static DFBResult
IDirectFBSurface_Layer_Flip( IDirectFBSurface *thiz,
const DFBRegion *region,
DFBSurfaceFlipFlags flags )
{
DFBRegion reg;
DIRECT_INTERFACE_GET_DATA(IDirectFBSurface_Layer)
D_DEBUG_AT( Surface, "%s( %p, %p, 0x%08x )\n", __FUNCTION__, thiz, region, flags );
if (!data->base.surface)
return DFB_DESTROYED;
if (data->base.locked)
return DFB_LOCKED;
if (!data->base.area.current.w || !data->base.area.current.h ||
(region && (region->x1 > region->x2 || region->y1 > region->y2)))
return DFB_INVAREA;
IDirectFBSurface_StopAll( &data->base );
if (data->base.parent) {
IDirectFBSurface_data *parent_data;
DIRECT_INTERFACE_GET_DATA_FROM( data->base.parent, parent_data, IDirectFBSurface );
if (parent_data) {
/* Signal end of sequence of operations. */
dfb_state_lock( &parent_data->state );
dfb_state_stop_drawing( &parent_data->state );
dfb_state_unlock( &parent_data->state );
}
}
dfb_region_from_rectangle( ®, &data->base.area.current );
if (region) {
DFBRegion clip = DFB_REGION_INIT_TRANSLATED( region,
data->base.area.wanted.x,
data->base.area.wanted.y );
if (!dfb_region_region_intersect( ®, &clip ))
return DFB_INVAREA;
}
D_DEBUG_AT( Surface, " -> FLIP %4d,%4d-%4dx%4d\n", DFB_RECTANGLE_VALS_FROM_REGION( ® ) );
return CoreLayerRegion_FlipUpdate( data->region, ®, flags );
}
static void
foo_update( StretRegion *region,
void *region_data,
void *update_data,
unsigned long arg,
int x,
int y,
const DFBRegion *updates,
int num )
{
int i;
DFBRegion clip;
DFBDimension size;
bool visible;
WMShared *shared;
UniqueContext *context;
UniqueWindow *window = region_data;
CardState *state = update_data;
DFBSurfaceBlittingFlags flags = DSBLIT_NOFX;
D_ASSERT( region != NULL );
D_ASSERT( region_data != NULL );
D_ASSERT( update_data != NULL );
D_ASSERT( updates != NULL );
D_MAGIC_ASSERT( window, UniqueWindow );
D_MAGIC_ASSERT( state, CardState );
shared = window->shared;
D_MAGIC_ASSERT( shared, WMShared );
D_ASSERT( shared->foo_surface != NULL );
context = window->context;
D_MAGIC_ASSERT( context, UniqueContext );
visible = D_FLAGS_IS_SET( window->flags, UWF_VISIBLE );
D_DEBUG_AT( UniQuE_Foo, "foo_update( region %p, window %p, visible %s, num %d )\n",
region, window, visible ? "yes" : "no", num );
#if D_DEBUG_ENABLED
for (i=0; i<num; i++) {
D_DEBUG_AT( UniQuE_Foo, " (%d) %4d,%4d - %4dx%4d\n",
i, DFB_RECTANGLE_VALS_FROM_REGION( &updates[i] ) );
}
#endif
if (!visible)
return;
stret_region_get_size( region, &size );
/* Use per pixel alpha blending. */
flags |= DSBLIT_BLEND_ALPHACHANNEL;
/* Use global alpha blending. */
if (window->opacity != 0xFF) {
flags |= DSBLIT_BLEND_COLORALPHA;
/* Set opacity as blending factor. */
if (state->color.a != window->opacity) {
state->color.a = window->opacity;
state->modified |= SMF_COLOR;
}
}
/* Use colorizing if the color is not white. */
if (context->color.r != 0xff || context->color.g != 0xff || context->color.b != 0xff) {
flags |= DSBLIT_COLORIZE;
state->color.r = context->color.r;
state->color.g = context->color.g;
state->color.b = context->color.b;
state->modified |= SMF_COLOR;
}
/* Set blitting flags. */
dfb_state_set_blitting_flags( state, flags );
/* Set blitting source. */
state->source = shared->foo_surface;
state->modified |= SMF_SOURCE;
switch (arg) {
case UFI_N:
case UFI_E:
case UFI_S:
case UFI_W:
clip = state->clip;
/* for (i=0; i<num; i++) {
DFBRegion update = DFB_REGION_INIT_TRANSLATED( &updates[i], x, y );
DFBRectangle source = shared->foo_rects[arg];
DFBRectangle dest = { x, y, size.w, size.h };
dfb_state_set_clip( state, &update );
dfb_gfxcard_stretchblit( &source, &dest, state );
}*/
for (i=0; i<num; i++) {
DFBRegion update = DFB_REGION_INIT_TRANSLATED( &updates[i], x, y );
DFBRectangle source = shared->foo_rects[arg];
dfb_state_set_clip( state, &update );
dfb_gfxcard_tileblit( &source, x, y, x + size.w - 1, y + size.h - 1, state );
}
dfb_state_set_clip( state, &clip );
break;
case UFI_NE:
case UFI_SE:
case UFI_SW:
case UFI_NW:
for (i=0; i<num; i++) {
DFBRectangle rect = DFB_RECTANGLE_INIT_FROM_REGION( &updates[i] );
dfb_rectangle_translate( &rect, shared->foo_rects[arg].x, shared->foo_rects[arg].y );
dfb_gfxcard_blit( &rect, x + updates[i].x1, y + updates[i].y1, state );
}
break;
default:
D_BUG( "invalid arg" );
}
/* Reset blitting source. */
state->source = NULL;
state->modified |= SMF_SOURCE;
}
