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Add Notepad app (#1010)

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* easier 'now', start adding text editor

* Adding scrolling to notepad

* Better scrolling

* Better scrolling, off-by-1 bugs

* MVP fit and finish

* Add tiny font and use in Notepad

* Font tweaking, tiny font cursor

* Fix warning

* Format changed files

---------

Co-authored-by: kallanreed <kallanreed@outlook.com>
This commit is contained in:
Kyle Reed 2023-05-19 13:39:35 -07:00 • committed by GitHub
parent 693d7864e4
commit 02811b9967
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GPG key ID: 4AEE18F83AFDEB23
21 changed files with 1316 additions and 56 deletions
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15
firmware/application/string_format.cpp
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@ -213,6 +213,21 @@ std::string to_string_FAT_timestamp(const FATTimestamp& timestamp) {
to_string_dec_uint((timestamp.FAT_time >> 5) & 0x3F, 2, '0');
}
std::string to_string_file_size(uint32_t file_size) {
static const std::string suffix[5] = {"B", "kB", "MB", "GB", "??"};
size_t suffix_index = 0;
while (file_size >= 1024) {
file_size /= 1024;
suffix_index++;
}
if (suffix_index > 4)
suffix_index = 4;
return to_string_dec_uint(file_size) + suffix[suffix_index];
}
std::string unit_auto_scale(double n, const uint32_t base_nano, uint32_t precision) {
const uint32_t powers_of_ten[5] = {1, 10, 100, 1000, 10000};
std::string string{""};