{"id":13391,"date":"2022-04-04T08:45:45","date_gmt":"2022-04-04T13:45:45","guid":{"rendered":"https:\/\/rud.is\/b\/?p=13391"},"modified":"2022-04-04T08:45:45","modified_gmt":"2022-04-04T13:45:45","slug":"update-on-esc-pos-package-work","status":"publish","type":"post","link":"https:\/\/rud.is\/b\/2022\/04\/04\/update-on-esc-pos-package-work\/","title":{"rendered":"Update On ESC\/POS Package Work"},"content":{"rendered":"<p>The morning before work was super productive and there is a nigh-complete DSL for ESC\/POS commands along with the ability to just print {ggplot2}\/{grid} object.<\/p>\n<p>I changed the package name to <a href=\"https:\/\/github.com\/hrbrmstr\/escpos\">{escpos}<\/a> since it is no longer just plot object focused, and the DSL looks a bit like this:<\/p>\n<pre><code class=\"language-r\">library(stringi)\nlibrary(hrbrthemes)\nlibrary(ggplot2)\nlibrary(escpos)\n\nggplot() +\n  geom_point(\n    data = mtcars,\n    aes(wt, mpg),\n    color = \"red\"\n  ) +\n  labs(\n    title = \"A good title\"\n  ) +\n  theme_ipsum_es(grid=\"XY\") -&gt; gg\n\nepson_ip = \"HOSTNAME_OR_IP_OF_YOUR_PRINTER\"\n\nescpos(epson_ip) |&gt;\n  pos_bold(\"on\") %&gt;%\n  pos_align(\"center\") %&gt;%\n  pos_size(\"2x\") %&gt;%\n  pos_underline(\"2dot\") %&gt;%\n  pos_plaintext(\"This Is A Title\") %&gt;%\n  pos_lf(2) |&gt;\n  pos_underline(\"off\") %&gt;%\n  pos_size(\"normal\") %&gt;%\n  pos_align(\"left\") %&gt;%\n  pos_bold(\"off\") %&gt;%\n  pos_font(\"b\") %&gt;%\n  pos_plaintext(\n    stringi::stri_rand_lipsum(1)\n  ) |&gt;\n  pos_lf(2) |&gt;\n  pos_font(\"a\") %&gt;%\n  pos_plaintext(\n    paste0(capture.output(\n      str(mtcars, width = 40, strict.width = \"cut\")\n    ), collapse = \"\\n\")\n  ) |&gt;\n  pos_lf(2L) |&gt;\n  pos_plot(gg, color = TRUE) %&gt;%\n  pos_lf(2L) |&gt;\n  pos_font(\"c\") %&gt;%\n  pos_plaintext(\n    stringi::stri_rand_lipsum(1, start_lipsum = FALSE)\n  ) |&gt;\n  pos_lf(3) |&gt;\n  pos_cut() %&gt;%\n  pos_print()\n<\/code><\/pre>\n<p><a href=\"https:\/\/i0.wp.com\/rud.is\/b\/wp-content\/uploads\/2022\/04\/escpos-complex.png?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"13392\" data-permalink=\"https:\/\/rud.is\/b\/2022\/04\/04\/update-on-esc-pos-package-work\/escpos-complex\/\" data-orig-file=\"https:\/\/i0.wp.com\/rud.is\/b\/wp-content\/uploads\/2022\/04\/escpos-complex.png?fit=304%2C991&amp;ssl=1\" data-orig-size=\"304,991\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"escpos-complex\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/i0.wp.com\/rud.is\/b\/wp-content\/uploads\/2022\/04\/escpos-complex.png?fit=92%2C300&amp;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/rud.is\/b\/wp-content\/uploads\/2022\/04\/escpos-complex.png?fit=304%2C991&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/rud.is\/b\/wp-content\/uploads\/2022\/04\/escpos-complex.png?resize=304%2C991&#038;ssl=1\" alt=\"full capabilities ESC\/POS printing \" width=\"304\" height=\"991\" class=\"aligncenter size-full wp-image-13392\" srcset=\"https:\/\/i0.wp.com\/rud.is\/b\/wp-content\/uploads\/2022\/04\/escpos-complex.png?w=304&amp;ssl=1 304w, https:\/\/i0.wp.com\/rud.is\/b\/wp-content\/uploads\/2022\/04\/escpos-complex.png?resize=92%2C300&amp;ssl=1 92w, https:\/\/i0.wp.com\/rud.is\/b\/wp-content\/uploads\/2022\/04\/escpos-complex.png?resize=46%2C150&amp;ssl=1 46w, https:\/\/i0.wp.com\/rud.is\/b\/wp-content\/uploads\/2022\/04\/escpos-complex.png?resize=150%2C489&amp;ssl=1 150w, https:\/\/i0.wp.com\/rud.is\/b\/wp-content\/uploads\/2022\/04\/escpos-complex.png?resize=200%2C652&amp;ssl=1 200w\" sizes=\"auto, (max-width: 304px) 100vw, 304px\" \/><\/a><\/p>\n<h3>FIN<\/h3>\n<p>I still need to make a more generic options &#8220;setter&#8221; (i.e. so one can set multiple modes in one function call), and I think supporting some kind of markdown\/HTML subset to make it easier just to specify that without using the full DSL would be helpful. More updates over the coming weeks!<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The morning before work was super productive and there is a nigh-complete DSL for ESC\/POS commands along with the ability to just print {ggplot2}\/{grid} object. I changed the package name to {escpos} since it is no longer just plot object focused, and the DSL looks a bit like this: library(stringi) library(hrbrthemes) library(ggplot2) library(escpos) ggplot() + [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"activitypub_content_warning":"","activitypub_content_visibility":"","activitypub_max_image_attachments":3,"activitypub_interaction_policy_quote":"anyone","activitypub_status":"","footnotes":""},"categories":[91],"tags":[],"class_list":["post-13391","post","type-post","status-publish","format-standard","hentry","category-r"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Update On ESC\/POS Package Work - rud.is<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/rud.is\/b\/2022\/04\/04\/update-on-esc-pos-package-work\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Update On ESC\/POS Package Work - rud.is\" \/>\n<meta property=\"og:description\" content=\"The morning before work was super productive and there is a nigh-complete DSL for ESC\/POS commands along with the ability to just print {ggplot2}\/{grid} object. 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It's a pretty cool hack, self-contained on a Pi Zero. Andrew's\u2026","rel":"","context":"In &quot;R&quot;","block_context":{"text":"R","link":"https:\/\/rud.is\/b\/category\/r\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/rud.is\/b\/wp-content\/uploads\/2022\/04\/FPR9RFaXwAgE6bN-scaled.jpeg?resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/rud.is\/b\/wp-content\/uploads\/2022\/04\/FPR9RFaXwAgE6bN-scaled.jpeg?resize=350%2C200 1x, https:\/\/i0.wp.com\/rud.is\/b\/wp-content\/uploads\/2022\/04\/FPR9RFaXwAgE6bN-scaled.jpeg?resize=525%2C300 1.5x, https:\/\/i0.wp.com\/rud.is\/b\/wp-content\/uploads\/2022\/04\/FPR9RFaXwAgE6bN-scaled.jpeg?resize=700%2C400 2x, https:\/\/i0.wp.com\/rud.is\/b\/wp-content\/uploads\/2022\/04\/FPR9RFaXwAgE6bN-scaled.jpeg?resize=1050%2C600 3x, https:\/\/i0.wp.com\/rud.is\/b\/wp-content\/uploads\/2022\/04\/FPR9RFaXwAgE6bN-scaled.jpeg?resize=1400%2C800 4x"},"classes":[]},{"id":3127,"url":"https:\/\/rud.is\/b\/2014\/11\/26\/visualizing-historical-most-likely-first-snowfall-dates-for-u-s-regions\/","url_meta":{"origin":13391,"position":1},"title":"Visualizing Historical &#038; Most-likely First Snowfall Dates for U.S. Regions","author":"hrbrmstr","date":"2014-11-26","format":false,"excerpt":"UPDATE: You can now run this as a local Shiny app by entering shiny::runGist(\"95ec24c1b0cb433a76a5\", launch.browser=TRUE) at an R prompt (provided all the dependent libraries (below) are installed) or use it interactively over at Shiny Apps. 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I'm always on the lookout for optimized shapefiles and clean data (I'm teaching a data science certificate program starting this Fall) and the speed of the site load and the\u2026","rel":"","context":"In &quot;cartography&quot;","block_context":{"text":"cartography","link":"https:\/\/rud.is\/b\/category\/cartography\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":13175,"url":"https:\/\/rud.is\/b\/2021\/08\/13\/some-covid-donuts-to-end-the-week\/","url_meta":{"origin":13391,"position":3},"title":"Some Covid Donuts To End The Week","author":"hrbrmstr","date":"2021-08-13","format":false,"excerpt":"Vox grabbed some data from the Kaiser Family Foundation and did a story a few days ago on it, then posted a different visualization of it that attracted some attention: I'm a pretty ardent donut detractor, but I have to also admit that they work pretty well for this use\u2026","rel":"","context":"In &quot;R&quot;","block_context":{"text":"R","link":"https:\/\/rud.is\/b\/category\/r\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/rud.is\/b\/wp-content\/uploads\/2021\/08\/covid-donuts-01.png?fit=1200%2C921&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/rud.is\/b\/wp-content\/uploads\/2021\/08\/covid-donuts-01.png?fit=1200%2C921&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/rud.is\/b\/wp-content\/uploads\/2021\/08\/covid-donuts-01.png?fit=1200%2C921&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/rud.is\/b\/wp-content\/uploads\/2021\/08\/covid-donuts-01.png?fit=1200%2C921&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/rud.is\/b\/wp-content\/uploads\/2021\/08\/covid-donuts-01.png?fit=1200%2C921&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":12282,"url":"https:\/\/rud.is\/b\/2019\/06\/06\/make-multi-point-dumbbell-plots-in-ggplot2\/","url_meta":{"origin":13391,"position":4},"title":"Make Multi-point &#8220;dumbbell&#8221; Plots in ggplot2","author":"hrbrmstr","date":"2019-06-06","format":false,"excerpt":"A user of the {ggalt} package recently posted a question about how to add points to a geom_dumbbell() plot. For now, this is not something you can do with geom_dumbbell() but with a bit of data wrangling you can do this in a pretty straightforward manner with just your data\u2026","rel":"","context":"In &quot;ggplot&quot;","block_context":{"text":"ggplot","link":"https:\/\/rud.is\/b\/category\/ggplot\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/rud.is\/b\/wp-content\/uploads\/2019\/06\/there-are-three-points-2.png?fit=1200%2C560&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/rud.is\/b\/wp-content\/uploads\/2019\/06\/there-are-three-points-2.png?fit=1200%2C560&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/rud.is\/b\/wp-content\/uploads\/2019\/06\/there-are-three-points-2.png?fit=1200%2C560&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/rud.is\/b\/wp-content\/uploads\/2019\/06\/there-are-three-points-2.png?fit=1200%2C560&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/rud.is\/b\/wp-content\/uploads\/2019\/06\/there-are-three-points-2.png?fit=1200%2C560&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":4980,"url":"https:\/\/rud.is\/b\/2017\/02\/06\/strung-out-on-string-ops-a-brief-comparison-of-stringi-and-stringr\/","url_meta":{"origin":13391,"position":5},"title":"Strung Out On String Ops &#8211; A Brief Comparison of stringi and stringr","author":"hrbrmstr","date":"2017-02-06","format":false,"excerpt":"I made a promise to someone that my next blog would be about stringi vs stringr and I intend to keep said promise. stringr and stringi do \"string operations\": find, replace, match, extract, convert, transform, etc. The stringr package is now part of the tidyverse and is 100% focused on\u2026","rel":"","context":"In &quot;R&quot;","block_context":{"text":"R","link":"https:\/\/rud.is\/b\/category\/r\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]}],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/rud.is\/b\/wp-json\/wp\/v2\/posts\/13391","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rud.is\/b\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/rud.is\/b\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/rud.is\/b\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/rud.is\/b\/wp-json\/wp\/v2\/comments?post=13391"}],"version-history":[{"count":0,"href":"https:\/\/rud.is\/b\/wp-json\/wp\/v2\/posts\/13391\/revisions"}],"wp:attachment":[{"href":"https:\/\/rud.is\/b\/wp-json\/wp\/v2\/media?parent=13391"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rud.is\/b\/wp-json\/wp\/v2\/categories?post=13391"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rud.is\/b\/wp-json\/wp\/v2\/tags?post=13391"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}