libgm 0.7.2

A tool for unpacking and modding GameMaker games
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67

// SPDX-License-Identifier: GPL-3.0-only
use crate::prelude::*;
use crate::wad::build::builder::DataBuilder;
use crate::wad::elem::GMElement;
use crate::wad::elem::sequence::SpeedType;
use crate::wad::elem::sprite::Sprite;
use crate::wad::parse::reader::DataReader;
use crate::wad::reference::GMRef;

#[derive(Debug, Clone, PartialEq)]
pub struct SpriteInstance {
    pub name: GMRef<String>,
    pub sprite: GMRef<Sprite>,
    pub x: i32,
    pub y: i32,
    pub scale_x: f32,
    pub scale_y: f32,
    pub color: u32,
    pub animation_speed: f32,
    pub animation_speed_type: SpeedType,
    pub frame_index: f32,
    pub rotation: f32,
}

impl GMElement for SpriteInstance {
    fn deserialize(reader: &mut DataReader) -> Result<Self> {
        let name: GMRef<String> = reader.read_gm_string()?;
        let sprite: GMRef<Sprite> = reader.read_resource_by_id()?;
        let x = reader.read_i32()?;
        let y = reader.read_i32()?;
        let scale_x = reader.read_f32()?;
        let scale_y = reader.read_f32()?;
        let color = reader.read_u32()?;
        let animation_speed = reader.read_f32()?;
        let animation_speed_type: SpeedType = reader.read_enum()?;
        let frame_index = reader.read_f32()?;
        let rotation = reader.read_f32()?;
        Ok(Self {
            name,
            sprite,
            x,
            y,
            scale_x,
            scale_y,
            color,
            animation_speed,
            animation_speed_type,
            frame_index,
            rotation,
        })
    }

    fn serialize(&self, builder: &mut DataBuilder) -> Result<()> {
        builder.write_gm_string(self.name)?;
        builder.write_resource_id(self.sprite);
        builder.write_i32(self.x);
        builder.write_i32(self.y);
        builder.write_f32(self.scale_x);
        builder.write_f32(self.scale_y);
        builder.write_u32(self.color);
        builder.write_f32(self.animation_speed);
        builder.write_enum(self.animation_speed_type);
        builder.write_f32(self.frame_index);
        builder.write_f32(self.rotation);
        Ok(())
    }
}