Merge latest from lindenlab/viewer-development

1 files changed, 185 insertions, 0 deletions

diff --git a/indra/newview/llhudnametag.h b/indra/newview/llhudnametag.h
new file mode 100644
index 0000000000..3325c22def
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+++ b/indra/newview/llhudnametag.h
@@ -0,0 +1,185 @@
+/** 
+ * @file llhudnametag.h
+ * @brief Name tags for avatars
+ * @author James Cook
+ *
+ * $LicenseInfo:firstyear=2010&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, 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 LLHUDNAMETAG_H
+#define LLHUDNAMETAG_H
+
+#include "llpointer.h"
+
+#include "llhudobject.h"
+#include "v4color.h"
+//#include "v4coloru.h"
+#include "v2math.h"
+#include "llrect.h"
+//#include "llframetimer.h"
+#include "llfontgl.h"
+#include <set>
+#include <vector>
+
+class LLDrawable;
+class LLHUDNameTag;
+
+struct llhudnametag_further_away
+{
+	bool operator()(const LLPointer<LLHUDNameTag>& lhs, const LLPointer<LLHUDNameTag>& rhs) const;
+};
+
+class LLHUDNameTag : public LLHUDObject
+{
+protected:
+	class LLHUDTextSegment
+	{
+	public:
+		LLHUDTextSegment(const LLWString& text, const LLFontGL::StyleFlags style, const LLColor4& color, const LLFontGL* font)
+		:	mColor(color),
+			mStyle(style),
+			mText(text),
+			mFont(font)
+		{}
+		F32 getWidth(const LLFontGL* font);
+		const LLWString& getText() const { return mText; }
+		void clearFontWidthMap() { mFontWidthMap.clear(); }
+		
+		LLColor4				mColor;
+		LLFontGL::StyleFlags	mStyle;
+		const LLFontGL*			mFont;
+	private:
+		LLWString				mText;
+		std::map<const LLFontGL*, F32> mFontWidthMap;
+	};
+
+public:
+	typedef enum e_text_alignment
+	{
+		ALIGN_TEXT_LEFT,
+		ALIGN_TEXT_CENTER
+	} ETextAlignment;
+
+	typedef enum e_vert_alignment
+	{
+		ALIGN_VERT_TOP,
+		ALIGN_VERT_CENTER
+	} EVertAlignment;
+
+public:
+	// Set entire string, eliminating existing lines
+	void setString(const std::string& text_utf8);
+
+	void clearString();
+
+	// Add text a line at a time, allowing custom formatting
+	void addLine(const std::string &text_utf8, const LLColor4& color, const LLFontGL::StyleFlags style = LLFontGL::NORMAL, const LLFontGL* font = NULL);
+
+	// For bubble chat, set the part above the chat text
+	void setLabel(const std::string& label_utf8);
+	void addLabel(const std::string& label_utf8);
+
+	// Sets the default font for lines with no font specified
+	void setFont(const LLFontGL* font);
+	void setColor(const LLColor4 &color);
+	void setAlpha(F32 alpha);
+	void setZCompare(const BOOL zcompare);
+	void setDoFade(const BOOL do_fade);
+	void setVisibleOffScreen(BOOL visible) { mVisibleOffScreen = visible; }
+	
+	// mMaxLines of -1 means unlimited lines.
+	void setMaxLines(S32 max_lines) { mMaxLines = max_lines; }
+	void setFadeDistance(F32 fade_distance, F32 fade_range) { mFadeDistance = fade_distance; mFadeRange = fade_range; }
+	void updateVisibility();
+	LLVector2 updateScreenPos(LLVector2 &offset_target);
+	void updateSize();
+//	void setMass(F32 mass) { mMass = llmax(0.1f, mass); }
+	void setTextAlignment(ETextAlignment alignment) { mTextAlignment = alignment; }
+	void setVertAlignment(EVertAlignment alignment) { mVertAlignment = alignment; }
+	/*virtual*/ void markDead();
+	friend class LLHUDObject;
+	/*virtual*/ F32 getDistance() const { return mLastDistance; }
+	//void setUseBubble(BOOL use_bubble) { mUseBubble = use_bubble; }
+	S32  getLOD() { return mLOD; }
+	BOOL getVisible() { return mVisible; }
+	BOOL getHidden() const { return mHidden; }
+	void setHidden( BOOL hide ) { mHidden = hide; }
+	void shift(const LLVector3& offset);
+
+	BOOL lineSegmentIntersect(const LLVector3& start, const LLVector3& end, LLVector3& intersection, BOOL debug_render = FALSE);
+
+	static void shiftAll(const LLVector3& offset);
+	static void addPickable(std::set<LLViewerObject*> &pick_list);
+	static void reshape();
+	static void setDisplayText(BOOL flag) { sDisplayText = flag ; }
+
+protected:
+	LLHUDNameTag(const U8 type);
+
+	/*virtual*/ void render();
+	/*virtual*/ void renderForSelect();
+	void renderText(BOOL for_select);
+	static void updateAll();
+	void setLOD(S32 lod);
+	S32 getMaxLines();
+
+private:
+	~LLHUDNameTag();
+	BOOL			mDoFade;
+	F32				mFadeRange;
+	F32				mFadeDistance;
+	F32				mLastDistance;
+	BOOL			mZCompare;
+	BOOL			mVisibleOffScreen;
+	BOOL			mOffscreen;
+	LLColor4		mColor;
+//	LLVector3		mScale;
+	F32				mWidth;
+	F32				mHeight;
+//	LLColor4U		mPickColor;
+	const LLFontGL*	mFontp;
+	const LLFontGL*	mBoldFontp;
+	LLRectf			mSoftScreenRect;
+	LLVector3		mPositionAgent;
+	LLVector2		mPositionOffset;
+	LLVector2		mTargetPositionOffset;
+	F32				mMass;
+	S32				mMaxLines;
+	S32				mOffsetY;
+	F32				mRadius;
+	std::vector<LLHUDTextSegment> mTextSegments;
+	std::vector<LLHUDTextSegment> mLabelSegments;
+//	LLFrameTimer	mResizeTimer;
+	ETextAlignment	mTextAlignment;
+	EVertAlignment	mVertAlignment;
+	S32				mLOD;
+	BOOL			mHidden;
+
+	static BOOL    sDisplayText ;
+	static std::set<LLPointer<LLHUDNameTag> > sTextObjects;
+	static std::vector<LLPointer<LLHUDNameTag> > sVisibleTextObjects;
+//	static std::vector<LLPointer<LLHUDNameTag> > sVisibleHUDTextObjects;
+	typedef std::set<LLPointer<LLHUDNameTag> >::iterator TextObjectIterator;
+	typedef std::vector<LLPointer<LLHUDNameTag> >::iterator VisibleTextObjectIterator;
+};
+
+#endif