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authorDavid Walter Seikel2016-03-28 22:28:34 +1000
committerDavid Walter Seikel2016-03-28 22:28:34 +1000
commit7028cbe09c688437910a25623098762bf0fa592d (patch)
tree10b5af58277d9880380c2251f109325542c4e6eb /src/others/irrlicht-1.8.1/source/Irrlicht/CGUIImage.cpp
parentMove lemon to the src/others directory. (diff)
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Move Irrlicht to src/others.
Diffstat (limited to 'src/others/irrlicht-1.8.1/source/Irrlicht/CGUIImage.cpp')
-rw-r--r--src/others/irrlicht-1.8.1/source/Irrlicht/CGUIImage.cpp164
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1// Copyright (C) 2002-2012 Nikolaus Gebhardt
2// This file is part of the "Irrlicht Engine".
3// For conditions of distribution and use, see copyright notice in irrlicht.h
4
5#include "CGUIImage.h"
6#ifdef _IRR_COMPILE_WITH_GUI_
7
8#include "IGUISkin.h"
9#include "IGUIEnvironment.h"
10#include "IVideoDriver.h"
11
12namespace irr
13{
14namespace gui
15{
16
17
18//! constructor
19CGUIImage::CGUIImage(IGUIEnvironment* environment, IGUIElement* parent, s32 id, core::rect<s32> rectangle)
20: IGUIImage(environment, parent, id, rectangle), Texture(0), Color(255,255,255,255),
21 UseAlphaChannel(false), ScaleImage(false)
22{
23 #ifdef _DEBUG
24 setDebugName("CGUIImage");
25 #endif
26}
27
28
29//! destructor
30CGUIImage::~CGUIImage()
31{
32 if (Texture)
33 Texture->drop();
34}
35
36
37//! sets an image
38void CGUIImage::setImage(video::ITexture* image)
39{
40 if (image == Texture)
41 return;
42
43 if (Texture)
44 Texture->drop();
45
46 Texture = image;
47
48 if (Texture)
49 Texture->grab();
50}
51
52//! Gets the image texture
53video::ITexture* CGUIImage::getImage() const
54{
55 return Texture;
56}
57
58//! sets the color of the image
59void CGUIImage::setColor(video::SColor color)
60{
61 Color = color;
62}
63
64//! Gets the color of the image
65video::SColor CGUIImage::getColor() const
66{
67 return Color;
68}
69
70//! draws the element and its children
71void CGUIImage::draw()
72{
73 if (!IsVisible)
74 return;
75
76 IGUISkin* skin = Environment->getSkin();
77 video::IVideoDriver* driver = Environment->getVideoDriver();
78
79 if (Texture)
80 {
81 if (ScaleImage)
82 {
83 const video::SColor Colors[] = {Color,Color,Color,Color};
84
85 driver->draw2DImage(Texture, AbsoluteRect,
86 core::rect<s32>(core::position2d<s32>(0,0), core::dimension2di(Texture->getOriginalSize())),
87 &AbsoluteClippingRect, Colors, UseAlphaChannel);
88 }
89 else
90 {
91 driver->draw2DImage(Texture, AbsoluteRect.UpperLeftCorner,
92 core::rect<s32>(core::position2d<s32>(0,0), core::dimension2di(Texture->getOriginalSize())),
93 &AbsoluteClippingRect, Color, UseAlphaChannel);
94 }
95 }
96 else
97 {
98 skin->draw2DRectangle(this, skin->getColor(EGDC_3D_DARK_SHADOW), AbsoluteRect, &AbsoluteClippingRect);
99 }
100
101 IGUIElement::draw();
102}
103
104
105//! sets if the image should use its alpha channel to draw itself
106void CGUIImage::setUseAlphaChannel(bool use)
107{
108 UseAlphaChannel = use;
109}
110
111
112//! sets if the image should use its alpha channel to draw itself
113void CGUIImage::setScaleImage(bool scale)
114{
115 ScaleImage = scale;
116}
117
118
119//! Returns true if the image is scaled to fit, false if not
120bool CGUIImage::isImageScaled() const
121{
122 _IRR_IMPLEMENT_MANAGED_MARSHALLING_BUGFIX;
123 return ScaleImage;
124}
125
126//! Returns true if the image is using the alpha channel, false if not
127bool CGUIImage::isAlphaChannelUsed() const
128{
129 _IRR_IMPLEMENT_MANAGED_MARSHALLING_BUGFIX;
130 return UseAlphaChannel;
131}
132
133
134//! Writes attributes of the element.
135void CGUIImage::serializeAttributes(io::IAttributes* out, io::SAttributeReadWriteOptions* options=0) const
136{
137 IGUIImage::serializeAttributes(out,options);
138
139 out->addTexture ("Texture", Texture);
140 out->addBool ("UseAlphaChannel", UseAlphaChannel);
141 out->addColor ("Color", Color);
142 out->addBool ("ScaleImage", ScaleImage);
143
144}
145
146
147//! Reads attributes of the element
148void CGUIImage::deserializeAttributes(io::IAttributes* in, io::SAttributeReadWriteOptions* options=0)
149{
150 IGUIImage::deserializeAttributes(in,options);
151
152 setImage(in->getAttributeAsTexture("Texture"));
153 setUseAlphaChannel(in->getAttributeAsBool("UseAlphaChannel"));
154 setColor(in->getAttributeAsColor("Color"));
155 setScaleImage(in->getAttributeAsBool("ScaleImage"));
156}
157
158
159} // end namespace gui
160} // end namespace irr
161
162
163#endif // _IRR_COMPILE_WITH_GUI_
164