From 860773932a67fa0a30c5943336bef6e0be0414a1 Mon Sep 17 00:00:00 2001
From: ilotterytea <iltsu@alright.party>
Date: Sat, 1 Feb 2025 22:11:28 +0500
Subject: feat: select a tile

---
 src/editor.cpp  | 28 ++++++++++++++++++++++++++++
 src/editor.hpp  |  3 +++
 src/tileset.cpp | 13 ++++++++-----
 src/tileset.hpp |  5 +++--
 4 files changed, 42 insertions(+), 7 deletions(-)

diff --git a/src/editor.cpp b/src/editor.cpp
index b78ec2a..65e9cf4 100644
--- a/src/editor.cpp
+++ b/src/editor.cpp
@@ -2,6 +2,7 @@
 
 #include <SFML/Graphics/RenderWindow.hpp>
 #include <SFML/System/Vector2.hpp>
+#include <memory>
 #include <optional>
 #include <string>
 
@@ -51,6 +52,33 @@ namespace silly::editor {
                  ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoResize |
                      ImGuiWindowFlags_NoCollapse | ImGuiWindowFlags_NoTitleBar);
 
+    // --- TILE SELECTION ---
+    ImGui::BeginChild("TileSelectionRegion", ImVec2(0, 400),
+                      ImGuiChildFlags_Border,
+                      ImGuiWindowFlags_HorizontalScrollbar);
+
+    float padding = 10.0f;
+    float imageSize = TILE_WIDTH * 2.5f;
+    int columns = ImGui::GetContentRegionAvail().x / (imageSize + padding);
+    int count = 0;
+
+    for (auto it = this->tileset.get_tiles().begin();
+         it != this->tileset.get_tiles().end(); ++it) {
+      if (ImGui::ImageButton(std::to_string(it->get()->id).c_str(),
+                             it->get()->texture,
+                             sf::Vector2f(imageSize, imageSize))) {
+        this->selectedTile = std::make_optional(*it);
+      }
+
+      count++;
+
+      if (count % columns != 0) {
+        ImGui::SameLine();
+      }
+    }
+
+    ImGui::EndChild();
+
     // --- "CREATING A NEW TILE" WINDOW ---
     if (ImGui::Button("Add tile") && !this->newTileState.has_value()) {
       this->newTileState =
diff --git a/src/editor.hpp b/src/editor.hpp
index eba7f14..97af5b4 100644
--- a/src/editor.hpp
+++ b/src/editor.hpp
@@ -2,6 +2,7 @@
 
 #include <SFML/Graphics/RenderWindow.hpp>
 #include <SFML/Graphics/Texture.hpp>
+#include <memory>
 #include <optional>
 #include <string>
 
@@ -26,6 +27,8 @@ namespace silly::editor {
     private:
       Tileset &tileset;
       TileFloor &floor;
+
+      std::optional<std::shared_ptr<TilesetTile>> selectedTile;
       std::optional<NewTileState> newTileState;
   };
 }
\ No newline at end of file
diff --git a/src/tileset.cpp b/src/tileset.cpp
index 8651a8f..5e5b47a 100644
--- a/src/tileset.cpp
+++ b/src/tileset.cpp
@@ -1,5 +1,7 @@
 #include "tileset.hpp"
 
+#include <memory>
+
 namespace silly::editor {
   void Tileset::add_tile(const std::string &path, TilesetTileType type) {
     TilesetTile tile;
@@ -11,18 +13,19 @@ namespace silly::editor {
       return;
     }
 
-    this->tiles.push_back(tile);
+    this->tiles.push_back(std::make_shared<TilesetTile>(tile));
   }
 
   void Tileset::remove_tile(const TilesetTile &tile) {
     this->tiles.resize(std::distance(
         this->tiles.begin(),
-        std::remove_if(
-            this->tiles.begin(), this->tiles.end(),
-            [&tile](const TilesetTile &t) { return t.id == tile.id; })));
+        std::remove_if(this->tiles.begin(), this->tiles.end(),
+                       [&tile](const std::shared_ptr<TilesetTile> &t) {
+                         return t.get()->id == tile.id;
+                       })));
   }
 
-  const std::vector<TilesetTile> &Tileset::get_tiles() const {
+  const std::vector<std::shared_ptr<TilesetTile>> &Tileset::get_tiles() const {
     return this->tiles;
   }
 }
\ No newline at end of file
diff --git a/src/tileset.hpp b/src/tileset.hpp
index 2b65356..58f5bec 100644
--- a/src/tileset.hpp
+++ b/src/tileset.hpp
@@ -1,6 +1,7 @@
 #pragma once
 
 #include <SFML/Graphics/Texture.hpp>
+#include <memory>
 #include <string>
 #include <vector>
 
@@ -22,9 +23,9 @@ namespace silly::editor {
 
       void add_tile(const std::string &path, TilesetTileType type);
       void remove_tile(const TilesetTile &tile);
-      const std::vector<TilesetTile> &get_tiles() const;
+      const std::vector<std::shared_ptr<TilesetTile>> &get_tiles() const;
 
     private:
-      std::vector<TilesetTile> tiles;
+      std::vector<std::shared_ptr<TilesetTile>> tiles;
   };
 }
\ No newline at end of file
-- 
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