83 lines
2.0 KiB
Typst
83 lines
2.0 KiB
Typst
// Helpers for code block displaying
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#import "@preview/based:0.2.0": base64
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#let code_font_scale = 0.5em
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#let cell_matcher(cell, cell_tag) = {
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// Matching function to check if a cell has a specific tag
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if cell.cell_type != "code" {
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return false
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}
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let metadata = cell.metadata
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if metadata.keys().contains("tags") == false {
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return false
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}
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return cell.metadata.tags.contains(cell_tag)
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}
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#let code_cell(fcontent, cell_tag) = {
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// Extract the content of a cell and display it as a code block
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let cells = fcontent.cells
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let matching_cell = cells.find(x => cell_matcher(x, cell_tag))
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let cell_content = matching_cell.source
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let single_line = cell_content.fold("", (acc, x) => acc + x)
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text(
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raw(
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single_line,
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lang: "python",
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block: true
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),
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size: code_font_scale
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)
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}
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#let image_cell(fcontent, cell_tag) = {
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// Extract the output (image) of a cell and display it as an image
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let cells = fcontent.cells
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let matching_cell = cells.find(x => cell_matcher(x, cell_tag))
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let outputs = matching_cell.outputs
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for output in outputs {
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let image_data = output.at("data", default: (:)).at("image/png", default: none)
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if image_data != none {
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align(
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center,
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image.decode(
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base64.decode(image_data),
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// height: 70% // the height should be set by the caller. This gives the flexibility to adjust the height of the image
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)
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)
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}
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}
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}
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#let code_reference_cell(fcontent, cell_tag) = {
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// Extract the output (text) of a cell and display it as a code block
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// This is useful for showing the code of imported functions
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let cells = fcontent.cells
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let matching_cell = cells.find(x => cell_matcher(x, cell_tag))
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let outputs = matching_cell.outputs
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for output in outputs {
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let cell_output = output.at("text", default: (:))
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if cell_output != none {
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let single_line = cell_output.join("")
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text(
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raw(
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single_line,
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lang: "python",
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block: true
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),
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size: code_font_scale
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)
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}
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}
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}
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