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EPS: the help text says no central file is written when no art shows

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With Use Artboards and two or more artboards, a document with no visible art gets only the artboard files. The useArtboards and range descriptions, the document.export and document.exportEps params text, the control protocol and the parity line now say so.
This commit is contained in:
dotCooCoo
2026-10-24 07:09:33 -07:00
parent b092a5211f
commit df49ed25f1
6 changed files with 11 additions and 11 deletions
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crates/engine/src/cmd/fileio/eps.rs
+5 -5
View File
@@ -1,7 +1,7 @@
//! EPS export for every EPS path (`document.export {format: eps}`, `document.exportEps`, Export As
//! → EPS Options): the options parsed from the params, transparency flattened with a flattener
//! preset, one file of the art's bounds or one per artboard (with a central file of the whole
//! document when there are several), the preview and thumbnail rendered,
//! document when there are several and art shows), the preview and thumbnail rendered,
//! and the native document embedded for reopening.
use std::borrow::Cow;
@@ -29,7 +29,7 @@ pub fn specs() -> Vec<CommandSpec> {
"Export EPS",
[],
None,
"{path?, level?: 2|3 (default; PostScript language level: 3 writes smooth gradients and masks transparent image pixels out, 2 steps gradients and writes those pixels white), previewFormat?: none|tiffBw|tiffColor (default: a TIFF preview other apps show), transparentPreview?: true (else on white), overprints?: preserve (default)|discard, flattenerPreset?: \"medium\" (default; high, low or a saved preset: flattener.presets.list), flattener?: {the options of object.flattenTransparency over the preset}, embedFonts?: true (type is always written as outlines, so no fonts are needed), includeLinkedFiles?: false (the embedded document keeps linked images whole, not just their previews), thumbnails?: true (a PNG thumbnail in the file), cmykPostScript?: true (RGB documents written in CMYK), compatibleGradients?: false (stepped gradients at level 3 too), selectedOnly?: false, useArtboards?: true (one file per chosen artboard, artboards?/range?, {stem}_{artboard}.eps, the bounding box the artboard; with two or more, also the central file {stem}.eps first: the whole document, the bounding box the visible art) | false (default: one file, the bounding box the visible art, y up from the first artboard's bottom-left corner), format?: \"eps\", artboard?: i | artboards?: [i…] | range?: \"1-3, 5\" (with useArtboards: the artboards written)} → {path, bytes, warnings, files?}; no path → {dataBase64, …}. Transparency is flattened with the preset (EPS has none); the native document rides along in comments, for reopening the file as it was. Same as document.export {format: eps}",
"{path?, level?: 2|3 (default; PostScript language level: 3 writes smooth gradients and masks transparent image pixels out, 2 steps gradients and writes those pixels white), previewFormat?: none|tiffBw|tiffColor (default: a TIFF preview other apps show), transparentPreview?: true (else on white), overprints?: preserve (default)|discard, flattenerPreset?: \"medium\" (default; high, low or a saved preset: flattener.presets.list), flattener?: {the options of object.flattenTransparency over the preset}, embedFonts?: true (type is always written as outlines, so no fonts are needed), includeLinkedFiles?: false (the embedded document keeps linked images whole, not just their previews), thumbnails?: true (a PNG thumbnail in the file), cmykPostScript?: true (RGB documents written in CMYK), compatibleGradients?: false (stepped gradients at level 3 too), selectedOnly?: false, useArtboards?: true (one file per chosen artboard, artboards?/range?, {stem}_{artboard}.eps, the bounding box the artboard; with two or more, also the central file {stem}.eps first: the whole document, the bounding box the visible art; none when no art shows) | false (default: one file, the bounding box the visible art, y up from the first artboard's bottom-left corner), format?: \"eps\", artboard?: i | artboards?: [i…] | range?: \"1-3, 5\" (with useArtboards: the artboards written)} → {path, bytes, warnings, files?}; no path → {dataBase64, …}. Transparency is flattened with the preset (EPS has none); the native document rides along in comments, for reopening the file as it was. Same as document.export {format: eps}",
has_doc,
export_eps
)]
@@ -44,7 +44,7 @@ pub(super) const OPTIONS: &[FormatOption] = &[
name: "useArtboards",
ty: "boolean",
default: "null",
description: "true: one file per chosen artboard (default all), <file>_<artboard>.eps, and with two or more a central <file>.eps of the whole document; false or absent: one file of the visible art (naming artboards also uses them)",
description: "true: one file per chosen artboard (default all), <file>_<artboard>.eps, and with two or more a central <file>.eps of the whole document (none when no art shows); false or absent: one file of the visible art (naming artboards also uses them)",
},
FormatOption { name: "level", ty: "integer", default: "3", description: "PostScript language level, 2 or 3" },
FormatOption {
@@ -257,8 +257,8 @@ fn native(doc: &Document, board: Option<usize>, include_linked: bool) -> Vec<u8>
}
/// Encode `doc` as EPS: one file of the visible art, or with Use Artboards one per chosen
/// artboard (after a central file of the whole document when there are several). Transparency is
/// flattened first (once for all of them); the previews show `doc` itself.
/// artboard (after a central file of the whole document when there are several and art shows).
/// Transparency is flattened first (once for all of them); the previews show `doc` itself.
pub(super) fn encode(doc: &Document, p: &Value) -> Result<Encoded> {
let set = parse(p)?;
let original = doc;
crates/engine/src/cmd/fileio/mod.rs
+1 -1
View File
@@ -128,7 +128,7 @@ pub fn specs() -> Vec<CommandSpec> {
"Export Document",
[],
None,
"{path?, format?: svg|svgz|pdf|ai|png|jpg|webp|gif|png8|txt|dxf|eps|emf|wmf|tiff|bmp|tga|psd|vectorcraft|template (default: from the path's extension, else png; png8 writes an indexed .png; ait, a .ait template, is written by file.saveAsTemplate; an exporter plug-in's format is plugin.<plug-in id>, which an extension only it lists picks too), params?: {…} (an exporter plug-in's parameters; missing ones take their defaults, see plugin.info), selectedOnly?: false (the selected objects alone, in their layers), artboard?: 0, artboards?: [i…], rect?: [x, y, width, height] (raster formats: that area of the page in points, y down, instead of an artboard; not with artboard, artboards, range or useArtboards), range?: \"1-3, 5\" | \"all\" (1-based; PDF and .ai write one page per artboard, default all; SVG writes one file per artboard, {stem}-{artboard}.svg; raster formats write one artboard), useArtboards?: true (raster: one file per chosen artboard, default all, {stem}-{artboard}.{ext}; pdf/ai: every page) | false (pdf/ai/raster: the bounds of the visible art; SVG has it as an SVG option), ppi?: 72 (raster formats: pixels per inch, stored in the file; wins over scale), scale?: 1 (pixels per point), background?: transparent|white|black|\"#rrggbb\" (jpg: white when transparent), antiAlias?: none|art (default)|type (text snapped to pixels), interlaced?: false (png, Adam7), embedIcc?: true (png: an sRGB chunk marks the colours as sRGB), quality?: 90 (jpg: 0–100), colorModel?: rgb|cmyk|gray (jpg), method?: baseline|optimized|progressive, scans?: 3 (3–5, progressive), embedIcc?: true, imageMap?: none|client|server (an HTML or NCSA map of the objects with a URL, written as <stem>.html / <stem>.map), colors?: 256 (gif/png8: 2–256), reduction?: perceptual|selective (default)|adaptive|web|blackWhite|gray, dither?: none|diffusion (default)|pattern|noise, ditherAmount?: 100, transparency?: true, matte?: white|\"#rrggbb\"|none, interlaced?, lossless?: true (webp: lossy WebP isn't available yet: written lossless, with a warning), encoding?: utf8|utf16 (txt: the stories in stacking order, back to front, a thread once; utf16 with a byte order mark), lineEndings?: lf|crlf, selectionOnly?: false, svg?: {styling, outlineText, images, objectIds, decimals, minify, responsive, useArtboards, preserveEditing, metadata, fewerTspans, hiddenLayers, encoding, profile, embedFonts} (see document.formats), …the SVG options given flat instead, …the PDF options of document.exportPdf, …the DXF options of document.exportDxf (useArtboards: one drawing per artboard), …the EPS options of document.exportEps (useArtboards: one file per artboard, {stem}_{artboard}.eps, after a central {stem}.eps of the whole document when there are two or more; else the visible art), …emf and wmf write one picture of the artboard (useArtboards: true one file per chosen artboard, false the bounds of the visible art; EMF keeps curves, clipping, transparent images and gradients as images clipped to their shape; WMF flattens curves into polygons behind a placeable header; what a format leaves out comes back in warnings), colorModel?: rgb|cmyk|gray (tiff: rgb keeps transparency as an alpha channel), lzw?: true, byteOrder?: little|big, embedIcc?: true, colorModel?: rgb|gray (bmp), depth?: 24 (bmp: 1 black and white, 4|8 a palette by reduction and dither, 16, 24, 32 with alpha), fileFormat?: windows|os2 (1, 4, 8 or 24 bits), rle?: false (4 and 8 bits, windows), flipRows?: false (top-down rows), depth?: 24 (tga: 16 one-bit alpha, 24, 32 with alpha), colorModel?: rgb|cmyk|gray (psd), layers?: true (each top-level layer a pixel layer with its opacity and blend mode; a background colour is a Background layer; false: one flat image, on white), maxEditability?: false (layers and sublayers become groups, each object a layer named as in the Layers panel, text by its text; clipping, masked or knockout layers stay one layer), hiddenLayers?: false (hidden layers and objects written hidden instead of left out), embedIcc?: true (at most 30000 pixels a side; formats without alpha are flattened on white)} → {path, format, bytes, warnings, files?: [path…] (several), linked?: [path…] (linked images, image maps)}; no path → {dataBase64, format, bytes, warnings, files?: [{name, dataBase64}], linked?: [{name, dataBase64}]}. Never changes the document's path",
"{path?, format?: svg|svgz|pdf|ai|png|jpg|webp|gif|png8|txt|dxf|eps|emf|wmf|tiff|bmp|tga|psd|vectorcraft|template (default: from the path's extension, else png; png8 writes an indexed .png; ait, a .ait template, is written by file.saveAsTemplate; an exporter plug-in's format is plugin.<plug-in id>, which an extension only it lists picks too), params?: {…} (an exporter plug-in's parameters; missing ones take their defaults, see plugin.info), selectedOnly?: false (the selected objects alone, in their layers), artboard?: 0, artboards?: [i…], rect?: [x, y, width, height] (raster formats: that area of the page in points, y down, instead of an artboard; not with artboard, artboards, range or useArtboards), range?: \"1-3, 5\" | \"all\" (1-based; PDF and .ai write one page per artboard, default all; SVG writes one file per artboard, {stem}-{artboard}.svg; raster formats write one artboard), useArtboards?: true (raster: one file per chosen artboard, default all, {stem}-{artboard}.{ext}; pdf/ai: every page) | false (pdf/ai/raster: the bounds of the visible art; SVG has it as an SVG option), ppi?: 72 (raster formats: pixels per inch, stored in the file; wins over scale), scale?: 1 (pixels per point), background?: transparent|white|black|\"#rrggbb\" (jpg: white when transparent), antiAlias?: none|art (default)|type (text snapped to pixels), interlaced?: false (png, Adam7), embedIcc?: true (png: an sRGB chunk marks the colours as sRGB), quality?: 90 (jpg: 0–100), colorModel?: rgb|cmyk|gray (jpg), method?: baseline|optimized|progressive, scans?: 3 (3–5, progressive), embedIcc?: true, imageMap?: none|client|server (an HTML or NCSA map of the objects with a URL, written as <stem>.html / <stem>.map), colors?: 256 (gif/png8: 2–256), reduction?: perceptual|selective (default)|adaptive|web|blackWhite|gray, dither?: none|diffusion (default)|pattern|noise, ditherAmount?: 100, transparency?: true, matte?: white|\"#rrggbb\"|none, interlaced?, lossless?: true (webp: lossy WebP isn't available yet: written lossless, with a warning), encoding?: utf8|utf16 (txt: the stories in stacking order, back to front, a thread once; utf16 with a byte order mark), lineEndings?: lf|crlf, selectionOnly?: false, svg?: {styling, outlineText, images, objectIds, decimals, minify, responsive, useArtboards, preserveEditing, metadata, fewerTspans, hiddenLayers, encoding, profile, embedFonts} (see document.formats), …the SVG options given flat instead, …the PDF options of document.exportPdf, …the DXF options of document.exportDxf (useArtboards: one drawing per artboard), …the EPS options of document.exportEps (useArtboards: one file per artboard, {stem}_{artboard}.eps, after a central {stem}.eps of the whole document when there are two or more and art shows; else the visible art), …emf and wmf write one picture of the artboard (useArtboards: true one file per chosen artboard, false the bounds of the visible art; EMF keeps curves, clipping, transparent images and gradients as images clipped to their shape; WMF flattens curves into polygons behind a placeable header; what a format leaves out comes back in warnings), colorModel?: rgb|cmyk|gray (tiff: rgb keeps transparency as an alpha channel), lzw?: true, byteOrder?: little|big, embedIcc?: true, colorModel?: rgb|gray (bmp), depth?: 24 (bmp: 1 black and white, 4|8 a palette by reduction and dither, 16, 24, 32 with alpha), fileFormat?: windows|os2 (1, 4, 8 or 24 bits), rle?: false (4 and 8 bits, windows), flipRows?: false (top-down rows), depth?: 24 (tga: 16 one-bit alpha, 24, 32 with alpha), colorModel?: rgb|cmyk|gray (psd), layers?: true (each top-level layer a pixel layer with its opacity and blend mode; a background colour is a Background layer; false: one flat image, on white), maxEditability?: false (layers and sublayers become groups, each object a layer named as in the Layers panel, text by its text; clipping, masked or knockout layers stay one layer), hiddenLayers?: false (hidden layers and objects written hidden instead of left out), embedIcc?: true (at most 30000 pixels a side; formats without alpha are flattened on white)} → {path, format, bytes, warnings, files?: [path…] (several), linked?: [path…] (linked images, image maps)}; no path → {dataBase64, format, bytes, warnings, files?: [{name, dataBase64}], linked?: [{name, dataBase64}]}. Never changes the document's path",
has_doc,
export::export
),