static void
glw_image_layout(glw_t *w, glw_rctx_t *rc)
{
glw_image_t *gi = (void *)w;
glw_root_t *gr = w->glw_root;
glw_loadable_texture_t *glt;
glw_rctx_t rc0;
glw_t *c;
int hq = (w->glw_class == &glw_icon || w->glw_class == &glw_image);
if(gi->gi_pending_url != NULL) {
// Request to load
int xs = -1, ys = -1;
int flags = 0;
gi->gi_loading_new_url = 1;
if(gi->gi_pending != NULL) {
glw_tex_deref(w->glw_root, gi->gi_pending);
gi->gi_pending = NULL;
}
if(rstr_get(gi->gi_pending_url)[0] == 0) {
// Empty string, unload all
if(gi->gi_current != NULL) {
glw_tex_deref(w->glw_root, gi->gi_current);
gi->gi_current = NULL;
}
gi->gi_update = 1;
} else {
if(w->glw_class == &glw_repeatedimage)
flags |= GLW_TEX_REPEAT;
if(hq) {
if(rc->rc_width < rc->rc_height) {
xs = rc->rc_width;
} else {
ys = rc->rc_height;
}
}
if(xs && ys) {
if(w->glw_flags & GLW_DEBUG)
TRACE(TRACE_DEBUG, "IMG", "Loading texture: %s",
rstr_get(gi->gi_pending_url));
gi->gi_pending = glw_tex_create(w->glw_root,
gi->gi_pending_url,
flags, xs, ys);
rstr_release(gi->gi_pending_url);
gi->gi_pending_url = NULL;
}
}
}
if((glt = gi->gi_pending) != NULL) {
glw_tex_layout(gr, glt);
if(glw_is_tex_inited(&glt->glt_texture) ||
glt->glt_state == GLT_STATE_ERROR) {
// Pending texture completed, ok or error: transfer to current
if(gi->gi_current != NULL)
glw_tex_deref(w->glw_root, gi->gi_current);
gi->gi_current = gi->gi_pending;
gi->gi_pending = NULL;
gi->gi_update = 1;
gi->gi_loading_new_url = 0;
}
}
if((glt = gi->gi_current) == NULL)
return;
if(gi->gi_loading_new_url) {
gi->gi_autofade = GLW_LP(8, gi->gi_autofade, 0);
} else {
gi->gi_autofade = GLW_LP(8, gi->gi_autofade, 1);
}
glw_tex_layout(gr, glt);
if(glt->glt_state == GLT_STATE_ERROR) {
if(!gi->gi_is_ready) {
gi->gi_is_ready = 1;
glw_signal0(w, GLW_SIGNAL_READINESS, NULL);
}
} else if(glw_is_tex_inited(&glt->glt_texture)) {
int r = !gi->gi_loading_new_url;
if(gi->gi_is_ready != r) {
gi->gi_is_ready = r;
glw_signal0(w, GLW_SIGNAL_READINESS, NULL);
}
if(gi->gi_update) {
gi->gi_update = 0;
glw_renderer_free(&gi->gi_gr);
switch(gi->gi_mode) {
case GI_MODE_NORMAL:
glw_renderer_init_quad(&gi->gi_gr);
glw_image_layout_normal(gr, rc, gi, glt);
break;
case GI_MODE_BORDER_SCALING:
glw_renderer_init(&gi->gi_gr, 16, 18, borderobject);
glw_image_layout_tesselated(gr, rc, gi, glt);
break;
case GI_MODE_REPEATED_TEXTURE:
glw_renderer_init_quad(&gi->gi_gr);
glw_image_layout_repeated(gr, rc, gi, glt);
break;
case GI_MODE_ALPHA_EDGES:
glw_renderer_init(&gi->gi_gr, 16, 18, borderobject);
glw_image_layout_alpha_edges(gr, rc, gi, glt);
break;
case GI_MODE_BORDER_ONLY_SCALING:
glw_renderer_init(&gi->gi_gr, 16, 16, borderonlyobject);
glw_image_layout_tesselated(gr, rc, gi, glt);
break;
default:
abort();
}
} else if(gi->gi_last_width != rc->rc_width ||
gi->gi_last_height != rc->rc_height) {
gi->gi_last_width = rc->rc_width;
gi->gi_last_height = rc->rc_height;
switch(gi->gi_mode) {
case GI_MODE_NORMAL:
break;
case GI_MODE_BORDER_SCALING:
case GI_MODE_BORDER_ONLY_SCALING:
glw_image_layout_tesselated(gr, rc, gi, glt);
break;
case GI_MODE_REPEATED_TEXTURE:
glw_image_layout_repeated(gr, rc, gi, glt);
break;
case GI_MODE_ALPHA_EDGES:
glw_image_layout_alpha_edges(gr, rc, gi, glt);
break;
}
gi->gi_need_reload = hq;
}
if(gi->gi_need_reload && gi->gi_pending == NULL &&
gi->gi_pending_url == NULL && rc->rc_width && rc->rc_height) {
gi->gi_need_reload = 0;
int xs = -1, ys = -1, rescale;
if(rc->rc_width < rc->rc_height) {
rescale = rc->rc_width != glt->glt_xs;
xs = rc->rc_width;
} else {
rescale = rc->rc_height != glt->glt_ys;
ys = rc->rc_height;
}
if(rescale) {
int flags = 0;
if(w->glw_class == &glw_repeatedimage)
flags |= GLW_TEX_REPEAT;
gi->gi_pending = glw_tex_create(w->glw_root, glt->glt_url,
flags, xs, ys);
}
}
} else {
if(gi->gi_is_ready) {
gi->gi_is_ready = 0;
glw_signal0(w, GLW_SIGNAL_READINESS, NULL);
}
}
glw_image_update_constraints(gi);
if((c = TAILQ_FIRST(&w->glw_childs)) != NULL) {
rc0 = *rc;
rc0.rc_width -= gi->gi_box_left + gi->gi_box_right;
rc0.rc_height -= gi->gi_box_top + gi->gi_box_bottom;
if(rc0.rc_height >= 0 && rc0.rc_width >= 0)
glw_layout0(c, &rc0);
}
}
static void
glw_image_layout(glw_t *w, glw_rctx_t *rc)
{
glw_image_t *gi = (void *)w;
glw_root_t *gr = w->glw_root;
glw_loadable_texture_t *glt;
glw_rctx_t rc0;
glw_t *c;
if(gi->gi_pending_filename != NULL) {
// Request to load
int xs = -1, ys = -1;
int flags = 0;
if(gi->gi_pending != NULL)
glw_tex_deref(w->glw_root, gi->gi_pending);
if(gi->gi_pending_filename[0] == 0) {
gi->gi_pending = NULL;
if(gi->gi_current != NULL) {
glw_tex_deref(w->glw_root, gi->gi_current);
gi->gi_current = NULL;
}
gi->gi_update = 1;
} else {
if(w->glw_class == &glw_repeatedimage)
flags |= GLW_TEX_REPEAT;
if(gi->gi_bitmap_flags & GLW_IMAGE_HQ_SCALING) {
if(rc->rc_width < rc->rc_height) {
xs = rc->rc_width;
} else {
ys = rc->rc_height;
}
}
if(xs && ys) {
gi->gi_pending = glw_tex_create(w->glw_root, gi->gi_pending_filename,
flags, xs, ys);
free(gi->gi_pending_filename);
gi->gi_pending_filename = NULL;
} else {
gi->gi_pending = NULL;
}
}
}
if((glt = gi->gi_pending) != NULL) {
glw_tex_layout(gr, glt);
if(glt->glt_state == GLT_STATE_VALID ||
glt->glt_state == GLT_STATE_ERROR) {
// Pending texture completed, ok or error: transfer to current
if(gi->gi_current != NULL)
glw_tex_deref(w->glw_root, gi->gi_current);
gi->gi_current = gi->gi_pending;
gi->gi_pending = NULL;
gi->gi_update = 1;
}
}
if((glt = gi->gi_current) == NULL)
return;
glw_tex_layout(gr, glt);
if(glt->glt_state == GLT_STATE_ERROR) {
if(!gi->gi_was_valid) {
glw_signal0(w, GLW_SIGNAL_READY, NULL);
gi->gi_was_valid = 1;
}
} else if(glt->glt_state == GLT_STATE_VALID) {
if(!gi->gi_was_valid) {
glw_signal0(w, GLW_SIGNAL_READY, NULL);
gi->gi_was_valid = 1;
}
if(gi->gi_update) {
gi->gi_update = 0;
glw_renderer_free(&gi->gi_gr);
switch(gi->gi_mode) {
case GI_MODE_NORMAL:
glw_renderer_init_quad(&gi->gi_gr);
glw_image_layout_normal(gr, rc, gi, glt);
break;
case GI_MODE_BORDER_SCALING:
glw_renderer_init(&gi->gi_gr, 16, 18, borderobject);
glw_image_layout_tesselated(gr, rc, gi, glt);
break;
case GI_MODE_REPEATED_TEXTURE:
glw_renderer_init_quad(&gi->gi_gr);
glw_image_layout_repeated(gr, rc, gi, glt);
break;
case GI_MODE_ALPHA_EDGES:
glw_renderer_init(&gi->gi_gr, 16, 18, borderobject);
glw_image_layout_alpha_edges(gr, rc, gi, glt);
break;
case GI_MODE_BORDER_ONLY_SCALING:
glw_renderer_init(&gi->gi_gr, 16, 16, borderonlyobject);
glw_image_layout_tesselated(gr, rc, gi, glt);
break;
default:
abort();
}
} else if(gi->gi_last_width != rc->rc_width ||
gi->gi_last_height != rc->rc_height) {
gi->gi_last_width = rc->rc_width;
gi->gi_last_height = rc->rc_height;
switch(gi->gi_mode) {
case GI_MODE_NORMAL:
break;
case GI_MODE_BORDER_SCALING:
case GI_MODE_BORDER_ONLY_SCALING:
glw_image_layout_tesselated(gr, rc, gi, glt);
break;
case GI_MODE_REPEATED_TEXTURE:
glw_image_layout_repeated(gr, rc, gi, glt);
break;
case GI_MODE_ALPHA_EDGES:
glw_image_layout_alpha_edges(gr, rc, gi, glt);
break;
}
if(gi->gi_bitmap_flags & GLW_IMAGE_HQ_SCALING && gi->gi_pending == NULL &&
gi->gi_pending_filename == NULL && rc->rc_width && rc->rc_height) {
int xs = -1, ys = -1, rescale;
if(rc->rc_width < rc->rc_height) {
rescale = abs(rc->rc_width - glt->glt_xs) > glt->glt_xs / 10;
xs = rc->rc_width;
} else {
rescale = abs(rc->rc_height - glt->glt_ys) > glt->glt_ys / 10;
ys = rc->rc_height;
}
if(rescale) {
int flags = 0;
if(w->glw_class == &glw_repeatedimage)
flags |= GLW_TEX_REPEAT;
gi->gi_pending = glw_tex_create(w->glw_root, glt->glt_filename,
flags, xs, ys);
}
}
}
}
glw_image_update_constraints(gi);
if((c = TAILQ_FIRST(&w->glw_childs)) != NULL) {
rc0 = *rc;
rc0.rc_width -= gi->gi_box_left + gi->gi_box_right;
rc0.rc_height -= gi->gi_box_top + gi->gi_box_bottom;
if(rc0.rc_height >= 0 && rc0.rc_width >= 0)
glw_layout0(c, &rc0);
}
}