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src/mac/carbon/pnghand.cpp removed

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@39332 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Włodzimierz Skiba 2006-05-25 14:45:39 +00:00
parent 7cdf27dc55
commit 88c576e5df
3 changed files with 0 additions and 1065 deletions
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16
Makefile.in
View File

@ -3891,7 +3891,6 @@ COND_TOOLKIT_MAC___GUI_SRC_OBJECTS = \
monodll_notebmac.o \
monodll_palette.o \
monodll_pen.o \
monodll_pnghand.o \
monodll_printdlg.o \
monodll_printmac.o \
monodll_radiobox.o \
@ -5528,7 +5527,6 @@ COND_TOOLKIT_MAC___GUI_SRC_OBJECTS_1 = \
monolib_notebmac.o \
monolib_palette.o \
monolib_pen.o \
monolib_pnghand.o \
monolib_printdlg.o \
monolib_printmac.o \
monolib_radiobox.o \
@ -7398,7 +7396,6 @@ COND_TOOLKIT_MAC___GUI_SRC_OBJECTS_2 = \
coredll_notebmac.o \
coredll_palette.o \
coredll_pen.o \
coredll_pnghand.o \
coredll_printdlg.o \
coredll_printmac.o \
coredll_radiobox.o \
@ -8740,7 +8737,6 @@ COND_TOOLKIT_MAC___GUI_SRC_OBJECTS_3 = \
corelib_notebmac.o \
corelib_palette.o \
corelib_pen.o \
corelib_pnghand.o \
corelib_printdlg.o \
corelib_printmac.o \
corelib_radiobox.o \
@ -11528,9 +11524,6 @@ monodll_dccg.o: $(srcdir)/src/mac/carbon/dccg.cpp $(MONODLL_ODEP)
monodll_notebmac.o: $(srcdir)/src/mac/carbon/notebmac.cpp $(MONODLL_ODEP)
$(CXXC) -c -o $@ $(MONODLL_CXXFLAGS) $(srcdir)/src/mac/carbon/notebmac.cpp
monodll_pnghand.o: $(srcdir)/src/mac/carbon/pnghand.cpp $(MONODLL_ODEP)
$(CXXC) -c -o $@ $(MONODLL_CXXFLAGS) $(srcdir)/src/mac/carbon/pnghand.cpp
monodll_printmac.o: $(srcdir)/src/mac/carbon/printmac.cpp $(MONODLL_ODEP)
$(CXXC) -c -o $@ $(MONODLL_CXXFLAGS) $(srcdir)/src/mac/carbon/printmac.cpp
@ -15341,9 +15334,6 @@ monolib_dccg.o: $(srcdir)/src/mac/carbon/dccg.cpp $(MONOLIB_ODEP)
monolib_notebmac.o: $(srcdir)/src/mac/carbon/notebmac.cpp $(MONOLIB_ODEP)
$(CXXC) -c -o $@ $(MONOLIB_CXXFLAGS) $(srcdir)/src/mac/carbon/notebmac.cpp
monolib_pnghand.o: $(srcdir)/src/mac/carbon/pnghand.cpp $(MONOLIB_ODEP)
$(CXXC) -c -o $@ $(MONOLIB_CXXFLAGS) $(srcdir)/src/mac/carbon/pnghand.cpp
monolib_printmac.o: $(srcdir)/src/mac/carbon/printmac.cpp $(MONOLIB_ODEP)
$(CXXC) -c -o $@ $(MONOLIB_CXXFLAGS) $(srcdir)/src/mac/carbon/printmac.cpp
@ -20117,9 +20107,6 @@ coredll_dccg.o: $(srcdir)/src/mac/carbon/dccg.cpp $(COREDLL_ODEP)
coredll_notebmac.o: $(srcdir)/src/mac/carbon/notebmac.cpp $(COREDLL_ODEP)
$(CXXC) -c -o $@ $(COREDLL_CXXFLAGS) $(srcdir)/src/mac/carbon/notebmac.cpp
coredll_pnghand.o: $(srcdir)/src/mac/carbon/pnghand.cpp $(COREDLL_ODEP)
$(CXXC) -c -o $@ $(COREDLL_CXXFLAGS) $(srcdir)/src/mac/carbon/pnghand.cpp
coredll_printmac.o: $(srcdir)/src/mac/carbon/printmac.cpp $(COREDLL_ODEP)
$(CXXC) -c -o $@ $(COREDLL_CXXFLAGS) $(srcdir)/src/mac/carbon/printmac.cpp
@ -22910,9 +22897,6 @@ corelib_dccg.o: $(srcdir)/src/mac/carbon/dccg.cpp $(CORELIB_ODEP)
corelib_notebmac.o: $(srcdir)/src/mac/carbon/notebmac.cpp $(CORELIB_ODEP)
$(CXXC) -c -o $@ $(CORELIB_CXXFLAGS) $(srcdir)/src/mac/carbon/notebmac.cpp
corelib_pnghand.o: $(srcdir)/src/mac/carbon/pnghand.cpp $(CORELIB_ODEP)
$(CXXC) -c -o $@ $(CORELIB_CXXFLAGS) $(srcdir)/src/mac/carbon/pnghand.cpp
corelib_printmac.o: $(srcdir)/src/mac/carbon/printmac.cpp $(CORELIB_ODEP)
$(CXXC) -c -o $@ $(CORELIB_CXXFLAGS) $(srcdir)/src/mac/carbon/printmac.cpp

913
src/mac/carbon/pnghand.cpp
View File

@ -1,913 +0,0 @@
/////////////////////////////////////////////////////////////////////////////
// Name: pnghand.cpp
// Purpose: Implements a PNG reader class + handler
// Author: Julian Smart
// Modified by:
// Created: 04/01/98
// RCS-ID: $Id$
// Copyright: (c) Julian Smart
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#ifdef __BORLANDC__
# pragma hdrstop
#endif
#if 0 // wxUSE_LIBPNG
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#if defined(__DARWIN__)
/* MW's math routines do certain things if __FP__ (the include guard around
CarbonCore's fp.h) is defined. CarbonCore's fp.h does certain things if
__cmath__ is defined so it seems the easy thing to do is to make sure
__cmath__ is effectively not defined which counteracts the MWERKS check
then when the real cmath is included everything will be okay.
*/
#include <CoreServices/CoreServices.h>
//#include <cmath>
#endif //defined(__DARWIN__)
#if wxUSE_IOSTREAMH
# include <fstream.h>
#else
# include <fstream>
#endif
#ifndef __DARWIN__
# include <windows.h>
#endif
#include "wx/msgdlg.h"
#include "wx/palette.h"
#include "wx/bitmap.h"
#include "wx/mac/pnghand.h"
#include "wx/mac/pngread.h"
#include "wx/mac/private.h"
extern "C" {
#include "png.h"
}
extern "C" void png_read_init PNGARG((png_structp png_ptr));
extern "C" void png_write_init PNGARG((png_structp png_ptr));
extern CTabHandle wxMacCreateColorTable( int numColors ) ;
extern void wxMacDestroyColorTable( CTabHandle colors ) ;
extern void wxMacSetColorTableEntry( CTabHandle newColors , int index , int red , int green , int blue ) ;
extern GWorldPtr wxMacCreateGWorld( int width , int height , int depth ) ;
extern void wxMacDestroyGWorld( GWorldPtr gw ) ;
void
ima_png_error(png_struct *png_ptr, char *message)
{
wxMessageBox(wxString::FromAscii(message), wxT("PNG error"));
longjmp(png_ptr->jmpbuf, 1);
}
// static wxGifReaderIter* iter;
wxPalette *wxCopyPalette(const wxPalette *cmap);
wxPNGReader::wxPNGReader(void)
{
filetype = 0;
RawImage = NULL; // Image data
Width = 0; Height = 0; // Dimensions
Depth = 0; // (bits x pixel)
ColorType = 0; // Bit 1 = Palette used
// Bit 2 = Color used
// Bit 3 = Alpha used
EfeWidth = 0; // Efective Width
lpbi = NULL;
bgindex = -1;
m_palette = 0;
imageOK = FALSE;
}
wxPNGReader::wxPNGReader ( char* ImageFileName )
{
imageOK = FALSE;
filetype = 0;
RawImage = NULL; // Image data
Width = 0; Height = 0; // Dimensions
Depth = 0; // (bits x pixel)
ColorType = 0; // Bit 1 = m_palette used
// Bit 2 = Color used
// Bit 3 = Alpha used
EfeWidth = 0; // Efective Width
lpbi = NULL;
bgindex = -1;
m_palette = 0;
imageOK = ReadFile (ImageFileName);
}
void
wxPNGReader::Create(int width, int height, int depth, int colortype)
{
Width = width; Height = height; Depth = depth;
ColorType = (colortype>=0) ? colortype: ((Depth>8) ? COLORTYPE_COLOR: 0);
delete m_palette;
m_palette = NULL;
delete[] RawImage;
RawImage = NULL;
if (lpbi) {
wxMacDestroyGWorld( (GWorldPtr) lpbi ) ;
}
lpbi = wxMacCreateGWorld( Width , Height , Depth);
if (lpbi)
{
EfeWidth = (long)(((long)Width*Depth + 31) / 32) * 4;
int bitwidth = width ;
if ( EfeWidth > bitwidth )
bitwidth = EfeWidth ;
RawImage = (byte*) new char[ ( bitwidth * Height * ((Depth+7)>>3) ) ];
imageOK = TRUE;
}
}
wxPNGReader::~wxPNGReader ( )
{
if (RawImage != NULL) {
delete[] RawImage ;
RawImage = NULL;
}
if (lpbi) {
wxMacDestroyGWorld( (GWorldPtr) lpbi ) ;
lpbi = NULL;
}
if (m_palette != NULL) {
delete m_palette;
m_palette = NULL;
}
}
int wxPNGReader::GetIndex(int x, int y)
{
if (!Inside(x, y) || (Depth>8)) return -1;
ImagePointerType ImagePointer = RawImage + EfeWidth*y + (x*Depth >> 3);
int index = (int)(*ImagePointer);
return index;
}
bool wxPNGReader::GetRGB(int x, int y, byte* r, byte* g, byte* b)
{
if (!Inside(x, y)) return FALSE;
if (m_palette) {
return m_palette->GetRGB(GetIndex(x, y), r, g, b);
/* PALETTEENTRY entry;
::GetPaletteEntries((HPALETTE) m_palette->GetHPALETTE(), GetIndex(x, y), 1, &entry);
*r = entry.peRed;
*g = entry.peGreen;
*b = entry.peBlue; */
} else {
ImagePointerType ImagePointer = RawImage + EfeWidth*y + (x*Depth >> 3);
*b = ImagePointer[0];
*g = ImagePointer[1];
*r = ImagePointer[2];
}
return TRUE;
}
bool wxPNGReader::SetIndex(int x, int y, int index)
{
if (!Inside(x, y) || (Depth>8)) return FALSE;
ImagePointerType ImagePointer = RawImage + EfeWidth*y + (x*Depth >> 3);
*ImagePointer = index;
return TRUE;
}
bool wxPNGReader::SetRGB(int x, int y, byte r, byte g, byte b)
{
if (!Inside(x, y)) return FALSE;
if (ColorType & COLORTYPE_PALETTE)
{
if (!m_palette) return FALSE;
SetIndex(x, y, m_palette->GetPixel(r, g, b));
} else {
ImagePointerType ImagePointer = RawImage + EfeWidth*y + (x*Depth >> 3);
ImagePointer[0] = b;
ImagePointer[1] = g;
ImagePointer[2] = r;
}
return TRUE;
}
bool wxPNGReader::SetPalette(wxPalette* colourmap)
{
delete m_palette ;
if (!colourmap)
return FALSE;
ColorType |= (COLORTYPE_PALETTE | COLORTYPE_COLOR);
m_palette = new wxPalette( *colourmap );
return true ;
// return (DibSetUsage(lpbi, (HPALETTE) m_palette->GetHPALETTE(), WXIMA_COLORS ) != 0);
}
bool
wxPNGReader::SetPalette(int n, byte *r, byte *g, byte *b)
{
delete m_palette ;
m_palette = new wxPalette();
if (!m_palette)
return FALSE;
if (!g) g = r;
if (!b) b = g;
m_palette->Create(n, r, g, b);
ColorType |= (COLORTYPE_PALETTE | COLORTYPE_COLOR);
return true ;
// return (DibSetUsage(lpbi, (HPALETTE) m_palette->GetHPALETTE(), WXIMA_COLORS ) != 0);
}
bool
wxPNGReader::SetPalette(int n, rgb_color_struct *rgb_struct)
{
delete m_palette ;
m_palette = new wxPalette();
if (!m_palette)
return FALSE;
byte r[256], g[256], b[256];
for(int i=0; i<n; i++)
{
r[i] = rgb_struct[i].red;
g[i] = rgb_struct[i].green;
b[i] = rgb_struct[i].blue;
}
// Added by JACS copying from Andrew Davison's additions
// to GIF-reading code
// Make transparency colour black...
if (bgindex != -1)
r[bgindex] = g[bgindex] = b[bgindex] = 0;
m_palette->Create(n, r, g, b);
ColorType |= (COLORTYPE_PALETTE | COLORTYPE_COLOR);
return true ;
// return (DibSetUsage(lpbi, (HPALETTE) m_palette->GetHPALETTE(), WXIMA_COLORS ) != 0);
}
void wxPNGReader::NullData()
{
if (lpbi) {
wxMacDestroyGWorld( (GWorldPtr) lpbi ) ;
lpbi = NULL;
}
if (m_palette != NULL) {
delete m_palette;
m_palette = NULL;
}
}
wxBitmap* wxPNGReader::GetBitmap(void)
{
wxBitmap *bitmap = new wxBitmap;
if ( InstantiateBitmap(bitmap) )
return bitmap;
else
{
delete bitmap;
return NULL;
}
}
bool wxPNGReader::InstantiateBitmap(wxBitmap *bitmap)
{
if ( lpbi )
{
bitmap->SetHBITMAP((WXHBITMAP) lpbi);
bitmap->SetWidth(GetWidth());
bitmap->SetHeight(GetHeight());
bitmap->SetDepth(GetDepth());
if ( GetDepth() > 1 && m_palette )
bitmap->SetPalette(*m_palette);
bitmap->SetOk(TRUE);
// Make a mask if appropriate
/*
if ( bgindex > -1 )
{
wxMask *mask = CreateMask();
bitmap->SetMask(mask);
}
*/
lpbi = NULL ; // bitmap has taken over ownership
return TRUE;
}
else
{
return FALSE;
}
/*
HDC dc = ::CreateCompatibleDC(NULL);
if (dc)
{
// tmpBitmap is a dummy, to satisfy ::CreateCompatibleDC (it
// is a memory dc that must have a bitmap selected into it)
HDC dc2 = GetDC(NULL);
HBITMAP tmpBitmap = ::CreateCompatibleBitmap(dc2, GetWidth(), GetHeight());
ReleaseDC(NULL, dc2);
HBITMAP oldBitmap = (HBITMAP) ::SelectObject(dc, tmpBitmap);
if ( m_palette )
{
HPALETTE oldPal = ::SelectPalette(dc, (HPALETTE) m_palette->GetHPALETTE(), FALSE);
::RealizePalette(dc);
}
HBITMAP hBitmap = ::CreateDIBitmap(dc, lpbi,
CBM_INIT, RawImage, (LPBITMAPINFO) lpbi, DIB_PAL_COLORS);
::SelectPalette(dc, NULL, TRUE);
::SelectObject(dc, oldBitmap);
::DeleteObject(tmpBitmap);
::DeleteDC(dc);
if ( hBitmap )
{
bitmap->SetHBITMAP((WXHBITMAP) hBitmap);
bitmap->SetWidth(GetWidth());
bitmap->SetHeight(GetHeight());
bitmap->SetDepth(GetDepth());
if ( GetDepth() > 1 && m_palette )
bitmap->SetPalette(*m_palette);
bitmap->SetOk(TRUE);
// Make a mask if appropriate
if ( bgindex > -1 )
{
wxMask *mask = CreateMask();
bitmap->SetMask(mask);
}
return TRUE;
}
else
{
return FALSE;
}
}
else
{
return FALSE;
}
*/
return false ;
}
wxPalette *wxCopyPalette(const wxPalette *cmap)
{
wxPalette *newCmap = new wxPalette( *cmap ) ;
return newCmap;
}
wxMask *wxPNGReader::CreateMask(void)
{
/*
HBITMAP hBitmap = ::CreateBitmap(GetWidth(), GetHeight(), 1, 1, NULL);
HDC dc = ::CreateCompatibleDC(NULL);
HBITMAP oldBitmap = (HBITMAP) ::SelectObject(dc, hBitmap);
int bgIndex = GetBGIndex();
int x,y;
for (x=0; x<GetWidth(); x++)
{
for (y=0; y<GetHeight(); y++)
{
int index = GetIndex(x, y);
if ( index == bgIndex )
::SetPixel(dc, x, GetHeight() - y - 1, RGB(0, 0, 0));
else
::SetPixel(dc, x, GetHeight() - y - 1, RGB(255, 255, 255));
}
}
::SelectObject(dc, oldBitmap);
wxMask *mask = new wxMask;
mask->SetMaskBitmap((WXHBITMAP) hBitmap);
return mask;
*/
return NULL ;
}
bool wxPNGReader::ReadFile(char * ImageFileName)
{
int number_passes;
if (ImageFileName)
strcpy(filename, ImageFileName);
FILE *fp;
png_struct *png_ptr;
png_info *info_ptr;
wxPNGReaderIter iter(this);
/* open the file */
fp = fopen( ImageFileName , "rb" );
if (!fp)
return FALSE;
/* allocate the necessary structures */
png_ptr = new (png_struct);
if (!png_ptr)
{
fclose(fp);
return FALSE;
}
info_ptr = new (png_info);
if (!info_ptr)
{
fclose(fp);
delete png_ptr;
return FALSE;
}
/* set error handling */
if (setjmp(png_ptr->jmpbuf))
{
png_read_destroy(png_ptr, info_ptr, (png_info *)0);
fclose(fp);
delete png_ptr;
delete info_ptr;
/* If we get here, we had a problem reading the file */
return FALSE;
}
//png_set_error(ima_png_error, NULL);
/* initialize the structures, info first for error handling */
png_info_init(info_ptr);
png_read_init(png_ptr);
/* set up the input control */
png_init_io(png_ptr, fp);
/* read the file information */
png_read_info(png_ptr, info_ptr);
/* allocate the memory to hold the image using the fields
of png_info. */
png_color_16 my_background={ 0, 31, 127, 255, 0 };
if (info_ptr->valid & PNG_INFO_bKGD)
{
png_set_background(png_ptr, &(info_ptr->background),
PNG_BACKGROUND_GAMMA_FILE, 1, 1.0);
if ( info_ptr->num_palette > 0 )
bgindex = info_ptr->background.index;
}
else {
png_set_background(png_ptr, &my_background,
PNG_BACKGROUND_GAMMA_SCREEN, 0, 1.0);
// Added by JACS: guesswork!
if ( info_ptr->num_trans != 0 )
bgindex = info_ptr->num_trans - 1 ;
}
/* tell libpng to strip 16 bit depth files down to 8 bits */
if (info_ptr->bit_depth == 16)
png_set_strip_16(png_ptr);
int pixel_depth=(info_ptr->pixel_depth<24) ? info_ptr->pixel_depth: 24;
Create(info_ptr->width, info_ptr->height, pixel_depth,
info_ptr->color_type);
if (info_ptr->num_palette>0)
{
SetPalette((int)info_ptr->num_palette, (rgb_color_struct*)info_ptr->palette);
}
int row_stride = info_ptr->width * ((pixel_depth+7)>>3);
// printf("P = %d D = %d RS= %d ", info_ptr->num_palette, info_ptr->pixel_depth,row_stride);
// printf("CT = %d TRS = %d BD= %d ", info_ptr->color_type, info_ptr->valid & PNG_INFO_tRNS,info_ptr->bit_depth);
byte *row_pointers = new byte[row_stride];
/* turn on interlace handling */
if (info_ptr->interlace_type)
number_passes = png_set_interlace_handling(png_ptr);
else
number_passes = 1;
// printf("NP = %d ", number_passes);
for (int pass=0; pass< number_passes; pass++)
{
iter.upset();
int y=0;
CGrafPtr origPort ;
GDHandle origDevice ;
GetGWorld( &origPort , &origDevice ) ;
// ignore shapedc
SetGWorld( (GWorldPtr) lpbi , NULL ) ;
do
{
// (unsigned char *)iter.GetRow();
if (info_ptr->interlace_type)
{
if (pass>0)
iter.GetRow(row_pointers, row_stride);
png_read_row(png_ptr, row_pointers, NULL);
}
else
png_read_row(png_ptr, row_pointers, NULL);
if ( info_ptr->palette )
{
if ( pixel_depth == 8 )
{
for ( size_t i = 0 ; i < info_ptr->width ; ++i )
{
png_color_struct* color ;
RGBColor col ;
int index = row_pointers[i] ;
color = &info_ptr->palette[index] ;
col.red = (((int)color->red) << 8) | ((int)color->red) ;
col.green = (((int)color->green) << 8) | ((int)color->green) ;
col.blue = (((int)color->blue) << 8) | ((int)color->blue) ;
SetCPixel( i, y, &col);
}
/*
png_color_struct* color ;
RGBColor col ;
unsigned char* p = &row_pointers[0] ;
PenNormal() ;
MoveTo( 0 , y ) ;
int index = *p ;
color = &info_ptr->palette[index] ;
col.red = (color->red << 8) | color->red ;
col.green = (color->green << 8) | color->green ;
col.blue = (color->blue << 8) | color->blue ;
RGBForeColor( &col ) ;
col.red = col.green = col.blue = 0xFFFF ;
RGBBackColor( &col ) ;
for ( int i = 0 ; i < info_ptr->width ; ++i , ++p)
{
if ( *p != index )
{
LineTo( i , y ) ;
index = *p ;
color = &info_ptr->palette[index] ;
col.red = (((int)color->red) << 8) | ((int)color->red) ;
col.green = (((int)color->green) << 8) | ((int)color->green) ;
col.blue = (((int)color->blue) << 8) | ((int)color->blue) ;
RGBForeColor( &col ) ;
}
}
LineTo( info_ptr->width , y ) ;
*/
}
else
{
for ( size_t i = 0 ; i < info_ptr->width ; ++i )
{
png_color_struct* color ;
RGBColor col ;
int byte = ( i * pixel_depth ) / 8 ;
int offset = ( 8 - pixel_depth ) - ( i * pixel_depth ) % 8 ;
int index = ( row_pointers[byte] >> offset ) & ( 0xFF >> ( 8 - pixel_depth ) );
color = &info_ptr->palette[index] ;
col.red = (((int)color->red) << 8) | ((int)color->red) ;
col.green = (((int)color->green) << 8) | ((int)color->green) ;
col.blue = (((int)color->blue) << 8) | ((int)color->blue) ;
SetCPixel( i, y, &col);
}
}
}
else
{
for ( size_t i = 0 ; i < info_ptr->width ; ++i )
{
png_color_struct* color ;
RGBColor col ;
color =(png_color_struct*) (&row_pointers[i*3]) ;
col.red = (((int)color->red) << 8) | ((int)color->red) ;
col.green = (((int)color->green) << 8) | ((int)color->green) ;
col.blue = (((int)color->blue) << 8) | ((int)color->blue) ;
SetCPixel( i, y, &col);
}
}
if (number_passes)
iter.SetRow(row_pointers, row_stride);
y++;
}
while(iter.PrevRow());
SetGWorld( origPort , origDevice ) ;
// printf("Y=%d ",y);
}
delete[] row_pointers;
/* read the rest of the file, getting any additional chunks
in info_ptr */
png_read_end(png_ptr, info_ptr);
/* clean up after the read, and free any memory allocated */
png_read_destroy(png_ptr, info_ptr, (png_info *)0);
/* free the structures */
delete png_ptr;
delete info_ptr;
/* close the file */
fclose(fp);
/* that's it */
return TRUE;
}
/* write a png file */
bool wxPNGReader::SaveFile(char * ImageFileName)
{
if (ImageFileName)
strcpy(filename, ImageFileName);
wxPNGReaderIter iter(this);
FILE *fp;
png_struct *png_ptr;
png_info *info_ptr;
/* open the file */
fp = fopen(filename, "wb");
if (!fp)
return FALSE;
/* allocate the necessary structures */
png_ptr = new (png_struct);
if (!png_ptr)
{
fclose(fp);
return FALSE;
}
info_ptr = new (png_info);
if (!info_ptr)
{
fclose(fp);
delete png_ptr;
return FALSE;
}
/* set error handling */
if (setjmp(png_ptr->jmpbuf))
{
png_write_destroy(png_ptr);
fclose(fp);
delete png_ptr;
delete info_ptr;
/* If we get here, we had a problem reading the file */
return FALSE;
}
//png_set_error(ima_png_error, NULL);
// printf("writig pg %s ", filename);
/* initialize the structures */
png_info_init(info_ptr);
png_write_init(png_ptr);
int row_stride = GetWidth() * ((GetDepth()+7)>>3);
/* set up the output control */
png_init_io(png_ptr, fp);
/* set the file information here */
info_ptr->width = GetWidth();
info_ptr->height = GetHeight();
info_ptr->pixel_depth = GetDepth();
info_ptr->channels = (GetDepth()>8) ? 3: 1;
info_ptr->bit_depth = GetDepth()/info_ptr->channels;
info_ptr->color_type = GetColorType();
info_ptr->compression_type = info_ptr->filter_type = info_ptr->interlace_type=0;
info_ptr->valid = 0;
info_ptr->rowbytes = row_stride;
// printf("P = %d D = %d RS= %d GD= %d CH= %d ", info_ptr->pixel_depth, info_ptr->bit_depth, row_stride, GetDepth(), info_ptr->channels);
/* set the palette if there is one */
if ((GetColorType() & COLORTYPE_PALETTE) && GetPalette())
{
// printf("writing paleta[%d %d %x]",GetColorType() ,COLORTYPE_PALETTE, GetPalette());
info_ptr->valid |= PNG_INFO_PLTE;
info_ptr->palette = new png_color[256];
info_ptr->num_palette = 256;
for (int i=0; i<256; i++)
GetPalette()->GetRGB(i, &info_ptr->palette[i].red, &info_ptr->palette[i].green, &info_ptr->palette[i].blue);
}
// printf("Paleta [%d %d %x]",GetColorType() ,COLORTYPE_PALETTE, GetPalette());
/* optional significant bit chunk */
// info_ptr->valid |= PNG_INFO_sBIT;
// info_ptr->sig_bit = true_bit_depth;
/* optional gamma chunk */
// info_ptr->valid |= PNG_INFO_gAMA;
// info_ptr->gamma = gamma;
/* other optional chunks */
/* write the file information */
png_write_info(png_ptr, info_ptr);
/* set up the transformations you want. Note that these are
all optional. Only call them if you want them */
/* shift the pixels up to a legal bit depth and fill in
as appropriate to correctly scale the image */
// png_set_shift(png_ptr, &(info_ptr->sig_bit));
/* pack pixels into bytes */
// png_set_packing(png_ptr);
/* flip bgr pixels to rgb */
// png_set_bgr(png_ptr);
/* swap bytes of 16 bit files to most significant bit first */
// png_set_swap(png_ptr);
/* get rid of filler bytes, pack rgb into 3 bytes */
// png_set_rgbx(png_ptr);
/* If you are only writing one row at a time, this works */
byte *row_pointers = new byte[row_stride];
iter.upset();
do {
// (unsigned char *)iter.GetRow();
iter.GetRow(row_pointers, row_stride);
png_write_row(png_ptr, row_pointers);
} while(iter.PrevRow());
delete[] row_pointers;
/* write the rest of the file */
png_write_end(png_ptr, info_ptr);
/* clean up after the write, and free any memory allocated */
png_write_destroy(png_ptr);
/* if you malloced the palette, free it here */
if (info_ptr->palette)
delete[] (info_ptr->palette);
/* free the structures */
delete png_ptr;
delete info_ptr;
/* close the file */
fclose(fp);
/* that's it */
return TRUE;
}
static int Power(int x, int y)
{
int z = 1;
int i;
for ( i = 0; i < y; i++)
{
z *= x;
}
return z;
}
static char hexArray[] = { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B',
'C', 'D', 'E', 'F' };
static void DecToHex(int dec, char *buf)
{
int firstDigit = (int)(dec/16.0);
int secondDigit = (int)(dec - (firstDigit*16.0));
buf[0] = hexArray[firstDigit];
buf[1] = hexArray[secondDigit];
buf[2] = 0;
}
bool wxPNGReader::SaveXPM(char *filename, char *name)
{
char nameStr[256];
if ( name )
strcpy(nameStr, name);
else
{
wxString str = wxString::FromAscii(filename) ;
wxStripExtension( str ) ;
strcpy(nameStr, str.ToAscii() );
}
if ( GetDepth() > 4 )
{
// Only a depth of 4 and below allowed
return FALSE;
}
if ( !GetPalette() )
return FALSE;
wxSTD ofstream str(filename);
if ( str.bad() )
return FALSE;
int noColours = Power(2, GetDepth());
// Output header
str << "/* XPM */\n";
str << "static char * " << nameStr << "_xpm[] = {\n";
str << "\"" << GetWidth() << " " << GetHeight() << " " << noColours << " 1\",\n";
// Output colourmap
int base = 97 ; // start from 'a'
unsigned char red, green, blue;
char hexBuf[4];
int i;
for ( i = 0; i < noColours; i ++)
{
str << "\"" << (char)(base + i) << " c #";
GetPalette()->GetRGB(i, &red, &green, &blue);
DecToHex(red, hexBuf);
str << hexBuf;
DecToHex(green, hexBuf);
str << hexBuf;
DecToHex(blue, hexBuf);
str << hexBuf;
str << "\",\n";
}
// Output the data
int x, y;
for ( y = 0; y < GetHeight(); y++)
{
str << "\"";
for ( x = 0; x < GetWidth(); x++)
{
int index = GetIndex(x, y);
str << (char)(base + index) ;
}
str << "\",\n";
}
str << "};\n";
str.flush();
return TRUE;
}
IMPLEMENT_DYNAMIC_CLASS(wxPNGFileHandler, wxBitmapHandler)
bool wxPNGFileHandler::LoadFile(wxBitmap *bitmap, const wxString& name, long flags,
int desiredWidth, int desiredHeight)
{
wxPNGReader reader;
if (reader.ReadFile( (char*)(const char*) name.ToAscii() ) )
{
return reader.InstantiateBitmap(bitmap);
}
else
return FALSE;
}
bool wxPNGFileHandler::SaveFile(const wxBitmap *bitmap, const wxString& name, int type, const wxPalette *pal)
{
return FALSE;
}
#endif //wxUSE_LIBPNG

136
src/wxWindowsM8.xml
View File

@ -1967,15 +1967,6 @@
<FILEKIND>Text</FILEKIND>
<FILEFLAGS>Debug</FILEFLAGS>
</FILE>
<FILE>
<PATHTYPE>PathRelative</PATHTYPE>
<PATHROOT>Project</PATHROOT>
<ACCESSPATH>:mac:carbon:</ACCESSPATH>
<PATH>:pnghand.cpp</PATH>
<PATHFORMAT>MacOS</PATHFORMAT>
<FILEKIND>Text</FILEKIND>
<FILEFLAGS>Debug</FILEFLAGS>
</FILE>
<FILE>
<PATHTYPE>PathRelative</PATHTYPE>
<PATHROOT>Project</PATHROOT>
@ -5128,13 +5119,6 @@
<PATH>:window.cpp</PATH>
<PATHFORMAT>MacOS</PATHFORMAT>
</FILEREF>
<FILEREF>
<PATHTYPE>PathRelative</PATHTYPE>
<PATHROOT>Project</PATHROOT>
<ACCESSPATH>:mac:carbon:</ACCESSPATH>
<PATH>:pnghand.cpp</PATH>
<PATHFORMAT>MacOS</PATHFORMAT>
</FILEREF>
<FILEREF>
<PATHTYPE>PathRelative</PATHTYPE>
<PATHROOT>Project</PATHROOT>
@ -9249,15 +9233,6 @@
<FILEKIND>Text</FILEKIND>
<FILEFLAGS>Debug</FILEFLAGS>
</FILE>
<FILE>
<PATHTYPE>PathRelative</PATHTYPE>
<PATHROOT>Project</PATHROOT>
<ACCESSPATH>:mac:carbon:</ACCESSPATH>
<PATH>:pnghand.cpp</PATH>
<PATHFORMAT>MacOS</PATHFORMAT>
<FILEKIND>Text</FILEKIND>
<FILEFLAGS>Debug</FILEFLAGS>
</FILE>
<FILE>
<PATHTYPE>PathRelative</PATHTYPE>
<PATHROOT>Project</PATHROOT>
@ -12404,13 +12379,6 @@
<PATH>:window.cpp</PATH>
<PATHFORMAT>MacOS</PATHFORMAT>
</FILEREF>
<FILEREF>
<PATHTYPE>PathRelative</PATHTYPE>
<PATHROOT>Project</PATHROOT>
<ACCESSPATH>:mac:carbon:</ACCESSPATH>
<PATH>:pnghand.cpp</PATH>
<PATHFORMAT>MacOS</PATHFORMAT>
</FILEREF>
<FILEREF>
<PATHTYPE>PathRelative</PATHTYPE>
<PATHROOT>Project</PATHROOT>
@ -18493,15 +18461,6 @@
<FILEKIND>Text</FILEKIND>
<FILEFLAGS>Debug</FILEFLAGS>
</FILE>
<FILE>
<PATHTYPE>PathRelative</PATHTYPE>
<PATHROOT>Project</PATHROOT>
<ACCESSPATH>:mac:carbon:</ACCESSPATH>
<PATH>:pnghand.cpp</PATH>
<PATHFORMAT>MacOS</PATHFORMAT>
<FILEKIND>Text</FILEKIND>
<FILEFLAGS>Debug</FILEFLAGS>
</FILE>
<FILE>
<PATHTYPE>PathRelative</PATHTYPE>
<PATHROOT>Project</PATHROOT>
@ -21601,13 +21560,6 @@
<PATH>:window.cpp</PATH>
<PATHFORMAT>MacOS</PATHFORMAT>
</FILEREF>
<FILEREF>
<PATHTYPE>PathRelative</PATHTYPE>
<PATHROOT>Project</PATHROOT>
<ACCESSPATH>:mac:carbon:</ACCESSPATH>
<PATH>:pnghand.cpp</PATH>
<PATHFORMAT>MacOS</PATHFORMAT>
</FILEREF>
<FILEREF>
<PATHTYPE>PathRelative</PATHTYPE>
<PATHROOT>Project</PATHROOT>
@ -25393,15 +25345,6 @@
<FILEKIND>Text</FILEKIND>
<FILEFLAGS>Debug</FILEFLAGS>
</FILE>
<FILE>
<PATHTYPE>PathRelative</PATHTYPE>
<PATHROOT>Project</PATHROOT>
<ACCESSPATH>:mac:carbon:</ACCESSPATH>
<PATH>:pnghand.cpp</PATH>
<PATHFORMAT>MacOS</PATHFORMAT>
<FILEKIND>Text</FILEKIND>
<FILEFLAGS>Debug</FILEFLAGS>
</FILE>
<FILE>
<PATHTYPE>PathRelative</PATHTYPE>
<PATHROOT>Project</PATHROOT>
@ -28488,13 +28431,6 @@
<PATH>:window.cpp</PATH>
<PATHFORMAT>MacOS</PATHFORMAT>
</FILEREF>
<FILEREF>
<PATHTYPE>PathRelative</PATHTYPE>
<PATHROOT>Project</PATHROOT>
<ACCESSPATH>:mac:carbon:</ACCESSPATH>
<PATH>:pnghand.cpp</PATH>
<PATHFORMAT>MacOS</PATHFORMAT>
</FILEREF>
<FILEREF>
<PATHTYPE>PathRelative</PATHTYPE>
<PATHROOT>Project</PATHROOT>
@ -34717,15 +34653,6 @@
<FILEKIND>Text</FILEKIND>
<FILEFLAGS>Debug</FILEFLAGS>
</FILE>
<FILE>
<PATHTYPE>PathRelative</PATHTYPE>
<PATHROOT>Project</PATHROOT>
<ACCESSPATH>:mac:carbon:</ACCESSPATH>
<PATH>:pnghand.cpp</PATH>
<PATHFORMAT>MacOS</PATHFORMAT>
<FILEKIND>Text</FILEKIND>
<FILEFLAGS>Debug</FILEFLAGS>
</FILE>
<FILE>
<PATHTYPE>PathRelative</PATHTYPE>
<PATHROOT>Project</PATHROOT>
@ -37480,13 +37407,6 @@
<PATH>:imagiff.cpp</PATH>
<PATHFORMAT>MacOS</PATHFORMAT>
</FILEREF>
<FILEREF>
<PATHTYPE>PathRelative</PATHTYPE>
<PATHROOT>Project</PATHROOT>
<ACCESSPATH>:mac:carbon:</ACCESSPATH>
<PATH>:pnghand.cpp</PATH>
<PATHFORMAT>MacOS</PATHFORMAT>
</FILEREF>
<FILEREF>
<PATHTYPE>PathRelative</PATHTYPE>
<PATHROOT>Project</PATHROOT>
@ -41637,15 +41557,6 @@
<FILEKIND>Text</FILEKIND>
<FILEFLAGS>Debug</FILEFLAGS>
</FILE>
<FILE>
<PATHTYPE>PathRelative</PATHTYPE>
<PATHROOT>Project</PATHROOT>
<ACCESSPATH>:mac:carbon:</ACCESSPATH>
<PATH>:pnghand.cpp</PATH>
<PATHFORMAT>MacOS</PATHFORMAT>
<FILEKIND>Text</FILEKIND>
<FILEFLAGS>Debug</FILEFLAGS>
</FILE>
<FILE>
<PATHTYPE>PathRelative</PATHTYPE>
<PATHROOT>Project</PATHROOT>
@ -44411,13 +44322,6 @@
<PATH>:imagiff.cpp</PATH>
<PATHFORMAT>MacOS</PATHFORMAT>
</FILEREF>
<FILEREF>
<PATHTYPE>PathRelative</PATHTYPE>
<PATHROOT>Project</PATHROOT>
<ACCESSPATH>:mac:carbon:</ACCESSPATH>
<PATH>:pnghand.cpp</PATH>
<PATHFORMAT>MacOS</PATHFORMAT>
</FILEREF>
<FILEREF>
<PATHTYPE>PathRelative</PATHTYPE>
<PATHROOT>Project</PATHROOT>
@ -49598,15 +49502,6 @@
<FILEKIND>Text</FILEKIND>
<FILEFLAGS>Debug</FILEFLAGS>
</FILE>
<FILE>
<PATHTYPE>PathRelative</PATHTYPE>
<PATHROOT>Project</PATHROOT>
<ACCESSPATH>:mac:carbon:</ACCESSPATH>
<PATH>:pnghand.cpp</PATH>
<PATHFORMAT>MacOS</PATHFORMAT>
<FILEKIND>Text</FILEKIND>
<FILEFLAGS>Debug</FILEFLAGS>
</FILE>
<FILE>
<PATHTYPE>PathRelative</PATHTYPE>
<PATHROOT>Project</PATHROOT>
@ -52744,13 +52639,6 @@
<PATH>:window.cpp</PATH>
<PATHFORMAT>MacOS</PATHFORMAT>
</FILEREF>
<FILEREF>
<PATHTYPE>PathRelative</PATHTYPE>
<PATHROOT>Project</PATHROOT>
<ACCESSPATH>:mac:carbon:</ACCESSPATH>
<PATH>:pnghand.cpp</PATH>
<PATHFORMAT>MacOS</PATHFORMAT>
</FILEREF>
<FILEREF>
<PATHTYPE>PathRelative</PATHTYPE>
<PATHROOT>Project</PATHROOT>
@ -56832,15 +56720,6 @@
<FILEKIND>Text</FILEKIND>
<FILEFLAGS>Debug</FILEFLAGS>
</FILE>
<FILE>
<PATHTYPE>PathRelative</PATHTYPE>
<PATHROOT>Project</PATHROOT>
<ACCESSPATH>:mac:carbon:</ACCESSPATH>
<PATH>:pnghand.cpp</PATH>
<PATHFORMAT>MacOS</PATHFORMAT>
<FILEKIND>Text</FILEKIND>
<FILEFLAGS>Debug</FILEFLAGS>
</FILE>
<FILE>
<PATHTYPE>PathRelative</PATHTYPE>
<PATHROOT>Project</PATHROOT>
@ -59978,13 +59857,6 @@
<PATH>:window.cpp</PATH>
<PATHFORMAT>MacOS</PATHFORMAT>
</FILEREF>
<FILEREF>
<PATHTYPE>PathRelative</PATHTYPE>
<PATHROOT>Project</PATHROOT>
<ACCESSPATH>:mac:carbon:</ACCESSPATH>
<PATH>:pnghand.cpp</PATH>
<PATHFORMAT>MacOS</PATHFORMAT>
</FILEREF>
<FILEREF>
<PATHTYPE>PathRelative</PATHTYPE>
<PATHROOT>Project</PATHROOT>
@ -66241,14 +66113,6 @@
<PATH>:pen.cpp</PATH>
<PATHFORMAT>MacOS</PATHFORMAT>
</FILEREF>
<FILEREF>
<TARGETNAME>wxshlb Mach-O debug</TARGETNAME>
<PATHTYPE>PathRelative</PATHTYPE>
<PATHROOT>Project</PATHROOT>
<ACCESSPATH>:mac:carbon:</ACCESSPATH>
<PATH>:pnghand.cpp</PATH>
<PATHFORMAT>MacOS</PATHFORMAT>
</FILEREF>
<FILEREF>
<TARGETNAME>wxshlb Mach-O debug</TARGETNAME>
<PATHTYPE>PathRelative</PATHTYPE>