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+/**
+ * @file llthumbnailctrl.h
+ * @brief LLThumbnailCtrl base class
+ *
+ * $LicenseInfo:firstyear=2023&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2023 Linden Research, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
+ * $/LicenseInfo$
+ */
+
+#ifndef LL_LLTHUMBNAILCTRL_H
+#define LL_LLTHUMBNAILCTRL_H
+
+#include "llui.h"
+#include "lluictrl.h"
+#include "llviewborder.h" // for params
+
+class LLUICtrlFactory;
+class LLUUID;
+class LLViewerFetchedTexture;
+
+//
+// Classes
+//
+
+//
+class LLThumbnailCtrl
+: public LLUICtrl
+{
+public:
+ struct Params : public LLInitParam::Block<Params, LLUICtrl::Params>
+ {
+ Optional<LLViewBorder::Params> border;
+ Optional<LLUIColor> border_color;
+ Optional<std::string> image_name;
+ Optional<LLUIImage*> fallback_image;
+ Optional<bool> border_visible;
+ Optional<bool> interactable;
+ Optional<bool> show_loading;
+
+ Params();
+ };
+protected:
+ LLThumbnailCtrl(const Params&);
+ friend class LLUICtrlFactory;
+
+public:
+ virtual ~LLThumbnailCtrl();
+
+ virtual void draw() override;
+
+ virtual void setValue(const LLSD& value ) override;
+ void clearTexture();
+
+ virtual BOOL handleHover(S32 x, S32 y, MASK mask) override;
+
+private:
+ S32 mPriority;
+ bool mBorderVisible;
+ bool mInteractable;
+ bool mShowLoadingPlaceholder;
+ std::string mLoadingPlaceholderString;
+ LLUUID mImageAssetID;
+ LLViewBorder* mBorder;
+ LLUIColor mBorderColor;
+
+ LLPointer<LLViewerFetchedTexture> mTexturep;
+ LLPointer<LLUIImage> mImagep;
+ LLPointer<LLUIImage> mFallbackImagep;
+};
+
+#endif