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Diffstat (limited to 'distrib/sdl-1.2.15/src/video/maccommon/SDL_macmouse.c')
-rw-r--r--distrib/sdl-1.2.15/src/video/maccommon/SDL_macmouse.c129
1 files changed, 129 insertions, 0 deletions
diff --git a/distrib/sdl-1.2.15/src/video/maccommon/SDL_macmouse.c b/distrib/sdl-1.2.15/src/video/maccommon/SDL_macmouse.c
new file mode 100644
index 0000000..f19ad1b
--- /dev/null
+++ b/distrib/sdl-1.2.15/src/video/maccommon/SDL_macmouse.c
@@ -0,0 +1,129 @@
+/*
+ SDL - Simple DirectMedia Layer
+ Copyright (C) 1997-2012 Sam Lantinga
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+
+ Sam Lantinga
+ slouken@libsdl.org
+*/
+#include "SDL_config.h"
+
+#if defined(__APPLE__) && defined(__MACH__)
+#include <Carbon/Carbon.h>
+#elif TARGET_API_MAC_CARBON && (UNIVERSAL_INTERFACES_VERSION > 0x0335)
+#include <Carbon.h>
+#else
+#include <Quickdraw.h>
+#endif
+
+/* Routines that are not supported by the Carbon API... */
+#if !TARGET_API_MAC_CARBON
+#include <CursorDevices.h>
+#endif
+
+#include "SDL_mouse.h"
+#include "SDL_macmouse_c.h"
+
+
+/* The implementation dependent data for the window manager cursor */
+struct WMcursor {
+ Cursor curs;
+};
+
+
+void Mac_FreeWMCursor(_THIS, WMcursor *cursor)
+{
+ SDL_free(cursor);
+}
+
+WMcursor *Mac_CreateWMCursor(_THIS,
+ Uint8 *data, Uint8 *mask, int w, int h, int hot_x, int hot_y)
+{
+ WMcursor *cursor;
+ int row, bytes;
+
+ /* Allocate the cursor memory */
+ cursor = (WMcursor *)SDL_malloc(sizeof(WMcursor));
+ if ( cursor == NULL ) {
+ SDL_OutOfMemory();
+ return(NULL);
+ }
+ SDL_memset(cursor, 0, sizeof(*cursor));
+
+ if (w > 16)
+ w = 16;
+
+ if (h > 16)
+ h = 16;
+
+ bytes = (w+7)/8;
+
+ for ( row=0; row<h; ++row ) {
+ SDL_memcpy(&cursor->curs.data[row], data, bytes);
+ data += bytes;
+ }
+ for ( row=0; row<h; ++row ) {
+ SDL_memcpy(&cursor->curs.mask[row], mask, bytes);
+ mask += bytes;
+ }
+ cursor->curs.hotSpot.h = hot_x;
+ cursor->curs.hotSpot.v = hot_y;
+
+ /* That was easy. :) */
+ return(cursor);
+}
+
+int Mac_cursor_showing = 1;
+
+int Mac_ShowWMCursor(_THIS, WMcursor *cursor)
+{
+ if ( cursor == NULL ) {
+ if ( Mac_cursor_showing ) {
+ HideCursor();
+ Mac_cursor_showing = 0;
+ }
+ } else {
+ SetCursor(&cursor->curs);
+ if ( ! Mac_cursor_showing ) {
+ ShowCursor();
+ Mac_cursor_showing = 1;
+ }
+ }
+ return(1);
+}
+
+void Mac_WarpWMCursor(_THIS, Uint16 x, Uint16 y)
+{
+#if !TARGET_API_MAC_CARBON
+ CursorDevice *cursordevice;
+
+ cursordevice = nil;
+ CursorDeviceNextDevice(&cursordevice);
+ if ( cursordevice != nil ) {
+ WindowPtr saveport;
+ Point where;
+
+ GetPort(&saveport);
+ SetPort(SDL_Window);
+ where.h = x;
+ where.v = y;
+ LocalToGlobal(&where);
+ SetPort(saveport);
+ CursorDeviceMoveTo(cursordevice, where.h, where.v);
+ }
+#endif /* !TARGET_API_MAC_CARBON */
+}
+