Apply limit to text width measurements (#153)

* ignore pixi config

* limit measured text width to configured limit

* update osm baselines

.gitignore

@@ -13,3 +13,7 @@ __pycache__/
 /vl-convert-python/notebooks/output/
 /vl-convert/tests/output/
 /vl-convert-rs/tests/vl-specs/failed/
+
+.pixi/
+pixi.lock
+pixi.toml

vl-convert-rs/src/converter.rs

@@ -331,7 +331,8 @@ import('{url}').then((sg) => {{
             style, variant, weight, size, family, text
         }}, null, 2);
 
-        return Deno[Deno.internal].core.ops.op_text_width(text_info)
+        let fullWidth = Deno[Deno.internal].core.ops.op_text_width(text_info);
+        return Math.min(fullWidth, item.limit ?? fullWidth)
     }};
 }})
 "#,

vl-convert-rs/tests/test_specs.rs

@@ -648,6 +648,7 @@ mod test_png_no_theme {
         case("quakes_initial_selection", 1.0),
         case("geoScale", 1.0),
         case("table_heatmap", 1.0),
+        case("long_text_lable", 1.0),
     )]
     fn test(
         name: &str,

vl-convert-rs/tests/vl-specs/long_text_lable.vl.json

@@ -0,0 +1,22 @@
+{
+  "$schema": "https://vega.github.io/schema/vega-lite/v5.json",
+  "data": {
+    "values": [
+      {"a": "J", "b": 28, "c": "I'm a very long axis label and eventhough my axis label is cutoff, I'm still rendered in the png"},
+      {"a": "B", "b": 55},
+      {"a": "C", "b": 43},
+      {"a": "D", "b": 91},
+      {"a": "E", "b": 81},
+      {"a": "F", "b": 53},
+      {"a": "G", "b": 19},
+      {"a": "H", "b": 87},
+      {"a": "I", "b": 52}
+    ]
+  },
+  "mark": "bar",
+  "encoding": {
+    "x": {"field": "a", "type": "nominal"},
+    "y": {"field": "c", "type": "nominal"},
+    "color": {"field": "c", "legend": null}
+  }
+}