

            for point in contour.split('\n'):
                point = point.strip().strip('..')
                match = point_pattern.match(point)
                if not match:
                    continue

                X = match.group(1)
                Y = match.group(2)

                handleOut_X = match.group(3)
                handleOut_Y = match.group(4)

                controlpoints = [{
                    'x': 0,
                    'y': 0
                }, {
                    'x': handleOut_X,
                    'y': handleOut_Y
                }]
                if handleIn_X is not None and handleIn_Y is not None:
                    controlpoints[0] = {'x': handleIn_X, 'y': handleIn_Y}

                pointdict = {'x': X, 'y': Y, 'controls': controlpoints}
                _contours.append(pointdict)

                handleIn_X = match.group(5)
                handleIn_Y = match.group(6)

                x_min = min(x_min, x_max, float(X), float(handleOut_X),
                            float(handleIn_X))
                y_min = min(y_min, y_max, float(Y), float(handleOut_Y),
                            float(handleIn_Y))
                x_max = max(x_max, x_min, float(X), float(handleOut_X),
                            float(handleIn_X))
                y_max = max(y_max, y_min, float(Y), float(handleOut_Y),
                            float(handleIn_Y))

            if zpoints_names:
                zpoints = []
                ll = zpoints_names[number + 1:len(_contours) + number]
                if len(zpoints_names) > number:
                    zpoints = [zpoints_names[number]] + ll

                number += len(_contours)

                for zix, point in enumerate(_contours):
                    try:
                        point['pointname'] = zpoints[zix]
                    except IndexError:
                        pass

            if handleIn_X and handleIn_Y:
                _contours[0]['controls'][0] = {
                    'x': handleIn_X,
                    'y': handleIn_Y
                }

            contours.append(_contours)
        zpoints = []
        if master:
            zpoints = get_glyph_points_from_db(master, mflist[int(glyph) - 1])
            g = Glyph.get(master_id=master.id, name=mflist[int(glyph) - 1])
            maxx, minx = GlyphPoint.minmax(GlyphPoint.x, glyph_id=g.id)[0]
            maxy, miny = GlyphPoint.minmax(GlyphPoint.y, glyph_id=g.id)[0]

            if maxx is not None and minx is not None \
                    and maxy is not None and miny is not None:
                x_min = min(x_min, minx, x_max, maxx)
                x_max = max(x_min, minx, x_max, maxx)
                y_min = min(y_max, maxy, y_min, miny)
                y_max = max(y_max, maxy, y_min, miny)

        if x_min < 0:
            width = abs(x_max) + abs(x_min)
        else:
            width = abs(x_max)

        if y_min < 0:
            height = abs(y_max) + abs(y_min)
        else:
            height = abs(y_max)

        json = {
            'name': mflist[int(glyph) - 1],
            'contours': contours,
            'minx': x_min,
            'miny': y_min,
            'zpoints': zpoints,
            'width': width,
            'height': height
        }

        if master:
            # this is supposed to save the contours the first time they
            # where created, the bad thing is, that we have to check if
            # this already happend everytime, so I'll move it out of this method
            glyph_obj = Glyph.get(master_id=master.id,
                                  name=mflist[int(glyph) - 1])
            if glyph_obj and not glyph_obj.original_glyph_contours:
                glyph_obj.original_glyph_contours = ujson.dumps(contours)

        glyphs.append(json)

    return glyphs
Beispiel #14
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def get_json(content, glyphid=None, master=None):
    """ Returns json with glyph data from raw content generated
        by metapost.

        Example result:
        ```yaml
        ---
        -
          contours:
            -
              -
                controls:
                  - # control in
                    x: 34
                    y: 15
                  - # control out
                    x: 0
                    y: 98
                x: 12
                y: 101
          height: 1080
          minx: 0
          miny: 0
          name: 65
          width: 1680
          zpoints: {} # described in `get_glyph_points_from_db`
        ```
    """
    contour_pattern = re.compile(r'Filled\scontour\s:\n(.*?)..cycle',
                                 re.I | re.S | re.M)
    point_pattern = re.compile(r'\(([-\d.]+),([-\d.]+)\)..controls\s'
                               r'\(([-\d.]+),([-\d.]+)\)\sand\s'
                               r'\(([-\d.]+),([-\d.]+)\)')

    pattern = re.findall(r'\[(\d+)\]\s+Edge structure(.*?)End edge', content,
                         re.I | re.DOTALL | re.M)
    glyphs = []
    for glyph, edge in pattern:
        from metapolator.xmltomf_pen import mflist
        if glyphid and glyphid != mflist[int(glyph) - 1]:
            continue

        x_min = 0
        y_min = 0
        x_max = 0
        y_max = 0

        contours = []

        zpoints_names = []
        if master:
            # todo: move mflist to another common module
            from metapolator.xmltomf_pen import mflist
            glyph_obj = Glyph.get(master_id=master.id,
                                  name=mflist[int(glyph) - 1])
            zpoints_names = map(lambda x: x.pointname,
                                glyph_obj.get_zpoints())

        number = 0
        for ix, contour in enumerate(contour_pattern.findall(edge.strip())):
            contour = re.sub('\n(\S)', '\\1', contour)
            _contours = []
            handleIn_X, handleIn_Y = None, None

            for point in contour.split('\n'):
                point = point.strip().strip('..')
                match = point_pattern.match(point)
                if not match:
                    continue

                X = match.group(1)
                Y = match.group(2)

                handleOut_X = match.group(3)
                handleOut_Y = match.group(4)

                controlpoints = [{'x': 0, 'y': 0},
                                 {'x': handleOut_X, 'y': handleOut_Y}]
                if handleIn_X is not None and handleIn_Y is not None:
                    controlpoints[0] = {'x': handleIn_X, 'y': handleIn_Y}

                pointdict = {'x': X, 'y': Y, 'controls': controlpoints}
                _contours.append(pointdict)

                handleIn_X = match.group(5)
                handleIn_Y = match.group(6)

                x_min = min(x_min, x_max, float(X),
                            float(handleOut_X), float(handleIn_X))
                y_min = min(y_min, y_max, float(Y),
                            float(handleOut_Y), float(handleIn_Y))
                x_max = max(x_max, x_min, float(X),
                            float(handleOut_X), float(handleIn_X))
                y_max = max(y_max, y_min, float(Y),
                            float(handleOut_Y), float(handleIn_Y))

            if zpoints_names:
                zpoints = []
                ll = zpoints_names[number + 1: len(_contours) + number]
                if len(zpoints_names) > number:
                    zpoints = [zpoints_names[number]] + ll

                number += len(_contours)

                for zix, point in enumerate(_contours):
                    try:
                        point['pointname'] = zpoints[zix]
                    except IndexError:
                        pass

            if handleIn_X and handleIn_Y:
                _contours[0]['controls'][0] = {'x': handleIn_X,
                                               'y': handleIn_Y}

            contours.append(_contours)

        zpoints = []
        if master:
            zpoints = get_glyph_points_from_db(master, mflist[int(glyph) - 1])

            g = Glyph.get(master_id=master.id, name=mflist[int(glyph) - 1])
            maxx, minx = GlyphPoint.minmax(GlyphPoint.x, glyph_id=g.id)[0]
            maxy, miny = GlyphPoint.minmax(GlyphPoint.y, glyph_id=g.id)[0]

            if maxx is not None and minx is not None \
                    and maxy is not None and miny is not None:
                x_min = min(x_min, minx, x_max, maxx)
                x_max = max(x_min, minx, x_max, maxx)
                y_min = min(y_max, maxy, y_min, miny)
                y_max = max(y_max, maxy, y_min, miny)

        if x_min < 0:
            width = abs(x_max) + abs(x_min)
        else:
            width = abs(x_max)

        if y_min < 0:
            height = abs(y_max) + abs(y_min)
        else:
            height = abs(y_max)

        from metapolator.xmltomf_pen import mflist
        json = {'name': mflist[int(glyph) - 1], 'contours': contours,
                'minx': x_min, 'miny': y_min, 'zpoints': zpoints,
                'width': width, 'height': height}

        if master and glyph_obj and not glyph_obj.original_glyph_contours:
            glyph_obj.original_glyph_contours = ujson.dumps(contours)

        glyphs.append(json)

    return glyphs
Beispiel #15
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def get_json(content, glyphid=None, master=None):
    """ Returns json with glyph data from raw content generated
        by metapost.

        Example result:
        ```yaml
        ---
        -
          contours:
            -
              -
                controls:
                  - # control in
                    x: 34
                    y: 15
                  - # control out
                    x: 0
                    y: 98
                x: 12
                y: 101
          height: 1080
          minx: 0
          miny: 0
          name: 65
          width: 1680
          zpoints: {} # described in `get_glyph_points_from_db`
        ```
    """
    contour_pattern = re.compile(r'Filled\scontour\s:\n(.*?)..cycle',
                                 re.I | re.S | re.M)
    point_pattern = re.compile(r'\(([-\d.]+),([-\d.]+)\)..controls\s'
                               r'\(([-\d.]+),([-\d.]+)\)\sand\s'
                               r'\(([-\d.]+),([-\d.]+)\)')

    pattern = re.findall(r'\[(\d+)\]\s+Edge structure(.*?)End edge', content,
                         re.I | re.DOTALL | re.M)
    
    glyphs = []
    for glyph, edge in pattern:
        # there are probably a lot of glyphs in the log file. if we look
        # at the wrong glyph we skip it.
        # note that: glyphid == mflist[int(glyph) - 1]
        if glyphid and glyphid != mflist[int(glyph) - 1]:
            continue

        x_min = 0
        y_min = 0
        x_max = 0
        y_max = 0

        contours = []

        zpoints_names = []
        if master:
            params = (query(GlyphPointParam.pointname)
                .join(Glyph)
                .join(GlyphPoint)
                .filter(Glyph.master_id == master.id)
                .filter(Glyph.name == mflist[int(glyph) - 1])
                .filter(GlyphPoint.glyph_id == Glyph.id)
                .filter(GlyphPointParam.glyphpoint_id == GlyphPoint.id)
                .filter(GlyphPointParam.pointname.op('regexp')('z[0-9]+[rl]'))
                .order_by(GlyphPoint.pointnr.asc())
                .all()
            )
            zpoints_names = [p[0] for p in params]

        number = 0
        for ix, contour in enumerate(contour_pattern.findall(edge.strip())):
            contour = re.sub('\n(\S)', '\\1', contour)
            _contours = []
            handleIn_X, handleIn_Y = None, None

            for point in contour.split('\n'):
                point = point.strip().strip('..')
                match = point_pattern.match(point)
                if not match:
                    continue

                X = match.group(1)
                Y = match.group(2)

                handleOut_X = match.group(3)
                handleOut_Y = match.group(4)

                controlpoints = [{'x': 0, 'y': 0},
                                 {'x': handleOut_X, 'y': handleOut_Y}]
                if handleIn_X is not None and handleIn_Y is not None:
                    controlpoints[0] = {'x': handleIn_X, 'y': handleIn_Y}

                pointdict = {'x': X, 'y': Y, 'controls': controlpoints}
                _contours.append(pointdict)

                handleIn_X = match.group(5)
                handleIn_Y = match.group(6)

                x_min = min(x_min, x_max, float(X),
                            float(handleOut_X), float(handleIn_X))
                y_min = min(y_min, y_max, float(Y),
                            float(handleOut_Y), float(handleIn_Y))
                x_max = max(x_max, x_min, float(X),
                            float(handleOut_X), float(handleIn_X))
                y_max = max(y_max, y_min, float(Y),
                            float(handleOut_Y), float(handleIn_Y))

            if zpoints_names:
                zpoints = []
                ll = zpoints_names[number + 1: len(_contours) + number]
                if len(zpoints_names) > number:
                    zpoints = [zpoints_names[number]] + ll

                number += len(_contours)

                for zix, point in enumerate(_contours):
                    try:
                        point['pointname'] = zpoints[zix]
                    except IndexError:
                        pass

            if handleIn_X and handleIn_Y:
                _contours[0]['controls'][0] = {'x': handleIn_X,
                                               'y': handleIn_Y}

            contours.append(_contours)
        zpoints = []
        if master:
            zpoints = get_glyph_points_from_db(master, mflist[int(glyph) - 1])
            g = Glyph.get(master_id=master.id, name=mflist[int(glyph) - 1])
            maxx, minx = GlyphPoint.minmax(GlyphPoint.x, glyph_id=g.id)[0]
            maxy, miny = GlyphPoint.minmax(GlyphPoint.y, glyph_id=g.id)[0]

            if maxx is not None and minx is not None \
                    and maxy is not None and miny is not None:
                x_min = min(x_min, minx, x_max, maxx)
                x_max = max(x_min, minx, x_max, maxx)
                y_min = min(y_max, maxy, y_min, miny)
                y_max = max(y_max, maxy, y_min, miny)

        if x_min < 0:
            width = abs(x_max) + abs(x_min)
        else:
            width = abs(x_max)

        if y_min < 0:
            height = abs(y_max) + abs(y_min)
        else:
            height = abs(y_max)

        json = {'name': mflist[int(glyph) - 1], 'contours': contours,
                'minx': x_min, 'miny': y_min, 'zpoints': zpoints,
                'width': width, 'height': height}

        if master:
            # this is supposed to save the contours the first time they
            # where created, the bad thing is, that we have to check if
            # this already happend everytime, so I'll move it out of this method
            glyph_obj = Glyph.get(master_id=master.id, name=mflist[int(glyph) - 1])
            if glyph_obj and not glyph_obj.original_glyph_contours:
                glyph_obj.original_glyph_contours = ujson.dumps(contours)

        glyphs.append(json)

    return glyphs
Beispiel #16
0
def get_json(content, glyphid=None, master=None):
    """ Returns json with glyph data from raw content generated
        by metapost.

        Example result:
        ```yaml
        ---
        -
          contours:
            -
              -
                controls:
                  - # control in
                    x: 34
                    y: 15
                  - # control out
                    x: 0
                    y: 98
                x: 12
                y: 101
          height: 1080
          minx: 0
          miny: 0
          name: 65
          width: 1680
          zpoints: {} # described in `get_glyph_points_from_db`
        ```
    """
    contour_pattern = re.compile(r'Filled\scontour\s:\n(.*?)..cycle',
                                 re.I | re.S | re.M)
    point_pattern = re.compile(r'\(([-\d.]+),([-\d.]+)\)..controls\s'
                               r'\(([-\d.]+),([-\d.]+)\)\sand\s'
                               r'\(([-\d.]+),([-\d.]+)\)')

    pattern = re.findall(r'\[(\d+)\]\s+Edge structure(.*?)End edge', content,
                         re.I | re.DOTALL | re.M)
    glyphs = []
    for glyph, edge in pattern:
        from metapolator.xmltomf_pen import mflist
        if glyphid and glyphid != mflist[int(glyph) - 1]:
            continue

        x_min = 0
        y_min = 0
        x_max = 0
        y_max = 0

        contours = []

        zpoints_names = []
        if master:
            # todo: move mflist to another common module
            from metapolator.xmltomf_pen import mflist
            glyph_obj = Glyph.get(master_id=master.id,
                                  name=mflist[int(glyph) - 1])
            zpoints_names = map(lambda x: x.pointname, glyph_obj.get_zpoints())

        number = 0
        for ix, contour in enumerate(contour_pattern.findall(edge.strip())):
            contour = re.sub('\n(\S)', '\\1', contour)
            _contours = []
            handleIn_X, handleIn_Y = None, None

            for point in contour.split('\n'):
                point = point.strip().strip('..')
                match = point_pattern.match(point)
                if not match:
                    continue

                X = match.group(1)
                Y = match.group(2)

                handleOut_X = match.group(3)
                handleOut_Y = match.group(4)

                controlpoints = [{
                    'x': 0,
                    'y': 0
                }, {
                    'x': handleOut_X,
                    'y': handleOut_Y
                }]
                if handleIn_X is not None and handleIn_Y is not None:
                    controlpoints[0] = {'x': handleIn_X, 'y': handleIn_Y}

                pointdict = {'x': X, 'y': Y, 'controls': controlpoints}
                _contours.append(pointdict)

                handleIn_X = match.group(5)
                handleIn_Y = match.group(6)

                x_min = min(x_min, x_max, float(X), float(handleOut_X),
                            float(handleIn_X))
                y_min = min(y_min, y_max, float(Y), float(handleOut_Y),
                            float(handleIn_Y))
                x_max = max(x_max, x_min, float(X), float(handleOut_X),
                            float(handleIn_X))
                y_max = max(y_max, y_min, float(Y), float(handleOut_Y),
                            float(handleIn_Y))

            if zpoints_names:
                zpoints = []
                ll = zpoints_names[number + 1:len(_contours) + number]
                if len(zpoints_names) > number:
                    zpoints = [zpoints_names[number]] + ll

                number += len(_contours)

                for zix, point in enumerate(_contours):
                    try:
                        point['pointname'] = zpoints[zix]
                    except IndexError:
                        pass

            if handleIn_X and handleIn_Y:
                _contours[0]['controls'][0] = {
                    'x': handleIn_X,
                    'y': handleIn_Y
                }

            contours.append(_contours)

        zpoints = []
        if master:
            zpoints = get_glyph_points_from_db(master, mflist[int(glyph) - 1])

            g = Glyph.get(master_id=master.id, name=mflist[int(glyph) - 1])
            maxx, minx = GlyphPoint.minmax(GlyphPoint.x, glyph_id=g.id)[0]
            maxy, miny = GlyphPoint.minmax(GlyphPoint.y, glyph_id=g.id)[0]

            if maxx is not None and minx is not None \
                    and maxy is not None and miny is not None:
                x_min = min(x_min, minx, x_max, maxx)
                x_max = max(x_min, minx, x_max, maxx)
                y_min = min(y_max, maxy, y_min, miny)
                y_max = max(y_max, maxy, y_min, miny)

        if x_min < 0:
            width = abs(x_max) + abs(x_min)
        else:
            width = abs(x_max)

        if y_min < 0:
            height = abs(y_max) + abs(y_min)
        else:
            height = abs(y_max)

        from metapolator.xmltomf_pen import mflist
        json = {
            'name': mflist[int(glyph) - 1],
            'contours': contours,
            'minx': x_min,
            'miny': y_min,
            'zpoints': zpoints,
            'width': width,
            'height': height
        }

        if master and glyph_obj and not glyph_obj.original_glyph_contours:
            glyph_obj.original_glyph_contours = ujson.dumps(contours)

        glyphs.append(json)

    return glyphs