HPDF_Image
HPDF_Image_LoadJpegImage (HPDF_MMgr mmgr,
HPDF_Stream jpeg_data,
HPDF_Xref xref)
{
HPDF_Dict image;
HPDF_STATUS ret = HPDF_OK;
HPDF_PTRACE ((" HPDF_Image_LoadJpegImage\n"));
image = HPDF_DictStream_New (mmgr, xref);
if (!image)
return NULL;
image->header.obj_class |= HPDF_OSUBCLASS_XOBJECT;
/* add requiered elements */
image->filter = HPDF_STREAM_FILTER_DCT_DECODE;
ret += HPDF_Dict_AddName (image, "Type", "XObject");
ret += HPDF_Dict_AddName (image, "Subtype", "Image");
if (ret != HPDF_OK)
return NULL;
if (LoadJpegHeader (image, jpeg_data) != HPDF_OK)
return NULL;
if (HPDF_Stream_Seek (jpeg_data, 0, HPDF_SEEK_SET) != HPDF_OK)
return NULL;
for (;;) {
HPDF_BYTE buf[HPDF_STREAM_BUF_SIZ];
HPDF_UINT len = HPDF_STREAM_BUF_SIZ;
HPDF_STATUS ret = HPDF_Stream_Read (jpeg_data, buf,
&len);
if (ret != HPDF_OK) {
if (ret == HPDF_STREAM_EOF) {
if (len > 0) {
ret = HPDF_Stream_Write (image->stream, buf, len);
if (ret != HPDF_OK)
return NULL;
}
break;
} else
return NULL;
}
if (HPDF_Stream_Write (image->stream, buf, len) != HPDF_OK)
return NULL;
}
return image;
}
HPDF_Shading_AddVertexRGB(HPDF_Shading shading,
HPDF_Shading_FreeFormTriangleMeshEdgeFlag edgeFlag,
HPDF_REAL x, HPDF_REAL y,
HPDF_UINT8 r, HPDF_UINT8 g, HPDF_UINT8 b)
{
HPDF_STATUS ret = HPDF_OK;
RGBVertex vert;
float bbox[4];
HPDF_PTRACE((" HPDF_Shading_AddVertexRGB\n"));
if (!shading) {
return HPDF_INVALID_OBJECT;
}
if (_GetDecodeArrayVertexValues(shading, bbox) != HPDF_TRUE) {
return HPDF_SetError(shading->error, HPDF_INVALID_OBJECT, 0);
}
vert.EdgeFlag = (HPDF_UINT8)edgeFlag;
vert.X = _EncodeValue(x, bbox[0], bbox[1]);
vert.Y = _EncodeValue(y, bbox[2], bbox[3]);
vert.RGB[0] = r;
vert.RGB[1] = g;
vert.RGB[2] = b;
ret = HPDF_Stream_Write(shading->stream,
(HPDF_BYTE*)(&vert.EdgeFlag), sizeof(vert.EdgeFlag));
if (ret != HPDF_OK)
{
return ret;
}
ret = HPDF_Stream_Write(shading->stream,
(HPDF_BYTE*)(&vert.X), sizeof(vert.X));
if (ret != HPDF_OK)
{
return ret;
}
ret = HPDF_Stream_Write(shading->stream,
(HPDF_BYTE*)(&vert.Y), sizeof(vert.Y));
if (ret != HPDF_OK)
{
return ret;
}
ret = HPDF_Stream_Write(shading->stream,
(HPDF_BYTE*)(&vert.RGB), sizeof(vert.RGB));
return ret;
}
HPDF_Image
HPDF_Image_LoadJpegImageFromMem (HPDF_MMgr mmgr,
const HPDF_BYTE *buf,
HPDF_UINT size,
HPDF_Xref xref)
{
HPDF_Stream jpeg_data;
HPDF_Image image;
HPDF_PTRACE ((" HPDF_Image_LoadJpegImageFromMem\n"));
jpeg_data = HPDF_MemStream_New(mmgr,size);
if (!HPDF_Stream_Validate (jpeg_data)) {
HPDF_RaiseError (mmgr->error, HPDF_INVALID_STREAM, 0);
return NULL;
}
if (HPDF_Stream_Write (jpeg_data, buf, size) != HPDF_OK) {
HPDF_Stream_Free (jpeg_data);
return NULL;
}
image = HPDF_Image_LoadJpegImage(mmgr,jpeg_data,xref);
/* destroy file stream */
HPDF_Stream_Free (jpeg_data);
return image;
}
static HPDF_STATUS
ReadPngData (HPDF_Dict image,
png_structp png_ptr,
png_infop info_ptr)
{
png_uint_32 len = png_get_rowbytes(png_ptr, info_ptr);
png_uint_32 height = png_get_image_height(png_ptr, info_ptr);
png_bytep buf_ptr = HPDF_GetMem (image->mmgr, len);
if (buf_ptr) {
HPDF_UINT i;
for (i = 0; i < (HPDF_UINT)height; i++) {
png_read_rows(png_ptr, (png_byte**)&buf_ptr, NULL, 1);
if (image->error->error_no != HPDF_OK)
break;
if (HPDF_Stream_Write (image->stream, buf_ptr, len) != HPDF_OK)
break;
}
HPDF_FreeMem (image->mmgr, buf_ptr);
}
return image->error->error_no;
}
static HPDF_STATUS
ReadTransparentPaletteData (HPDF_Dict image,
png_structp png_ptr,
png_infop info_ptr,
png_bytep smask_data,
png_bytep trans,
int num_trans)
{
HPDF_STATUS ret = HPDF_OK;
HPDF_UINT i, j;
png_bytep *row_ptr;
png_uint_32 height = png_get_image_height(png_ptr, info_ptr);
png_uint_32 width = png_get_image_width(png_ptr, info_ptr);
row_ptr = HPDF_GetMem (image->mmgr, height * sizeof(png_bytep));
if (!row_ptr) {
return HPDF_FAILD_TO_ALLOC_MEM;
} else {
png_uint_32 len = png_get_rowbytes(png_ptr, info_ptr);
for (i = 0; i < (HPDF_UINT)height; i++) {
row_ptr[i] = HPDF_GetMem(image->mmgr, len);
if (!row_ptr[i]) {
for (; i > 0; i--) {
HPDF_FreeMem (image->mmgr, row_ptr[i]);
}
HPDF_FreeMem (image->mmgr, row_ptr);
return HPDF_FAILD_TO_ALLOC_MEM;
}
}
}
png_read_image(png_ptr, row_ptr);
if (image->error->error_no != HPDF_OK) {
ret = HPDF_INVALID_PNG_IMAGE;
goto Error;
}
for (j = 0; j < height; j++) {
for (i = 0; i < width; i++) {
smask_data[width * j + i] = (row_ptr[j][i] < num_trans) ? trans[row_ptr[j][i]] : 0xFF;
}
if (HPDF_Stream_Write (image->stream, row_ptr[j], width) != HPDF_OK) {
ret = HPDF_FILE_IO_ERROR;
goto Error;
}
}
Error:
for (i = 0; i < (HPDF_UINT)height; i++) {
HPDF_FreeMem (image->mmgr, row_ptr[i]);
}
HPDF_FreeMem (image->mmgr, row_ptr);
return ret;
}
static HPDF_STATUS
ReadPngData_Interlaced (HPDF_Dict image,
png_structp png_ptr,
png_infop info_ptr)
{
png_uint_32 len = png_get_rowbytes(png_ptr, info_ptr);
png_uint_32 height = png_get_image_height(png_ptr, info_ptr);
png_bytep* row_pointers = HPDF_GetMem (image->mmgr,
height * sizeof (png_bytep));
if (row_pointers) {
HPDF_UINT i;
HPDF_MemSet (row_pointers, 0, height * sizeof (png_bytep));
for (i = 0; i < (HPDF_UINT)height; i++) {
row_pointers[i] = HPDF_GetMem (image->mmgr, len);
if (image->error->error_no != HPDF_OK)
break;
}
if (image->error->error_no == HPDF_OK) {
png_read_image(png_ptr, row_pointers);
if (image->error->error_no == HPDF_OK) { /* add this line */
for (i = 0; i < (HPDF_UINT)height; i++) {
if (HPDF_Stream_Write (image->stream, row_pointers[i], len) !=
HPDF_OK)
break;
}
}
}
/* clean up */
for (i = 0; i < (HPDF_UINT)height; i++) {
HPDF_FreeMem (image->mmgr, row_pointers[i]);
}
HPDF_FreeMem (image->mmgr, row_pointers);
}
return image->error->error_no;
}
HPDF_EXPORT(HPDF_JavaScript) HPDF_CreateJavaScript( HPDF_Doc pdf, const char *code )
{
HPDF_JavaScript javaScript;
int len ;
HPDF_PTRACE ((" HPDF_CreateJavaScript\n"));
javaScript = (HPDF_JavaScript) HPDF_DictStream_New(pdf->mmgr, pdf->xref);
if (!javaScript) {
return NULL;
}
len = (HPDF_UINT)strlen(code);
if (HPDF_Stream_Write (javaScript->stream, (HPDF_BYTE *)code, len) != HPDF_OK) {
HPDF_Dict_Free(javaScript);
return NULL;
}
return javaScript;
}
HPDF_LoadU3DFromMem (HPDF_Doc pdf,
const HPDF_BYTE *buffer,
HPDF_UINT size)
{
HPDF_Stream imagedata;
HPDF_Image image;
HPDF_PTRACE ((" HPDF_LoadU3DFromMem\n"));
if (!HPDF_HasDoc (pdf)) {
return NULL;
}
/* create file stream */
imagedata = HPDF_MemStream_New (pdf->mmgr, size);
if (!HPDF_Stream_Validate (imagedata)) {
HPDF_RaiseError (&pdf->error, HPDF_INVALID_STREAM, 0);
return NULL;
}
if (HPDF_Stream_Write (imagedata, buffer, size) != HPDF_OK) {
HPDF_Stream_Free (imagedata);
return NULL;
}
if (HPDF_Stream_Validate (imagedata)) {
image = HPDF_U3D_LoadU3D (pdf->mmgr, imagedata, pdf->xref);
} else {
image = NULL;
}
/* destroy file stream */
HPDF_Stream_Free (imagedata);
if (!image) {
HPDF_CheckError (&pdf->error);
}
return image;
}
HPDF_U3D
HPDF_U3D_LoadU3DFromMem ( HPDF_MMgr mmgr,
const HPDF_BYTE *buf,
HPDF_UINT size,
HPDF_Xref xref )
{
HPDF_Dict image;
HPDF_STATUS ret = HPDF_OK;
HPDF_PTRACE ((" HPDF_U3D_LoadU3DFromMem\n"));
image = HPDF_DictStream_New (mmgr, xref);
if (!image) {
return NULL;
}
image->header.obj_class |= HPDF_OSUBCLASS_XOBJECT;
ret = HPDF_Dict_AddName (image, "Type", "XObject");
if (ret != HPDF_OK) {
HPDF_Dict_Free(image);
return NULL;
}
ret = HPDF_Dict_AddName (image, "Subtype", "Image");
if (ret != HPDF_OK) {
HPDF_Dict_Free(image);
return NULL;
}
if (HPDF_Stream_Write (image->stream, buf, size) != HPDF_OK) {
HPDF_Dict_Free(image);
return NULL;
}
return image;
}
HPDF_U3D
HPDF_U3D_LoadU3D (HPDF_MMgr mmgr,
HPDF_Stream u3d_data,
HPDF_Xref xref)
{
HPDF_Dict u3d;
const char *type;
HPDF_PTRACE ((" HPDF_U3D_LoadU3D\n"));
u3d = HPDF_DictStream_New (mmgr, xref);
if (!u3d) {
return NULL;
}
u3d->header.obj_class |= HPDF_OSUBCLASS_XOBJECT;
/* add required elements */
u3d->filter = HPDF_STREAM_FILTER_NONE;
if (HPDF_Dict_AddName (u3d, "Type", "3D") != HPDF_OK) {
HPDF_Dict_Free(u3d);
return NULL;
}
if (Get3DStreamType (u3d_data, &type) != HPDF_OK) {
HPDF_Dict_Free(u3d);
return NULL;
}
if (HPDF_Dict_AddName (u3d, "Subtype", type) != HPDF_OK) {
HPDF_Dict_Free(u3d);
return NULL;
}
for (;;) {
HPDF_BYTE buf[HPDF_STREAM_BUF_SIZ];
HPDF_UINT len = HPDF_STREAM_BUF_SIZ;
HPDF_STATUS ret = HPDF_Stream_Read (u3d_data, buf, &len);
if (ret != HPDF_OK) {
if (ret == HPDF_STREAM_EOF) {
if (len > 0) {
ret = HPDF_Stream_Write (u3d->stream, buf, len);
if (ret != HPDF_OK) {
HPDF_Dict_Free(u3d);
return NULL;
}
}
break;
} else {
HPDF_Dict_Free(u3d);
return NULL;
}
}
if (HPDF_Stream_Write (u3d->stream, buf, len) != HPDF_OK) {
HPDF_Dict_Free(u3d);
return NULL;
}
}
return u3d;
}
HPDF_Image
HPDF_Image_LoadRawImageFromMem (HPDF_MMgr mmgr,
const HPDF_BYTE *buf,
HPDF_Xref xref,
HPDF_UINT width,
HPDF_UINT height,
HPDF_ColorSpace color_space,
HPDF_UINT bits_per_component)
{
HPDF_Dict image;
HPDF_STATUS ret = HPDF_OK;
HPDF_UINT size=0;
HPDF_PTRACE ((" HPDF_Image_LoadRawImageFromMem\n"));
if (color_space != HPDF_CS_DEVICE_GRAY &&
color_space != HPDF_CS_DEVICE_RGB &&
color_space != HPDF_CS_DEVICE_CMYK) {
HPDF_SetError (mmgr->error, HPDF_INVALID_COLOR_SPACE, 0);
return NULL;
}
if (bits_per_component != 1 && bits_per_component != 2 &&
bits_per_component != 4 && bits_per_component != 8) {
HPDF_SetError (mmgr->error, HPDF_INVALID_IMAGE, 0);
return NULL;
}
image = HPDF_DictStream_New (mmgr, xref);
if (!image)
return NULL;
image->header.obj_class |= HPDF_OSUBCLASS_XOBJECT;
ret += HPDF_Dict_AddName (image, "Type", "XObject");
ret += HPDF_Dict_AddName (image, "Subtype", "Image");
if (ret != HPDF_OK)
return NULL;
switch (color_space) {
case HPDF_CS_DEVICE_GRAY:
size = (HPDF_UINT)((HPDF_DOUBLE)width * height / (8 / bits_per_component) + 0.876);
ret = HPDF_Dict_AddName (image, "ColorSpace", COL_GRAY);
break;
case HPDF_CS_DEVICE_RGB:
size = (HPDF_UINT)((HPDF_DOUBLE)width * height / (8 / bits_per_component) + 0.876);
size *= 3;
ret = HPDF_Dict_AddName (image, "ColorSpace", COL_RGB);
break;
case HPDF_CS_DEVICE_CMYK:
size = (HPDF_UINT)((HPDF_DOUBLE)width * height / (8 / bits_per_component) + 0.876);
size *= 4;
ret = HPDF_Dict_AddName (image, "ColorSpace", COL_CMYK);
break;
default:;
}
if (ret != HPDF_OK)
return NULL;
if (HPDF_Dict_AddNumber (image, "Width", width) != HPDF_OK)
return NULL;
if (HPDF_Dict_AddNumber (image, "Height", height) != HPDF_OK)
return NULL;
if (HPDF_Dict_AddNumber (image, "BitsPerComponent", bits_per_component)
!= HPDF_OK)
return NULL;
if (HPDF_Stream_Write (image->stream, buf, size) != HPDF_OK)
return NULL;
return image;
}
HPDF_Font
HPDF_Type3RasterFont_New(HPDF_MMgr mmgr,
HPDF_FontDef fontdef,
HPDF_Encoder encoder,
HPDF_Xref xref)
{
HPDF_Dict font;
HPDF_FontAttr attr;
HPDF_Type3RasterFontDefAttr fontdef_attr;
HPDF_BasicEncoderAttr encoder_attr;
HPDF_STATUS ret = 0;
HPDF_UINT i;
HPDF_PTRACE((" HPDF_Type3RasterFont_New\n"));
/* check whether the fontdef object and the encoder object is valid. */
if (encoder->type != HPDF_ENCODER_TYPE_SINGLE_BYTE) {
HPDF_SetError(mmgr->error, HPDF_INVALID_ENCODER_TYPE, 0);
return NULL;
}
if (fontdef->type != HPDF_FONTDEF_TYPE_TYPE3RASTER) {
HPDF_SetError(mmgr->error, HPDF_INVALID_FONTDEF_TYPE, 0);
return NULL;
}
font = HPDF_Dict_New(mmgr);
if (!font)
return NULL;
font->header.obj_class |= HPDF_OSUBCLASS_FONT;
attr = HPDF_GetMem(mmgr, sizeof(HPDF_FontAttr_Rec));
if (!attr) {
HPDF_Dict_Free(font);
return NULL;
}
font->header.obj_class |= HPDF_OSUBCLASS_FONT;
font->write_fn = Type3RasterFont_OnWrite;
font->free_fn = Type3RasterFont_OnFree;
HPDF_MemSet(attr, 0, sizeof(HPDF_FontAttr_Rec));
font->attr = attr;
attr->type = HPDF_FONT_TYPE3;
attr->writing_mode = HPDF_WMODE_HORIZONTAL;
attr->text_width_fn = Type3RasterFont_TextWidth;
attr->measure_text_fn = Type3RasterFont_MeasureText;
attr->fontdef = fontdef;
attr->encoder = encoder;
attr->xref = xref;
/* singlebyte-font has a widths-array which is an array of 256 signed
* short integer.
*/
attr->widths = HPDF_GetMem(mmgr, sizeof(HPDF_INT16) * 256);
if (!attr->widths) {
HPDF_Dict_Free(font);
return NULL;
}
encoder_attr = (HPDF_BasicEncoderAttr)encoder->attr;
HPDF_MemSet(attr->widths, 0, sizeof(HPDF_INT16) * 256);
for (i = 0 /*encoder_attr->first_char*/; i <= 255 /*encoder_attr->last_char*/; i++) {
HPDF_UINT16 w = HPDF_Type3RasterFontDef_GetWidth(fontdef, i);
attr->widths[i] = w;
}
fontdef_attr = (HPDF_Type3RasterFontDefAttr)fontdef->attr;
ret += HPDF_Dict_AddName(font, "Name", fontdef->base_font);
ret += HPDF_Dict_AddName(font, "Type", "Font");
ret += HPDF_Dict_AddName(font, "Subtype", "Type3");
HPDF_REAL scale_x = 72.0f / (HPDF_REAL)fontdef_attr->dpi_x;
HPDF_REAL scale_y = 72.0f / (HPDF_REAL)fontdef_attr->dpi_y;
HPDF_TransMatrix font_matrix;
font_matrix.a = scale_x;
font_matrix.b = 0;
font_matrix.c = 0;
font_matrix.d = scale_y;
font_matrix.x = 0;
font_matrix.y = 0;
HPDF_Array array = HPDF_Array_New(mmgr);
ret += HPDF_Array_AddReal(array, font_matrix.a);
ret += HPDF_Array_AddReal(array, font_matrix.b);
ret += HPDF_Array_AddReal(array, font_matrix.c);
ret += HPDF_Array_AddReal(array, font_matrix.d);
ret += HPDF_Array_AddReal(array, font_matrix.x);
ret += HPDF_Array_AddReal(array, font_matrix.y);
ret += HPDF_Dict_Add(font, "FontMatrix", array);
HPDF_Array diff_array = HPDF_Array_New(mmgr);
ret += HPDF_Array_AddNumber(diff_array, 0);
for (i = 0; i < 256; ++i) {
char name[3];
sprintf(name, "%02X", i);
ret += HPDF_Array_AddName(diff_array, name);
}
HPDF_Dict encoding = HPDF_Dict_New(mmgr);
ret += HPDF_Dict_Add(encoding, "Differences", diff_array);
ret += HPDF_Dict_Add(font, "Encoding", encoding);
HPDF_Dict char_procs = HPDF_Dict_New(mmgr);
for (i = 0; i < 256; ++i) {
char name[3];
sprintf(name, "%02X", i);
HPDF_Dict char_stream_dict = HPDF_DictStream_New(mmgr, xref);
HPDF_Stream_WriteReal(char_stream_dict->stream, fontdef_attr->chars[i].width / scale_x);
HPDF_Stream_WriteStr(char_stream_dict->stream, " 0 ");
HPDF_Stream_WriteReal(char_stream_dict->stream, fontdef_attr->chars[i].left / scale_x);
HPDF_Stream_WriteStr(char_stream_dict->stream, " ");
HPDF_Stream_WriteReal(char_stream_dict->stream, fontdef_attr->chars[i].bottom / scale_y);
HPDF_Stream_WriteStr(char_stream_dict->stream, " ");
HPDF_Stream_WriteReal(char_stream_dict->stream, fontdef_attr->chars[i].right / scale_x);
HPDF_Stream_WriteStr(char_stream_dict->stream, " ");
HPDF_Stream_WriteReal(char_stream_dict->stream, fontdef_attr->chars[i].top / scale_y);
HPDF_Stream_WriteStr(char_stream_dict->stream, " d1\012");
HPDF_Stream_WriteStr(char_stream_dict->stream, "q\012");
HPDF_Stream_WriteReal(char_stream_dict->stream, fontdef_attr->chars[i].pixels_x);
HPDF_Stream_WriteStr(char_stream_dict->stream, " 0 0 ");
HPDF_Stream_WriteReal(char_stream_dict->stream, fontdef_attr->chars[i].pixels_y);
HPDF_Stream_WriteStr(char_stream_dict->stream, " ");
HPDF_Stream_WriteReal(char_stream_dict->stream, fontdef_attr->chars[i].left / scale_x);
HPDF_Stream_WriteStr(char_stream_dict->stream, " ");
HPDF_Stream_WriteReal(char_stream_dict->stream, fontdef_attr->chars[i].bottom / scale_y);
HPDF_Stream_WriteStr(char_stream_dict->stream, " cm\012");
HPDF_Stream_WriteStr(char_stream_dict->stream, "BI\012");
HPDF_Stream_WriteStr(char_stream_dict->stream, "/IM true\012");
HPDF_Stream_WriteStr(char_stream_dict->stream, "/W ");
HPDF_Stream_WriteInt(char_stream_dict->stream, fontdef_attr->chars[i].pixels_x);
HPDF_Stream_WriteStr(char_stream_dict->stream, " /H ");
HPDF_Stream_WriteInt(char_stream_dict->stream, fontdef_attr->chars[i].pixels_y);
HPDF_Stream_WriteStr(char_stream_dict->stream, "\012/BPC 1\012");
HPDF_Stream_WriteStr(char_stream_dict->stream, "/D [1 0]\012");
HPDF_Stream_WriteStr(char_stream_dict->stream, "ID\012");
if (fontdef_attr->chars[i].raster_data != NULL)
HPDF_Stream_Write(char_stream_dict->stream, fontdef_attr->chars[i].raster_data, fontdef_attr->chars[i].raster_data_size);
HPDF_Stream_WriteStr(char_stream_dict->stream, "\012EI\012");
HPDF_Stream_WriteStr(char_stream_dict->stream, "Q");
ret += HPDF_Dict_Add(char_procs, name, char_stream_dict);
if (fontdef_attr->chars[i].left < fontdef->font_bbox.left)
fontdef->font_bbox.left = fontdef_attr->chars[i].left;
if (fontdef_attr->chars[i].bottom < fontdef->font_bbox.bottom)
fontdef->font_bbox.bottom = fontdef_attr->chars[i].bottom;
if (fontdef_attr->chars[i].right > fontdef->font_bbox.right)
fontdef->font_bbox.right = fontdef_attr->chars[i].right;
if (fontdef_attr->chars[i].top > fontdef->font_bbox.top)
fontdef->font_bbox.top = fontdef_attr->chars[i].top;
}
fontdef->font_bbox.left /= scale_x;
fontdef->font_bbox.bottom /= scale_y;
fontdef->font_bbox.right /= scale_x;
fontdef->font_bbox.top /= scale_y;
ret += HPDF_Dict_Add(font, "CharProcs", char_procs);
array = HPDF_Box_Array_New(mmgr, fontdef->font_bbox);
ret += HPDF_Dict_Add(font, "FontBBox", array);
if (ret != HPDF_OK) {
HPDF_Dict_Free(font);
return NULL;
}
if (HPDF_Xref_Add(xref, font) != HPDF_OK)
return NULL;
return font;
}
/*
* Convert date in PDF specific format: D:YYYYMMDDHHmmSS
* to XMP value in format YYYY-MM-DDTHH:mm:SS+offH:offMin
*/
HPDF_STATUS ConvertDateToXMDate(HPDF_Stream stream, const char *pDate)
{
HPDF_STATUS ret;
if(pDate==NULL) return HPDF_INVALID_PARAMETER;
if(strlen(pDate)<16) return HPDF_INVALID_PARAMETER;
if(pDate[0]!='D'||
pDate[1]!=':') return HPDF_INVALID_PARAMETER;
pDate+=2;
/* Copy YYYY */
ret = HPDF_Stream_Write(stream, (const HPDF_BYTE*)pDate, 4);
if (ret != HPDF_OK)
return ret;
pDate+=4;
/* Write -MM */
ret = HPDF_Stream_Write(stream, (const HPDF_BYTE*)"-", 1);
if (ret != HPDF_OK)
return ret;
ret = HPDF_Stream_Write(stream, (const HPDF_BYTE*)pDate, 2);
if (ret != HPDF_OK)
return ret;
pDate+=2;
/* Write -DD */
ret = HPDF_Stream_Write(stream, (const HPDF_BYTE*)"-", 1);
if (ret != HPDF_OK)
return ret;
ret = HPDF_Stream_Write(stream, (const HPDF_BYTE*)pDate, 2);
if (ret != HPDF_OK)
return ret;
pDate+=2;
/* Write THH */
ret = HPDF_Stream_Write(stream, (const HPDF_BYTE*)"T", 1);
if (ret != HPDF_OK)
return ret;
ret = HPDF_Stream_Write(stream, (const HPDF_BYTE*)pDate, 2);
if (ret != HPDF_OK)
return ret;
pDate+=2;
/* Write :mm */
ret = HPDF_Stream_Write(stream, (const HPDF_BYTE*)":", 1);
if (ret != HPDF_OK)
return ret;
ret = HPDF_Stream_Write(stream, (const HPDF_BYTE*)pDate, 2);
if (ret != HPDF_OK)
return ret;
pDate+=2;
/* Write :SS */
ret = HPDF_Stream_Write(stream, (const HPDF_BYTE*)":", 1);
if (ret != HPDF_OK)
return ret;
ret = HPDF_Stream_Write(stream, (const HPDF_BYTE*)pDate, 2);
if (ret != HPDF_OK)
return ret;
pDate+=2;
/* Write +... */
if(pDate[0]==0) {
ret = HPDF_Stream_Write(stream, (const HPDF_BYTE*)"+0:00", 5);
return ret;
}
if(pDate[0]=='+'||pDate[0]=='-') {
ret = HPDF_Stream_Write(stream, (const HPDF_BYTE*)pDate, strlen(pDate));
return ret;
}
return HPDF_SetError (stream->error, HPDF_INVALID_PARAMETER, 0);
}
static HPDF_STATUS
LoadFontData (HPDF_FontDef fontdef,
HPDF_Stream stream)
{
HPDF_Type1FontDefAttr attr = (HPDF_Type1FontDefAttr)fontdef->attr;
char buf[HPDF_STREAM_BUF_SIZ];
char* pbuf = buf;
HPDF_UINT len = 0;
HPDF_STATUS ret;
HPDF_BOOL end_flg = HPDF_FALSE;
HPDF_PTRACE (" LoadFontData\n");
attr->font_data = HPDF_MemStream_New (fontdef->mmgr, HPDF_STREAM_BUF_SIZ);
if (!attr->font_data)
return HPDF_Error_GetCode (fontdef->error);
len = 11;
ret = HPDF_Stream_Read (stream, (HPDF_BYTE *)pbuf, &len);
if (ret != HPDF_OK)
return ret;
pbuf += 11;
for (;;) {
len = HPDF_STREAM_BUF_SIZ - 11;
ret = HPDF_Stream_Read (stream, (HPDF_BYTE *)pbuf, &len);
if (ret == HPDF_STREAM_EOF) {
end_flg = HPDF_TRUE;
} else if (ret != HPDF_OK)
return ret;
if (len > 0) {
if (attr->length1 == 0) {
const char *s1 = HPDF_StrStr (buf, "eexec", len + 11);
/* length1 indicate the size of ascii-data of font-file. */
if (s1)
attr->length1 = attr->font_data->size + (s1 - buf) + 6;
}
if (attr->length1 > 0 && attr->length2 == 0) {
const char *s2 = HPDF_StrStr (buf, "cleartomark",
len + 11);
if (s2)
attr->length2 = attr->font_data->size + - 520 -
attr->length1 + (s2 - buf);
/* length1 indicate the size of binary-data.
* in most fonts, it is all right at 520 bytes . but it need
* to modify because it does not fully satisfy the
* specification of type-1 font.
*/
}
}
if (end_flg) {
if ((ret = HPDF_Stream_Write (attr->font_data, (HPDF_BYTE *)buf, len + 11)) !=
HPDF_OK)
return ret;
break;
} else {
if ((ret = HPDF_Stream_Write (attr->font_data, (HPDF_BYTE *)buf, len)) !=
HPDF_OK)
return ret;
HPDF_MemCpy ((HPDF_BYTE *)buf, (HPDF_BYTE *)buf + len, 11);
pbuf = buf + 11;
}
}
if (attr->length1 == 0 || attr->length2 == 0)
return HPDF_SetError (fontdef->error, HPDF_UNSUPPORTED_TYPE1_FONT, 0);
attr->length3 = attr->font_data->size - attr->length1 - attr->length2;
return HPDF_OK;
}
static HPDF_STATUS
LoadPngData (HPDF_Dict image,
HPDF_Xref xref,
HPDF_Stream png_data,
HPDF_BOOL delayed_loading)
{
HPDF_STATUS ret = HPDF_OK;
png_uint_32 width, height;
int bit_depth, color_type;
png_structp png_ptr = NULL;
png_infop info_ptr = NULL;
HPDF_PTRACE ((" HPDF_Image_LoadPngImage\n"));
/* create read_struct. */
png_ptr = png_create_read_struct (PNG_LIBPNG_VER_STRING,
image->error, PngErrorFunc, PngErrorFunc);
if (png_ptr == NULL) {
HPDF_SetError (image->error, HPDF_FAILD_TO_ALLOC_MEM, 0);
return HPDF_FAILD_TO_ALLOC_MEM;
}
/* create info-struct */
info_ptr = png_create_info_struct (png_ptr);
if (info_ptr == NULL) {
HPDF_SetError (image->error, HPDF_FAILD_TO_ALLOC_MEM, 0);
goto Exit;
}
png_set_sig_bytes (png_ptr, HPDF_PNG_BYTES_TO_CHECK);
png_set_read_fn (png_ptr, (void *)png_data, (png_rw_ptr)&PngReadFunc);
/* reading info structure. */
png_read_info(png_ptr, info_ptr);
if (image->error->error_no != HPDF_OK) {
goto Exit;
}
png_get_IHDR(png_ptr, info_ptr, &width, &height, &bit_depth, &color_type, NULL, NULL, NULL);
/* 16bit images are not supported. */
if (bit_depth == 16) {
png_set_strip_16(png_ptr);
}
png_read_update_info(png_ptr, info_ptr);
if (image->error->error_no != HPDF_OK) {
goto Exit;
}
/* check palette-based images for transparent areas and load them immediately if found */
if (xref && PNG_COLOR_TYPE_PALETTE & color_type) {
png_bytep trans;
int num_trans;
HPDF_Dict smask;
png_bytep smask_data;
if (!png_get_valid(png_ptr, info_ptr, PNG_INFO_tRNS) ||
!png_get_tRNS(png_ptr, info_ptr, &trans, &num_trans, NULL)) {
goto no_transparent_color_in_palette;
}
smask = HPDF_DictStream_New (image->mmgr, xref);
if (!smask) {
ret = HPDF_FAILD_TO_ALLOC_MEM;
goto Exit;
}
smask->header.obj_class |= HPDF_OSUBCLASS_XOBJECT;
ret = HPDF_Dict_AddName (smask, "Type", "XObject");
ret += HPDF_Dict_AddName (smask, "Subtype", "Image");
ret += HPDF_Dict_AddNumber (smask, "Width", (HPDF_UINT)width);
ret += HPDF_Dict_AddNumber (smask, "Height", (HPDF_UINT)height);
ret += HPDF_Dict_AddName (smask, "ColorSpace", "DeviceGray");
ret += HPDF_Dict_AddNumber (smask, "BitsPerComponent", (HPDF_UINT)bit_depth);
if (ret != HPDF_OK) {
HPDF_Dict_Free(smask);
ret = HPDF_INVALID_PNG_IMAGE;
goto Exit;
}
smask_data = HPDF_GetMem(image->mmgr, width * height);
if (!smask_data) {
HPDF_Dict_Free(smask);
ret = HPDF_FAILD_TO_ALLOC_MEM;
goto Exit;
}
if (ReadTransparentPaletteData(image, png_ptr, info_ptr, smask_data, trans, num_trans) != HPDF_OK) {
HPDF_FreeMem(image->mmgr, smask_data);
HPDF_Dict_Free(smask);
ret = HPDF_INVALID_PNG_IMAGE;
goto Exit;
}
if (HPDF_Stream_Write(smask->stream, smask_data, width * height) != HPDF_OK) {
HPDF_FreeMem(image->mmgr, smask_data);
HPDF_Dict_Free(smask);
ret = HPDF_FILE_IO_ERROR;
goto Exit;
}
HPDF_FreeMem(image->mmgr, smask_data);
ret += CreatePallet(image, png_ptr, info_ptr);
ret += HPDF_Dict_AddNumber (image, "Width", (HPDF_UINT)width);
ret += HPDF_Dict_AddNumber (image, "Height", (HPDF_UINT)height);
ret += HPDF_Dict_AddNumber (image, "BitsPerComponent", (HPDF_UINT)bit_depth);
ret += HPDF_Dict_Add (image, "SMask", smask);
png_destroy_read_struct(&png_ptr, &info_ptr, NULL);
return HPDF_OK;
}
no_transparent_color_in_palette:
/* read images with alpha channel right away
we have to do this because image transparent mask must be added to the Xref */
if (xref && PNG_COLOR_MASK_ALPHA & color_type) {
HPDF_Dict smask;
png_bytep smask_data;
smask = HPDF_DictStream_New (image->mmgr, xref);
if (!smask) {
ret = HPDF_FAILD_TO_ALLOC_MEM;
goto Exit;
}
smask->header.obj_class |= HPDF_OSUBCLASS_XOBJECT;
ret = HPDF_Dict_AddName (smask, "Type", "XObject");
ret += HPDF_Dict_AddName (smask, "Subtype", "Image");
ret += HPDF_Dict_AddNumber (smask, "Width", (HPDF_UINT)width);
ret += HPDF_Dict_AddNumber (smask, "Height", (HPDF_UINT)height);
ret += HPDF_Dict_AddName (smask, "ColorSpace", "DeviceGray");
ret += HPDF_Dict_AddNumber (smask, "BitsPerComponent", (HPDF_UINT)bit_depth);
if (ret != HPDF_OK) {
HPDF_Dict_Free(smask);
ret = HPDF_INVALID_PNG_IMAGE;
goto Exit;
}
smask_data = HPDF_GetMem(image->mmgr, width * height);
if (!smask_data) {
HPDF_Dict_Free(smask);
ret = HPDF_FAILD_TO_ALLOC_MEM;
goto Exit;
}
if (ReadTransparentPngData(image, png_ptr, info_ptr, smask_data) != HPDF_OK) {
HPDF_FreeMem(image->mmgr, smask_data);
HPDF_Dict_Free(smask);
ret = HPDF_INVALID_PNG_IMAGE;
goto Exit;
}
if (HPDF_Stream_Write(smask->stream, smask_data, width * height) != HPDF_OK) {
HPDF_FreeMem(image->mmgr, smask_data);
HPDF_Dict_Free(smask);
ret = HPDF_FILE_IO_ERROR;
goto Exit;
}
HPDF_FreeMem(image->mmgr, smask_data);
if (color_type == PNG_COLOR_TYPE_GRAY_ALPHA) {
ret += HPDF_Dict_AddName (image, "ColorSpace", "DeviceGray");
} else {
ret += HPDF_Dict_AddName (image, "ColorSpace", "DeviceRGB");
}
ret += HPDF_Dict_AddNumber (image, "Width", (HPDF_UINT)width);
ret += HPDF_Dict_AddNumber (image, "Height", (HPDF_UINT)height);
ret += HPDF_Dict_AddNumber (image, "BitsPerComponent", (HPDF_UINT)bit_depth);
ret += HPDF_Dict_Add (image, "SMask", smask);
png_destroy_read_struct(&png_ptr, &info_ptr, NULL);
return HPDF_OK;
}
/* if the image has color palette, copy the pallet of the image to
* create color map.
*/
if (color_type == PNG_COLOR_TYPE_PALETTE)
ret = CreatePallet(image, png_ptr, info_ptr);
else if (color_type == PNG_COLOR_TYPE_GRAY)
ret = HPDF_Dict_AddName (image, "ColorSpace", "DeviceGray");
else
ret = HPDF_Dict_AddName (image, "ColorSpace", "DeviceRGB");
if (ret != HPDF_OK)
goto Exit;
/* read image-data
* if the image is interlaced, read whole image at once.
* if delayed_loading is HPDF_TRUE, the data does not load this phase.
*/
if (delayed_loading) {
image->before_write_fn = PngBeforeWrite;
image->after_write_fn = PngAfterWrite;
} else {
if (png_get_interlace_type(png_ptr, info_ptr) != PNG_INTERLACE_NONE)
ret = ReadPngData_Interlaced(image, png_ptr, info_ptr);
else
ret = ReadPngData(image, png_ptr, info_ptr);
if (ret != HPDF_OK)
goto Exit;
}
/* setting the info of the image. */
if (HPDF_Dict_AddNumber (image, "Width", (HPDF_UINT)width)
!= HPDF_OK)
goto Exit;
if (HPDF_Dict_AddNumber (image, "Height", (HPDF_UINT)height)
!= HPDF_OK)
goto Exit;
if (HPDF_Dict_AddNumber (image, "BitsPerComponent",
(HPDF_UINT)bit_depth) != HPDF_OK)
goto Exit;
/* clean up */
png_destroy_read_struct(&png_ptr, &info_ptr, NULL);
return HPDF_OK;
Exit:
png_destroy_read_struct(&png_ptr, &info_ptr, NULL);
if (ret != HPDF_OK) {
return ret;
}
return image->error->error_no;
}
static HPDF_STATUS
ReadTransparentPngData (HPDF_Dict image,
png_structp png_ptr,
png_infop info_ptr,
png_bytep smask_data)
{
HPDF_STATUS ret = HPDF_OK;
HPDF_INT row_len;
HPDF_UINT i, j;
png_bytep *row_ptr, row = 0;
png_byte color_type;
png_uint_32 height = png_get_image_height(png_ptr, info_ptr);
png_uint_32 width = png_get_image_width(png_ptr, info_ptr);
color_type = png_get_color_type(png_ptr, info_ptr);
if (!(color_type & PNG_COLOR_MASK_ALPHA)) {
return HPDF_INVALID_PNG_IMAGE;
}
row_ptr = HPDF_GetMem (image->mmgr, height * sizeof(png_bytep));
if (!row_ptr) {
return HPDF_FAILD_TO_ALLOC_MEM;
} else {
png_uint_32 len = png_get_rowbytes(png_ptr, info_ptr);
for (i = 0; i < (HPDF_UINT)height; i++) {
row_ptr[i] = HPDF_GetMem(image->mmgr, len);
if (!row_ptr[i]) {
for (; i > 0; i--) {
HPDF_FreeMem (image->mmgr, row_ptr[i]);
}
HPDF_FreeMem (image->mmgr, row_ptr);
return HPDF_FAILD_TO_ALLOC_MEM;
}
}
}
png_read_image(png_ptr, row_ptr);
if (image->error->error_no != HPDF_OK) {
ret = HPDF_INVALID_PNG_IMAGE;
goto Error;
}
switch (color_type) {
case PNG_COLOR_TYPE_RGB_ALPHA:
row_len = 3 * width * sizeof(png_byte);
for (j = 0; j < height; j++) {
for (i = 0; i < width; i++) {
row = row_ptr[j];
memmove(row + (3 * i), row + (4*i), 3);
smask_data[width * j + i] = row[4 * i + 3];
}
if (HPDF_Stream_Write (image->stream, row, row_len) != HPDF_OK) {
ret = HPDF_FILE_IO_ERROR;
goto Error;
}
}
break;
case PNG_COLOR_TYPE_GRAY_ALPHA:
row_len = width * sizeof(png_byte);
for (j = 0; j < height; j++) {
for (i = 0; i < width; i++) {
row = row_ptr[j];
row[i] = row[2 * i];
smask_data[width * j + i] = row[2 * i + 1];
}
if (HPDF_Stream_Write (image->stream, row, row_len) != HPDF_OK) {
ret = HPDF_FILE_IO_ERROR;
goto Error;
}
}
break;
default:
ret = HPDF_INVALID_PNG_IMAGE;
goto Error;
}
Error:
for (i = 0; i < (HPDF_UINT)height; i++) {
HPDF_FreeMem (image->mmgr, row_ptr[i]);
}
HPDF_FreeMem (image->mmgr, row_ptr);
return ret;
}
static HPDF_Font
CIDFontType2_New (HPDF_Font parent, HPDF_Xref xref)
{
HPDF_STATUS ret = HPDF_OK;
HPDF_FontAttr attr = (HPDF_FontAttr)parent->attr;
HPDF_FontDef fontdef = attr->fontdef;
HPDF_TTFontDefAttr fontdef_attr = (HPDF_TTFontDefAttr)fontdef->attr;
HPDF_Encoder encoder = attr->encoder;
HPDF_CMapEncoderAttr encoder_attr =
(HPDF_CMapEncoderAttr)encoder->attr;
HPDF_Font font;
HPDF_Array array;
HPDF_UINT i;
HPDF_UNICODE tmp_map[65536];
HPDF_Dict cid_system_info;
HPDF_UINT16 max = 0;
HPDF_PTRACE ((" HPDF_CIDFontType2_New\n"));
font = HPDF_Dict_New (parent->mmgr);
if (!font)
return NULL;
if (HPDF_Xref_Add (xref, font) != HPDF_OK)
return NULL;
parent->before_write_fn = CIDFontType2_BeforeWrite_Func;
ret += HPDF_Dict_AddName (font, "Type", "Font");
ret += HPDF_Dict_AddName (font, "Subtype", "CIDFontType2");
ret += HPDF_Dict_AddNumber (font, "DW", fontdef->missing_width);
if (ret != HPDF_OK)
return NULL;
/* add 'DW2' element */
array = HPDF_Array_New (font->mmgr);
if (!array)
return NULL;
if (HPDF_Dict_Add (font, "DW2", array) != HPDF_OK)
return NULL;
ret += HPDF_Array_AddNumber (array, (HPDF_INT32)(fontdef->font_bbox.bottom));
ret += HPDF_Array_AddNumber (array, (HPDF_INT32)(fontdef->font_bbox.bottom -
fontdef->font_bbox.top));
HPDF_MemSet (tmp_map, 0, sizeof(HPDF_UNICODE) * 65536);
if (ret != HPDF_OK)
return NULL;
for (i = 0; i < 256; i++) {
HPDF_UINT j;
for (j = 0; j < 256; j++) {
if (encoder->to_unicode_fn == HPDF_CMapEncoder_ToUnicode) {
HPDF_UINT16 cid = encoder_attr->cid_map[i][j];
if (cid != 0) {
HPDF_UNICODE unicode = encoder_attr->unicode_map[i][j];
HPDF_UINT16 gid = HPDF_TTFontDef_GetGlyphid (fontdef,
unicode);
tmp_map[cid] = gid;
if (max < cid)
max = cid;
}
} else {
HPDF_UNICODE unicode = (i << 8) | j;
HPDF_UINT16 gid = HPDF_TTFontDef_GetGlyphid (fontdef,
unicode);
tmp_map[unicode] = gid;
if (max < unicode)
max = unicode;
}
}
}
if (max > 0) {
HPDF_INT16 dw = fontdef->missing_width;
HPDF_UNICODE *ptmp_map = tmp_map;
HPDF_Array tmp_array = NULL;
/* add 'W' element */
array = HPDF_Array_New (font->mmgr);
if (!array)
return NULL;
if (HPDF_Dict_Add (font, "W", array) != HPDF_OK)
return NULL;
for (i = 0; i < max; i++, ptmp_map++) {
HPDF_INT w = HPDF_TTFontDef_GetGidWidth (fontdef, *ptmp_map);
if (w != dw) {
if (!tmp_array) {
if (HPDF_Array_AddNumber (array, i) != HPDF_OK)
return NULL;
tmp_array = HPDF_Array_New (font->mmgr);
if (!tmp_array)
return NULL;
if (HPDF_Array_Add (array, tmp_array) != HPDF_OK)
return NULL;
}
if ((ret = HPDF_Array_AddNumber (tmp_array, w)) != HPDF_OK)
return NULL;
} else
tmp_array = NULL;
}
/* create "CIDToGIDMap" data */
if (fontdef_attr->embedding) {
attr->map_stream = HPDF_DictStream_New (font->mmgr, xref);
if (!attr->map_stream)
return NULL;
if (HPDF_Dict_Add (font, "CIDToGIDMap", attr->map_stream) != HPDF_OK)
return NULL;
for (i = 0; i < max; i++) {
HPDF_BYTE u[2];
HPDF_UINT16 gid = tmp_map[i];
u[0] = (HPDF_BYTE)(gid >> 8);
u[1] = (HPDF_BYTE)gid;
HPDF_MemCpy ((HPDF_BYTE *)(tmp_map + i), u, 2);
}
if ((ret = HPDF_Stream_Write (attr->map_stream->stream,
(HPDF_BYTE *)tmp_map, max * 2)) != HPDF_OK)
return NULL;
}
static HPDF_STATUS
CIDFontType2_BeforeWrite_Func (HPDF_Dict obj)
{
HPDF_FontAttr font_attr = (HPDF_FontAttr)obj->attr;
HPDF_FontDef def = font_attr->fontdef;
HPDF_TTFontDefAttr def_attr = (HPDF_TTFontDefAttr)def->attr;
HPDF_STATUS ret = 0;
HPDF_Font font;
HPDF_Encoder encoder = font_attr->encoder;
HPDF_CMapEncoderAttr encoder_attr =
(HPDF_CMapEncoderAttr)encoder->attr;
HPDF_Array array;
HPDF_UINT i;
HPDF_UNICODE tmp_map[65536];
HPDF_UINT16 max = 0;
HPDF_PTRACE ((" CIDFontType2_BeforeWrite_Func\n"));
font = font_attr->descendant_font;
HPDF_MemSet (tmp_map, 0, sizeof(HPDF_UNICODE) * 65536);
if (ret != HPDF_OK)
return ret;
for (i = 0; i < 256; i++) {
HPDF_UINT j;
for (j = 0; j < 256; j++) {
if (encoder->to_unicode_fn == HPDF_CMapEncoder_ToUnicode) {
HPDF_UINT16 cid = encoder_attr->cid_map[i][j];
if (cid != 0) {
HPDF_UNICODE unicode = encoder_attr->unicode_map[i][j];
HPDF_UINT16 gid = HPDF_TTFontDef_GetGlyphid (def,
unicode);
tmp_map[cid] = gid;
if (max < cid)
max = cid;
}
} else {
HPDF_UNICODE unicode = (i << 8) | j;
HPDF_UINT16 gid = HPDF_TTFontDef_GetGlyphid (def,
unicode);
tmp_map[unicode] = gid;
if (max < unicode)
max = unicode;
}
}
}
if (def_attr->is_cidfont) {
max = def_attr->num_glyphs;
}
if (max > 0) {
HPDF_INT16 dw = def->missing_width;
HPDF_UNICODE *ptmp_map = tmp_map;
HPDF_Array tmp_array = NULL;
/* add 'W' element */
array = HPDF_Array_New (font->mmgr);
if (!array)
return HPDF_FAILD_TO_ALLOC_MEM;
if (HPDF_Dict_Add (font, "W", array) != HPDF_OK)
return HPDF_FAILD_TO_ALLOC_MEM;
for (i = 0; i < max; i++) {
HPDF_INT w;
HPDF_UINT16 gid;
if (def_attr->is_cidfont) {
gid = i;
} else {
gid = *ptmp_map;
ptmp_map++;
}
w = HPDF_TTFontDef_GetGidWidth (def, gid);
if (def_attr->glyph_tbl.flgs[gid] && w != dw) {
if (!tmp_array) {
if (HPDF_Array_AddNumber (array, i) != HPDF_OK)
return HPDF_FAILD_TO_ALLOC_MEM;
tmp_array = HPDF_Array_New (font->mmgr);
if (!tmp_array)
return HPDF_FAILD_TO_ALLOC_MEM;
if (HPDF_Array_Add (array, tmp_array) != HPDF_OK)
return HPDF_FAILD_TO_ALLOC_MEM;
}
if ((ret = HPDF_Array_AddNumber (tmp_array, w)) != HPDF_OK)
return HPDF_FAILD_TO_ALLOC_MEM;
} else
tmp_array = NULL;
}
/* create "CIDToGIDMap" data */
if (def_attr->embedding) {
if (def_attr->is_cidfont) {
ret += HPDF_Dict_AddName (font, "CIDToGIDMap", "Identity");
} else {
font_attr->map_stream = HPDF_DictStream_New (font->mmgr, font_attr->xref);
if (!font_attr->map_stream)
return HPDF_FAILD_TO_ALLOC_MEM;
if (HPDF_Dict_Add (font, "CIDToGIDMap", font_attr->map_stream) != HPDF_OK)
return HPDF_FAILD_TO_ALLOC_MEM;
for (i = 0; i < max; i++) {
HPDF_BYTE u[2];
HPDF_UINT16 gid = tmp_map[i];
u[0] = (HPDF_BYTE)(gid >> 8);
u[1] = (HPDF_BYTE)gid;
HPDF_MemCpy ((HPDF_BYTE *)(tmp_map + i), u, 2);
}
if ((ret = HPDF_Stream_Write (font_attr->map_stream->stream,
(HPDF_BYTE *)tmp_map, max * 2)) != HPDF_OK)
return HPDF_FAILD_TO_ALLOC_MEM;
}
}
} else {
