static void
_rsvg_node_text_draw (RsvgNode * self, RsvgDrawingCtx * ctx, int dominate)
{
double x, y;
gboolean lastwasspace = TRUE;
RsvgNodeText *text = (RsvgNodeText *) self;
rsvg_state_reinherit_top (ctx, self->state, dominate);
x = _rsvg_css_normalize_length (&text->x, ctx, 'h');
y = _rsvg_css_normalize_length (&text->y, ctx, 'v');
x += _rsvg_css_normalize_length (&text->dx, ctx, 'h');
y += _rsvg_css_normalize_length (&text->dy, ctx, 'v');
if (rsvg_current_state (ctx)->text_anchor != TEXT_ANCHOR_START) {
double length = 0;
_rsvg_node_text_length_children (self, ctx, &length, &lastwasspace);
if (rsvg_current_state (ctx)->text_anchor == TEXT_ANCHOR_END)
x -= length;
if (rsvg_current_state (ctx)->text_anchor == TEXT_ANCHOR_MIDDLE)
x -= length / 2;
}
lastwasspace = TRUE;
_rsvg_node_text_type_children (self, ctx, &x, &y, &lastwasspace);
}
static void
_rsvg_node_text_type_tref (RsvgNodeTref * self, RsvgDrawingCtx * ctx,
gdouble * x, gdouble * y, gboolean * lastwasspace)
{
if (self->link)
_rsvg_node_text_type_children (self->link, ctx, x, y, lastwasspace);
}
static void
_rsvg_node_text_type_tspan (RsvgNodeText * self, RsvgDrawingCtx * ctx,
gdouble * x, gdouble * y, gboolean * lastwasspace,
gboolean usetextonly)
{
double dx, dy, length = 0;
rsvg_state_reinherit_top (ctx, self->super.state, 0);
dx = _rsvg_css_normalize_length (&self->dx, ctx, 'h');
dy = _rsvg_css_normalize_length (&self->dy, ctx, 'v');
if (rsvg_current_state (ctx)->text_anchor != TEXT_ANCHOR_START) {
gboolean lws = *lastwasspace;
_rsvg_node_text_length_children (&self->super, ctx, &length, &lws,
usetextonly);
if (rsvg_current_state (ctx)->text_anchor == TEXT_ANCHOR_MIDDLE)
length /= 2;
}
if (self->x.factor != 'n') {
*x = _rsvg_css_normalize_length (&self->x, ctx, 'h');
if (!PANGO_GRAVITY_IS_VERTICAL (rsvg_current_state (ctx)->text_gravity)) {
*x -= length;
if (rsvg_current_state (ctx)->text_anchor == TEXT_ANCHOR_MIDDLE)
dx /= 2;
if (rsvg_current_state (ctx)->text_anchor == TEXT_ANCHOR_END)
dx = 0;
}
}
*x += dx;
if (self->y.factor != 'n') {
*y = _rsvg_css_normalize_length (&self->y, ctx, 'v');
if (PANGO_GRAVITY_IS_VERTICAL (rsvg_current_state (ctx)->text_gravity)) {
*y -= length;
if (rsvg_current_state (ctx)->text_anchor == TEXT_ANCHOR_MIDDLE)
dy /= 2;
if (rsvg_current_state (ctx)->text_anchor == TEXT_ANCHOR_END)
dy = 0;
}
}
*y += dy;
_rsvg_node_text_type_children (&self->super, ctx, x, y, lastwasspace,
usetextonly);
}
static void
_rsvg_node_text_type_tref (RsvgNodeTref * self, RsvgDrawingCtx * ctx,
gdouble * x, gdouble * y, gboolean * lastwasspace,
gboolean usetextonly)
{
RsvgNode *link;
if (self->link == NULL)
return;
link = rsvg_acquire_node (ctx, self->link);
if (link == NULL)
return;
_rsvg_node_text_type_children (link, ctx, x, y, lastwasspace,
TRUE);
rsvg_release_node (ctx, link);
}
static void
_rsvg_node_text_type_children (RsvgNode * self, RsvgDrawingCtx * ctx,
gdouble * x, gdouble * y, gboolean * lastwasspace,
gboolean usetextonly)
{
guint i;
rsvg_push_discrete_layer (ctx);
for (i = 0; i < self->children->len; i++) {
RsvgNode *node = g_ptr_array_index (self->children, i);
RsvgNodeType type = RSVG_NODE_TYPE (node);
if (type == RSVG_NODE_TYPE_CHARS) {
RsvgNodeChars *chars = (RsvgNodeChars *) node;
GString *str = _rsvg_text_chomp (rsvg_current_state (ctx), chars->contents, lastwasspace);
rsvg_text_render_text (ctx, str->str, x, y);
g_string_free (str, TRUE);
} else {
if (usetextonly) {
_rsvg_node_text_type_children (node, ctx, x, y, lastwasspace,
usetextonly);
} else {
if (type == RSVG_NODE_TYPE_TSPAN) {
RsvgNodeText *tspan = (RsvgNodeText *) node;
rsvg_state_push (ctx);
_rsvg_node_text_type_tspan (tspan, ctx, x, y, lastwasspace,
usetextonly);
rsvg_state_pop (ctx);
} else if (type == RSVG_NODE_TYPE_TREF) {
RsvgNodeTref *tref = (RsvgNodeTref *) node;
_rsvg_node_text_type_tref (tref, ctx, x, y, lastwasspace,
usetextonly);
} else if (type == RSVG_NODE_TYPE_TEXT_PATH) {
RsvgNodeTextPath *textpath = (RsvgNodeTextPath *) node;
_rsvg_node_text_type_text_path(textpath, ctx, x, y,
lastwasspace, usetextonly);
}
}
}
}
rsvg_pop_discrete_layer (ctx);
}
static void
_rsvg_node_text_draw (RsvgNode * self, RsvgDrawingCtx * ctx, int dominate)
{
double x, y, dx, dy, length = 0;
gboolean lastwasspace = TRUE;
RsvgNodeText *text = (RsvgNodeText *) self;
rsvg_state_reinherit_top (ctx, self->state, dominate);
x = _rsvg_css_normalize_length (&text->x, ctx, 'h');
y = _rsvg_css_normalize_length (&text->y, ctx, 'v');
dx = _rsvg_css_normalize_length (&text->dx, ctx, 'h');
dy = _rsvg_css_normalize_length (&text->dy, ctx, 'v');
if (rsvg_current_state (ctx)->text_anchor != TEXT_ANCHOR_START) {
_rsvg_node_text_length_children (self, ctx, &length, &lastwasspace, FALSE);
if (rsvg_current_state (ctx)->text_anchor == TEXT_ANCHOR_MIDDLE)
length /= 2;
}
if (PANGO_GRAVITY_IS_VERTICAL (rsvg_current_state (ctx)->text_gravity)) {
y -= length;
if (rsvg_current_state (ctx)->text_anchor == TEXT_ANCHOR_MIDDLE)
dy /= 2;
if (rsvg_current_state (ctx)->text_anchor == TEXT_ANCHOR_END)
dy = 0;
} else {
x -= length;
if (rsvg_current_state (ctx)->text_anchor == TEXT_ANCHOR_MIDDLE)
dx /= 2;
if (rsvg_current_state (ctx)->text_anchor == TEXT_ANCHOR_END)
dx = 0;
}
x += dx;
y += dy;
lastwasspace = TRUE;
_rsvg_node_text_type_children (self, ctx, &x, &y, &lastwasspace, FALSE);
}
static void
_rsvg_node_text_type_tspan (RsvgNodeText * self, RsvgDrawingCtx * ctx,
gdouble * x, gdouble * y, gboolean * lastwasspace)
{
rsvg_state_reinherit_top (ctx, self->super.state, 0);
if (self->x.factor != 'n') {
*x = _rsvg_css_normalize_length (&self->x, ctx, 'h');
if (rsvg_current_state (ctx)->text_anchor != TEXT_ANCHOR_START) {
double length = 0;
gboolean lws = *lastwasspace;
_rsvg_node_text_length_children (&self->super, ctx, &length, &lws);
if (rsvg_current_state (ctx)->text_anchor == TEXT_ANCHOR_END)
*x -= length;
if (rsvg_current_state (ctx)->text_anchor == TEXT_ANCHOR_MIDDLE)
*x -= length / 2;
}
}
if (self->y.factor != 'n')
*y = _rsvg_css_normalize_length (&self->y, ctx, 'v');
*x += _rsvg_css_normalize_length (&self->dx, ctx, 'h');
*y += _rsvg_css_normalize_length (&self->dy, ctx, 'v');
_rsvg_node_text_type_children (&self->super, ctx, x, y, lastwasspace);
}
