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use super::{Item, ItemConsts, ItemRc};
use crate::graphics::Rect;
use crate::input::{
FocusEvent, InputEventFilterResult, InputEventResult, KeyEvent, KeyEventResult, MouseEvent,
};
use crate::item_rendering::CachedRenderingData;
use crate::item_rendering::ItemRenderer;
use crate::layout::{LayoutInfo, Orientation};
#[cfg(feature = "rtti")]
use crate::rtti::*;
use crate::window::WindowRc;
use crate::{Brush, Property};
use const_field_offset::FieldOffsets;
use core::pin::Pin;
use sixtyfps_corelib_macros::*;
#[derive(Copy, Clone, Debug, PartialEq, strum::EnumString, strum::Display)]
#[repr(C)]
#[allow(non_camel_case_types)]
pub enum ImageFit {
fill,
contain,
cover,
}
impl Default for ImageFit {
fn default() -> Self {
ImageFit::fill
}
}
#[derive(Copy, Clone, Debug, Eq, PartialEq, Hash, strum::EnumString, strum::Display)]
#[repr(C)]
#[allow(non_camel_case_types)]
pub enum ImageRendering {
smooth,
pixelated,
}
impl Default for ImageRendering {
fn default() -> Self {
ImageRendering::smooth
}
}
#[repr(C)]
#[derive(FieldOffsets, Default, SixtyFPSElement)]
#[pin]
pub struct ImageItem {
pub source: Property<crate::graphics::Image>,
pub x: Property<f32>,
pub y: Property<f32>,
pub width: Property<f32>,
pub height: Property<f32>,
pub image_fit: Property<ImageFit>,
pub image_rendering: Property<ImageRendering>,
pub cached_rendering_data: CachedRenderingData,
}
impl Item for ImageItem {
fn init(self: Pin<&Self>, _window: &WindowRc) {}
fn geometry(self: Pin<&Self>) -> Rect {
euclid::rect(self.x(), self.y(), self.width(), self.height())
}
fn layout_info(self: Pin<&Self>, orientation: Orientation, _window: &WindowRc) -> LayoutInfo {
let natural_size = self.source().size();
LayoutInfo {
preferred: match orientation {
_ if natural_size.width == 0. || natural_size.height == 0. => 0.,
Orientation::Horizontal => natural_size.width,
Orientation::Vertical => natural_size.height * self.width() / natural_size.width,
},
..Default::default()
}
}
fn input_event_filter_before_children(
self: Pin<&Self>,
_: MouseEvent,
_window: &WindowRc,
_self_rc: &ItemRc,
) -> InputEventFilterResult {
InputEventFilterResult::ForwardAndIgnore
}
fn input_event(
self: Pin<&Self>,
_: MouseEvent,
_window: &WindowRc,
_self_rc: &ItemRc,
) -> InputEventResult {
InputEventResult::EventIgnored
}
fn key_event(self: Pin<&Self>, _: &KeyEvent, _window: &WindowRc) -> KeyEventResult {
KeyEventResult::EventIgnored
}
fn focus_event(self: Pin<&Self>, _: &FocusEvent, _window: &WindowRc) {}
fn render(self: Pin<&Self>, backend: &mut &mut dyn ItemRenderer) {
(*backend).draw_image(self)
}
}
impl ItemConsts for ImageItem {
const cached_rendering_data_offset: const_field_offset::FieldOffset<
ImageItem,
CachedRenderingData,
> = ImageItem::FIELD_OFFSETS.cached_rendering_data.as_unpinned_projection();
}
#[repr(C)]
#[derive(FieldOffsets, Default, SixtyFPSElement)]
#[pin]
pub struct ClippedImage {
pub source: Property<crate::graphics::Image>,
pub x: Property<f32>,
pub y: Property<f32>,
pub width: Property<f32>,
pub height: Property<f32>,
pub image_fit: Property<ImageFit>,
pub image_rendering: Property<ImageRendering>,
pub colorize: Property<Brush>,
pub source_clip_x: Property<i32>,
pub source_clip_y: Property<i32>,
pub source_clip_width: Property<i32>,
pub source_clip_height: Property<i32>,
pub cached_rendering_data: CachedRenderingData,
}
impl Item for ClippedImage {
fn init(self: Pin<&Self>, _window: &WindowRc) {}
fn geometry(self: Pin<&Self>) -> Rect {
euclid::rect(self.x(), self.y(), self.width(), self.height())
}
fn layout_info(self: Pin<&Self>, orientation: Orientation, _window: &WindowRc) -> LayoutInfo {
let natural_size = self.source().size();
LayoutInfo {
preferred: match orientation {
_ if natural_size.width == 0. || natural_size.height == 0. => 0.,
Orientation::Horizontal => natural_size.width,
Orientation::Vertical => natural_size.height * self.width() / natural_size.width,
},
..Default::default()
}
}
fn input_event_filter_before_children(
self: Pin<&Self>,
_: MouseEvent,
_window: &WindowRc,
_self_rc: &ItemRc,
) -> InputEventFilterResult {
InputEventFilterResult::ForwardAndIgnore
}
fn input_event(
self: Pin<&Self>,
_: MouseEvent,
_window: &WindowRc,
_self_rc: &ItemRc,
) -> InputEventResult {
InputEventResult::EventIgnored
}
fn key_event(self: Pin<&Self>, _: &KeyEvent, _window: &WindowRc) -> KeyEventResult {
KeyEventResult::EventIgnored
}
fn focus_event(self: Pin<&Self>, _: &FocusEvent, _window: &WindowRc) {}
fn render(self: Pin<&Self>, backend: &mut &mut dyn ItemRenderer) {
(*backend).draw_clipped_image(self)
}
}
impl ItemConsts for ClippedImage {
const cached_rendering_data_offset: const_field_offset::FieldOffset<
ClippedImage,
CachedRenderingData,
> = ClippedImage::FIELD_OFFSETS.cached_rendering_data.as_unpinned_projection();
}