added the possibility to rescale the image during loading, especially useful with...

[wxWidgets.git] / src / common / sstream.cpp

diff --git a/src/common/sstream.cpp b/src/common/sstream.cpp
index f92916a6672e878deb2f76fb197d721f15175573..740ebbf5519445c5e2b2e3590908f32d86f3602a 100644 (file)
--- a/src/common/sstream.cpp
+++ b/src/common/sstream.cpp
@@ -38,27 +38,20 @@
 
 // TODO:  Do we want to include the null char in the stream?  If so then
 // just add +1 to m_len in the ctor 
-wxStringInputStream::wxStringInputStream(const wxString& s) 
+wxStringInputStream::wxStringInputStream(const wxString& s)
 #if wxUSE_UNICODE
-    : m_str(s), m_buf(wxMBConvUTF8().cWX2MB(s).release()), m_len(strlen(m_buf))
+    // FIXME-UTF8: use wxCharBufferWithLength if we have it
+    : m_str(s), m_buf(s.utf8_str()), m_len(strlen(m_buf))
 #else
-    : m_str(s), m_buf((char*)(const char*)s.c_str()), m_len(s.length())
+    : m_str(s), m_buf(s.mb_str()), m_len(s.length())
 #endif
 {
 #if wxUSE_UNICODE
-    wxASSERT_MSG(m_buf != NULL, _T("Could not convert string to UTF8!"));
+    wxASSERT_MSG(m_buf.data() != NULL, _T("Could not convert string to UTF8!"));
 #endif
     m_pos = 0;
 }
 
-wxStringInputStream::~wxStringInputStream()
-{
-#if wxUSE_UNICODE
-    // Note: wx[W]CharBuffer uses malloc()/free()
-    free(m_buf);
-#endif
-}
-
 // ----------------------------------------------------------------------------
 // getlength
 // ----------------------------------------------------------------------------
@@ -93,7 +86,7 @@ wxFileOffset wxStringInputStream::OnSysSeek(wxFileOffset ofs, wxSeekMode mode)
             return wxInvalidOffset;
     }
 
-    if ( ofs < 0 || ofs > wx_static_cast(wxFileOffset, m_len) )
+    if ( ofs < 0 || ofs > static_cast<wxFileOffset>(m_len) )
         return wxInvalidOffset;
 
     // FIXME: this can't be right
@@ -104,7 +97,7 @@ wxFileOffset wxStringInputStream::OnSysSeek(wxFileOffset ofs, wxSeekMode mode)
 
 wxFileOffset wxStringInputStream::OnSysTell() const
 {
-    return wx_static_cast(wxFileOffset, m_pos);
+    return static_cast<wxFileOffset>(m_pos);
 }
 
 // ----------------------------------------------------------------------------
@@ -126,7 +119,7 @@ size_t wxStringInputStream::OnSysRead(void *buffer, size_t size)
         size = sizeMax;
     }
 
-    memcpy(buffer, m_buf + m_pos, size);
+    memcpy(buffer, m_buf.data() + m_pos, size);
     m_pos += size;
 
     return size;
@@ -142,7 +135,7 @@ size_t wxStringInputStream::OnSysRead(void *buffer, size_t size)
 
 wxFileOffset wxStringOutputStream::OnSysTell() const
 {
-    return wx_static_cast(wxFileOffset, m_pos);
+    return static_cast<wxFileOffset>(m_pos);
 }
 
 // ----------------------------------------------------------------------------
@@ -151,7 +144,7 @@ wxFileOffset wxStringOutputStream::OnSysTell() const
 
 size_t wxStringOutputStream::OnSysWrite(const void *buffer, size_t size)
 {
-    const char *p = wx_static_cast(const char *, buffer);
+    const char *p = static_cast<const char *>(buffer);
 
 #if wxUSE_UNICODE_WCHAR
     // the part of the string we have here may be incomplete, i.e. it can stop
@@ -174,13 +167,14 @@ size_t wxStringOutputStream::OnSysWrite(const void *buffer, size_t size)
         srcLen = size;
     }
 
-    wxWCharBuffer wbuf(m_conv.cMB2WC(src, srcLen, NULL /* out len */));
+    size_t wlen;
+    wxWCharBuffer wbuf(m_conv.cMB2WC(src, srcLen, &wlen));
     if ( wbuf )
     {
         // conversion succeeded, clear the unconverted buffer
         m_unconv = wxMemoryBuffer(0);
 
-        *m_str += wbuf;
+        m_str->append(wbuf, wlen);
     }
     else // conversion failed
     {