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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 GUI_THEME_DATA_H
#define GUI_THEME_DATA_H
namespace GUI {
struct TextDrawData {
const Graphics::Font *_fontPtr;
struct {
uint8 r, g, b;
} _color;
};
struct WidgetDrawData {
/** List of all the steps needed to draw this widget */
Common::List<Graphics::DrawStep> _steps;
int _textDataId;
Graphics::TextAlign _textAlignH;
GUI::ThemeEngine::TextAlignVertical _textAlignV;
/** Extra space that the widget occupies when it's drawn.
E.g. when taking into account rounded corners, drop shadows, etc
Used when restoring the widget background */
uint16 _backgroundOffset;
/** Sets whether the widget is cached beforehand. */
bool _cached;
bool _buffer;
/** Texture where the cached widget is stored. */
Graphics::Surface *_surfaceCache;
~WidgetDrawData() {
_steps.clear();
if (_surfaceCache) {
_surfaceCache->free();
delete _surfaceCache;
}
}
};
class ThemeItem {
public:
ThemeItem(ThemeEngine *engine, const Common::Rect &area) :
_engine(engine), _area(area) {}
virtual ~ThemeItem() {}
virtual void drawSelf(bool doDraw, bool doRestore) = 0;
protected:
ThemeEngine *_engine;
Common::Rect _area;
};
class ThemeItemDrawData : public ThemeItem {
public:
ThemeItemDrawData(ThemeEngine *engine, const WidgetDrawData *data, const Common::Rect &area, uint32 dynData) :
ThemeItem(engine, area), _dynamicData(dynData), _data(data) {}
void drawSelf(bool draw, bool restore);
protected:
uint32 _dynamicData;
const WidgetDrawData *_data;
};
class ThemeItemTextData : public ThemeItem {
public:
ThemeItemTextData(ThemeEngine *engine, const TextDrawData *data, const Common::Rect &area, const Common::String &text,
Graphics::TextAlign alignH, GUI::ThemeEngine::TextAlignVertical alignV,
bool ellipsis, bool restoreBg, int deltaX) :
ThemeItem(engine, area), _data(data), _text(text), _alignH(alignH), _alignV(alignV),
_ellipsis(ellipsis), _restoreBg(restoreBg), _deltax(deltaX) {}
void drawSelf(bool draw, bool restore);
protected:
const TextDrawData *_data;
Common::String _text;
Graphics::TextAlign _alignH;
GUI::ThemeEngine::TextAlignVertical _alignV;
bool _ellipsis;
bool _restoreBg;
int _deltax;
};
class ThemeItemBitmap : public ThemeItem {
public:
ThemeItemBitmap(ThemeEngine *engine, const Common::Rect &area, const Graphics::Surface *bitmap, bool alpha) :
ThemeItem(engine, area), _bitmap(bitmap), _alpha(alpha) {}
void drawSelf(bool draw, bool restore);
protected:
const Graphics::Surface *_bitmap;
bool _alpha;
};
}
#endif
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