scummvm/engines/bagel/baglib/cursor.h

129 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/>.
*
*/
#ifndef BAGEL_BAGLIB_CURSOR_H
#define BAGEL_BAGLIB_CURSOR_H
#include "bagel/boflib/gfx/bitmap.h"
#include "bagel/boflib/error.h"
namespace Bagel {
class CSystemCursor;
class CBagCursor : public CBofObject, public CBofError {
private:
char _fileName[MAX_FNAME];
CBofBitmap *_bitmap;
int _x;
int _y;
bool _sharedPalFl;
bool _wieldCursorFl;
protected:
static CBagCursor *_currentCursor;
static CSystemCursor *_systemCursor;
public:
CBagCursor();
CBagCursor(CBofBitmap *bmp);
CBagCursor(const char *fileName, bool sharedPalFl = false);
static void initialize();
static void shutdown();
static void showSystemCursor();
static void hideSystemCursor() {
_currentCursor = nullptr;
}
~CBagCursor();
void setHotspot(int x, int y);
CBofPoint getHotspot() const;
int getX() const {
return _x;
}
int getY() const {
return _y;
}
ErrorCode load() {
return load(_fileName);
}
ErrorCode load(CBofBitmap *bmp);
ErrorCode load(const char *fileName, CBofPalette *pal = nullptr);
void unLoad();
CBofBitmap *getImage() const {
return _bitmap;
}
ErrorCode setImage(CBofBitmap *bmp) {
return load(bmp);
}
static CBagCursor *getCurrent() {
return _currentCursor;
}
static bool isSystemCursorVisible() {
return _currentCursor && _currentCursor->isSystemCursor();
}
/**
* Flag whether this is a wielded cursor or not
*/
void setWieldCursor(bool b) {
_wieldCursorFl = b;
}
bool IsWieldCursor() const {
return _wieldCursorFl;
}
void show() {
setCurrent();
}
void hide() {
_currentCursor = nullptr;
}
virtual void setCurrent();
virtual bool isSystemCursor() const {
return false;
}
};
class CSystemCursor : public CBagCursor {
public:
CSystemCursor() : CBagCursor() {
}
void setCurrent() override;
bool isSystemCursor() const override {
return true;
}
};
} // namespace Bagel
#endif