Changeset 2081 for libcacaTweet

Timestamp:

Nov 27, 2007, 1:58:27 AM (13 years ago)

Author:

Sam Hocevar

Message:

• Started to implement the CuculFont? class.

Location:

libcaca/trunk/csharp

Files:

• Cucul.cs (modified) (1 diff)
• test.cs (modified) (2 diffs)

libcaca/trunk/csharp/Cucul.cs

@@ -718 +718 @@
         /* </FIXME> */
     }
+
+    public class CuculFont : IDisposable
+    {
+        private IntPtr _font;
+        private GCHandle _gch;
+
+        [DllImport("libcucul.dll", CallingConvention=CallingConvention.Cdecl),
+         SuppressUnmanagedCodeSecurity]
+        private static extern IntPtr cucul_load_font(IntPtr data, int len);
+        public CuculFont(string s)
+        {
+            IntPtr name = Marshal.StringToHGlobalAnsi(s);
+            _font = cucul_load_font(name, 0);
+            Marshal.FreeHGlobal(name);
+        }
+
+        public CuculFont(byte[] buf)
+        {
+            GCHandle _gch = GCHandle.Alloc(buf, GCHandleType.Pinned);
+            _font = cucul_load_font(_gch.AddrOfPinnedObject(), buf.Length);
+        }
+
+        [DllImport("libcucul.dll", CallingConvention=CallingConvention.Cdecl),
+         SuppressUnmanagedCodeSecurity]
+        private static extern int cucul_free_font(IntPtr d);
+        public void Dispose()
+        {
+            cucul_free_font(_font);
+            _gch.Free();
+            GC.SuppressFinalize(this);
+        }
+
+        [DllImport("libcucul.dll", CallingConvention=CallingConvention.Cdecl),
+         SuppressUnmanagedCodeSecurity]
+        private static extern IntPtr cucul_get_font_list();
+        public static string[] getList()
+        {
+            IntPtr l = cucul_get_font_list();
+
+            int size;
+            for(size = 0; true; size++)
+                if(Marshal.ReadIntPtr(l, IntPtr.Size * size) == IntPtr.Zero)
+                    break;
+
+            string[] ret = new string[size];
+            for(int i = 0; i < size; i++)
+            {
+                IntPtr s = Marshal.ReadIntPtr(l, IntPtr.Size * i);
+                ret[i] = Marshal.PtrToStringAnsi(s);
+            }
+
+            return ret;
+        }
+
+        [DllImport("libcucul.dll", CallingConvention=CallingConvention.Cdecl),
+         SuppressUnmanagedCodeSecurity]
+        private static extern int cucul_get_font_width(IntPtr font);
+        [DllImport("libcucul.dll", CallingConvention=CallingConvention.Cdecl),
+         SuppressUnmanagedCodeSecurity]
+        private static extern int cucul_get_font_height(IntPtr font);
+        public Size Size
+        {
+            get { return new Size(cucul_get_font_width(_font),
+                                  cucul_get_font_height(_font)); }
+        }
+
+        [DllImport("libcucul.dll", CallingConvention=CallingConvention.Cdecl),
+         SuppressUnmanagedCodeSecurity]
+        private static extern IntPtr cucul_get_font_blocks(IntPtr font);
+        public int[,] getBlocks()
+        {
+            IntPtr l = cucul_get_font_blocks(_font);
+
+            int size;
+            for(size = 1; true; size += 2)
+                if(Marshal.ReadIntPtr(l, IntPtr.Size * size) == IntPtr.Zero)
+                    break;
+
+            int[,] ret = new int[size,2];
+            for(int i = 0; i < size; i++)
+            {
+                ret[i,0] = (int)Marshal.ReadIntPtr(l, IntPtr.Size * i * 2);
+                ret[i,1] = (int)Marshal.ReadIntPtr(l, IntPtr.Size * i * 2 + 1);
+            }
+
+            return ret;
+        }
+    }
 }
 

libcaca/trunk/csharp/test.cs

@@ -28 +28 @@
     private DateTime startTime;
     private CuculDither d;
+    private CuculFont f;
 
     public DemoCanvas()
@@ -36 +37 @@
         d = new CuculDither(32, new Size(16, 16), 16 * 4,
                             0xff0000, 0xff00, 0xff, 0x0);
+        f = new CuculFont(CuculFont.getList()[0]);
+        f.getBlocks();
     }