static void
listbox_layout(widget_t* w)
{
int i;
listbox_t* l = widget_get_instance_data(w);
int visible_items = num_visible_items(w);
for (i = 0; i < widget_num_children(w); ++i) {
int visible_index = i - l->pos;
widget_t* child = widget_get_child(w, i);
if (visible_index >= 0 && visible_index < visible_items) {
rect_t child_rect = widget_get_rect(child);
child_rect.y = (visible_index * l->item_height) + ((l->item_height - child_rect.height) / 2);
widget_set_rect(child, child_rect);
widget_show(child);
}
else {
widget_hide(child);
}
}
widget_enable(l->up_button, (l->pos > 0));
widget_enable(l->dn_button, (l->pos < (widget_num_children(w) - visible_items)));
}
bool editor_palette<Item>::scroll_up()
{
int decrement = item_width_;
if (items_start_ + num_visible_items() == num_items() && num_items() % item_width_ != 0) {
decrement = num_items() % item_width_;
}
if(items_start_ >= decrement) {
items_start_ -= decrement;
draw();
return true;
}
return false;
}
static void
down_button_event(button_event_t* event)
{
widget_t* lb = widget_get_parent(event->widget);
listbox_t* l = widget_get_instance_data(lb);
if (event->id == EVT_BUTTON_CLICK ||
event->id == EVT_BUTTON_REPEAT) {
if (l->pos < widget_num_children(l->item_container) - num_visible_items(lb)) {
l->pos++;
widget_invalidate(l->item_container);
}
}
}
void editor_palette<Item>::adjust_size(const SDL_Rect& target)
{
palette_x_ = target.x;
palette_y_ = target.y;
const int space_for_items = target.h;
const int items_fitting = (space_for_items / item_space_) * item_width_;
nitems_ = std::min(items_fitting, nmax_items_);
if (num_visible_items() != nitems_) {
buttons_.resize(nitems_, gui::tristate_button(gui_.video(), this));
}
set_location(target);
set_dirty(true);
gui_.video().clear_help_string(help_handle_);
help_handle_ = gui_.video().set_help_string(get_help_string());
}
void editor_palette<Item>::draw_contents()
{
toolkit_.set_mouseover_overlay(gui_);
std::shared_ptr<gui::button> palette_menu_button = gui_.find_menu_button("menu-editor-terrain");
if (palette_menu_button) {
t_string& name = groups_[active_group_index()].name;
std::string& icon = groups_[active_group_index()].icon;
palette_menu_button->set_tooltip_string(name);
palette_menu_button->set_overlay(icon);
}
unsigned int y = palette_y_;
unsigned int x = palette_x_;
int starting = items_start_;
int ending = std::min<int>(starting + nitems_, num_items());
std::shared_ptr<gui::button> upscroll_button = gui_.find_action_button("upscroll-button-editor");
if (upscroll_button)
upscroll_button->enable(starting != 0);
std::shared_ptr<gui::button> downscroll_button = gui_.find_action_button("downscroll-button-editor");
if (downscroll_button)
downscroll_button->enable(ending != num_items());
int counter = starting;
for (int i = 0, size = num_visible_items(); i < size ; ++i) {
//TODO check if the conditions still hold for the counter variable
//for (unsigned int counter = starting; counter < ending; counter++)
gui::tristate_button& tile = buttons_[i];
tile.hide(true);
if (i >= ending) continue;
const std::string item_id = active_group()[counter];
//typedef std::map<std::string, Item> item_map_wurscht;
typename item_map::iterator item = item_map_.find(item_id);
surface item_image(nullptr);
std::stringstream tooltip_text;
draw_item((*item).second, item_image, tooltip_text);
bool is_core = non_core_items_.find(get_id((*item).second)) == non_core_items_.end();
if (!is_core) {
tooltip_text << " "
<< font::span_color(font::BAD_COLOR)
<< _("(non-core)") << "\n"
<< _("Will not work in game without extra care.")
<< "</span>";
}
const int counter_from_zero = counter - starting;
SDL_Rect dstrect;
dstrect.x = x + (counter_from_zero % item_width_) * item_space_;
dstrect.y = y;
dstrect.w = item_size_ + 2;
dstrect.h = item_size_ + 2;
tile.set_location(dstrect);
tile.set_tooltip_string(tooltip_text.str());
tile.set_item_image(item_image);
tile.set_item_id(item_id);
// if (get_id((*item).second) == selected_bg_item_
// && get_id((*item).second) == selected_fg_item_) {
// tile.set_pressed(gui::tristate_button::BOTH);
// } else if (get_id((*item).second) == selected_bg_item_) {
// tile.set_pressed(gui::tristate_button::RIGHT);
// } else if (get_id((*item).second) == selected_fg_item_) {
// tile.set_pressed(gui::tristate_button::LEFT);
// } else {
// tile.set_pressed(gui::tristate_button::NONE);
// }
if (is_selected_bg_item(get_id(item->second))
&& is_selected_fg_item(get_id(item->second))) {
tile.set_pressed(gui::tristate_button::BOTH);
} else if (is_selected_bg_item(get_id(item->second))) {
tile.set_pressed(gui::tristate_button::RIGHT);
} else if (is_selected_fg_item(get_id(item->second))) {
tile.set_pressed(gui::tristate_button::LEFT);
} else {
tile.set_pressed(gui::tristate_button::NONE);
}
tile.set_dirty(true);
tile.hide(false);
tile.draw();
// Adjust location
if (counter_from_zero % item_width_ == item_width_ - 1)
y += item_space_;
++counter;
}
}
