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Fix working out whether a text is in an inline. 

svn path=/trunk/netsurf/; revision=4708
This commit is contained in:
Michael Drake 2008-07-19 18:46:17 +00:00
parent eb613cfedd
commit 8a7bb3194c
1 changed files with 21 additions and 12 deletions
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33
render/html_redraw.c
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@ -49,7 +49,8 @@
static bool html_redraw_box(struct box *box,
int x, int y,
int clip_x0, int clip_y0, int clip_x1, int clip_y1,
float scale, colour current_background_color);
float scale, colour current_background_color,
int inline_depth);
static bool html_redraw_box_children(struct box *box,
int x_parent, int y_parent,
int clip_x0, int clip_y0, int clip_x1, int clip_y1,
@ -128,7 +129,7 @@ bool html_redraw(struct content *c, int x, int y,
result = html_redraw_box(box, x, y,
clip_x0, clip_y0, clip_x1, clip_y1,
scale, background_colour);
scale, background_colour, 0);
knockout_plot_end();
@ -149,6 +150,7 @@ bool html_redraw(struct content *c, int x, int y,
* \param clip_y1 clip rectangle
* \param scale scale for redraw
* \param current_background_color background colour under this box
* \param inline_depth depth of nested inlines inside an inline container
* \return true if successful, false otherwise
*
* x, y, clip_[xy][01] are in target coordinates.
@ -157,7 +159,8 @@ bool html_redraw(struct content *c, int x, int y,
bool html_redraw_box(struct box *box,
int x_parent, int y_parent,
int clip_x0, int clip_y0, int clip_x1, int clip_y1,
float scale, colour current_background_color)
float scale, colour current_background_color,
int inline_depth)
{
int x, y;
int width, height;
@ -330,14 +333,13 @@ bool html_redraw_box(struct box *box,
/* bg_box == NULL implies that this box should not have
* its background rendered. Otherwise filter out linebreaks,
* optimize away non-differing inlines, only plot background
* for BOX_TEXT if parent is a BOX_INLINE and ensure the bg_box
* for BOX_TEXT it's in an inline and ensure the bg_box
* has something worth rendering */
if (bg_box && (bg_box->style && bg_box->type != BOX_BR &&
(bg_box->type != BOX_INLINE ||
bg_box->style != bg_box->parent->parent->style)) &&
(!bg_box->parent || !bg_box->parent->parent ||
bg_box->type != BOX_TEXT || (bg_box->type == BOX_TEXT &&
bg_box->parent->type == BOX_INLINE)) &&
(bg_box->type != BOX_TEXT ||
(bg_box->type == BOX_TEXT && inline_depth > 0)) &&
((bg_box->style->background_color != TRANSPARENT) ||
(bg_box->background))) {
/* find intersection of clip box and border edge */
@ -443,7 +445,7 @@ bool html_redraw_box(struct box *box,
x_parent + box->x - box->scroll_x,
y_parent + box->y - box->scroll_y,
clip_x0, clip_y0, clip_x1, clip_y1,
scale, current_background_color))
scale, current_background_color, 0))
return false;
/* scrollbars */
@ -484,23 +486,30 @@ bool html_redraw_box_children(struct box *box,
int clip_x0, int clip_y0, int clip_x1, int clip_y1,
float scale, colour current_background_color)
{
int inline_depth = 0;
struct box *c;
for (c = box->children; c; c = c->next)
for (c = box->children; c; c = c->next) {
if (c->type == BOX_INLINE)
inline_depth++;
else if (c->type == BOX_INLINE_END)
inline_depth--;
if (c->type != BOX_FLOAT_LEFT && c->type != BOX_FLOAT_RIGHT)
if (!html_redraw_box(c,
x_parent + box->x - box->scroll_x,
y_parent + box->y - box->scroll_y,
clip_x0, clip_y0, clip_x1, clip_y1,
scale, current_background_color))
scale, current_background_color,
inline_depth))
return false;
}
for (c = box->float_children; c; c = c->next_float)
if (!html_redraw_box(c,
x_parent + box->x - box->scroll_x,
y_parent + box->y - box->scroll_y,
clip_x0, clip_y0, clip_x1, clip_y1,
scale, current_background_color))
scale, current_background_color, 0))
return false;
return true;