axmol/cocos2dx/platform/CCImage.h

133 lines
4.9 KiB
C++

/****************************************************************************
Copyright (c) 2010 cocos2d-x.org
http://www.cocos2d-x.org
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
****************************************************************************/
#ifndef __CC_IMAGE_H_YANGWS_20110115__
#define __CC_IMAGE_H_YANGWS_20110115__
#include "CCCommon.h"
NS_CC_BEGIN;
class CC_DLL_PS CCImage
{
public:
CCImage();
typedef enum
{
kFmtJpg = 0,
kFmtPng,
}EImageFormat;
typedef enum
{
kAlignCenter = 0x33, ///< Horizontal center and vertical center.
kAlignTop = 0x13, ///< Horizontal center and vertical top.
kAlignTopRight = 0x12, ///< Horizontal right and vertical top.
kAlignRight = 0x32, ///< Horizontal right and vertical center.
kAlignBottomRight = 0x22, ///< Horizontal right and vertical bottom.
kAlignBottom = 0x23, ///< Horizontal center and vertical bottom.
kAlignBottomLeft = 0x21, ///< Horizontal left and vertical bottom.
kAlignLeft = 0x31, ///< Horizontal left and vertical center.
kAlignTopLeft = 0x11, ///< Horizontal left and vertical top.
}ETextAlign;
/**
@brief Load the image from the specified path.
@param strPath the absolute file path
@param imageType the type of image, now only support tow types.
@return true if load correctly
*/
bool initWithImageFile(const char * strPath, EImageFormat imageType = kFmtPng);
/**
@brief Load image from stream buffer.
@warning Only support png data now.
@param pBuffer stream buffer that hold the image data
@param nLength the length of data(managed in byte)
@return true if load correctly
*/
bool initWithImageData(void * pData, int nDataLen, EImageFormat eFmt = kFmtPng);
/**
@brief Create image with specified string.
@param pText the text which the image show, nil cause init fail
@param nWidth the image width, if 0, the width match the text's width
@param nHeight the image height, if 0, the height match the text's height
@param eAlignMask the test Alignment
@param pFontName the name of the font which use to draw the text. If nil, use the default system font.
@param nSize the font size, if 0, use the system default size.
*/
bool initWithString(
const char * pText,
int nWidth = 0,
int nHeight = 0,
ETextAlign eAlignMask = kAlignCenter,
const char * pFontName = 0,
int nSize = 0);
ccxByte * getData() { return m_pData.get(); }
int getDataLen() { return m_nWidth * m_nHeight; }
int getColorSpace() { return 1; }
bool hasAlpha() { return m_bHasAlpha; }
bool isPremultipliedAlpha() { return m_bPreMulti; }
void release();
/**
@brief Save the CCImage data to specified file with specified format.
*/
bool saveToFile(const char * pszFilePath) { return false; }
CC_SYNTHESIZE_READONLY(ccxInt16, m_nWidth, Width);
CC_SYNTHESIZE_READONLY(ccxInt16, m_nHeight, Height);
CC_SYNTHESIZE_READONLY(int, m_nBitsPerComponent, BitsPerComponent);
public:
/**
@brief Set/Get whether pop-up a message box when the image load failed
*/
static void setIsPopupNotify(bool bNotify);
static bool getIsPopupNotify();
protected:
bool _initWithJpgData(void * pData, int nDatalen);
bool _initWithPngData(void * pData, int nDatalen);
ccxScopedArray<ccxByte> m_pData;
bool m_bHasAlpha;
bool m_bPreMulti;
private:
// noncopyable
CCImage(const CCImage& rImg);
CCImage & operator=(const CCImage&);
};
NS_CC_END;
#endif // __CC_IMAGE_H_YANGWS_20110115__