diff options
Diffstat (limited to 'graphics/cursorman.cpp')
-rw-r--r-- | graphics/cursorman.cpp | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/graphics/cursorman.cpp b/graphics/cursorman.cpp new file mode 100644 index 0000000000..c1b8e38a92 --- /dev/null +++ b/graphics/cursorman.cpp @@ -0,0 +1,108 @@ +/* ScummVM - Scumm Interpreter + * Copyright (C) 2006 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. + * + * $URL$ + * $Id$ + */ + +#include "graphics/cursorman.h" + +#include "common/system.h" +#include "common/stack.h" + +DECLARE_SINGLETON(Graphics::CursorManager); + +namespace Graphics { + +static bool g_initialized = false; + +CursorManager::CursorManager() { + if (!g_initialized) { + g_initialized = true; + _cursorStack.clear(); + } +} + +bool CursorManager::isVisible() { + if (_cursorStack.empty()) + return false; + return _cursorStack.top()->_visible; +} + +bool CursorManager::showMouse(bool visible) { + if (_cursorStack.empty()) + return false; + + _cursorStack.top()->_visible = visible; + return g_system->showMouse(visible); +} + +void CursorManager::pushCursor(const byte *buf, uint w, uint h, int hotspotX, int hotspotY, byte keycolor, int targetScale) { + Cursor *cur = new Cursor(buf, w, h, hotspotX, hotspotY, keycolor, targetScale); + + cur->_visible = isVisible(); + _cursorStack.push(cur); + + if (buf) { + g_system->setMouseCursor(cur->_data, w, h, hotspotX, hotspotY, keycolor, targetScale); + } +} + +void CursorManager::popCursor() { + if (_cursorStack.empty()) + return; + + Cursor *cur = _cursorStack.pop(); + delete cur; + + if (!_cursorStack.empty()) { + cur = _cursorStack.top(); + g_system->setMouseCursor(cur->_data, cur->_width, cur->_height, cur->_hotspotX, cur->_hotspotY, cur->_keycolor, cur->_targetScale); + } + + g_system->showMouse(isVisible()); +} + +void CursorManager::replaceCursor(const byte *buf, uint w, uint h, int hotspotX, int hotspotY, byte keycolor, int targetScale) { + if (_cursorStack.empty()) { + pushCursor(buf, w, h, hotspotX, hotspotY, keycolor, targetScale); + return; + } + + Cursor *cur = _cursorStack.top(); + uint size = w * h; + + if (cur->_size < size) { + delete cur->_data; + cur->_data = new byte[size]; + cur->_size = size; + } + + if (buf && cur->_data) + memcpy(cur->_data, buf, size); + + cur->_width = w; + cur->_height = h; + cur->_hotspotX = hotspotX; + cur->_hotspotY = hotspotY; + cur->_keycolor = keycolor; + cur->_targetScale = targetScale; + + g_system->setMouseCursor(cur->_data, w, h, hotspotX, hotspotY, keycolor, targetScale); +} + +} // End of namespace Graphics |