changes from Alessandro Scotti from 20051231

[xboard.git] / winboard / wsnap.h

diff --git a/winboard/wsnap.h b/winboard/wsnap.h
new file mode 100644 (file)
index 0000000..5fb226e
--- /dev/null
+++ b/winboard/wsnap.h
@@ -0,0 +1,43 @@
+/*
+ * wsnap.h -- Smart "snapping" for window moving and sizing
+ *
+ * Author: Alessandro Scotti
+ *
+ * ------------------------------------------------------------------------
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ * ------------------------------------------------------------------------
+ */
+#ifndef WSNAP_H_
+#define WSNAP_H_
+
+#include <windows.h>
+
+#define MAX_SNAP_POINTS     12
+
+#define SNAP_DISTANCE       4
+
+typedef struct {
+    int x_grid[ MAX_SNAP_POINTS ];
+    int x_grid_len;
+    int y_grid[ MAX_SNAP_POINTS ];
+    int y_grid_len;
+} SnapData;
+
+LRESULT OnEnterSizeMove( SnapData * snapData, HWND hWnd, WPARAM wParam, LPARAM lParam );
+LRESULT OnMoving( SnapData * snapData, HWND hWnd, WPARAM wParam, LPARAM lParam );
+LRESULT OnSizing( SnapData * snapData, HWND hWnd, WPARAM wParam, LPARAM lParam );
+LRESULT OnExitSizeMove( SnapData * snapData, HWND hWnd, WPARAM wParam, LPARAM lParam );
+
+#endif // WSNAP_H_