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diff --git a/linden/indra/newview/llvolumesliderctrl.cpp b/linden/indra/newview/llvolumesliderctrl.cpp
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1/**
2 * @file llvolumesliderctrl.cpp
3 * @brief Horizontal volume slider.
4 *
5 * Copyright (c) 2004-2007, Linden Research, Inc.
6 *
7 * Second Life Viewer Source Code
8 * The source code in this file ("Source Code") is provided by Linden Lab
9 * to you under the terms of the GNU General Public License, version 2.0
10 * ("GPL"), unless you have obtained a separate licensing agreement
11 * ("Other License"), formally executed by you and Linden Lab. Terms of
12 * the GPL can be found in doc/GPL-license.txt in this distribution, or
13 * online at http://secondlife.com/developers/opensource/gplv2
14 *
15 * There are special exceptions to the terms and conditions of the GPL as
16 * it is applied to this Source Code. View the full text of the exception
17 * in the file doc/FLOSS-exception.txt in this software distribution, or
18 * online at http://secondlife.com/developers/opensource/flossexception
19 *
20 * By copying, modifying or distributing this software, you acknowledge
21 * that you have read and understood your obligations described above,
22 * and agree to abide by those obligations.
23 *
24 * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
25 * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
26 * COMPLETENESS OR PERFORMANCE.
27 */
28
29#include "llviewerprecompiledheaders.h"
30
31#include "llvolumesliderctrl.h"
32
33#include "llfocusmgr.h"
34
35#include "llui.h"
36
37const F32 VOL_DEFAULT = 0.125f;
38const F32 VOL_MIN = 0.f;
39const F32 VOL_MAX = 0.5f;
40const F32 VOL_INC = 0.01f;
41
42LLVolumeSliderCtrl::LLVolumeSliderCtrl(const std::string& name,
43 const LLRect& rect,
44 void (*commit_callback)(LLUICtrl*, void*),
45 void* callback_data)
46 :
47LLSlider(name, rect, commit_callback, callback_data,
48 VOL_DEFAULT,
49 VOL_MIN,
50 VOL_MAX,
51 VOL_INC)
52{ }
53
54LLVolumeSliderCtrl::~LLVolumeSliderCtrl()
55{ }
56
57// virtual
58void LLVolumeSliderCtrl::draw()
59{
60 if(!getVisible()) return;
61
62 F32 opacity = mEnabled ? 1.f : 0.3f;
63
64 // Track
65 LLRect track(0, mRect.getHeight(), mRect.getWidth(), 0);
66
67 track.mBottom += 3;
68 track.mTop -= 1;
69 track.mRight -= 1;
70
71 LLColor4 center_color = (mThumbCenterColor % opacity);
72 LLColor4 outline_color = (mThumbOutlineColor % opacity);
73
74 gl_triangle_2d(track.mLeft, track.mBottom,
75 track.mRight, track.mBottom,
76 track.mRight, track.mTop,
77 center_color,
78 TRUE);
79 gl_triangle_2d(track.mLeft, track.mBottom,
80 track.mRight, track.mBottom,
81 track.mRight, track.mTop,
82 outline_color,
83 FALSE);
84
85 if (hasMouseCapture())
86 {
87 // Thumb
88 LLRect rect(mDragStartThumbRect);
89 gl_rect_2d( rect, outline_color );
90 rect.stretch(-1);
91 gl_rect_2d( rect, mThumbCenterColor % 0.3f );
92
93 // Thumb
94 if (gFocusMgr.childHasKeyboardFocus(this))
95 {
96 LLRect thumb_rect = mThumbRect;
97 thumb_rect.stretch(llround(lerp(1.f, 3.f, gFocusMgr.getFocusFlashAmt())));
98 gl_rect_2d(thumb_rect, gFocusMgr.getFocusColor());
99 }
100 gl_rect_2d( mThumbRect, mThumbOutlineColor );
101 }
102 else
103 {
104 LLRect rect(mThumbRect);
105 // Thumb
106 if (gFocusMgr.childHasKeyboardFocus(this))
107 {
108 LLRect thumb_rect = mThumbRect;
109 thumb_rect.stretch(llround(lerp(1.f, 3.f, gFocusMgr.getFocusFlashAmt())));
110 gl_rect_2d(thumb_rect, gFocusMgr.getFocusColor());
111 }
112
113 // Thumb
114 gl_rect_2d(rect, outline_color);
115 rect.stretch(-1);
116 gl_rect_2d( rect, center_color);
117 }
118
119 LLUICtrl::draw();
120}
121
122// virtual
123LLXMLNodePtr LLVolumeSliderCtrl::getXML(bool save_children) const
124{
125 LLXMLNodePtr node = LLUICtrl::getXML();
126
127 LLString control_name = getControlName();
128 if (!control_name.empty())
129 {
130 node->createChild("control_name", TRUE)->setStringValue(control_name);
131 }
132 node->createChild("initial_val", TRUE)->setFloatValue(getInitialValue());
133 node->createChild("min_val", TRUE)->setFloatValue(getMinValue());
134 node->createChild("max_val", TRUE)->setFloatValue(getMaxValue());
135 node->createChild("increment", TRUE)->setFloatValue(getIncrement());
136
137 return node;
138}
139
140LLView* LLVolumeSliderCtrl::fromXML(LLXMLNodePtr node, LLView *parent, LLUICtrlFactory *factory)
141{ LLString name("volume_slider");
142
143 node->getAttributeString("name", name);
144
145 LLString label;
146 node->getAttributeString("label", label);
147
148 LLRect rect;
149 createRect(node, rect, parent, LLRect());
150
151 LLFontGL* font = LLView::selectFont(node);
152
153 // HACK: Font might not be specified.
154 if (!font)
155 {
156 font = LLFontGL::sSansSerifSmall;
157 }
158
159 S32 label_width = font->getWidth(label) + 8;
160 node->getAttributeS32("label_width", label_width);
161
162 LLString control_name;
163 node->getAttributeString("control_name", control_name);
164
165 BOOL show_text = TRUE;
166 node->getAttributeBOOL("show_text", show_text);
167
168 BOOL can_edit_text = FALSE;
169 node->getAttributeBOOL("can_edit_text", can_edit_text);
170
171 F32 initial_value = 0.f;
172 node->getAttributeF32("initial_val", initial_value);
173
174 F32 min_value = 0.f;
175 node->getAttributeF32("min_val", min_value);
176
177 F32 max_value = 1.f;
178 node->getAttributeF32("max_val", max_value);
179
180 F32 increment = 0.1f;
181 node->getAttributeF32("increment", increment);
182
183 U32 precision = 3;
184 node->getAttributeU32("decimal_digits", precision);
185
186
187 LLVolumeSliderCtrl* slider = new LLVolumeSliderCtrl(name,rect,NULL,NULL);
188
189 slider->initFromXML(node, parent);
190
191 return slider;
192}
193
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