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Diffstat (limited to 'backends/PalmOS/Src/palmmos.cpp')
| -rw-r--r-- | backends/PalmOS/Src/palmmos.cpp | 188 |
1 files changed, 0 insertions, 188 deletions
diff --git a/backends/PalmOS/Src/palmmos.cpp b/backends/PalmOS/Src/palmmos.cpp deleted file mode 100644 index 2b45015348..0000000000 --- a/backends/PalmOS/Src/palmmos.cpp +++ /dev/null @@ -1,188 +0,0 @@ -/* ScummVM - Scumm Interpreter - * Copyright (C) 2001 Ludvig Strigeus - * Copyright (C) 2001-2005 The ScummVM project - * - * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - * - * $Header$ - * - */ - -#include "common/stdafx.h" -#include "palm.h" - -bool OSystem_PALMOS::showMouse(bool visible) { - if (_mouseVisible == visible) - return visible; - - bool last = _mouseVisible; - _mouseVisible = visible; - - if (visible) - draw_mouse(); - else - undraw_mouse(); - - return last; -} - -void OSystem_PALMOS::warpMouse(int x, int y) { - set_mouse_pos(x, y); -} - -void OSystem_PALMOS::set_mouse_pos(int x, int y) { - if (x != _mouseCurState.x || y != _mouseCurState.y) { - _mouseCurState.x = x; - _mouseCurState.y = y; - undraw_mouse(); - } -} - -void OSystem_PALMOS::setMouseCursor(const byte *buf, uint w, uint h, int hotspot_x, int hotspot_y, byte keycolor) { - _mouseCurState.w = w; - _mouseCurState.h = h; - - _mouseHotspotX = hotspot_x; - _mouseHotspotY = hotspot_y; - - _mouseKeyColor = keycolor; - - if (_mouseDataP) - free(_mouseDataP); - - _mouseDataP = (byte *)malloc(w * h); - memcpy(_mouseDataP, buf, w * h); - - undraw_mouse(); -} - -void OSystem_PALMOS::draw_mouse() { - if (_mouseDrawn || !_mouseVisible) - return; - - _mouseCurState.y = _mouseCurState.y >= _screenHeight ? _screenHeight - 1 : _mouseCurState.y; - - int x = _mouseCurState.x - _mouseHotspotX; - int y = _mouseCurState.y - _mouseHotspotY; - int w = _mouseCurState.w; - int h = _mouseCurState.h; - byte color; - byte *src = _mouseDataP; // Image representing the mouse - byte *bak = _mouseBackupP; // Surface used to backup the area obscured by the mouse - byte *dst; // Surface we are drawing into - int width; - - // clip the mouse rect, and addjust the src pointer accordingly - if (x < 0) { - w += x; - src -= x; - x = 0; - } - if (y < 0) { - h += y; - src -= y * _mouseCurState.w; - y = 0; - } - if (w > _screenWidth - x) - w = _screenWidth - x; - if (h > _screenHeight - y) - h = _screenHeight - y; - - // Quick check to see if anything has to be drawn at all - if (w <= 0 || h <= 0) - return; - - // Store the bounding box so that undraw mouse can restore the area the - // mouse currently covers to its original content. - _mouseOldState.x = x; - _mouseOldState.y = y; - _mouseOldState.w = w; - _mouseOldState.h = h; - - // Draw the mouse cursor; backup the covered area in "bak" - if (!_overlayVisible) { - dst = _offScreenP + y * _offScreenPitch + x; - - while (h > 0) { - width = w; - while (width > 0) { - *bak++ = *dst; - color = *src++; - if (color != _mouseKeyColor) // transparent, don't draw - *dst = color; - dst++; - width--; - } - src += _mouseCurState.w - w; - bak += MAX_MOUSE_W - w; - dst += _offScreenPitch - w; - h--; - } - } else { - int offset = y * _screenWidth + x; - dst = _tmpScreenP; - - while (h > 0) { - width = w; - while (width > 0) { - *bak++ = *(dst + offset); - color = *src++; - if (color != _mouseKeyColor) // transparent, don't draw - DmWrite(dst, offset, &color, 1); - offset++; - width--; - } - src += _mouseCurState.w - w; - bak += MAX_MOUSE_W - w; - offset += _screenWidth - w; - h--; - } - } - - // Finally, set the flag to indicate the mouse has been drawn - _mouseDrawn = true; -} - -void OSystem_PALMOS::undraw_mouse() { - if (!_mouseDrawn) - return; - - _mouseDrawn = false; - - byte *dst, *bak = _mouseBackupP; - const int old_mouse_x = _mouseOldState.x; - const int old_mouse_y = _mouseOldState.y; - const int old_mouse_w = _mouseOldState.w; - int old_mouse_h = _mouseOldState.h; - - // No need to do clipping here, since draw_mouse() did that already - if (!_overlayVisible) { - dst = _offScreenP + old_mouse_y * _offScreenPitch + old_mouse_x; - do { - memcpy(dst, bak, old_mouse_w); - bak += MAX_MOUSE_W; - dst += _offScreenPitch; - } while (--old_mouse_h); - - } else { - int offset = old_mouse_y * _screenWidth + old_mouse_x; - do { - DmWrite(_tmpScreenP, offset, bak, old_mouse_w); - bak += MAX_MOUSE_W; - offset += _screenWidth; - } while (--old_mouse_h); - } -} - |