/* Get ColorRenderingType 1 procedures from the PostScript dictionary. */
static int
zcrd1_proc_params(const gs_memory_t *mem,
os_ptr op, ref_cie_render_procs * pcprocs)
{
int code;
ref *pRT;
code = dict_proc3_param(mem, op, "EncodeLMN", &pcprocs->EncodeLMN);
if (code < 0)
return code;
code = dict_proc3_param(mem, op, "EncodeABC", &pcprocs->EncodeABC);
if (code < 0)
return code;
code = dict_proc3_param(mem, op, "TransformPQR", &pcprocs->TransformPQR);
if (code < 0)
return code;
if (code == 1)
return gs_note_error(e_undefined);
if (dict_find_string(op, "RenderTable", &pRT) > 0) {
const ref *prte;
int size;
int i;
check_read_type(*pRT, t_array);
size = r_size(pRT);
if (size < 5)
return_error(e_rangecheck);
prte = pRT->value.const_refs;
for (i = 5; i < size; i++)
check_proc_only(prte[i]);
make_const_array(&pcprocs->RenderTableT, a_readonly | r_space(pRT),
size - 5, prte + 5);
} else
make_null(&pcprocs->RenderTableT);
return 0;
}
/*
* Consult Metrics2 and CDevProc, and call setcachedevice[2]. Return
* o_push_estack if we had to call a CDevProc, or if we are skipping the
* rendering process (only getting the metrics).
* Returns exec_cont - a function, which must be called by caller after this function.
*/
int
zchar_set_cache(i_ctx_t *i_ctx_p, const gs_font_base * pbfont,
const ref * pcnref, const double psb[2],
const double pwidth[2], const gs_rect * pbbox,
op_proc_t cont, op_proc_t *exec_cont,
const double Metrics2_sbw_default[4])
{
os_ptr op = osp;
ref *pcdevproc, *valueref;
int have_cdevproc;
ref rpop;
ref cid, *cidptr;
bool metrics2;
bool metrics2_use_default = false;
double w2[10];
gs_text_enum_t *penum = op_show_find(i_ctx_p);
w2[0] = pwidth[0], w2[1] = pwidth[1];
/* Adjust the bounding box for stroking if needed. */
w2[2] = pbbox->p.x, w2[3] = pbbox->p.y;
w2[4] = pbbox->q.x, w2[5] = pbbox->q.y;
if (pbfont->PaintType != 0) {
double expand = max(1.415, gs_currentmiterlimit(igs)) *
gs_currentlinewidth(igs) / 2;
w2[2] -= expand, w2[3] -= expand;
w2[4] += expand, w2[5] += expand;
}
/* Check for Metrics2. */
{
int code = zchar_get_metrics2(pbfont, pcnref, w2 + 6);
if (code < 0)
return code;
metrics2 = code > 0;
}
/*
* For FontType 9 and 11, if Metrics2 is missing, the caller provides
* default Metrics2 values derived from the FontBBox.
*/
if (!metrics2 && Metrics2_sbw_default != NULL) {
w2[6] = Metrics2_sbw_default[2];
w2[7] = Metrics2_sbw_default[3];
w2[8] = Metrics2_sbw_default[0];
w2[9] = Metrics2_sbw_default[1];
metrics2 = true;
metrics2_use_default = true;
}
/* Check for CDevProc or "short-circuiting". */
have_cdevproc = zchar_get_CDevProc(pbfont, &pcdevproc);
/* Obscure test. The CDevProc is supposed to be called with the original CID but what we get passed
* here is the TT GID. So the CDevProc won't do the right thing. We need to extract the CID from the
* enumerator, and use that instead.
*/
cidptr = (ref *)pcnref;
if (pbfont->FontType == ft_CID_TrueType && dict_find_string(&pfont_data(gs_font_parent(pbfont))->dict, "File", &valueref) > 0) {
if (pbfont->key_name.size != pbfont->font_name.size ||
strncmp((const char *)pbfont->key_name.chars, (const char *)pbfont->font_name.chars, pbfont->key_name.size)) {
if (penum->returned.current_glyph >= GS_MIN_CID_GLYPH) {
make_int(&cid, penum->returned.current_glyph - GS_MIN_CID_GLYPH);
}
else {
make_int(&cid, penum->returned.current_glyph);
}
cidptr = &cid;
}
}
if (have_cdevproc || zchar_show_width_only(penum)) {
int i;
op_proc_t zsetc;
int nparams;
if (have_cdevproc) {
check_proc_only(*pcdevproc);
zsetc = zsetcachedevice2;
/* If we have cdevproc and the font type is CID type 0,
we'll throw away Metrics2_sbw_default that is calculated
from FontBBox. */
if (!metrics2
|| (penum->current_font->FontType == ft_CID_encrypted
&& metrics2_use_default)) {
w2[6] = w2[0], w2[7] = w2[1];
w2[8] = w2[9] = 0;
}
nparams = 10;
} else {
make_oper(&rpop, 0, zpop);
pcdevproc = &rpop;
if (metrics2)
zsetc = zsetcachedevice2, nparams = 10;
else
zsetc = zsetcachedevice, nparams = 6;
}
check_estack(3);
/* Push the l.s.b. for .type1addpath if necessary. */
if (psb != 0) {
push(nparams + 3);
make_real(op - (nparams + 2), psb[0]);
make_real(op - (nparams + 1), psb[1]);
} else {
push(nparams + 1);
}
for (i = 0; i < nparams; ++i)
make_real(op - nparams + i, w2[i]);
ref_assign(op, cidptr);
push_op_estack(cont);
push_op_estack(zsetc);
++esp;
ref_assign(esp, pcdevproc);
return o_push_estack;
} {
int code =
(metrics2 ? gs_text_setcachedevice2(penum, w2) :
gs_text_setcachedevice(penum, w2));
if (code < 0)
return code;
}
/* No metrics modification, do the stroke or fill now. */
/* Push the l.s.b. for .type1addpath if necessary. */
if (psb != 0) {
push(2);
make_real(op - 1, psb[0]);
make_real(op, psb[1]);
}
*exec_cont = cont;
return 0;
}
/*
* Consult Metrics2 and CDevProc, and call setcachedevice[2]. Return
* o_push_estack if we had to call a CDevProc, or if we are skipping the
* rendering process (only getting the metrics).
*/
int
zchar_set_cache(os_ptr op, const gs_font_base *pbfont, const ref *pcnref,
const float psb[2], const float pwidth[2], const gs_rect *pbbox,
int (*cont_fill)(P1(os_ptr)), int (*cont_stroke)(P1(os_ptr)))
{ const ref *pfdict = &pfont_data(pbfont)->dict;
ref *pmdict;
ref *pcdevproc;
int have_cdevproc;
ref rpop;
bool metrics2 = false;
int (*cont)(P1(os_ptr));
float w2[10];
gs_show_enum *penum = op_show_find();
w2[0] = pwidth[0], w2[1] = pwidth[1];
/* Adjust the bounding box for stroking if needed. */
w2[2] = pbbox->p.x, w2[3] = pbbox->p.y;
w2[4] = pbbox->q.x, w2[5] = pbbox->q.y;
if ( pbfont->PaintType == 0 )
cont = cont_fill;
else
{ double expand = max(1.415, gs_currentmiterlimit(igs)) *
gs_currentlinewidth(igs) / 2;
w2[2] -= expand, w2[3] -= expand;
w2[4] += expand, w2[5] += expand;
cont = cont_stroke;
}
/* Check for Metrics2. */
if ( dict_find_string(pfdict, "Metrics2", &pmdict) > 0 )
{ ref *pmvalue;
check_type_only(*pmdict, t_dictionary);
check_dict_read(*pmdict);
if ( dict_find(pmdict, pcnref, &pmvalue) > 0 )
{ check_read_type_only(*pmvalue, t_array);
if ( r_size(pmvalue) == 4 )
{ int code = num_params(pmvalue->value.refs + 3,
4, w2 + 6);
if ( code < 0 )
return code;
metrics2 = true;
}
}
}
/* Check for CDevProc or "short-circuiting". */
have_cdevproc = dict_find_string(pfdict, "CDevProc", &pcdevproc) > 0;
if ( have_cdevproc || gs_show_width_only(penum) )
{ int i;
int (*zsetc)(P1(os_ptr));
int nparams;
if ( have_cdevproc )
{ check_proc_only(*pcdevproc);
zsetc = zsetcachedevice2;
if ( !metrics2 )
{ w2[6] = w2[0], w2[7] = w2[1];
w2[8] = w2[9] = 0;
}
nparams = 10;
}
else
{ make_oper(&rpop, 0, zpop);
pcdevproc = &rpop;
if ( metrics2 )
zsetc = zsetcachedevice2, nparams = 10;
else
zsetc = zsetcachedevice, nparams = 6;
}
check_estack(3);
/* Push the l.s.b. for .type1addpath if necessary. */
if ( psb != 0 )
{ push(nparams + 3);
make_real(op - (nparams + 2), psb[0]);
make_real(op - (nparams + 1), psb[1]);
}
else
{ push(nparams + 1);
}
for ( i = 0; i < nparams; ++i )
make_real(op - nparams + i, w2[i]);
ref_assign(op, pcnref);
push_op_estack(cont);
push_op_estack(zsetc);
++esp;
ref_assign(esp, pcdevproc);
return o_push_estack;
}
{ int code =
(metrics2 ? gs_setcachedevice2(penum, igs, w2) :
gs_setcachedevice(penum, igs, w2));
if ( code < 0 )
return code;
}
/* No metrics modification, do the stroke or fill now. */
/* Push the l.s.b. for .type1addpath if necessary. */
if ( psb != 0 )
{ push(2);
make_real(op - 1, psb[0]);
make_real(op, psb[1]);
}
return cont(op);
}
/*
* Consult Metrics2 and CDevProc, and call setcachedevice[2]. Return
* o_push_estack if we had to call a CDevProc, or if we are skipping the
* rendering process (only getting the metrics).
* Returns exec_cont - a function, which must be called by caller after this function.
*/
int
zchar_set_cache(i_ctx_t *i_ctx_p, const gs_font_base * pbfont,
const ref * pcnref, const double psb[2],
const double pwidth[2], const gs_rect * pbbox,
op_proc_t cont, op_proc_t *exec_cont,
const double Metrics2_sbw_default[4])
{
os_ptr op = osp;
ref *pcdevproc;
int have_cdevproc;
ref rpop;
bool metrics2;
bool metrics2_use_default = false;
double w2[10];
gs_text_enum_t *penum = op_show_find(i_ctx_p);
w2[0] = pwidth[0], w2[1] = pwidth[1];
/* Adjust the bounding box for stroking if needed. */
w2[2] = pbbox->p.x, w2[3] = pbbox->p.y;
w2[4] = pbbox->q.x, w2[5] = pbbox->q.y;
if (pbfont->PaintType != 0) {
double expand = max(1.415, gs_currentmiterlimit(igs)) *
gs_currentlinewidth(igs) / 2;
w2[2] -= expand, w2[3] -= expand;
w2[4] += expand, w2[5] += expand;
}
/* Check for Metrics2. */
{
int code = zchar_get_metrics2(pbfont, pcnref, w2 + 6);
if (code < 0)
return code;
metrics2 = code > 0;
}
/*
* For FontType 9 and 11, if Metrics2 is missing, the caller provides
* default Metrics2 values derived from the FontBBox.
*/
if (!metrics2 && Metrics2_sbw_default != NULL) {
w2[6] = Metrics2_sbw_default[2];
w2[7] = Metrics2_sbw_default[3];
w2[8] = Metrics2_sbw_default[0];
w2[9] = Metrics2_sbw_default[1];
metrics2 = true;
metrics2_use_default = true;
}
/* Check for CDevProc or "short-circuiting". */
have_cdevproc = zchar_get_CDevProc(pbfont, &pcdevproc);
if (have_cdevproc || zchar_show_width_only(penum)) {
int i;
op_proc_t zsetc;
int nparams;
if (have_cdevproc) {
check_proc_only(*pcdevproc);
zsetc = zsetcachedevice2;
/* If we have cdevproc and the font type is CID type 0,
we'll throw away Metrics2_sbw_default that is calculated
from FontBBox. */
if (!metrics2
|| (penum->current_font->FontType == ft_CID_encrypted
&& metrics2_use_default)) {
w2[6] = w2[0], w2[7] = w2[1];
w2[8] = w2[9] = 0;
}
nparams = 10;
} else {
make_oper(&rpop, 0, zpop);
pcdevproc = &rpop;
if (metrics2)
zsetc = zsetcachedevice2, nparams = 10;
else
zsetc = zsetcachedevice, nparams = 6;
}
check_estack(3);
/* Push the l.s.b. for .type1addpath if necessary. */
if (psb != 0) {
push(nparams + 3);
make_real(op - (nparams + 2), psb[0]);
make_real(op - (nparams + 1), psb[1]);
} else {
push(nparams + 1);
}
for (i = 0; i < nparams; ++i)
make_real(op - nparams + i, w2[i]);
ref_assign(op, pcnref);
push_op_estack(cont);
push_op_estack(zsetc);
++esp;
ref_assign(esp, pcdevproc);
return o_push_estack;
} {
int code =
(metrics2 ? gs_text_setcachedevice2(penum, w2) :
gs_text_setcachedevice(penum, w2));
if (code < 0)
return code;
}
/* No metrics modification, do the stroke or fill now. */
/* Push the l.s.b. for .type1addpath if necessary. */
if (psb != 0) {
push(2);
make_real(op - 1, psb[0]);
make_real(op, psb[1]);
}
*exec_cont = cont;
return 0;
}
