Create hatchbrushes.c

graphics/hatchbrushes.c

@@ -0,0 +1,96 @@
+#include <windows.h>
+
+LRESULT CALLBACK WndProc(HWND, UINT, WPARAM, LPARAM);
+void DrawRectangles(HWND hwnd);
+
+int WINAPI wWinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance,
+    PWSTR lpCmdLine, int nCmdShow) {
+    
+    MSG  msg;
+    WNDCLASSW wc = {0};
+
+    wc.style = CS_VREDRAW | CS_HREDRAW;
+    wc.lpszClassName = L"Brush";
+    wc.hInstance     = hInstance;
+    wc.hbrBackground = GetSysColorBrush(COLOR_3DFACE);
+    wc.lpfnWndProc   = WndProc;
+    wc.hCursor       = LoadCursor(0, IDC_ARROW);
+
+    RegisterClassW(&wc);
+    CreateWindowW(wc.lpszClassName, L"Hatch brushes",
+          WS_OVERLAPPEDWINDOW | WS_VISIBLE,
+          100, 100, 300, 220, NULL, NULL, hInstance, NULL);
+
+    while (GetMessage(&msg, NULL, 0, 0)) {
+        
+        TranslateMessage(&msg);
+        DispatchMessage(&msg);
+    }
+
+    return (int) msg.wParam;
+}
+
+LRESULT CALLBACK WndProc(HWND hwnd, UINT msg, 
+    WPARAM wParam, LPARAM lParam) {
+    
+    switch(msg) {
+  
+      case WM_PAINT:
+
+          DrawRectangles(hwnd);
+          break;
+
+      case WM_DESTROY:
+
+          PostQuitMessage(0);
+          return 0;
+    }
+
+    return DefWindowProcW(hwnd, msg, wParam, lParam);
+}
+
+void DrawRectangles(HWND hwnd) {
+
+    PAINTSTRUCT ps;
+
+    HDC hdc = BeginPaint(hwnd, &ps);
+    HPEN hPen = CreatePen(PS_NULL, 1, RGB(0, 0, 0));
+    HPEN holdPen = SelectObject(hdc, hPen);
+
+    HBRUSH hBrush1 = CreateHatchBrush(HS_BDIAGONAL, RGB(0, 0, 0));
+    HBRUSH hBrush2 = CreateHatchBrush(HS_FDIAGONAL, RGB(0, 0, 0));
+    HBRUSH hBrush3 = CreateHatchBrush(HS_CROSS, RGB(0, 0, 0));
+    HBRUSH hBrush4 = CreateHatchBrush(HS_HORIZONTAL, RGB(0, 0, 0));
+    HBRUSH hBrush5 = CreateHatchBrush(HS_DIAGCROSS, RGB(0, 0, 0));
+    HBRUSH hBrush6 = CreateHatchBrush(HS_VERTICAL, RGB(0, 0, 0));
+
+    HBRUSH holdBrush = SelectObject(hdc, hBrush1);
+
+    DWORD col = GetSysColor(COLOR_BTNFACE);
+    SetBkColor(hdc, col);
+
+    Rectangle(hdc, 30, 30, 100, 80);
+    SelectObject(hdc, hBrush2);
+    Rectangle(hdc, 110, 30, 180, 80);
+    SelectObject(hdc, hBrush3);
+    Rectangle(hdc, 190, 30, 260, 80);
+    SelectObject(hdc, hBrush4);
+    Rectangle(hdc, 30, 110, 100, 160);
+    SelectObject(hdc, hBrush5);
+    Rectangle(hdc, 110, 110, 180, 160);
+    SelectObject(hdc, hBrush6);
+    Rectangle(hdc, 190, 110, 260, 160);
+
+    SelectObject(hdc, holdPen);
+    SelectObject(hdc, holdBrush);
+
+    DeleteObject(hPen);
+    DeleteObject(hBrush1);
+    DeleteObject(hBrush2);
+    DeleteObject(hBrush3);
+    DeleteObject(hBrush4);
+    DeleteObject(hBrush5);
+    DeleteObject(hBrush6);
+
+    EndPaint(hwnd, &ps);
+}