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Scheduler builder enhancements #3154
Now it supports 1) print ranges - in svg you'll get only the part that's included in print-range. 2) children styles - sometimes cells inherit center alignment from column styles and before that commit text wouldn't be centered in svg in that case 3) repeating rows support
This commit is contained in:
Andrej730
@@ -19,14 +19,36 @@
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from blenderbim.bim.module.drawing.svgwriter import SvgWriter
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import svgwrite
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from odf.opendocument import load
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from odf.opendocument import load as load_ods
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from odf.table import Table, TableRow, TableColumn, TableCell
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from odf.text import P
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from odf.style import Style
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from textwrap import wrap
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from pathlib import Path
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import string
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FONT_SIZE = 4.13
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FONT_WIDTH = FONT_SIZE * 0.45
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DEBUG = False
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def col2num(col):
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"""convert letter column index to number:
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`"A" -> 1`, `"AA" -> 27``
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"""
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num = 0
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for c in col:
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if c in string.ascii_letters:
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num = num * 26 + (ord(c.upper()) - ord("A")) + 1
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return num
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def a1_to_rc(cell):
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"""convert cell index from A1 format to RC: `"A1" -> (0,0)`"""
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column_letter = cell.strip(string.digits)
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col_number = col2num(column_letter) - 1
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row_number = int(cell[len(column_letter) :]) - 1
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return row_number, col_number
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class Scheduler:
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@@ -38,21 +60,33 @@ class Scheduler:
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)
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self.padding = 1
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self.margin = 1
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doc = load(infile)
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doc = load_ods(infile)
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# useful for debugging ods
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if DEBUG:
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import xml.dom.minidom
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path = Path(infile)
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dom = xml.dom.minidom.parseString(doc.xml())
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pretty_xml = dom.toprettyxml()
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with open(path.with_suffix(".xml"), "w") as fo:
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fo.write(pretty_xml)
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styles = {}
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for style in doc.getElementsByType(Style):
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name = style.getAttribute("name")
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for cell_style in doc.getElementsByType(Style):
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name = cell_style.getAttribute("name")
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styles[name] = {}
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# NOTE: there are also styles that inherit from parent styles that we do not process atm
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if not style.firstChild:
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if not cell_style.firstChild:
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continue
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if style.firstChild.tagName in ["style:table-column-properties", "style:table-row-properties"]:
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style_children = [style.firstChild]
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if cell_style.firstChild.tagName in ["style:table-column-properties", "style:table-row-properties"]:
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style_children = [cell_style.firstChild]
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else:
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# for style:table-cell-properties we need to collect also text and paragraph properties
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style_children = style.childNodes
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style_children = cell_style.childNodes
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for child in style_children:
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child_params = {key[1]: value for key, value in child.attributes.items()}
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@@ -60,116 +94,210 @@ class Scheduler:
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table = doc.getElementsByType(Table)[0]
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# related styles stored as a list of tuples:
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# [(child, parent), ...]
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related_styles = []
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# collect columns width
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column_widths = []
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column_styles = []
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for col in table.getElementsByType(TableColumn):
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style_name = col.getAttribute("stylename")
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repeat = col.getAttribute("numbercolumnsrepeated")
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repeat = int(repeat) if repeat else 1
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for i in range(repeat):
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col_repeat = col.getAttribute("numbercolumnsrepeated")
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col_repeat = int(col_repeat) if col_repeat else 1
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for i in range(col_repeat):
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if not style_name or "column-width" not in styles[style_name]:
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column_width = 50
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else:
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column_width = self.convert_to_mm(styles[style_name]["column-width"])
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column_styles.append(style_name)
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column_widths.append(column_width)
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cell_style = col.getAttribute("defaultcellstylename")
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if cell_style:
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related_styles.append((style_name, cell_style))
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# collect rows height
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row_heights = []
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# TODO: never used yet because unsure about priority for row styles
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# over column styles or vice versa
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row_styles = []
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for col in table.getElementsByType(TableRow):
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style_name = col.getAttribute("stylename")
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repeat = col.getAttribute("numberrowsrepeated")
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repeat = int(repeat) if repeat else 1
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for i in range(repeat):
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row_repeat = col.getAttribute("numberrowsrepeated")
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row_repeat = int(row_repeat) if row_repeat else 1
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for i in range(row_repeat):
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if not style_name or "row-height" not in styles[style_name]:
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row_height = 6
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else:
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row_height = self.convert_to_mm(styles[style_name]["row-height"])
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row_styles.append(style_name)
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row_heights.append(row_height)
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cell_style = col.getAttribute("defaultcellstylename")
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if cell_style:
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related_styles.append((style_name, cell_style))
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while len(related_styles) > 0:
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# unzip related styles to children and parents
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children, parents = zip(*related_styles)
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independent_styles = set(parents) - set(children)
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for relation in related_styles[:]:
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child, parent = relation
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if parent in independent_styles:
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child_style = styles[child]
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styles[child] = styles[parent] | child_style
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related_styles.remove(relation)
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# TODO: multiple print ranges? 😔
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print_range = table.getAttribute("printranges")
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if print_range:
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min_rc, max_rc = [a1_to_rc(cell.rsplit(".", 1)[1]) for cell in print_range.split(":")]
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else:
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# fallback if print range is not defined
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min_rc, max_rc = (0,0), (1048576, 16384)
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min_row, min_col = min_rc
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max_row, max_col = max_rc
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# draw table
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y = self.margin
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for tri, tr in enumerate(table.getElementsByType(TableRow)):
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x = self.margin
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height = row_heights[tri]
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tdi = 0
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tri = 0
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stop_iterating_over_rows = False
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# TODO: row spans support?
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for tr in table.getElementsByType(TableRow):
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if stop_iterating_over_rows:
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break
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for td in tr.getElementsByType(TableCell):
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column_span = td.getAttribute("numbercolumnsspanned")
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column_span = int(column_span) if column_span else 1
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row_repeat = tr.getAttribute("numberrowsrepeated")
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row_repeat = int(row_repeat) if row_repeat else 1
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repeat = td.getAttribute("numbercolumnsrepeated")
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repeat = int(repeat) if repeat else 1
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for i_row_repeat in range(row_repeat):
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if tri < min_row:
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tri += 1
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continue
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elif tri > max_row:
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stop_iterating_over_rows = True
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break
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# figuring text alignment
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style_name = td.getAttribute("stylename")
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style = styles[style_name] if style_name else {}
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if style_name and "vertical-align" in style and style["vertical-align"] != "automatic":
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vertical_align = style["vertical-align"]
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else:
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vertical_align = "bottom"
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x = self.margin
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height = row_heights[tri]
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tdi = 0
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stop_iterating_over_columns = False
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alignment_translation = {
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"center": "middle",
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"end": "right",
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"start": "left",
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}
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for td in tr.getElementsByType(TableCell):
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if stop_iterating_over_columns:
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break
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if style_name and "text-align" in style and style["text-align"] != "automatic":
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horizontal_align = style["text-align"]
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horizontal_align = alignment_translation.get(horizontal_align, horizontal_align)
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else:
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horizontal_align = "left"
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column_span = td.getAttribute("numbercolumnsspanned")
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column_span = int(column_span) if column_span else 1
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if vertical_align == "middle" and horizontal_align == "middle":
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box_alignment = "center"
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else:
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box_alignment = f"{vertical_align}-{horizontal_align}"
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col_repeat = td.getAttribute("numbercolumnsrepeated")
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col_repeat = int(col_repeat) if col_repeat else 1
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# for future use
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wrap_text = style.get("wrap-option", None) == "wrap"
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# figuring text alignment
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cell_style = self.get_style(td.getAttribute("stylename"), styles)
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# drawing cells and text
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for i in range(0, repeat):
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width = sum(column_widths[tdi : tdi + int(column_span)])
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self.svg.add(
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self.svg.rect(
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insert=(x, y),
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size=(width, height),
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style="fill: #ffffff; stroke-width:.125; stroke: #000000;",
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# drawing cells and text
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for i_col_repeat in range(col_repeat):
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start_tdi = tdi
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end_tdi = tdi + int(column_span) - 1
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# if the entire span is beyond print range => continue
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# if only part then keeping that part
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if start_tdi < min_col:
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if end_tdi < min_col:
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tdi += column_span
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continue
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else:
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start_tdi = min_col
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# stop if start column is beyond print range
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if start_tdi > max_col:
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stop_iterating_over_columns = True
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break
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# making sure last column won't go beyond the print range
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if end_tdi > max_col:
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end_tdi = max_col
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width = sum(column_widths[start_tdi : end_tdi + 1])
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self.svg.add(
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self.svg.rect(
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insert=(x, y),
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size=(width, height),
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style="fill: #ffffff; stroke-width:.125; stroke: #000000;",
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)
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)
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)
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p_tags = td.getElementsByType(P)
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p_tags = td.getElementsByType(P)
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if p_tags:
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# figuring text position based on alignment
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text_position = [0.0, 0.0]
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if box_alignment.endswith("left"):
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text_position[0] = x + self.padding
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elif box_alignment.endswith("middle") or box_alignment == "center":
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text_position[0] = x + width / 2
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elif box_alignment.endswith("right"):
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text_position[0] = x + width - self.padding
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col_style = self.get_style(column_styles[tdi], styles)
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final_cell_style = col_style | cell_style
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box_alignment = self.get_box_alignment(final_cell_style)
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wrap_text = final_cell_style.get("wrap-option", None) == "wrap"
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if p_tags:
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# figuring text position based on alignment
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text_position = [0.0, 0.0]
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if box_alignment.endswith("left"):
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text_position[0] = x + self.padding
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elif box_alignment.endswith("middle") or box_alignment == "center":
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text_position[0] = x + width / 2
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elif box_alignment.endswith("right"):
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text_position[0] = x + width - self.padding
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if box_alignment.startswith("top"):
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text_position[1] = y + self.padding
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elif box_alignment.startswith("middle") or box_alignment == "center":
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text_position[1] = y + height / 2
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elif box_alignment.startswith("bottom"):
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text_position[1] = y + height - self.padding
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if box_alignment.startswith("top"):
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text_position[1] = y + self.padding
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elif box_alignment.startswith("middle") or box_alignment == "center":
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text_position[1] = y + height / 2
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elif box_alignment.startswith("bottom"):
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text_position[1] = y + height - self.padding
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self.add_text(
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p_tags, *text_position, box_alignment=box_alignment, wrap_text=wrap_text, cell_width=width
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)
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x += width
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tdi += column_span
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self.add_text(
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p_tags,
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*text_position,
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box_alignment=box_alignment,
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wrap_text=wrap_text,
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cell_width=width,
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)
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x += width
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tdi += column_span
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tri += 1
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y += height
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y += height
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total_width = sum(column_widths) + (self.margin * 2)
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self.svg["width"] = "{}mm".format(total_width)
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self.svg["height"] = "{}mm".format(y)
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self.svg["viewBox"] = "0 0 {} {}".format(total_width, y)
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self.svg.save(pretty=True)
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def get_style(self, style_name, styles):
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style = styles[style_name] if style_name else {}
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return style
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def get_box_alignment(self, style):
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if style and "vertical-align" in style and style["vertical-align"] != "automatic":
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vertical_align = style["vertical-align"]
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else:
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vertical_align = "bottom"
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alignment_translation = {
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"center": "middle",
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"end": "right",
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"start": "left",
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}
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if style and "text-align" in style and style["text-align"] != "automatic":
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horizontal_align = style["text-align"]
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horizontal_align = alignment_translation.get(horizontal_align, horizontal_align)
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else:
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horizontal_align = "left"
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if vertical_align == "middle" and horizontal_align == "middle":
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box_alignment = "center"
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else:
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box_alignment = f"{vertical_align}-{horizontal_align}"
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return box_alignment
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def add_text(self, p_tags, x, y, box_alignment="bottom-left", wrap_text=False, cell_width=100):
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"""
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Adds text to svg.
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