ManaPlus
imagesprite.cpp
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1 /*
2  * The ManaPlus Client
3  * Copyright (C) 2010 The Mana Developers
4  * Copyright (C) 2011-2017 The ManaPlus Developers
5  *
6  * This file is part of The ManaPlus Client.
7  *
8  * This program is free software; you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License as published by
10  * the Free Software Foundation; either version 2 of the License, or
11  * any later version.
12  *
13  * This program is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16  * GNU General Public License for more details.
17  *
18  * You should have received a copy of the GNU General Public License
19  * along with this program. If not, see <http://www.gnu.org/licenses/>.
20  */
21 
23 
24 #include "render/graphics.h"
25 
26 #include "debug.h"
27 
29  mImage(image)
30 {
31  if (mImage != nullptr)
32  {
33  mAlpha = mImage->mAlpha;
34  mImage->incRef();
35  }
36  else
37  {
38  mAlpha = 1;
39  }
40 }
41 
43 {
44  if (mImage != nullptr)
45  {
46  mImage->decRef();
47  mImage = nullptr;
48  }
49 }
50 
51 void ImageSprite::draw(Graphics *const graphics,
52  const int posX, const int posY) const
53 {
54  FUNC_BLOCK("ImageSprite::draw", 1)
55  if (mImage == nullptr)
56  return;
57 
59  graphics->drawImage(mImage, posX, posY);
60 }
ImageSprite(Image *const image)
Definition: imagesprite.cpp:28
virtual void setAlpha(const float alpha)
Definition: image.cpp:285
void draw(Graphics *const graphics, const int posX, const int posY) const
Definition: imagesprite.cpp:51
float mAlpha
Definition: image.h:212
#define FUNC_BLOCK(name, id)
Definition: perfomance.h:80
virtual void incRef()
Definition: resource.cpp:37
Image * mImage
Definition: imagesprite.h:79
virtual void drawImage(const Image *const image, int dstX, int dstY)=0
Definition: image.h:61
float mAlpha
Definition: sprite.h:129
void decRef()
Definition: image.cpp:521