scummvm/gui/ThemeEval.h
2021-11-21 20:00:08 +01:00

129 lines
3.8 KiB
C++

/* 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.
*
*/
#ifndef GUI_THEME_EVAL_H
#define GUI_THEME_EVAL_H
#include "common/scummsys.h"
#include "common/hashmap.h"
#include "common/hash-str.h"
#include "common/stack.h"
#include "common/str.h"
#include "common/textconsole.h"
#include "graphics/font.h"
#include "gui/ThemeLayout.h"
namespace GUI {
class ThemeEval {
typedef Common::HashMap<Common::String, int> VariablesMap;
typedef Common::HashMap<Common::String, ThemeLayout *> LayoutsMap;
public:
ThemeEval() : _scaleFactor(1.0f) {
buildBuiltinVars();
}
~ThemeEval();
void buildBuiltinVars();
int getVar(const Common::String &s) {
if (_vars.contains(s))
return _vars[s];
if (_builtin.contains(s))
return _builtin[s];
error("CRITICAL: Missing variable: '%s'", s.c_str());
return -13375; //EVAL_UNDEF_VAR
}
int getVar(const Common::String &s, int def) {
if (_vars.contains(s))
return _vars[s];
if (_builtin.contains(s))
return _builtin[s];
return def;
}
void setScaleFactor(float s) { _scaleFactor = s; }
void setVar(const Common::String &name, int val) { _vars[name] = val; }
bool hasVar(const Common::String &name) { return _vars.contains(name) || _builtin.contains(name); }
ThemeEval &addDialog(const Common::String &name, const Common::String &overlays, int16 maxWidth = -1, int16 maxHeight = -1, int inset = 0);
ThemeEval &addLayout(ThemeLayout::LayoutType type, int spacing = -1, ThemeLayout::ItemAlign itemAlign = ThemeLayout::kItemAlignStart);
ThemeEval &addWidget(const Common::String &name, const Common::String &type, int w = -1, int h = -1, Graphics::TextAlign align = Graphics::kTextAlignStart, bool useRTL = true);
ThemeEval &addImportedLayout(const Common::String &name);
ThemeEval &addSpace(int size = -1);
ThemeEval &addPadding(int16 l, int16 r, int16 t, int16 b);
ThemeEval &closeLayout() { _curLayout.pop(); return *this; }
ThemeEval &closeDialog() { _curLayout.pop(); _curDialog.clear(); return *this; }
bool hasDialog(const Common::String &name);
void reflowDialogLayout(const Common::String &name, Widget *widgetChain);
bool getWidgetData(const Common::String &widget, int16 &x, int16 &y, int16 &w, int16 &h);
bool getWidgetData(const Common::String &widget, int16 &x, int16 &y, int16 &w, int16 &h, bool &useRTL);
Graphics::TextAlign getWidgetTextHAlign(const Common::String &widget);
#ifdef LAYOUT_DEBUG_DIALOG
void debugDraw(Graphics::ManagedSurface *screen, const Graphics::Font *font) {
if (_layouts.contains(LAYOUT_DEBUG_DIALOG)) {
_layouts[LAYOUT_DEBUG_DIALOG]->debugDraw(screen, font);
} else {
Common::String list;
for (auto l = _layouts.begin(); l != _layouts.end(); ++l)
list += " " + l->_key;
warning("debugDraw: Unknown layout %s\nList:%s", LAYOUT_DEBUG_DIALOG, list.c_str());
}
}
#endif
void reset();
private:
VariablesMap _vars;
VariablesMap _builtin;
LayoutsMap _layouts;
Common::Stack<ThemeLayout *> _curLayout;
Common::String _curDialog;
float _scaleFactor;
};
} // End of namespace GUI
#endif