1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
|
/**
* @file lliconctrl.cpp
* @brief LLIconCtrl base class
*
* $LicenseInfo:firstyear=2001&license=viewerlgpl$
* 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
* $/LicenseInfo$
*/
#include "linden_common.h"
#include "lliconctrl.h"
// Linden library includes
// Project includes
#include "llcontrol.h"
#include "llui.h"
#include "lluictrlfactory.h"
#include "lluiimage.h"
#include "llwindow.h"
#include "llgltexture.h"
static LLDefaultChildRegistry::Register<LLIconCtrl> r("icon");
LLIconCtrl::Params::Params()
: image("image_name"),
color("color"),
use_draw_context_alpha("use_draw_context_alpha", true),
interactable("interactable", false),
scale_image("scale_image"),
min_width("min_width", 0),
min_height("min_height", 0)
{}
LLIconCtrl::LLIconCtrl(const LLIconCtrl::Params& p)
: LLUICtrl(p),
mColor(p.color()),
mImagep(p.image),
mUseDrawContextAlpha(p.use_draw_context_alpha),
mInteractable(p.interactable),
mPriority(0),
mMinWidth(p.min_width),
mMinHeight(p.min_height),
mMaxWidth(0),
mMaxHeight(0)
{
if (mImagep.notNull())
{
LLUICtrl::setValue(mImagep->getName());
}
}
LLIconCtrl::~LLIconCtrl()
{
mImagep = NULL;
}
void LLIconCtrl::draw()
{
if( mImagep.notNull() )
{
const F32 alpha = mUseDrawContextAlpha ? getDrawContext().mAlpha : getCurrentTransparency();
mImagep->draw(getLocalRect(), mColor.get() % alpha );
}
LLUICtrl::draw();
}
BOOL LLIconCtrl::handleHover(S32 x, S32 y, MASK mask)
{
if (mInteractable && getEnabled())
{
getWindow()->setCursor(UI_CURSOR_HAND);
return TRUE;
}
return LLUICtrl::handleHover(x, y, mask);
}
void LLIconCtrl::onVisibilityChange(BOOL new_visibility)
{
LLUICtrl::onVisibilityChange(new_visibility);
if (mPriority == LLGLTexture::BOOST_ICON)
{
if (new_visibility)
{
loadImage(getValue(), mPriority);
}
else
{
mImagep = nullptr;
}
}
}
// virtual
// value might be a string or a UUID
void LLIconCtrl::setValue(const LLSD& value)
{
setValue(value, mPriority);
}
void LLIconCtrl::setValue(const LLSD& value, S32 priority)
{
LLSD tvalue(value);
if (value.isString() && LLUUID::validate(value.asString()))
{
//RN: support UUIDs masquerading as strings
tvalue = LLSD(LLUUID(value.asString()));
}
LLUICtrl::setValue(tvalue);
loadImage(tvalue, priority);
}
void LLIconCtrl::loadImage(const LLSD& tvalue, S32 priority)
{
if(mPriority == LLGLTexture::BOOST_ICON && !getVisible()) return;
if (tvalue.isUUID())
{
mImagep = LLUI::getUIImageByID(tvalue.asUUID(), priority);
}
else
{
mImagep = LLUI::getUIImage(tvalue.asString(), priority);
}
if(mImagep.notNull()
&& mImagep->getImage().notNull()
&& mMinWidth
&& mMinHeight)
{
S32 desired_draw_width = llmax(mMinWidth, mImagep->getWidth());
S32 desired_draw_height = llmax(mMinHeight, mImagep->getHeight());
if (mMaxWidth && mMaxHeight)
{
desired_draw_width = llmin(desired_draw_width, mMaxWidth);
desired_draw_height = llmin(desired_draw_height, mMaxHeight);
}
mImagep->getImage()->setKnownDrawSize(desired_draw_width, desired_draw_height);
}
}
std::string LLIconCtrl::getImageName() const
{
if (getValue().isString())
return getValue().asString();
else
return std::string();
}
|
