static void svg_finalize_sort(DrawableContext *ctx, SVG_TextStack *st, GF_TraverseState * tr_state)
{
#ifndef GPAC_DISABLE_3D
if (tr_state->visual->type_3d) {
gf_font_spans_draw_3d(st->spans, tr_state, &ctx->aspect, 0, GF_FALSE);
drawable_check_focus_highlight(ctx->drawable->node, tr_state, &st->bounds);
ctx->drawable = NULL;
return;
}
#endif
/*if text selection mode, we must force redraw of the entire text span because we don't
if glyphs have been (un)selected*/
if (!tr_state->immediate_draw &&
/*text selection on*/
(tr_state->visual->compositor->text_selection
/*text sel release*/
|| (tr_state->visual->compositor->store_text_state==GF_SC_TSEL_RELEASED))
) {
GF_TextSpan *span;
u32 i = 0;
Bool unselect = (tr_state->visual->compositor->store_text_state==GF_SC_TSEL_RELEASED) ? GF_TRUE : GF_FALSE;
while ((span = (GF_TextSpan*)gf_list_enum(st->spans, &i))) {
if (span->flags & GF_TEXT_SPAN_SELECTED) {
if (unselect) span->flags &= ~GF_TEXT_SPAN_SELECTED;
ctx->flags |= CTX_APP_DIRTY;
}
}
}
drawable_finalize_sort(ctx, tr_state, &st->bounds);
}
static void svg_traverse_a(GF_Node *node, void *rs, Bool is_destroy)
{
GF_Matrix2D backup_matrix;
GF_Matrix mx_3d;
SVGPropertiesPointers backup_props;
u32 styling_size = sizeof(SVGPropertiesPointers);
u32 backup_flags;
GF_TraverseState *tr_state = (GF_TraverseState *)rs;
SVGAllAttributes all_atts;
if (is_destroy) {
gf_sc_check_focus_upon_destroy(node);
return;
}
gf_svg_flatten_attributes((SVG_Element *)node, &all_atts);
if (!compositor_svg_traverse_base(node, &all_atts, tr_state, &backup_props, &backup_flags))
return;
if (compositor_svg_is_display_off(tr_state->svg_props)) {
/*u32 prev_flags = tr_state->switched_off;
tr_state->switched_off = 1;
compositor_svg_traverse_children(((SVG_Element *)node)->children, tr_state);
tr_state->switched_off = prev_flags;*/
memcpy(tr_state->svg_props, &backup_props, styling_size);
tr_state->svg_flags = backup_flags;
return;
}
compositor_svg_apply_local_transformation(tr_state, &all_atts, &backup_matrix, &mx_3d);
if (tr_state->traversing_mode == TRAVERSE_GET_BOUNDS) {
gf_sc_get_nodes_bounds(node, ((SVG_Element *)node)->children, tr_state, NULL);
} else {
compositor_svg_traverse_children(((SVG_Element *)node)->children, tr_state);
if (tr_state->traversing_mode==TRAVERSE_SORT)
drawable_check_focus_highlight(node, tr_state, NULL);
}
compositor_svg_restore_parent_transformation(tr_state, &backup_matrix, &mx_3d);
memcpy(tr_state->svg_props, &backup_props, styling_size);
tr_state->svg_flags = backup_flags;
}
static void svg_traverse_resource(GF_Node *node, void *rs, Bool is_destroy, Bool is_foreign_object)
{
GF_Matrix2D backup_matrix;
GF_Matrix mx_3d;
GF_Matrix2D translate;
SVGPropertiesPointers backup_props;
u32 backup_flags, dirty;
Bool is_fragment;
GF_Node *used_node;
GF_TraverseState *tr_state = (GF_TraverseState *)rs;
SVGAllAttributes all_atts;
SVGlinkStack *stack = gf_node_get_private(node);
SFVec2f prev_vp;
SVG_Number *prev_opacity;
if (is_destroy) {
if (stack->resource) gf_mo_unload_xlink_resource(node, stack->resource);
gf_free(stack);
return;
}
gf_svg_flatten_attributes((SVG_Element *)node, &all_atts);
if (!all_atts.xlink_href) return;
if (!compositor_svg_traverse_base(node, &all_atts, tr_state, &backup_props, &backup_flags))
return;
dirty = gf_node_dirty_get(node);
if (dirty & GF_SG_CHILD_DIRTY) drawable_reset_group_highlight(tr_state, node);
if (dirty & GF_SG_SVG_XLINK_HREF_DIRTY) {
stack->fragment_id = NULL;
stack->inline_sg = NULL;
if (all_atts.xlink_href->string && (all_atts.xlink_href->string[0]=='#')) {
stack->fragment_id = all_atts.xlink_href->string;
stack->inline_sg = gf_node_get_graph(node);
} else {
GF_MediaObject *new_res = gf_mo_load_xlink_resource(node, is_foreign_object, 0, -1);
if (new_res != stack->resource) {
if (stack->resource) gf_mo_unload_xlink_resource(node, stack->resource);
stack->resource = new_res;
}
}
}
gf_node_dirty_clear(node, 0);
/*locate the used node - this is done at each step to handle progressive loading*/
is_fragment = 0;
used_node = NULL;
if (!stack->inline_sg && !stack->fragment_id && all_atts.xlink_href) {
if (all_atts.xlink_href->type == XMLRI_ELEMENTID) {
used_node = all_atts.xlink_href->target;
is_fragment = 1;
} else if (stack->resource) {
stack->inline_sg = gf_mo_get_scenegraph(stack->resource);
if (!is_foreign_object) {
stack->fragment_id = strchr(all_atts.xlink_href->string, '#');
}
}
}
if (!used_node && stack->inline_sg) {
if (stack->fragment_id) {
used_node = gf_sg_find_node_by_name(stack->inline_sg, (char *) stack->fragment_id+1);
is_fragment = 1;
} else if (is_foreign_object) {
used_node = gf_sg_get_root_node(stack->inline_sg);
}
}
if (!used_node) goto end;
/*stack use nodes for picking*/
gf_list_add(tr_state->use_stack, used_node);
gf_list_add(tr_state->use_stack, node);
gf_mx2d_init(translate);
translate.m[2] = (all_atts.x ? all_atts.x->value : 0);
translate.m[5] = (all_atts.y ? all_atts.y->value : 0);
/*update VP size (SVG 1.1)*/
prev_vp = tr_state->vp_size;
if (all_atts.width && all_atts.height) {
tr_state->vp_size.x = gf_sc_svg_convert_length_to_display(tr_state->visual->compositor, all_atts.width);
tr_state->vp_size.y = gf_sc_svg_convert_length_to_display(tr_state->visual->compositor, all_atts.height);
}
prev_opacity = tr_state->parent_use_opacity;
tr_state->parent_use_opacity = all_atts.opacity;
if (tr_state->traversing_mode == TRAVERSE_GET_BOUNDS) {
compositor_svg_apply_local_transformation(tr_state, &all_atts, &backup_matrix, &mx_3d);
if (!compositor_svg_is_display_off(tr_state->svg_props)) {
gf_node_traverse(used_node, tr_state);
gf_mx2d_apply_rect(&translate, &tr_state->bounds);
}
compositor_svg_restore_parent_transformation(tr_state, &backup_matrix, &mx_3d);
}
/*SORT mode and visible, traverse*/
else if (!compositor_svg_is_display_off(tr_state->svg_props)
&& (*(tr_state->svg_props->visibility) != SVG_VISIBILITY_HIDDEN)) {
compositor_svg_apply_local_transformation(tr_state, &all_atts, &backup_matrix, &mx_3d);
#ifndef GPAC_DISABLE_3D
if (tr_state->visual->type_3d) {
gf_mx_add_matrix_2d(&tr_state->model_matrix, &translate);
if (tr_state->traversing_mode==TRAVERSE_SORT) {
GF_Matrix tmp;
gf_mx_from_mx2d(&tmp, &translate);
visual_3d_matrix_add(tr_state->visual, tmp.m);
}
} else
#endif
gf_mx2d_pre_multiply(&tr_state->transform, &translate);
drawable_check_focus_highlight(node, tr_state, NULL);
if (is_fragment) {
gf_node_traverse(used_node, tr_state);
} else {
gf_sc_traverse_subscene(tr_state->visual->compositor, node, stack->inline_sg, tr_state);
}
compositor_svg_restore_parent_transformation(tr_state, &backup_matrix, &mx_3d);
}
gf_list_rem_last(tr_state->use_stack);
gf_list_rem_last(tr_state->use_stack);
tr_state->vp_size = prev_vp;
tr_state->parent_use_opacity = prev_opacity;
end:
memcpy(tr_state->svg_props, &backup_props, sizeof(SVGPropertiesPointers));
tr_state->svg_flags = backup_flags;
}
static void svg_traverse_switch(GF_Node *node, void *rs, Bool is_destroy)
{
GF_Matrix2D backup_matrix;
GF_Matrix mx_3d;
SVGPropertiesPointers backup_props;
u32 backup_flags;
s32 *selected_idx = gf_node_get_private(node);
u32 styling_size = sizeof(SVGPropertiesPointers);
SVGAllAttributes all_atts;
GF_TraverseState *tr_state = (GF_TraverseState *) rs;
if (is_destroy) {
gf_free(selected_idx);
gf_sc_check_focus_upon_destroy(node);
return;
}
gf_svg_flatten_attributes((SVG_Element *)node, &all_atts);
if (gf_node_dirty_get(node)) {
u32 pos = 0;
GF_ChildNodeItem *child = ((SVG_Element*)node)->children;
*selected_idx = -1;
while (child) {
SVGAllAttributes atts;
gf_svg_flatten_attributes((SVG_Element *)child->node, &atts);
if (compositor_svg_evaluate_conditional(tr_state->visual->compositor, &atts)) {
*selected_idx = pos;
break;
}
pos++;
child = child->next;
}
drawable_reset_group_highlight(tr_state, node);
gf_node_dirty_clear(node, 0);
}
if (!compositor_svg_traverse_base(node, &all_atts, tr_state, &backup_props, &backup_flags))
return;
if (compositor_svg_is_display_off(tr_state->svg_props)) {
memcpy(tr_state->svg_props, &backup_props, styling_size);
tr_state->svg_flags = backup_flags;
return;
}
if (*selected_idx >= 0) {
compositor_svg_apply_local_transformation(tr_state, &all_atts, &backup_matrix, &mx_3d);
if (tr_state->traversing_mode == TRAVERSE_GET_BOUNDS) {
gf_sc_get_nodes_bounds(node, ((SVG_Element *)node)->children, tr_state, selected_idx);
} else if (*selected_idx >= 0) {
GF_Node *child = gf_node_list_get_child(((SVG_Element *)node)->children, *selected_idx);
gf_node_traverse(child, tr_state);
drawable_check_focus_highlight(node, tr_state, NULL);
}
compositor_svg_restore_parent_transformation(tr_state, &backup_matrix, &mx_3d);
}
memcpy(tr_state->svg_props, &backup_props, styling_size);
tr_state->svg_flags = backup_flags;
}
static void svg_traverse_g(GF_Node *node, void *rs, Bool is_destroy)
{
GF_Matrix2D backup_matrix;
GF_Matrix mx_3d;
SVGPropertiesPointers backup_props;
u32 backup_flags;
u32 styling_size = sizeof(SVGPropertiesPointers);
GF_TraverseState *tr_state = (GF_TraverseState *) rs;
SVGAllAttributes all_atts;
if (is_destroy) {
SVGgStack *group = gf_node_get_private(node);
#ifdef GF_SR_USE_VIDEO_CACHE
group_2d_destroy_svg(node, group);
#else
if (group->cache) group_cache_del(group->cache);
#endif
gf_free(group);
gf_sc_check_focus_upon_destroy(node);
return;
}
/*group cache traverse routine*/
else if (tr_state->traversing_mode == TRAVERSE_DRAW_2D) {
SVGgStack *group = gf_node_get_private(node);
group_cache_draw(group->cache, tr_state);
return;
}
gf_svg_flatten_attributes((SVG_Element *)node, &all_atts);
if (!compositor_svg_traverse_base(node, &all_atts, tr_state, &backup_props, &backup_flags))
return;
if (compositor_svg_is_display_off(tr_state->svg_props)) {
/* u32 prev_flags = tr_state->switched_off;
tr_state->switched_off = 1;
compositor_svg_traverse_children(((SVG_Element *)node)->children, tr_state);
tr_state->switched_off = prev_flags;*/
memcpy(tr_state->svg_props, &backup_props, styling_size);
tr_state->svg_flags = backup_flags;
return;
}
compositor_svg_apply_local_transformation(tr_state, &all_atts, &backup_matrix, &mx_3d);
if (tr_state->traversing_mode == TRAVERSE_GET_BOUNDS) {
gf_sc_get_nodes_bounds(node, ((SVG_Element *)node)->children, tr_state, NULL);
} else if (tr_state->traversing_mode == TRAVERSE_SORT) {
#ifdef GF_SR_USE_DEPTH
Fixed scale, offset, dscale, doffset;
#endif
Fixed opacity = FIX_ONE;
Bool clear = 0;
SVGgStack *group;
if (!tr_state->in_svg_filter && all_atts.filter && all_atts.filter->iri.target) {
svg_draw_filter(all_atts.filter->iri.target, node, tr_state);
return;
}
group = gf_node_get_private(node);
if (tr_state->parent_use_opacity) {
opacity = tr_state->parent_use_opacity->value;
tr_state->parent_use_opacity = NULL;
}
if (all_atts.opacity) {
opacity = gf_mulfix(opacity, all_atts.opacity->value);
}
if (gf_node_dirty_get(node)&GF_SG_CHILD_DIRTY) {
drawable_reset_group_highlight(tr_state, node);
clear=1;
}
#ifdef GF_SR_USE_DEPTH
dscale = FIX_ONE;
doffset=0;
if (all_atts.gpac_depthGain && all_atts.gpac_depthGain->type==SVG_NUMBER_VALUE) dscale = all_atts.gpac_depthGain->value;
if (all_atts.gpac_depthOffset && all_atts.gpac_depthOffset->type==SVG_NUMBER_VALUE) doffset = all_atts.gpac_depthOffset->value;
scale = tr_state->depth_gain;
offset = tr_state->depth_offset;
// new offset is multiplied by parent gain and added to parent offset
tr_state->depth_offset = gf_mulfix(doffset, scale) + offset;
// gain is multiplied by parent gain
tr_state->depth_gain = gf_mulfix(scale, dscale);
#endif
if (opacity < FIX_ONE) {
if (!group->cache) {
group->cache = group_cache_new(tr_state->visual->compositor, node);
group->cache->force_recompute = 1;
}
group->cache->opacity = opacity;
if (tr_state->visual->compositor->zoom_changed)
group->cache->force_recompute = 1;
group->flags |= GROUP_IS_CACHED | GROUP_PERMANENT_CACHE;
#ifdef GF_SR_USE_VIDEO_CACHE
group_2d_cache_traverse(node, group, tr_state);
#else
group_cache_traverse(node, group->cache, tr_state, group->cache->force_recompute, 0, 0);
#endif
} else {
#ifdef GF_SR_USE_VIDEO_CACHE
Bool group_cached;
group_cached = group_2d_cache_traverse(node, group, tr_state);
gf_node_dirty_clear(node, GF_SG_CHILD_DIRTY);
/*group is not cached, traverse the children*/
if (!group_cached) {
GF_ChildNodeItem *child;
DrawableContext *first_ctx = tr_state->visual->cur_context;
u32 cache_too_small = 0;
Bool skip_first_ctx = (first_ctx && first_ctx->drawable) ? 1 : 0;
u32 traverse_time = gf_sys_clock();
u32 last_cache_idx = gf_list_count(tr_state->visual->compositor->cached_groups_queue);
tr_state->cache_too_small = 0;
child = ((GF_ParentNode *)node)->children;
while (child) {
gf_node_traverse(child->node, tr_state);
child = child->next;
if (tr_state->cache_too_small)
cache_too_small++;
}
if (cache_too_small) {
tr_state->cache_too_small = 1;
} else {
/*get the traversal time for each group*/
traverse_time = gf_sys_clock() - traverse_time;
group->traverse_time += traverse_time;
/*record the traversal information and turn cache on if possible*/
group_2d_cache_evaluate(node, group, tr_state, first_ctx, skip_first_ctx, last_cache_idx);
}
}
#else
compositor_svg_traverse_children(((SVG_Element *)node)->children, tr_state);
#endif
}
if (clear) gf_node_dirty_clear(node, 0);
drawable_check_focus_highlight(node, tr_state, NULL);
#ifdef GF_SR_USE_DEPTH
tr_state->depth_gain = scale;
tr_state->depth_offset = offset;
#endif
} else {
compositor_svg_traverse_children(((SVG_Element *)node)->children, tr_state);
}
compositor_svg_restore_parent_transformation(tr_state, &backup_matrix, &mx_3d);
memcpy(tr_state->svg_props, &backup_props, styling_size);
tr_state->svg_flags = backup_flags;
}
