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Fix repeating background image redraw bug.

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svn path=/trunk/netsurf/; revision=4700
This commit is contained in:
Michael Drake 2008-07-19 00:50:41 +00:00
parent fb0937285c
commit 302e16de79
1 changed files with 31 additions and 9 deletions
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40
render/html_redraw.c
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@ -1325,15 +1325,37 @@ bool html_redraw_background(int x, int y, struct box *box, float scale,
}
/* and plot the image */
if (plot_content) {
if (!plot.clip(clip_x0, clip_y0, clip_x1, clip_y1))
if (!repeat_x) {
if (clip_x0 < x)
clip_x0 = x;
if (clip_x1 > x + background->background->width)
clip_x1 = x + background->background->
width;
} else if (!repeat_y) {
if (clip_y0 < y)
clip_y0 = y;
if (clip_y1 > y + background->background->
height)
clip_y1 = y + background->background->
height;
}
/* valid clipping rectangles only */
if ((clip_x0 < clip_x1) && (clip_y0 < clip_y1)) {
if (!plot.clip(clip_x0, clip_y0,
clip_x1, clip_y1))
return false;
if (!content_redraw_tiled(background->background, x, y,
ceilf(background->background->width * scale),
ceilf(background->background->height * scale),
clip_x0, clip_y0, clip_x1, clip_y1, scale,
*background_colour,
repeat_x, repeat_y))
return false;
if (!content_redraw_tiled(background->
background, x, y,
ceilf(background->background->
width * scale),
ceilf(background->background->
height * scale),
clip_x0, clip_y0,
clip_x1, clip_y1,
scale, *background_colour,
repeat_x, repeat_y))
return false;
}
}
/* only <tr> rows being clipped to child boxes loop */
@ -1481,7 +1503,7 @@ bool html_redraw_scrollbars(struct box *box, float scale,
colour vcolour = box->style->border[RIGHT].color;
colour hcolour = box->style->border[BOTTOM].color;
/** \todo We probably want to clamp to either end of the spectrum,
/** \todo We probably want to clamp to either end of the spectrum,
* rather than simply taking the inverse colour. */
if (vcolour == TRANSPARENT || vcolour == background_colour)
vcolour = background_colour ^ 0xffffff;