Update/merge examples back into main repo (#192)

Examples/Textures/ImageText.cs

@@ -0,0 +1,108 @@
+/*******************************************************************************************
+*
+*   raylib [texture] example - Image text drawing using TTF generated spritefont
+*
+*   This example has been created using raylib 1.8 (www.raylib.com)
+*   raylib is licensed under an unmodified zlib/libpng license (View raylib.h for details)
+*
+*   Copyright (c) 2017 Ramon Santamaria (@raysan5)
+*
+********************************************************************************************/
+
+using System.Numerics;
+using static Raylib_cs.Raylib;
+
+namespace Examples.Textures;
+
+public class ImageText
+{
+    public static int Main()
+    {
+        // Initialization
+        //--------------------------------------------------------------------------------------
+        const int screenWidth = 800;
+        const int screenHeight = 450;
+
+        InitWindow(screenWidth, screenHeight, "raylib [texture] example - image text drawing");
+
+        // TTF Font loading with custom generation parameters
+        Font font = LoadFontEx("resources/fonts/KAISG.ttf", 64, null, 95);
+
+        Image parrots = LoadImage("resources/parrots.png");
+
+        // Draw over image using custom font
+        ImageDrawTextEx(
+            ref parrots,
+            font,
+            "[Parrots font drawing]",
+            new Vector2(20, 20),
+            font.BaseSize,
+            0,
+            Color.WHITE
+        );
+
+        // Image converted to texture, uploaded to GPU memory (VRAM)
+        Texture2D texture = LoadTextureFromImage(parrots);
+        UnloadImage(parrots);
+
+        Vector2 position = new(
+            screenWidth / 2 - texture.Width / 2,
+            screenHeight / 2 - texture.Height / 2 - 20
+        );
+
+        bool showFont = false;
+
+        SetTargetFPS(60);
+        //--------------------------------------------------------------------------------------
+
+        // Main game loop
+        while (!WindowShouldClose())
+        {
+            // Update
+            //----------------------------------------------------------------------------------
+            if (IsKeyDown(KeyboardKey.KEY_SPACE))
+            {
+                showFont = true;
+            }
+            else
+            {
+                showFont = false;
+            }
+            //----------------------------------------------------------------------------------
+
+            // Draw
+            //----------------------------------------------------------------------------------
+            BeginDrawing();
+            ClearBackground(Color.RAYWHITE);
+
+            if (!showFont)
+            {
+                // Draw texture with text already drawn inside
+                DrawTextureV(texture, position, Color.WHITE);
+
+                // Draw text directly using sprite font
+                Vector2 textPosition = new(position.X + 20, position.Y + 20 + 280);
+                DrawTextEx(font, "[Parrots font drawing]", textPosition, font.BaseSize, 0, Color.WHITE);
+            }
+            else
+            {
+                DrawTexture(font.Texture, screenWidth / 2 - font.Texture.Width / 2, 50, Color.BLACK);
+            }
+
+            DrawText("PRESS SPACE to SEE USED SPRITEFONT ", 290, 420, 10, Color.DARKGRAY);
+
+            EndDrawing();
+            //----------------------------------------------------------------------------------
+        }
+
+        // De-Initialization
+        //--------------------------------------------------------------------------------------
+        UnloadTexture(texture);
+        UnloadFont(font);
+
+        CloseWindow();
+        //--------------------------------------------------------------------------------------
+
+        return 0;
+    }
+}