✨ Text grow width/height

render-wasm/src/wasm/text.rs

@@ -1,7 +1,8 @@
 use crate::mem;
-use crate::shapes::RawTextData;
-use crate::with_current_shape;
+use crate::shapes::{auto_height, auto_width, GrowType, RawTextData, Type};
+
 use crate::STATE;
+use crate::{with_current_shape, with_state};
 
 #[no_mangle]
 pub extern "C" fn clear_shape_text() {
@@ -22,3 +23,48 @@ pub extern "C" fn set_shape_text_content() {
 
     mem::free_bytes();
 }
+
+#[no_mangle]
+pub extern "C" fn set_shape_grow_type(grow_type: u8) {
+    with_current_shape!(state, |shape: &mut Shape| {
+        if let Type::Text(text_content) = &mut shape.shape_type {
+            text_content.set_grow_type(GrowType::from(grow_type));
+        }
+    });
+}
+
+#[no_mangle]
+pub extern "C" fn get_text_dimensions() -> *mut u8 {
+    let font_col;
+    with_state!(state, {
+        font_col = state.render_state.fonts.font_collection();
+    });
+
+    let mut width = 0.01;
+    let mut height = 0.01;
+    with_current_shape!(state, |shape: &mut Shape| {
+        width = shape.selrect.width();
+        height = shape.selrect.height();
+
+        if let Type::Text(content) = &shape.shape_type {
+            match content.grow_type() {
+                GrowType::AutoWidth => {
+                    let paragraphs = content.get_skia_paragraphs(font_col);
+                    width = auto_width(&paragraphs);
+                    height = auto_height(&paragraphs);
+                }
+                GrowType::AutoHeight => {
+                    let paragraphs = content.get_skia_paragraphs(font_col);
+                    height = auto_height(&paragraphs);
+                }
+                _ => {}
+            }
+        }
+    });
+
+    let mut bytes = Vec::<u8>::with_capacity(8);
+    bytes.resize(8, 0);
+    bytes[0..4].clone_from_slice(&width.to_le_bytes());
+    bytes[4..8].clone_from_slice(&height.to_le_bytes());
+    mem::write_bytes(bytes)
+}