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engines/hypno/cursors.cpp
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193
engines/hypno/cursors.cpp
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/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "common/rect.h"
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#include "graphics/cursorman.h"
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#include "hypno/hypno.h"
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namespace Hypno {
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static const byte MOUSECURSOR_SCI[] = {
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1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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1, 3, 1, 0, 0, 0, 0, 0, 0, 0, 0,
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1, 3, 3, 1, 0, 0, 0, 0, 0, 0, 0,
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1, 3, 3, 3, 1, 0, 0, 0, 0, 0, 0,
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1, 3, 3, 3, 3, 1, 0, 0, 0, 0, 0,
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1, 3, 3, 3, 3, 3, 1, 0, 0, 0, 0,
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1, 3, 3, 3, 3, 3, 3, 1, 0, 0, 0,
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1, 3, 3, 3, 3, 3, 3, 3, 1, 0, 0,
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1, 3, 3, 3, 3, 3, 3, 3, 3, 1, 0,
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1, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1,
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1, 3, 3, 3, 3, 3, 1, 0, 0, 0, 0,
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1, 3, 1, 0, 1, 3, 3, 1, 0, 0, 0,
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1, 1, 0, 0, 1, 3, 3, 1, 0, 0, 0,
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0, 0, 0, 0, 0, 1, 3, 3, 1, 0, 0,
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0, 0, 0, 0, 0, 1, 3, 3, 1, 0, 0,
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0, 0, 0, 0, 0, 0, 1, 3, 3, 1, 0};
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static const byte circleCursor[] = {
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0, 0, 0, 0, 2, 2, 2, 2, 2, 0, 0, 0, 0,
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0, 0, 2, 2, 0, 0, 0, 0, 0, 2, 2, 0, 0,
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0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0,
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0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0,
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2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2,
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2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2,
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2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2,
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0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0,
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0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0,
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0, 0, 2, 2, 0, 0, 0, 0, 0, 2, 2, 0, 0,
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0, 0, 0, 0, 2, 2, 2, 2, 2, 0, 0, 0, 0};
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static const byte targetCursor[] = {
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0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0,
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0, 0, 1, 0, 0, 2, 2, 2, 2, 2, 0, 0, 1, 0, 0,
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0, 1, 0, 2, 2, 0, 0, 0, 0, 0, 2, 2, 0, 1, 0,
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1, 0, 2, 0, 0, 1, 1, 1, 1, 1, 0, 0, 2, 0, 1,
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1, 0, 2, 0, 1, 0, 0, 0, 0, 0, 1, 0, 2, 0, 1,
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1, 2, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 2, 1,
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1, 2, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 2, 1,
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1, 2, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 2, 1,
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1, 0, 2, 0, 1, 0, 0, 0, 0, 0, 1, 0, 2, 0, 1,
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1, 0, 2, 0, 0, 1, 1, 1, 1, 1, 0, 0, 2, 0, 1,
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0, 1, 0, 2, 2, 0, 0, 0, 0, 0, 2, 2, 0, 1, 0,
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0, 0, 1, 0, 0, 2, 2, 2, 2, 2, 0, 0, 1, 0, 0,
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0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0};
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static const byte crosshairCursor[] = {
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0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 2, 2, 2, 2, 2, 0, 0, 0, 0, 0,
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0, 0, 0, 2, 2, 0, 0, 2, 0, 0, 2, 2, 0, 0, 0,
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0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0,
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0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0,
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0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0,
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2, 2, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 2, 2,
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0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0,
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0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0,
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0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0,
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0, 0, 0, 2, 2, 0, 0, 2, 0, 0, 2, 2, 0, 0, 0,
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0, 0, 0, 0, 0, 2, 2, 2, 2, 2, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0};
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static const byte cursorPalette[] = {
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0x00, 0x00, 0x00, // Transparent
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0x00, 0x00, 0xff, // Blue
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0xff, 0x00, 0x00, // Red
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0xff, 0xff, 0xff // White
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};
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static const byte sciCursorPalette[] = {
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0x00, 0x00, 0x00, // Transparent
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0xff, 0xff, 0xff, // Black
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0xff, 0x00, 0x00, // Red
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0xff, 0xff, 0xff // White
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};
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struct CursorTable {
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const char *name;
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const void *buf;
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int w;
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int h;
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int hotspotX;
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int hotspotY;
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};
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static const CursorTable cursorTable[] = {
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{"default", MOUSECURSOR_SCI, 11, 16, 0, 0},
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{"arcade", circleCursor, 13, 11, 7, 5},
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{"target", targetCursor, 15, 13, 8, 6},
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{"crosshair", crosshairCursor, 15, 13, 8, 6},
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{nullptr, nullptr, 0, 0, 0, 0}};
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void HypnoEngine::disableCursor() {
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CursorMan.showMouse(false);
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}
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void HypnoEngine::defaultCursor() {
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if (!_defaultCursor.empty()) {
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if (_defaultCursorIdx == uint32(-1))
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changeCursor(_defaultCursor);
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else
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changeCursor(_defaultCursor, _defaultCursorIdx);
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} else
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changeCursor("default");
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}
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void HypnoEngine::changeCursor(const Common::String &cursor) {
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const CursorTable *entry = cursorTable;
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while (entry->name) {
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if (cursor == entry->name)
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break;
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entry++;
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}
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assert(entry->name);
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if (cursor == "default")
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CursorMan.replaceCursorPalette(sciCursorPalette, 0, 3);
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else
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CursorMan.replaceCursorPalette(cursorPalette, 0, 3);
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CursorMan.replaceCursor(entry->buf, entry->w, entry->h, entry->hotspotX, entry->hotspotY, 0);
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CursorMan.showMouse(true);
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}
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Graphics::Surface *CursorCache::getCursor(const Common::String &cursor, uint32 n, byte **palette) {
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if (cursor == _filename && n == _frame) {
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*palette = _palette;
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return _surface;
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}
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free(_palette);
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_palette = nullptr;
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if (_surface) {
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_surface->free();
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delete _surface;
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_surface = nullptr;
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}
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_filename = cursor;
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_frame = n;
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_surface = _vm->decodeFrame(cursor, n, &_palette);
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*palette = _palette;
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return _surface;
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}
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void HypnoEngine::changeCursor(const Common::String &cursor, uint32 n, bool centerCursor) {
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byte *palette;
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Graphics::Surface *entry = _cursorCache->getCursor(cursor, n, &palette);
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uint32 hotspotX = centerCursor ? entry->w / 2 : 0;
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uint32 hotspotY = centerCursor ? entry->h / 2 : 0;
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CursorMan.replaceCursor(*entry, hotspotX, hotspotY, 0, false);
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CursorMan.replaceCursorPalette(palette, 0, 256);
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CursorMan.showMouse(true);
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}
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void HypnoEngine::changeCursor(const Graphics::Surface &entry, byte *palette, bool centerCursor) {
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uint32 hotspotX = centerCursor ? entry.w / 2 : 0;
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uint32 hotspotY = centerCursor ? entry.h / 2 : 0;
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CursorMan.replaceCursor(entry, hotspotX, hotspotY, 0, false);
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CursorMan.replaceCursorPalette(palette, 0, 256);
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CursorMan.showMouse(true);
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}
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} // End of namespace Hypno
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