// new_gui.cxx: implementation of XML-configurable GUI support.
+#include <algorithm>
+#include <iostream>
+#include <cstring>
+#include <sys/types.h>
+#include <plib/ul.h>
#include "new_gui.hxx"
#include <simgear/compiler.h>
#include <simgear/structure/exception.hxx>
+#include <simgear/props/props_io.hxx>
#include <Main/fg_props.hxx>
#include "menubar.hxx"
#include "dialog.hxx"
-SG_USING_STD(map);
-
extern puFont FONT_HELVETICA_14;
extern puFont FONT_SANS_12B;
NewGUI::NewGUI ()
- : _font(FONT_HELVETICA_14),
- _menubar(new FGMenuBar),
+ : _menubar(new FGMenuBar),
_active_dialog(0)
{
- // set up the traditional colors as default
- _colors["background"] = FGColor(0.8f, 0.8f, 0.9f, 0.85f);
- _colors["foreground"] = FGColor(0.0f, 0.0f, 0.0f, 1.0f);
- _colors["highlight"] = FGColor(0.7f, 0.7f, 0.7f, 1.0f);
- _colors["label"] = FGColor(0.0f, 0.0f, 0.0f, 1.0f);
- _colors["legend"] = FGColor(0.0f, 0.0f, 0.0f, 1.0f);
- _colors["misc"] = FGColor(0.0f, 0.0f, 0.0f, 1.0f);
-
- setStyle();
}
NewGUI::~NewGUI ()
{
- clear();
+ delete _menubar;
+ _dialog_props.clear();
+ for (_itt_t it = _colors.begin(); it != _colors.end(); ++it)
+ delete it->second;
}
void
NewGUI::init ()
{
+ setStyle();
char path1[1024];
char path2[1024];
ulMakePath(path1, globals->get_fg_root().c_str(), "gui");
void
NewGUI::reinit ()
+{
+ reset(true);
+ fgSetBool("/sim/signals/reinit-gui", true);
+}
+
+void
+NewGUI::redraw ()
+{
+ reset(false);
+}
+
+void
+NewGUI::reset (bool reload)
{
map<string,FGDialog *>::iterator iter;
vector<string> dlg;
// close all open dialogs and remember them ...
- for (iter = _active_dialogs.begin(); iter != _active_dialogs.end(); iter++) {
+ for (iter = _active_dialogs.begin(); iter != _active_dialogs.end(); ++iter)
dlg.push_back(iter->first);
- closeDialog(iter->first);
- }
- unbind();
- clear();
+ unsigned int i;
+ for (i = 0; i < dlg.size(); i++)
+ closeDialog(dlg[i]);
+
setStyle();
+
+ unbind();
+ delete _menubar;
_menubar = new FGMenuBar;
- init();
+
+ if (reload) {
+ _dialog_props.clear();
+ init();
+ } else {
+ _menubar->init();
+ }
+
bind();
- // open remembered dialogs again (no nasal generated ones, unfortunately)
-// for (unsigned int i = 0; i < dlg.size(); i++)
-// showDialog(dlg[i]);
+ // open dialogs again
+ for (i = 0; i < dlg.size(); i++)
+ showDialog(dlg[i]);
}
void
return false; // dialog wasn't open...
}
+SGPropertyNode_ptr
+NewGUI::getDialogProperties (const string &name)
+{
+ if(_dialog_props.find(name) != _dialog_props.end())
+ return _dialog_props[name];
+
+ SG_LOG(SG_GENERAL, SG_DEBUG, "dialog '" << name << "' missing");
+ return 0;
+}
+
+FGDialog *
+NewGUI::getDialog (const string &name)
+{
+ if(_active_dialogs.find(name) != _active_dialogs.end())
+ return _active_dialogs[name];
+
+ SG_LOG(SG_GENERAL, SG_DEBUG, "dialog '" << name << "' missing");
+ return 0;
+}
+
void
NewGUI::setActiveDialog (FGDialog * dialog)
{
_menubar->hide();
}
-void
-NewGUI::clear ()
-{
- delete _menubar;
- _menubar = 0;
- _dialog_props.clear();
-}
-
static bool
test_extension (const char * path, const char * ext)
{
return;
}
string name = cname;
- if(!_active_dialogs[name])
+ if(_active_dialogs.find(name) == _active_dialogs.end())
_dialog_props[name] = props;
}
void
NewGUI::setStyle (void)
{
- setupFont();
+ _itt_t it;
+ for (it = _colors.begin(); it != _colors.end(); ++it)
+ delete it->second;
+ _colors.clear();
+
+ // set up the traditional colors as default
+ _colors["background"] = new FGColor(0.8f, 0.8f, 0.9f, 0.85f);
+ _colors["foreground"] = new FGColor(0.0f, 0.0f, 0.0f, 1.0f);
+ _colors["highlight"] = new FGColor(0.7f, 0.7f, 0.7f, 1.0f);
+ _colors["label"] = new FGColor(0.0f, 0.0f, 0.0f, 1.0f);
+ _colors["legend"] = new FGColor(0.0f, 0.0f, 0.0f, 1.0f);
+ _colors["misc"] = new FGColor(0.0f, 0.0f, 0.0f, 1.0f);
+ _colors["inputfield"] = new FGColor(0.8f, 0.7f, 0.7f, 1.0f);
//puSetDefaultStyle();
- SGPropertyNode *n = fgGetNode("/sim/gui/colors");
+ int which = fgGetInt("/sim/gui/current-style", 0);
+ SGPropertyNode *sim = globals->get_props()->getNode("sim/gui", true);
+ SGPropertyNode *n = sim->getChild("style", which);
if (!n)
- return;
+ n = sim->getChild("style", 0, true);
+
+ setupFont(n->getNode("fonts/gui", true));
+ n = n->getNode("colors", true);
for (int i = 0; i < n->nChildren(); i++) {
SGPropertyNode *child = n->getChild(i);
- _colors[child->getName()] = FGColor(child);
+ _colors[child->getName()] = new FGColor(child);
}
- FGColor c = _colors["background"];
- puSetDefaultColourScheme(c.red(), c.green(), c.blue(), c.alpha());
+ FGColor *c = _colors["background"];
+ puSetDefaultColourScheme(c->red(), c->green(), c->blue(), c->alpha());
}
-
-
-static const struct {
- char *name;
- puFont *font;
-} guifonts[] = {
- "default", &FONT_HELVETICA_14,
- "FIXED_8x13", &PUFONT_8_BY_13,
- "FIXED_9x15", &PUFONT_9_BY_15,
- "TIMES_10", &PUFONT_TIMES_ROMAN_10,
- "TIMES_24", &PUFONT_TIMES_ROMAN_24,
- "HELVETICA_10", &PUFONT_HELVETICA_10,
- "HELVETICA_12", &PUFONT_HELVETICA_12,
- "HELVETICA_14", &FONT_HELVETICA_14,
- "HELVETICA_18", &PUFONT_HELVETICA_18,
- "SANS_12B", &FONT_SANS_12B,
- 0, 0,
-};
-
void
-NewGUI::setupFont ()
+NewGUI::setupFont (SGPropertyNode *node)
{
- SGPropertyNode *node = fgGetNode("/sim/gui/font", true);
- string fontname = node->getStringValue("name", "Helvetica.txf");
- float size = node->getFloatValue("size", 15.0);
- float slant = node->getFloatValue("slant", 0.0);
-
- int i;
- for (i = 0; guifonts[i].name; i++)
- if (fontname == guifonts[i].name)
- break;
- if (guifonts[i].name)
- _font = *guifonts[i].font;
- else {
- SGPath fontpath;
- char* envp = ::getenv("FG_FONTS");
- if (envp != NULL) {
- fontpath.set(envp);
- } else {
- fontpath.set(globals->get_fg_root());
- fontpath.append("Fonts");
- }
-
- SGPath path(fontpath);
- path.append(fontname);
-
- if (_tex_font.load((char *)path.c_str())) {
- _font.initialize((fntFont *)&_tex_font, size, slant);
- } else {
- _font = *guifonts[0].font;
- fontname = "default";
- }
- }
- puSetDefaultFonts(_font, _font);
- fgSetString("/sim/gui/font", fontname.c_str());
+ _font = globals->get_fontcache()->get(node);
+ puSetDefaultFonts(*_font, *_font);
+ return;
}
// FGColor class.
////////////////////////////////////////////////////////////////////////
+void
+FGColor::print() const {
+ std::cerr << "red=" << _red << ", green=" << _green
+ << ", blue=" << _blue << ", alpha=" << _alpha << std::endl;
+}
+
bool
FGColor::merge(const SGPropertyNode *node)
{
_blue = n->getFloatValue(), dirty = true;
if ((n = node->getNode("alpha")))
_alpha = n->getFloatValue(), dirty = true;
- else
- _alpha = 1.0;
return dirty;
}
bool
-FGColor::merge(const FGColor& color)
+FGColor::merge(const FGColor *color)
{
bool dirty = false;
- if (color._red >= 0.0)
- _red = color._red, dirty = true;
- if (color._green >= 0.0)
- _green = color._green, dirty = true;
- if (color._blue >= 0.0)
- _blue = color._blue, dirty = true;
- if (color._alpha >= 0.0)
- _alpha = color._alpha, dirty = true;
- else
- _alpha = 1.0;
+ if (color && color->_red >= 0.0)
+ _red = color->_red, dirty = true;
+ if (color && color->_green >= 0.0)
+ _green = color->_green, dirty = true;
+ if (color && color->_blue >= 0.0)
+ _blue = color->_blue, dirty = true;
+ if (color && color->_alpha >= 0.0)
+ _alpha = color->_alpha, dirty = true;
return dirty;
}
+
+
+\f
+////////////////////////////////////////////////////////////////////////
+// FGFontCache class.
+////////////////////////////////////////////////////////////////////////
+
+namespace
+{
+struct GuiFont
+{
+ const char *name;
+ puFont *font;
+ struct Predicate
+ : public std::unary_function<const GuiFont, bool>
+ {
+ Predicate(const char* name_) : name(name_) {}
+ bool operator() (const GuiFont& f1) const
+ {
+ return std::strcmp(f1.name, name) == 0;
+ }
+ const char* name;
+ };
+};
+
+const GuiFont guifonts[] = {
+ { "default", &FONT_HELVETICA_14 },
+ { "FIXED_8x13", &PUFONT_8_BY_13 },
+ { "FIXED_9x15", &PUFONT_9_BY_15 },
+ { "TIMES_10", &PUFONT_TIMES_ROMAN_10 },
+ { "TIMES_24", &PUFONT_TIMES_ROMAN_24 },
+ { "HELVETICA_10", &PUFONT_HELVETICA_10 },
+ { "HELVETICA_12", &PUFONT_HELVETICA_12 },
+ { "HELVETICA_14", &FONT_HELVETICA_14 },
+ { "HELVETICA_18", &PUFONT_HELVETICA_18 },
+ { "SANS_12B", &FONT_SANS_12B }
+};
+
+const GuiFont* guifontsEnd = &guifonts[sizeof(guifonts)/ sizeof(guifonts[0])];
+}
+
+FGFontCache::FGFontCache() :
+ _initialized(false)
+{
+}
+
+FGFontCache::~FGFontCache()
+{
+ PuFontMap::iterator it, end = _puFonts.end();
+ for (it = _puFonts.begin(); it != end; ++it)
+ delete it->second;
+}
+
+inline bool FGFontCache::FntParamsLess::operator()(const FntParams& f1,
+ const FntParams& f2) const
+{
+ int comp = f1.name.compare(f2.name);
+ if (comp < 0)
+ return true;
+ else if (comp > 0)
+ return false;
+ if (f1.size < f2.size)
+ return true;
+ else if (f1.size > f2.size)
+ return false;
+ return f1.slant < f2.slant;
+}
+
+struct FGFontCache::fnt *
+FGFontCache::getfnt(const char *name, float size, float slant)
+{
+ string fontName(name);
+ FntParams fntParams(fontName, size, slant);
+ PuFontMap::iterator i = _puFonts.find(fntParams);
+ if (i != _puFonts.end())
+ return i->second;
+ // fntTexFont s are all preloaded into the _texFonts map
+ TexFontMap::iterator texi = _texFonts.find(fontName);
+ fntTexFont* texfont = 0;
+ puFont* pufont = 0;
+ if (texi != _texFonts.end()) {
+ texfont = texi->second;
+ } else {
+ const GuiFont* guifont = std::find_if(&guifonts[0], guifontsEnd,
+ GuiFont::Predicate(name));
+ if (guifont != guifontsEnd) {
+ pufont = guifont->font;
+ }
+ }
+ fnt* f = new fnt;
+ if (pufont) {
+ f->pufont = pufont;
+ } else if (texfont) {
+ f->texfont = texfont;
+ f->pufont = new puFont;
+ f->pufont->initialize(static_cast<fntFont *>(f->texfont), size, slant);
+ } else {
+ f->pufont = guifonts[0].font;
+ }
+ _puFonts[fntParams] = f;
+ return f;
+}
+
+puFont *
+FGFontCache::get(const char *name, float size, float slant)
+{
+ return getfnt(name, size, slant)->pufont;
+}
+
+fntTexFont *
+FGFontCache::getTexFont(const char *name, float size, float slant)
+{
+ return getfnt(name, size, slant)->texfont;
+}
+
+puFont *
+FGFontCache::get(SGPropertyNode *node)
+{
+ if (!node)
+ return get("Helvetica.txf", 15.0, 0.0);
+
+ const char *name = node->getStringValue("name", "Helvetica.txf");
+ float size = node->getFloatValue("size", 15.0);
+ float slant = node->getFloatValue("slant", 0.0);
+
+ return get(name, size, slant);
+}
+
+void FGFontCache::init()
+{
+ if (!_initialized) {
+ char *envp = ::getenv("FG_FONTS");
+ if (envp != NULL) {
+ _path.set(envp);
+ } else {
+ _path.set(globals->get_fg_root());
+ _path.append("Fonts");
+ }
+ _initialized = true;
+ }
+}
+
+SGPath
+FGFontCache::getfntpath(const char *name)
+{
+ init();
+ SGPath path(_path);
+ if (name && std::string(name) != "") {
+ path.append(name);
+ if (path.exists())
+ return path;
+ }
+
+ path = SGPath(_path);
+ path.append("Helvetica.txf");
+
+ return path;
+}
+
+bool FGFontCache::initializeFonts()
+{
+ static string fontext("txf");
+ init();
+ ulDir* fontdir = ulOpenDir(_path.c_str());
+ if (!fontdir)
+ return false;
+ const ulDirEnt *dirEntry;
+ while ((dirEntry = ulReadDir(fontdir)) != 0) {
+ SGPath path(_path);
+ path.append(dirEntry->d_name);
+ if (path.extension() == fontext) {
+ fntTexFont* f = new fntTexFont;
+ if (f->load((char *)path.c_str()))
+ _texFonts[string(dirEntry->d_name)] = f;
+ else
+ delete f;
+ }
+ }
+ ulCloseDir(fontdir);
+ return true;
+}
+
// end of new_gui.cxx