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/* 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 2
* 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* $URL$
* $Id$
*
*/
#ifndef M4_VIEWMGR_H
#define M4_VIEWMGR_H
#include "common/algorithm.h"
#include "common/array.h"
#include "common/list.h"
#include "common/events.h"
#include "common/rect.h"
#include "m4/globals.h"
#include "m4/events.h"
#include "m4/graphics.h"
namespace M4 {
class View;
class ViewManager;
enum {SCREEN_DIALOG, SCREEN_BUFFER, SCREEN_TEXT, SCREEN_TRANSPARENT};
enum ScreenEventType {SCREVENT_NONE = 0, SCREVENT_KEY = 1, SCREVENT_MOUSE = 2, SCREVENT_ALL = 3};
enum ScreenLayers {
LAYER_BACKGROUND = 0, LAYER_DRIFTER = 1, LAYER_INTERFACE = 1, LAYER_FLOATER = 2,
LAYER_SURFACE = 3, LAYER_MENU = 9, LAYER_MOUSE = 15
};
enum ViewIds {
VIEWID_MAINMENU = 1,
VIEWID_SCENE = 2,
VIEWID_TEXTVIEW = 3,
VIEWID_ANIMVIEW = 4,
VIEWID_MENU = 69,
VIEWID_CONVERSATION = 48,
VIEWID_INTERFACE = 49
};
struct ScreenFlags {
bool visible:1;
bool transparent:1;
bool immovable:1;
enum ScreenEventType blocks:2;
enum ScreenEventType get:2;
uint layer:4;
};
#define SCREEN_FLAGS_DEFAULT _screenFlags.layer = LAYER_DRIFTER; \
_screenFlags.get = SCREVENT_ALL; _screenFlags.blocks = SCREVENT_NONE; \
_screenFlags.visible = true;
#define SCREEN_FLAGS_ALERT _screenFlags.layer = LAYER_FLOATER \
_screenFlags.get = SCREVENT_ALL; _screenFlags.blocks = SCREVENT_ALL; \
_screenFlags.visible = true;
class RectList: public Common::Array<Common::Rect> {
public:
RectList();
~RectList();
void addRect(int x1, int y1, int x2, int y2);
void addRect(const Common::Rect &rect);
// Common::Rect& operator [](int idx) { return _rects[idx]; }
int find(const Common::Point &pt);
};
struct Hotkey {
public:
typedef void (*Callback)(M4Engine *vm, View *view, uint32 key);
Hotkey(uint32 keyVal, Hotkey::Callback callbackFn) : key(keyVal), callback(callbackFn) {};
uint32 key;
Hotkey::Callback callback;
};
class HotkeyList {
public:
HotkeyList(View *owner);
~HotkeyList();
void add(uint32 key, Hotkey::Callback callback);
void remove(uint32 key);
bool call(uint32 key);
private:
Common::Array<Hotkey*> _hotkeys;
View *_view;
};
class View: public M4Surface {
public:
View(M4Engine *vm, const Common::Rect &viewBounds, bool transparent = false);
View(M4Engine *vm, int x = 0, int y = 0, bool transparent = false);
virtual ~View() {}
void getCoordinates(Common::Rect &rect);
void extract(int *status);
virtual void show();
virtual void hide();
void moveToFront() {}
void moveToBack();
void moveAbsolute(int x, int y);
void moveRelative(int x, int y);
void resize(int newWidth, int newHeight);
void restore(int x1, int y1, int x2, int y2);
Common::Rect bounds() const { return _coords; }
bool isInside(int x, int y) const { return _coords.contains(x, y); }
ScreenFlags screenFlags() const { return _screenFlags; }
int screenType() const { return _screenType; }
bool isOffscreen() const { return !_screenFlags.visible; }
bool isTransparent() const { return _screenFlags.transparent; }
bool isVisible() const { return _screenFlags.visible; }
uint layer() const { return _screenFlags.layer; }
HotkeyList &hotkeys() { return _hotkeys; }
virtual void onRefresh(RectList *rects, M4Surface *destSurface);
virtual bool onEvent(M4EventType eventType, int param, int x, int y, bool &captureEvents) { return false; }
virtual void updateState() {};
protected:
M4Engine *_vm;
Common::Rect _coords;
HotkeyList _hotkeys;
int _screenType;
ScreenFlags _screenFlags;
bool _transparent;
};
class ViewManager {
private:
M4Engine *_vm;
HotkeyList _systemHotkeys;
Common::List<View *> _views;
View *_captureScreen;
bool _captureEvents;
public:
typedef Common::List<View *>::iterator ListIterator;
ViewManager(M4Engine *vm);
~ViewManager();
void addView(View *view);
void deleteView(View *view);
void handleEvents(const Common::Event &event);
void handleKeyboardEvents(uint32 keycode);
void handleMouseEvents(M4EventType event);
void restore(int x1, int y1, int x2, int y2);
void restore(const Common::Rect &rect);
void moveToFront(View *view);
void moveToBack(View *view);
Common::List<View *> views() const { return _views; }
bool contains(View *key) const {
return Common::find(_views.begin(), _views.end(), key) != _views.end();
}
bool contains(int screenType) { return getView(screenType) != NULL; }
View *getView(int screenType);
int containsViews() { return !_views.empty(); }
void showTextView(const char *textViewName, bool returnToMainMenu = true);
void showAnimView(const char *animViewName, bool returnToMainMenu = true);
void updateState();
void refreshAll();
HotkeyList &systemHotkeys() { return _systemHotkeys; }
};
}
#endif
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