static void
draw_text_line(DiaRenderer *self, TextLine *text_line,
Point *pos, Alignment alignment, Color *colour)
{
DiaSvgRenderer *renderer = DIA_SVG_RENDERER (self);
xmlNodePtr node;
char *style, *tmp;
real saved_width;
gchar d_buf[DTOSTR_BUF_SIZE];
DiaFont *font;
node = xmlNewTextChild(renderer->root, renderer->svg_name_space, (const xmlChar *)"text",
(xmlChar *) text_line_get_string(text_line));
saved_width = renderer->linewidth;
renderer->linewidth = 0.001;
style = (char*)get_fill_style(renderer, colour);
/* return value must not be freed */
renderer->linewidth = saved_width;
tmp = g_strdup_printf("%s; font-size: %s", style,
dia_svg_dtostr(d_buf, text_line_get_height(text_line)));
style = tmp;
/* This is going to break for non-LTR texts, as SVG thinks 'start' is
* 'right' for those. */
switch (alignment) {
case ALIGN_LEFT:
tmp = g_strconcat(style, "; text-anchor:start", NULL);
break;
case ALIGN_CENTER:
tmp = g_strconcat(style, "; text-anchor:middle", NULL);
break;
case ALIGN_RIGHT:
tmp = g_strconcat(style, "; text-anchor:end", NULL);
break;
}
g_free (style);
style = tmp;
font = text_line_get_font(text_line);
tmp = g_strdup_printf("%s; font-family: %s; font-style: %s; "
"font-weight: %s",style,
dia_font_get_family(font),
dia_font_get_slant_string(font),
dia_font_get_weight_string(font));
g_free(style);
style = tmp;
/* have to do something about fonts here ... */
xmlSetProp(node, (const xmlChar *)"style", (xmlChar *) style);
g_free(style);
dia_svg_dtostr(d_buf, pos->x);
xmlSetProp(node, (const xmlChar *)"x", (xmlChar *) d_buf);
dia_svg_dtostr(d_buf, pos->y);
xmlSetProp(node, (const xmlChar *)"y", (xmlChar *) d_buf);
dia_svg_dtostr(d_buf, text_line_get_width(text_line));
xmlSetProp(node, (const xmlChar*)"textLength", (xmlChar *) d_buf);
}
static void
set_font(DiaRenderer *self, DiaFont *font, real height)
{
DrsRenderer *renderer = DRS_RENDERER (self);
xmlNodePtr node;
const PangoFontDescription *pfd = dia_font_get_description (font);
char *desc = pango_font_description_to_string (pfd);
node = xmlNewChild(renderer->root, NULL, (const xmlChar *)"set-font", NULL);
xmlSetProp(node, (const xmlChar *)"description", (xmlChar *)desc);
xmlSetProp(node, (const xmlChar *)"family", (xmlChar *)dia_font_get_family (font));
xmlSetProp(node, (const xmlChar *)"weight", (xmlChar *)dia_font_get_weight_string (font));
xmlSetProp(node, (const xmlChar *)"slant", (xmlChar *)dia_font_get_slant_string (font));
_node_set_real (node, "size", dia_font_get_size (font));
_node_set_real (node, "height", height);
g_free(desc);
}
static void
draw_text_line(DiaRenderer *self, TextLine *text_line,
Point *pos, Alignment alignment, Color *colour)
{
DiaSvgRenderer *renderer = DIA_SVG_RENDERER (self);
xmlNodePtr node;
real saved_width;
gchar d_buf[DTOSTR_BUF_SIZE];
DiaFont *font;
GString *style;
node = xmlNewTextChild(renderer->root, renderer->svg_name_space, (const xmlChar *)"text",
(xmlChar *) text_line_get_string(text_line));
saved_width = renderer->linewidth;
renderer->linewidth = 0.001;
/* return value must not be freed */
renderer->linewidth = saved_width;
#if 0 /* would need a unit: https://bugzilla.mozilla.org/show_bug.cgi?id=707071#c4 */
style = g_strdup_printf("%s; font-size: %s", get_draw_style(renderer, colour, NULL),
dia_svg_dtostr(d_buf, text_line_get_height(text_line)));
#else
/* get_draw_style: the return value of this function must not be saved
* anywhere. And of course it must not be free'd */
style = g_string_new (get_draw_style(renderer, colour, NULL));
#endif
/* This is going to break for non-LTR texts, as SVG thinks 'start' is
* 'right' for those. */
switch (alignment) {
case ALIGN_LEFT:
g_string_append (style, "; text-anchor:start");
break;
case ALIGN_CENTER:
g_string_append (style, "; text-anchor:middle");
break;
case ALIGN_RIGHT:
g_string_append (style, "; text-anchor:end");
break;
default:
break;
}
font = text_line_get_font(text_line);
g_string_append_printf (style, "font-family: %s; font-style: %s; font-weight: %s",
dia_font_get_family(font),
dia_font_get_slant_string(font),
dia_font_get_weight_string(font));
xmlSetProp(node, (const xmlChar *)"style", (xmlChar *) style->str);
g_string_free (style, TRUE);
dia_svg_dtostr(d_buf, pos->x);
xmlSetProp(node, (const xmlChar *)"x", (xmlChar *) d_buf);
dia_svg_dtostr(d_buf, pos->y);
xmlSetProp(node, (const xmlChar *)"y", (xmlChar *) d_buf);
/* font-size as single attribute can work like the other length w/o unit */
dia_svg_dtostr(d_buf, text_line_get_height(text_line));
xmlSetProp(node, (const xmlChar *)"font-size", (xmlChar *) d_buf);
dia_svg_dtostr(d_buf, text_line_get_width(text_line));
xmlSetProp(node, (const xmlChar*)"textLength", (xmlChar *) d_buf);
}
static void
node_set_text_style (xmlNodePtr node,
DiaSvgRenderer *renderer,
const DiaFont *font,
real font_height,
Alignment alignment,
Color *colour)
{
char *style, *tmp;
real saved_width;
gchar d_buf[G_ASCII_DTOSTR_BUF_SIZE];
DiaSvgRendererClass *svg_renderer_class = DIA_SVG_RENDERER_GET_CLASS (renderer);
/* SVG font-size is the (line-) height, from SVG Spec:
* ... property refers to the size of the font from baseline to baseline when multiple lines of text are set ...
so we should be able to use font_height directly instead of:
*/
real font_size = dia_font_get_size (font) * (font_height / dia_font_get_height (font));
/* ... but at least Inkscape and Firefox would produce the wrong font-size */
const gchar *family = dia_font_get_family(font);
saved_width = renderer->linewidth;
renderer->linewidth = 0.001;
style = (char*)svg_renderer_class->get_fill_style(renderer, colour);
/* return value must not be freed */
renderer->linewidth = saved_width;
/* This is going to break for non-LTR texts, as SVG thinks 'start' is
* 'right' for those.
*/
switch (alignment) {
case ALIGN_LEFT:
style = g_strconcat(style, ";text-anchor:start", NULL);
break;
case ALIGN_CENTER:
style = g_strconcat(style, ";text-anchor:middle", NULL);
break;
case ALIGN_RIGHT:
style = g_strconcat(style, ";text-anchor:end", NULL);
break;
}
#if 0 /* would need a unit according to https://bugzilla.mozilla.org/show_bug.cgi?id=707071#c4 */
tmp = g_strdup_printf("%s;font-size:%s", style,
dia_svg_dtostr(d_buf, font_size) );
g_free (style);
style = tmp;
#else
/* font-size as attribute can work like the other length w/o unit */
dia_svg_dtostr(d_buf, font_size);
xmlSetProp(node, (const xmlChar *)"font-size", (xmlChar *) d_buf);
#endif
if (font) {
tmp = g_strdup_printf("%s;font-family:%s;font-style:%s;"
"font-weight:%s",style,
strcmp(family, "sans") == 0 ? "sans-serif" : family,
dia_font_get_slant_string(font),
dia_font_get_weight_string(font));
g_free(style);
style = tmp;
}
/* have to do something about fonts here ... */
xmlSetProp(node, (xmlChar *)"style", (xmlChar *)style);
g_free(style);
}
