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pptx.h
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pptx.h
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#ifndef FAML_PDF_PPTX_H
#define FAML_PDF_PPTX_H
#include <algorithm>
#include <ios>
#include <istream>
#include <sstream>
#include <iterator>
#include <string>
#include <set>
#include <map>
#include <vector>
#include "babel/babel.h"
#include "clx/lexical_cast.h"
#include "clx/literal.h"
#include "clx/format.h"
#include "clx/shared_ptr.h"
#include "clx/utility.h"
#include "clx/vstream.h"
#include "clx/replace.h"
#include "unit.h"
#include "utf8.h"
#include "code_convert.h"
#include "page.h"
#include "holder.h"
#include "shading.h"
#include "alpha.h"
#include "font.h"
#include "font_instance.h"
#include "text_helper.h"
#include "contents/shape_factory.h"
#include "contents/custom_shape.h"
#include "contents/wmf.h"
#include "contents/barchart.h"
#include "contents/bar3dchart_box.h"
#include "contents/bar3dchart_cylinder.h"
#include "contents/bar3dchart_cone.h"
#include "contents/bar3dchart_pyramid.h"
#include "contents/rowchart.h"
#include "contents/row3dchart_box.h"
#include "contents/linechart.h"
#include "contents/piechart.h"
#include "contents/pie3dchart.h"
#include "contents/pie3dchart_explosion.h"
#include "contents/areachart.h"
#include "contents/scatterchart.h"
#include "contents/table.h"
#include "text_contents.h"
#include "image_contents.h"
#include "pptx/document.h"
//#define DOCX_DEFAULT_LATIN "Caribli"
#define PPTX_DEFAULT_LATIN "Arial"
#define PPTX_DEFAULT_JAPAN "ＭＳ Ｐゴシック"
#define PPTX_DEFAULT_MONO "ＭＳ ゴシック"
#define PPTX_FONT_SCALE 1.0
namespace faml {
namespace pdf {
/* ----------------------------------------------------------------- */
// basic_pptx
/* ----------------------------------------------------------------- */
template <
class CharT,
class Traits = std::char_traits<CharT>
>
class basic_pptx {
public:
typedef size_t size_type;
typedef CharT char_type;
typedef std::basic_string<CharT, Traits> string_type;
typedef basic_page<CharT, Traits> page_object;
typedef basic_font<CharT, Traits> font_object;
typedef std::map<string_type, font_object> font_map;
basic_pptx(const string_type& path, font_factory& ff) :
ff_(ff), doc_(path), in_(), pp_(slide::width, slide::height), f_(),
baseline_(1.2), wordsp_(0.0) {
this->xinit(path);
}
template <class OutStream, class PDFManager>
bool operator()(OutStream& out, PDFManager& pm) {
// currently implementation
for (typename font_map::iterator pos = f_.begin(); pos != f_.end(); ++pos) {
(pos->second)(out, pm);
}
for (size_type i = 0; i < doc_.size(); ++i) {
cur_.page = i;
clx::logger::debug(DEBUGF("[SLIDE] %d", i));
page_object newpage(pp_);
this->xobjects(out, pm, doc_.master().bgimage());
this->xobjects(out, pm, doc_.at(i).layout());
this->xobjects(out, pm, doc_.at(i));
int idx = 0;
idx = this->xcontents(out, pm, doc_.at(i));
if (idx < 0) throw std::runtime_error("something was happened in the contents object");
newpage.contents(idx);
if (!cur_.holder.empty()) this->xdelayed_objects(out, pm);
if (!cur_.fonts.empty()) this->xput_font_objects(out, pm);
idx = this->xresources(out, pm);
if (idx < 0) throw std::runtime_error("something was happened in the contents object");
newpage.resources(idx);
if (!newpage(out, pm)) return false;
}
return true;
}
private:
typedef clx::basic_format<CharT, Traits> fmt;
typedef clx::basic_unzip<CharT, Traits> storage_type;
typedef faml::pptx::basic_document<CharT, Traits> doc_type;
typedef basic_font_property<CharT, Traits> font_property;
typedef basic_holder<CharT, Traits> holder_type;
typedef basic_shading<CharT, Traits> shading_type;
typedef basic_alpha<CharT, Traits> alpha_type;
typedef basic_piece<CharT, Traits> piece_type;
// contents
typedef basic_text_contents<CharT, Traits> text_contents;
typedef basic_image_contents<CharT, Traits> image_contents;
typedef contents::basic_table<CharT, Traits> table_contents;
typedef contents::basic_shape<CharT, Traits> shape_contents;
typedef clx::shared_ptr<shape_contents> shape_ptr;
// member variables
font_factory& ff_;
doc_type doc_;
storage_type in_;
page_property pp_;
font_map f_;
double baseline_;
double wordsp_;
/* ------------------------------------------------------------- */
// xobject
/* ------------------------------------------------------------- */
struct xobj_type {
int index;
string_type label;
string_type path;
double width;
double worigin;
double height;
double horigin;
xobj_type() : index(0), label(), path(),
width(0.0), worigin(0.0), height(0.0), horigin(0.0) {}
};
std::map<string_type, xobj_type> objs_;
/* ------------------------------------------------------------- */
/*
* current_status
*
* The current_status structure keeps some information needed
* for sub-records. When the parent class finished parsing,
* values of the structure member were nonsense. Members of
* the private structure depend on its parent class.
*/
/* ------------------------------------------------------------- */
struct current_status {
double x;
double y;
double width;
double height;
double hpad;
double vpad;
size_type page;
double max_font_size;
std::set<string_type> fused; // used font list.
font_map fonts;
std::vector<string_type> labels;
std::vector<piece_type> pieces;
std::deque<xobj_type> objs;
std::deque<xobj_type> shadings;
std::deque<xobj_type> alphas;
holder_type holder;
current_status() :
x(0), y(0), width(0), height(0),
hpad(0.0), vpad(0.0), page(0), max_font_size(0.0),
fused(), fonts(), labels(), pieces(), objs(), shadings(), alphas(), holder() {}
};
current_status cur_;
/* ------------------------------------------------------------- */
// xinit
/* ------------------------------------------------------------- */
void xinit(const string_type& path) {
//string_type latin(LITERAL(PPTX_DEFAULT_LATIN));
//string_type japan(LITERAL(PPTX_DEFAULT_JAPAN));
string_type mono(LITERAL(PPTX_DEFAULT_MONO));
pp_.width(static_cast<int>(doc_.width()));
pp_.height(static_cast<int>(doc_.height()));
//font_object f(latin, charset::utf16);
//font_object fj(japan, charset::utf16);
font_object fm(mono, charset::utf16);
//f_[latin] = f;
//f_[japan] = fj;
f_[mono] = fm;
//cur_.fused.insert(latin);
//cur_.fused.insert(japan);
cur_.fused.insert(mono);
cur_.hpad = 3.7;
cur_.vpad = 3.7;
if (!in_.open(path)) throw std::runtime_error("cannot find pptx file");
}
/* ------------------------------------------------------------- */
/*
* xresources
*
* Output some information about resources object (e.g.,
* some reference information (font, image resource, ...)).
*/
/* ------------------------------------------------------------- */
template <class OutStream, class PDFManager>
int xresources(OutStream& out, PDFManager& pm) {
int index = static_cast<int>(pm.newindex());
string_type proc = LITERAL("/PDF /Text");
out << fmt(LITERAL("%d 0 obj")) % index << std::endl;
out << LITERAL("<<") << std::endl;
// output font references used in the current page.
out << LITERAL("/Font") << std::endl;
out << LITERAL("<<") << std::endl;
for (typename std::set<string_type>::const_iterator it = cur_.fused.begin();
it != cur_.fused.end(); ++it) {
typename font_map::const_iterator pos = f_.find(*it);
if (pos == f_.end()) return -1;
out << fmt(LITERAL("/%s %d 0 R"))
% pos->second.label() % pos->second.index() << std::endl;
}
out << LITERAL(">>") << std::endl;
// xobject reference
if (!cur_.objs.empty()) {
proc += LITERAL(" /ImageC");
out << LITERAL("/XObject") << std::endl;
out << LITERAL("<<") << std::endl;
for (size_type i = 0; i < cur_.objs.size(); ++i) {
out << fmt(LITERAL("/%s %d 0 R"))
% cur_.objs.at(i).label % cur_.objs.at(i).index
<< std::endl;
}
out << LITERAL(">>") << std::endl;
cur_.objs.clear();
}
if (!cur_.shadings.empty()) {
out << LITERAL("/Shading") << std::endl;
out << LITERAL("<<") << std::endl;
for (size_type i = 0; i < cur_.shadings.size(); ++i) {
out << fmt(LITERAL("/%s %d 0 R"))
% cur_.shadings.at(i).label % cur_.shadings.at(i).index
<< std::endl;
}
out << LITERAL(">>") << std::endl;
cur_.shadings.clear();
}
if(!cur_.alphas.empty()) {
out << LITERAL("/ExtGState") << std::endl;
out << LITERAL("<<") << std::endl;
for (size_type i = 0; i < cur_.alphas.size(); ++i) {
out << fmt(LITERAL("/%s %d 0 R"))
% cur_.alphas.at(i).label % cur_.alphas.at(i).index
<< std::endl;
}
out << LITERAL(">>") << std::endl;
cur_.alphas.clear();
}
out << fmt(LITERAL("/ProcSet [ %s ]")) % proc << std::endl;
out << LITERAL(">>") << std::endl;
out << LITERAL("endobj") << std::endl;
out << std::endl;
return index;
}
/* ------------------------------------------------------------- */
// xobjects
/* ------------------------------------------------------------- */
template <class OutStream, class PDFManager>
bool xobjects(OutStream& out, PDFManager& pm, const string_type& ref) {
if (ref.empty()) return true;
string_type ext = ref.substr(ref.find_last_of(LITERAL(".")));
clx::downcase(ext);
if (ext == LITERAL(".wmf") || ext == LITERAL(".emf")) return false;
if (objs_.find(ref) != objs_.end()) return false;
typename storage_type::iterator pos = in_.find(ref);
if (pos == in_.end()) throw std::runtime_error("cannot find image file");
std::vector<char_type> s;
clx::read(*pos, s);
clx::basic_ivstream<CharT, Traits> vs(s);
xobj_type elem;
elem.path = pos->path();
if (ext == LITERAL(".jpeg") || ext == LITERAL(".jpg")) {
jpeg_resource<CharT, Traits> jpeg(vs);
if (!jpeg(out, pm)) throw std::runtime_error("error is occured in jpeg resource.");
elem.index = jpeg.index();
elem.label = jpeg.label();
}
else if (ext == LITERAL(".png")) {
#if 1
alpha_png_resource<CharT, Traits> png(vs);
if (!png(out, pm)) throw std::runtime_error("error is occured in png resource.");
elem.index = png.index();
elem.label = png.label();
elem.width = png.width();
elem.worigin = png.worigin();
elem.height = png.height();
elem.horigin = png.horigin();
#else
png_resource<CharT, Traits> png(vs);
if (!png(out, pm)) throw std::runtime_error("error is occured in png resource.");
elem.index = png.index();
elem.label = png.label();
#endif
}
else return false;
objs_[ref] = elem;
return true;
}
/* ------------------------------------------------------------- */
// xobjects
/* ------------------------------------------------------------- */
template <class OutStream, class PDFManager, class Source>
bool xobjects(OutStream& out, PDFManager& pm, const Source& src) {
for (size_type i = 0; i < src.size(); ++i) {
this->xobjects(out, pm, src.at(i).reference());
//string_type ref = src.at(i).reference();
}
return true;
}
/* ------------------------------------------------------------- */
// xdelayed_objects
/* ------------------------------------------------------------- */
template <class OutStream, class PDFManager>
bool xdelayed_objects(OutStream& out, PDFManager& pm) {
cur_.holder(out, pm);
for (size_type i = 0; i < cur_.holder.size(); ++i) {
xobj_type elem;
elem.index = cur_.holder.index(i);
elem.label = cur_.holder.label(i);
if (elem.label.find(LITERAL("SH")) != string_type::npos) {
cur_.shadings.push_back(elem);
}
else if (elem.label.find(LITERAL("GS")) != string_type::npos) {
cur_.alphas.push_back(elem);
}
}
cur_.holder.clear();
return true;
}
/* ------------------------------------------------------------- */
// xput_font_objects
/* ------------------------------------------------------------- */
template <class OutStream, class PDFManager>
bool xput_font_objects(OutStream& out, PDFManager& pm) {
for (typename font_map::iterator pos = cur_.fonts.begin();
pos != cur_.fonts.end(); ++pos) {
(pos->second)(out, pm);
f_[pos->first] = pos->second;
}
cur_.fonts.clear();
return true;
}
/* ------------------------------------------------------------- */
/*
* xcontents
*
* Output some information about contents object (e.g.,
* stream length, filter information, and contents stream).
*/
/* ------------------------------------------------------------- */
template <class OutStream, class PDFManager, class SlideT>
int xcontents(OutStream& out, PDFManager& pm, const SlideT& src) {
//cur_.fused.clear();
std::basic_stringstream<CharT, Traits> ss;
string_type filter;
#ifdef FAML_USE_ZLIB
filter = LITERAL("/FlateDecode");
clx::basic_zstream<Z_DEFAULT_COMPRESSION, CharT, Traits> z(ss);
if (!this->xputstream(ss, src)) return -1;
z.finish();
#else
if (!this->xputstream(ss, src)) return -1;
#endif
int index = static_cast<int>(pm.newindex());
out << fmt(LITERAL("%d 0 obj")) % index << std::endl;
out << LITERAL("<<") << std::endl;
out << fmt(LITERAL("/Length %d")) % ss.str().size() << std::endl;
out << fmt(LITERAL("/Filter [ %s ]")) % filter << std::endl;
out << LITERAL(">>") << std::endl;
out << LITERAL("stream") << std::endl;
out << ss.str();
out << std::endl;
out << LITERAL("endstream") << std::endl;
out << LITERAL("endobj") << std::endl;
out << std::endl;
return index;
}
/* ------------------------------------------------------------- */
// xput_layout
/* ------------------------------------------------------------- */
template <class OutStream, class Source>
bool xput_layout(OutStream& out, const Source& src) {
typedef typename Source::value_type::path_container paths_type;
for (size_type i = 0; i < src.size(); ++i) {
cur_.width = emu(src.at(i).width());
cur_.height = emu(src.at(i).height());
cur_.x = emu(src.at(i).origin().x()) + pp_.margin().left();
cur_.y = pp_.height() - (pp_.margin().top() + emu(src.at(i).origin().y()));
string_type ref = src.at(i).reference();
// put shape.
shape_ptr sh;
if (src.at(i).name() == LITERAL("custom")) {
sh = shape_ptr(new contents::basic_custom_shape<paths_type>(
coordinate(cur_.x, cur_.y - cur_.height), cur_.width, cur_.height));
dynamic_cast<contents::basic_custom_shape<paths_type>* >(sh.get())->paths(src.at(i).paths());
}
else {
sh = contents::makeshape(src.at(i).name(),
coordinate(cur_.x, cur_.y - cur_.height), cur_.width, cur_.height);
}
if (!sh) continue;
// Memo: factory を作りなおす．
if (src.at(i).name() == LITERAL("line") ||
src.at(i).name() == LITERAL("straightConnector1")) {
dynamic_cast<contents::basic_line<CharT, Traits>* >(sh.get())->option(src.at(i).option());
}
color clr = color(src.at(i).border());
if (src.at(i).border() > 0x00ffffff) clr.invalidate();
sh->border(clr);
if (src.at(i).border_type() > 0) sh->type(src.at(i).border_type());
if (src.at(i).bg_type() == 0x02) {
shading_type grad;
grad.add(color(src.at(i).backgrounds().at(0)));
grad.add(color(src.at(i).backgrounds().at(src.at(i).backgrounds().size() - 1)));
double ox = 0.0;
double oy = 0.0;
double x = std::cos(clx::radian(src.at(i).direction()));
if (x < 0.0) {
ox += 1.0;
x += 1.0;
}
double y = std::sin(clx::radian(360 - src.at(i).direction()));
if (y < 0.0) {
oy += 1.0;
y += 1.0;
}
grad.first(coordinate(ox, oy));
grad.last(coordinate(x, y));
cur_.holder.add(grad);
sh->shading(grad.label());
}
else if (src.at(i).bg_type() == 0x01) {
clr = color(src.at(i).background());
if (src.at(i).background() > 0x00ffffff) clr.invalidate();
sh->background(clr);
}
sh->angle(clx::radian(src.at(i).angle()));
sh->flip(src.at(i).flip());
sh->weight(src.at(i).weight());
typedef typename Source::value_type::adjust_map::const_iterator adj_iterator;
for (adj_iterator pos = src.at(i).adjusts().begin();
pos != src.at(i).adjusts().end(); ++pos) {
sh->adjust(shu2(pos->second), pos->first);
}
typedef typename Source::value_type::effect_map::const_iterator effect_iterator;
for (effect_iterator pos = src.at(i).effects().begin();
pos != src.at(i).effects().end(); ++pos) {
sh->effect(pos->first, pos->second);
}
(*sh)(out);
// put object
if (!ref.empty()) {
this->xputimage(out, src.at(i));
//continue;
}
// put textbox.
this->xputtext(out, src.at(i));
}
return true;
}
/* ------------------------------------------------------------- */
// xput_shape
/* ------------------------------------------------------------- */
template <class OutStream, class Source>
bool xput_shape(OutStream& out, const Source& src) {
typedef typename Source::value_type::path_container paths_type;
size_type ch = 0;
for (size_type i = 0; i < src.size(); ++i) {
cur_.width = emu(src.at(i).width());
cur_.height = emu(src.at(i).height());
cur_.x = emu(src.at(i).origin().x()) + pp_.margin().left();
cur_.y = pp_.height() - (pp_.margin().top() + emu(src.at(i).origin().y()));
string_type ref = src.at(i).reference();
// put shape.
shape_ptr sh;
if (src.at(i).name() == LITERAL("custom")) {
sh = shape_ptr(new contents::basic_custom_shape<paths_type>(
coordinate(cur_.x, cur_.y - cur_.height), cur_.width, cur_.height));
dynamic_cast<contents::basic_custom_shape<paths_type>* >(sh.get())->paths(src.at(i).paths());
}
else {
sh = contents::makeshape(src.at(i).name(),
coordinate(cur_.x, cur_.y - cur_.height), cur_.width, cur_.height);
}
if (!sh) continue;
// Memo: factory を作りなおす．
if (src.at(i).name() == LITERAL("line") ||
src.at(i).name() == LITERAL("straightConnector1")) {
dynamic_cast<contents::basic_line<CharT, Traits>* >(sh.get())->option(src.at(i).option());
}
color clr = color(src.at(i).border());
if (src.at(i).border() > 0x00ffffff) clr.invalidate();
sh->border(clr);
if (src.at(i).border_type() > 0) sh->type(src.at(i).border_type());
if (src.at(i).bg_type() == 0x02) {
shading_type grad;
grad.add(color(src.at(i).backgrounds().at(0)));
grad.add(color(src.at(i).backgrounds().at(src.at(i).backgrounds().size() - 1)));
double ox = 0.0;
double oy = 0.0;
// Memo: office の（グラデーションの）デフォルトの方向は，右上から左下？
double x = std::cos(clx::radian(src.at(i).direction()));
if (x < 0.0) {
ox += 1.0;
x += 1.0;
}
double y = std::sin(clx::radian(360 - src.at(i).direction()));
if (y < 0.0) {
oy += 1.0;
y += 1.0;
}
grad.first(coordinate(ox, oy));
grad.last(coordinate(x, y));
cur_.holder.add(grad);
sh->shading(grad.label());
}
else if (src.at(i).bg_type() == 0x01) {
clr = color(src.at(i).background());
if (src.at(i).background() > 0x00ffffff) clr.invalidate();
sh->background(clr);
}
if (src.at(i).alpha() > 0.0) {
alpha_type alp;
alp.value(src.at(i).alpha());
cur_.holder.add(alp);
sh->alpha(alp.label());
}
sh->angle(clx::radian(src.at(i).angle()));
sh->flip(src.at(i).flip());
sh->weight(src.at(i).weight());
if (!ref.empty()) sh->weight(src.at(i).weight() + 1.0);
typedef typename Source::value_type::adjust_map::const_iterator adj_iterator;
for (adj_iterator pos = src.at(i).adjusts().begin();
pos != src.at(i).adjusts().end(); ++pos) {
sh->adjust(shu2(pos->second), pos->first);
}
typedef typename Source::value_type::effect_map::const_iterator effect_iterator;
for (effect_iterator pos = src.at(i).effects().begin();
pos != src.at(i).effects().end(); ++pos) {
sh->effect(pos->first, pos->second);
}
(*sh)(out);
// put object
if (!ref.empty()) {
if (ref.compare(0, 5, LITERAL("chart")) == 0) {
this->xputchart(out, src, ch, cur_.x, cur_.y, cur_.width, cur_.height);
++ch;
}
else this->xputimage(out, src.at(i));
//continue;
}
// put textbox.
cur_.width = sh->width();
cur_.x = sh->origin().x();
this->xputtext(out, src.at(i));
}
return true;
}
/* ------------------------------------------------------------- */
// xputstream
/* ------------------------------------------------------------- */
template <class OutStream, class SlideT>
bool xputstream(OutStream& out, const SlideT& src) {
//this->xputmaster(out);
this->xput_background(out, src);
this->xput_layout(out, src.layout());
this->xput_shape(out, src);
// put table
for (size_type i = 0; i < src.tbls().size(); ++i) this->xput_table(out, src.tbls().at(i));
return true;
}
/* ------------------------------------------------------------- */
// xputchart
/* ------------------------------------------------------------- */
template <class OutStream, class SlideT>
bool xputchart(OutStream& out, const SlideT& src,
size_type pos, double x, double y, double w, double h) {
typedef typename SlideT::chart_type chart_type;
switch (src.charts().at(pos).type()) {
case 0:
{
contents::barchart<chart_type> ch(coordinate(x, y - h), w, h);
this->xputchart_exec(out, src, pos, ch);
break;
}
case 1:
{
contents::rowchart<chart_type> ch(coordinate(x, y - h), w, h);
this->xputchart_exec(out, src, pos, ch);
break;
}
case 2:
{
contents::linechart<chart_type> ch(coordinate(x, y - h), w, h);
this->xputchart_exec(out, src, pos, ch);
break;
}
case 4:
{
contents::areachart<chart_type> ch(coordinate(x, y - h), w, h);
this->xputchart_exec(out, src, pos, ch);
break;
}
case 5:
{
contents::scatterchart<chart_type> ch(coordinate(x, y - h), w, h);
this->xputchart_exec(out, src, pos, ch);
break;
}
case 6:
{
contents::bar3dchart_box<chart_type> ch(coordinate(x, y - h), w, h);
this->xputchart_exec(out, src, pos, ch);
break;
}
case 7:
{
contents::bar3dchart_cylinder<chart_type> ch(coordinate(x, y - h), w, h);
this->xputchart_exec(out, src, pos, ch);
break;
}
case 8:
{
contents::bar3dchart_cone<chart_type> ch(coordinate(x, y - h), w, h);
this->xputchart_exec(out, src, pos, ch);
break;
}
case 9:
{
contents::bar3dchart_pyramid<chart_type> ch(coordinate(x, y - h), w, h);
this->xputchart_exec(out, src, pos, ch);
break;
}
case 10:
{
contents::row3dchart_box<chart_type> ch(coordinate(x, y - h), w, h);
this->xputchart_exec(out, src, pos, ch);
break;
}
case 18:
{
contents::pie3dchart<chart_type> ch(coordinate(x, y - h), w, h);
this->xputchart_exec(out, src, pos, ch);
break;
}
case 19:
{
contents::pie3dchart_explosion<chart_type> ch(coordinate(x, y - h), w, h);
this->xputchart_exec(out, src, pos, ch);
break;
}
default:
{
contents::barchart<chart_type> ch(coordinate(x, y - h), w, h);
this->xputchart_exec(out, src, pos, ch);
break;
}
}
return true;
}
/* ------------------------------------------------------------- */
// xputchart
/* ------------------------------------------------------------- */
template <class OutStream, class SlideT, class Type>
bool xputchart_exec(OutStream& out, const SlideT& src, size_type pos, Type& ch) {
ch.font1st(f_[PPTX_DEFAULT_LATIN]);
ch.font2nd(f_[PPTX_DEFAULT_JAPAN]);
if (src.charts().at(pos).border().first) {
ch.border(color(src.charts().at(pos).border().second));
}
if (src.charts().at(pos).background().first) {
ch.background(color(src.charts().at(pos).background().second));
}
if (src.charts().at(pos).plot_border().first) {
ch.plot_border(color(src.charts().at(pos).plot_border().second));
}
if (src.charts().at(pos).plot_area().first) {
ch.plot_area(color(src.charts().at(pos).plot_area().second));
}
ch.data(src.charts().at(pos));
if (doc_.theme()) ch.palette(doc_.theme()->palette().data());
ch(out);
return true;
}
/* ------------------------------------------------------------- */
// xset_border
/* ------------------------------------------------------------- */
template <class Source, class Type>
bool xset_border(const Source& src, Type& dest) {
size_type background = doc_.at(cur_.page).rgbs().empty() ? 0xffffff :
doc_.at(cur_.page).rgbs().at(0);
size_type rgb = this->xadjust_color(doc_.theme()->palette().at(0), background);
border ln(color(rgb), src, border::solid);
dest = ln;
return true;
}
/* ------------------------------------------------------------- */
// xput_table
/* ------------------------------------------------------------- */
template <class OutStream, class TableT>
bool xput_table(OutStream& out, const TableT& src) {
double ox = emu(src.origin().x()) + pp_.margin().left();
double oy = pp_.height() - (pp_.margin().top() + emu(src.origin().y()));
table_contents tbl;
tbl.origin() = coordinate(ox, oy);
std::basic_stringstream<CharT, Traits> ss; // stored text.
cur_.x = ox;
cur_.y = oy;
double width = cur_.width;
for (size_type row = 0; row < src.size(); ++row) {
double height = emu(src.at(row).first);
cur_.height = height;
for (size_type col = 0; col < src.at(row).second.size(); ++col) {
// 1. regist the cells information.
cur_.width = emu(src.at(row).second.at(col).width());
double x = cur_.x;
double y = cur_.y;
// 2. output text.
if (!src.at(row).second.at(col).empty()) {
this->xputcell(ss, src.at(row).second.at(col));
}
if (height < y - cur_.y) height = y - cur_.y;
table_cell c(cur_.width, height);
c.background() = color(src.at(row).second.at(col).rgb());
this->xset_border(emu(src.at(row).second.at(col).weight_left()), c.left());
this->xset_border(emu(src.at(row).second.at(col).weight_right()), c.right());
this->xset_border(emu(src.at(row).second.at(col).weight_top()), c.top());
this->xset_border(emu(src.at(row).second.at(col).weight_bottom()), c.bottom());
tbl.add(c);
cur_.x = x + cur_.width;
cur_.y = y;
}
cur_.x = ox;
cur_.y -= height;
tbl.newline();
}
cur_.width = width;
// finalize
tbl(out);
out << ss.str();
return true;
}
/* ------------------------------------------------------------- */
// xputimage
/* ------------------------------------------------------------- */
template <class OutStream, class ShapeT>
bool xputimage(OutStream& out, const ShapeT& sh) {
if (objs_.find(sh.reference()) != objs_.end()) {
const xobj_type& ref = objs_[sh.reference()];
#if 1
if (sh.reference().find(LITERAL(".png")) != string_type::npos) {
double hrate = cur_.width / ref.worigin;
double w = cur_.width + (ref.width - ref.worigin) * hrate;
double vrate = cur_.height / ref.horigin;
double h = cur_.height + (ref.height - ref.horigin) * vrate;
image_contents image(ref.label, coordinate(cur_.x, cur_.y - h), w, h);
image(out);
}
else {
image_contents image(ref.label,
coordinate(cur_.x, cur_.y - cur_.height), cur_.width, cur_.height);
image(out);
}
#else
image_contents image(ref.label,
coordinate(cur_.x, cur_.y - cur_.height), cur_.width, cur_.height);
image(out);
#endif
cur_.objs.push_back(ref);
return true;
}
string_type ext = sh.reference().substr(sh.reference().find_last_of(LITERAL(".")));
if (ext == LITERAL(".wmf")) {
typename storage_type::iterator pos = in_.find(sh.reference());
if (pos == in_.end()) throw std::runtime_error("cannot find image file");
std::vector<char_type> s;
clx::read(*pos, s);
clx::basic_ivstream<CharT, Traits> vs(s);
contents::basic_wmf<CharT, Traits> wmf(vs);
try {
wmf.read_header();
}
catch (std::runtime_error&) {}
wmf.origin(coordinate(cur_.x, cur_.y - cur_.height));
wmf.width(cur_.width);
wmf.height(cur_.height);
wmf.font1st(f_[PPTX_DEFAULT_LATIN]);
wmf.font2nd(f_[PPTX_DEFAULT_JAPAN]);
wmf(out);
}
else if (ext == LITERAL(".emf")) {
typename storage_type::iterator pos = in_.find(sh.reference());
if (pos == in_.end()) throw std::runtime_error("cannot find image file");
std::vector<char_type> s;
clx::read(*pos, s);
clx::basic_ivstream<CharT, Traits> vs(s);
contents::basic_emf<CharT, Traits> emf(vs);
try {
emf.read_header();
}
catch (std::runtime_error&) {}
emf.origin(coordinate(cur_.x, cur_.y - cur_.height));
emf.width(cur_.width);
emf.height(cur_.height);
emf(out);
}
return true;
}
/* ------------------------------------------------------------- */
// xadjust_tail
/* ------------------------------------------------------------- */
template <class InIter>
void xadjust_tail(InIter& pos, InIter last, string_type& dest, int rest) {
static const int threshold = 500; // [0--1000]
if (pos == last) return;
string_type tmp(pos, last);
if (dest.empty() || (tmp.size() <= 2 && rest > threshold)) {
dest += *pos;
++pos;
dest += *pos;
++pos;
}
}
/* ------------------------------------------------------------- */
// xgetline
/* ------------------------------------------------------------- */
template <class Source>
size_type xgetline(const Source& p) {
if (p.empty()) return 1;
size_type dest = 0;
string_type s;
for (size_type j = 0; j < p.size(); ++j) {
if (!p.at(j).data().empty()) {
std::basic_string<wchar_t> tmp = babel::utf8_to_unicode(p.at(j).data());
//s += win32conv(tmp.begin(), tmp.end());
s += to_narrow(tmp.begin(), tmp.end());
}
if (s.size() >= 2 && s.at(s.size() - 2) == 0x00 &&
(s.at(s.size() - 1) == 0x0a || s.at(s.size() - 1) == 0x0d || s.at(s.size() - 1) == 0x0c)) {
s.erase(s.size() - 2);
string_type latin = p.at(j).font().latin();
string_type japan = p.at(j).font().japan();
this->xregist_font(latin, japan);
text_helper h(f_[latin].property(), charset::utf16);
text_helper hj(f_[japan].property(), charset::utf16);
typename string_type::iterator it = s.begin();
double size = p.at(j).font().size() * PPTX_FONT_SCALE;
while (1) {
string_type line;
//double width = cur_.width - 2.0 * 2;
double width = cur_.width - cur_.hpad * 2;
int limit = static_cast<int>(width / size * 1000);
int result = 0;
if (is_ascii(it, s.end(), charset::utf16)) {
result = h.getline(it, s.end(), std::inserter(line, line.end()), limit);
}
else result = hj.getline(it, s.end(), std::inserter(line, line.end()), limit);
this->xadjust_tail(it, s.end(), line, limit - result);
++dest;
if (it == s.end()) break;
}
s.erase();
}
}
if (!s.empty()) {
string_type latin = p.at(p.size() - 1).font().latin();
string_type japan = p.at(p.size() - 1).font().japan();
this->xregist_font(latin, japan);
text_helper h(f_[latin].property(), charset::utf16);
text_helper hj(f_[japan].property(), charset::utf16);
typename string_type::iterator it = s.begin();
double size = p.at(0).font().size() * PPTX_FONT_SCALE;