void
dfb_font_destroy( CoreFont *font )
{
int i;
D_MAGIC_ASSERT( font, CoreFont );
D_MAGIC_CLEAR( font );
pthread_mutex_lock( &font->lock );
dfb_state_set_destination( &font->state, NULL );
dfb_state_set_source( &font->state, NULL );
dfb_state_destroy( &font->state );
direct_tree_destroy( font->glyph_infos );
if (font->surfaces) {
for (i = 0; i < font->rows; i++)
dfb_surface_unref( font->surfaces[i] );
D_FREE( font->surfaces );
}
pthread_mutex_unlock( &font->lock );
pthread_mutex_destroy( &font->lock );
D_FREE( font );
}
DFBResult
IGraphicsState_Real__ReleaseSource(
CoreGraphicsState *obj
)
{
D_DEBUG_AT( DirectFB_CoreGraphicsState, "IGraphicsState_Real::%s()\n", __FUNCTION__ );
dfb_state_set_source( &obj->state, NULL );
dfb_state_set_source_mask( &obj->state, NULL );
dfb_state_set_source2( &obj->state, NULL );
return DFB_OK;
}
DFBResult
IGraphicsState_Real__SetSource(
CoreGraphicsState *obj,
CoreSurface *surface
)
{
D_DEBUG_AT( DirectFB_CoreGraphicsState, "%s()\n", __FUNCTION__ );
D_ASSERT( surface != NULL );
dfb_state_set_source( &obj->state, surface );
return DFB_OK;
}
static DFBResult
IDirectFBImageProvider_WebP_RenderTo( IDirectFBImageProvider *thiz,
IDirectFBSurface *destination,
const DFBRectangle *dest_rect )
{
DFBResult ret;
DFBRegion clip;
CoreSurface *dst_surface;
CardState state;
CoreSurfaceBufferLock lock;
IDirectFBSurface_data *dst_data;
DIRenderCallbackResult cb_result = DIRCR_OK;
DFBRectangle src_rect;
DFBRectangle rect;
DIRECT_INTERFACE_GET_DATA( IDirectFBImageProvider_WebP )
if (!destination)
return DFB_INVARG;
dst_data = destination->priv;
if (!dst_data || !dst_data->surface)
return DFB_DESTROYED;
dst_surface = dst_data->surface;
if (dest_rect) {
if (dest_rect->w < 1 || dest_rect->h < 1)
return DFB_INVARG;
rect = *dest_rect;
rect.x += dst_data->area.wanted.x;
rect.y += dst_data->area.wanted.y;
}
else {
rect = dst_data->area.wanted;
}
dfb_region_from_rectangle( &clip, &dst_data->area.current );
if (!dfb_rectangle_region_intersects( &rect, &clip ))
return DFB_OK;
ret = dfb_surface_create_simple( data->base.core, data->width, data->height, data->pixelformat,
DSCS_RGB, DSCAPS_NONE, CSTF_NONE,
0, NULL, &data->decode_surface );
if (ret) {
D_ERROR( "Failed to create surface : '%s'\n", DirectResultString(ret) );
goto error;
}
ret = dfb_surface_lock_buffer( data->decode_surface, CSBR_BACK, CSAID_CPU, CSAF_WRITE, &lock );
if (ret) {
D_ERROR( "Failed to lock the surface : '%s'\n", DirectResultString(ret) );
goto error;
}
ret = WebP_decode_image( data, &lock );
if (ret) {
D_ERROR( "Failed to decode the image : '%s'\n", DirectResultString(ret) );
goto error;
}
dfb_surface_unlock_buffer( data->decode_surface, &lock );
dfb_state_init( &state, data->base.core );
state.modified |= SMF_CLIP;
state.clip = DFB_REGION_INIT_FROM_RECTANGLE_VALS( rect.x, rect.y, rect.w, rect.h );
src_rect = (DFBRectangle){0, 0, data->width, data->height};
dfb_state_set_source( &state, data->decode_surface );
dfb_state_set_destination( &state, dst_surface );
dfb_gfxcard_batchstretchblit( &src_rect, &rect, 1, &state );
data->serial = &state.serial;
dfb_state_set_source(&state, NULL);
dfb_state_set_destination(&state, NULL);
dfb_state_destroy(&state);
if (data->base.render_callback) {
DFBRectangle r = { 0, 0, data->width, data->height };
cb_result=data->base.render_callback( &r, data->base.render_callback_context );
}
if (cb_result == DIRCR_OK) {
data->base.buffer->Release( data->base.buffer );
data->base.buffer = NULL;
}
return DFB_OK;
error:
if (data->decode_surface && lock.pitch)
dfb_surface_unlock_buffer( data->decode_surface, &lock );
dfb_surface_unref( data->decode_surface );
data->base.buffer->Release( data->base.buffer );
data->base.buffer = NULL;
return ret;
}