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copy paste command docs

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Vinzenz Schroeter 2024-09-06 20:10:14 +02:00
parent 34ca374e14
commit 16e06dd78a
1 changed files with 63 additions and 6 deletions
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69
crates/servicepoint_binding_c/src/command.rs
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@ -18,7 +18,7 @@ use crate::SPOffset;
///
/// This struct and associated functions implement the UDP protocol for the display.
///
/// To send a `CCommand`, use a `CConnection`.
/// To send a `SPCommand`, use a `SPConnection`.
///
/// # Examples
///
@ -34,18 +34,18 @@ impl Clone for SPCommand {
}
}
/// Tries to turn a `Packet` into a `Command`. The packet is deallocated in the process.
/// Tries to turn a `SPPacket` into a `SPCommand`. The packet is deallocated in the process.
///
/// Returns: pointer to new `Command` instance or NULL
/// Returns: pointer to new `SPCommand` instance or NULL
///
/// # Safety
///
/// The caller has to make sure that:
///
/// - `packet` points to a valid instance of `Packet`
/// - `packet` points to a valid instance of `SPPacket`
/// - `packet` is not used concurrently or after this call
/// - the result is checked for NULL
/// - the returned `Command` instance is freed in some way, either by using a consuming function or
/// - the returned `SPCommand` instance is freed in some way, either by using a consuming function or
/// by explicitly calling `sp_command_dealloc`.
#[no_mangle]
pub unsafe extern "C" fn sp_command_try_from_packet(
@ -58,7 +58,7 @@ pub unsafe extern "C" fn sp_command_try_from_packet(
}
}
/// Clones a `Command` instance.
/// Clones a `SPCommand` instance.
///
/// # Safety
///
@ -77,6 +77,14 @@ pub unsafe extern "C" fn sp_command_clone(
/// Allocates a new `Command::Clear` instance.
///
/// Set all pixels to the off state. Does not affect brightness.
///
/// # Examples
///
/// ```C
/// sp_connection_send(connection, sp_command_clear());
/// ```
///
/// # Safety
///
/// The caller has to make sure that:
@ -90,6 +98,9 @@ pub unsafe extern "C" fn sp_command_clear() -> *mut SPCommand {
/// Allocates a new `Command::HardReset` instance.
///
/// Kills the udp daemon on the display, which usually results in a restart.
/// Please do not send this in your normal program flow.
///
/// # Safety
///
/// The caller has to make sure that:
@ -141,6 +152,8 @@ pub unsafe extern "C" fn sp_command_brightness(
/// Allocates a new `Command::CharBrightness` instance.
/// The passed `SPBrightnessGrid` gets consumed.
///
/// Set the brightness of individual tiles in a rectangular area of the display.
///
/// # Safety
///
/// The caller has to make sure that:
@ -165,6 +178,13 @@ pub unsafe extern "C" fn sp_command_char_brightness(
/// Allocates a new `Command::BitmapLinear` instance.
/// The passed `BitVec` gets consumed.
///
/// Set pixel data starting at the pixel offset on screen.
///
/// The screen will continuously overwrite more pixel data without regarding the offset, meaning
/// once the starting row is full, overwriting will continue on column 0.
///
/// The contained `BitVec` is always uncompressed.
///
/// # Safety
///
/// The caller has to make sure that:
@ -191,6 +211,13 @@ pub unsafe extern "C" fn sp_command_bitmap_linear(
/// Allocates a new `Command::BitmapLinearAnd` instance.
/// The passed `BitVec` gets consumed.
///
/// Set pixel data according to an and-mask starting at the offset.
///
/// The screen will continuously overwrite more pixel data without regarding the offset, meaning
/// once the starting row is full, overwriting will continue on column 0.
///
/// The contained `BitVec` is always uncompressed.
///
/// # Safety
///
/// The caller has to make sure that:
@ -217,6 +244,13 @@ pub unsafe extern "C" fn sp_command_bitmap_linear_and(
/// Allocates a new `Command::BitmapLinearOr` instance.
/// The passed `BitVec` gets consumed.
///
/// Set pixel data according to an or-mask starting at the offset.
///
/// The screen will continuously overwrite more pixel data without regarding the offset, meaning
/// once the starting row is full, overwriting will continue on column 0.
///
/// The contained `BitVec` is always uncompressed.
///
/// # Safety
///
/// The caller has to make sure that:
@ -243,6 +277,13 @@ pub unsafe extern "C" fn sp_command_bitmap_linear_or(
/// Allocates a new `Command::BitmapLinearXor` instance.
/// The passed `BitVec` gets consumed.
///
/// Set pixel data according to a xor-mask starting at the offset.
///
/// The screen will continuously overwrite more pixel data without regarding the offset, meaning
/// once the starting row is full, overwriting will continue on column 0.
///
/// The contained `BitVec` is always uncompressed.
///
/// # Safety
///
/// The caller has to make sure that:
@ -269,6 +310,13 @@ pub unsafe extern "C" fn sp_command_bitmap_linear_xor(
/// Allocates a new `Command::Cp437Data` instance.
/// The passed `ByteGrid` gets consumed.
///
/// Show text on the screen.
///
/// <div class="warning">
/// The library does not currently convert between UTF-8 and CP-437.
/// Because Rust expects UTF-8 strings, it might be necessary to only send ASCII for now.
/// </div>
///
/// # Safety
///
/// The caller has to make sure that:
@ -293,6 +341,8 @@ pub unsafe extern "C" fn sp_command_cp437_data(
/// Allocates a new `Command::BitmapLinearWin` instance.
/// The passed `PixelGrid` gets consumed.
///
/// Sets a window of pixels to the specified values
///
/// # Safety
///
/// The caller has to make sure that:
@ -321,6 +371,13 @@ pub unsafe extern "C" fn sp_command_bitmap_linear_win(
/// Deallocates a `Command`.
///
/// # Examples
///
/// ```C
/// SPCommand c = sp_command_clear();
/// sp_command_dealloc(c);
/// ```
///
/// # Safety
///
/// The caller has to make sure that: