# include <windows.h>
#endif
+#include <stdio.h> // sprintf
#include <string.h>
+#include <simgear/compiler.h>
+
+#include SG_GLU_H
+
#include <plib/ssg.h>
-#include <GL/glut.h>
-#include <simgear/xgl.h>
+#include <plib/fnt.h>
-#include <simgear/logstream.hxx>
-#include <simgear/fgpath.hxx>
+#include <simgear/debug/logstream.hxx>
+#include <simgear/misc/sg_path.hxx>
-#include <Main/options.hxx>
-#include <Objects/texload.h>
-#include <Autopilot/autopilot.hxx>
+#include <Main/globals.hxx>
+#include <Main/fg_props.hxx>
+#include <Main/viewmgr.hxx>
+#include <Time/light.hxx>
-#include "cockpit.hxx"
+#include "hud.hxx"
#include "panel.hxx"
-#define SIX_X 200
-#define SIX_Y 345
-#define SIX_W 128
-#define SIX_SPACING (SIX_W + 5)
-#define SMALL_W 112
+#define WIN_X 0
+#define WIN_Y 0
+#define WIN_W 1024
+#define WIN_H 768
+
+// The number of polygon-offset "units" to place between layers. In
+// principle, one is supposed to be enough. In practice, I find that
+// my hardware/driver requires many more.
+#define POFF_UNITS 4
+
+////////////////////////////////////////////////////////////////////////
+// Local functions.
+////////////////////////////////////////////////////////////////////////
+
+
+/**
+ * Calculate the aspect adjustment for the panel.
+ */
+static float
+get_aspect_adjust (int xsize, int ysize)
+{
+ float ideal_aspect = float(WIN_W) / float(WIN_H);
+ float real_aspect = float(xsize) / float(ysize);
+ return (real_aspect / ideal_aspect);
+}
+
+
+\f
+////////////////////////////////////////////////////////////////////////
+// Global functions.
+////////////////////////////////////////////////////////////////////////
+
+bool
+fgPanelVisible ()
+{
+ if(globals->get_current_panel() == 0)
+ return false;
+ if(globals->get_current_panel()->getVisibility() == 0)
+ return false;
+ if(globals->get_viewmgr()->get_current() != 0)
+ return false;
+ if(globals->get_current_view()->getHeadingOffset_deg() * SGD_DEGREES_TO_RADIANS != 0)
+ return false;
+ return true;
+}
+
+
+\f
+////////////////////////////////////////////////////////////////////////
+// Implementation of FGTextureManager.
+////////////////////////////////////////////////////////////////////////
+
+map<string,ssgTexture *> FGTextureManager::_textureMap;
+
+ssgTexture *
+FGTextureManager::createTexture (const string &relativePath)
+{
+ ssgTexture * texture = _textureMap[relativePath];
+ if (texture == 0) {
+ SG_LOG( SG_COCKPIT, SG_DEBUG,
+ "Texture " << relativePath << " does not yet exist" );
+ SGPath tpath(globals->get_fg_root());
+ tpath.append(relativePath);
+ texture = new ssgTexture((char *)tpath.c_str(), false, false);
+ _textureMap[relativePath] = texture;
+ if (_textureMap[relativePath] == 0)
+ SG_LOG( SG_COCKPIT, SG_ALERT, "Texture *still* doesn't exist" );
+ SG_LOG( SG_COCKPIT, SG_DEBUG, "Created texture " << relativePath
+ << " handle=" << texture->getHandle() );
+ }
+
+ return texture;
+}
+
+
+
+\f
+////////////////////////////////////////////////////////////////////////
+// Implementation of FGCropped Texture.
+////////////////////////////////////////////////////////////////////////
+
+
+FGCroppedTexture::FGCroppedTexture ()
+ : _path(""), _texture(0),
+ _minX(0.0), _minY(0.0), _maxX(1.0), _maxY(1.0)
+{
+}
+
+
+FGCroppedTexture::FGCroppedTexture (const string &path,
+ float minX, float minY,
+ float maxX, float maxY)
+ : _path(path), _texture(0),
+ _minX(minX), _minY(minY), _maxX(maxX), _maxY(maxY)
+{
+}
+
+
+FGCroppedTexture::~FGCroppedTexture ()
+{
+}
+
+
+ssgTexture *
+FGCroppedTexture::getTexture ()
+{
+ if (_texture == 0) {
+ _texture = FGTextureManager::createTexture(_path);
+ }
+ return _texture;
+}
\f
// Implementation of FGPanel.
////////////////////////////////////////////////////////////////////////
-FGPanel * FGPanel::OurPanel = 0;
+static fntRenderer text_renderer;
+static fntTexFont *default_font = 0;
+static fntTexFont *led_font = 0;
+/**
+ * Constructor.
+ */
FGPanel::FGPanel ()
+ : _mouseDown(false),
+ _mouseInstrument(0),
+ _width(WIN_W), _height(int(WIN_H * 0.5768 + 1)),
+ _view_height(int(WIN_H * 0.4232)),
+ _visibility(fgGetNode("/sim/panel/visibility", true)),
+ _x_offset(fgGetNode("/sim/panel/x-offset", true)),
+ _y_offset(fgGetNode("/sim/panel/y-offset", true)),
+ _jitter(fgGetNode("/sim/panel/jitter", true)),
+ _flipx(fgGetNode("/sim/panel/flip-x", true)),
+ _xsize_node(fgGetNode("/sim/startup/xsize", true)),
+ _ysize_node(fgGetNode("/sim/startup/ysize", true))
{
- if (OurPanel == 0) {
- OurPanel = this;
- } else {
- FG_LOG(FG_GENERAL, FG_ALERT, "Multiple panels");
- exit(-1);
+}
+
+
+/**
+ * Destructor.
+ */
+FGPanel::~FGPanel ()
+{
+ for (instrument_list_type::iterator it = _instruments.begin();
+ it != _instruments.end();
+ it++) {
+ delete *it;
+ *it = 0;
}
+}
- int x = SIX_X;
- int y = SIX_Y;
- FGPath tpath(current_options.get_fg_root());
- tpath.append("Textures/Panel/panel-bg.rgb");
- _bg = new ssgTexture((char *)tpath.c_str(), false, false);
+/**
+ * Add an instrument to the panel.
+ */
+void
+FGPanel::addInstrument (FGPanelInstrument * instrument)
+{
+ _instruments.push_back(instrument);
+}
+
+
+/**
+ * Initialize the panel.
+ */
+void
+FGPanel::init ()
+{
+ SGPath base_path;
+ char* envp = ::getenv( "FG_FONTS" );
+ if ( envp != NULL ) {
+ base_path.set( envp );
+ } else {
+ base_path.set( globals->get_fg_root() );
+ base_path.append( "Fonts" );
+ }
- _airspeed = new FGAirspeedIndicator(x, y);
- x += SIX_SPACING;
- _horizon = new FGHorizon(x, y);
- x += SIX_SPACING;
- _altimeter = new FGAltimeter(x, y);
- x = SIX_X;
- y -= SIX_SPACING;
- _coordinator = new FGTurnCoordinator(x, y);
- x += SIX_SPACING;
- _gyro = new FGGyroCompass(x, y);
- x += SIX_SPACING;
- _vertical = new FGVerticalVelocity(x, y);
+ SGPath fntpath;
- y -= SIX_SPACING;
- _rpm = new FGRPMGauge(x, y);
+ // Install the default font
+ fntpath = base_path;
+ fntpath.append( "typewriter.txf" );
+ default_font = new fntTexFont ;
+ default_font -> load ( (char *)fntpath.c_str() ) ;
- x -= SIX_SPACING;
- _flaps = new FGFlapIndicator(x, y);
+ // Install the LED font
+ fntpath = base_path;
+ fntpath.append( "led.txf" );
+ led_font = new fntTexFont ;
+ led_font -> load ( (char *)fntpath.c_str() ) ;
}
-FGPanel::~FGPanel ()
+
+/**
+ * Bind panel properties.
+ */
+void
+FGPanel::bind ()
{
- OurPanel = 0;
- delete _airspeed;
- delete _horizon;
- delete _altimeter;
- delete _coordinator;
- delete _gyro;
- delete _vertical;
- delete _rpm;
- delete _flaps;
+ fgSetArchivable("/sim/panel/visibility");
+ fgSetArchivable("/sim/panel/x-offset");
+ fgSetArchivable("/sim/panel/y-offset");
+ fgSetArchivable("/sim/panel/jitter");
}
-float
-FGPanel::get_height () const
+
+/**
+ * Unbind panel properties.
+ */
+void
+FGPanel::unbind ()
{
- return _panel_h;
}
+
+/**
+ * Update the panel.
+ */
void
-FGPanel::ReInit (int x, int y, int finx, int finy)
+FGPanel::update (double dt)
{
- _x = x;
- _y = y;
- _w = finx - x;
- _h = finy - y;
- _panel_h = (int)((finy - y) * 0.5768 + 1);
+ // Do nothing if the panel isn't visible.
+ if ( !fgPanelVisible() ) {
+ return;
+ }
+
+ updateMouseDelay();
+
+ // Now, draw the panel
+ float aspect_adjust = get_aspect_adjust(_xsize_node->getIntValue(),
+ _ysize_node->getIntValue());
+ if (aspect_adjust <1.0)
+ update(WIN_X, int(WIN_W * aspect_adjust), WIN_Y, WIN_H);
+ else
+ update(WIN_X, WIN_W, WIN_Y, int(WIN_H / aspect_adjust));
+}
+
+/**
+ * Handle repeatable mouse events. Called from update() and from
+ * fgUpdate3DPanels(). This functionality needs to move into the
+ * input subsystem. Counting a tick every two frames is clumsy...
+ */
+void FGPanel::updateMouseDelay()
+{
+ if (_mouseDown) {
+ _mouseDelay--;
+ if (_mouseDelay < 0) {
+ _mouseInstrument->doMouseAction(_mouseButton, 0, _mouseX, _mouseY);
+ _mouseDelay = 2;
+ }
+ }
}
+
void
-FGPanel::Update () const
+FGPanel::update (GLfloat winx, GLfloat winw, GLfloat winy, GLfloat winh)
{
- // glPushAttrib(GL_ALL_ATTRIB_BITS);
+ // Calculate accelerations
+ // and jiggle the panel accordingly
+ // The factors and bounds are just
+ // initial guesses; using sqrt smooths
+ // out the spikes.
+ double x_offset = _x_offset->getIntValue();
+ double y_offset = _y_offset->getIntValue();
+
+#if 0
+ if (_jitter->getFloatValue() != 0.0) {
+ double a_x_pilot = current_aircraft.fdm_state->get_A_X_pilot();
+ double a_y_pilot = current_aircraft.fdm_state->get_A_Y_pilot();
+ double a_z_pilot = current_aircraft.fdm_state->get_A_Z_pilot();
+
+ double a_zx_pilot = a_z_pilot - a_x_pilot;
+
+ int x_adjust = int(sqrt(fabs(a_y_pilot) * _jitter->getFloatValue())) *
+ (a_y_pilot < 0 ? -1 : 1);
+ int y_adjust = int(sqrt(fabs(a_zx_pilot) * _jitter->getFloatValue())) *
+ (a_zx_pilot < 0 ? -1 : 1);
+
+ // adjustments in screen coordinates
+ x_offset += x_adjust;
+ y_offset += y_adjust;
+ }
+#endif
glMatrixMode(GL_PROJECTION);
glPushMatrix();
glLoadIdentity();
- gluOrtho2D(_x, _x + _w, _y, _y + _h);
-
+ if ( _flipx->getBoolValue() ) {
+ gluOrtho2D(winx + winw, winx, winy + winh, winy); /* up side down */
+ } else {
+ gluOrtho2D(winx, winx + winw, winy, winy + winh); /* right side up */
+ }
+
glMatrixMode(GL_MODELVIEW);
glPushMatrix();
glLoadIdentity();
+
+ glTranslated(x_offset, y_offset, 0);
+
+ draw();
- // Draw the background
- glDisable(GL_LIGHTING);
+ glMatrixMode(GL_PROJECTION);
+ glPopMatrix();
+ glMatrixMode(GL_MODELVIEW);
+ glPopMatrix();
+
+ ssgForceBasicState();
+ glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
+}
+
+void
+FGPanel::draw()
+{
+ // In 3D mode, it's possible that we are being drawn exactly on top
+ // of an existing polygon. Use an offset to prevent z-fighting. In
+ // 2D mode, this is a no-op.
+ glEnable(GL_POLYGON_OFFSET_FILL);
+ glPolygonOffset(-1, -POFF_UNITS);
+
+ // save some state
+ glPushAttrib( GL_COLOR_BUFFER_BIT | GL_ENABLE_BIT | GL_LIGHTING_BIT
+ | GL_TEXTURE_BIT | GL_PIXEL_MODE_BIT | GL_CULL_FACE
+ | GL_DEPTH_BUFFER_BIT );
+
+ // Draw the background
glEnable(GL_TEXTURE_2D);
- if ( _bg->getHandle() >= 0 ) {
- glBindTexture(GL_TEXTURE_2D, _bg->getHandle());
+ glDisable(GL_LIGHTING);
+ glEnable(GL_BLEND);
+ glEnable(GL_ALPHA_TEST);
+ glEnable(GL_COLOR_MATERIAL);
+ glEnable(GL_CULL_FACE);
+ glCullFace(GL_BACK);
+ glDisable(GL_DEPTH_TEST);
+ sgVec4 panel_color;
+
+ FGLight *l = (FGLight *)(globals->get_subsystem("lighting"));
+ sgCopyVec4( panel_color, l->scene_diffuse());
+ if ( fgGetDouble("/systems/electrical/outputs/instrument-lights") > 1.0 ) {
+ if ( panel_color[0] < 0.7 ) panel_color[0] = 0.7;
+ if ( panel_color[1] < 0.2 ) panel_color[1] = 0.2;
+ if ( panel_color[2] < 0.2 ) panel_color[2] = 0.2;
+ }
+ glColor4fv( panel_color );
+ if (_bg != 0) {
+ glBindTexture(GL_TEXTURE_2D, _bg->getHandle());
+ // glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
+ // glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
+ glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
+ glBegin(GL_POLYGON);
+ glTexCoord2f(0.0, 0.0); glVertex2f(WIN_X, WIN_Y);
+ glTexCoord2f(1.0, 0.0); glVertex2f(WIN_X + _width, WIN_Y);
+ glTexCoord2f(1.0, 1.0); glVertex2f(WIN_X + _width, WIN_Y + _height);
+ glTexCoord2f(0.0, 1.0); glVertex2f(WIN_X, WIN_Y + _height);
+ glEnd();
} else {
- cout << "invalid texture handle in FGPanel::Update()" << endl;
+ for (int i = 0; i < 4; i ++) {
+ // top row of textures...(1,3,5,7)
+ glBindTexture(GL_TEXTURE_2D, _mbg[i*2]->getHandle());
+ glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
+ glBegin(GL_POLYGON);
+ glTexCoord2f(0.0, 0.0); glVertex2f(WIN_X + (_width/4) * i, WIN_Y + (_height/2));
+ glTexCoord2f(1.0, 0.0); glVertex2f(WIN_X + (_width/4) * (i+1), WIN_Y + (_height/2));
+ glTexCoord2f(1.0, 1.0); glVertex2f(WIN_X + (_width/4) * (i+1), WIN_Y + _height);
+ glTexCoord2f(0.0, 1.0); glVertex2f(WIN_X + (_width/4) * i, WIN_Y + _height);
+ glEnd();
+ // bottom row of textures...(2,4,6,8)
+ glBindTexture(GL_TEXTURE_2D, _mbg[(i*2)+1]->getHandle());
+ glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
+ glBegin(GL_POLYGON);
+ glTexCoord2f(0.0, 0.0); glVertex2f(WIN_X + (_width/4) * i, WIN_Y);
+ glTexCoord2f(1.0, 0.0); glVertex2f(WIN_X + (_width/4) * (i+1), WIN_Y);
+ glTexCoord2f(1.0, 1.0); glVertex2f(WIN_X + (_width/4) * (i+1), WIN_Y + (_height/2));
+ glTexCoord2f(0.0, 1.0); glVertex2f(WIN_X + (_width/4) * i, WIN_Y + (_height/2));
+ glEnd();
+ }
}
- glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
- glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
- glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
- glBegin(GL_POLYGON);
- glTexCoord2f(0.0, 0.0); glVertex3f(_x, _y, 0);
- glTexCoord2f(10.0, 0.0); glVertex3f(_x + _w, _y, 0);
- glTexCoord2f(10.0, 5.0); glVertex3f(_x + _w, _y + _panel_h, 0);
- glTexCoord2f(0.0, 5.0); glVertex3f(_x, _y + _panel_h, 0);
- glEnd();
-
- // Draw the instruments.
- glLoadIdentity();
- glTranslated(_airspeed->getXPos(), _airspeed->getYPos(), 0);
- _airspeed->draw();
- glLoadIdentity();
- glTranslated(_horizon->getXPos(), _horizon->getYPos(), 0);
- _horizon->draw();
+ // Draw the instruments.
+ instrument_list_type::const_iterator current = _instruments.begin();
+ instrument_list_type::const_iterator end = _instruments.end();
- glLoadIdentity();
- glTranslated(_altimeter->getXPos(), _altimeter->getYPos(), 0);
- _altimeter->draw();
+ for ( ; current != end; current++) {
+ FGPanelInstrument * instr = *current;
+ glPushMatrix();
+ glTranslated(instr->getXPos(), instr->getYPos(), 0);
+ instr->draw();
+ glPopMatrix();
+ }
- glLoadIdentity();
- glTranslated(_coordinator->getXPos(), _coordinator->getYPos(), 0);
- _coordinator->draw();
+ // Draw yellow "hotspots" if directed to. This is a panel authoring
+ // feature; not intended to be high performance or to look good.
+ if ( fgGetBool("/sim/panel-hotspots") ) {
+ glDisable(GL_TEXTURE_2D);
+ glColor3f(1, 1, 0);
+
+ for ( unsigned int i = 0; i < _instruments.size(); i++ )
+ _instruments[i]->drawHotspots();
+ }
- glLoadIdentity();
- glTranslated(_gyro->getXPos(), _gyro->getYPos(), 0);
- _gyro->draw();
- glLoadIdentity();
- glTranslated(_vertical->getXPos(), _vertical->getYPos(), 0);
- _vertical->draw();
+ // restore some original state
+ glPopAttrib();
+ glPolygonOffset(0, 0);
+ glDisable(GL_POLYGON_OFFSET_FILL);
+}
- glLoadIdentity();
- glTranslated(_rpm->getXPos(), _rpm->getYPos(), 0);
- _rpm->draw();
+/**
+ * Set the panel's visibility.
+ */
+void
+FGPanel::setVisibility (bool visibility)
+{
+ _visibility->setBoolValue( visibility );
+}
- glLoadIdentity();
- glTranslated(_flaps->getXPos(), _flaps->getYPos(), 0);
- _flaps->draw();
- glMatrixMode(GL_PROJECTION);
- glPopMatrix();
- glMatrixMode(GL_MODELVIEW);
- glPopMatrix();
+/**
+ * Return true if the panel is visible.
+ */
+bool
+FGPanel::getVisibility () const
+{
+ return _visibility->getBoolValue();
+}
- // glPopAttrib();
-// ssgForceBasicState();
+/**
+ * Set the panel's background texture.
+ */
+void
+FGPanel::setBackground (ssgTexture * texture)
+{
+ _bg = texture;
+}
+
+/**
+ * Set the panel's multiple background textures.
+ */
+void
+FGPanel::setMultiBackground (ssgTexture * texture, int idx)
+{
+ _bg = 0;
+ _mbg[idx] = texture;
+}
+
+/**
+ * Set the panel's x-offset.
+ */
+void
+FGPanel::setXOffset (int offset)
+{
+ if (offset <= 0 && offset >= -_width + WIN_W)
+ _x_offset->setIntValue( offset );
+}
+
+
+/**
+ * Set the panel's y-offset.
+ */
+void
+FGPanel::setYOffset (int offset)
+{
+ if (offset <= 0 && offset >= -_height)
+ _y_offset->setIntValue( offset );
+}
+
+/**
+ * Handle a mouse action in panel-local (not screen) coordinates.
+ * Used by the 3D panel code in Model/panelnode.cxx, in situations
+ * where the panel doesn't control its own screen location.
+ */
+bool
+FGPanel::doLocalMouseAction(int button, int updown, int x, int y)
+{
+ // Note a released button and return
+ if (updown == 1) {
+ if (_mouseInstrument != 0)
+ _mouseInstrument->doMouseAction(_mouseButton, 1, _mouseX, _mouseY);
+ _mouseDown = false;
+ _mouseInstrument = 0;
+ return false;
+ }
+
+ // Search for a matching instrument.
+ for (int i = 0; i < (int)_instruments.size(); i++) {
+ FGPanelInstrument *inst = _instruments[i];
+ int ix = inst->getXPos();
+ int iy = inst->getYPos();
+ int iw = inst->getWidth() / 2;
+ int ih = inst->getHeight() / 2;
+ if (x >= ix - iw && x < ix + iw && y >= iy - ih && y < iy + ih) {
+ _mouseDown = true;
+ _mouseDelay = 20;
+ _mouseInstrument = inst;
+ _mouseButton = button;
+ _mouseX = x - ix;
+ _mouseY = y - iy;
+ // Always do the action once.
+ return _mouseInstrument->doMouseAction(_mouseButton, 0,
+ _mouseX, _mouseY);
+ }
+ }
+ return false;
+}
+
+/**
+ * Perform a mouse action.
+ */
+bool
+FGPanel::doMouseAction (int button, int updown, int x, int y)
+{
+ // FIXME: this same code appears in update()
+ int xsize = _xsize_node->getIntValue();
+ int ysize = _ysize_node->getIntValue();
+ float aspect_adjust = get_aspect_adjust(xsize, ysize);
+
+ // Scale for the real window size.
+ if (aspect_adjust < 1.0) {
+ x = int(((float)x / xsize) * WIN_W * aspect_adjust);
+ y = int(WIN_H - ((float(y) / ysize) * WIN_H));
+ } else {
+ x = int(((float)x / xsize) * WIN_W);
+ y = int((WIN_H - ((float(y) / ysize) * WIN_H)) / aspect_adjust);
+ }
+
+ // Adjust for offsets.
+ x -= _x_offset->getIntValue();
+ y -= _y_offset->getIntValue();
+
+ // Having fixed up the coordinates, fall through to the local
+ // coordinate handler.
+ return doLocalMouseAction(button, updown, x, y);
+}
+
+
+\f
+////////////////////////////////////////////////////////////////////////.
+// Implementation of FGPanelAction.
+////////////////////////////////////////////////////////////////////////
+
+FGPanelAction::FGPanelAction ()
+{
+}
+
+FGPanelAction::FGPanelAction (int button, int x, int y, int w, int h,
+ bool repeatable)
+ : _button(button), _x(x), _y(y), _w(w), _h(h), _repeatable(repeatable)
+{
+ for (unsigned int i = 0; i < 2; i++) {
+ for (unsigned int j = 0; j < _bindings[i].size(); j++)
+ delete _bindings[i][j];
+ }
+}
+
+FGPanelAction::~FGPanelAction ()
+{
+}
+
+void
+FGPanelAction::addBinding (FGBinding * binding, int updown)
+{
+ _bindings[updown].push_back(binding);
+}
+
+bool
+FGPanelAction::doAction (int updown)
+{
+ if (test()) {
+ if ((updown != _last_state) || (updown == 0 && _repeatable)) {
+ int nBindings = _bindings[updown].size();
+ for (int i = 0; i < nBindings; i++)
+ _bindings[updown][i]->fire();
+ }
+ _last_state = updown;
+ return true;
+ } else {
+ return false;
+ }
+}
+
+
+\f
+////////////////////////////////////////////////////////////////////////
+// Implementation of FGPanelTransformation.
+////////////////////////////////////////////////////////////////////////
+
+FGPanelTransformation::FGPanelTransformation ()
+ : table(0)
+{
+}
+
+FGPanelTransformation::~FGPanelTransformation ()
+{
+ delete table;
}
FGPanelInstrument::~FGPanelInstrument ()
{
+ for (action_list_type::iterator it = _actions.begin();
+ it != _actions.end();
+ it++) {
+ delete *it;
+ *it = 0;
+ }
+}
+
+void
+FGPanelInstrument::drawHotspots()
+{
+ for ( unsigned int i = 0; i < _actions.size(); i++ ) {
+ FGPanelAction* a = _actions[i];
+ float x1 = getXPos() + a->getX();
+ float x2 = x1 + a->getWidth();
+ float y1 = getYPos() + a->getY();
+ float y2 = y1 + a->getHeight();
+
+ glBegin(GL_LINE_LOOP);
+ glVertex2f(x1, y1);
+ glVertex2f(x1, y2);
+ glVertex2f(x2, y2);
+ glVertex2f(x2, y1);
+ glEnd();
+ }
}
void
return _y;
}
+int
+FGPanelInstrument::getWidth () const
+{
+ return _w;
+}
+
+int
+FGPanelInstrument::getHeight () const
+{
+ return _h;
+}
+
+void
+FGPanelInstrument::addAction (FGPanelAction * action)
+{
+ _actions.push_back(action);
+}
+
+ // Coordinates relative to centre.
+bool
+FGPanelInstrument::doMouseAction (int button, int updown, int x, int y)
+{
+ if (test()) {
+ action_list_type::iterator it = _actions.begin();
+ action_list_type::iterator last = _actions.end();
+ for ( ; it != last; it++) {
+ if ((*it)->inArea(button, x, y) &&
+ (*it)->doAction(updown))
+ return true;
+ }
+ }
+ return false;
+}
+
\f
////////////////////////////////////////////////////////////////////////
-// Implementation of FGTexturedInstrument.
+// Implementation of FGLayeredInstrument.
////////////////////////////////////////////////////////////////////////
-FGTexturedInstrument::FGTexturedInstrument (int x, int y, int w, int h)
+FGLayeredInstrument::FGLayeredInstrument (int x, int y, int w, int h)
: FGPanelInstrument(x, y, w, h)
{
- for (int i = 0; i < MAX_LAYERS; i++) {
- _layers[i] = false;
- }
}
-FGTexturedInstrument::~FGTexturedInstrument ()
+FGLayeredInstrument::~FGLayeredInstrument ()
{
- // FIXME: maybe free textures
+ for (layer_list::iterator it = _layers.begin(); it != _layers.end(); it++) {
+ delete *it;
+ *it = 0;
+ }
}
void
-FGTexturedInstrument::addLayer (int layer, const char * textureName)
+FGLayeredInstrument::draw ()
{
- FGPath tpath(current_options.get_fg_root());
- tpath.append(textureName);
- ssgTexture * texture = new ssgTexture((char *)tpath.c_str(), false, false);
- cerr << "Loaded texture " << textureName << endl;
- addLayer(layer, texture);
+ if (!test())
+ return;
+
+ for (int i = 0; i < (int)_layers.size(); i++) {
+ glPushMatrix();
+ _layers[i]->draw();
+ glPopMatrix();
+ }
}
-void
-FGTexturedInstrument::addLayer (int layer, ssgTexture * texture)
+int
+FGLayeredInstrument::addLayer (FGInstrumentLayer *layer)
{
- _layers[layer] = true;
- _textures[layer] = texture;
- _rotation[layer] = 0.0;
- _xoffset[layer] = _yoffset[layer] = 0;
- _xcenter[layer] = _ycenter[layer] = 0;
+ int n = _layers.size();
+ if (layer->getWidth() == -1) {
+ layer->setWidth(getWidth());
+ }
+ if (layer->getHeight() == -1) {
+ layer->setHeight(getHeight());
+ }
+ _layers.push_back(layer);
+ return n;
}
-void
-FGTexturedInstrument::setLayerCenter (int layer, int x, int y)
+int
+FGLayeredInstrument::addLayer (FGCroppedTexture &texture,
+ int w, int h)
{
- _xcenter[layer] = x;
- _ycenter[layer] = y;
+ return addLayer(new FGTexturedLayer(texture, w, h));
}
void
-FGTexturedInstrument::setLayerRot (int layer, double rotation) const
+FGLayeredInstrument::addTransformation (FGPanelTransformation * transformation)
{
- _rotation[layer] = rotation;
+ int layer = _layers.size() - 1;
+ _layers[layer]->addTransformation(transformation);
}
-void
-FGTexturedInstrument::setLayerOffset (int layer, int xoff, int yoff) const
+
+\f
+////////////////////////////////////////////////////////////////////////
+// Implementation of FGInstrumentLayer.
+////////////////////////////////////////////////////////////////////////
+
+FGInstrumentLayer::FGInstrumentLayer (int w, int h)
+ : _w(w),
+ _h(h)
{
- _xoffset[layer] = xoff;
- _yoffset[layer] = yoff;
}
-bool
-FGTexturedInstrument::hasLayer (int layer) const
+FGInstrumentLayer::~FGInstrumentLayer ()
{
- return _layers[layer];
+ for (transformation_list::iterator it = _transformations.begin();
+ it != _transformations.end();
+ it++) {
+ delete *it;
+ *it = 0;
+ }
}
void
-FGTexturedInstrument::draw () const
+FGInstrumentLayer::transform () const
{
- glEnable(GL_TEXTURE_2D);
-
- int i;
- int w2 = _w / 2;
- int h2 = _h / 2;
+ transformation_list::const_iterator it = _transformations.begin();
+ transformation_list::const_iterator last = _transformations.end();
+ while (it != last) {
+ FGPanelTransformation *t = *it;
+ if (t->test()) {
+ float val = (t->node == 0 ? 0.0 : t->node->getFloatValue());
+
+ if (t->has_mod)
+ val = fmod(val, t->mod);
+ if (val < t->min) {
+ val = t->min;
+ } else if (val > t->max) {
+ val = t->max;
+ }
- glMatrixMode(GL_MODELVIEW);
- for (i = 0; i < MAX_LAYERS; i++) {
- if (hasLayer(i)) {
- glPushMatrix();
- glTranslated(_xcenter[i], _ycenter[i], 0);
- glRotatef(0.0 - _rotation[i], 0.0, 0.0, 1.0);
- glTranslated(_xoffset[i], _yoffset[i], 0);
- if ( _textures[i]->getHandle() >= 0 ) {
- glBindTexture(GL_TEXTURE_2D, _textures[i]->getHandle());
+ if(t->table==0) {
+ val = val * t->factor + t->offset;
} else {
- cout << "invalid texture handle in FGTexturedInstrument::draw()"
- << endl;
+ val = t->table->interpolate(val) * t->factor + t->offset;
+ }
+
+ switch (t->type) {
+ case FGPanelTransformation::XSHIFT:
+ glTranslatef(val, 0.0, 0.0);
+ break;
+ case FGPanelTransformation::YSHIFT:
+ glTranslatef(0.0, val, 0.0);
+ break;
+ case FGPanelTransformation::ROTATION:
+ glRotatef(-val, 0.0, 0.0, 1.0);
+ break;
}
- glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
- glBegin(GL_POLYGON);
- // FIXME: is this really correct
- // for layering?
- glTexCoord2f(0.0, 0.0); glVertex3f(-w2, -h2, i / 100.0 + 0.1);
- glTexCoord2f(1.0, 0.0); glVertex3f(w2, -h2, i / 100.0 + 0.1);
- glTexCoord2f(1.0, 1.0); glVertex3f(w2, h2, i / 100.0 + 0.1);
- glTexCoord2f(0.0, 1.0); glVertex3f(-w2, h2, i / 100.0 + 0.1);
- glEnd();
- glPopMatrix();
}
+ it++;
}
+}
- glDisable(GL_TEXTURE_2D);
+void
+FGInstrumentLayer::addTransformation (FGPanelTransformation * transformation)
+{
+ _transformations.push_back(transformation);
}
\f
////////////////////////////////////////////////////////////////////////
-// Implementation of FGAirspeedIndicator.
+// Implementation of FGGroupLayer.
////////////////////////////////////////////////////////////////////////
-FGAirspeedIndicator::FGAirspeedIndicator (int x, int y)
- : FGTexturedInstrument(x, y, SIX_W, SIX_W)
+FGGroupLayer::FGGroupLayer ()
{
- addLayer(0, "Textures/Panel/airspeed.rgb");
- addLayer(1, "Textures/Panel/long-needle.rgb");
}
-FGAirspeedIndicator::~FGAirspeedIndicator ()
+FGGroupLayer::~FGGroupLayer ()
{
+ for (unsigned int i = 0; i < _layers.size(); i++)
+ delete _layers[i];
}
void
-FGAirspeedIndicator::draw () const
+FGGroupLayer::draw ()
{
- double speed = get_speed();
- if (speed < 30.0) {
- speed = 30.0;
- } else if (speed > 220.0) {
- speed = 220.0;
+ if (test()) {
+ transform();
+ int nLayers = _layers.size();
+ for (int i = 0; i < nLayers; i++)
+ _layers[i]->draw();
}
- double angle = speed / 20.0 * 36.0 - 54.0;
- setLayerRot(1, angle);
- FGTexturedInstrument::draw();
-}
-
-
-\f
-////////////////////////////////////////////////////////////////////////
-// Implementation of FGHorizon.
-////////////////////////////////////////////////////////////////////////
-
-FGHorizon::FGHorizon (int x, int y)
- : FGTexturedInstrument(x, y, SIX_W, SIX_W)
-{
- addLayer(0, "Textures/Panel/horizon-bg.rgb");
- addLayer(1, "Textures/Panel/horizon-float.rgb");
- addLayer(2, "Textures/Panel/horizon-rim.rgb");
- addLayer(3, "Textures/Panel/horizon-fg.rgb");
-}
-
-FGHorizon::~FGHorizon ()
-{
}
void
-FGHorizon::draw () const
+FGGroupLayer::addLayer (FGInstrumentLayer * layer)
{
- double rot = get_roll() * RAD_TO_DEG;
- double pitch = get_pitch() * RAD_TO_DEG;
- if (pitch > 20)
- pitch = 20;
- else if (pitch < -20)
- pitch = -20;
- int yoffset = 0 - (pitch * ((1.5 / 160.0) * _h));
- setLayerRot(0, 0 - rot);
- setLayerRot(1, 0 - rot);
- setLayerOffset(1, 0, yoffset);
- setLayerRot(2, 0 - rot);
- FGTexturedInstrument::draw();
+ _layers.push_back(layer);
}
\f
////////////////////////////////////////////////////////////////////////
-// Implementation of FGAltimeter.
+// Implementation of FGTexturedLayer.
////////////////////////////////////////////////////////////////////////
-// TODO: add 10,000 bug
-FGAltimeter::FGAltimeter (int x, int y)
- : FGTexturedInstrument(x, y, SIX_W, SIX_W)
+FGTexturedLayer::FGTexturedLayer (const FGCroppedTexture &texture, int w, int h)
+ : FGInstrumentLayer(w, h)
{
- addLayer(0, "Textures/Panel/altimeter.rgb");
- addLayer(1, "Textures/Panel/long-needle.rgb");
- addLayer(2, "Textures/Panel/short-needle.rgb");
- addLayer(3, "Textures/Panel/bug.rgb");
+ setTexture(texture);
}
-FGAltimeter::~FGAltimeter ()
+
+FGTexturedLayer::~FGTexturedLayer ()
{
}
+
void
-FGAltimeter::draw () const
+FGTexturedLayer::draw ()
{
- long altitude = get_altitude();
- setLayerRot(1, (altitude % 1000) / 1000.0 * 360.0);
- setLayerRot(2, (altitude % 10000) / 10000.0 * 360.0);
- setLayerRot(3, (altitude % 100000) / 100000.0 * 360.0);
- FGTexturedInstrument::draw();
+ if (test()) {
+ int w2 = _w / 2;
+ int h2 = _h / 2;
+
+ transform();
+ glBindTexture(GL_TEXTURE_2D, _texture.getTexture()->getHandle());
+ glBegin(GL_POLYGON);
+
+ // From Curt: turn on the panel
+ // lights after sundown.
+ sgVec4 panel_color;
+
+ FGLight *l = (FGLight *)(globals->get_subsystem("lighting"));
+ sgCopyVec4( panel_color, l->scene_diffuse());
+ if ( fgGetDouble("/systems/electrical/outputs/instrument-lights") > 1.0 ) {
+ if ( panel_color[0] < 0.7 ) panel_color[0] = 0.7;
+ if ( panel_color[1] < 0.2 ) panel_color[1] = 0.2;
+ if ( panel_color[2] < 0.2 ) panel_color[2] = 0.2;
+ }
+ glColor4fv( panel_color );
+
+ glTexCoord2f(_texture.getMinX(), _texture.getMinY()); glVertex2f(-w2, -h2);
+ glTexCoord2f(_texture.getMaxX(), _texture.getMinY()); glVertex2f(w2, -h2);
+ glTexCoord2f(_texture.getMaxX(), _texture.getMaxY()); glVertex2f(w2, h2);
+ glTexCoord2f(_texture.getMinX(), _texture.getMaxY()); glVertex2f(-w2, h2);
+ glEnd();
+ }
}
\f
////////////////////////////////////////////////////////////////////////
-// Implementation of FGTurnCoordinator.
+// Implementation of FGTextLayer.
////////////////////////////////////////////////////////////////////////
-// TODO: add slip/skid ball
-
-FGTurnCoordinator::FGTurnCoordinator (int x, int y)
- : FGTexturedInstrument(x, y, SIX_W, SIX_W)
+FGTextLayer::FGTextLayer (int w, int h)
+ : FGInstrumentLayer(w, h), _pointSize(14.0), _font_name("default")
{
- addLayer(0, "Textures/Panel/turn-bg.rgb");
- addLayer(1, "Textures/Panel/turn.rgb");
- addLayer(2, "Textures/Panel/ball.rgb");
+ _then.stamp();
+ _color[0] = _color[1] = _color[2] = 0.0;
+ _color[3] = 1.0;
}
-FGTurnCoordinator::~FGTurnCoordinator ()
+FGTextLayer::~FGTextLayer ()
{
+ chunk_list::iterator it = _chunks.begin();
+ chunk_list::iterator last = _chunks.end();
+ for ( ; it != last; it++) {
+ delete *it;
+ }
}
void
-FGTurnCoordinator::draw () const
+FGTextLayer::draw ()
{
- // Set little plane
- // FIXME: this should be turn, maybe
- double rot = get_roll() * RAD_TO_DEG;
- if (rot > 30.0)
- rot = 30.0;
- else if (rot < -30.0)
- rot = -30.0;
- setLayerRot(1, rot);
+ if (test()) {
+ glColor4fv(_color);
+ transform();
+ if ( _font_name == "led" && led_font != 0) {
+ text_renderer.setFont(led_font);
+ } else {
+ text_renderer.setFont(guiFntHandle);
+ }
+ text_renderer.setPointSize(_pointSize);
+ text_renderer.begin();
+ text_renderer.start3f(0, 0, 0);
+
+ _now.stamp();
+ long diff = _now - _then;
+
+ if (diff > 100000 || diff < 0 ) {
+ // ( diff < 0 ) is a sanity check and indicates our time stamp
+ // difference math probably overflowed. We can handle a max
+ // difference of 35.8 minutes since the returned value is in
+ // usec. So if the panel is left off longer than that we can
+ // over flow the math with it is turned back on. This (diff <
+ // 0) catches that situation, get's us out of trouble, and
+ // back on track.
+ recalc_value();
+ _then = _now;
+ }
- // Set ball
- // FIXME: totally bogus values
- double slip = get_sideslip() * 450;
- if (slip > 45) {
- slip = 45;
- } else if (slip < -45) {
- slip = -45;
+ // Something is goofy. The code in this file renders only CCW
+ // polygons, and I have verified that the font code in plib
+ // renders only CCW trianbles. Yet they come out backwards.
+ // Something around here or in plib is either changing the winding
+ // order or (more likely) pushing a left-handed matrix onto the
+ // stack. But I can't find it; get out the chainsaw...
+ glFrontFace(GL_CW);
+ text_renderer.puts((char *)(_value.c_str()));
+ glFrontFace(GL_CCW);
+
+ text_renderer.end();
+ glColor4f(1.0, 1.0, 1.0, 1.0); // FIXME
}
- setLayerRot(2, 0 - slip);
-
- FGTexturedInstrument::draw();
}
-
-\f
-////////////////////////////////////////////////////////////////////////
-// Implementation of FGGyroCompass.
-////////////////////////////////////////////////////////////////////////
-
-// TODO: add heading bug
-
-FGGyroCompass::FGGyroCompass (int x, int y)
- : FGTexturedInstrument(x, y, SIX_W, SIX_W)
+void
+FGTextLayer::addChunk (FGTextLayer::Chunk * chunk)
{
- addLayer(0, "Textures/Panel/gyro-bg.rgb");
- addLayer(1, "Textures/Panel/bug.rgb");
- addLayer(2, "Textures/Panel/gyro-fg.rgb");
+ _chunks.push_back(chunk);
}
-FGGyroCompass::~FGGyroCompass ()
+void
+FGTextLayer::setColor (float r, float g, float b)
{
+ _color[0] = r;
+ _color[1] = g;
+ _color[2] = b;
+ _color[3] = 1.0;
}
void
-FGGyroCompass::draw () const
+FGTextLayer::setPointSize (float size)
{
- setLayerRot(0, 0.0 - get_heading());
- setLayerRot(1, 0.0 - get_heading() + fgAPget_TargetHeading());
- FGTexturedInstrument::draw();
+ _pointSize = size;
}
-
-\f
-////////////////////////////////////////////////////////////////////////
-// Implementation of FGVerticalVelocity.
-////////////////////////////////////////////////////////////////////////
-
-FGVerticalVelocity::FGVerticalVelocity (int x, int y)
- : FGTexturedInstrument(x, y, SIX_W, SIX_W)
+void
+FGTextLayer::setFontName(const string &name)
{
- addLayer(0, "Textures/Panel/vertical.rgb");
- addLayer(1, "Textures/Panel/long-needle.rgb");
+ _font_name = name;
}
-FGVerticalVelocity::~FGVerticalVelocity ()
+
+void
+FGTextLayer::setFont(fntFont * font)
{
+ text_renderer.setFont(font);
}
+
void
-FGVerticalVelocity::draw () const
+FGTextLayer::recalc_value () const
{
- double climb = get_climb_rate() / 500.0;
- if (climb < -4.0) {
- climb = -4.0;
- } else if (climb > 4.0) {
- climb = 4.0;
+ _value = "";
+ chunk_list::const_iterator it = _chunks.begin();
+ chunk_list::const_iterator last = _chunks.end();
+ for ( ; it != last; it++) {
+ _value += (*it)->getValue();
}
- double rot = (climb * 42.0) + 270.0;
- // FIXME: why inverted?
- setLayerRot(1, rot);
- FGTexturedInstrument::draw();
}
\f
////////////////////////////////////////////////////////////////////////
-// Implementation of FGRPMGauge.
+// Implementation of FGTextLayer::Chunk.
////////////////////////////////////////////////////////////////////////
-FGRPMGauge::FGRPMGauge (int x, int y)
- : FGTexturedInstrument(x, y, SMALL_W, SMALL_W)
+FGTextLayer::Chunk::Chunk (const string &text, const string &fmt)
+ : _type(FGTextLayer::TEXT), _fmt(fmt)
{
- addLayer(0, "Textures/Panel/rpm.rgb");
- addLayer(1, "Textures/Panel/long-needle.rgb");
+ _text = text;
+ if (_fmt.empty())
+ _fmt = "%s";
}
-FGRPMGauge::~FGRPMGauge ()
+FGTextLayer::Chunk::Chunk (ChunkType type, const SGPropertyNode * node,
+ const string &fmt, float mult, float offs,
+ bool truncation)
+ : _type(type), _fmt(fmt), _mult(mult), _offs(offs), _trunc(truncation)
{
+ if (_fmt.empty()) {
+ if (type == TEXT_VALUE)
+ _fmt = "%s";
+ else
+ _fmt = "%.2f";
+ }
+ _node = node;
}
-void
-FGRPMGauge::draw () const
+const char *
+FGTextLayer::Chunk::getValue () const
{
- double rot = get_throttleval() * 300 - 150;
- setLayerRot(1, rot);
- FGTexturedInstrument::draw();
+ if (test()) {
+ _buf[0] = '\0';
+ switch (_type) {
+ case TEXT:
+ sprintf(_buf, _fmt.c_str(), _text.c_str());
+ return _buf;
+ case TEXT_VALUE:
+ sprintf(_buf, _fmt.c_str(), _node->getStringValue());
+ break;
+ case DOUBLE_VALUE:
+ double d = _offs + _node->getFloatValue() * _mult;
+ if (_trunc) d = (d < 0) ? -floor(-d) : floor(d);
+ sprintf(_buf, _fmt.c_str(), d);
+ break;
+ }
+ return _buf;
+ } else {
+ return "";
+ }
}
\f
////////////////////////////////////////////////////////////////////////
-// Implementation of FGFlapIndicator.
+// Implementation of FGSwitchLayer.
////////////////////////////////////////////////////////////////////////
-FGFlapIndicator::FGFlapIndicator (int x, int y)
- : FGTexturedInstrument(x, y, SMALL_W, SMALL_W)
-{
- addLayer(0, "Textures/Panel/flaps.rgb");
- addLayer(1, "Textures/Panel/long-needle.rgb");
- setLayerCenter(1, 0 - (SMALL_W / 4) + (SMALL_W / 16), 0);
-}
-
-FGFlapIndicator::~FGFlapIndicator ()
+FGSwitchLayer::FGSwitchLayer ()
+ : FGGroupLayer()
{
}
void
-FGFlapIndicator::draw () const
+FGSwitchLayer::draw ()
{
- double rot = controls.get_flaps() * 120 + 30;
- setLayerRot(1, rot);
- FGTexturedInstrument::draw();
+ if (test()) {
+ transform();
+ int nLayers = _layers.size();
+ for (int i = 0; i < nLayers; i++) {
+ if (_layers[i]->test()) {
+ _layers[i]->draw();
+ return;
+ }
+ }
+ }
}
-
\f
// end of panel.cxx
+
+
+