89 lines
2.2 KiB
Rust
89 lines
2.2 KiB
Rust
//! Shapes file sequence type.
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use crate::{bin::OptU16, err::*,
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text::{mac_roman_conv, pascal_str},
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xfer::TransferMode};
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/// Reads a `Sequence`.
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pub fn read(b: &[u8]) -> ResultS<Sequence>
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{
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read_data! {
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endian: BIG, buf: b, size: 88, start: 0, data {
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let name = u8[4; 34];
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let v_type = u16[38] enum ViewType;
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let frames = u16[40];
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let ticks = u16[42];
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let key = u16[44];
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let xfer = u16[46] enum TransferMode;
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let xfer_pd = u16[48];
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let snd_beg = OptU16[50];
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let snd_key = OptU16[52];
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let snd_end = OptU16[54];
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let loop_f = u16[58];
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}
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}
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let name = mac_roman_conv(ok!(pascal_str(name), "bad string")?);
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Ok(Sequence{name, v_type, frames, ticks, key, xfer, xfer_pd, snd_beg,
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snd_key, snd_end, loop_f})
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}
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/// A sequence, also known as a high level shape.
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#[cfg_attr(feature = "serde_obj", derive(serde::Serialize))]
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#[derive(Debug, Eq, PartialEq)]
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pub struct Sequence
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{
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/// The display name for this sequence.
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pub name: String,
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/// The view type for each frame in this sequence.
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pub v_type: ViewType,
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/// The number of frames in this sequence.
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pub frames: u16,
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/// The number of ticks each frame in this sequence takes.
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pub ticks: u16,
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/// The key frame index for this sequence.
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pub key: u16,
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/// The transfer mode to play over this sequence.
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pub xfer: TransferMode,
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/// The period in game ticks the transfer mode plays over.
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pub xfer_pd: u16,
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/// The sound to play at the beginning of this sequence.
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pub snd_beg: OptU16,
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/// The sound to play at the key frame of this sequence.
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pub snd_key: OptU16,
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/// The sound to play at the end of this sequence.
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pub snd_end: OptU16,
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/// Which frame to loop on.
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pub loop_f: u16,
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}
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c_enum! {
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/// The type of or number of views for a sequence.
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#[cfg_attr(feature = "serde_obj", derive(serde::Serialize))]
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pub enum ViewType: u16
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{
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Anim = 1,
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Anim8from2 = 2,
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Anim4from3 = 3,
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Anim4 = 4,
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Anim8from5 = 5,
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Anim8 = 8,
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Anim5from3 = 9,
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Still = 10,
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Anim5 = 11,
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}
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}
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// EOF
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