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
|
/**
* @file lluiimage.cpp
* @brief UI implementation
*
* $LicenseInfo:firstyear=2007&license=viewerlgpl$
* 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
* $/LicenseInfo$
*/
// Utilities functions the user interface needs
//#include "llviewerprecompiledheaders.h"
#include "linden_common.h"
// Project includes
#include "lluiimage.h"
LLUIImage::LLUIImage(const std::string& name, LLPointer<LLTexture> image)
: mName(name),
mImage(image),
mScaleRegion(0.f, 1.f, 1.f, 0.f),
mClipRegion(0.f, 1.f, 1.f, 0.f),
mImageLoaded(NULL),
mScaleStyle(SCALE_INNER),
mCachedW(-1),
mCachedH(-1)
{
getTextureWidth();
getTextureHeight();
}
LLUIImage::~LLUIImage()
{
delete mImageLoaded;
}
S32 LLUIImage::getWidth() const
{
// return clipped dimensions of actual image area
return ll_round((F32)mImage->getWidth(0) * mClipRegion.getWidth());
}
S32 LLUIImage::getHeight() const
{
// return clipped dimensions of actual image area
return ll_round((F32)mImage->getHeight(0) * mClipRegion.getHeight());
}
void LLUIImage::draw3D(const LLVector3& origin_agent, const LLVector3& x_axis, const LLVector3& y_axis,
const LLRect& rect, const LLColor4& color)
{
F32 border_scale = 1.f;
F32 border_height = (1.f - mScaleRegion.getHeight()) * getHeight();
F32 border_width = (1.f - mScaleRegion.getWidth()) * getWidth();
if (rect.getHeight() < border_height || rect.getWidth() < border_width)
{
if(border_height - rect.getHeight() > border_width - rect.getWidth())
{
border_scale = (F32)rect.getHeight() / border_height;
}
else
{
border_scale = (F32)rect.getWidth() / border_width;
}
}
LLRender2D::pushMatrix();
{
LLVector3 rect_origin = origin_agent + ((F32)rect.mLeft * x_axis) + ((F32)rect.mBottom * y_axis);
LLRender2D::translate(rect_origin.mV[VX],
rect_origin.mV[VY],
rect_origin.mV[VZ]);
gGL.getTexUnit(0)->bind(getImage());
gGL.color4fv(color.mV);
LLRectf center_uv_rect(mClipRegion.mLeft + mScaleRegion.mLeft * mClipRegion.getWidth(),
mClipRegion.mBottom + mScaleRegion.mTop * mClipRegion.getHeight(),
mClipRegion.mLeft + mScaleRegion.mRight * mClipRegion.getWidth(),
mClipRegion.mBottom + mScaleRegion.mBottom * mClipRegion.getHeight());
gl_segmented_rect_3d_tex(mClipRegion,
center_uv_rect,
LLRectf(border_width * border_scale * 0.5f / (F32)rect.getWidth(),
(rect.getHeight() - (border_height * border_scale * 0.5f)) / (F32)rect.getHeight(),
(rect.getWidth() - (border_width * border_scale * 0.5f)) / (F32)rect.getWidth(),
(border_height * border_scale * 0.5f) / (F32)rect.getHeight()),
(F32)rect.getWidth() * x_axis,
(F32)rect.getHeight() * y_axis);
} LLRender2D::popMatrix();
}
//#include "lluiimage.inl"
boost::signals2::connection LLUIImage::addLoadedCallback( const image_loaded_signal_t::slot_type& cb )
{
if (!mImageLoaded)
{
mImageLoaded = new image_loaded_signal_t();
}
return mImageLoaded->connect(cb);
}
void LLUIImage::onImageLoaded()
{
if (mImageLoaded)
{
(*mImageLoaded)();
}
}
namespace LLInitParam
{
void ParamValue<LLUIImage*>::updateValueFromBlock()
{
// The keyword "none" is specifically requesting a null image
// do not default to current value. Used to overwrite template images.
if (name() == "none")
{
updateValue(NULL);
return;
}
LLUIImage* imagep = LLRender2D::getInstance()->getUIImage(name());
if (imagep)
{
updateValue(imagep);
}
}
void ParamValue<LLUIImage*>::updateBlockFromValue(bool make_block_authoritative)
{
if (getValue() == NULL)
{
name.set("none", make_block_authoritative);
}
else
{
name.set(getValue()->getName(), make_block_authoritative);
}
}
bool ParamCompare<LLUIImage*, false>::equals(
LLUIImage* const &a,
LLUIImage* const &b)
{
// force all LLUIImages for XML UI export to be "non-default"
if (!a && !b)
return false;
else
return (a == b);
}
}
|
