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swrenderer: interface for hw rendering of rectangle with border or gradients (#8384)

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Olivier Goffart 2025-05-06 15:53:53 +02:00 • committed by GitHub
parent c07c0840f6
commit e42c4b18c2
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GPG key ID: B5690EEEBB952194
5 changed files with 406 additions and 351 deletions
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57
api/cpp/platform.rs
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@ -13,7 +13,7 @@ use i_slint_core::platform::{Clipboard, Platform, PlatformError};
use i_slint_core::renderer::Renderer;
use i_slint_core::window::ffi::WindowAdapterRcOpaque;
use i_slint_core::window::{WindowAdapter, WindowProperties};
use i_slint_core::SharedString;
use i_slint_core::{Brush, SharedString};
type WindowAdapterUserData = *mut c_void;
@ -103,10 +103,7 @@ pub extern "C" fn slint_window_properties_get_title(wp: &WindowProperties, out:
}
#[no_mangle]
pub extern "C" fn slint_window_properties_get_background(
wp: &WindowProperties,
out: &mut i_slint_core::Brush,
) {
pub extern "C" fn slint_window_properties_get_background(wp: &WindowProperties, out: &mut Brush) {
*out = wp.background();
}
@ -361,9 +358,7 @@ mod software_renderer {
use i_slint_core::SharedVector;
#[cfg(feature = "experimental")]
use i_slint_core::software_renderer::{
CompositionMode, DrawTextureArgs, PremultipliedRgbaColor, TargetPixelBuffer,
};
use i_slint_core::software_renderer::{DrawRectangleArgs, DrawTextureArgs, TargetPixelBuffer};
#[cfg(feature = "experimental")]
type CppTargetPixelBufferUserData = *mut c_void;
@ -379,17 +374,12 @@ mod software_renderer {
slice_len: *mut usize,
),
num_lines: unsafe extern "C" fn(CppTargetPixelBufferUserData) -> usize,
fill_rectangle: unsafe extern "C" fn(
fill_background:
unsafe extern "C" fn(CppTargetPixelBufferUserData, &Brush, &PhysicalRegion) -> bool,
draw_rectangle: unsafe extern "C" fn(
CppTargetPixelBufferUserData,
i16,
i16,
i16,
i16,
u8,
u8,
u8,
u8,
CompositionMode,
&DrawRectangleArgs,
&PhysicalRegion,
) -> bool,
draw_texture: unsafe extern "C" fn(
CppTargetPixelBufferUserData,
@ -417,29 +407,18 @@ mod software_renderer {
unsafe { (self.num_lines)(self.user_data) }
}
fn fill_rectangle(
/// Fill the background of the buffer with the given brush.
fn fill_background(
&mut self,
x: i16,
y: i16,
width: i16,
height: i16,
color: PremultipliedRgbaColor,
composition_mode: CompositionMode,
brush: &i_slint_core::Brush,
region: &PhysicalRegion,
) -> bool {
unsafe {
(self.fill_rectangle)(
self.user_data,
x,
y,
width,
height,
color.red,
color.green,
color.blue,
color.alpha,
composition_mode,
)
}
unsafe { (self.fill_background)(self.user_data, brush, region) }
}
/// Draw a rectangle specified by the DrawRectangleArgs. That rectangle must be clipped to the given region
fn draw_rectangle(&mut self, args: &DrawRectangleArgs, clip: &PhysicalRegion) -> bool {
unsafe { (self.draw_rectangle)(self.user_data, args, clip) }
}
fn draw_texture(&mut self, texture: &DrawTextureArgs, clip: &PhysicalRegion) -> bool {