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103 lines
3.2 KiB
C++
103 lines
3.2 KiB
C++
/* 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
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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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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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*/
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#ifndef GRAPHICS_WINCURSOR_H
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#define GRAPHICS_WINCURSOR_H
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#include "common/array.h"
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#include "common/winexe.h"
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namespace Common {
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class NEResources;
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class PEResources;
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class SeekableReadStream;
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}
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namespace Graphics {
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/** A Windows cursor. */
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class WinCursor {
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public:
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WinCursor();
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~WinCursor();
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/** Return the cursor's width. */
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uint16 getWidth() const;
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/** Return the cursor's height. */
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uint16 getHeight() const;
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/** Return the cursor's hotspot's x coordinate. */
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uint16 getHotspotX() const;
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/** Return the cursor's hotspot's y coordinate. */
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uint16 getHotspotY() const;
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/** Return the cursor's transparent key. */
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byte getKeyColor() const;
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const byte *getSurface() const { return _surface; }
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const byte *getPalette() const { return _palette; }
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/** Read the cursor's data out of a stream. */
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bool readFromStream(Common::SeekableReadStream &stream);
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private:
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byte *_surface;
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byte _palette[256 * 3];
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uint16 _width; ///< The cursor's width.
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uint16 _height; ///< The cursor's height.
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uint16 _hotspotX; ///< The cursor's hotspot's x coordinate.
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uint16 _hotspotY; ///< The cursor's hotspot's y coordinate.
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byte _keyColor; ///< The cursor's transparent key
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/** Clear the cursor. */
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void clear();
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};
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/**
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* A structure holding an array of cursors from a single Windows Executable cursor group.
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*
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* Windows lumps different versions of the same cursors/icons together and decides which one
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* to use based on the screen's color depth and resolution. For instance, one cursor group
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* could hold a 1bpp 16x16 cursorand a 8bpp 16x16 cursor. This will hold all cursors in the
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* group. This class should be used to actually parse the cursors, whereas WinCursor is just
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* the representation used by this struct to store the cursors.
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*/
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struct WinCursorGroup {
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WinCursorGroup();
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~WinCursorGroup();
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struct CursorItem {
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Common::WinResourceID id;
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WinCursor *cursor;
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};
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Common::Array<CursorItem> cursors;
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/** Create a cursor group from an NE EXE, returns 0 on failure */
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static WinCursorGroup *createCursorGroup(Common::NEResources &exe, const Common::WinResourceID &id);
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/** Create a cursor group from an PE EXE, returns 0 on failure */
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static WinCursorGroup *createCursorGroup(Common::PEResources &exe, const Common::WinResourceID &id);
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};
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} // End of namespace Graphics
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#endif
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