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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 THEME_LAYOUT_H
#define THEME_LAYOUT_H
namespace GUI {
class ThemeLayout {
public:
enum LayoutType {
kLayoutMain,
kLayoutVertical,
kLayoutHorizontal,
kLayoutWidget
};
ThemeLayout(ThemeLayout *p, const Common::String &name) :
_parent(p), _name(name), _x(0), _y(0), _w(-1), _h(-1),
_paddingLeft(0), _paddingRight(0), _paddingTop(0), _paddingBottom(0),
_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) {
_paddingLeft = left;
_paddingRight = right;
_paddingTop = top;
_paddingBottom = bottom;
}
void setSpacing(int8 spacing) {
_spacing = spacing;
}
int16 getParentX() { return _parent ? _parent->_x : 0; }
int16 getParentY() { return _parent ? _parent->_y : 0; }
int16 getParentW();
int16 getParentH();
int16 getX() { return _x; }
int16 getY() { return _y; }
int16 getWidth() { return _w; }
int16 getHeight() { return _h; }
void setX(int newX) {
_x += newX;
for (uint i = 0; i < _children.size(); ++i)
_children[i]->setX(newX);
}
void setY(int newY) {
_y += newY;
for (uint i = 0; i < _children.size(); ++i)
_children[i]->setY(newY);
}
void setWidth(int16 width) { _w = width; }
void setHeight(int16 height) { _h = height; }
#ifdef LAYOUT_DEBUG_DIALOG
void debugDraw(Graphics::Surface *screen, const Graphics::Font *font) {
uint16 color = 0xFFFF;
font->drawString(screen, getName(), _x, _y, _w, color, Graphics::kTextAlignRight, 0, true);
screen->hLine(_x, _y, _x + _w, color);
screen->hLine(_x, _y + _h, _x + _w , color);
screen->vLine(_x, _y, _y + _h, color);
screen->vLine(_x + _w, _y, _y + _h, color);
for (uint i = 0; i < _children.size(); ++i)
_children[i]->debugDraw(screen, font);
}
#endif
virtual LayoutType getLayoutType() = 0;
virtual const char *getName() { return _name.c_str(); }
virtual bool getWidgetData(const Common::String &name, int16 &x, int16 &y, uint16 &w, uint16 &h);
virtual bool getDialogData(int16 &x, int16 &y, uint16 &w, uint16 &h) {
assert(getLayoutType() == kLayoutMain);
x = _x; y = _y;
w = _w; h = _h;
return true;
}
virtual ThemeLayout *buildCopy() = 0;
void importLayout(ThemeLayout *layout);
protected:
int16 _x, _y, _w, _h;
int16 _defaultW, _defaultH;
int8 _paddingTop, _paddingBottom, _paddingLeft, _paddingRight;
int8 _spacing;
Common::Array<ThemeLayout*> _children;
ThemeLayout *_parent;
bool _centered;
Common::String _name;
};
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;
}
const char *getName() { return "Global Layout"; }
LayoutType getLayoutType() { return kLayoutMain; }
ThemeLayout *buildCopy() { assert(!"Do not copy Main Layouts!"); return 0; }
protected:
int16 _defaultX;
int16 _defaultY;
};
class ThemeLayoutVertical : public ThemeLayout {
public:
ThemeLayoutVertical(ThemeLayout *p, int spacing, bool center) :
ThemeLayout(p, "") {
_spacing = spacing;
_centered = center;
}
void reflowLayout();
const char *getName() { return "Vertical Layout"; }
LayoutType getLayoutType() { return kLayoutVertical; }
ThemeLayout *buildCopy() {
ThemeLayoutVertical *n = new ThemeLayoutVertical(*this);
for (uint i = 0; i < n->_children.size(); ++ i)
n->_children[i] = n->_children[i]->buildCopy();
return n;
}
};
class ThemeLayoutHorizontal : public ThemeLayout {
public:
ThemeLayoutHorizontal(ThemeLayout *p, int spacing, bool center) :
ThemeLayout(p, "") {
_spacing = spacing;
_centered = center;
}
void reflowLayout();
const char *getName() { return "Horizontal Layout"; }
LayoutType getLayoutType() { return kLayoutHorizontal; }
ThemeLayout *buildCopy() {
ThemeLayoutHorizontal *n = new ThemeLayoutHorizontal(*this);
for (uint i = 0; i < n->_children.size(); ++ i)
n->_children[i] = n->_children[i]->buildCopy();
return n;
}
};
class ThemeLayoutWidget : public ThemeLayout {
public:
ThemeLayoutWidget(ThemeLayout *p, const Common::String &name, int16 w, int16 h) : ThemeLayout(p, name) {
_w = _defaultW = w;
_h = _defaultH = h;
}
bool getWidgetData(const Common::String &name, int16 &x, int16 &y, uint16 &w, uint16 &h);
void reflowLayout() {}
LayoutType getLayoutType() { return kLayoutWidget; }
ThemeLayout *buildCopy() { return new ThemeLayoutWidget(*this); }
};
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() {}
LayoutType getLayoutType() { return kLayoutWidget; }
const char *getName() { return "SPACE"; }
ThemeLayout *buildCopy() { return new ThemeLayoutSpacing(*this); }
};
}
#endif
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