# include <config.h>
#endif
-#include <simgear/misc/props.hxx>
+#include <simgear/props/props.hxx>
#include <Include/general.hxx>
#include <Main/fg_props.hxx>
#include "ATCdisplay.hxx"
-FGATCDisplay *current_atcdisplay;
-
-
// Constructor
-FGATCDisplay::FGATCDisplay( void ) {
- rep_msg = false;
- dsp_offset1 = 0;
- dsp_offset2 = 0;
+FGATCDisplay::FGATCDisplay() {
+ rep_msg = false;
+ change_msg_flag = false;
+ dsp_offset1 = 0;
+ dsp_offset2 = 0;
}
// Destructor
-FGATCDisplay::~FGATCDisplay( void ) {
+FGATCDisplay::~FGATCDisplay() {
}
-void FGATCDisplay::init( void ) {
+void FGATCDisplay::init() {
}
+void FGATCDisplay::bind() {
+}
-// update - this actually draws the visuals and should be called from the main Flightgear rendering loop.
-void FGATCDisplay::update() {
+void FGATCDisplay::unbind() {
+}
- if(rep_msg) {
- float fps = general.get_frame_rate();
-
- //cout << "In FGATC::update()" << endl;
- SGPropertyNode *xsize_node = fgGetNode("/sim/startup/xsize");
- SGPropertyNode *ysize_node = fgGetNode("/sim/startup/ysize");
- int iwidth = xsize_node->getIntValue();
- int iheight = ysize_node->getIntValue();
-
- //TODO - if the string is bigger than the buffer the program exits - we really ought to have a robust check here
- char buf[256];
- //float fps = visibility/1600;
- // sprintf(buf,"%-4.1f %7.0f %7.0f", fps, tris, culled);
-// sprintf(buf,"%s %-5.1f", "visibility ", visibility);
- sprintf(buf,"%s", rep_msg_str.c_str());
-
- glMatrixMode( GL_PROJECTION );
- glPushMatrix();
- glLoadIdentity();
- gluOrtho2D( 0, iwidth, 0, iheight );
- glMatrixMode( GL_MODELVIEW );
- glPushMatrix();
- glLoadIdentity();
-
- glDisable( GL_DEPTH_TEST );
- glDisable( GL_LIGHTING );
-
- glColor3f( 0.9, 0.4, 0.2 );
+// update - this actually draws the visuals and should be called from the main Flightgear rendering loop.
+void FGATCDisplay::update(double dt) {
-// guiFnt.drawString( buf,
-// int(iwidth - guiFnt.getStringWidth(buf) - 10 - (int)dsp_offset),
-// (iheight - 20) );
- guiFnt.drawString( buf,
- int(iwidth - 10 - dsp_offset1),
- (iheight - 20) );
- guiFnt.drawString( buf,
- int(iwidth - 10 - dsp_offset2),
- (iheight - 20) );
- glEnable( GL_DEPTH_TEST );
- glEnable( GL_LIGHTING );
- glMatrixMode( GL_PROJECTION );
- glPopMatrix();
- glMatrixMode( GL_MODELVIEW );
- glPopMatrix();
+ // These strings are used for temporary storage of the transmission string in order
+ // that the string we view only changes when the next repetition starts scrolling
+ // even though the master string (rep_msg_str) may change at any time.
+ static string msg1 = "";
+ static string msg2 = "";
- // Try to scroll at a frame rate independent speed
- // 40 pixels/second looks about right for now
- if(dsp_offset1 >= dsp_offset2) {
- dsp_offset1+=(40.0/fps);
- dsp_offset2 = dsp_offset1 - (rep_msg_str.size() * 10) - 100;
- if(dsp_offset1 > (iwidth + (rep_msg_str.size() * 10)))
- dsp_offset1 = 0;
- } else {
- dsp_offset2+=(40.0/fps);
- dsp_offset1 = dsp_offset2 - (rep_msg_str.size() * 10) - 100;
- if(dsp_offset2 > (iwidth + (rep_msg_str.size() * 10)))
- dsp_offset2 = 0;
+ if( rep_msg || msgList.size() ) {
+ //cout << "In FGATC::update()" << endl;
+ SGPropertyNode *xsize_node = fgGetNode("/sim/startup/xsize");
+ SGPropertyNode *ysize_node = fgGetNode("/sim/startup/ysize");
+ int iwidth = xsize_node->getIntValue();
+ int iheight = ysize_node->getIntValue();
+
+ glMatrixMode( GL_PROJECTION );
+ glPushMatrix();
+ glLoadIdentity();
+ gluOrtho2D( 0, iwidth, 0, iheight );
+ glMatrixMode( GL_MODELVIEW );
+ glPushMatrix();
+ glLoadIdentity();
+
+ glDisable( GL_DEPTH_TEST );
+ glDisable( GL_LIGHTING );
+
+ glColor3f( 0.9, 0.4, 0.2 );
+
+ float fps = general.get_frame_rate();
+
+ if(rep_msg) {
+ //cout << "dsp_offset1 = " << dsp_offset1 << " dsp_offset2 = " << dsp_offset2 << endl;
+ if(dsp_offset1 == 0) {
+ msg1 = rep_msg_str;
+ }
+ if(dsp_offset2 == 0) {
+ msg2 = rep_msg_str;
+ }
+ // Check for the situation where one offset is negative and the message is changed
+ if(change_msg_flag) {
+ if(dsp_offset1 < 0) {
+ msg1 = rep_msg_str;
+ } else if(dsp_offset2 < 0) {
+ msg2 = rep_msg_str;
+ }
+ change_msg_flag = false;
+ }
+
+ // guiFnt.drawString( rep_msg_str.c_str(),
+ // int(iwidth - guiFnt.getStringWidth(buf) - 10 - (int)dsp_offset),
+ // (iheight - 20) );
+ guiFnt.drawString( msg1.c_str(),
+ int(iwidth - 10 - dsp_offset1),
+ (iheight - 20) );
+ guiFnt.drawString( msg2.c_str(),
+ int(iwidth - 10 - dsp_offset2),
+ (iheight - 20) );
+
+ // Try to scroll at a frame rate independent speed
+ // 40 pixels/second looks about right for now
+ if(dsp_offset1 >= dsp_offset2) {
+ dsp_offset1+=(40.0/fps);
+ dsp_offset2 = dsp_offset1 - (rep_msg_str.size() * 10) - 100;
+ if(dsp_offset1 > (iwidth + (rep_msg_str.size() * 10)))
+ dsp_offset1 = 0;
+ } else {
+ dsp_offset2+=(40.0/fps);
+ dsp_offset1 = dsp_offset2 - (rep_msg_str.size() * 10) - 100;
+ if(dsp_offset2 > (iwidth + (rep_msg_str.size() * 10)))
+ dsp_offset2 = 0;
+ }
+
+ }
+
+ if(msgList.size()) {
+ //cout << "Attempting to render single message\n";
+ // We have at least one non-repeating message to process
+ if(fgGetBool("/ATC/display/scroll-single-messages")) { // Scroll single messages across the screen.
+ msgList_itr = msgList.begin();
+ int i = 0;
+ while(msgList_itr != msgList.end()) {
+ atcMessage m = *msgList_itr;
+ //cout << "m.counter = " << m.counter << '\n';
+ if(m.dsp_offset > (iwidth + (m.msg.size() * 10))) {
+ //cout << "Stopping single message\n";
+ msgList_itr = msgList.erase(msgList_itr);
+ } else if(m.counter > m.start_count) {
+ //cout << "Drawing single message\n";
+ guiFnt.drawString( m.msg.c_str(),
+ int(iwidth - 10 - m.dsp_offset),
+ (iheight - 40) );
+ m.counter += dt;
+ m.dsp_offset += (80.0/fps);
+ msgList[i] = m;
+ ++msgList_itr;
+ ++i;
+ } else {
+ //cout << "Not yet started single message\n";
+ m.counter += dt;
+ msgList[i] = m;
+ ++msgList_itr;
+ ++i;
+ }
+ }
+ } else { // Display single messages for a short period of time.
+ msgList_itr = msgList.begin();
+ int i = 0;
+ while(msgList_itr != msgList.end()) {
+ atcMessage m = *msgList_itr;
+ //cout << "m.counter = " << m.counter << '\n';
+ if(m.counter > m.stop_count) {
+ //cout << "Stopping single message\n";
+ msgList_itr = msgList.erase(msgList_itr);
+ } else if(m.counter > m.start_count) {
+ guiFnt.drawString( m.msg.c_str(),
+ (iwidth - (m.msg.size() * 8))/2,
+ //iwidth/2,
+ (iheight - 40) ); // TODO - relate the distance in that the string is rendered to the string length.
+ m.counter += dt;
+ msgList[i] = m;
+ ++msgList_itr;
+ ++i;
+ } else {
+ m.counter += dt;
+ msgList[i] = m;
+ ++msgList_itr;
+ ++i;
+ }
+ }
+ }
+ }
+ glEnable( GL_DEPTH_TEST );
+ glEnable( GL_LIGHTING );
+ glMatrixMode( GL_PROJECTION );
+ glPopMatrix();
+ glMatrixMode( GL_MODELVIEW );
+ glPopMatrix();
}
-
- }
}
+void FGATCDisplay::RegisterSingleMessage(string msg, double delay) {
+ atcMessage m;
+ m.msg = msg;
+ m.repeating = false;
+ m.counter = 0.0;
+ m.start_count = delay;
+ m.stop_count = m.start_count + 5.0; // Display for 5ish seconds for now - this might have to change eg. be related to length of message in future
+ //cout << "m.stop_count = " << m.stop_count << '\n';
+ m.id = 0;
+ m.dsp_offset = 0.0;
+
+ msgList.push_back(m);
+ //cout << "Single message registered\n";
+}
void FGATCDisplay::RegisterRepeatingMessage(string msg) {
- rep_msg = true;
- rep_msg_str = msg;
- return;
+ rep_msg = true;
+ rep_msg_str = msg;
+ return;
}
void FGATCDisplay::ChangeRepeatingMessage(string newmsg) {
- //Not implemented yet
- return;
+ rep_msg_str = newmsg;
+ change_msg_flag = true;
+ return;
}
void FGATCDisplay::CancelRepeatingMessage() {
- rep_msg = false;
- rep_msg_str = "";
- dsp_offset1 = 0;
- dsp_offset2 = 0;
- return;
+ rep_msg = false;
+ rep_msg_str = "";
+ dsp_offset1 = 0;
+ dsp_offset2 = 0;
+ return;
}
+