Improve clarity of some complex CSS logic

This commit is contained in:
Keavon Chambers 2024-02-13 11:51:01 -08:00
parent 7453fe01a3
commit b18822b1b4

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@ -545,25 +545,33 @@
.shelf-and-table {
// Enables usage of the `100cqh` unit to reference the height of this container element.
container-type: size;
// Be sure to recalculate this if the items below the tools (working colors and graph overlay buttons) change height in the future.
--height-of-elements-below-tools: 64px;
// Update this if the tool icons change width in the future.
--tool-width: 32;
// Update this if the items below the tools (i.e. the working colors) change height in the future.
--height-of-elements-below-tools: 72px;
// Update this if the height changes as set in `Separator.svelte`.
--height-of-separator: calc(12px + 1px + 12px);
// Target height for the tools within the container above the lower elements.
--available-height: calc(100cqh - var(--height-of-elements-below-tools));
// Be sure to update this if the height changes as set in `Separator.svelte`.
--separator-height: calc(12px + 1px + 12px);
// The least height required to fit all the tools in 1 column and 2 columns, which the available space must exceed in order for the fewest number of columns to be used.
--1-col-required-height: calc(var(--total-tool-rows-for-1-columns) * 32px + var(--total-separators) * var(--separator-height));
--2-col-required-height: calc(var(--total-tool-rows-for-2-columns) * 32px + var(--total-separators) * var(--separator-height));
// Evaluates to 0px (if false) or 1px (if true). We multiply by 1000000 to force the result to be an integer 0 or 1 and not interpolate values in-between.
// The least height required to fit all the tools in 1 column and 2 columns, which the available space must exceed in order for the fewest needed columns to be used.
--1-col-required-height: calc(var(--total-tool-rows-for-1-columns) * calc(var(--tool-width) * 1px) + var(--total-separators) * var(--height-of-separator));
--2-col-required-height: calc(var(--total-tool-rows-for-2-columns) * calc(var(--tool-width) * 1px) + var(--total-separators) * var(--height-of-separator));
// These evaluate to 0px (if false) or 1px (if true). (We multiply by 1000000 to force the result to be a discrete integer 0 or 1 and not interpolate values in-between.)
--needs-at-least-1-column: 1px; // Always true
--needs-at-least-2-columns: calc(1px - clamp(0px, calc((var(--available-height) - Min(var(--available-height), var(--1-col-required-height))) * 1000000), 1px));
--needs-at-least-3-columns: calc(1px - clamp(0px, calc((var(--available-height) - Min(var(--available-height), var(--2-col-required-height))) * 1000000), 1px));
--columns: calc(1px + var(--needs-at-least-2-columns) + var(--needs-at-least-3-columns));
--columns: calc(var(--needs-at-least-1-column) + var(--needs-at-least-2-columns) + var(--needs-at-least-3-columns));
--columns-width: calc(var(--columns) * var(--tool-width));
--columns-width-max: calc(3px * var(--tool-width));
.shelf {
flex: 0 0 auto;
justify-content: space-between;
// A precaution in case the variables above somehow fail
max-width: calc(32px * 3);
max-width: var(--columns-width-max);
.tools {
flex: 0 1 auto;
@ -574,7 +582,7 @@
// Remove this when the Firefox bug is fixed.
@-moz-document url-prefix() {
--available-height-plus-1: calc(var(--available-height) + 1px);
--3-col-required-height: calc(var(--total-tool-rows-for-3-columns) * 32px + var(--total-separators) * var(--separator-height));
--3-col-required-height: calc(var(--total-tool-rows-for-3-columns) * calc(var(--tool-width) * 1px) + var(--total-separators) * var(--separator-height));
--overflows-with-3-columns: calc(1px - clamp(0px, calc((var(--available-height-plus-1) - Min(var(--available-height-plus-1), var(--3-col-required-height))) * 1000000), 1px));
--firefox-scrollbar-width-space-occupied: 8; // Might change someday, or on different platforms, but this is the value in FF 120 on Windows
padding-right: calc(var(--firefox-scrollbar-width-space-occupied) * var(--overflows-with-3-columns));
@ -582,7 +590,7 @@
.widget-span {
flex-wrap: wrap;
width: calc(var(--columns) * 32);
width: var(--columns-width);
.icon-button {
margin: 0;