bool ActorInventory::equip(int id, int count) {
DASSERT(isValidId(id) && count > 0);
Item item = m_entries[id].item;
ItemType::Type type = item.type();
if((type != ItemType::weapon && type != ItemType::armour && type != ItemType::ammo) || !count)
return false;
if(type == ItemType::ammo && m_weapon.proto().ammo_class_id != Ammo(item).classId())
return false;
Entry old_ammo = m_ammo;
unequip(type);
if(type == ItemType::ammo) {
if(old_ammo.item == item)
count += old_ammo.count;
count = min(count, m_weapon.maxAmmo());
}
else
count = min(count, 1);
count = min(count, m_entries[id].count);
remove(id, count);
if(type == ItemType::weapon)
m_weapon = item;
else if(type == ItemType::armour)
m_armour = item;
else if(type == ItemType::ammo) {
m_ammo.item = item;
m_ammo.count = count;
}
return true;
}
void HudItemDesc::onDraw(Renderer2D &out) const {
HudLayer::onDraw(out);
FRect rect = this->rect();
if(!m_item.isDummy()) {
float ypos = topOffset() + rect.y();
FRect uv_rect;
auto texture = m_item.guiImage(false, uv_rect);
float2 size(texture->width() * uv_rect.width(), texture->height() * uv_rect.height());
float2 pos = (float2)(int2)(float2(rect.center().x - size.x * 0.5f, ypos));
out.addFilledRect(FRect(pos, pos + size), uv_rect, {texture, mulAlpha(ColorId::white, alpha())});
ypos += size.y + 10.0f;
FRect desc_rect(rect.x() + 5.0f, ypos, rect.ex() - 5.0f, rect.ey() - 5.0f);
// TODO: fix drawing of text that does not fit
string params_desc;
if(m_item.type() == ItemType::weapon)
params_desc = Weapon(m_item).paramDesc();
else if(m_item.type() == ItemType::ammo)
params_desc = Ammo(m_item).paramDesc();
else if(m_item.type() == ItemType::armour)
params_desc = Armour(m_item).paramDesc();
m_font->draw(out, float2(rect.x() + 5.0f, ypos), {titleColor(), titleShadowColor()}, params_desc);
}
}
bool Weapon::canUseAmmo(const Item &item) const {
return needAmmo() && item.type() == ItemType::ammo && Ammo(item).classId() == proto().ammo_class_id;
}
