From f7455f44518d36cc688f915e5d6cc046eaa65896 Mon Sep 17 00:00:00 2001
From: rtk0c <mail.tianyig@gmail.com>
Date: Sat, 17 May 2025 23:12:46 -0700
Subject: X-macro and palette editing menu

---
 src/ui.cpp | 44 ++++++++++++++++++++++++++++++++++++++------
 1 file changed, 38 insertions(+), 6 deletions(-)

(limited to 'src/ui.cpp')

diff --git a/src/ui.cpp b/src/ui.cpp
index f870a24..64a8a91 100644
--- a/src/ui.cpp
+++ b/src/ui.cpp
@@ -71,6 +71,32 @@ enum BrushType_ {
     BrushType_Circle,
 };
 
+static const char* TILE_NAMES =
+#define X(_0, str, _2) str "\0"
+#include "x/tile_types.inc"
+#undef X
+    ;
+
+static const char* FLUID_NAMES =
+#define X(_0, str, _2) str "\0"
+#include "x/fluid_types.inc"
+#undef X
+    ;
+
+static void edit_tile_palette(Tile& palette) {
+    int tile = palette.so;
+    ImGui::Combo("Tile", &tile, TILE_NAMES);
+    palette.so = static_cast<Tile::Solid>(tile);
+
+    int fluid = palette.fl;
+    ImGui::Combo("Fluid", &fluid, FLUID_NAMES);
+    palette.fl = static_cast<Tile::Fluid>(fluid);
+
+    int fmass = palette.fmass;
+    ImGui::InputInt("Fluid mass", &fmass, 1);
+    palette.fmass = std::clamp(fmass, 1, 255);
+}
+
 static void paint_sand(Sandbox& sb, const Tile& palette, Pt pt, BrushType type, int size) {
     switch (type) {
     case BrushType_Box: {
@@ -142,15 +168,21 @@ void ShowEverything() {
     ImGui::SameLine();
     bool step = ImGui::Button("Step");
 
-    static Tile palette{ .so = Tile::SAND };
+    static Tile palette{ .so = Tile::Ti_Sand };
     static int brush_size = 1;
     static BrushType brush_type = BrushType_Box;
 
-    ImGui::SliderInt("Brush radius", &brush_size, 1, 20);
-    ImGui::Combo("Brush type",
-        &brush_type,
-        "Box\0"
-        "Circle");
+    if (ImGui::CollapsingHeader("Palette")) {
+        edit_tile_palette(palette);
+    }
+
+    if (ImGui::CollapsingHeader("Brush")) {
+        ImGui::SliderInt("Brush radius", &brush_size, 1, 20);
+        ImGui::Combo("Brush type",
+            &brush_type,
+            "Box\0"
+            "Circle");
+    }
 
     ImGui::End();
 
-- 
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