Asynchronous Load N-patch resource

[platform/core/uifw/dali-toolkit.git] / dali-toolkit / internal / visuals / texture-upload-observer.h

diff --git a/dali-toolkit/internal/visuals/texture-upload-observer.h b/dali-toolkit/internal/visuals/texture-upload-observer.h
index 1bf9944..b00722c 100644 (file)
--- a/dali-toolkit/internal/visuals/texture-upload-observer.h
+++ b/dali-toolkit/internal/visuals/texture-upload-observer.h
@@ -2,7 +2,7 @@
 #define DALI_TOOLKIT_INTERNAL_TEXTURE_UPLOAD_OBSERVER_H
 
 /*
- * Copyright (c) 2018 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2020 Samsung Electronics Co., Ltd.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -18,9 +18,14 @@
  *
  */
 
-#include <dali-toolkit/public-api/dali-toolkit-common.h>
+// EXTERNAL INCLUDES
+#include <dali/devel-api/adaptor-framework/pixel-buffer.h>
 #include <dali/public-api/signals/dali-signal.h>
 
+// INTERNAL INCLUDES
+#include <dali-toolkit/public-api/dali-toolkit-common.h>
+#include <dali-toolkit/internal/visuals/visual-url.h>
+
 namespace Dali
 {
 
@@ -67,6 +72,17 @@ public:
                                const Vector4& atlasRect, bool preMultiplied ) = 0;
 
   /**
+   * The action to be taken once the async load has finished.
+   * This should be overridden by the deriving class.
+   *
+   * @param[in] loadSuccess   True if the image load was successful (i.e. the resource is available). If false, then the resource failed to load.
+   * @param[in] pixelBuffer   The PixelBuffer of the loaded image.
+   * @param[in] url           The url address of the loaded image.
+   * @param[in] preMultiplied True if the image had pre-multiplied alpha applied
+   */
+  virtual void LoadComplete( bool loadSuccess, Devel::PixelBuffer pixelBuffer, const Internal::VisualUrl& url, bool preMultiplied ) = 0;
+
+  /**
    * @brief Returns the destruction signal.
    * This is emitted when the observer is destroyed.
    * This is used by the observer notifier to mark this observer as destroyed (IE. It no longer needs notifying).