Initial commit

1 files changed, 111 insertions, 0 deletions

diff --git a/main.cpp b/main.cpp
new file mode 100644
index 0000000..f8fc053
--- /dev/null
+++ b/main.cpp
@@ -0,0 +1,111 @@
+#include "graphics.h"
+#include <cmath>
+
+int main(int argc, char* argv[]) {
+    // Create a window
+    WindowHandle* window = createWindow("Graphics Demo - SDL Backend", 800, 600);
+    
+    if (!window) {
+        return -1;
+    }
+    
+    // Animation variables
+    float time = 0.0f;
+    const float PI = 3.14159265359f;
+    
+    // Main loop
+    while (!windowShouldClose(window)) {
+        // Handle events
+        pollEvents(window);
+        
+        // Clear screen with a dark background
+        clearScreen(window, Color(20, 20, 30));
+        
+        // Draw a grid
+        Color gridColor(50, 50, 70);
+        for (int x = 0; x < 800; x += 50) {
+            drawLine(window, x, 0, x, 600, gridColor);
+        }
+        for (int y = 0; y < 600; y += 50) {
+            drawLine(window, 0, y, 800, y, gridColor);
+        }
+        
+        // Draw some static shapes
+        drawFilledRectangle(window, 50, 50, 100, 80, Color(255, 100, 100));
+        drawRectangle(window, 48, 48, 104, 84, Color(255, 150, 150));
+        
+        drawFilledCircle(window, 250, 90, 40, Color(100, 255, 100));
+        drawCircle(window, 250, 90, 42, Color(150, 255, 150));
+        
+        // Animated rotating line
+        int centerX = 400;
+        int centerY = 300;
+        int lineLength = 150;
+        int x2 = centerX + static_cast<int>(lineLength * cos(time));
+        int y2 = centerY + static_cast<int>(lineLength * sin(time));
+        
+        drawLine(window, centerX, centerY, x2, y2, Color(255, 255, 100, 255));
+        drawFilledCircle(window, centerX, centerY, 5, Color(255, 200, 0));
+        
+        // Animated bouncing circle
+        int bounceX = 600;
+        int bounceY = 300 + static_cast<int>(100 * sin(time * 2));
+        drawFilledCircle(window, bounceX, bounceY, 30, Color(100, 200, 255));
+        
+        // Draw multiple small circles in a pattern
+        for (int i = 0; i < 8; i++) {
+            float angle = (time + i * PI / 4);
+            int px = 400 + static_cast<int>(100 * cos(angle));
+            int py = 300 + static_cast<int>(100 * sin(angle));
+            
+            Color particleColor(
+                static_cast<uint8_t>(128 + 127 * sin(time + i)),
+                static_cast<uint8_t>(128 + 127 * sin(time + i + PI * 2 / 3)),
+                static_cast<uint8_t>(128 + 127 * sin(time + i + PI * 4 / 3))
+            );
+            
+            drawFilledCircle(window, px, py, 8, particleColor);
+        }
+        
+        // Draw some text-like pixel art (a simple "HI" pattern)
+        Color pixelColor(255, 255, 255);
+        // Letter H
+        for (int y = 0; y < 20; y++) {
+            drawPixel(window, 50, 500 + y, pixelColor);
+            drawPixel(window, 70, 500 + y, pixelColor);
+        }
+        for (int x = 50; x <= 70; x++) {
+            drawPixel(window, x, 510, pixelColor);
+        }
+        
+        // Letter I
+        for (int y = 0; y < 20; y++) {
+            drawPixel(window, 90, 500 + y, pixelColor);
+        }
+        for (int x = 85; x <= 95; x++) {
+            drawPixel(window, x, 500, pixelColor);
+            drawPixel(window, x, 519, pixelColor);
+        }
+        
+        // Draw a gradient effect using rectangles
+        for (int i = 0; i < 50; i++) {
+            uint8_t colorValue = static_cast<uint8_t>(i * 5);
+            drawFilledRectangle(window, 650 + i * 3, 450, 3, 100, 
+                              Color(colorValue, 0, 255 - colorValue));
+        }
+        
+        // Present the rendered frame
+        swapBuffers(window);
+        
+        // Update animation
+        time += 0.02f;
+        
+        // Small delay to control frame rate (~60 FPS)
+        delay(16);
+    }
+    
+    // Cleanup
+    destroyWindow(window);
+    
+    return 0;
+}
\ No newline at end of file