Imported existing code
This commit is contained in:
Hazim Gazov
337
indra/llui/llviewborder.cpp
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337
indra/llui/llviewborder.cpp
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/**
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* @file llviewborder.cpp
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*
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* $LicenseInfo:firstyear=2001&license=viewergpl$
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*
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* Copyright (c) 2001-2009, Linden Research, Inc.
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*
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* Second Life Viewer Source Code
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* The source code in this file ("Source Code") is provided by Linden Lab
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* to you under the terms of the GNU General Public License, version 2.0
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* ("GPL"), unless you have obtained a separate licensing agreement
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* ("Other License"), formally executed by you and Linden Lab. Terms of
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* the GPL can be found in doc/GPL-license.txt in this distribution, or
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* online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
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*
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* There are special exceptions to the terms and conditions of the GPL as
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* it is applied to this Source Code. View the full text of the exception
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* in the file doc/FLOSS-exception.txt in this software distribution, or
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* online at
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* http://secondlifegrid.net/programs/open_source/licensing/flossexception
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*
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* By copying, modifying or distributing this software, you acknowledge
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* that you have read and understood your obligations described above,
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* and agree to abide by those obligations.
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*
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* ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
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* WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
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* COMPLETENESS OR PERFORMANCE.
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* $/LicenseInfo$
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*/
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#include "linden_common.h"
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#include "llviewborder.h"
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#include "llrender.h"
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#include "llfocusmgr.h"
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static LLRegisterWidget<LLViewBorder> r("view_border");
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LLViewBorder::LLViewBorder( const std::string& name, const LLRect& rect, EBevel bevel, EStyle style, S32 width )
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:
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LLView( name, rect, FALSE ),
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mBevel( bevel ),
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mStyle( style ),
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mHighlightLight( LLUI::sColorsGroup->getColor( "DefaultHighlightLight" ) ),
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mHighlightDark( LLUI::sColorsGroup->getColor( "DefaultHighlightDark" ) ),
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mShadowLight( LLUI::sColorsGroup->getColor( "DefaultShadowLight" ) ),
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mShadowDark( LLUI::sColorsGroup->getColor( "DefaultShadowDark" ) ),
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mBorderWidth( width ),
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mTexture( NULL ),
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mHasKeyboardFocus( FALSE )
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{
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setFollowsAll();
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}
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void LLViewBorder::setColors( const LLColor4& shadow_dark, const LLColor4& highlight_light )
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{
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mShadowDark = shadow_dark;
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mHighlightLight = highlight_light;
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}
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void LLViewBorder::setColorsExtended( const LLColor4& shadow_light, const LLColor4& shadow_dark,
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const LLColor4& highlight_light, const LLColor4& highlight_dark )
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{
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mShadowDark = shadow_dark;
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mShadowLight = shadow_light;
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mHighlightLight = highlight_light;
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mHighlightDark = highlight_dark;
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}
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void LLViewBorder::setTexture( const LLUUID &image_id )
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{
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mTexture = LLUI::sImageProvider->getUIImageByID(image_id);
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}
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void LLViewBorder::draw()
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{
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if( STYLE_LINE == mStyle )
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{
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if( 0 == mBorderWidth )
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{
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// no visible border
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}
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else
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if( 1 == mBorderWidth )
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{
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drawOnePixelLines();
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}
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else
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if( 2 == mBorderWidth )
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{
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drawTwoPixelLines();
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}
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else
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{
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llassert( FALSE ); // not implemented
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}
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}
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else
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if( STYLE_TEXTURE == mStyle )
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{
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if( mTexture )
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{
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drawTextures();
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}
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}
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// draw the children
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LLView::draw();
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}
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void LLViewBorder::drawOnePixelLines()
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{
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gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
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LLColor4 top_color = mHighlightLight;
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LLColor4 bottom_color = mHighlightLight;
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switch( mBevel )
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{
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case BEVEL_OUT:
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top_color = mHighlightLight;
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bottom_color = mShadowDark;
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break;
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case BEVEL_IN:
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top_color = mShadowDark;
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bottom_color = mHighlightLight;
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break;
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case BEVEL_NONE:
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// use defaults
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break;
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default:
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llassert(0);
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}
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if( mHasKeyboardFocus )
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{
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top_color = gFocusMgr.getFocusColor();
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bottom_color = top_color;
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LLUI::setLineWidth(lerp(1.f, 3.f, gFocusMgr.getFocusFlashAmt()));
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}
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S32 left = 0;
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S32 top = getRect().getHeight();
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S32 right = getRect().getWidth();
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S32 bottom = 0;
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gGL.color4fv( top_color.mV );
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gl_line_2d(left, bottom, left, top);
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gl_line_2d(left, top, right, top);
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gGL.color4fv( bottom_color.mV );
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gl_line_2d(right, top, right, bottom);
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gl_line_2d(left, bottom, right, bottom);
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LLUI::setLineWidth(1.f);
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}
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void LLViewBorder::drawTwoPixelLines()
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{
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gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
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LLColor4 focus_color = gFocusMgr.getFocusColor();
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F32* top_in_color = mShadowDark.mV;
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F32* top_out_color = mShadowDark.mV;
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F32* bottom_in_color = mShadowDark.mV;
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F32* bottom_out_color = mShadowDark.mV;
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switch( mBevel )
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{
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case BEVEL_OUT:
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top_in_color = mHighlightLight.mV;
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top_out_color = mHighlightDark.mV;
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bottom_in_color = mShadowLight.mV;
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bottom_out_color = mShadowDark.mV;
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break;
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case BEVEL_IN:
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top_in_color = mShadowDark.mV;
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top_out_color = mShadowLight.mV;
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bottom_in_color = mHighlightDark.mV;
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bottom_out_color = mHighlightLight.mV;
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break;
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case BEVEL_BRIGHT:
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top_in_color = mHighlightLight.mV;
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top_out_color = mHighlightLight.mV;
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bottom_in_color = mHighlightLight.mV;
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bottom_out_color = mHighlightLight.mV;
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break;
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case BEVEL_NONE:
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// use defaults
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break;
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default:
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llassert(0);
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}
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if( mHasKeyboardFocus )
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{
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top_out_color = focus_color.mV;
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bottom_out_color = focus_color.mV;
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}
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S32 left = 0;
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S32 top = getRect().getHeight();
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S32 right = getRect().getWidth();
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S32 bottom = 0;
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// draw borders
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gGL.color3fv( top_out_color );
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gl_line_2d(left, bottom, left, top-1);
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gl_line_2d(left, top-1, right, top-1);
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gGL.color3fv( top_in_color );
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gl_line_2d(left+1, bottom+1, left+1, top-2);
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gl_line_2d(left+1, top-2, right-1, top-2);
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gGL.color3fv( bottom_out_color );
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gl_line_2d(right-1, top-1, right-1, bottom);
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gl_line_2d(left, bottom, right, bottom);
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gGL.color3fv( bottom_in_color );
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gl_line_2d(right-2, top-2, right-2, bottom+1);
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gl_line_2d(left+1, bottom+1, right-1, bottom+1);
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}
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void LLViewBorder::drawTextures()
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{
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//LLGLSUIDefault gls_ui;
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//llassert( FALSE ); // TODO: finish implementing
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//gGL.color4fv(UI_VERTEX_COLOR.mV);
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//gGL.getTexUnit(0)->bind(mTexture);
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//gGL.getTexUnit(0)->setTextureAddressMode(LLTexUnit::TAM_WRAP);
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//drawTextureTrapezoid( 0.f, mBorderWidth, getRect().getWidth(), 0, 0 );
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//drawTextureTrapezoid( 90.f, mBorderWidth, getRect().getHeight(), (F32)getRect().getWidth(),0 );
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//drawTextureTrapezoid( 180.f, mBorderWidth, getRect().getWidth(), (F32)getRect().getWidth(),(F32)getRect().getHeight() );
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//drawTextureTrapezoid( 270.f, mBorderWidth, getRect().getHeight(), 0, (F32)getRect().getHeight() );
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}
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void LLViewBorder::drawTextureTrapezoid( F32 degrees, S32 width, S32 length, F32 start_x, F32 start_y )
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{
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gGL.pushMatrix();
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{
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gGL.translatef(start_x, start_y, 0.f);
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glRotatef( degrees, 0, 0, 1 );
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gGL.begin(LLRender::QUADS);
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{
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// width, width /---------\ length-width, width //
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// / \ //
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// / \ //
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// /---------------\ //
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// 0,0 length, 0 //
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gGL.texCoord2f( 0, 0 );
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gGL.vertex2i( 0, 0 );
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gGL.texCoord2f( (GLfloat)length, 0 );
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gGL.vertex2i( length, 0 );
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gGL.texCoord2f( (GLfloat)(length - width), (GLfloat)width );
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gGL.vertex2i( length - width, width );
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gGL.texCoord2f( (GLfloat)width, (GLfloat)width );
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gGL.vertex2i( width, width );
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}
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gGL.end();
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}
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gGL.popMatrix();
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}
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BOOL LLViewBorder::getBevelFromAttribute(LLXMLNodePtr node, LLViewBorder::EBevel& bevel_style)
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{
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if (node->hasAttribute("bevel_style"))
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{
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std::string bevel_string;
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node->getAttributeString("bevel_style", bevel_string);
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LLStringUtil::toLower(bevel_string);
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if (bevel_string == "none")
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{
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bevel_style = LLViewBorder::BEVEL_NONE;
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}
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else if (bevel_string == "in")
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{
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bevel_style = LLViewBorder::BEVEL_IN;
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}
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else if (bevel_string == "out")
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{
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bevel_style = LLViewBorder::BEVEL_OUT;
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}
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else if (bevel_string == "bright")
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{
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bevel_style = LLViewBorder::BEVEL_BRIGHT;
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}
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return TRUE;
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}
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return FALSE;
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}
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// virtual
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LLXMLNodePtr LLViewBorder::getXML(bool save_children) const
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{
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LLXMLNodePtr node = LLView::getXML();
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node->setName(LL_VIEW_BORDER_TAG);
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return node;
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}
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// static
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LLView* LLViewBorder::fromXML(LLXMLNodePtr node, LLView *parent, LLUICtrlFactory *factory)
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{
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std::string name("view_border");
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node->getAttributeString("name", name);
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LLViewBorder::EBevel bevel_style = LLViewBorder::BEVEL_IN;
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getBevelFromAttribute(node, bevel_style);
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S32 border_thickness = 1;
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node->getAttributeS32("border_thickness", border_thickness);
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LLViewBorder* border = new LLViewBorder(name,
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LLRect(),
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bevel_style,
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LLViewBorder::STYLE_LINE,
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border_thickness);
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border->initFromXML(node, parent);
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return border;
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}
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