Fix emulator compilation and crash, and implement Monopoly payment modal

emulator/input_manager.h

@@ -1,6 +1,56 @@
-#pragma once
+#ifndef INPUT_MANAGER_H
+#define INPUT_MANAGER_H
+
+#include <stdint.h>
+#include "input_event.h"
+
 // Minimal stub for emulator build
 class InputManager {
 public:
 	bool has_buttons() const { return false; }
+    bool has_touch() const { return false; }
+    
+    void get_virtual_button_regions(int* a_rect, int* b_rect) const {
+        for (int i = 0; i < 4; i++) {
+            a_rect[i] = v_button_a[i];
+            b_rect[i] = v_button_b[i];
+        }
+    }
+    void set_virtual_button_regions(int ax, int ay, int aw, int ah, int bx, int by, int bw, int bh) {
+        v_button_a[0] = ax; v_button_a[1] = ay; v_button_a[2] = aw; v_button_a[3] = ah;
+        v_button_b[0] = bx; v_button_b[1] = by; v_button_b[2] = bw; v_button_b[3] = bh;
+        v_buttons_active = true;
+    }
+    void clear_virtual_button_regions() {
+        v_buttons_active = false;
+        for (int i = 0; i < 4; i++) {
+            v_button_a[i] = 0;
+            v_button_b[i] = 0;
+        }
+    }
+
+    bool check_virtual_buttons(int16_t x, int16_t y, InputType& out_type) const {
+        if (!v_buttons_active) return false;
+
+        if (x >= v_button_a[0] && x <= v_button_a[0] + v_button_a[2] && 
+            y >= v_button_a[1] && y <= v_button_a[1] + v_button_a[3]) {
+            out_type = INPUT_BUTTON_0;
+            return true;
+        }
+        
+        if (x >= v_button_b[0] && x <= v_button_b[0] + v_button_b[2] && 
+            y >= v_button_b[1] && y <= v_button_b[1] + v_button_b[3]) {
+            out_type = INPUT_BUTTON_1;
+            return true;
+        }
+        
+        return false;
+    }
+
+private:
+    int v_button_a[4] = {0, 0, 0, 0};
+    int v_button_b[4] = {0, 0, 0, 0};
+    bool v_buttons_active = false;
 };
+
+#endif