fix: a hoisted box keeps its anchor paragraph's alignment

An as-char figure frame is centred by the paragraph it sits in, and the
importer lifts it out of that paragraph — so a frame whose own style says
"from-left" landed at the margin instead of the middle of the column.

src/lib/editor/extensions/textBox.ts

@@ -38,7 +38,7 @@ export interface TextBoxAttrs {
   wrap: WrapMode;
   wrapOffset: number | null;  // cm from the text column's left edge
   wrapOffsetY: number | null; // cm below the anchor paragraph
-  wrapAlign: string | null;   // 'center' = set against the middle of the column
+  wrapAlign: string | null;   // 'center'/'right' = set against the middle/far end
   paddingCm: number;          // inset ring around the text (ODF fo:padding)
   shapeKind: ShapeKind;
   fillColor: string | null;
@@ -383,10 +383,12 @@ class TextBoxView {
     } else if (a.wrap === 'topBottom') {
       d.style.clear = 'both';
     }
-    // Set against the middle of the column, unless the file placed it by coordinate.
-    if (a.wrapAlign === 'center' && a.wrapOffset == null && a.wrap !== 'left' && a.wrap !== 'right') {
+    // Set against the middle or the far end of the column, unless the file placed the
+    // box by coordinate.
+    if ((a.wrapAlign === 'center' || a.wrapAlign === 'right')
+        && a.wrapOffset == null && a.wrap !== 'left' && a.wrap !== 'right') {
       d.style.marginLeft = 'auto';
-      d.style.marginRight = 'auto';
+      if (a.wrapAlign === 'center') d.style.marginRight = 'auto';
     }
   }
 

src/lib/export/odt.ts

@@ -590,7 +590,7 @@ function textBoxDescriptor(node: TiptapNode): TextBoxExport {
     wrap: wrapAttr === 'left' || wrapAttr === 'right' || wrapAttr === 'topBottom' ? wrapAttr : 'inline',
     wrapOffsetCm: typeof a.wrapOffset === 'number' ? round3(a.wrapOffset) : null,
     wrapOffsetYCm: typeof a.wrapOffsetY === 'number' ? round3(a.wrapOffsetY) : null,
-    wrapAlign: a.wrapAlign === 'center' ? 'center' : null,
+    wrapAlign: a.wrapAlign === 'center' || a.wrapAlign === 'right' ? a.wrapAlign : null,
     paddingCm: typeof a.paddingCm === 'number' ? round3(a.paddingCm) : TEXTBOX_PADDING_CM,
     shapeKind: kind === 'roundRect' || kind === 'ellipse' ? kind : 'textbox',
     fill: typeof a.fillColor === 'string' && a.fillColor ? a.fillColor : null,
@@ -3029,7 +3029,7 @@ function textBoxGraphicStyle(box: TextBoxExport, index: number): string {
   // An as-char frame keeps only its horizontal-pos: that is what centres a figure
   // frame, and the anchor paragraph this export mints carries no alignment.
   const wrap = box.wrap === 'inline'
-    ? (box.wrapAlign === 'center' ? ' style:horizontal-pos="center" style:horizontal-rel="paragraph-content"' : '')
+    ? (box.wrapAlign ? ` style:horizontal-pos="${box.wrapAlign}" style:horizontal-rel="paragraph-content"` : '')
     : ` ${imageWrapProps(box.wrap, box.wrapOffsetCm, box.wrapAlign)} style:number-wrapped-paragraphs="no-limit"` +
       ` style:horizontal-rel="paragraph-content"` +
       ` style:vertical-pos="${box.wrapOffsetYCm != null ? 'from-top' : 'top'}" style:vertical-rel="paragraph"`;

src/lib/import/odt.ts

@@ -800,6 +800,17 @@ function convertBlocks(elements: Element[], ctx: Ctx, kind: BlockKind, boldByDef
     if (anchor && !(pending.length && anchorIsEmpty)) out.push(anchor);
     if (!pending.length) return;
     if (kind === 'body') {
+      // A box lifted out of its anchor paragraph keeps the alignment that paragraph gave
+      // it: an as-char figure frame is set against the middle of the column by the
+      // paragraph it sits in, not by anything of its own.
+      const align = anchor?.attrs?.textAlign;
+      if (align === 'center' || align === 'right') {
+        for (const b of pending) {
+          if (b.type === 'textBox' && b.attrs && b.attrs.wrapOffset == null && !b.attrs.wrapAlign) {
+            b.attrs.wrapAlign = align;
+          }
+        }
+      }
       out.push(...pending);
     } else {
       ctx.warnings.add('Text boxes nested in table cells or other text boxes were flattened');