[PATCH 1/6] dix: add ScrollInfo to DeviceChangedEvents
Daniel Stone
daniel at fooishbar.org
Thu Oct 20 06:03:25 PDT 2011
Hi,
On Thu, Oct 20, 2011 at 04:25:41PM +1000, Peter Hutterer wrote:
> @@ -482,6 +483,41 @@ appendValuatorInfo(DeviceChangedEvent *dce, xXIValuatorInfo *info, int axisnumbe
> }
>
> static int
> +appendScrollInfo(DeviceChangedEvent *dce, xXIScrollInfo *info, int axisnumber)
> +{
> + if (dce->valuators[axisnumber].scroll.type == SCROLL_TYPE_NONE)
> + return 0;
> +
> + info->type = XIScrollClass;
> + info->length = sizeof(xXIScrollInfo)/4;
> + info->number = axisnumber;
> + switch(dce->valuators[axisnumber].scroll.type)
^
space
> + {
> + case SCROLL_TYPE_VERTICAL:
> + info->scroll_type = XIScrollTypeVertical;
> + break;
> + case SCROLL_TYPE_HORIZONTAL:
> + info->scroll_type = XIScrollTypeHorizontal;
> + break;
> + default:
> + ErrorF("[Xi] Unknown scroll type %d. This is a bug.\n", dce->valuators[axisnumber].scroll.type);
> + break;
> + }
> + info->increment.integral = (int)dce->valuators[axisnumber].scroll.increment;
> + info->increment.frac = (unsigned int)dce->valuators[axisnumber].scroll.increment * (1UL << 16) * (1UL << 16);
This should be using double_to_fp3232, no?
Other than that:
Reviewed-by: Daniel Stone <daniel at fooishbar.org>
Cheers,
Daniel
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