📦 Added raylib ui

Author: UnknownRori

makefile

@@ -27,6 +27,9 @@ clean:
 	rm ./$(MAIN_OUT)
 	rm ./dist/*.a
 
+build-ui: erebus-build-staticlib
+	$(CC) ui.cpp -o ui.exe -lraylib -lopengl32 -lgdi32 -lwinmm ./dist/liberebus.a -static -static-libgcc
+
 build: erebus-build-staticlib
 	$(CC) $(MAIN_SRC) -o $(MAIN_OUT) $(FLAG) $(LINKER_PATH) $(EREBUS_SHARED_FLAG)
 

ui.cpp

@@ -0,0 +1,117 @@
+#include <iostream>
+#include <string>
+
+#include <raylib.h>
+
+#include "./include/erebus.hpp"
+
+#define MAX_INPUT_CHARS 50
+
+bool IsValidCharacter(int key)
+{
+  return (key >= '0' && key <= '9') || // Numeric digits
+         key == '/' || key == '-';
+}
+
+bool IsValidShiftCharacter(int key)
+{
+  return key == '=' || key == '9' || key == '0' || key == '8' || key == '6';
+}
+
+int main()
+{
+  const int screenWidth = 800;
+  const int screenHeight = 450;
+
+  char buffer[MAX_INPUT_CHARS + 1] = "\0"; // Initialize name buffer
+  int letterCount = 0;
+  auto solver = Rori::Math::MathSolver();
+
+  InitWindow(screenWidth, screenHeight, "Project Erebus");
+
+  SetTargetFPS(60);
+
+  f64 result = 0;
+  while (!WindowShouldClose())
+  {
+    if (IsKeyPressed(KEY_BACKSPACE) && letterCount > 0)
+    {
+      letterCount--;
+      buffer[letterCount] = '\0';
+    }
+    else if (letterCount < MAX_INPUT_CHARS)
+    {
+      int key = GetKeyPressed();
+      if (IsValidShiftCharacter(key) && (IsKeyDown(KEY_LEFT_SHIFT) || IsKeyDown(KEY_RIGHT_SHIFT)))
+      {
+        std::cout << key << IsKeyDown(KEY_LEFT_SHIFT) << std::endl;
+        if (key == '=')
+        {
+          buffer[letterCount] = '+';
+          letterCount++;
+        }
+        else if (key == '9')
+        {
+          buffer[letterCount] = '(';
+          letterCount++;
+        }
+        else if (key == '0')
+        {
+          buffer[letterCount] = ')';
+          letterCount++;
+        }
+        else if (key == '8')
+        {
+          buffer[letterCount] = '*';
+          letterCount++;
+        }
+        else if (key == '6')
+        {
+          buffer[letterCount] = '^';
+          letterCount++;
+        }
+      }
+      else if (IsValidCharacter(key))
+      { // Check if a valid key is pressed
+        buffer[letterCount] = (char)key;
+        letterCount++;
+      }
+      else if (IsKeyPressed(KEY_ENTER))
+      {
+        std::cout << buffer << std::endl;
+        auto [temp, err] = solver.evaluate(buffer);
+        result = temp;
+      }
+    }
+
+    // Ensure text fits within the input box
+    if (MeasureText(buffer, 20) > 760)
+    {
+      buffer[letterCount - 1] = '\0';
+      letterCount--;
+    }
+
+    BeginDrawing();
+
+    ClearBackground(RAYWHITE);
+
+    // Center the input box
+    int boxWidth = 760;                        // Width of the input box
+    int boxHeight = 30;                        // Height of the input box
+    int boxX = (screenWidth - boxWidth) / 2;   // X coordinate to center the input box
+    int boxY = (screenHeight - boxHeight) / 2; // Y coordinate to center the input box
+
+    DrawText("Enter Math Expression:", boxX, boxY - 40, 20, DARKGRAY);
+    DrawRectangle(boxX, boxY, boxWidth, boxHeight, LIGHTGRAY);
+    DrawRectangleLines(boxX, boxY, boxWidth, boxHeight, DARKGRAY);
+    DrawText(TextSubtext(buffer, 0, MAX_INPUT_CHARS), boxX + 10, boxY + 10, 20, MAROON);
+
+    DrawText("Result:", boxX, boxY - 100, 20, DARKGRAY);
+    std::string result2 = std::to_string(result);
+    DrawText(result2.c_str(), boxX, boxY - 140, 20, DARKGRAY);
+
+    EndDrawing();
+  }
+
+  CloseWindow();
+}