-// panel.cxx -- routines to draw an instrument panel
+// panel.cxx - default, 2D single-engine prop instrument panel
//
-// Written by Friedemann Reinhard, started June 1998.
+// Written by David Megginson, started January 2000.
//
-// Major code reorganization by David Megginson, November 1999.
+// 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.
//
-// Copyright(C)1998 Friedemann Reinhard-reinhard@theorie2.physik.uni-erlangen.de
-//
-// 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+// 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., 675 Mass Ave, Cambridge, MA 02139, USA.
//
-// $Id$
-
+// $Id$
#ifdef HAVE_CONFIG_H
# include <config.h>
# include <windows.h>
#endif
-#define FILLED true
-
-#include <GL/glut.h>
-#include <XGL/xgl.h>
-
-#include <stdlib.h>
-#include <stdio.h>
#include <string.h>
-#include <string>
-#include <math.h>
-#include <Debug/logstream.hxx>
-#include <Aircraft/aircraft.hxx>
+#include <plib/ssg.h>
+#include <plib/fnt.h>
+
+#include <simgear/debug/logstream.hxx>
+#include <simgear/misc/fgpath.hxx>
#include <Main/options.hxx>
#include <Main/views.hxx>
-#include <Misc/fgpath.hxx>
#include <Objects/texload.h>
-#include "panel.hxx"
-#include "cockpit.hxx"
#include "hud.hxx"
+#include "panel.hxx"
\f
////////////////////////////////////////////////////////////////////////
-// Implementation of FGPanel.
+// Implementation of FGTextureManager.
////////////////////////////////////////////////////////////////////////
+map<const char *,ssgTexture *> FGTextureManager::_textureMap;
-// Global panel.
-FGPanel* FGPanel::OurPanel = 0;
+ssgTexture *
+FGTextureManager::createTexture (const char * relativePath)
+{
+ ssgTexture *texture;
+ texture = _textureMap[relativePath];
+ if (texture == 0) {
+ FGPath tpath(current_options.get_fg_root());
+ tpath.append(relativePath);
+ texture = new ssgTexture((char *)tpath.c_str(), false, false);
+ _textureMap[relativePath] = texture;
+ cerr << "Created texture " << relativePath
+ << " handle=" << texture->getHandle() << endl;
+ }
-// Constructor (ensures that the panel is a singleton).
-FGPanel::FGPanel(void) {
- int x, y;
- FILE *f;
- char line[256];
- GLint test;
- GLubyte *tex = new GLubyte[262144];
- float Xzoom, Yzoom;
-
- if(OurPanel) {
- FG_LOG( FG_GENERAL, FG_ALERT, "Error: only one Panel allowed" );
- exit(-1);
- }
-
- OurPanel = this;
-
- Xzoom = (float)((float)(current_view.get_winWidth())/1024);
- Yzoom = (float)((float)(current_view.get_winHeight())/768);
-
- airspeedIndicator = new FGAirspeedIndicator(144.375, 166.875);
- verticalSpeedIndicator = new FGVerticalSpeedIndicator(358, 52);
- // Each hand of the altimeter is a
- // separate instrument for now...
- altimeter = new FGAltimeter(357.5, 167);
- altimeter2 = new FGAltimeter2(357.5, 167);
- horizonIndicator = new FGHorizon(251, 166.75);
- turnCoordinator = new FGTurnCoordinator(143.75, 51.75);
- rpmIndicator = new FGRPMIndicator(462.5, 133);
-
-#ifdef GL_VERSION_1_1
- xglGenTextures(2, panel_tex_id);
- xglBindTexture(GL_TEXTURE_2D, panel_tex_id[1]);
-#elif GL_EXT_texture_object
- xglGenTexturesEXT(2, panel_tex_id);
- xglBindTextureEXT(GL_TEXTURE_2D, panel_tex_id[1]);
-#else
-# error port me
-#endif
-
- xglMatrixMode(GL_PROJECTION);
- xglPushMatrix();
- xglLoadIdentity();
- xglViewport(0, 0, 640, 480);
- xglOrtho(0, 640, 0, 480, 1, -1);
- xglMatrixMode(GL_MODELVIEW);
- xglPushMatrix();
- xglLoadIdentity();
- xglPixelStorei(GL_UNPACK_ALIGNMENT, 4);
- xglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
- xglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
- xglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
- xglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
-
- // load in the texture data
-
- xglPixelStorei(GL_UNPACK_ROW_LENGTH, 256);
- FGPath tpath( current_options.get_fg_root() );
- tpath.append( "Textures/gauges.rgb" );
- if((img = read_rgb_texture( (char *)tpath.c_str(), &img_width, &img_height ))==NULL){
- }
-
- xglPixelStorei(GL_UNPACK_ROW_LENGTH, 256);
- tpath.set( current_options.get_fg_root() );
- tpath.append( "Textures/gauges2.rgb" );
- if((imag = read_rgb_texture( (char *)tpath.c_str(), &imag_width, &imag_height ))==NULL){
- }
-
- xglPixelStorei(GL_UNPACK_ROW_LENGTH, 1024);
-
- tpath.set( current_options.get_fg_root() );
- tpath.append( "Textures/Fullone.rgb" );
- if ((background = read_rgb_texture( (char *)tpath.c_str(), &width, &height ))==NULL ){
- }
-
- xglPixelZoom(Xzoom, Yzoom);
- xglPixelStorei(GL_UNPACK_ALIGNMENT, 1);
- xglPixelStorei(GL_UNPACK_ROW_LENGTH, 1024);
- xglRasterPos2i(0,0);
- xglPixelZoom(Xzoom, Yzoom);
- xglPixelStorei(GL_UNPACK_ROW_LENGTH, 256);
- xglTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, 256, 256, 0, GL_RGB, GL_UNSIGNED_BYTE, imag);
-
-#ifdef GL_VERSION_1_1
- xglBindTexture(GL_TEXTURE_2D, panel_tex_id[0]);
-#elif GL_EXT_texture_object
- xglBindTextureEXT(GL_TEXTURE_2D, panel_tex_id[0]);
-#else
-# error port me
-#endif
- xglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
- xglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
- xglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
- xglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
- xglTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, 256, 256, 0, GL_RGB, GL_UNSIGNED_BYTE, (GLvoid *)(img));
-
- xglMatrixMode(GL_MODELVIEW);
- xglPopMatrix();
+ return texture;
}
-// Destructor.
+\f
+////////////////////////////////////////////////////////////////////////
+// Implementation of FGPanel.
+////////////////////////////////////////////////////////////////////////
+
+FGPanel * current_panel = NULL;
+
+FGPanel::FGPanel (int x, int y, int w, int h)
+ : _mouseDown(false),
+ _mouseInstrument(0),
+ _x(x), _y(y), _w(w), _h(h)
+{
+ setVisibility(current_options.get_panel_status());
+ _panel_h = (int)(h * 0.5768 + 1);
+}
+
FGPanel::~FGPanel ()
{
- delete airspeedIndicator;
- delete verticalSpeedIndicator;
- delete altimeter;
- delete altimeter2;
- delete horizonIndicator;
- delete turnCoordinator;
- delete rpmIndicator;
- OurPanel = 0;
-}
-
-
-// Reinitialize the panel.
-void FGPanel::ReInit( int x, int y, int finx, int finy){
- GLint buffer;
- float Xzoom, Yzoom;
-
- xglDisable(GL_DEPTH_TEST);
-
- Xzoom = (float)((float)(current_view.get_winWidth())/1024);
- Yzoom = (float)((float)(current_view.get_winHeight())/768);
-
- // save the current buffer state
- xglGetIntegerv(GL_DRAW_BUFFER, &buffer);
-
- // and enable both buffers for writing
- xglDrawBuffer(GL_FRONT_AND_BACK);
-
- xglMatrixMode(GL_PROJECTION);
- xglPushMatrix();
- xglLoadIdentity();
- xglViewport(0, 0, 640, 480);
- xglOrtho(0, 640, 0, 480, 1, -1);
- xglMatrixMode(GL_MODELVIEW);
- xglPushMatrix();
- xglLoadIdentity();
- xglPixelStorei(GL_UNPACK_ALIGNMENT, 1);
- xglPixelZoom(Xzoom, Yzoom);
- xglPixelStorei(GL_UNPACK_ALIGNMENT, 1);
- xglPixelStorei(GL_UNPACK_ROW_LENGTH, 1024);
- xglPixelStorei(GL_UNPACK_SKIP_PIXELS, x);
- xglPixelStorei(GL_UNPACK_SKIP_ROWS, y);
- xglRasterPos2i(x, y);
- xglPixelZoom(Xzoom, Yzoom);
- xglDrawPixels(finx - x, finy - y, GL_RGB, GL_UNSIGNED_BYTE,
- (GLvoid *)(background));
-
- // restore original buffer state
- xglDrawBuffer( (GLenum)buffer );
- xglEnable(GL_DEPTH_TEST);
-}
-
-
-// Update the panel.
-void FGPanel::Update ( void ) {
- xglMatrixMode(GL_PROJECTION);
- xglPushMatrix();
- xglLoadIdentity();
- xglOrtho(0, 640, 0, 480, 10, -10);
- xglMatrixMode(GL_MODELVIEW);
- xglPushMatrix();
- xglLoadIdentity();
- xglDisable(GL_DEPTH_TEST);
- xglEnable(GL_LIGHTING);
- xglEnable(GL_TEXTURE_2D);
- xglDisable(GL_BLEND);
-
- xglMatrixMode(GL_MODELVIEW);
- xglPopMatrix();
- xglPushMatrix();
-
- xglDisable(GL_LIGHTING);
- airspeedIndicator->Render();
- verticalSpeedIndicator->Render();
- altimeter->Render();
- altimeter2->Render();
-
- xglPopMatrix();
- xglPushMatrix();
-
- turnCoordinator->Render();
- rpmIndicator->Render();
-
- xglEnable(GL_LIGHTING);
-
- horizonIndicator->Render();
-
-
- xglDisable(GL_TEXTURE_2D);
- xglPopMatrix();
- xglEnable(GL_DEPTH_TEST);
- xglEnable(GL_LIGHTING);
- xglDisable(GL_TEXTURE_2D);
- xglDisable(GL_BLEND);
- xglMatrixMode(GL_PROJECTION);
- xglPopMatrix();
- xglMatrixMode(GL_MODELVIEW);
- xglPopMatrix();
-}
-
-
-// fgEraseArea - 'Erases' a drawn Polygon by overlaying it with a textured
-// area. Shall be a method of a panel class once.
-// This should migrate into FGPanel somehow.
-void fgEraseArea(GLfloat *array, int NumVerti, GLfloat texXPos, GLfloat texYPos, GLfloat XPos, GLfloat YPos, int Texid, float ScaleFactor){
- int i, j;
- int n;
- float a;
- float ififth;
-
- xglEnable(GL_TEXTURE_2D);
- xglEnable(GL_TEXTURE_GEN_S);
- xglEnable(GL_TEXTURE_GEN_T);
- glTexGeni(GL_S, GL_TEXTURE_GEN_MODE, GL_EYE_LINEAR);
- glTexGeni(GL_T, GL_TEXTURE_GEN_MODE, GL_EYE_LINEAR);
- xglTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
- xglTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
- xglTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_DECAL);
- xglMatrixMode(GL_TEXTURE);
- xglLoadIdentity();
-
-#ifdef GL_VERSION_1_1
- xglBindTexture(GL_TEXTURE_2D, FGPanel::OurPanel->panel_tex_id[Texid]);
-#elif GL_EXT_texture_object
- xglBindTextureEXT(GL_TEXTURE_2D, FGPanel::OurPanel->panel_tex_id[Texid]);
-#else
-# error port me
-#endif
-
- xglMatrixMode(GL_TEXTURE);
- xglLoadIdentity();
- xglTranslatef(-((float)((XPos/0.625)/256)), -((float)((YPos/0.625)/256)), 0.0);
- xglTranslatef(texXPos/256 , texYPos/256, 0.0);
- xglScalef(0.00625, 0.00625, 1.0);
-
- xglBegin(GL_POLYGON);
- for(n=0;n<NumVerti;n += 2){
- xglVertex2f(array[n] * ScaleFactor, array[n + 1] * ScaleFactor);
- }
- xglEnd();
-
- xglLoadIdentity();
- xglMatrixMode(GL_MODELVIEW);
- xglPixelStorei(GL_UNPACK_SKIP_PIXELS, 0);
- xglPixelStorei(GL_UNPACK_SKIP_ROWS, 0);
- xglDisable(GL_TEXTURE_2D);
- xglDisable(GL_TEXTURE_GEN_S);
- xglDisable(GL_TEXTURE_GEN_T);
+ instrument_list_type::iterator current = _instruments.begin();
+ instrument_list_type::iterator last = _instruments.end();
+
+ for ( ; current != last; ++current) {
+ delete *current;
+ *current = 0;
+ }
}
+void
+FGPanel::addInstrument (FGPanelInstrument * instrument)
+{
+ _instruments.push_back(instrument);
+}
-\f
-////////////////////////////////////////////////////////////////////////
-// Implementation of FGHorizon instrument.
-////////////////////////////////////////////////////////////////////////
+void
+FGPanel::update () const
+{
+ // Do nothing if the panel isn't visible.
+ if (!_visibility)
+ return;
+
+ // If the mouse is down, do something
+ if (_mouseDown) {
+ _mouseDelay--;
+ if (_mouseDelay < 0) {
+ _mouseInstrument->doMouseAction(_mouseButton, _mouseX, _mouseY);
+ _mouseDelay = 2;
+ }
+ }
+
+ // Now, draw the panel
+ glMatrixMode(GL_PROJECTION);
+ glPushMatrix();
+ glLoadIdentity();
+ gluOrtho2D(_x, _x + _w, _y, _y + _h);
+
+ glMatrixMode(GL_MODELVIEW);
+ glPushMatrix();
+ glLoadIdentity();
+
+ // Draw the background
+ glEnable(GL_TEXTURE_2D);
+ glDisable(GL_LIGHTING);
+ glEnable(GL_BLEND);
+ glEnable(GL_ALPHA_TEST);
+ glEnable(GL_COLOR_MATERIAL);
+ glColor4f(1.0, 1.0, 1.0, 1.0);
+ 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); 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.
+ instrument_list_type::const_iterator current = _instruments.begin();
+ instrument_list_type::const_iterator end = _instruments.end();
+
+ for ( ; current != end; current++) {
+ FGPanelInstrument * instr = *current;
+ glLoadIdentity();
+ glTranslated(instr->getXPos(), instr->getYPos(), 0);
+ instr->draw();
+ }
+
+ glMatrixMode(GL_PROJECTION);
+ glPopMatrix();
+ glMatrixMode(GL_MODELVIEW);
+ glPopMatrix();
+ ssgForceBasicState();
+ glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
+}
+
+void
+FGPanel::setVisibility (bool visibility)
+{
+ _visibility = visibility;
+}
+bool
+FGPanel::getVisibility () const
+{
+ return _visibility;
+}
-FGHorizon::FGHorizon (float inXPos, float inYPos)
-{
- XPos = inXPos;
- YPos = inYPos;
- Init();
-}
-
-
-FGHorizon::~FGHorizon ()
-{
-}
-
-
-void FGHorizon::Render(void){
- double pitch;
- double roll;
- float shifted, alpha, theta;
- float epsi = 360 / 180;
- GLboolean Light;
- GLfloat normal[2];
-
- int n1, n2, n, dn, rot, tmp1, tmp2;
- float a;
-
- GLfloat material[] = { 0.714844, 0.265625, 0.056875 ,1.0};
- GLfloat material2[] = {0.6640625, 0.921875, 0.984375, 1.0};
- GLfloat material3[] = {0.2, 0.2, 0.2, 1.0};
- GLfloat material4[] = {0.8, 0.8, 0.8, 1.0};
- GLfloat material5[] = {0.0, 0.0, 0.0, 1.0};
- GLfloat direction[] = {0.0, 0.0, 0.0};
- GLfloat light_position[4];
- GLfloat light_ambient[] = {0.7, 0.7, 0.7, 1.0};
- GLfloat light_ambient2[] = {0.7, 0.7, 0.7, 1.0};
- GLfloat light_diffuse[] = {1.0, 1.0, 1.0, 1.0};
- GLfloat light_specular[] = {1.0, 1.0, 1.0, 1.0};
-
- pitch = get_pitch() * RAD_TO_DEG;
- if(pitch > 45)
- pitch = 45;
-
- if(pitch < -45)
- pitch = -45;
-
- roll = get_roll() * RAD_TO_DEG;
-
- xglEnable(GL_NORMALIZE);
- xglEnable(GL_LIGHTING);
- xglEnable(GL_TEXTURE_2D);
- xglEnable(GL_LIGHT1);
- xglDisable(GL_LIGHT2);
- xglDisable(GL_LIGHT0);
- xglMatrixMode(GL_MODELVIEW);
- xglLoadIdentity();
- xglTranslatef(XPos, YPos, 0);
- xglTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
- xglMatrixMode(GL_TEXTURE);
- xglPushMatrix();
-
- // computations for the non-textured parts of the AH
-
- shifted = -((pitch / 10) * 7.0588235);
-
- if(shifted > (bottom - radius)){
- theta = (180 - (acos((bottom - shifted) / radius)*RAD_TO_DEG));
- n = (int)(theta / epsi) - 1;
- n1 = n;
- n2 = (180 - n1) + 2;
- dn = n2 - n1;
- rot = (int)(roll / epsi);
- n1 += rot + 45;
- n2 += rot + 45;
- }
-
- if(shifted < (-top + radius)){
- theta = ((acos((-top - shifted) / radius)*RAD_TO_DEG));
- n = (int)(theta / epsi) + 1;
- n1 = n;
- n2 = (180 - n1) + 2;
- dn = n2 - n1;
- rot = (int)(roll / epsi);
- n1 += rot - 45;
- n2 += rot - 45;
- if(n1 < 0){ n1 += 180; n2 +=180;}
- }
-
- // end of computations
-
- light_position[0] = 0.0;
- light_position[1] = 0.0;
- light_position[2] = 1.5;
- light_position[3] = 0.0;
- xglLightfv(GL_LIGHT1, GL_POSITION, light_position);
- xglLightfv(GL_LIGHT1, GL_AMBIENT, light_ambient);
- xglLightfv(GL_LIGHT1, GL_DIFFUSE, light_diffuse);
- xglLightfv(GL_LIGHT1, GL_SPECULAR, light_specular);
- xglLightfv(GL_LIGHT1, GL_SPOT_DIRECTION, direction);
-
-#ifdef GL_VERSION_1_1
- // FIXME!!
- xglBindTexture(GL_TEXTURE_2D, FGPanel::OurPanel->panel_tex_id[1]);
-#elif GL_EXT_texture_object
- // FIXME!!
- xglBindTextureEXT(GL_TEXTURE_2D, FGPanel::OurPanel->panel_tex_id[1]);
-#else
-# error port me
-#endif
-
- xglLoadIdentity();
- xglTranslatef(0.0, ((pitch / 10) * 0.046875), 0.0);
- xglTranslatef((texXPos/256), (texYPos/256), 0.0);
- xglRotatef(-roll, 0.0, 0.0, 1.0);
- xglScalef(1.7, 1.7, 0.0);
-
- // the following loop draws the textured part of the AH
-
- xglMaterialf(GL_FRONT, GL_SHININESS, 85.0);
-
- xglMaterialfv(GL_FRONT_AND_BACK, GL_DIFFUSE, material4);
- xglMaterialfv(GL_FRONT_AND_BACK, GL_SPECULAR, material5);
- xglMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT, material3);
-
- xglMatrixMode(GL_MODELVIEW);
- xglBegin(GL_TRIANGLES);
-
- int i;
- for(i=45; i < 225; i++){
- xglTexCoord2f(0.0, 0.0);
- xglNormal3f(0.0, 0.0, 0.6);
- xglVertex3f(0.0, 0.0, 0.0);
- xglTexCoord2f(texCoord[i % 180][0], texCoord[i % 180][1]);
- xglNormal3f(normals[i % 180][0], normals[i % 180][1], 0.6);
- xglVertex3f(vertices[i % 180][0], vertices[i % 180][1], 0.0);
- n = (i + 1) % 180;
- xglTexCoord2f(texCoord[n][0], texCoord[n][1]);
- xglNormal3f(normals[n][0], normals[n][1], 0.6);
- xglVertex3f(vertices[n][0], vertices[n][1], 0.0);
- }
- xglEnd();
-
-
- if((shifted > (bottom - radius)) && (n1 < 1000) && (n1 > 0)){
-
- a = sin(theta * DEG_TO_RAD) * sin(theta * DEG_TO_RAD);
- light_ambient2[0] = a;
- light_ambient2[1] = a;
- light_ambient2[2] = a;
-
- xglLightfv(GL_LIGHT1, GL_AMBIENT, light_ambient2);
- xglLightfv(GL_LIGHT1, GL_DIFFUSE, light_ambient2);
- xglLightfv(GL_LIGHT1, GL_SPECULAR, light_ambient2);
-
- xglBegin(GL_TRIANGLES);
-
- tmp1 = n1; tmp2 = n2;
-
- for(i = tmp1; i < tmp2 + 1; i++){
- n = i % 180;
- xglNormal3f(0.0, 0.0, 1.5);
- xglTexCoord2f((56 / 256), (140 / 256));
- xglVertex3f(((vertices[n1 % 180][0] + vertices[n2 % 180][0]) / 2), ((vertices[n1 % 180][1] + vertices[n2 % 180][1]) / 2), 0.0);
-
- xglTexCoord2f((57 / 256), (139 / 256));
- xglNormal3f(normals[n][0], normals[n][1], normals[n][3]);
- xglVertex3f(vertices[n][0], vertices[n][1], 0.0);
-
- n = (i + 1) % 180;
- xglTexCoord2f((57 / 256), (139 / 256));
- xglNormal3f(normals[n][0], normals[n][1], normals[n][3]);
- xglVertex3f(vertices[n][0], vertices[n][1], 0.0);
- }
- xglEnd();
- }
-
- if((shifted < (-top + radius)) && (n1 < 1000) && (n1 > 0)){
- a = sin(theta * DEG_TO_RAD) * sin(theta * DEG_TO_RAD);
- light_ambient2[0] = a;
- light_ambient2[1] = a;
- light_ambient2[2] = a;
-
- xglLightfv(GL_LIGHT1, GL_AMBIENT, light_ambient2);
- xglLightfv(GL_LIGHT1, GL_DIFFUSE, light_ambient2);
- xglLightfv(GL_LIGHT1, GL_SPECULAR, light_ambient2);
- xglMaterialf(GL_FRONT, GL_SHININESS, a * 85);
- xglBegin(GL_TRIANGLES);
- tmp1 = n1; tmp2 = n2;
- for(i = tmp1; i <= tmp2; i++){
- n = i % 180;
- xglNormal3f(0.0, 0.0, 1.5);
- xglTexCoord2f((73 / 256), (237 / 256));
- xglVertex3f(((vertices[n1 % 180][0] + vertices[n2 % 180][0]) / 2), ((vertices[n1 % 180][1] + vertices[n2 % 180][1]) / 2), 0.0);
-
- xglTexCoord2f((73 / 256), (236 / 256));
- xglNormal3f(normals[n][0], normals[n][1], normals[n][2]);
- xglVertex3f(vertices[n][0], vertices[n][1], 0.0);
-
- n = (i + 1) % 180;
- xglTexCoord2f((73 / 256), (236 / 256));
- xglNormal3f(normals[n][0], normals[n][1], normals[n][2]);
- xglVertex3f(vertices[n][0], vertices[n][1], 0.0);
- }
- xglEnd();
- }
-
- // Now we will have to draw the small triangle indicating the roll value
-
- xglDisable(GL_LIGHTING);
- xglDisable(GL_TEXTURE_2D);
-
- xglRotatef(roll, 0.0, 0.0, 1.0);
-
- xglBegin(GL_TRIANGLES);
- xglColor3f(1.0, 1.0, 1.0);
- xglVertex3f(0.0, radius, 0.0);
- xglVertex3f(-3.0, (radius - 7.0), 0.0);
- xglVertex3f(3.0, (radius - 7.0), 0.0);
- xglEnd();
-
- xglLoadIdentity();
-
- xglBegin(GL_POLYGON);
- xglColor3f(0.2109375, 0.23046875, 0.203125);
- xglVertex2f(275.625, 138.0);
- xglVertex2f(275.625, 148.125);
- xglVertex2f(258.125, 151.25);
- xglVertex2f(246.875, 151.25);
- xglVertex2f(226.875, 147.5);
- xglVertex2f(226.875, 138.0);
- xglVertex2f(275.625, 138.0);
- xglEnd();
-
- xglLoadIdentity();
-
- xglMatrixMode(GL_TEXTURE);
- xglPopMatrix();
- xglMatrixMode(GL_PROJECTION);
- xglPopMatrix();
- xglDisable(GL_TEXTURE_2D);
- xglDisable(GL_NORMALIZE);
- xglDisable(GL_LIGHTING);
- xglDisable(GL_LIGHT1);
- xglEnable(GL_LIGHT0);
-}
-
-// fgHorizonInit - initialize values for the AH
-
-void FGHorizon::Init(void){
- radius = 28.9;
- texXPos = 56;
- texYPos = 174;
- bottom = 36.5;
- top = 36.5;
- int n;
-
- float step = (360*DEG_TO_RAD)/180;
-
- for(n=0;n<180;n++){
- vertices[n][0] = cos(n * step) * radius;
- vertices[n][1] = sin(n * step) * radius;
- texCoord[n][0] = (cos(n * step) * radius)/256;
- texCoord[n][1] = (sin(n * step) * radius)/256;
- normals[n][0] = cos(n * step) * radius + sin(n * step);
- normals[n][1] = sin(n * step) * radius + cos(n * step);
- normals[n][2] = 0.0;
+void
+FGPanel::setBackground (ssgTexture * texture)
+{
+ _bg = texture;
+}
+
+bool
+FGPanel::doMouseAction (int button, int updown, int x, int y)
+{
+ // Note a released button and return
+ if (updown == 1) {
+ _mouseDown = false;
+ _mouseInstrument = 0;
+ return true;
+ }
+
+ x = (int)(((float)x / current_view.get_winWidth()) * _w);
+ y = (int)(_h - (((float)y / current_view.get_winHeight()) * _h));
+
+ for (int i = 0; i < _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) {
+ cout << "Do mouse action for component " << i << '\n';
+ _mouseDown = true;
+ _mouseDelay = 20;
+ _mouseInstrument = inst;
+ _mouseButton = button;
+ _mouseX = x - ix;
+ _mouseY = y - iy;
+ // Always do the action once.
+ _mouseInstrument->doMouseAction(_mouseButton, _mouseX, _mouseY);
+ return true;
}
+ }
+ cout << "Did not click on an instrument\n";
+ return false;
}
\f
////////////////////////////////////////////////////////////////////////
-// Implementation of FGTurnCoordinator.
+// Implementation of FGAdjustAction.
////////////////////////////////////////////////////////////////////////
+FGAdjustAction::FGAdjustAction (getter_type getter, setter_type setter,
+ double increment, double min, double max,
+ bool wrap=false)
+ : _getter(getter), _setter(setter), _increment(increment),
+ _min(min), _max(max), _wrap(wrap)
+{
+}
-// Static constants
+FGAdjustAction::~FGAdjustAction ()
+{
+}
-GLfloat FGTurnCoordinator::wingArea[] = {
- -1.25, -28.125, 1.255, -28.125, 1.255, 28.125, -1.25, 28.125 };
+void
+FGAdjustAction::doAction ()
+{
+ double value = (*_getter)();
+ cout << "Do action; value=" << value << '\n';
+ value += _increment;
+ if (value < _min) {
+ value = (_wrap ? _max : _min);
+ } else if (value > _max) {
+ value = (_wrap ? _min : _max);
+ }
+ cout << "New value is " << value << '\n';
+ (*_setter)(value);
+}
-GLfloat FGTurnCoordinator::elevatorArea[] = {
- 3.0, -10.9375, 4.5, -10.9375, 4.5, 10.9375, 3.0, 10.9375 };
-
-GLfloat FGTurnCoordinator::rudderArea[] = {
- 2.0, -0.45, 10.625, -0.45, 10.625, 0.55, 2.0, 0.55};
+\f
+////////////////////////////////////////////////////////////////////////
+// Implementation of FGSwapAction.
+////////////////////////////////////////////////////////////////////////
-FGTurnCoordinator::FGTurnCoordinator (float inXPos, float inYPos)
+FGSwapAction::FGSwapAction (getter_type getter1, setter_type setter1,
+ getter_type getter2, setter_type setter2)
+ : _getter1(getter1), _setter1(setter1),
+ _getter2(getter2), _setter2(setter2)
{
- XPos = inXPos;
- YPos = inYPos;
- Init();
}
-FGTurnCoordinator::~FGTurnCoordinator ()
+FGSwapAction::~FGSwapAction ()
{
}
-
-// fgUpdateTurnCoordinator - draws turn coordinator related stuff
-
-void FGTurnCoordinator::Render(void){
- int n;
-
- xglDisable(GL_LIGHTING);
- xglDisable(GL_BLEND);
- xglEnable(GL_TEXTURE_2D);
-
- alpha = (get_sideslip() / 1.5) * 560;
- if(alpha > 56){
- alpha = 56;
- }
- if(alpha < -56){
- alpha = -56;
- }
-
- PlaneAlpha = get_roll();
-
- xglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
- xglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
- xglTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_DECAL);
-
- xglMatrixMode(GL_MODELVIEW);
- xglLoadIdentity();
- xglTranslatef(BallXPos, BallYPos, 0.0);
- xglTranslatef(0.75 * sin(alphahist[0] * DEG_TO_RAD) * 31, 0.3 * (39 - (cos(alphahist[0] * DEG_TO_RAD) * 39)), 0.0);
- fgEraseArea(vertices, 72, BallTexXPos + ((0.75 * sin(alphahist[0] * DEG_TO_RAD) * 31) / 0.625), BallTexYPos + ((0.3 * (39 - (cos(alphahist[0] * DEG_TO_RAD) * 39))) / 0.625), BallXPos + (0.75 * sin(alphahist[0] * DEG_TO_RAD) * 31), BallYPos + (0.3 * (39 - (cos(alphahist[0] * DEG_TO_RAD) * 39))), 1, 1);
- xglDisable(GL_TEXTURE_2D);
- xglEnable(GL_BLEND);
- xglBlendFunc(GL_ONE_MINUS_DST_COLOR, GL_ONE);
- xglMatrixMode(GL_MODELVIEW);
- xglLoadIdentity();
- xglTranslatef(BallXPos, BallYPos, 0.0);
- xglTranslatef(0.75 * sin(alpha * DEG_TO_RAD) * 31, 0.3 * (39 - (cos(alpha * DEG_TO_RAD) * 39)), 0.0);
- xglBegin(GL_POLYGON);
- xglColor3f(0.8, 0.8, 0.8);
-
- int i;
- for(i=0;i<36;i++){
- xglVertex2f(vertices[2 * i], vertices[(2 * i) + 1]);
- }
- xglEnd();
-
- xglDisable(GL_TEXTURE_2D);
- xglDisable(GL_BLEND);
-
- xglMatrixMode(GL_MODELVIEW);
- xglLoadIdentity();
- xglTranslatef(XPos, YPos, 0.0);
- xglRotatef(rollhist[0] * RAD_TO_DEG + 90, 0.0, 0.0, 1.0);
-
- fgEraseArea(wingArea, 8, PlaneTexXPos, PlaneTexYPos, XPos, YPos, 1, 1);
- fgEraseArea(elevatorArea, 8, PlaneTexXPos, PlaneTexYPos, XPos, YPos, 1, 1);
- fgEraseArea(rudderArea, 8, PlaneTexXPos, PlaneTexYPos, XPos, YPos, 1, 1);
-
- xglLoadIdentity();
- xglTranslatef(XPos, YPos, 0.0);
- xglRotatef(-get_roll() * RAD_TO_DEG + 90, 0.0, 0.0, 1.0);
-
- xglBegin(GL_POLYGON);
- xglColor3f(1.0, 1.0, 1.0);
- for(i=0;i<90;i++){
- xglVertex2f(cos(i * 4 * DEG_TO_RAD) * 5, sin(i * 4 * DEG_TO_RAD) * 5);
- }
- xglEnd();
-
- xglBegin(GL_POLYGON);
- xglVertex2f(wingArea[0], wingArea[1]);
- xglVertex2f(wingArea[2], wingArea[3]);
- xglVertex2f(wingArea[4], wingArea[5]);
- xglVertex2f(wingArea[6], wingArea[7]);
- xglVertex2f(wingArea[0], wingArea[1]);
- xglEnd();
-
- xglBegin(GL_POLYGON);
- xglVertex2f(elevatorArea[0], elevatorArea[1]);
- xglVertex2f(elevatorArea[2], elevatorArea[3]);
- xglVertex2f(elevatorArea[4], elevatorArea[5]);
- xglVertex2f(elevatorArea[6], elevatorArea[7]);
- xglVertex2f(elevatorArea[0], elevatorArea[1]);
- xglEnd();
-
- xglBegin(GL_POLYGON);
- xglVertex2f(rudderArea[0], rudderArea[1]);
- xglVertex2f(rudderArea[2], rudderArea[3]);
- xglVertex2f(rudderArea[4], rudderArea[5]);
- xglVertex2f(rudderArea[6], rudderArea[7]);
- xglVertex2f(rudderArea[0], rudderArea[1]);
- xglEnd();
-
-
- alphahist[0] = alphahist[1];
- alphahist[1] = alpha;
- rollhist[0] = rollhist[1];
- rollhist[1] = -get_roll();
-
- xglDisable(GL_BLEND);
-}
-
-void FGTurnCoordinator::Init(void){
- int n;
- PlaneTexXPos = 49;
- PlaneTexYPos = 59.75;
- BallXPos = 145;
- BallYPos = 24;
- BallTexXPos = 49;
- BallTexYPos = 16;
- BallRadius = 3.5;
-
- for(n=0;n<36;n++){
- vertices[2 * n] = cos(10 * n * DEG_TO_RAD) * BallRadius;
- vertices[(2 * n) + 1] = sin(10 * n * DEG_TO_RAD) * BallRadius;
- }
+void
+FGSwapAction::doAction ()
+{
+ double value = (*_getter1)();
+ (*_setter1)((*_getter2)());
+ (*_setter2)(value);
}
\f
////////////////////////////////////////////////////////////////////////
-// Implementation of FGTexInstrument base class.
+// Implementation of FGToggleAction.
////////////////////////////////////////////////////////////////////////
-FGTexInstrument::FGTexInstrument (void)
-{
-}
-
-FGTexInstrument::~FGTexInstrument (void)
-{
-}
-
-void FGTexInstrument::UpdatePointer(void){
- float alpha;
-
- glEnableClientState(GL_VERTEX_ARRAY);
- glVertexPointer(2, GL_FLOAT, 0, vertices);
-
- alpha=((((float)(getValue() - (value1))) /
- (value2 - value1))* (alpha2 - alpha1) + alpha1);
-
- if (alpha < alpha1)
- alpha = alpha1;
- if (alpha > alpha2)
- alpha -= alpha2;
- xglMatrixMode(GL_MODELVIEW);
- xglPushMatrix();
- xglLoadIdentity();
- xglDisable(GL_TEXTURE_2D);
- xglTranslatef(XPos, YPos, 0);
- xglRotatef(-alpha, 0.0, 0.0, 1.0);
- xglColor4f(1.0, 1.0, 1.0, 1.0);
- glDrawArrays(GL_POLYGON, 0, 10);
- tape[0] = tape[1];
- tape[1] = alpha;
- xglEnable(GL_TEXTURE_2D);
- glDisableClientState(GL_VERTEX_ARRAY);
-}
-
-// CreatePointer - calculate the vertices of a pointer
-
-void FGTexInstrument::CreatePointer(void){
- int i;
- float alpha;
- float alphastep;
- float r = radius;
-
- vertices[0] = 0;
- vertices[1] = length;
- vertices[2] = -(width/2);
- vertices[3] = length - ((width/2)/(tan(angle*DEG_TO_RAD/2)));
- vertices[4] = -(width/2);
- vertices[5] = cos(asin((width/2)/r))*r;
-
- alphastep = (asin((width/2)/r)+asin((width/2)/r))/5;
- alpha = asin(-(width/2)/r);
-
- for(i=0;i<5;i++){
- alpha += alphastep;
- vertices[(i*2)+6] = sin(alpha)*r;
- }
-
- alpha = asin(-(width/2)/r);
-
- for(i=0;i<5;i++){
- alpha +=alphastep;
- vertices[(i*2)+7]= cos(alpha)*r;
- }
-
- vertices[16] = - vertices[4];
- vertices[17] = vertices[5];
- vertices[18] = - vertices[2];
- vertices[19] = vertices[3];
-
+FGToggleAction::FGToggleAction (getter_type getter, setter_type setter)
+ : _getter(getter), _setter(setter)
+{
}
-void FGTexInstrument::Init(void){
- CreatePointer();
+FGToggleAction::~FGToggleAction ()
+{
}
-void FGTexInstrument::Render(void){
- xglEnable(GL_TEXTURE_2D);
- xglLoadIdentity();
- xglTranslatef(XPos, YPos, 0.0);
- xglRotatef(-tape[0], 0.0, 0.0, 1.0);
- fgEraseArea(vertices, 20, (GLfloat)(textureXPos), (GLfloat)(textureYPos), (GLfloat)(XPos), (GLfloat)(YPos), 0, 1);
-
- UpdatePointer();
-
- xglDisable(GL_TEXTURE_2D);
+void
+FGToggleAction::doAction ()
+{
+ (*_setter)(!((*_getter)()));
}
\f
////////////////////////////////////////////////////////////////////////
-// Implementation of FGAirspeedIndicator.
+// Implementation of FGPanelInstrument.
////////////////////////////////////////////////////////////////////////
-FGAirspeedIndicator::FGAirspeedIndicator (int x, int y)
+FGPanelInstrument::FGPanelInstrument ()
{
- XPos = x;
- YPos = y;
- radius = 4;
- length = 32;
- width = 3;
- angle = 30;
- value1 = 15.0;
- value2 = 260.0;
- alpha1 = -20.0;
- alpha2 = 360;
- textureXPos = 65;
- textureYPos = 193;
- Init();
+ setPosition(0, 0);
+ setSize(0, 0);
}
+FGPanelInstrument::FGPanelInstrument (int x, int y, int w, int h)
+{
+ setPosition(x, y);
+ setSize(w, h);
+}
+
+FGPanelInstrument::~FGPanelInstrument ()
+{
+ action_list_type::iterator it = _actions.begin();
+ action_list_type::iterator last = _actions.end();
+ for ( ; it != last; it++) {
+ delete it->action;
+ }
+}
+
+void
+FGPanelInstrument::setPosition (int x, int y)
+{
+ _x = x;
+ _y = y;
+}
+
+void
+FGPanelInstrument::setSize (int w, int h)
+{
+ _w = w;
+ _h = h;
+}
-FGAirspeedIndicator::~FGAirspeedIndicator ()
+int
+FGPanelInstrument::getXPos () const
{
+ return _x;
}
+int
+FGPanelInstrument::getYPos () const
+{
+ return _y;
+}
-double
-FGAirspeedIndicator::getValue () const
+int
+FGPanelInstrument::getWidth () const
{
- return get_speed();
+ return _w;
+}
+
+int
+FGPanelInstrument::getHeight () const
+{
+ return _h;
+}
+
+void
+FGPanelInstrument::addAction (int button, int x, int y, int w, int h,
+ FGPanelAction * action)
+{
+ FGPanelInstrument::inst_action act;
+ act.button = button;
+ act.x = x;
+ act.y = y;
+ act.w = w;
+ act.h = h;
+ act.action = action;
+ _actions.push_back(act);
+}
+
+ // Coordinates relative to centre.
+bool
+FGPanelInstrument::doMouseAction (int button, int x, int y)
+{
+ action_list_type::iterator it = _actions.begin();
+ action_list_type::iterator last = _actions.end();
+ cout << "Mouse action at " << x << ',' << y << '\n';
+ for ( ; it != last; it++) {
+ cout << "Trying action at " << it->x << ',' << it->y << ','
+ << it->w <<',' << it->h << '\n';
+ if (button == it->button &&
+ x >= it->x && x < it->x + it->w && y >= it->y && y < it->y + it->h) {
+ it->action->doAction();
+ return true;
+ }
+ }
+ return false;
}
\f
////////////////////////////////////////////////////////////////////////
-// Implementation of FGVerticalSpeedIndicator.
+// Implementation of FGLayeredInstrument.
////////////////////////////////////////////////////////////////////////
+FGLayeredInstrument::FGLayeredInstrument (int x, int y, int w, int h)
+ : FGPanelInstrument(x, y, w, h)
+{
+}
-FGVerticalSpeedIndicator::FGVerticalSpeedIndicator (int x, int y)
+FGLayeredInstrument::~FGLayeredInstrument ()
{
- XPos = x;
- YPos = y;
- radius = 4;
- length = 30;
- width = 3;
- angle = 30;
- value1 = -3.0;
- value2 = 3.0;
- alpha1 = 100;
- alpha2 = 440;
- textureXPos = 66.15;
- textureYPos = 66;
- Init();
+ // FIXME: free layers
}
+void
+FGLayeredInstrument::draw () const
+{
+ for (int i = 0; i < _layers.size(); i++) {
+ glPushMatrix();
+ glTranslatef(0.0, 0.0, (i / 100.0) + 0.1);
+ _layers[i]->draw();
+ glPopMatrix();
+ }
+}
-FGVerticalSpeedIndicator::~FGVerticalSpeedIndicator ()
+int
+FGLayeredInstrument::addLayer (FGInstrumentLayer *layer)
{
+ int n = _layers.size();
+ _layers.push_back(layer);
+ return n;
}
+int
+FGLayeredInstrument::addLayer (ssgTexture * texture)
+{
+ return addLayer(new FGTexturedLayer(texture, _w, _h));
+}
-double
-FGVerticalSpeedIndicator::getValue () const
+void
+FGLayeredInstrument::addTransformation (FGInstrumentLayer::transform_type type,
+ FGInstrumentLayer::transform_func func,
+ double min, double max,
+ double factor, double offset)
{
- return get_climb_rate() / 1000.0;
+ int layer = _layers.size() - 1;
+ _layers[layer]->addTransformation(type, func, min, max, factor, offset);
+}
+
+void
+FGLayeredInstrument::addTransformation (FGInstrumentLayer::transform_type type,
+ double offset)
+{
+ addTransformation(type, 0, 0.0, 0.0, 1.0, offset);
}
\f
////////////////////////////////////////////////////////////////////////
-// Implementation of FGAltimeter.
+// Implementation of FGInstrumentLayer.
////////////////////////////////////////////////////////////////////////
+FGInstrumentLayer::FGInstrumentLayer (int w, int h)
+ : _w(w),
+ _h(h)
+{
+}
+
+FGInstrumentLayer::~FGInstrumentLayer ()
+{
+ transformation_list::iterator it = _transformations.begin();
+ transformation_list::iterator end = _transformations.end();
+ while (it != end) {
+ delete *it;
+ it++;
+ }
+}
+
+void
+FGInstrumentLayer::transform () const
+{
+ transformation_list::const_iterator it = _transformations.begin();
+ transformation_list::const_iterator last = _transformations.end();
+ while (it != last) {
+ transformation *t = *it;
+ double value = (t->func == 0 ? 0.0 : (*(t->func))());
+ if (value < t->min) {
+ value = t->min;
+ } else if (value > t->max) {
+ value = t->max;
+ }
+ value = value * t->factor + t->offset;
+
+ switch (t->type) {
+ case XSHIFT:
+ glTranslatef(value, 0.0, 0.0);
+ break;
+ case YSHIFT:
+ glTranslatef(0.0, value, 0.0);
+ break;
+ case ROTATION:
+ glRotatef(-value, 0.0, 0.0, 1.0);
+ break;
+ }
+ it++;
+ }
+}
-FGAltimeter::FGAltimeter (int x, int y)
+void
+FGInstrumentLayer::addTransformation (transform_type type,
+ transform_func func,
+ double min, double max,
+ double factor, double offset)
{
- XPos = x;
- YPos = y;
- radius = 5;
- length = 25;
- width = 4;
- angle = 30;
- value1 = 0;
- value2 = 10000;
- alpha1 = 0;
- alpha2 = 360;
- textureXPos = 194;
- textureYPos = 191;
- Init();
+ transformation *t = new transformation;
+ t->type = type;
+ t->func = func;
+ t->min = min;
+ t->max = max;
+ t->factor = factor;
+ t->offset = offset;
+ _transformations.push_back(t);
}
-FGAltimeter::~FGAltimeter ()
+\f
+////////////////////////////////////////////////////////////////////////
+// Implementation of FGTexturedLayer.
+////////////////////////////////////////////////////////////////////////
+
+FGTexturedLayer::FGTexturedLayer (ssgTexture * texture, int w, int h,
+ double texX1 = 0.0, double texY1 = 0.0,
+ double texX2 = 1.0, double texY2 = 1.0)
+ : FGInstrumentLayer(w, h),
+ _texX1(texX1), _texY1(texY1), _texX2(texX2), _texY2(texY2)
{
+ setTexture(texture);
}
+FGTexturedLayer::~FGTexturedLayer ()
+{
+}
-double
-FGAltimeter::getValue () const
+void
+FGTexturedLayer::draw () const
{
- return get_altitude();
+ int w2 = _w / 2;
+ int h2 = _h / 2;
+
+ transform();
+ glBindTexture(GL_TEXTURE_2D, _texture->getHandle());
+ glBegin(GL_POLYGON);
+
+ glTexCoord2f(_texX1, _texY1); glVertex2f(-w2, -h2);
+ glTexCoord2f(_texX2, _texY1); glVertex2f(w2, -h2);
+ glTexCoord2f(_texX2, _texY2); glVertex2f(w2, h2);
+ glTexCoord2f(_texX1, _texY2); glVertex2f(-w2, h2);
+ glEnd();
}
\f
////////////////////////////////////////////////////////////////////////
-// Implementation of FGAltimeter2.
+// Implementation of FGTextLayer.
////////////////////////////////////////////////////////////////////////
+FGTextLayer::FGTextLayer (int w, int h)
+ : FGInstrumentLayer(w, h)
+{
+ _color[0] = _color[1] = _color[2] = 0.0;
+ _color[3] = 1.0;
+}
-FGAltimeter2::FGAltimeter2 (int x, int y)
+FGTextLayer::~FGTextLayer ()
{
- XPos = x;
- YPos = y;
- radius = 5;
- length = 32;
- width = 3;
- angle = 30;
- value1 = 0;
- value2 = 3000;
- alpha1 = 0;
- alpha2 = 1080;
- textureXPos = 194;
- textureYPos = 191;
- Init();
+ chunk_list::iterator it = _chunks.begin();
+ chunk_list::iterator last = _chunks.end();
+ for ( ; it != last; it++) {
+ delete *it;
+ }
}
+void
+FGTextLayer::draw () const
+{
+ glPushMatrix();
+ glColor4fv(_color);
+ transform();
+ _renderer.setFont(guiFntHandle);
+ _renderer.setPointSize(14);
+ _renderer.begin();
+ _renderer.start3f(0, 0, 0);
+
+ // Render each of the chunks.
+ chunk_list::const_iterator it = _chunks.begin();
+ chunk_list::const_iterator last = _chunks.end();
+ for ( ; it != last; it++) {
+ _renderer.puts((*it)->getValue());
+ }
+
+ _renderer.end();
+ glColor4f(1.0, 1.0, 1.0, 1.0); // FIXME
+ glPopMatrix();
+}
+
+void
+FGTextLayer::addChunk (FGTextLayer::Chunk * chunk)
+{
+ _chunks.push_back(chunk);
+}
-FGAltimeter2::~FGAltimeter2 ()
+void
+FGTextLayer::setColor (float r, float g, float b)
{
+ _color[0] = r;
+ _color[1] = g;
+ _color[2] = b;
+ _color[3] = 1.0;
}
+void
+FGTextLayer::setPointSize (const float size)
+{
+ _renderer.setPointSize(size);
+}
-double
-FGAltimeter2::getValue () const
+void
+FGTextLayer::setFont(fntFont * font)
{
- return get_altitude();
+ _renderer.setFont(font);
}
\f
////////////////////////////////////////////////////////////////////////
-// Implementation of FGRPMIndicator.
+// Implementation of FGTextLayer::Chunk.
////////////////////////////////////////////////////////////////////////
+FGTextLayer::Chunk::Chunk (char * text, char * fmt = "%s")
+ : _type(FGTextLayer::TEXT), _fmt(fmt)
+{
+ _value._text = text;
+}
-FGRPMIndicator::FGRPMIndicator (int x, int y)
+FGTextLayer::Chunk::Chunk (text_func func, char * fmt = "%s")
+ : _type(FGTextLayer::TEXT_FUNC), _fmt(fmt)
{
- XPos = x;
- YPos = y;
- radius = 10;
- length = 20;
- width = 5.5;
- angle = 60;
- value1 = 0.0;
- value2 = 1.0;
- alpha1 = -67;
- alpha2 = 180;
- textureXPos = 174;
- textureYPos = 83;
- Init();
+ _value._tfunc = func;
}
+FGTextLayer::Chunk::Chunk (double_func func, char * fmt = "%.2f",
+ double mult = 1.0)
+ : _type(FGTextLayer::DOUBLE_FUNC), _fmt(fmt), _mult(mult)
+{
+ _value._dfunc = func;
+}
-FGRPMIndicator::~FGRPMIndicator ()
+char *
+FGTextLayer::Chunk::getValue () const
{
+ switch (_type) {
+ case TEXT:
+ sprintf(_buf, _fmt, _value._text);
+ return _buf;
+ case TEXT_FUNC:
+ sprintf(_buf, _fmt, (*(_value._tfunc))());
+ break;
+ case DOUBLE_FUNC:
+ sprintf(_buf, _fmt, (*(_value._dfunc))() * _mult);
+ break;
+ }
+ return _buf;
}
-double
-FGRPMIndicator::getValue () const
+\f
+////////////////////////////////////////////////////////////////////////
+// Implementation of FGSwitchLayer.
+////////////////////////////////////////////////////////////////////////
+
+FGSwitchLayer::FGSwitchLayer (int w, int h, switch_func func,
+ FGInstrumentLayer * layer1,
+ FGInstrumentLayer * layer2)
+ : FGInstrumentLayer(w, h), _func(func), _layer1(layer1), _layer2(layer2)
{
- return get_throttleval();
}
+
+FGSwitchLayer::~FGSwitchLayer ()
+{
+ delete _layer1;
+ delete _layer2;
+}
+
+void
+FGSwitchLayer::draw () const
+{
+ transform();
+ if ((*_func)()) {
+ _layer1->draw();
+ } else {
+ _layer2->draw();
+ }
+}
+
+\f
+// end of panel.cxx