src/ui/ui.cpp

   1 #include "CreaturePanel.hpp"
   2
   3 #include "Label.hpp"
   4 #include "Meter.hpp"
   5 #include "../app/Assets.hpp"
   6 #include "../creature/Creature.hpp"
   7 #include "../graphics/Viewport.hpp"
   8
   9 #include <glm/gtx/transform.hpp>
  10
  11
  12 namespace blobs {
  13 namespace ui {
  14
  15 CreaturePanel::CreaturePanel(const app::Assets &assets)
  16 : assets(assets)
  17 , c(nullptr)
  18 , name(new Label(assets.fonts.large))
  19 , needs(new Panel)
  20 , panel() {
  21         panel
  22                 .Add(name)
  23                 ->Add(needs)
  24                 ->Padding(glm::vec2(10.0f))
  25                 ->Spacing(10.0f)
  26                 ->Direction(Panel::VERTICAL)
  27                 ->Background(glm::vec4(0.7f, 0.7f, 0.7f, 1.0f));
  28 }
  29
  30 CreaturePanel::~CreaturePanel() {
  31 }
  32
  33
  34 void CreaturePanel::Show(creature::Creature &cr) {
  35         c = &cr;
  36         name->Text(c->Name());
  37         CreateNeeds();
  38 }
  39
  40 void CreaturePanel::CreateNeeds() {
  41         needs->Clear()->Reserve(c->Needs().size());
  42         meters.clear();
  43         meters.reserve(c->Needs().size());
  44         for (auto &need : c->Needs()) {
  45                 Label *label = new Label(assets.fonts.medium);
  46                 label
  47                         ->Text(assets.data.resources[need.resource].label);
  48                 Meter *meter = new Meter;
  49                 meter
  50                         ->Value(1.0f - need.value)
  51                         ->Size(glm::vec2(100.0f, assets.fonts.medium.Height() + assets.fonts.medium.Descent()))
  52                         ->Padding(glm::vec2(1.0f))
  53                         ->Border(1.0f)
  54                         ->FillColor(glm::vec4(0.0f, 0.0f, 0.0f, 1.0f))
  55                         ->BorderColor(glm::vec4(0.0f, 0.0f, 0.0f, 1.0f));
  56                 Panel *need_panel = new Panel;
  57                 need_panel
  58                         ->Direction(Panel::HORIZONTAL)
  59                         ->Spacing(10.0f)
  60                         ->Add(label)
  61                         ->Add(meter);
  62                 needs->Add(need_panel);
  63                 meters.push_back(meter);
  64         }
  65         panel.Relayout();
  66 }
  67
  68 void CreaturePanel::Hide() noexcept {
  69         c = nullptr;
  70 }
  71
  72 void CreaturePanel::Draw(app::Assets &assets, graphics::Viewport &viewport) noexcept {
  73         if (!c) return;
  74
  75         if (meters.size() != c->Needs().size()) {
  76                 CreateNeeds();
  77         } else {
  78                 auto need = c->Needs().begin();
  79                 auto need_end = c->Needs().end();
  80                 auto meter = meters.begin();
  81                 for (; need != need_end; ++need, ++meter) {
  82                         (*meter)->Value(1.0f - need->value)->FillColor(need->IsSatisfied()
  83                                 ? glm::vec4(0.0f, 0.0f, 0.0f, 1.0f)
  84                                 : glm::vec4(1.0f, 0.0f, 0.0f, 1.0f));
  85                 }
  86         }
  87
  88         const glm::vec2 margin(20.0f);
  89
  90         panel.Position(glm::vec3(viewport.Width() - margin.x - panel.Size().x, margin.y, 0.0f));
  91         panel.Draw(assets, viewport);
  92 }
  93
  94 }
  95 }