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| author |  Chris Xiong <chirs241097@gmail.com>
| 2015-10-06 21:28:40 +0800 |
|---|---|---|
| committer | Chris Xiong <chirs241097@gmail.com>
| 2015-10-06 21:28:40 +0800 |
| commit | 038b31f0158a0018dbf2eceb71026cc4e665faa9 (patch) | |
| tree | a373ddab7bc162e477e28a780b0d729660ff8634 /smelt/sdl/CxImage/xiofile.h | |
| parent | a8077292d5d9118866f7358c11a90c855e1b1b02 (diff) | |
| download | SMELT-038b31f0158a0018dbf2eceb71026cc4e665faa9.tar.xz | |
Add the SMELT files...
Please, do not laugh too loudly.
Diffstat (limited to 'smelt/sdl/CxImage/xiofile.h')
| -rw-r--r-- | smelt/sdl/CxImage/xiofile.h | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/smelt/sdl/CxImage/xiofile.h b/smelt/sdl/CxImage/xiofile.h new file mode 100644 index 0000000..e05811e --- /dev/null +++ b/smelt/sdl/CxImage/xiofile.h @@ -0,0 +1,125 @@ +#if !defined(__xiofile_h)
+#define __xiofile_h
+
+#include "xfile.h"
+//#include <TCHAR.h>
+
+class DLL_EXP CxIOFile : public CxFile
+ {
+public:
+ CxIOFile(FILE* fp = NULL)
+ {
+ m_fp = fp;
+ m_bCloseFile = (bool)(fp==0);
+ }
+
+ ~CxIOFile()
+ {
+ Close();
+ }
+//////////////////////////////////////////////////////////
+ bool Open(const TCHAR * filename, const TCHAR * mode)
+ {
+ if (m_fp) return false; // Can't re-open without closing first
+
+ m_fp = fopen(filename, mode);
+ if (!m_fp) return false;
+
+ m_bCloseFile = true;
+
+ return true;
+ }
+//////////////////////////////////////////////////////////
+ virtual bool Close()
+ {
+ int32_t iErr = 0;
+ if ( (m_fp) && (m_bCloseFile) ){
+ iErr = fclose(m_fp);
+ m_fp = NULL;
+ }
+ return (bool)(iErr==0);
+ }
+//////////////////////////////////////////////////////////
+ virtual size_t Read(void *buffer, size_t size, size_t count)
+ {
+ if (!m_fp) return 0;
+ return fread(buffer, size, count, m_fp);
+ }
+//////////////////////////////////////////////////////////
+ virtual size_t Write(const void *buffer, size_t size, size_t count)
+ {
+ if (!m_fp) return 0;
+ return fwrite(buffer, size, count, m_fp);
+ }
+//////////////////////////////////////////////////////////
+ virtual bool Seek(int32_t offset, int32_t origin)
+ {
+ if (!m_fp) return false;
+ return (bool)(fseek(m_fp, offset, origin) == 0);
+ }
+//////////////////////////////////////////////////////////
+ virtual int32_t Tell()
+ {
+ if (!m_fp) return 0;
+ return ftell(m_fp);
+ }
+//////////////////////////////////////////////////////////
+ virtual int32_t Size()
+ {
+ if (!m_fp) return -1;
+ int32_t pos,size;
+ pos = ftell(m_fp);
+ fseek(m_fp, 0, SEEK_END);
+ size = ftell(m_fp);
+ fseek(m_fp, pos,SEEK_SET);
+ return size;
+ }
+//////////////////////////////////////////////////////////
+ virtual bool Flush()
+ {
+ if (!m_fp) return false;
+ return (bool)(fflush(m_fp) == 0);
+ }
+//////////////////////////////////////////////////////////
+ virtual bool Eof()
+ {
+ if (!m_fp) return true;
+ return (bool)(feof(m_fp) != 0);
+ }
+//////////////////////////////////////////////////////////
+ virtual int32_t Error()
+ {
+ if (!m_fp) return -1;
+ return ferror(m_fp);
+ }
+//////////////////////////////////////////////////////////
+ virtual bool PutC(uint8_t c)
+ {
+ if (!m_fp) return false;
+ return (bool)(fputc(c, m_fp) == c);
+ }
+//////////////////////////////////////////////////////////
+ virtual int32_t GetC()
+ {
+ if (!m_fp) return EOF;
+ return getc(m_fp);
+ }
+//////////////////////////////////////////////////////////
+ virtual char * GetS(char *string, int32_t n)
+ {
+ if (!m_fp) return NULL;
+ return fgets(string,n,m_fp);
+ }
+//////////////////////////////////////////////////////////
+ virtual int32_t Scanf(const char *format, void* output)
+ {
+ if (!m_fp) return EOF;
+ return fscanf(m_fp, format, output);
+ }
+//////////////////////////////////////////////////////////
+protected:
+ FILE *m_fp;
+ bool m_bCloseFile;
+ };
+
+#endif
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