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/**
* @file-update
* Operations to bump files from the pre-0.92 era into the 0.92+ era
* (90dpi vs 96dpi, line height problems, and related bugs)
*/
/* Authors:
* Tavmjong Bah
* Marc Jeanmougin
* su_v
*/
#include "file.h"
#include "sp-root.h"
#include "sp-text.h"
#include "sp-tspan.h"
#include "sp-flowdiv.h"
#include "sp-flowtext.h"
#include "sp-object.h"
#include "sp-item.h"
#include "style.h"
#include "document.h"
#include <string>
#include <clocale>
#include "text-editing.h"
using namespace std;
bool is_line(SPObject *i)
{
if (!(i->getAttribute("sodipodi:role")))
return false;
return !strcmp(i->getAttribute("sodipodi:role"), "line");
}
void fix_blank_line(SPObject *o)
{
if (SP_IS_TEXT(o))
((SPText *)o)->rebuildLayout();
else if (SP_IS_FLOWTEXT(o))
((SPFlowtext *)o)->rebuildLayout();
SPIFontSize fontsize = o->style->font_size;
SPILengthOrNormal lineheight = o->style->line_height;
vector<SPObject *> cl = o->childList(false);
bool beginning = true;
for (vector<SPObject *>::const_iterator ci = cl.begin(); ci != cl.end(); ++ci) {
SPObject *i = *ci;
if ((SP_IS_TSPAN(i) && is_line(i)) || SP_IS_FLOWPARA(i) || SP_IS_FLOWDIV(i)) {
if (sp_text_get_length((SPItem *)i) <= 1) { // empty line
Inkscape::Text::Layout::iterator pos = te_get_layout((SPItem*)(o))->charIndexToIterator(
((SP_IS_FLOWPARA(i) || SP_IS_FLOWDIV(i))?0:((ci==cl.begin())?0:1)) + sp_text_get_length_upto(o,i) );
sp_te_insert((SPItem *)o, pos, "\u00a0"); //"\u00a0"
gchar *l = g_strdup_printf("%f", lineheight.value);
gchar *f = g_strdup_printf("%f", fontsize.value);
i->style->line_height.readIfUnset(l);
if (!beginning)
i->style->font_size.read(f);
else
i->style->font_size.readIfUnset(f);
g_free(l);
g_free(f);
} else {
beginning = false;
fontsize = i->style->font_size;
lineheight = o->style->line_height;
}
}
}
}
void fix_line_spacing(SPObject *o)
{
SPILengthOrNormal lineheight = o->style->line_height;
bool inner = false;
vector<SPObject *> cl = o->childList(false);
for (vector<SPObject *>::const_iterator ci = cl.begin(); ci != cl.end(); ++ci) {
SPObject *i = *ci;
if ((SP_IS_TSPAN(i) && is_line(i)) || SP_IS_FLOWPARA(i) || SP_IS_FLOWDIV(i)) {
// if no line-height attribute, set it
gchar *l = g_strdup_printf("%f", lineheight.value);
i->style->line_height.readIfUnset(l);
g_free(l);
}
inner = true;
}
if (inner) {
if (SP_IS_TEXT(o)) {
o->style->line_height.read("0.00%");
} else {
o->style->line_height.read("0.01%");
}
}
}
void fix_font_name(SPObject *o)
{
vector<SPObject *> cl = o->childList(false);
for (vector<SPObject *>::const_iterator ci = cl.begin(); ci != cl.end(); ++ci)
fix_font_name(*ci);
string prev = o->style->font_family.value ? o->style->font_family.value : o->style->font_family.value_default;
if (prev == "Sans")
o->style->font_family.read("sans-serif");
else if (prev == "Serif")
o->style->font_family.read("serif");
else if (prev == "Monospace")
o->style->font_family.read("monospace");
}
void fix_font_size(SPObject *o)
{
SPIFontSize fontsize = o->style->font_size;
if (!fontsize.set)
return;
bool inner = false;
vector<SPObject *> cl = o->childList(false);
for (vector<SPObject *>::const_iterator ci = cl.begin(); ci != cl.end(); ++ci) {
SPObject *i = *ci;
fix_font_size(i);
if ((SP_IS_TSPAN(i) && is_line(i)) || SP_IS_FLOWPARA(i) || SP_IS_FLOWDIV(i)) {
inner = true;
gchar *s = g_strdup_printf("%f", fontsize.value);
if (fontsize.set)
i->style->font_size.readIfUnset(s);
g_free(s);
}
}
if (inner && (SP_IS_TEXT(o) || SP_IS_FLOWTEXT(o)))
o->style->font_size.clear();
}
// helper function
void sp_file_text_run_recursive(void (*f)(SPObject *), SPObject *o)
{
if (SP_IS_TEXT(o) || SP_IS_FLOWTEXT(o))
f(o);
else {
vector<SPObject *> cl = o->childList(false);
for (vector<SPObject *>::const_iterator ci = cl.begin(); ci != cl.end(); ++ci)
sp_file_text_run_recursive(f, *ci);
}
}
void fix_update(SPObject *o) {
o->style->write();
o->updateRepr();
}
void sp_file_convert_text_baseline_spacing(SPDocument *doc)
{
char *oldlocale = g_strdup(setlocale(LC_NUMERIC, NULL));
setlocale(LC_NUMERIC,"C");
sp_file_text_run_recursive(fix_blank_line, doc->getRoot());
sp_file_text_run_recursive(fix_line_spacing, doc->getRoot());
sp_file_text_run_recursive(fix_font_size, doc->getRoot());
setlocale(LC_NUMERIC, oldlocale);
g_free(oldlocale);
sp_file_text_run_recursive(fix_update, doc->getRoot());
}
void sp_file_convert_font_name(SPDocument *doc)
{
sp_file_text_run_recursive(fix_font_name, doc->getRoot());
sp_file_text_run_recursive(fix_update, doc->getRoot());
}
/*
Local Variables:
mode:c++
c-file-style:"stroustrup"
c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
indent-tabs-mode:nil
fill-column:99
End:
*/
// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4 :
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