summaryrefslogtreecommitdiffstats
path: root/tiny_skia
diff options
context:
space:
mode:
authorLibravatar Héctor Ramón Jiménez <hector@hecrj.dev>2023-11-29 22:28:31 +0100
committerLibravatar Héctor Ramón Jiménez <hector@hecrj.dev>2023-11-29 22:28:31 +0100
commite09b4e24dda51b8212d8ece52431dacaa3922a7b (patch)
tree7005e181528134ebdde5bbbe5909273db9f30174 /tiny_skia
parent83c7870c569a2976923ee6243a19813094d44673 (diff)
parent7f8b17604a31e00becc43130ec516c1a53552c88 (diff)
downloadiced-e09b4e24dda51b8212d8ece52431dacaa3922a7b.tar.gz
iced-e09b4e24dda51b8212d8ece52431dacaa3922a7b.tar.bz2
iced-e09b4e24dda51b8212d8ece52431dacaa3922a7b.zip
Merge branch 'master' into feat/multi-window-support
Diffstat (limited to 'tiny_skia')
-rw-r--r--tiny_skia/Cargo.toml48
-rw-r--r--tiny_skia/fonts/Iced-Icons.ttfbin5108 -> 0 bytes
-rw-r--r--tiny_skia/src/backend.rs153
-rw-r--r--tiny_skia/src/geometry.rs30
-rw-r--r--tiny_skia/src/lib.rs3
-rw-r--r--tiny_skia/src/raster.rs16
-rw-r--r--tiny_skia/src/settings.rs6
-rw-r--r--tiny_skia/src/text.rs484
-rw-r--r--tiny_skia/src/vector.rs28
-rw-r--r--tiny_skia/src/window/compositor.rs18
10 files changed, 348 insertions, 438 deletions
diff --git a/tiny_skia/Cargo.toml b/tiny_skia/Cargo.toml
index d9276ea5..df4c6143 100644
--- a/tiny_skia/Cargo.toml
+++ b/tiny_skia/Cargo.toml
@@ -1,7 +1,14 @@
[package]
name = "iced_tiny_skia"
-version = "0.1.0"
-edition = "2021"
+description = "A software renderer for iced on top of tiny-skia"
+version.workspace = true
+edition.workspace = true
+authors.workspace = true
+license.workspace = true
+repository.workspace = true
+homepage.workspace = true
+categories.workspace = true
+keywords.workspace = true
[features]
image = ["iced_graphics/image"]
@@ -9,30 +16,17 @@ svg = ["resvg"]
geometry = ["iced_graphics/geometry"]
[dependencies]
-raw-window-handle = "0.5"
-softbuffer = "0.2"
-tiny-skia = "0.10"
-bytemuck = "1"
-rustc-hash = "1.1"
-kurbo = "0.9"
-log = "0.4"
+iced_graphics.workspace = true
-[dependencies.iced_graphics]
-version = "0.8"
-path = "../graphics"
+bytemuck.workspace = true
+cosmic-text.workspace = true
+kurbo.workspace = true
+log.workspace = true
+raw-window-handle.workspace = true
+rustc-hash.workspace = true
+softbuffer.workspace = true
+tiny-skia.workspace = true
+xxhash-rust.workspace = true
-[dependencies.cosmic-text]
-git = "https://github.com/hecrj/cosmic-text.git"
-rev = "c3cd24dc972bb8fd55d016c81ac9fa637e0a4ada"
-
-[dependencies.twox-hash]
-version = "1.6"
-default-features = false
-
-[target.'cfg(not(target_arch = "wasm32"))'.dependencies.twox-hash]
-version = "1.6.1"
-features = ["std"]
-
-[dependencies.resvg]
-version = "0.35"
-optional = true
+resvg.workspace = true
+resvg.optional = true
diff --git a/tiny_skia/fonts/Iced-Icons.ttf b/tiny_skia/fonts/Iced-Icons.ttf
deleted file mode 100644
index e3273141..00000000
--- a/tiny_skia/fonts/Iced-Icons.ttf
+++ /dev/null
Binary files differ
diff --git a/tiny_skia/src/backend.rs b/tiny_skia/src/backend.rs
index a8add70b..f2905b00 100644
--- a/tiny_skia/src/backend.rs
+++ b/tiny_skia/src/backend.rs
@@ -1,16 +1,11 @@
-use crate::core::text;
-use crate::core::Gradient;
-use crate::core::{Background, Color, Font, Point, Rectangle, Size, Vector};
+use crate::core::{Background, Color, Gradient, Rectangle, Vector};
use crate::graphics::backend;
use crate::graphics::{Damage, Viewport};
use crate::primitive::{self, Primitive};
-use crate::Settings;
use std::borrow::Cow;
pub struct Backend {
- default_font: Font,
- default_text_size: f32,
text_pipeline: crate::text::Pipeline,
#[cfg(feature = "image")]
@@ -21,10 +16,8 @@ pub struct Backend {
}
impl Backend {
- pub fn new(settings: Settings) -> Self {
+ pub fn new() -> Self {
Self {
- default_font: settings.default_font,
- default_text_size: settings.default_text_size,
text_pipeline: crate::text::Pipeline::new(),
#[cfg(feature = "image")]
@@ -364,6 +357,57 @@ impl Backend {
}
}
}
+ Primitive::Paragraph {
+ paragraph,
+ position,
+ color,
+ } => {
+ let physical_bounds =
+ (Rectangle::new(*position, paragraph.min_bounds)
+ + translation)
+ * scale_factor;
+
+ if !clip_bounds.intersects(&physical_bounds) {
+ return;
+ }
+
+ let clip_mask = (!physical_bounds.is_within(&clip_bounds))
+ .then_some(clip_mask as &_);
+
+ self.text_pipeline.draw_paragraph(
+ paragraph,
+ *position + translation,
+ *color,
+ scale_factor,
+ pixels,
+ clip_mask,
+ );
+ }
+ Primitive::Editor {
+ editor,
+ position,
+ color,
+ } => {
+ let physical_bounds =
+ (Rectangle::new(*position, editor.bounds) + translation)
+ * scale_factor;
+
+ if !clip_bounds.intersects(&physical_bounds) {
+ return;
+ }
+
+ let clip_mask = (!physical_bounds.is_within(&clip_bounds))
+ .then_some(clip_mask as &_);
+
+ self.text_pipeline.draw_editor(
+ editor,
+ *position + translation,
+ *color,
+ scale_factor,
+ pixels,
+ clip_mask,
+ );
+ }
Primitive::Text {
content,
bounds,
@@ -385,7 +429,7 @@ impl Backend {
let clip_mask = (!physical_bounds.is_within(&clip_bounds))
.then_some(clip_mask as &_);
- self.text_pipeline.draw(
+ self.text_pipeline.draw_cached(
content,
*bounds + translation,
*color,
@@ -401,7 +445,11 @@ impl Backend {
);
}
#[cfg(feature = "image")]
- Primitive::Image { handle, bounds } => {
+ Primitive::Image {
+ handle,
+ filter_method,
+ bounds,
+ } => {
let physical_bounds = (*bounds + translation) * scale_factor;
if !clip_bounds.intersects(&physical_bounds) {
@@ -417,14 +465,19 @@ impl Backend {
)
.post_scale(scale_factor, scale_factor);
- self.raster_pipeline
- .draw(handle, *bounds, pixels, transform, clip_mask);
+ self.raster_pipeline.draw(
+ handle,
+ *filter_method,
+ *bounds,
+ pixels,
+ transform,
+ clip_mask,
+ );
}
#[cfg(not(feature = "image"))]
Primitive::Image { .. } => {
log::warn!(
- "Unsupported primitive in `iced_tiny_skia`: {:?}",
- primitive
+ "Unsupported primitive in `iced_tiny_skia`: {primitive:?}",
);
}
#[cfg(feature = "svg")]
@@ -453,8 +506,7 @@ impl Backend {
#[cfg(not(feature = "svg"))]
Primitive::Svg { .. } => {
log::warn!(
- "Unsupported primitive in `iced_tiny_skia`: {:?}",
- primitive
+ "Unsupported primitive in `iced_tiny_skia`: {primitive:?}",
);
}
Primitive::Custom(primitive::Custom::Fill {
@@ -599,6 +651,12 @@ impl Backend {
}
}
+impl Default for Backend {
+ fn default() -> Self {
+ Self::new()
+ }
+}
+
fn into_color(color: Color) -> tiny_skia::Color {
tiny_skia::Color::from_rgba(color.b, color.g, color.r, color.a)
.expect("Convert color from iced to tiny_skia")
@@ -779,60 +837,6 @@ impl iced_graphics::Backend for Backend {
}
impl backend::Text for Backend {
- const ICON_FONT: Font = Font::with_name("Iced-Icons");
- const CHECKMARK_ICON: char = '\u{f00c}';
- const ARROW_DOWN_ICON: char = '\u{e800}';
-
- fn default_font(&self) -> Font {
- self.default_font
- }
-
- fn default_size(&self) -> f32 {
- self.default_text_size
- }
-
- fn measure(
- &self,
- contents: &str,
- size: f32,
- line_height: text::LineHeight,
- font: Font,
- bounds: Size,
- shaping: text::Shaping,
- ) -> Size {
- self.text_pipeline.measure(
- contents,
- size,
- line_height,
- font,
- bounds,
- shaping,
- )
- }
-
- fn hit_test(
- &self,
- contents: &str,
- size: f32,
- line_height: text::LineHeight,
- font: Font,
- bounds: Size,
- shaping: text::Shaping,
- point: Point,
- nearest_only: bool,
- ) -> Option<text::Hit> {
- self.text_pipeline.hit_test(
- contents,
- size,
- line_height,
- font,
- bounds,
- shaping,
- point,
- nearest_only,
- )
- }
-
fn load_font(&mut self, font: Cow<'static, [u8]>) {
self.text_pipeline.load_font(font);
}
@@ -840,7 +844,10 @@ impl backend::Text for Backend {
#[cfg(feature = "image")]
impl backend::Image for Backend {
- fn dimensions(&self, handle: &crate::core::image::Handle) -> Size<u32> {
+ fn dimensions(
+ &self,
+ handle: &crate::core::image::Handle,
+ ) -> crate::core::Size<u32> {
self.raster_pipeline.dimensions(handle)
}
}
@@ -850,7 +857,7 @@ impl backend::Svg for Backend {
fn viewport_dimensions(
&self,
handle: &crate::core::svg::Handle,
- ) -> Size<u32> {
+ ) -> crate::core::Size<u32> {
self.vector_pipeline.viewport_dimensions(handle)
}
}
diff --git a/tiny_skia/src/geometry.rs b/tiny_skia/src/geometry.rs
index 9bd47556..1d14aa03 100644
--- a/tiny_skia/src/geometry.rs
+++ b/tiny_skia/src/geometry.rs
@@ -39,7 +39,9 @@ impl Frame {
}
pub fn fill(&mut self, path: &Path, fill: impl Into<Fill>) {
- let Some(path) = convert_path(path) else { return };
+ let Some(path) = convert_path(path) else {
+ return;
+ };
let fill = fill.into();
self.primitives
@@ -57,7 +59,9 @@ impl Frame {
size: Size,
fill: impl Into<Fill>,
) {
- let Some(path) = convert_path(&Path::rectangle(top_left, size)) else { return };
+ let Some(path) = convert_path(&Path::rectangle(top_left, size)) else {
+ return;
+ };
let fill = fill.into();
self.primitives
@@ -73,7 +77,9 @@ impl Frame {
}
pub fn stroke<'a>(&mut self, path: &Path, stroke: impl Into<Stroke<'a>>) {
- let Some(path) = convert_path(path) else { return };
+ let Some(path) = convert_path(path) else {
+ return;
+ };
let stroke = stroke.into();
let skia_stroke = into_stroke(&stroke);
@@ -148,8 +154,16 @@ impl Frame {
.pre_concat(tiny_skia::Transform::from_rotate(angle.to_degrees()));
}
- pub fn scale(&mut self, scale: f32) {
- self.transform = self.transform.pre_scale(scale, scale);
+ pub fn scale(&mut self, scale: impl Into<f32>) {
+ let scale = scale.into();
+
+ self.scale_nonuniform(Vector { x: scale, y: scale });
+ }
+
+ pub fn scale_nonuniform(&mut self, scale: impl Into<Vector>) {
+ let scale = scale.into();
+
+ self.transform = self.transform.pre_scale(scale.x, scale.y);
}
pub fn into_primitive(self) -> Primitive {
@@ -166,9 +180,9 @@ fn convert_path(path: &Path) -> Option<tiny_skia::Path> {
use iced_graphics::geometry::path::lyon_path;
let mut builder = tiny_skia::PathBuilder::new();
- let mut last_point = Default::default();
+ let mut last_point = lyon_path::math::Point::default();
- for event in path.raw().iter() {
+ for event in path.raw() {
match event {
lyon_path::Event::Begin { at } => {
builder.move_to(at.x, at.y);
@@ -289,7 +303,7 @@ pub fn into_fill_rule(rule: fill::Rule) -> tiny_skia::FillRule {
}
}
-pub fn into_stroke(stroke: &Stroke) -> tiny_skia::Stroke {
+pub fn into_stroke(stroke: &Stroke<'_>) -> tiny_skia::Stroke {
tiny_skia::Stroke {
width: stroke.width,
line_cap: match stroke.line_cap {
diff --git a/tiny_skia/src/lib.rs b/tiny_skia/src/lib.rs
index 15de6ce2..ec8012be 100644
--- a/tiny_skia/src/lib.rs
+++ b/tiny_skia/src/lib.rs
@@ -1,3 +1,6 @@
+#![forbid(rust_2018_idioms)]
+#![deny(unsafe_code, unused_results, rustdoc::broken_intra_doc_links)]
+#![cfg_attr(docsrs, feature(doc_auto_cfg))]
pub mod window;
mod backend;
diff --git a/tiny_skia/src/raster.rs b/tiny_skia/src/raster.rs
index dedb127c..5f17ae60 100644
--- a/tiny_skia/src/raster.rs
+++ b/tiny_skia/src/raster.rs
@@ -28,6 +28,7 @@ impl Pipeline {
pub fn draw(
&mut self,
handle: &raster::Handle,
+ filter_method: raster::FilterMethod,
bounds: Rectangle,
pixels: &mut tiny_skia::PixmapMut<'_>,
transform: tiny_skia::Transform,
@@ -39,12 +40,21 @@ impl Pipeline {
let transform = transform.pre_scale(width_scale, height_scale);
+ let quality = match filter_method {
+ raster::FilterMethod::Linear => {
+ tiny_skia::FilterQuality::Bilinear
+ }
+ raster::FilterMethod::Nearest => {
+ tiny_skia::FilterQuality::Nearest
+ }
+ };
+
pixels.draw_pixmap(
(bounds.x / width_scale) as i32,
(bounds.y / height_scale) as i32,
image,
&tiny_skia::PixmapPaint {
- quality: tiny_skia::FilterQuality::Bilinear,
+ quality,
..Default::default()
},
transform,
@@ -85,14 +95,14 @@ impl Cache {
);
}
- entry.insert(Some(Entry {
+ let _ = entry.insert(Some(Entry {
width: image.width(),
height: image.height(),
pixels: buffer,
}));
}
- self.hits.insert(id);
+ let _ = self.hits.insert(id);
self.entries.get(&id).unwrap().as_ref().map(|entry| {
tiny_skia::PixmapRef::from_bytes(
bytemuck::cast_slice(&entry.pixels),
diff --git a/tiny_skia/src/settings.rs b/tiny_skia/src/settings.rs
index abffbfe6..ec27b218 100644
--- a/tiny_skia/src/settings.rs
+++ b/tiny_skia/src/settings.rs
@@ -1,4 +1,4 @@
-use crate::core::Font;
+use crate::core::{Font, Pixels};
/// The settings of a [`Backend`].
///
@@ -11,14 +11,14 @@ pub struct Settings {
/// The default size of text.
///
/// By default, it will be set to `16.0`.
- pub default_text_size: f32,
+ pub default_text_size: Pixels,
}
impl Default for Settings {
fn default() -> Settings {
Settings {
default_font: Font::default(),
- default_text_size: 16.0,
+ default_text_size: Pixels(16.0),
}
}
}
diff --git a/tiny_skia/src/text.rs b/tiny_skia/src/text.rs
index 15f25740..70e95d01 100644
--- a/tiny_skia/src/text.rs
+++ b/tiny_skia/src/text.rs
@@ -1,18 +1,19 @@
use crate::core::alignment;
-use crate::core::font::{self, Font};
-use crate::core::text::{Hit, LineHeight, Shaping};
-use crate::core::{Color, Pixels, Point, Rectangle, Size};
+use crate::core::text::{LineHeight, Shaping};
+use crate::core::{Color, Font, Pixels, Point, Rectangle};
+use crate::graphics::color;
+use crate::graphics::text::cache::{self, Cache};
+use crate::graphics::text::editor;
+use crate::graphics::text::font_system;
+use crate::graphics::text::paragraph;
use rustc_hash::{FxHashMap, FxHashSet};
use std::borrow::Cow;
use std::cell::RefCell;
use std::collections::hash_map;
-use std::hash::{BuildHasher, Hash, Hasher};
-use std::sync::Arc;
#[allow(missing_debug_implementations)]
pub struct Pipeline {
- font_system: RefCell<cosmic_text::FontSystem>,
glyph_cache: GlyphCache,
cache: RefCell<Cache>,
}
@@ -20,31 +21,88 @@ pub struct Pipeline {
impl Pipeline {
pub fn new() -> Self {
Pipeline {
- font_system: RefCell::new(cosmic_text::FontSystem::new_with_fonts(
- [cosmic_text::fontdb::Source::Binary(Arc::new(
- include_bytes!("../fonts/Iced-Icons.ttf").as_slice(),
- ))]
- .into_iter(),
- )),
glyph_cache: GlyphCache::new(),
cache: RefCell::new(Cache::new()),
}
}
pub fn load_font(&mut self, bytes: Cow<'static, [u8]>) {
- self.font_system.get_mut().db_mut().load_font_source(
- cosmic_text::fontdb::Source::Binary(Arc::new(bytes.into_owned())),
- );
+ font_system()
+ .write()
+ .expect("Write font system")
+ .load_font(bytes);
self.cache = RefCell::new(Cache::new());
}
- pub fn draw(
+ pub fn draw_paragraph(
+ &mut self,
+ paragraph: &paragraph::Weak,
+ position: Point,
+ color: Color,
+ scale_factor: f32,
+ pixels: &mut tiny_skia::PixmapMut<'_>,
+ clip_mask: Option<&tiny_skia::Mask>,
+ ) {
+ use crate::core::text::Paragraph as _;
+
+ let Some(paragraph) = paragraph.upgrade() else {
+ return;
+ };
+
+ let mut font_system = font_system().write().expect("Write font system");
+
+ draw(
+ font_system.raw(),
+ &mut self.glyph_cache,
+ paragraph.buffer(),
+ Rectangle::new(position, paragraph.min_bounds()),
+ color,
+ paragraph.horizontal_alignment(),
+ paragraph.vertical_alignment(),
+ scale_factor,
+ pixels,
+ clip_mask,
+ );
+ }
+
+ pub fn draw_editor(
+ &mut self,
+ editor: &editor::Weak,
+ position: Point,
+ color: Color,
+ scale_factor: f32,
+ pixels: &mut tiny_skia::PixmapMut<'_>,
+ clip_mask: Option<&tiny_skia::Mask>,
+ ) {
+ use crate::core::text::Editor as _;
+
+ let Some(editor) = editor.upgrade() else {
+ return;
+ };
+
+ let mut font_system = font_system().write().expect("Write font system");
+
+ draw(
+ font_system.raw(),
+ &mut self.glyph_cache,
+ editor.buffer(),
+ Rectangle::new(position, editor.bounds()),
+ color,
+ alignment::Horizontal::Left,
+ alignment::Vertical::Top,
+ scale_factor,
+ pixels,
+ clip_mask,
+ );
+ }
+
+ pub fn draw_cached(
&mut self,
content: &str,
bounds: Rectangle,
color: Color,
- size: f32,
+ size: Pixels,
line_height: LineHeight,
font: Font,
horizontal_alignment: alignment::Horizontal,
@@ -54,189 +112,122 @@ impl Pipeline {
pixels: &mut tiny_skia::PixmapMut<'_>,
clip_mask: Option<&tiny_skia::Mask>,
) {
- let line_height = f32::from(line_height.to_absolute(Pixels(size)));
+ let line_height = f32::from(line_height.to_absolute(size));
- let font_system = self.font_system.get_mut();
- let key = Key {
+ let mut font_system = font_system().write().expect("Write font system");
+ let font_system = font_system.raw();
+
+ let key = cache::Key {
bounds: bounds.size(),
content,
font,
- size,
+ size: size.into(),
line_height,
shaping,
};
let (_, entry) = self.cache.get_mut().allocate(font_system, key);
- let max_width = entry.bounds.width * scale_factor;
- let total_height = entry.bounds.height * scale_factor;
-
- let bounds = bounds * scale_factor;
-
- let x = match horizontal_alignment {
- alignment::Horizontal::Left => bounds.x,
- alignment::Horizontal::Center => bounds.x - max_width / 2.0,
- alignment::Horizontal::Right => bounds.x - max_width,
- };
-
- let y = match vertical_alignment {
- alignment::Vertical::Top => bounds.y,
- alignment::Vertical::Center => bounds.y - total_height / 2.0,
- alignment::Vertical::Bottom => bounds.y - total_height,
- };
-
- let mut swash = cosmic_text::SwashCache::new();
-
- for run in entry.buffer.layout_runs() {
- for glyph in run.glyphs {
- let physical_glyph = glyph.physical((x, y), scale_factor);
-
- if let Some((buffer, placement)) = self.glyph_cache.allocate(
- physical_glyph.cache_key,
- color,
- font_system,
- &mut swash,
- ) {
- let pixmap = tiny_skia::PixmapRef::from_bytes(
- buffer,
- placement.width,
- placement.height,
- )
- .expect("Create glyph pixel map");
-
- pixels.draw_pixmap(
- physical_glyph.x + placement.left,
- physical_glyph.y - placement.top
- + (run.line_y * scale_factor).round() as i32,
- pixmap,
- &tiny_skia::PixmapPaint::default(),
- tiny_skia::Transform::identity(),
- clip_mask,
- );
- }
- }
- }
+ let width = entry.min_bounds.width;
+ let height = entry.min_bounds.height;
+
+ draw(
+ font_system,
+ &mut self.glyph_cache,
+ &entry.buffer,
+ Rectangle {
+ width,
+ height,
+ ..bounds
+ },
+ color,
+ horizontal_alignment,
+ vertical_alignment,
+ scale_factor,
+ pixels,
+ clip_mask,
+ );
}
pub fn trim_cache(&mut self) {
self.cache.get_mut().trim();
self.glyph_cache.trim();
}
-
- pub fn measure(
- &self,
- content: &str,
- size: f32,
- line_height: LineHeight,
- font: Font,
- bounds: Size,
- shaping: Shaping,
- ) -> Size {
- let mut measurement_cache = self.cache.borrow_mut();
-
- let line_height = f32::from(line_height.to_absolute(Pixels(size)));
-
- let (_, entry) = measurement_cache.allocate(
- &mut self.font_system.borrow_mut(),
- Key {
- content,
- size,
- line_height,
- font,
- bounds,
- shaping,
- },
- );
-
- entry.bounds
- }
-
- pub fn hit_test(
- &self,
- content: &str,
- size: f32,
- line_height: LineHeight,
- font: Font,
- bounds: Size,
- shaping: Shaping,
- point: Point,
- _nearest_only: bool,
- ) -> Option<Hit> {
- let mut measurement_cache = self.cache.borrow_mut();
-
- let line_height = f32::from(line_height.to_absolute(Pixels(size)));
-
- let (_, entry) = measurement_cache.allocate(
- &mut self.font_system.borrow_mut(),
- Key {
- content,
- size,
- line_height,
- font,
- bounds,
- shaping,
- },
- );
-
- let cursor = entry.buffer.hit(point.x, point.y)?;
-
- Some(Hit::CharOffset(cursor.index))
- }
-}
-
-fn measure(buffer: &cosmic_text::Buffer) -> Size {
- let (width, total_lines) = buffer
- .layout_runs()
- .fold((0.0, 0usize), |(width, total_lines), run| {
- (run.line_w.max(width), total_lines + 1)
- });
-
- Size::new(width, total_lines as f32 * buffer.metrics().line_height)
}
-fn to_family(family: font::Family) -> cosmic_text::Family<'static> {
- match family {
- font::Family::Name(name) => cosmic_text::Family::Name(name),
- font::Family::SansSerif => cosmic_text::Family::SansSerif,
- font::Family::Serif => cosmic_text::Family::Serif,
- font::Family::Cursive => cosmic_text::Family::Cursive,
- font::Family::Fantasy => cosmic_text::Family::Fantasy,
- font::Family::Monospace => cosmic_text::Family::Monospace,
- }
-}
-
-fn to_weight(weight: font::Weight) -> cosmic_text::Weight {
- match weight {
- font::Weight::Thin => cosmic_text::Weight::THIN,
- font::Weight::ExtraLight => cosmic_text::Weight::EXTRA_LIGHT,
- font::Weight::Light => cosmic_text::Weight::LIGHT,
- font::Weight::Normal => cosmic_text::Weight::NORMAL,
- font::Weight::Medium => cosmic_text::Weight::MEDIUM,
- font::Weight::Semibold => cosmic_text::Weight::SEMIBOLD,
- font::Weight::Bold => cosmic_text::Weight::BOLD,
- font::Weight::ExtraBold => cosmic_text::Weight::EXTRA_BOLD,
- font::Weight::Black => cosmic_text::Weight::BLACK,
- }
-}
-
-fn to_stretch(stretch: font::Stretch) -> cosmic_text::Stretch {
- match stretch {
- font::Stretch::UltraCondensed => cosmic_text::Stretch::UltraCondensed,
- font::Stretch::ExtraCondensed => cosmic_text::Stretch::ExtraCondensed,
- font::Stretch::Condensed => cosmic_text::Stretch::Condensed,
- font::Stretch::SemiCondensed => cosmic_text::Stretch::SemiCondensed,
- font::Stretch::Normal => cosmic_text::Stretch::Normal,
- font::Stretch::SemiExpanded => cosmic_text::Stretch::SemiExpanded,
- font::Stretch::Expanded => cosmic_text::Stretch::Expanded,
- font::Stretch::ExtraExpanded => cosmic_text::Stretch::ExtraExpanded,
- font::Stretch::UltraExpanded => cosmic_text::Stretch::UltraExpanded,
+fn draw(
+ font_system: &mut cosmic_text::FontSystem,
+ glyph_cache: &mut GlyphCache,
+ buffer: &cosmic_text::Buffer,
+ bounds: Rectangle,
+ color: Color,
+ horizontal_alignment: alignment::Horizontal,
+ vertical_alignment: alignment::Vertical,
+ scale_factor: f32,
+ pixels: &mut tiny_skia::PixmapMut<'_>,
+ clip_mask: Option<&tiny_skia::Mask>,
+) {
+ let bounds = bounds * scale_factor;
+
+ let x = match horizontal_alignment {
+ alignment::Horizontal::Left => bounds.x,
+ alignment::Horizontal::Center => bounds.x - bounds.width / 2.0,
+ alignment::Horizontal::Right => bounds.x - bounds.width,
+ };
+
+ let y = match vertical_alignment {
+ alignment::Vertical::Top => bounds.y,
+ alignment::Vertical::Center => bounds.y - bounds.height / 2.0,
+ alignment::Vertical::Bottom => bounds.y - bounds.height,
+ };
+
+ let mut swash = cosmic_text::SwashCache::new();
+
+ for run in buffer.layout_runs() {
+ for glyph in run.glyphs {
+ let physical_glyph = glyph.physical((x, y), scale_factor);
+
+ if let Some((buffer, placement)) = glyph_cache.allocate(
+ physical_glyph.cache_key,
+ glyph.color_opt.map(from_color).unwrap_or(color),
+ font_system,
+ &mut swash,
+ ) {
+ let pixmap = tiny_skia::PixmapRef::from_bytes(
+ buffer,
+ placement.width,
+ placement.height,
+ )
+ .expect("Create glyph pixel map");
+
+ pixels.draw_pixmap(
+ physical_glyph.x + placement.left,
+ physical_glyph.y - placement.top
+ + (run.line_y * scale_factor).round() as i32,
+ pixmap,
+ &tiny_skia::PixmapPaint::default(),
+ tiny_skia::Transform::identity(),
+ clip_mask,
+ );
+ }
+ }
}
}
-fn to_shaping(shaping: Shaping) -> cosmic_text::Shaping {
- match shaping {
- Shaping::Basic => cosmic_text::Shaping::Basic,
- Shaping::Advanced => cosmic_text::Shaping::Advanced,
+fn from_color(color: cosmic_text::Color) -> Color {
+ let [r, g, b, a] = color.as_rgba();
+
+ if color::GAMMA_CORRECTION {
+ // `cosmic_text::Color` is linear RGB in this case, so we
+ // need to convert back to sRGB
+ Color::from_linear_rgba(
+ r as f32 / 255.0,
+ g as f32 / 255.0,
+ b as f32 / 255.0,
+ a as f32 / 255.0,
+ )
+ } else {
+ Color::from_rgba8(r, g, b, a as f32 / 255.0)
}
}
@@ -327,10 +318,10 @@ impl GlyphCache {
}
}
- entry.insert((buffer, image.placement));
+ let _ = entry.insert((buffer, image.placement));
}
- self.recently_used.insert(key);
+ let _ = self.recently_used.insert(key);
self.entries.get(&key).map(|(buffer, placement)| {
(bytemuck::cast_slice(buffer.as_slice()), *placement)
@@ -350,134 +341,3 @@ impl GlyphCache {
}
}
}
-
-struct Cache {
- entries: FxHashMap<KeyHash, Entry>,
- measurements: FxHashMap<KeyHash, KeyHash>,
- recently_used: FxHashSet<KeyHash>,
- hasher: HashBuilder,
- trim_count: usize,
-}
-
-struct Entry {
- buffer: cosmic_text::Buffer,
- bounds: Size,
-}
-
-#[cfg(not(target_arch = "wasm32"))]
-type HashBuilder = twox_hash::RandomXxHashBuilder64;
-
-#[cfg(target_arch = "wasm32")]
-type HashBuilder = std::hash::BuildHasherDefault<twox_hash::XxHash64>;
-
-impl Cache {
- const TRIM_INTERVAL: usize = 300;
-
- fn new() -> Self {
- Self {
- entries: FxHashMap::default(),
- measurements: FxHashMap::default(),
- recently_used: FxHashSet::default(),
- hasher: HashBuilder::default(),
- trim_count: 0,
- }
- }
-
- fn allocate(
- &mut self,
- font_system: &mut cosmic_text::FontSystem,
- key: Key<'_>,
- ) -> (KeyHash, &mut Entry) {
- let hash = key.hash(self.hasher.build_hasher());
-
- if let Some(hash) = self.measurements.get(&hash) {
- let _ = self.recently_used.insert(*hash);
-
- return (*hash, self.entries.get_mut(hash).unwrap());
- }
-
- if let hash_map::Entry::Vacant(entry) = self.entries.entry(hash) {
- let metrics = cosmic_text::Metrics::new(key.size, key.size * 1.2);
- let mut buffer = cosmic_text::Buffer::new(font_system, metrics);
-
- buffer.set_size(
- font_system,
- key.bounds.width,
- key.bounds.height.max(key.size * 1.2),
- );
- buffer.set_text(
- font_system,
- key.content,
- cosmic_text::Attrs::new()
- .family(to_family(key.font.family))
- .weight(to_weight(key.font.weight))
- .stretch(to_stretch(key.font.stretch)),
- to_shaping(key.shaping),
- );
-
- let bounds = measure(&buffer);
-
- let _ = entry.insert(Entry { buffer, bounds });
-
- for bounds in [
- bounds,
- Size {
- width: key.bounds.width,
- ..bounds
- },
- ] {
- if key.bounds != bounds {
- let _ = self.measurements.insert(
- Key { bounds, ..key }.hash(self.hasher.build_hasher()),
- hash,
- );
- }
- }
- }
-
- let _ = self.recently_used.insert(hash);
-
- (hash, self.entries.get_mut(&hash).unwrap())
- }
-
- fn trim(&mut self) {
- if self.trim_count > Self::TRIM_INTERVAL {
- self.entries
- .retain(|key, _| self.recently_used.contains(key));
- self.measurements
- .retain(|_, value| self.recently_used.contains(value));
-
- self.recently_used.clear();
-
- self.trim_count = 0;
- } else {
- self.trim_count += 1;
- }
- }
-}
-
-#[derive(Debug, Clone, Copy)]
-struct Key<'a> {
- content: &'a str,
- size: f32,
- line_height: f32,
- font: Font,
- bounds: Size,
- shaping: Shaping,
-}
-
-impl Key<'_> {
- fn hash<H: Hasher>(self, mut hasher: H) -> KeyHash {
- self.content.hash(&mut hasher);
- self.size.to_bits().hash(&mut hasher);
- self.line_height.to_bits().hash(&mut hasher);
- self.font.hash(&mut hasher);
- self.bounds.width.to_bits().hash(&mut hasher);
- self.bounds.height.to_bits().hash(&mut hasher);
- self.shaping.hash(&mut hasher);
-
- hasher.finish()
- }
-}
-
-type KeyHash = u64;
diff --git a/tiny_skia/src/vector.rs b/tiny_skia/src/vector.rs
index 433ca0f5..9c2893a2 100644
--- a/tiny_skia/src/vector.rs
+++ b/tiny_skia/src/vector.rs
@@ -1,7 +1,8 @@
use crate::core::svg::{Data, Handle};
use crate::core::{Color, Rectangle, Size};
+use crate::graphics::text;
-use resvg::usvg;
+use resvg::usvg::{self, TreeTextToPath};
use rustc_hash::{FxHashMap, FxHashSet};
use std::cell::RefCell;
@@ -77,7 +78,7 @@ impl Cache {
let id = handle.id();
if let hash_map::Entry::Vacant(entry) = self.trees.entry(id) {
- let svg = match handle.data() {
+ let mut svg = match handle.data() {
Data::Path(path) => {
fs::read_to_string(path).ok().and_then(|contents| {
usvg::Tree::from_str(
@@ -92,10 +93,19 @@ impl Cache {
}
};
- entry.insert(svg);
+ if let Some(svg) = &mut svg {
+ if svg.has_text_nodes() {
+ let mut font_system =
+ text::font_system().write().expect("Read font system");
+
+ svg.convert_text(font_system.raw().db_mut());
+ }
+ }
+
+ let _ = entry.insert(svg);
}
- self.tree_hits.insert(id);
+ let _ = self.tree_hits.insert(id);
self.trees.get(&id).unwrap().as_ref()
}
@@ -172,16 +182,16 @@ impl Cache {
for pixel in
bytemuck::cast_slice_mut::<u8, u32>(image.data_mut())
{
- *pixel = *pixel & 0xFF00FF00
- | ((0x000000FF & *pixel) << 16)
- | ((0x00FF0000 & *pixel) >> 16);
+ *pixel = *pixel & 0xFF00_FF00
+ | ((0x0000_00FF & *pixel) << 16)
+ | ((0x00FF_0000 & *pixel) >> 16);
}
}
- self.rasters.insert(key, image);
+ let _ = self.rasters.insert(key, image);
}
- self.raster_hits.insert(key);
+ let _ = self.raster_hits.insert(key);
self.rasters.get(&key).map(tiny_skia::Pixmap::as_ref)
}
diff --git a/tiny_skia/src/window/compositor.rs b/tiny_skia/src/window/compositor.rs
index 1aaba2c9..32095e23 100644
--- a/tiny_skia/src/window/compositor.rs
+++ b/tiny_skia/src/window/compositor.rs
@@ -31,11 +31,22 @@ impl<Theme> crate::graphics::Compositor for Compositor<Theme> {
) -> Result<(Self, Self::Renderer), Error> {
let (compositor, backend) = new(settings);
- Ok((compositor, Renderer::new(backend)))
+ Ok((
+ compositor,
+ Renderer::new(
+ backend,
+ settings.default_font,
+ settings.default_text_size,
+ ),
+ ))
}
fn renderer(&self) -> Self::Renderer {
- Renderer::new(Backend::new(self.settings))
+ Renderer::new(
+ Backend::new(),
+ self.settings.default_font,
+ self.settings.default_text_size,
+ )
}
fn create_surface<W: HasRawWindowHandle + HasRawDisplayHandle>(
@@ -44,6 +55,7 @@ impl<Theme> crate::graphics::Compositor for Compositor<Theme> {
width: u32,
height: u32,
) -> Surface {
+ #[allow(unsafe_code)]
let window =
unsafe { softbuffer::GraphicsContext::new(window, window) }
.expect("Create softbuffer for window");
@@ -124,7 +136,7 @@ pub fn new<Theme>(settings: Settings) -> (Compositor<Theme>, Backend) {
settings,
_theme: PhantomData,
},
- Backend::new(settings),
+ Backend::new(),
)
}