scummvm/engines/sci/graphics/maccursor32.cpp
2021-12-26 18:48:43 +01:00

102 lines
2.7 KiB
C++

/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*
*/
#include "common/system.h" // for OSystem, g_system
#include "graphics/cursorman.h" // for CursorMan
#include "graphics/maccursor.h" // for MacCursor
#include "sci/graphics/maccursor32.h"
namespace Sci {
void GfxMacCursor32::setMacCursorRemapList(int cursorCount, reg_t *cursors) {
for (int i = 0; i < cursorCount; i++) {
_macCursorRemap.push_back(cursors[i].toUint16());
}
}
void GfxMacCursor32::setView(const GuiResourceId viewId, const int16 loopNo, const int16 celNo) {
_cursorInfo.resourceId = viewId;
_cursorInfo.loopNo = loopNo;
_cursorInfo.celNo = celNo;
GuiResourceId viewNum = viewId;
// Remap cursor view based on what the scripts have given us.
for (uint32 i = 0; i < _macCursorRemap.size(); i++) {
if (viewNum == _macCursorRemap[i]) {
viewNum = (i + 1) * 0x100 + loopNo * 0x10 + celNo;
break;
}
}
_cursorInfo.resourceId = viewNum;
Resource *resource = g_sci->getResMan()->findResource(ResourceId(kResourceTypeCursor, viewNum), false);
if (!resource) {
// The cursor resources often don't exist, this is normal behavior
debug(0, "Mac cursor %d not found", viewNum);
return;
}
Common::MemoryReadStream resStream(resource->toStream());
Graphics::MacCursor *macCursor = new Graphics::MacCursor();
if (!macCursor->readFromStream(resStream)) {
warning("Failed to load Mac cursor %d", viewNum);
delete macCursor;
return;
}
hide();
CursorMan.disableCursorPalette(false);
CursorMan.replaceCursor(macCursor);
delete macCursor;
unhide();
}
void GfxMacCursor32::hide() {
if (_hideCount++) {
return;
}
CursorMan.showMouse(false);
}
void GfxMacCursor32::unhide() {
if (_hideCount == 0 || --_hideCount) {
return;
}
CursorMan.showMouse(true);
}
void GfxMacCursor32::show() {
if (_hideCount) {
CursorMan.showMouse(true);
_hideCount = 0;
}
}
} // End of namespace Sci