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156 lines
4.0 KiB
C++
156 lines
4.0 KiB
C++
/* ScummVM - Scumm Interpreter
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* Copyright (C) 2002-2005 The ScummVM project
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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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*
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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, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* $Header$
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*/
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#ifndef NEWGUI_H
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#define NEWGUI_H
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#include "common/scummsys.h"
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#include "common/singleton.h"
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#include "common/stack.h"
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#include "common/str.h"
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#include "graphics/fontman.h"
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class OSystem;
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namespace GUI {
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class Dialog;
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#define g_gui (GUI::NewGui::instance())
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// Height of a single text line
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#define kLineHeight (g_gui.getFontHeight() + 2)
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using Graphics::TextAlignment;
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using Graphics::kTextAlignCenter;
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using Graphics::kTextAlignLeft;
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using Graphics::kTextAlignRight;
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// Simple dialog stack class
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// Anybody nesting dialogs deeper than 4 is mad anyway
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typedef Common::FixedStack<Dialog *> DialogStack;
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/**
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* GUI manager singleton.
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*/
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class NewGui : public Common::Singleton<NewGui> {
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typedef Common::String String;
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friend class Dialog;
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friend class Common::Singleton<SingletonBaseType>;
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NewGui();
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public:
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// Main entry for the GUI: this will start an event loop that keeps running
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// until no dialogs are active anymore.
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void runLoop();
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bool isActive() const { return ! _dialogStack.empty(); }
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int getScaleFactor() const { return _scaleFactor; }
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void enableScaling(bool enable) { _scaleEnable = enable; updateScaleFactor(); }
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protected:
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OSystem *_system;
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Graphics::Surface _screen;
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int _screenPitch;
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int _scaleFactor;
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bool _scaleEnable;
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bool _needRedraw;
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DialogStack _dialogStack;
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bool _stateIsSaved;
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const Graphics::Font *_font;
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// for continuous events (keyDown)
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struct {
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uint16 ascii;
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byte flags;
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int keycode;
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} _currentKeyDown;
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uint32 _keyRepeatTime;
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// position and time of last mouse click (used to detect double clicks)
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struct {
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int16 x, y; // Position of mouse when the click occured
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uint32 time; // Time
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int count; // How often was it already pressed?
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} _lastClick;
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// mouse cursor state
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bool _oldCursorMode;
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int _cursorAnimateCounter;
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int _cursorAnimateTimer;
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byte _cursor[2048];
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void saveState();
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void restoreState();
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void openDialog(Dialog *dialog);
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void closeTopDialog();
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void loop();
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void animateCursor();
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void updateColors();
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void updateScaleFactor();
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OverlayColor *getBasePtr(int x, int y);
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public:
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// Theme colors
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OverlayColor _color, _shadowcolor;
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OverlayColor _bgcolor;
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OverlayColor _textcolor;
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OverlayColor _textcolorhi;
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// Font
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const Graphics::Font &getFont() const;
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// Drawing primitives
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void box(int x, int y, int width, int height, OverlayColor colorA, OverlayColor colorB);
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void hLine(int x, int y, int x2, OverlayColor color);
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void vLine(int x, int y, int y2, OverlayColor color);
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void blendRect(int x, int y, int w, int h, OverlayColor color, int level = 3);
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void fillRect(int x, int y, int w, int h, OverlayColor color);
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void frameRect(int x, int y, int w, int h, OverlayColor color);
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void drawChar(byte c, int x, int y, OverlayColor color, const Graphics::Font *font = 0);
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void drawString(const String &str, int x, int y, int w, OverlayColor color, Graphics::TextAlignment align = Graphics::kTextAlignLeft, int deltax = 0, bool useEllipsis = true);
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int getStringWidth(const String &str) const;
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int getCharWidth(byte c) const;
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int getFontHeight() const;
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void drawBitmap(uint32 *bitmap, int x, int y, OverlayColor color, int h = 8);
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void addDirtyRect(int x, int y, int w, int h);
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};
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} // End of namespace GUI
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#endif
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