https://github.com/scummvm/scummvm
Tip revision: 266aef932a8a052df897e4d79b4572e5d169916f authored by Travis Howell on 22 April 2009, 12:04:30 UTC
Sync fixes for Kyra game engine:
Sync fixes for Kyra game engine:
Tip revision: 266aef9
ThemeLayout.h
/* 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 THEME_LAYOUT_H
#define THEME_LAYOUT_H
#include "common/rect.h"
#ifdef LAYOUT_DEBUG_DIALOG
namespace Graphics {
class Font;
class Surface;
}
#endif
namespace GUI {
class ThemeLayout {
friend class ThemeLayoutMain;
friend class ThemeLayoutStacked;
friend class ThemeLayoutSpacing;
friend class ThemeLayoutWidget;
public:
enum LayoutType {
kLayoutMain,
kLayoutVertical,
kLayoutHorizontal,
kLayoutWidget
};
ThemeLayout(ThemeLayout *p) :
_parent(p), _x(0), _y(0), _w(-1), _h(-1),
_centered(false), _defaultW(-1), _defaultH(-1) { }
virtual ~ThemeLayout() {
for (uint i = 0; i < _children.size(); ++i)
delete _children[i];
}
virtual void reflowLayout() = 0;
virtual void resetLayout() { _x = 0; _y = 0; _w = _defaultW; _h = _defaultH; }
void addChild(ThemeLayout *child) { _children.push_back(child); }
void setPadding(int8 left, int8 right, int8 top, int8 bottom) {
_padding.left = left;
_padding.right = right;
_padding.top = top;
_padding.bottom = bottom;
}
protected:
int16 getWidth() { return _w; }
int16 getHeight() { return _h; }
void offsetX(int newX) {
_x += newX;
for (uint i = 0; i < _children.size(); ++i)
_children[i]->offsetX(newX);
}
void offsetY(int newY) {
_y += newY;
for (uint i = 0; i < _children.size(); ++i)
_children[i]->offsetY(newY);
}
void setWidth(int16 width) { _w = width; }
void setHeight(int16 height) { _h = height; }
virtual LayoutType getLayoutType() = 0;
virtual ThemeLayout *makeClone(ThemeLayout *newParent) = 0;
public:
virtual bool getWidgetData(const Common::String &name, int16 &x, int16 &y, uint16 &w, uint16 &h);
void importLayout(ThemeLayout *layout);
#ifdef LAYOUT_DEBUG_DIALOG
void debugDraw(Graphics::Surface *screen, const Graphics::Font *font);
virtual const char *getName() const = 0;
#endif
protected:
ThemeLayout *_parent;
int16 _x, _y, _w, _h;
Common::Rect _padding;
Common::Array<ThemeLayout *> _children;
bool _centered;
int16 _defaultW, _defaultH;
};
class ThemeLayoutMain : public ThemeLayout {
public:
ThemeLayoutMain(int16 x, int16 y, int16 w, int16 h) : ThemeLayout(0) {
_w = _defaultW = w;
_h = _defaultH = h;
_x = _defaultX = x;
_y = _defaultY = y;
}
void reflowLayout();
void resetLayout() {
ThemeLayout::resetLayout();
_x = _defaultX;
_y = _defaultY;
}
#ifdef LAYOUT_DEBUG_DIALOG
const char *getName() const { return "Global Layout"; }
#endif
protected:
LayoutType getLayoutType() { return kLayoutMain; }
ThemeLayout *makeClone(ThemeLayout *newParent) { assert(!"Do not copy Main Layouts!"); return 0; }
int16 _defaultX;
int16 _defaultY;
};
class ThemeLayoutStacked : public ThemeLayout {
public:
ThemeLayoutStacked(ThemeLayout *p, LayoutType type, int spacing, bool center) :
ThemeLayout(p), _type(type) {
assert((type == kLayoutVertical) || (type == kLayoutHorizontal));
_spacing = spacing;
_centered = center;
}
void reflowLayout() {
if (_type == kLayoutVertical)
reflowLayoutVertical();
else
reflowLayoutHorizontal();
}
void reflowLayoutHorizontal();
void reflowLayoutVertical();
#ifdef LAYOUT_DEBUG_DIALOG
const char *getName() const {
return (_type == kLayoutVertical)
? "Vertical Layout" : "Horizontal Layout";
}
#endif
protected:
int16 getParentWidth();
int16 getParentHeight();
LayoutType getLayoutType() { return _type; }
ThemeLayout *makeClone(ThemeLayout *newParent) {
ThemeLayoutStacked *n = new ThemeLayoutStacked(*this);
n->_parent = newParent;
for (uint i = 0; i < n->_children.size(); ++i)
n->_children[i] = n->_children[i]->makeClone(n);
return n;
}
const LayoutType _type;
int8 _spacing;
};
class ThemeLayoutWidget : public ThemeLayout {
public:
ThemeLayoutWidget(ThemeLayout *p, const Common::String &name, int16 w, int16 h) : ThemeLayout(p), _name(name) {
_w = _defaultW = w;
_h = _defaultH = h;
}
bool getWidgetData(const Common::String &name, int16 &x, int16 &y, uint16 &w, uint16 &h);
void reflowLayout() {}
#ifdef LAYOUT_DEBUG_DIALOG
virtual const char *getName() const { return _name.c_str(); }
#endif
protected:
LayoutType getLayoutType() { return kLayoutWidget; }
ThemeLayout *makeClone(ThemeLayout *newParent) {
ThemeLayout *n = new ThemeLayoutWidget(*this);
n->_parent = newParent;
return n;
}
Common::String _name;
};
class ThemeLayoutSpacing : public ThemeLayout {
public:
ThemeLayoutSpacing(ThemeLayout *p, int size) : ThemeLayout(p) {
if (p->getLayoutType() == kLayoutHorizontal) {
_w = _defaultW = size;
_h = _defaultH = 1;
} else if (p->getLayoutType() == kLayoutVertical) {
_w = _defaultW = 1;
_h = _defaultH = size;
}
}
bool getWidgetData(const Common::String &name, int16 &x, int16 &y, uint16 &w, uint16 &h) { return false; }
void reflowLayout() {}
#ifdef LAYOUT_DEBUG_DIALOG
const char *getName() const { return "SPACE"; }
#endif
protected:
LayoutType getLayoutType() { return kLayoutWidget; }
ThemeLayout *makeClone(ThemeLayout *newParent) {
ThemeLayout *n = new ThemeLayoutSpacing(*this);
n->_parent = newParent;
return n;
}
};
}
#endif