/** unregister setup */
static void _unregister()
{
if(!_setup)
NFT_LOG_NULL();
/* free all hardware nodes */
LedHardware *h;
for(h = led_setup_get_hardware(_setup);
h; h = led_hardware_list_get_next(h))
{
/* unregister all tiles of hardware */
LedTile *t;
for(t = led_hardware_get_tile(h);
t; t = led_tile_list_get_next(t))
{
tile_unregister_from_gui(led_tile_get_privdata(t));
}
/* unregister chain of hardware */
chain_unregister_from_gui(led_chain_get_privdata
(led_hardware_get_chain(h)));
/* unregister hardware */
hardware_unregister_from_gui(led_hardware_get_privdata(h));
}
led_setup_destroy(_setup);
_setup = NULL;
free(_current_filename);
_current_filename = NULL;
}
/** damage chain renderer to queue re-render */
void renderer_chain_damage(
NiftyconfChain * chain)
{
LedChain *c = chain_niftyled(chain);
/* damage this chain's renderer */
renderer_damage(chain_get_renderer(chain));
/* also damage parent tile */
LedTile *t;
if((t = led_chain_get_parent_tile(c)))
{
NiftyconfTile *tile = led_tile_get_privdata(t);
renderer_tile_damage(tile);
}
}
/** renderer for setups */
static NftResult _render_setup(cairo_surface_t ** surface, gpointer element)
{
if(!surface || !element)
NFT_LOG_NULL(NFT_FAILURE);
/* setup to render */
LedSetup *s = (LedSetup *) element;
/* get dimensions of setup */
LedFrameCord w, h;
led_setup_get_dim(s, &w, &h);
/* calculate rendered dimensions of this tile */
double width = (double) w * ui_renderer_scale_factor();
double height = (double) h * ui_renderer_scale_factor();
/* if dimensions changed, we need to allocate a new surface */
if(!renderer_resize(setup_get_renderer(), width, height))
{
g_error("Failed to resize renderer to %dx%d", w, h);
return NFT_FAILURE;
}
/* create context for drawing */
cairo_t *cr = cairo_create(*surface);
/* clear surface */
#ifdef DEBUG
cairo_set_source_rgba(cr, 0.1, 0.1, 0.1, 1);
#else
cairo_set_source_rgba(cr, 0, 0, 0, 1);
#endif
cairo_rectangle(cr,
0, 0,
(double) cairo_image_surface_get_width(*surface),
(double) cairo_image_surface_get_height(*surface));
cairo_fill(cr);
/* walk through all hardware LED adapters */
LedHardware *hw;
for(hw = led_setup_get_hardware(s);
hw; hw = led_hardware_list_get_next(hw))
{
/* calculate offset of complete setup */
LedTile *t;
double xOff = 0, yOff = 0;
for(t = led_hardware_get_tile(hw);
t; t = led_tile_list_get_next(t))
{
double xOffT, yOffT;
tile_calc_render_offset(led_tile_get_privdata(t),
(double) w, (double) h,
&xOffT, &yOffT);
xOff = MIN(xOff, xOffT);
yOff = MIN(yOff, yOffT);
}
renderer_set_offset(setup_get_renderer(),
xOff * ui_renderer_scale_factor(),
yOff * ui_renderer_scale_factor());
/* Walk all tiles of this hardware & draw their surface */
for(t = led_hardware_get_tile(hw);
t; t = led_tile_list_get_next(t))
{
/** @todo check for visibility? */
/* get surface from tile */
NiftyconfTile *tile =
(NiftyconfTile *) led_tile_get_privdata(t);
/* get surface */
cairo_surface_t *tsurface = renderer_get_surface
(tile_get_renderer(tile));
/* compensate child tiles' offset */
double xOffT, yOffT;
renderer_get_offset(tile_get_renderer(tile), &xOffT,
&yOffT);
cairo_translate(cr, xOffT, yOffT);
/* compensate setup offset */
cairo_translate(cr,
-xOff * ui_renderer_scale_factor(),
-yOff * ui_renderer_scale_factor());
/* move to x/y */
LedFrameCord x, y;
led_tile_get_pos(t, &x, &y);
cairo_translate(cr,
((double) x) *
ui_renderer_scale_factor(),
((double) y) *
ui_renderer_scale_factor());
/* rotate around pivot */
double pX, pY;
led_tile_get_pivot(t, &pX, &pY);
cairo_translate(cr,
pX * ui_renderer_scale_factor(),
pY * ui_renderer_scale_factor());
cairo_rotate(cr, led_tile_get_rotation(t));
cairo_translate(cr,
-pX * ui_renderer_scale_factor(),
-pY * ui_renderer_scale_factor());
/* draw surface */
cairo_set_source_surface(cr, tsurface, 0, 0);
/* disable filtering */
cairo_pattern_set_filter(cairo_get_source(cr),
ui_renderer_filter());
/* disable antialiasing */
cairo_set_antialias(cr, ui_renderer_antialias());
/* render surface */
cairo_paint(cr);
/* reset transformation matrix */
cairo_identity_matrix(cr);
}
/* Draw chain of this hardware */
/* s =
* chain_get_surface(led_chain_get_privdata(led_hardware_get_chain(h)));
* cairo_set_source_surface(cr, s, 0, 0); cairo_paint(cr); */
}
cairo_destroy(cr);
return NFT_SUCCESS;
}
