This repository has been archived by the owner on Feb 11, 2021. It is now read-only.
SDL_macmouse.c
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/*
SDL - Simple DirectMedia Layer
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Copyright (C) 1997-2006 Sam Lantinga
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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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
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Lesser General Public License for more details.
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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
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Sam Lantinga
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slouken@libsdl.org
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*/
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#include "SDL_config.h"
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#if defined(__APPLE__) && defined(__MACH__)
#include <Carbon/Carbon.h>
#elif TARGET_API_MAC_CARBON && (UNIVERSAL_INTERFACES_VERSION > 0x0335)
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#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 */
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struct WMcursor
{
Cursor curs;
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};
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Mac_FreeWMCursor(_THIS, WMcursor * cursor)
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SDL_free(cursor);
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}
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Mac_CreateWMCursor(_THIS,
Uint8 * data, Uint8 * mask, int w, int h, int hot_x,
int hot_y)
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WMcursor *cursor;
int row, bytes;
/* Allocate the cursor memory */
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cursor = (WMcursor *) SDL_malloc(sizeof(WMcursor));
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if (cursor == NULL) {
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SDL_OutOfMemory();
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return (NULL);
}
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SDL_memset(cursor, 0, sizeof(*cursor));
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if (w > 16)
w = 16;
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if (h > 16)
h = 16;
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bytes = (w + 7) / 8;
for (row = 0; row < h; ++row) {
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SDL_memcpy(&cursor->curs.data[row], data, bytes);
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data += bytes;
}
for (row = 0; row < h; ++row) {
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SDL_memcpy(&cursor->curs.mask[row], mask, bytes);
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mask += bytes;
}
cursor->curs.hotSpot.h = hot_x;
cursor->curs.hotSpot.v = hot_y;
/* That was easy. :) */
return (cursor);
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}
int Mac_cursor_showing = 1;
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Mac_ShowWMCursor(_THIS, WMcursor * cursor)
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if (cursor == NULL) {
if (Mac_cursor_showing) {
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HideCursor();
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Mac_cursor_showing = 0;
}
} else {
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SetCursor(&cursor->curs);
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if (!Mac_cursor_showing) {
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ShowCursor();
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Mac_cursor_showing = 1;
}
}
return (1);
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}
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Mac_WarpWMCursor(_THIS, Uint16 x, Uint16 y)
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{
#if !TARGET_API_MAC_CARBON
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CursorDevice *cursordevice;
cursordevice = nil;
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CursorDeviceNextDevice(&cursordevice);
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if (cursordevice != nil) {
WindowPtr saveport;
Point where;
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GetPort(&saveport);
SetPort(SDL_Window);
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where.h = x;
where.v = y;
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LocalToGlobal(&where);
SetPort(saveport);
CursorDeviceMoveTo(cursordevice, where.h, where.v);
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#endif /* !TARGET_API_MAC_CARBON */
}
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/* vi: set ts=4 sw=4 expandtab: */