Added KeyDown usage example

public/usage-examples/input/key_down-1-example-oop.cs

@@ -0,0 +1,40 @@
+using SplashKitSDK;
+
+public class Program
+{
+    static void DrawKeyStatus(string label, KeyCode key, double x, double y)
+    {
+        // Check whether the selected key is currently pressed
+        bool pressed = SplashKit.KeyDown(key);
+        Color indicator = pressed ? Color.Green : Color.Gray;
+        string state = pressed ? "Pressed" : "Released";
+
+        // Draw the key status indicator and label
+        SplashKit.FillCircle(indicator, x, y, 25);
+        SplashKit.DrawText(label + ": " + state, Color.Black, x + 40, y - 10);
+    }
+
+    public static void Main()
+    {
+        // Open the window for the usage example
+        SplashKit.OpenWindow("Keyboard State Display", 800, 400);
+
+        while (!SplashKit.WindowCloseRequested("Keyboard State Display"))
+        {
+            SplashKit.ProcessEvents();
+
+            // Draw the background and instructions
+            SplashKit.ClearScreen(Color.White);
+            SplashKit.DrawText("Press the arrow keys or space bar to see their current state.", Color.Black, 120, 40);
+
+            // Draw the live status of each selected key
+            DrawKeyStatus("Left", KeyCode.LeftKey, 120, 130);
+            DrawKeyStatus("Right", KeyCode.RightKey, 120, 190);
+            DrawKeyStatus("Up", KeyCode.UpKey, 120, 250);
+            DrawKeyStatus("Down", KeyCode.DownKey, 120, 310);
+            DrawKeyStatus("Space", KeyCode.SpaceKey, 500, 220);
+
+            SplashKit.RefreshScreen(60);
+        }
+    }
+}

public/usage-examples/input/key_down-1-example-top-level.cs

@@ -0,0 +1,34 @@
+using SplashKitSDK;
+
+void DrawKeyStatus(string label, KeyCode key, double x, double y)
+{
+    // Check whether the selected key is currently pressed
+    bool pressed = SplashKit.KeyDown(key);
+    Color indicator = pressed ? Color.Green : Color.Gray;
+    string state = pressed ? "Pressed" : "Released";
+
+    // Draw the key status indicator and label
+    SplashKit.FillCircle(indicator, x, y, 25);
+    SplashKit.DrawText(label + ": " + state, Color.Black, x + 40, y - 10);
+}
+
+// Open the window for the usage example
+SplashKit.OpenWindow("Keyboard State Display", 800, 400);
+
+while (!SplashKit.WindowCloseRequested("Keyboard State Display"))
+{
+    SplashKit.ProcessEvents();
+
+    // Draw the background and instructions
+    SplashKit.ClearScreen(Color.White);
+    SplashKit.DrawText("Press the arrow keys or space bar to see their current state.", Color.Black, 120, 40);
+
+    // Draw the live status of each selected key
+    DrawKeyStatus("Left", KeyCode.LeftKey, 120, 130);
+    DrawKeyStatus("Right", KeyCode.RightKey, 120, 190);
+    DrawKeyStatus("Up", KeyCode.UpKey, 120, 250);
+    DrawKeyStatus("Down", KeyCode.DownKey, 120, 310);
+    DrawKeyStatus("Space", KeyCode.SpaceKey, 500, 220);
+
+    SplashKit.RefreshScreen(60);
+}

public/usage-examples/input/key_down-1-example.cpp

@@ -0,0 +1,39 @@
+#include "splashkit.h"
+
+void draw_key_status(string label, key_code key, double x, double y)
+{
+    // Check whether the selected key is currently pressed
+    bool pressed = key_down(key);
+    color indicator = pressed ? COLOR_GREEN : COLOR_GRAY;
+    string state = pressed ? "Pressed" : "Released";
+
+    // Draw the key status indicator and label
+    fill_circle(indicator, x, y, 25);
+    draw_text(label + ": " + state, COLOR_BLACK, x + 40, y - 10);
+}
+
+int main()
+{
+    // Open the window for the usage example
+    open_window("Keyboard State Display", 800, 400);
+
+    while (!window_close_requested("Keyboard State Display"))
+    {
+        process_events();
+
+        // Draw the background and instructions
+        clear_screen(COLOR_WHITE);
+        draw_text("Press the arrow keys or space bar to see their current state.", COLOR_BLACK, 120, 40);
+
+        // Draw the live status of each selected key
+        draw_key_status("Left", LEFT_KEY, 120, 130);
+        draw_key_status("Right", RIGHT_KEY, 120, 190);
+        draw_key_status("Up", UP_KEY, 120, 250);
+        draw_key_status("Down", DOWN_KEY, 120, 310);
+        draw_key_status("Space", SPACE_KEY, 500, 220);
+
+        refresh_screen(60);
+    }
+
+    return 0;
+}

public/usage-examples/input/key_down-1-example.py

@@ -0,0 +1,35 @@
+from splashkit import *
+
+def draw_key_status(label, key, x, y):
+    pressed = key_down(key)
+    indicator = color_green() if pressed else color_gray()
+    state = "Pressed" if pressed else "Released"
+
+    fill_circle(indicator, x, y, 25)
+    draw_text(label + ": " + state, color_black(), None, 16, x + 40, y - 10)
+
+window = open_window("Keyboard State Display", 800, 400)
+
+while not window_close_requested(window):
+    process_events()
+
+    clear_screen(color_white())
+
+    draw_text(
+        "Press the arrow keys or space bar to see their current state.",
+        color_black(),
+        None,
+        18,
+        120,
+        40
+    )
+
+    draw_key_status("Left", KeyCode.left_key, 120, 130)
+    draw_key_status("Right", KeyCode.right_key, 120, 190)
+    draw_key_status("Up", KeyCode.up_key, 120, 250)
+    draw_key_status("Down", KeyCode.down_key, 120, 310)
+    draw_key_status("Space", KeyCode.space_key, 500, 220)
+
+    refresh_screen_with_target_fps(60)
+
+close_window(window)

public/usage-examples/input/key_down-1-example.txt

@@ -0,0 +1 @@
+Keyboard State Display