Imported existing code

indra/newview/llpreviewtexture.h

@@ -0,0 +1,108 @@
+/** 
+ * @file llpreviewtexture.h
+ * @brief LLPreviewTexture class definition
+ *
+ * $LicenseInfo:firstyear=2002&license=viewergpl$
+ * 
+ * Copyright (c) 2002-2009, Linden Research, Inc.
+ * 
+ * Second Life Viewer Source Code
+ * The source code in this file ("Source Code") is provided by Linden Lab
+ * to you under the terms of the GNU General Public License, version 2.0
+ * ("GPL"), unless you have obtained a separate licensing agreement
+ * ("Other License"), formally executed by you and Linden Lab.  Terms of
+ * the GPL can be found in doc/GPL-license.txt in this distribution, or
+ * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
+ * 
+ * There are special exceptions to the terms and conditions of the GPL as
+ * it is applied to this Source Code. View the full text of the exception
+ * in the file doc/FLOSS-exception.txt in this software distribution, or
+ * online at
+ * http://secondlifegrid.net/programs/open_source/licensing/flossexception
+ * 
+ * By copying, modifying or distributing this software, you acknowledge
+ * that you have read and understood your obligations described above,
+ * and agree to abide by those obligations.
+ * 
+ * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
+ * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
+ * COMPLETENESS OR PERFORMANCE.
+ * $/LicenseInfo$
+ */
+
+#ifndef LL_LLPREVIEWTEXTURE_H
+#define LL_LLPREVIEWTEXTURE_H
+
+#include "llpreview.h"
+#include "llbutton.h"
+#include "llframetimer.h"
+#include "llviewerimage.h"
+
+class LLComboBox;
+class LLImageRaw;
+
+class LLPreviewTexture : public LLPreview
+{
+public:
+	LLPreviewTexture(
+		const std::string& name,
+		const LLRect& rect,
+		const std::string& title,
+		const LLUUID& item_uuid,
+		const LLUUID& object_id,
+		BOOL show_keep_discard = FALSE);
+	LLPreviewTexture(
+		const std::string& name,
+		const LLRect& rect,
+		const std::string& title,
+		const LLUUID& asset_id,
+		BOOL copy_to_inv = FALSE);
+	~LLPreviewTexture();
+
+	virtual void		draw();
+
+	virtual BOOL		canSaveAs() const;
+	virtual void		saveAs();
+
+	virtual void		loadAsset();
+	virtual EAssetStatus	getAssetStatus();
+
+	static void			saveToFile(void* userdata);
+	static void			onFileLoadedForSave( 
+							BOOL success,
+							LLViewerImage *src_vi,
+							LLImageRaw* src, 
+							LLImageRaw* aux_src,
+							S32 discard_level, 
+							BOOL final,
+							void* userdata );
+
+
+protected:
+	void				init();
+	bool				setAspectRatio(const F32 width, const F32 height);
+	static void			onAspectRatioCommit(LLUICtrl*,void* userdata);
+
+	virtual const char *getTitleName() const { return "Texture"; }
+	
+private:
+	void				updateDimensions();
+	LLUUID						mImageID;
+	LLPointer<LLViewerImage>		mImage;
+	BOOL				mLoadingFullImage;
+	std::string			mSaveFileName;
+	LLFrameTimer		mSavedFileTimer;
+	BOOL                mShowKeepDiscard;
+	BOOL                mCopyToInv;
+
+	// This is stored off in a member variable, because the save-as
+	// button and drag and drop functionality need to know.
+	BOOL mIsCopyable;
+
+	S32 mLastHeight;
+	S32 mLastWidth;
+	F32 mAspectRatio;	// 0 = Unconstrained
+};
+
+
+#endif  // LL_LLPREVIEWTEXTURE_H