diff options
Diffstat (limited to 'src/glut/directfb/cursor.c')
| -rw-r--r-- | src/glut/directfb/cursor.c | 175 |
1 files changed, 175 insertions, 0 deletions
diff --git a/src/glut/directfb/cursor.c b/src/glut/directfb/cursor.c new file mode 100644 index 00000000000..aca3fcc9215 --- /dev/null +++ b/src/glut/directfb/cursor.c @@ -0,0 +1,175 @@ +/* + * Copyright (C) 2006 Claudio Ciccani <[email protected]> + * + * 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 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + */ + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +#include "internal.h" + +#include "cursors.h" + + +void GLUTAPIENTRY +glutSetCursor( int type ) +{ + const unsigned char *cursor; + DFBSurfaceDescription dsc; + IDirectFBSurface *shape; + + if (!g_current || !g_current->window) + return; + + if (g_current->cursor == type) + return; + + switch (type) { + case GLUT_CURSOR_RIGHT_ARROW: + cursor = &cur_right_arrow[0]; + break; + case GLUT_CURSOR_LEFT_ARROW: + cursor = &cur_left_arrow[0]; + break; + case GLUT_CURSOR_INFO: + cursor = &cur_info[0]; + break; + case GLUT_CURSOR_DESTROY: + cursor = &cur_destroy[0]; + break; + case GLUT_CURSOR_HELP: + cursor = &cur_help[0]; + break; + case GLUT_CURSOR_CYCLE: + cursor = &cur_cycle[0]; + break; + case GLUT_CURSOR_SPRAY: + cursor = &cur_spray[0]; + break; + case GLUT_CURSOR_WAIT: + cursor = &cur_wait[0]; + break; + case GLUT_CURSOR_TEXT: + cursor = &cur_text[0]; + break; + case GLUT_CURSOR_CROSSHAIR: + cursor = &cur_crosshair[0]; + break; + case GLUT_CURSOR_UP_DOWN: + cursor = &cur_up_down[0]; + break; + case GLUT_CURSOR_LEFT_RIGHT: + cursor = &cur_left_right[0]; + break; + case GLUT_CURSOR_TOP_SIDE: + cursor = &cur_top_side[0]; + break; + case GLUT_CURSOR_BOTTOM_SIDE: + cursor = &cur_bottom_side[0]; + break; + case GLUT_CURSOR_LEFT_SIDE: + cursor = &cur_left_side[0]; + break; + case GLUT_CURSOR_RIGHT_SIDE: + cursor = &cur_right_side[0]; + break; + case GLUT_CURSOR_TOP_LEFT_CORNER: + cursor = &cur_top_left[0]; + break; + case GLUT_CURSOR_TOP_RIGHT_CORNER: + cursor = &cur_top_right[0]; + break; + case GLUT_CURSOR_BOTTOM_RIGHT_CORNER: + cursor = &cur_bottom_right[0]; + break; + case GLUT_CURSOR_BOTTOM_LEFT_CORNER: + cursor = &cur_bottom_left[0]; + break; + case GLUT_CURSOR_NONE: + cursor = NULL; + break; + default: + cursor = &cur_right_arrow[0]; + break; + } + + dsc.flags = DSDESC_WIDTH | DSDESC_HEIGHT | DSDESC_PIXELFORMAT; + dsc.width = + dsc.height = cursor ? cursor[0] : 8; + dsc.pixelformat = DSPF_ARGB; + + if (dfb->CreateSurface( dfb, &dsc, &shape )) + return; + + if (cursor) { + __u8 *src = (__u8*) &cursor[3]; + __u8 *msk = src + cursor[0]*cursor[0]/8; + void *dst; + int pitch; + int x, y; + + if (shape->Lock( shape, DSLF_WRITE, &dst, &pitch )) { + shape->Release( shape ); + return; + } + + for (y = 0; y < cursor[0]; y++) { + for (x = 0; x < cursor[0]; x++) { + ((__u32*)dst)[x] = + ((src[x>>3] & (0x80 >> (x&7))) ? 0 : 0x00ffffff) | + ((msk[x>>3] & (0x80 >> (x&7))) ? 0xff000000 : 0); + } + + dst += pitch; + src += cursor[0]/8; + msk += cursor[0]/8; + } + + shape->Unlock( shape ); + } + else { + /* Invisible cursor */ + shape->Clear( shape, 0, 0, 0, 0 ); + } + + g_current->window->SetCursorShape( g_current->window, shape, + cursor ? cursor[1] : 0, + cursor ? cursor[2] : 0 ); + g_current->cursor = type; + + shape->Release( shape ); +} + + +void GLUTAPIENTRY +glutWarpPointer( int x, int y ) +{ + if (g_current) { + if (!g_game) { + int wx, wy; + g_current->window->GetPosition( g_current->window, &wx, &wy ); + primary->WarpCursor( primary, wx+x, wy+y ); + } + else { + g_current->cx = x; + g_current->cy = y; + } + } +} + + |