diff options
Diffstat (limited to 'components/canvas/canvas_paint_thread.rs')
| -rw-r--r-- | components/canvas/canvas_paint_thread.rs | 173 |
1 files changed, 163 insertions, 10 deletions
diff --git a/components/canvas/canvas_paint_thread.rs b/components/canvas/canvas_paint_thread.rs index 26863482a99..f7c3fdfb6ae 100644 --- a/components/canvas/canvas_paint_thread.rs +++ b/components/canvas/canvas_paint_thread.rs @@ -6,7 +6,10 @@ use azure::azure::AzFloat; use azure::azure_hl::{AntialiasMode, CapStyle, CompositionOp, JoinStyle}; use azure::azure_hl::{BackendType, DrawOptions, DrawTarget, Pattern, StrokeOptions, SurfaceFormat}; use azure::azure_hl::{Color, ColorPattern, DrawSurfaceOptions, Filter, PathBuilder}; +use azure::azure_hl::{ExtendMode, GradientStop, LinearGradientPattern, RadialGradientPattern}; +use azure::azure_hl::SurfacePattern; use canvas_traits::*; +use cssparser::RGBA; use euclid::matrix2d::Matrix2D; use euclid::point::Point2D; use euclid::rect::Rect; @@ -15,7 +18,7 @@ use ipc_channel::ipc::{self, IpcSender}; use num_traits::ToPrimitive; use std::borrow::ToOwned; use std::mem; -use util::thread::spawn_named; +use std::thread; use webrender_traits; impl<'a> CanvasPaintThread<'a> { @@ -121,7 +124,7 @@ impl<'a> CanvasPaintThread<'a> { antialias: bool) -> IpcSender<CanvasMsg> { let (sender, receiver) = ipc::channel::<CanvasMsg>().unwrap(); - spawn_named("CanvasThread".to_owned(), move || { + thread::Builder::new().name("CanvasThread".to_owned()).spawn(move || { let mut painter = CanvasPaintThread::new(size, webrender_api_sender, antialias); loop { let msg = receiver.recv(); @@ -185,7 +188,7 @@ impl<'a> CanvasPaintThread<'a> { Canvas2dMsg::SetShadowOffsetX(value) => painter.set_shadow_offset_x(value), Canvas2dMsg::SetShadowOffsetY(value) => painter.set_shadow_offset_y(value), Canvas2dMsg::SetShadowBlur(value) => painter.set_shadow_blur(value), - Canvas2dMsg::SetShadowColor(ref color) => painter.set_shadow_color(color.to_azcolor()), + Canvas2dMsg::SetShadowColor(ref color) => painter.set_shadow_color(color.to_azure_style()), } }, CanvasMsg::Common(message) => { @@ -211,7 +214,7 @@ impl<'a> CanvasPaintThread<'a> { CanvasMsg::WebGL(_) => panic!("Wrong message sent to Canvas2D thread"), } } - }); + }).expect("Thread spawning failed"); sender } @@ -794,8 +797,8 @@ fn write_image(draw_target: &DrawTarget, let draw_options = DrawOptions::new(global_alpha, composition_op, AntialiasMode::None); draw_target.draw_surface(source_surface, - dest_rect.to_azfloat(), - image_rect.to_azfloat(), + dest_rect.to_azure_style(), + image_rect.to_azure_style(), draw_surface_options, draw_options); } @@ -854,13 +857,163 @@ impl RectToi32 for Rect<f64> { } -pub trait ToAzFloat { - fn to_azfloat(&self) -> Rect<AzFloat>; +pub trait ToAzureStyle { + type Target; + fn to_azure_style(self) -> Self::Target; } -impl ToAzFloat for Rect<f64> { - fn to_azfloat(&self) -> Rect<AzFloat> { +impl ToAzureStyle for Rect<f64> { + type Target = Rect<AzFloat>; + + fn to_azure_style(self) -> Rect<AzFloat> { Rect::new(Point2D::new(self.origin.x as AzFloat, self.origin.y as AzFloat), Size2D::new(self.size.width as AzFloat, self.size.height as AzFloat)) } } + + +impl ToAzureStyle for LineCapStyle { + type Target = CapStyle; + + fn to_azure_style(self) -> CapStyle { + match self { + LineCapStyle::Butt => CapStyle::Butt, + LineCapStyle::Round => CapStyle::Round, + LineCapStyle::Square => CapStyle::Square, + } + } +} + +impl ToAzureStyle for LineJoinStyle { + type Target = JoinStyle; + + fn to_azure_style(self) -> JoinStyle { + match self { + LineJoinStyle::Round => JoinStyle::Round, + LineJoinStyle::Bevel => JoinStyle::Bevel, + LineJoinStyle::Miter => JoinStyle::Miter, + } + } +} + +impl ToAzureStyle for CompositionStyle { + type Target = CompositionOp; + + fn to_azure_style(self) -> CompositionOp { + match self { + CompositionStyle::SrcIn => CompositionOp::In, + CompositionStyle::SrcOut => CompositionOp::Out, + CompositionStyle::SrcOver => CompositionOp::Over, + CompositionStyle::SrcAtop => CompositionOp::Atop, + CompositionStyle::DestIn => CompositionOp::DestIn, + CompositionStyle::DestOut => CompositionOp::DestOut, + CompositionStyle::DestOver => CompositionOp::DestOver, + CompositionStyle::DestAtop => CompositionOp::DestAtop, + CompositionStyle::Copy => CompositionOp::Source, + CompositionStyle::Lighter => CompositionOp::Add, + CompositionStyle::Xor => CompositionOp::Xor, + } + } +} + +impl ToAzureStyle for BlendingStyle { + type Target = CompositionOp; + + fn to_azure_style(self) -> CompositionOp { + match self { + BlendingStyle::Multiply => CompositionOp::Multiply, + BlendingStyle::Screen => CompositionOp::Screen, + BlendingStyle::Overlay => CompositionOp::Overlay, + BlendingStyle::Darken => CompositionOp::Darken, + BlendingStyle::Lighten => CompositionOp::Lighten, + BlendingStyle::ColorDodge => CompositionOp::ColorDodge, + BlendingStyle::ColorBurn => CompositionOp::ColorBurn, + BlendingStyle::HardLight => CompositionOp::HardLight, + BlendingStyle::SoftLight => CompositionOp::SoftLight, + BlendingStyle::Difference => CompositionOp::Difference, + BlendingStyle::Exclusion => CompositionOp::Exclusion, + BlendingStyle::Hue => CompositionOp::Hue, + BlendingStyle::Saturation => CompositionOp::Saturation, + BlendingStyle::Color => CompositionOp::Color, + BlendingStyle::Luminosity => CompositionOp::Luminosity, + } + } +} + +impl ToAzureStyle for CompositionOrBlending { + type Target = CompositionOp; + + fn to_azure_style(self) -> CompositionOp { + match self { + CompositionOrBlending::Composition(op) => op.to_azure_style(), + CompositionOrBlending::Blending(op) => op.to_azure_style(), + } + } +} + +pub trait ToAzurePattern { + fn to_azure_pattern(&self, drawtarget: &DrawTarget) -> Option<Pattern>; +} + +impl ToAzurePattern for FillOrStrokeStyle { + fn to_azure_pattern(&self, drawtarget: &DrawTarget) -> Option<Pattern> { + match *self { + FillOrStrokeStyle::Color(ref color) => { + Some(Pattern::Color(ColorPattern::new(color.to_azure_style()))) + }, + FillOrStrokeStyle::LinearGradient(ref linear_gradient_style) => { + let gradient_stops: Vec<GradientStop> = linear_gradient_style.stops.iter().map(|s| { + GradientStop { + offset: s.offset as AzFloat, + color: s.color.to_azure_style() + } + }).collect(); + + Some(Pattern::LinearGradient(LinearGradientPattern::new( + &Point2D::new(linear_gradient_style.x0 as AzFloat, linear_gradient_style.y0 as AzFloat), + &Point2D::new(linear_gradient_style.x1 as AzFloat, linear_gradient_style.y1 as AzFloat), + drawtarget.create_gradient_stops(&gradient_stops, ExtendMode::Clamp), + &Matrix2D::identity()))) + }, + FillOrStrokeStyle::RadialGradient(ref radial_gradient_style) => { + let gradient_stops: Vec<GradientStop> = radial_gradient_style.stops.iter().map(|s| { + GradientStop { + offset: s.offset as AzFloat, + color: s.color.to_azure_style() + } + }).collect(); + + Some(Pattern::RadialGradient(RadialGradientPattern::new( + &Point2D::new(radial_gradient_style.x0 as AzFloat, radial_gradient_style.y0 as AzFloat), + &Point2D::new(radial_gradient_style.x1 as AzFloat, radial_gradient_style.y1 as AzFloat), + radial_gradient_style.r0 as AzFloat, radial_gradient_style.r1 as AzFloat, + drawtarget.create_gradient_stops(&gradient_stops, ExtendMode::Clamp), + &Matrix2D::identity()))) + }, + FillOrStrokeStyle::Surface(ref surface_style) => { + drawtarget.create_source_surface_from_data(&surface_style.surface_data, + surface_style.surface_size, + surface_style.surface_size.width * 4, + SurfaceFormat::B8G8R8A8) + .map(|source_surface| { + Pattern::Surface(SurfacePattern::new( + source_surface.azure_source_surface, + surface_style.repeat_x, + surface_style.repeat_y, + &Matrix2D::identity())) + }) + } + } + } +} + +impl ToAzureStyle for RGBA { + type Target = Color; + + fn to_azure_style(self) -> Color { + Color::rgba(self.red as AzFloat, + self.green as AzFloat, + self.blue as AzFloat, + self.alpha as AzFloat) + } +} |