example: add user interaction sample(animation speed).
[platform/core/uifw/rive-tizen.git] / example / rive_viewer.cpp
index 4299da8..83e1cab 100644 (file)
@@ -7,7 +7,7 @@
 #include "animation/linear_animation_instance.hpp"
 #include "artboard.hpp"
 #include "file.hpp"
-#include "thorvg_renderer.hpp"
+#include "tvg_renderer.hpp"
 
 using namespace std;
 
@@ -15,8 +15,7 @@ using namespace std;
 #define HEIGHT 700
 #define LIST_HEIGHT 200
 
-static unique_ptr<tvg::SwCanvas> canvas;
-static tvg::Canvas *renderCanvas;
+static unique_ptr<tvg::SwCanvas> canvas = nullptr;
 static rive::File* currentFile = nullptr;
 static rive::Artboard* artboard = nullptr;
 static rive::LinearAnimationInstance* animationInstance = nullptr;
@@ -24,6 +23,7 @@ static Ecore_Animator *animator = nullptr;
 static Eo* view = nullptr;
 static vector<std::string> rivefiles;
 static double lastTime;
+static Eo* statePopup = nullptr;
 
 static void deleteWindow(void *data, Evas_Object *obj, void *ev)
 {
@@ -32,10 +32,7 @@ static void deleteWindow(void *data, Evas_Object *obj, void *ev)
 
 static void drawToCanvas(void* data, Eo* obj)
 {
-    if (canvas->draw() == tvg::Result::Success)
-    {
-        canvas->sync();
-    }
+    if (canvas->draw() == tvg::Result::Success) canvas->sync();
 }
 
 static bool isRiveFile(const char *filename)
@@ -45,10 +42,19 @@ static bool isRiveFile(const char *filename)
     return !strcmp(dot + 1, "riv");
 }
 
+static void initAnimation(int index)
+{
+    delete animationInstance;
+    animationInstance = nullptr;
+
+    auto animation = artboard->animation(index);
+    if (animation) animationInstance = new rive::LinearAnimationInstance(animation);
+}
+
 static void loadRiveFile(const char* filename)
 {
-    // Clear Canvas Buffer
-    renderCanvas->clear();
+    lastTime = ecore_time_get();    //Check point
+    canvas->clear();            //Clear Canvas Buffer
 
     // Load Rive File
     FILE* fp = fopen(filename, "r");
@@ -79,19 +85,14 @@ static void loadRiveFile(const char* filename)
     artboard->advance(0.0f);
 
     delete animationInstance;
-    delete currentFile;
+    animationInstance = nullptr;
 
-    auto animation = artboard->firstAnimation<rive::LinearAnimation>();
-    if (animation != nullptr)
-    {
-       animationInstance = new rive::LinearAnimationInstance(animation);
-    }
-    else
-    {
-       animationInstance = nullptr;
-    }
+    auto animation = artboard->firstAnimation();
+    if (animation) animationInstance = new rive::LinearAnimationInstance(animation);
 
+    delete currentFile;
     currentFile = file;
+
     delete[] bytes;
 }
 
@@ -99,10 +100,12 @@ static void fileClickedCb (void *data, Evas_Object *obj, void *event_info)
 {
     Elm_Object_Item *item = elm_list_selected_item_get(obj);
     int index = 0;
-    for (Elm_Object_Item *iter = item; iter != NULL; iter = elm_list_item_prev(iter))
+    for (Elm_Object_Item *iter = item; iter != nullptr; iter = elm_list_item_prev(iter))
+    {
        index++;
-    if (rivefiles.size() > 0)
-      loadRiveFile(rivefiles[index-1].c_str());
+    }
+    if (rivefiles.size() > 0) loadRiveFile(rivefiles[index-1].c_str());
+    if (statePopup) elm_ctxpopup_dismiss(statePopup);
 }
 
 static std::vector<std::string> riveFiles(const std::string &dirName)
@@ -111,10 +114,11 @@ static std::vector<std::string> riveFiles(const std::string &dirName)
     struct dirent *dir;
     std::vector<std::string> result;
     d = opendir(dirName.c_str());
-    if (d) {
-      while ((dir = readdir(d)) != NULL) {
-        if (isRiveFile(dir->d_name))
-          result.push_back(dirName + dir->d_name);
+    if (d)
+    {
+      while ((dir = readdir(d)) != nullptr)
+      {
+        if (isRiveFile(dir->d_name)) result.push_back(dirName + dir->d_name);
       }
       closedir(d);
     }
@@ -126,29 +130,27 @@ static std::vector<std::string> riveFiles(const std::string &dirName)
 
 Eina_Bool animationLoop(void *data)
 {
+    canvas->clear();
+
     double currentTime = ecore_time_get();
     float elapsed = currentTime - lastTime;
-    static float animationTime = 0;
     lastTime = currentTime;
 
-    if (artboard != nullptr)
-    {
-       if (animationInstance != nullptr)
-       {
-          animationInstance->advance(elapsed);
-          animationInstance->apply(artboard);
-       }
-       artboard->advance(elapsed);
-
-       rive::TvgRenderer renderer(renderCanvas);
-       renderer.save();
-       renderer.align(rive::Fit::contain,
-                      rive::Alignment::center,
-                      rive::AABB(0, 0, WIDTH, HEIGHT),
-                      artboard->bounds());
-       artboard->draw(&renderer);
-       renderer.restore();
-    }
+    if (!artboard || !animationInstance) return ECORE_CALLBACK_RENEW;
+
+    animationInstance->advance(elapsed);
+    animationInstance->apply(artboard);
+
+    artboard->advance(elapsed);
+
+    rive::TvgRenderer renderer(canvas.get());
+    renderer.save();
+    renderer.align(rive::Fit::contain,
+                   rive::Alignment::center,
+                   rive::AABB(0, 0, WIDTH, HEIGHT),
+                   artboard->bounds());
+    artboard->draw(&renderer);
+    renderer.restore();
 
     evas_object_image_pixels_dirty_set(view, EINA_TRUE);
     evas_object_image_data_update_add(view, 0, 0, WIDTH, HEIGHT);
@@ -161,10 +163,6 @@ static void runExample(uint32_t* buffer)
     //Create a Canvas
     canvas = tvg::SwCanvas::gen();
     canvas->target(buffer, WIDTH, WIDTH, HEIGHT, tvg::SwCanvas::ARGB8888);
-    renderCanvas = canvas.get();
-
-    lastTime = ecore_time_get();
-    ecore_animator_frametime_set(1. / 60);
     animator = ecore_animator_add(animationLoop, nullptr);
 }
 
@@ -173,9 +171,48 @@ static void cleanExample()
     delete animationInstance;
 }
 
+static void animPopupItemCb(void *data EINA_UNUSED, Evas_Object *obj, void *event_info)
+{
+    int animationIndex = static_cast<int>(reinterpret_cast<intptr_t>(data));
+    initAnimation(animationIndex);
+    elm_ctxpopup_dismiss(statePopup);
+}
+
+static Elm_Object_Item* animPopupItemNew(Evas_Object *obj, const char *label, int index)
+{
+    Elm_Object_Item *it = nullptr;
+
+    if (!obj) return nullptr;
+
+    return elm_ctxpopup_item_append(obj, label, nullptr, animPopupItemCb, (void*)index);
+}
+
+static void animPopupDismissCb(void *data EINA_UNUSED, Evas_Object *obj, void *event_info EINA_UNUSED)
+{
+    evas_object_del(obj);
+    statePopup = nullptr;
+}
+
+static void viewClickedCb(void *data, Evas *e EINA_UNUSED, Evas_Object *obj EINA_UNUSED, void *event_info)
+{
+    if (!artboard) return;
+    if (statePopup) evas_object_del(statePopup);
+
+    statePopup = elm_ctxpopup_add(obj);
+    evas_object_smart_callback_add(statePopup, "dismissed", animPopupDismissCb, nullptr);
+
+    for (int index = 0; index < artboard->animationCount(); index++)
+      animPopupItemNew(statePopup, artboard->animation(index)->name().c_str(), index);
+
+    int x, y;
+    evas_pointer_canvas_xy_get(evas_object_evas_get(obj), &x, &y);
+    evas_object_move(statePopup, x, y);
+    evas_object_show(statePopup);
+}
+
 static void setupScreen(uint32_t* buffer)
 {
-    Eo* win = elm_win_util_standard_add(NULL, "Rive Viewer");
+    Eo* win = elm_win_util_standard_add(nullptr, "Rive Viewer");
     evas_object_smart_callback_add(win, "delete,request", deleteWindow, 0);
 
     Eo* box = elm_box_add(win);
@@ -194,6 +231,7 @@ static void setupScreen(uint32_t* buffer)
     evas_object_show(view);
 
     elm_box_pack_end(box, view);
+    evas_object_event_callback_add(view, EVAS_CALLBACK_MOUSE_UP, viewClickedCb, nullptr);
 
     Eo *fileList = elm_list_add(box);
     evas_object_size_hint_weight_set(fileList, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
@@ -201,10 +239,10 @@ static void setupScreen(uint32_t* buffer)
 
     // Search Rive Files in Resource Dir
     rivefiles = riveFiles(RIVE_FILE_DIR);
-    for (int i = 0; i < rivefiles.size(); i++)
+    for (size_t i = 0; i < rivefiles.size(); i++)
     {
        const char *ptr = strrchr(rivefiles[i].c_str(), '/');
-       Elm_Object_Item *item = elm_list_item_append(fileList, ptr + 1, NULL, NULL, fileClickedCb, NULL);
+       elm_list_item_append(fileList, ptr + 1, nullptr, nullptr, fileClickedCb, nullptr);
     }
     elm_list_go(fileList);