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working scissor proof of concept

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This commit is contained in:
Aleksander
2025-09-24 21:53:43 +02:00
parent 8d41d8bbd1
commit 8f75d451e4
11 changed files with 175 additions and 146 deletions
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50
wgui/src/widget/mod.rs
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@@ -4,7 +4,7 @@ use super::drawing::RenderPrimitive;
use crate::{
any::AnyTrait,
drawing,
drawing::{self, PrimitiveExtent},
event::{
self, CallbackData, CallbackDataCommon, CallbackMetadata, Event, EventAlterables, EventListenerKind,
EventListenerVec, MouseWheelEvent,
@@ -244,34 +244,38 @@ impl WidgetState {
// Horizontal handle
if enabled_horiz && info.handle_size.x < 1.0 {
state.primitives.push(drawing::RenderPrimitive {
boundary: drawing::Boundary::from_pos_size(
Vec2::new(
transform.pos.x + transform.dim.x * (1.0 - info.handle_size.x) * self.data.scrolling.x,
transform.pos.y + transform.dim.y - thickness - margin,
state.primitives.push(drawing::RenderPrimitive::Rectangle(
PrimitiveExtent {
boundary: drawing::Boundary::from_pos_size(
Vec2::new(
transform.pos.x + transform.dim.x * (1.0 - info.handle_size.x) * self.data.scrolling.x,
transform.pos.y + transform.dim.y - thickness - margin,
),
Vec2::new(transform.dim.x * info.handle_size.x, thickness),
),
Vec2::new(transform.dim.x * info.handle_size.x, thickness),
),
depth: state.depth,
transform: transform.transform,
payload: drawing::PrimitivePayload::Rectangle(rect_params),
});
depth: state.depth,
transform: transform.transform,
},
rect_params,
));
}
// Vertical handle
if enabled_vert && info.handle_size.y < 1.0 {
state.primitives.push(drawing::RenderPrimitive {
boundary: drawing::Boundary::from_pos_size(
Vec2::new(
transform.pos.x + transform.dim.x - thickness - margin,
transform.pos.y + transform.dim.y * (1.0 - info.handle_size.y) * self.data.scrolling.y,
state.primitives.push(drawing::RenderPrimitive::Rectangle(
PrimitiveExtent {
boundary: drawing::Boundary::from_pos_size(
Vec2::new(
transform.pos.x + transform.dim.x - thickness - margin,
transform.pos.y + transform.dim.y * (1.0 - info.handle_size.y) * self.data.scrolling.y,
),
Vec2::new(thickness, transform.dim.y * info.handle_size.y),
),
Vec2::new(thickness, transform.dim.y * info.handle_size.y),
),
depth: state.depth,
transform: transform.transform,
payload: drawing::PrimitivePayload::Rectangle(rect_params),
});
depth: state.depth,
transform: transform.transform,
},
rect_params,
));
}
}