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[project @ 2004-04-11 00:35:24 by jmb] 

Retain aspect ratio of boxes if only one of width/height are specified (eg <img src="blah" width="123"> would scale height to be 123/image_width * image_height)

NB: This does /not/ work for %age widths as %age heights do nothing as yet

svn path=/import/netsurf/; revision=750
This commit is contained in:
John Mark Bell 2004-04-11 00:35:24 +00:00
parent 076b8c8a96
commit 67fce3b801
1 changed files with 21 additions and 0 deletions
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21
render/html.c
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@ -582,6 +582,27 @@ void html_object_callback(content_msg msg, struct content *object,
case CONTENT_MSG_DONE:
LOG(("got object '%s'", object->url));
box->object = object;
/* retain aspect ratio of box content */
if ((box->style->width.width == CSS_WIDTH_LENGTH /*||
box->style->width.width == CSS_WIDTH_PERCENT*/) &&
box->style->height.height == CSS_HEIGHT_AUTO) {
box->style->height.height = CSS_HEIGHT_LENGTH;
box->style->height.length.unit = CSS_UNIT_PX;
if (box->style->width.width == CSS_WIDTH_LENGTH) {
box->style->height.length.value = object->height * (box->style->width.value.length.value / object->width);
}
/*else {
box->style->height.length.value = object->height * (box->style->width.value.percent / 100);
}*/
box->height = box->style->height.length.value;
}
if (box->style->height.height == CSS_HEIGHT_LENGTH &&
box->style->width.width == CSS_WIDTH_AUTO) {
box->style->width.width = CSS_WIDTH_LENGTH;
box->style->width.value.length.unit = CSS_UNIT_PX;
box->style->width.value.length.value = object->width * (box->style->height.length.value / object->height);
box->min_width = box->max_width = box->width = box->style->width.value.length.value;
}
/* set dimensions to object dimensions if auto */
if (box->style->width.width == CSS_WIDTH_AUTO) {
box->style->width.width = CSS_WIDTH_LENGTH;