schrottkatze/iowo
0
0
Fork 0
mirror of https://forge.katzen.cafe/katzen-cafe/iowo.git synced 2024-11-21 21:24:41 +01:00
Code Issues Packages Projects Releases Wiki Activity

svg-filters: create gen_attr and gen_attrs convenience macros

Browse source
This commit is contained in:
Schrottkatze 2024-03-19 15:47:09 +01:00
parent e17fffb66b
commit dc7d76dc26
No known key found for this signature in database
12 changed files with 94 additions and 108 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

11
crates/svg-filters/src/main.rs
View file

@ -4,7 +4,10 @@ use svg_filters::{
codegen::SvgDocument,
types::{
graph::edge::Edge,
nodes::{primitives::color_matrix::ColorMatrixType, standard_input::StandardInput},
nodes::{
primitives::{blend::BlendMode, color_matrix::ColorMatrixType},
standard_input::StandardInput,
},
},
Node,
};
@ -12,6 +15,12 @@ use svg_filters::{
fn main() {
let mut doc = SvgDocument::new();
let blend = doc.create_filter("blend");
let offset0 = blend.offset(StandardInput::SourceGraphic, 100., 0.);
let offset1 = blend.offset(StandardInput::SourceGraphic, -100., 0.);
blend.blend(offset0, offset1, BlendMode::Multiply);
eprintln!("{}", doc.generate_svg_pretty());
println!("{}", doc.generate_svg());
}

2
crates/svg-filters/src/types/nodes.rs
View file

@ -36,7 +36,7 @@ impl Default for Node {
}
#[derive(Default, Debug, Clone, Copy)]
pub(crate) struct CommonAttrs {
pub struct CommonAttrs {
pub x: Coordinate,
pub y: Coordinate,
pub width: Length,

17
crates/svg-filters/src/types/nodes/primitives.rs
View file

@ -4,6 +4,23 @@ use quick_xml::{events::attributes::Attribute, ElementWriter, Writer};
use super::CommonAttrs;
macro_rules! gen_attr {
($name:literal = $out:expr) => {
quick_xml::events::attributes::Attribute {
key: quick_xml::name::QName($name),
value: std::borrow::Cow::from(($out).to_string().into_bytes()),
}
};
}
macro_rules! gen_attrs {
($($name:literal = $out:expr),+) => {
vec![
$(gen_attr!($name = $out)),+
]
};
}
pub mod blend;
pub mod color_matrix;
pub mod component_transfer;

5
crates/svg-filters/src/types/nodes/primitives/blend.rs
View file

@ -29,10 +29,7 @@ impl WriteElement for Blend {
if let BlendMode::Normal = self.mode {
Vec::new()
} else {
vec![Attribute {
key: QName(b"mode"),
value: Cow::from(self.mode.to_string().into_bytes()),
}]
gen_attrs![b"mode" = self.mode]
}
}

36
crates/svg-filters/src/types/nodes/primitives/color_matrix.rs
View file

@ -1,7 +1,3 @@
use std::borrow::Cow;
use quick_xml::{events::attributes::Attribute, name::QName};
use super::WriteElement;
/// [feColorMatrix](https://www.w3.org/TR/SVG11/filters.html#feColorMatrixElement)
@ -19,24 +15,20 @@ impl ColorMatrix {
impl WriteElement for ColorMatrix {
fn attrs(&self) -> Vec<quick_xml::events::attributes::Attribute> {
match &self.cm_type {
ColorMatrixType::Matrix(v) => vec![Attribute {
key: QName(b"values"),
value: Cow::from(
v.iter()
.map(std::string::ToString::to_string)
.reduce(|mut acc, e| {
acc.push(' ');
acc.push_str(&e);
acc
})
.expect("Should be able to concatenate the thingies")
.into_bytes(),
),
}],
ColorMatrixType::Saturate(v) | ColorMatrixType::HueRotate(v) => vec![Attribute {
key: QName(b"values"),
value: Cow::from(v.to_string().into_bytes()),
}],
ColorMatrixType::Matrix(v) => gen_attrs![
b"values" = v
.iter()
.map(std::string::ToString::to_string)
.reduce(|mut acc, e| {
acc.push(' ');
acc.push_str(&e);
acc
})
.expect("fixed length arr should always work")
],
ColorMatrixType::Saturate(v) | ColorMatrixType::HueRotate(v) => {
gen_attrs![b"values" = v]
}
ColorMatrixType::LuminanceToAlpha => Vec::new(),
}
}

12
crates/svg-filters/src/types/nodes/primitives/component_transfer.rs
View file

@ -1,3 +1,5 @@
use super::WriteElement;
/// [feComponentTransfer](https://www.w3.org/TR/SVG11/filters.html#feComponentTransferElement)
#[derive(Debug)]
pub struct ComponentTransfer {
@ -7,6 +9,16 @@ pub struct ComponentTransfer {
pub func_a: TransferFn,
}
impl WriteElement for ComponentTransfer {
fn attrs(&self) -> Vec<quick_xml::events::attributes::Attribute> {
Vec::new()
}
fn tag_name(&self) -> &'static str {
"feComponentTransfer"
}
}
/// [transfer functions](https://www.w3.org/TR/SVG11/filters.html#transferFuncElements)
#[derive(Debug)]
pub enum TransferFn {

40
crates/svg-filters/src/types/nodes/primitives/composite.rs
View file

@ -51,23 +51,29 @@ impl WriteElement for Composite {
}];
if let Some([k1, k2, k3, k4]) = vals {
r.append(&mut vec![
Attribute {
key: QName(b"k1"),
value: Cow::from(k1.to_string().into_bytes()),
},
Attribute {
key: QName(b"k2"),
value: Cow::from(k2.to_string().into_bytes()),
},
Attribute {
key: QName(b"k3"),
value: Cow::from(k3.to_string().into_bytes()),
},
Attribute {
key: QName(b"k4"),
value: Cow::from(k4.to_string().into_bytes()),
},
// r.append(&mut vec![
// Attribute {
// key: QName(b"k1"),
// value: Cow::from(k1.to_string().into_bytes()),
// },
// Attribute {
// key: QName(b"k2"),
// value: Cow::from(k2.to_string().into_bytes()),
// },
// Attribute {
// key: QName(b"k3"),
// value: Cow::from(k3.to_string().into_bytes()),
// },
// Attribute {
// key: QName(b"k4"),
// value: Cow::from(k4.to_string().into_bytes()),
// },
// ]);
r.append(&mut gen_attrs![
b"k1" = k1,
b"k2" = k2,
b"k3" = k3,
b"k4" = k4
]);
}

12
crates/svg-filters/src/types/nodes/primitives/flood.rs
View file

@ -14,15 +14,9 @@ pub struct Flood {
impl WriteElement for Flood {
fn attrs(&self) -> Vec<quick_xml::events::attributes::Attribute> {
vec![
Attribute {
key: QName(b"flood-color"),
value: Cow::from(self.flood_color.to_hex_string().into_bytes()),
},
Attribute {
key: QName(b"flood-opacity"),
value: Cow::from(self.flood_opacity.to_string().into_bytes()),
},
gen_attrs![
b"flood-color" = self.flood_color.to_hex_string(),
b"flood-opacity" = self.flood_opacity
]
}

7
crates/svg-filters/src/types/nodes/primitives/gaussian_blur.rs
View file

@ -26,12 +26,7 @@ impl GaussianBlur {
impl WriteElement for GaussianBlur {
fn attrs(&self) -> Vec<quick_xml::events::attributes::Attribute> {
vec![Attribute {
key: QName(b"stdDeviation"),
value: Cow::from(
format!("{} {}", self.std_deviation.0, self.std_deviation.1).into_bytes(),
),
}]
gen_attrs![b"stdDeviation" = format!("{} {}", self.std_deviation.0, self.std_deviation.1)]
}
fn tag_name(&self) -> &'static str {

12
crates/svg-filters/src/types/nodes/primitives/morphology.rs
View file

@ -13,15 +13,9 @@ pub struct Morphology {
impl WriteElement for Morphology {
fn attrs(&self) -> Vec<quick_xml::events::attributes::Attribute> {
vec![
Attribute {
key: QName(b"operator"),
value: Cow::from(self.operator.to_string().into_bytes()),
},
Attribute {
key: QName(b"radius"),
value: Cow::from(format!("{} {}", self.radius.0, self.radius.1).into_bytes()),
},
gen_attrs![
b"operator" = self.operator,
b"radius" = format!("{} {}", self.radius.0, self.radius.1)
]
}

11
crates/svg-filters/src/types/nodes/primitives/offset.rs
View file

@ -19,16 +19,7 @@ impl Offset {
impl WriteElement for Offset {
fn attrs(&self) -> Vec<quick_xml::events::attributes::Attribute> {
vec![
Attribute {
key: QName(b"dx"),
value: Cow::from(self.dx.to_string().into_bytes()),
},
Attribute {
key: QName(b"dy"),
value: Cow::from(self.dy.to_string().into_bytes()),
},
]
gen_attrs![b"dx" = self.dx, b"dy" = self.dy]
}
fn tag_name(&self) -> &'static str {

37
crates/svg-filters/src/types/nodes/primitives/turbulence.rs
View file

@ -1,10 +1,3 @@
use std::borrow::Cow;
use quick_xml::{
events::attributes::{Attr, Attribute},
name::QName,
};
use super::WriteElement;
/// [feTurbulence](https://www.w3.org/TR/SVG11/filters.html#feTurbulenceElement)
@ -19,40 +12,26 @@ pub struct Turbulence {
}
impl WriteElement for Turbulence {
#[allow(clippy::str_to_string, reason = "in macro invocation")]
fn attrs(&self) -> Vec<quick_xml::events::attributes::Attribute> {
let mut r = Vec::from([Attribute {
key: QName(b"baseFrequency"),
value: Cow::from(
format!("{} {}", self.base_frequency.0, self.base_frequency.1).into_bytes(),
),
}]);
let mut r = gen_attrs!(
b"baseFrequency" = format!("{} {}", self.base_frequency.0, self.base_frequency.1)
);
if self.num_octaves != 1 {
r.push(Attribute {
key: QName(b"numOctaves"),
value: Cow::from(format!("{}", self.num_octaves).into_bytes()),
});
r.push(gen_attr!(b"numOctaves" = self.num_octaves));
}
if self.seed != 0 {
r.push(Attribute {
key: QName(b"seed"),
value: Cow::from(self.seed.to_string().into_bytes()),
});
r.push(gen_attr!(b"seed" = self.seed));
}
if self.stitch_tiles != StitchTiles::NoStitch {
r.push(Attribute {
key: QName(b"stitchTiles"),
value: Cow::from(b"stitch".to_vec()),
});
r.push(gen_attr!(b"stitchTiles" = "stitch"));
}
if self.noise_type != NoiseType::Turbulence {
r.push(Attribute {
key: QName(b"type"),
value: Cow::from(b"fractalNoise".to_vec()),
});
r.push(gen_attr!(b"type" = "fractalNoise"));
}
r