Merge pull request #7771 from penpot/elenatorro-12541-improve-text-selection-and-cursor

✨ Improve text shape selection

frontend/src/app/main/ui/workspace/shapes/text/v2_editor.cljs

@@ -309,7 +309,7 @@
 
         [{:keys [x y width height]} transform]
         (if render-wasm?
-          (let [{:keys [width height]} (wasm.api/get-text-dimensions shape-id)
+          (let [{:keys [height]} (wasm.api/get-text-dimensions shape-id)
                 selrect-transform (mf/deref refs/workspace-selrect)
                 [selrect transform] (dsh/get-selrect selrect-transform shape)
 
@@ -320,7 +320,7 @@
                     "bottom" (- y (- height (:height selrect)))
                     "center" (- y (/ (- height (:height selrect)) 2))
                     y)]
-            [(assoc selrect :y y :width width :height height) transform])
+            [(assoc selrect :y y :width (:width selrect) :height (:height selrect)) transform])
 
           (let [bounds (gst/shape->rect shape)
                 x      (mth/min (dm/get-prop bounds :x)
@@ -342,8 +342,8 @@
 
           (not render-wasm?)
           (obj/merge!
-           #js {"--editor-container-width" (dm/str (:width shape) "px")
-                "--editor-container-height" (dm/str (:height shape) "px")})
+           #js {"--editor-container-width" (dm/str width "px")
+                "--editor-container-height" (dm/str height "px")})
 
           ;; Transform is necessary when there is a text overflow and the vertical
           ;; aligment is center or bottom.

frontend/src/app/main/ui/workspace/shapes/text/v2_editor.scss

@@ -8,6 +8,8 @@
 .text-editor-container {
   height: 100%;
   position: relative;
+
+  cursor: text;
 }
 
 .text-editor-selection-imposter {

frontend/src/app/main/ui/workspace/viewport/hooks.cljs

@@ -316,7 +316,7 @@
                                      (not (contains? child-parent? %)))
                                 (and (features/active-feature? @st/state "render-wasm/v1")
                                      (cfh/text-shape? objects %)
-                                     (not (wasm.api/intersect-position % @last-point-ref)))))))
+                                     (not (wasm.api/intersect-position-in-shape % @last-point-ref)))))))
 
                remove-measure-xf
                (cond

frontend/src/app/render_wasm/api.cljs

@@ -139,6 +139,7 @@
     :shape-id id
     :dimensions (get-text-dimensions id)}))
 
+
 (defn- ensure-text-content
   "Guarantee that the shape always sends a valid text tree to WASM. When the
   content is nil (freshly created text) we fall back to
@@ -852,11 +853,11 @@
      (mem/free)
      {:x x :y y :width width :height height :max-width max-width})))
 
-(defn intersect-position
+(defn intersect-position-in-shape
   [id position]
   (let [buffer (uuid/get-u32 id)
         result
-        (h/call wasm/internal-module "_intersect_position"
+        (h/call wasm/internal-module "_intersect_position_in_shape"
                 (aget buffer 0)
                 (aget buffer 1)
                 (aget buffer 2)

render-wasm/src/shapes/text.rs

@@ -189,6 +189,7 @@ impl TextContentLayout {
  * Check if the current x,y (in paragraph relative coordinates) is inside
  * the paragraph
  */
+#[allow(dead_code)]
 fn intersects(paragraph: &skia_safe::textlayout::Paragraph, x: f32, y: f32) -> bool {
     if y < 0.0 || y > paragraph.height() {
         return false;
@@ -693,7 +694,28 @@ impl TextContent {
         (fallback_width, fallback_height)
     }
 
-    pub fn intersect_position(&self, shape: &Shape, x_pos: f32, y_pos: f32) -> bool {
+    pub fn intersect_position_in_shape(&self, shape: &Shape, x_pos: f32, y_pos: f32) -> bool {
+        let rect = shape.selrect;
+        let mut matrix = Matrix::new_identity();
+        let center = shape.center();
+        let Some(inv_transform) = &shape.transform.invert() else {
+            return false;
+        };
+        matrix.pre_translate(center);
+        matrix.pre_concat(inv_transform);
+        matrix.pre_translate(-center);
+
+        let result = matrix.map_point((x_pos, y_pos));
+
+        let x_pos = result.x;
+        let y_pos = result.y;
+
+        x_pos >= rect.x() && x_pos <= rect.right() && y_pos >= rect.y() && y_pos <= rect.bottom()
+    }
+
+    // Leave this function for future use in the upcoming render editor
+    #[allow(dead_code)]
+    pub fn intersect_position_in_text(&self, shape: &Shape, x_pos: f32, y_pos: f32) -> bool {
         let rect = self.content_rect(&shape.selrect, shape.vertical_align);
         let mut matrix = Matrix::new_identity();
         let center = shape.center();

render-wasm/src/wasm/text.rs

@@ -341,7 +341,7 @@ pub extern "C" fn get_text_dimensions() -> *mut u8 {
 }
 
 #[no_mangle]
-pub extern "C" fn intersect_position(
+pub extern "C" fn intersect_position_in_shape(
     a: u32,
     b: u32,
     c: u32,
@@ -355,7 +355,7 @@ pub extern "C" fn intersect_position(
             return false;
         };
         if let Type::Text(content) = &shape.shape_type {
-            return content.intersect_position(shape, x_pos, y_pos);
+            return content.intersect_position_in_shape(shape, x_pos, y_pos);
         }
     });
     false