271 lines
7.4 KiB
C++
271 lines
7.4 KiB
C++
/**
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* @file llviewborder.cpp
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*
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* $LicenseInfo:firstyear=2001&license=viewerlgpl$
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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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#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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#include "lluictrlfactory.h"
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#include "lluiimage.h"
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static LLDefaultChildRegistry::Register<LLViewBorder> r("view_border");
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void LLViewBorder::BevelValues::declareValues()
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{
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declare("in", LLViewBorder::BEVEL_IN);
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declare("out", LLViewBorder::BEVEL_OUT);
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declare("bright", LLViewBorder::BEVEL_BRIGHT);
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declare("none", LLViewBorder::BEVEL_NONE);
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}
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void LLViewBorder::StyleValues::declareValues()
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{
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declare("line", LLViewBorder::STYLE_LINE);
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declare("texture", LLViewBorder::STYLE_TEXTURE);
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}
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LLViewBorder::Params::Params()
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: bevel_style("bevel_style", BEVEL_OUT),
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render_style("border_style", STYLE_LINE),
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border_thickness("border_thickness"),
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highlight_light_color("highlight_light_color"),
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highlight_dark_color("highlight_dark_color"),
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shadow_light_color("shadow_light_color"),
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shadow_dark_color("shadow_dark_color")
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{
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addSynonym(border_thickness, "thickness");
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addSynonym(render_style, "style");
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}
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LLViewBorder::LLViewBorder(const LLViewBorder::Params& p)
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: LLView(p),
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mTexture( NULL ),
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mHasKeyboardFocus( FALSE ),
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mBorderWidth(p.border_thickness),
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mHighlightLight(p.highlight_light_color()),
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mHighlightDark(p.highlight_dark_color()),
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mShadowLight(p.shadow_light_color()),
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mShadowDark(p.shadow_dark_color()),
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mBevel(p.bevel_style),
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mStyle(p.render_style)
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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::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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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.get();
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LLColor4 bottom_color = mHighlightLight.get();
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switch( mBevel )
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{
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case BEVEL_OUT:
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top_color = mHighlightLight.get();
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bottom_color = mShadowDark.get();
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break;
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case BEVEL_IN:
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top_color = mShadowDark.get();
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bottom_color = mHighlightLight.get();
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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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LLColor4 top_in_color;
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LLColor4 top_out_color;
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LLColor4 bottom_in_color;
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LLColor4 bottom_out_color;
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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.get();
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top_out_color = mHighlightDark.get();
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bottom_in_color = mShadowLight.get();
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bottom_out_color = mShadowDark.get();
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break;
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case BEVEL_IN:
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top_in_color = mShadowDark.get();
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top_out_color = mShadowLight.get();
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bottom_in_color = mHighlightDark.get();
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bottom_out_color = mHighlightLight.get();
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break;
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case BEVEL_BRIGHT:
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top_in_color = mHighlightLight.get();
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top_out_color = mHighlightLight.get();
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bottom_in_color = mHighlightLight.get();
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bottom_out_color = mHighlightLight.get();
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break;
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case BEVEL_NONE:
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top_in_color = mShadowDark.get();
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top_out_color = mShadowDark.get();
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bottom_in_color = mShadowDark.get();
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bottom_out_color = mShadowDark.get();
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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;
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bottom_out_color = focus_color;
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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.mV );
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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.mV );
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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.mV );
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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.mV );
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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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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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