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
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
|
/**
* @file lluiimage.cpp
* @brief UI implementation
*
* $LicenseInfo:firstyear=2007&license=viewergpl$
*
* Copyright (c) 2007-2009, Linden Research, Inc.
*
* Second Life Viewer Source Code
* The source code in this file ("Source Code") is provided by Linden Lab
* to you under the terms of the GNU General Public License, version 2.0
* ("GPL"), unless you have obtained a separate licensing agreement
* ("Other License"), formally executed by you and Linden Lab. Terms of
* the GPL can be found in doc/GPL-license.txt in this distribution, or
* online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
*
* There are special exceptions to the terms and conditions of the GPL as
* it is applied to this Source Code. View the full text of the exception
* in the file doc/FLOSS-exception.txt in this software distribution, or
* online at
* http://secondlifegrid.net/programs/open_source/licensing/flossexception
*
* By copying, modifying or distributing this software, you acknowledge
* that you have read and understood your obligations described above,
* and agree to abide by those obligations.
*
* ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
* WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
* COMPLETENESS OR PERFORMANCE.
* $/LicenseInfo$
*/
// Utilities functions the user interface needs
//#include "llviewerprecompiledheaders.h"
#include "linden_common.h"
// Project includes
#include "lluiimage.h"
#include "llui.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),
mUniformScaling(TRUE),
mNoClip(TRUE),
mImageLoaded(NULL)
{
}
LLUIImage::~LLUIImage()
{
delete mImageLoaded;
}
void LLUIImage::setClipRegion(const LLRectf& region)
{
mClipRegion = region;
mNoClip = mClipRegion.mLeft == 0.f
&& mClipRegion.mRight == 1.f
&& mClipRegion.mBottom == 0.f
&& mClipRegion.mTop == 1.f;
}
void LLUIImage::setScaleRegion(const LLRectf& region)
{
mScaleRegion = region;
mUniformScaling = mScaleRegion.mLeft == 0.f
&& mScaleRegion.mRight == 1.f
&& mScaleRegion.mBottom == 0.f
&& mScaleRegion.mTop == 1.f;
}
//TODO: move drawing implementation inside class
void LLUIImage::draw(S32 x, S32 y, const LLColor4& color) const
{
gl_draw_scaled_image(x, y, getWidth(), getHeight(), mImage, color, mClipRegion);
}
void LLUIImage::draw(S32 x, S32 y, S32 width, S32 height, const LLColor4& color) const
{
if (mUniformScaling)
{
gl_draw_scaled_image(x, y, width, height, mImage, color, mClipRegion);
}
else
{
gl_draw_scaled_image_with_border(
x, y,
width, height,
mImage,
color,
FALSE,
mClipRegion,
mScaleRegion);
}
}
void LLUIImage::drawSolid(S32 x, S32 y, S32 width, S32 height, const LLColor4& color) const
{
gl_draw_scaled_image_with_border(
x, y,
width, height,
mImage,
color,
TRUE,
mClipRegion,
mScaleRegion);
}
void LLUIImage::drawBorder(S32 x, S32 y, S32 width, S32 height, const LLColor4& color, S32 border_width) const
{
LLRect border_rect;
border_rect.setOriginAndSize(x, y, width, height);
border_rect.stretch(border_width, border_width);
drawSolid(border_rect, color);
}
S32 LLUIImage::getWidth() const
{
// return clipped dimensions of actual image area
return llround((F32)mImage->getWidth(0) * mClipRegion.getWidth());
}
S32 LLUIImage::getHeight() const
{
// return clipped dimensions of actual image area
return llround((F32)mImage->getHeight(0) * mClipRegion.getHeight());
}
S32 LLUIImage::getTextureWidth() const
{
return mImage->getWidth(0);
}
S32 LLUIImage::getTextureHeight() const
{
return mImage->getHeight(0);
}
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
{
LLUIImage* TypedParam<LLUIImage*>::getValueFromBlock() const
{
// The keyword "none" is specifically requesting a null image
// do not default to current value. Used to overwrite template images.
if (name() == "none")
{
return NULL;
}
LLUIImage* imagep = LLUI::getUIImage(name());
if (!imagep)
{
// default to current value
imagep = mData.mValue;
}
return imagep;
}
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);
}
}
|
