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https://github.com/1j01/textual-paint.git
synced 2024-09-11 23:57:12 +03:00
Visualize cell bucketing for debug
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parent
f17b180546
commit
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@ -28,6 +28,7 @@
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"Bresenham",
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"Bresenham's",
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"cmdpxl",
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"dasharray",
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"Deutsch",
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"DIALOGEX",
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"Figlet",
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@ -1189,6 +1189,19 @@ class AnsiArtDocument:
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"""
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import xml.etree.ElementTree as ET
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root = ET.fromstring(svg)
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def add_debug_marker(x: float, y: float, color: str) -> None:
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"""Adds a circle to the SVG at the given position, for debugging."""
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# without the namespace, it won't show up!
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marker = ET.Element("{http://www.w3.org/2000/svg}circle")
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marker.attrib["cx"] = str(x)
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marker.attrib["cy"] = str(y)
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marker.attrib["r"] = "1"
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marker.attrib["fill"] = color
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marker.attrib["stroke"] = "black"
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marker.attrib["stroke-width"] = "0.1"
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root.append(marker)
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# Search for rect elements to define the background, and the cell locations.
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rects = root.findall(".//{http://www.w3.org/2000/svg}rect")
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if len(rects) == 0:
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@ -1206,6 +1219,8 @@ class AnsiArtDocument:
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rects.remove(rect)
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settled = False
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print("Ignoring outlier rect: " + ET.tostring(rect, encoding="unicode"))
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# For debugging, outline the ignored rect.
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rect.attrib["style"] = "stroke:#ff0000;stroke-width:1;stroke-dasharray:1,1;fill:none"
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break
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else:
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break
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@ -1247,8 +1262,11 @@ class AnsiArtDocument:
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return "#" + hex(r)[2:].zfill(2) + hex(g)[2:].zfill(2) + hex(b)[2:].zfill(2)
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for rect in rects:
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x = int((float(rect.attrib["x"]) + float(rect.attrib["width"])/2 - min_x) / cell_width)
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y = int((float(rect.attrib["y"]) + float(rect.attrib["height"])/2 - min_y) / cell_height)
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x = (float(rect.attrib["x"]) + float(rect.attrib["width"])/2 - min_x)
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y = (float(rect.attrib["y"]) + float(rect.attrib["height"])/2 - min_y)
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add_debug_marker(x, y, "red")
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x = int(x / cell_width)
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y = int(y / cell_height)
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fill = get_fill(rect)
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if fill is not None:
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@ -1259,8 +1277,12 @@ class AnsiArtDocument:
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if len(texts) == 0:
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raise ValueError("No text elements found in SVG.")
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for text in texts:
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x = int((float(text.attrib["x"]) - min_x + 1/2) / cell_width)
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y = int((float(text.attrib["y"]) - min_y - 1/2) / cell_height)
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x = (float(text.attrib["x"]) - min_x + 1/2)
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y = (float(text.attrib["y"]) - min_y - 1/2)
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add_debug_marker(x, y, "yellow")
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x = int(x / cell_width)
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y = int(y / cell_height)
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ch = text.text
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if ch is None:
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tspans = text.findall(".//{http://www.w3.org/2000/svg}tspan")
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@ -1281,6 +1303,10 @@ class AnsiArtDocument:
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except IndexError:
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print("Warning: text element is out of bounds: " + ET.tostring(text, encoding="unicode"))
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continue
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# For debugging, write the SVG with the ignored rects outlined, and coordinate markers added.
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ET.ElementTree(root).write("debug.svg", encoding="unicode")
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return document
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@staticmethod
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