#include "frame.h"

void frame_client_gravity(Frame *self, int *x, int *y)
{
    /* horizontal */
    switch (self->client->gravity) {
    default:
    case NorthWestGravity:
    case SouthWestGravity:
    case WestGravity:
	break;

    case NorthGravity:
    case SouthGravity:
    case CenterGravity:
	*x -= (self->size.left + self->size.right) / 2;
	break;

    case NorthEastGravity:
    case SouthEastGravity:
    case EastGravity:
	*x -= self->size.left + self->size.right;
	break;

    case ForgetGravity:
    case StaticGravity:
	*x -= self->size.left;
	break;
    }

    /* vertical */
    switch (self->client->gravity) {
    default:
    case NorthWestGravity:
    case NorthEastGravity:
    case NorthGravity:
	break;

    case CenterGravity:
    case EastGravity:
    case WestGravity:
	*y -= (self->size.top + self->size.bottom) / 2;
	break;

    case SouthWestGravity:
    case SouthEastGravity:
    case SouthGravity:
	*y -= self->size.top + self->size.bottom;
	break;

    case ForgetGravity:
    case StaticGravity:
	*y -= self->size.top;
	break;
    }
}

void frame_frame_gravity(Frame *self, int *x, int *y)
{
    /* horizontal */
    switch (self->client->gravity) {
    default:
    case NorthWestGravity:
    case WestGravity:
    case SouthWestGravity:
	break;
    case NorthGravity:
    case CenterGravity:
    case SouthGravity:
	*x += (self->size.left + self->size.right) / 2;
	break;
    case NorthEastGravity:
    case EastGravity:
    case SouthEastGravity:
	*x += self->size.left + self->size.right;
	break;
    case StaticGravity:
    case ForgetGravity:
	*x += self->size.left;
	break;
    }

    /* vertical */
    switch (self->client->gravity) {
    default:
    case NorthWestGravity:
    case WestGravity:
    case SouthWestGravity:
	break;
    case NorthGravity:
    case CenterGravity:
    case SouthGravity:
	*y += (self->size.top + self->size.bottom) / 2;
	break;
    case NorthEastGravity:
    case EastGravity:
    case SouthEastGravity:
	*y += self->size.top + self->size.bottom;
	break;
    case StaticGravity:
    case ForgetGravity:
	*y += self->size.top;
	break;
    }
}