/** * @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; void setVisible(BOOL visible) override; virtual void setValue(const LLSD& value ) override; void setInitImmediately(bool val) { mInitImmediately = val; } void clearTexture(); virtual BOOL handleHover(S32 x, S32 y, MASK mask) override; protected: void initImage(); void unloadImage(); private: bool mBorderVisible; bool mInteractable; bool mShowLoadingPlaceholder; bool mInited; bool mInitImmediately; std::string mLoadingPlaceholderString; LLUUID mImageAssetID; LLViewBorder* mBorder; LLUIColor mBorderColor; LLPointer<LLViewerFetchedTexture> mTexturep; LLPointer<LLUIImage> mImagep; LLPointer<LLUIImage> mFallbackImagep; }; #endif