fix: dangling pointer in transform mat

Author: DjDeveloperr

native/src/context2d.cpp

@@ -54,9 +54,9 @@ sk_context_state* clone_context_state(sk_context_state* state) {
   new_state->globalAlpha = state->globalAlpha;
   new_state->lineDashOffset = state->lineDashOffset;
   new_state->fillStyle = state->fillStyle;
-  // if (new_state->fillStyle.shader) new_state->fillStyle.shader = sk_sp(new_state->fillStyle.shader);
+  if (new_state->fillStyle.shader) new_state->fillStyle.shader = sk_sp(new_state->fillStyle.shader);
   new_state->strokeStyle = state->strokeStyle;
-  // if (new_state->strokeStyle.shader) new_state->strokeStyle.shader = sk_sp(new_state->strokeStyle.shader);
+  if (new_state->strokeStyle.shader) new_state->strokeStyle.shader = sk_sp(new_state->strokeStyle.shader);
   new_state->shadowColor = state->shadowColor;
   new_state->transform = new SkMatrix(*state->transform);
   new_state->imageSmoothingEnabled = state->imageSmoothingEnabled;
@@ -493,7 +493,6 @@ extern "C" {
 
   // Context.lineCap setter
   void sk_context_set_line_cap(sk_context* context, int cap) {
-    // std::cout << "setLineCap: " << context->state->paint << std::endl;
     switch (cap) {
       case 0:
         context->state->paint->setStrokeCap(SkPaint::kButt_Cap);
@@ -576,7 +575,7 @@ extern "C" {
     int variant,
     int stretch
   ) {
-    // free(context->state->font);
+    free(context->state->font);
     context->state->font = new Font();
     context->state->font->family = strdup(family);
     context->state->font->size = size;
@@ -940,7 +939,6 @@ extern "C" {
     ts->setAll(a, b, e, c, d, f, 0.0f, 0.0f, 1.0f);
     s->transform = ts;
     context->canvas->setMatrix(*s->transform);
-    // delete ts;
   }
 
   // Context.resetTransform()
@@ -1294,7 +1292,7 @@ extern "C" {
     delete context->state;
     for (auto state : context->states) {
       free_context_state(state);
-      // delete state;
+      delete state;
     }
     delete context;
   }