94 lines
3.4 KiB
C++
94 lines
3.4 KiB
C++
/**
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* @file lluiimage.h
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* @brief wrapper for images used in the UI that handles smart scaling, etc.
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*
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* $LicenseInfo:firstyear=2007&license=viewerlgpl$
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* Second Life Viewer Source Code
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* Copyright (C) 2010, Linden Research, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation;
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* version 2.1 of the License only.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
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* $/LicenseInfo$
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*/
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#ifndef LL_LLUIIMAGE_H
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#define LL_LLUIIMAGE_H
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#include "v4color.h"
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#include "llpointer.h"
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#include "llrefcount.h"
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#include "llrefcount.h"
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#include "llrect.h"
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#include <boost/function.hpp>
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#include <boost/signals2.hpp>
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#include "lltexture.h"
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extern const LLColor4 UI_VERTEX_COLOR;
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class LLUIImage : public LLRefCount
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{
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public:
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typedef boost::signals2::signal<void (void)> image_loaded_signal_t;
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LLUIImage(const std::string& name, LLPointer<LLTexture> image);
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virtual ~LLUIImage();
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void setClipRegion(const LLRectf& region);
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void setScaleRegion(const LLRectf& region);
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LLPointer<LLTexture> getImage() { return mImage; }
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const LLPointer<LLTexture>& getImage() const { return mImage; }
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void draw(S32 x, S32 y, S32 width, S32 height, const LLColor4& color = UI_VERTEX_COLOR) const;
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void draw(S32 x, S32 y, const LLColor4& color = UI_VERTEX_COLOR) const;
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void draw(const LLRect& rect, const LLColor4& color = UI_VERTEX_COLOR) const { draw(rect.mLeft, rect.mBottom, rect.getWidth(), rect.getHeight(), color); }
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void drawSolid(S32 x, S32 y, S32 width, S32 height, const LLColor4& color) const;
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void drawSolid(const LLRect& rect, const LLColor4& color) const { drawSolid(rect.mLeft, rect.mBottom, rect.getWidth(), rect.getHeight(), color); }
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void drawSolid(S32 x, S32 y, const LLColor4& color) const { drawSolid(x, y, getWidth(), getHeight(), color); }
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void drawBorder(S32 x, S32 y, S32 width, S32 height, const LLColor4& color, S32 border_width) const;
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void drawBorder(const LLRect& rect, const LLColor4& color, S32 border_width) const { drawBorder(rect.mLeft, rect.mBottom, rect.getWidth(), rect.getHeight(), color, border_width); }
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void drawBorder(S32 x, S32 y, const LLColor4& color, S32 border_width) const { drawBorder(x, y, getWidth(), getHeight(), color, border_width); }
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const std::string& getName() const { return mName; }
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virtual S32 getWidth() const;
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virtual S32 getHeight() const;
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// returns dimensions of underlying textures, which might not be equal to ui image portion
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S32 getTextureWidth() const;
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S32 getTextureHeight() const;
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boost::signals2::connection addLoadedCallback( const image_loaded_signal_t::slot_type& cb );
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void onImageLoaded();
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protected:
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image_loaded_signal_t* mImageLoaded;
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std::string mName;
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LLRectf mScaleRegion;
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LLRectf mClipRegion;
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LLPointer<LLTexture> mImage;
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BOOL mUniformScaling;
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BOOL mNoClip;
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};
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typedef LLPointer<LLUIImage> LLUIImagePtr;
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#endif
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