feat: 🎸 revert loaded theme

.mac-setup.sh

@@ -11,7 +11,7 @@ NC=$(tput sgr0)
 
 # Environment
 EMSDK_VERSION=${EMSDK_VERSION:-latest}
-UNIFFI_BINDGEN_CPP_VERSION=${UNIFFI_BINDGEN_CPP_VERSION:-"v0.4.1+v0.25.0"}
+UNIFFI_BINDGEN_CPP_VERSION=${UNIFFI_BINDGEN_CPP_VERSION:-"v0.4.2+v0.25.0"}
 
 die() { printf %s "${@+$@$'\n'}" 1>&2 ; exit 1; }
 

Makefile

@@ -98,7 +98,7 @@ EMSDK_VERSION := 3.1.51
 EMSDK_ENV := emsdk_env.sh
 
 UNIFFI_BINDGEN_CPP := uniffi-bindgen-cpp
-UNIFFI_BINDGEN_CPP_VERSION := v0.4.1+v0.25.0
+UNIFFI_BINDGEN_CPP_VERSION := v0.4.2+v0.25.0
 
 WASM_MODULE := DotLottiePlayer
 

demo-player/src/main.rs

@@ -230,6 +230,10 @@ fn main() {
             }
         }
 
+        if window.is_key_pressed(Key::Y, KeyRepeat::No) {
+            lottie_player.load_theme("");
+        }
+
         if window.is_key_pressed(Key::Right, KeyRepeat::No) {
             if let Some(manifest) = lottie_player.manifest() {
                 println!("{:?}", i);

dotlottie-ffi/Cargo.toml

@@ -22,13 +22,13 @@ path = "uniffi-bindgen.rs"
 [dependencies]
 # uncomment uniffi v0.25.3 when building with uniffi-cpp-bindgen targetting C++/WASM
 # uniffi = { version = "0.25.3", features = ["cli"] }
-uniffi = { version = "0.26.0", features = ["cli"] }
+uniffi = { version = "0.26.1", features = ["cli"] }
 dotlottie_player = { path = "../dotlottie-rs" }
 dotlottie_fms = { path = "../dotlottie-fms" }
 cfg-if = "1.0"
 
 [build-dependencies]
 # uncomment uniffi v0.25.3 when building with uniffi-cpp-bindgen targetting C++/WASM
 # uniffi = { version = "0.25.3", features = ["build"] }
-uniffi = { version = "0.26.0", features = ["build"] }
+uniffi = { version = "0.26.1", features = ["build"] }
 lazy_static = "1.4"

dotlottie-rs/src/dotlottie_player.rs

@@ -710,6 +710,10 @@ impl DotLottieRuntime {
     }
 
     pub fn load_theme(&mut self, theme_id: &str) -> bool {
+        if theme_id.is_empty() {
+            return self.renderer.load_theme_data("").is_ok();
+        }
+
         self.manifest()
             .and_then(|manifest| manifest.themes)
             .map_or(false, |themes| {

dotlottie-rs/src/thorvg.rs

@@ -1,7 +1,7 @@
 #![allow(non_upper_case_globals)]
 #![allow(non_snake_case)]
 
-use std::ffi::CString;
+use std::{ffi::CString, ptr};
 use thiserror::Error;
 
 include!(concat!(env!("OUT_DIR"), "/bindings.rs"));
@@ -71,7 +71,7 @@ pub trait Drawable {
 
 pub struct Canvas {
     raw_canvas: *mut Tvg_Canvas,
-    engine_method: Tvg_Engine
+    engine_method: Tvg_Engine,
 }
 
 impl Canvas {
@@ -89,7 +89,7 @@ impl Canvas {
 
         Canvas {
             raw_canvas: unsafe { tvg_swcanvas_create() },
-            engine_method: engine
+            engine_method: engine,
         }
     }
 
@@ -274,11 +274,14 @@ impl Animation {
     }
 
     pub fn set_slots(&mut self, slots: &str) -> Result<(), TvgError> {
-        let slots = CString::new(slots).expect("Failed to create CString");
-
-        let result = unsafe { tvg_lottie_animation_override(self.raw_animation, slots.as_ptr()) };
+        let result = if slots.is_empty() {
+            unsafe { tvg_lottie_animation_override(self.raw_animation, ptr::null()) }
+        } else {
+            let slots_cstr = CString::new(slots).expect("Failed to create CString");
+            unsafe { tvg_lottie_animation_override(self.raw_animation, slots_cstr.as_ptr()) }
+        };
 
-        convert_tvg_result(result, "tvg_animation_override")
+        convert_tvg_result(result, "tvg_lottie_animation_override")
     }
 }
 

web-example.html

@@ -36,8 +36,8 @@
       <button id="play">play</button>
       <button id="pause">pause</button>
       <button id="resize">resize</button>
-      <select id="themeSelect">
-        <option>None</option>
+      <select id="theme-select">
+        <option value="">None</option>
         <option value="theme">Theme</option>
       </select>
       <input
@@ -77,7 +77,7 @@
       const bgColorInput = document.querySelector("#bg-color");
       const fitSelect = document.querySelector("#fit");
       const alignSelect = document.querySelector("#align");
-      const themeSelect = document.querySelector("select");
+      const themeSelect = document.querySelector("#theme-select");
 
       const Module = await createDotLottiePlayerModule({
         locateFile: (path, prefix) => {
@@ -88,7 +88,7 @@
         },
       });
 
-      function createSegments(startFrame, endFrame) {
+      function createSegment(startFrame, endFrame) {
         const vector = new Module.VectorFloat();
 
         if (typeof startFrame === "number" && typeof endFrame === "number") {
@@ -118,7 +118,7 @@
         mode: Module.Mode.values[3],
         speed: 1,
         useFrameInterpolation: true,
-        segments: createSegments(0, 40),
+        segment: createSegment(0, 40),
         backgroundColor: 0,
         marker: "feather",
         layout: Module.createDefaultLayout(),
@@ -129,8 +129,8 @@
       // );
 
       const data = await fetch(
-        "https://lottie.host/5c89381e-0d1a-4422-8247-f5b7e4b3c4e2/mqs5juC4PW.lottie"
-        // "./demo-player/src/theming_example.lottie",
+        // "https://lottie.host/5c89381e-0d1a-4422-8247-f5b7e4b3c4e2/mqs5juC4PW.lottie"
+        "./demo-player/src/theming_example.lottie"
         // "https://lottie.host/294b684d-d6b4-4116-ab35-85ef566d4379/VkGHcqcMUI.lottie",
         // "https://lottie.host/edff17eb-9a84-41f7-810a-22b94fbf9143/uYveqJ1Kqn.lottie"
       ).then((res) => res.arrayBuffer());
@@ -155,7 +155,7 @@
       dotLottiePlayer.setConfig({
         ...dotLottiePlayer.config(),
         mode: Module.Mode.values[1],
-        segments: createSegments(),
+        segment: createSegment(),
       });
 
       console.log(dotLottiePlayer.markers());
@@ -336,7 +336,7 @@
       themeSelect.addEventListener("change", (event) => {
         const theme = event.target.value;
 
-        if (theme === "theme") {
+        if (theme) {
           dotLottiePlayer.loadTheme(theme);
         } else {
           dotLottiePlayer.loadTheme("");