scummvm/engines/hadesch/pod_image.h
2021-12-26 18:48:43 +01:00

74 lines
2.2 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/>.
*
* Copyright 2020 Google
*
*/
#ifndef HADESCH_POD_IMAGE_H
#define HADESCH_POD_IMAGE_H
#include "hadesch/pod_file.h"
#include "common/ptr.h"
#include "common/rect.h"
#include "common/hashmap.h"
#include "hadesch/gfx_context.h"
#include "graphics/cursor.h"
namespace Hadesch {
class PodImage : public Graphics::Cursor {
public:
PodImage();
bool loadImage(const PodFile &col, int index);
void render(Common::SharedPtr<GfxContext>, Common::Point offset,
int colourScale = 0x100, int scale = 100) const;
bool isValid() const;
void setHotspot(Common::Point pnt);
Common::Point getOffset() const;
uint16 getWidth() const override;
uint16 getHeight() const override;
uint16 getHotspotX() const override;
uint16 getHotspotY() const override;
byte getKeyColor() const override;
const byte *getSurface() const override;
const byte *getPalette() const override;
byte getPaletteStartIndex() const override;
uint16 getPaletteCount() const override;
~PodImage();
private:
struct ScaledVersion {
Common::SharedPtr<byte> _pixels;
int _w, _h;
};
void makeScale(int scale) const;
mutable Common::HashMap<int, ScaledVersion> _scales;
int _w, _h;
Common::Point _pos, _hotspot;
int _ncolors;
Common::SharedPtr<byte> _pixels;
Common::SharedPtr<byte> _palette;
Common::SharedPtr<byte> _paletteCursor;
};
}
#endif