Add more remapping functions for vizia

nih_plug_vizia/src/widgets/util.rs

@@ -34,6 +34,30 @@ impl ModifiersExt for Modifiers {
     }
 }
 
+/// Remap a `[0, 1]` value to an x-coordinate within the current entity's bounding box. The value
+/// will be clamped to `[0, 1]` if it isn't already in that range. This ignores the border width.
+pub fn remap_current_entity_x_t(cx: &Context, t: f32) -> f32 {
+    let border_width = match cx.current.get_border_width(cx) {
+        vizia::Units::Pixels(x) => x,
+        _ => 0.0,
+    };
+    let x_pos = cx.cache.get_posx(cx.current) + border_width;
+    let width = cx.cache.get_width(cx.current) - (border_width * 2.0);
+    x_pos + (width * t.clamp(0.0, 1.0))
+}
+
+/// Remap a `[0, 1]` value to a y-coordinate within the current entity's bounding box. The value
+/// will be clamped to `[0, 1]` if it isn't already in that range. This ignores the border width.
+pub fn remap_current_entity_y_t(cx: &Context, t: f32) -> f32 {
+    let border_width = match cx.current.get_border_width(cx) {
+        vizia::Units::Pixels(x) => x,
+        _ => 0.0,
+    };
+    let y_pos = cx.cache.get_posy(cx.current) + border_width;
+    let height = cx.cache.get_height(cx.current) - (border_width * 2.0);
+    y_pos + (height * t.clamp(0.0, 1.0))
+}
+
 /// Remap an x-coordinate to a `[0, 1]` value within the current entity's bounding box. The value
 /// will be clamped to `[0, 1]` if it isn't already in that range. This ignores the border width.
 pub fn remap_current_entity_x_coordinate(cx: &Context, x_coord: f32) -> f32 {