144 lines
4 KiB
C++
144 lines
4 KiB
C++
#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#ifdef HAVE_WINDOWS_H
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# include <windows.h>
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#endif
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#include <stdlib.h>
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#include <string.h>
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#include <Aircraft/aircraft.hxx>
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#include <Include/fg_constants.h>
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#include <Math/fg_random.h>
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#include <Math/mat3.h>
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#include <Math/polar3d.hxx>
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#include <Scenery/scenery.hxx>
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#include <Time/fg_timer.hxx>
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#include "hud.hxx"
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//======================= Top of instr_label class =========================
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instr_label ::
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instr_label( int x,
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int y,
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UINT width,
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UINT height,
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DBLFNPTR data_source,
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const char *label_format,
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const char *pre_label_string,
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const char *post_label_string,
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double scale_data,
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UINT options,
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fgLabelJust justification,
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int font_size,
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int blinking,
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bool working ):
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instr_item( x, y, width, height,
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data_source, scale_data,options, working ),
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pformat ( label_format ),
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pre_str ( pre_label_string ),
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post_str ( post_label_string ),
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justify ( justification ),
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fontSize ( font_size ),
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blink ( blinking )
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{
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}
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// I put this in to make it easy to construct a class member using the current
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// C code.
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instr_label :: ~instr_label()
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{
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}
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// Copy constructor
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instr_label :: instr_label( const instr_label & image) :
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instr_item((const instr_item &)image),
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pformat ( image.pformat ),
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pre_str ( image.pre_str ),
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post_str ( image.post_str ),
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blink ( image.blink )
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{
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}
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instr_label & instr_label ::operator = (const instr_label & rhs )
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{
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if( !(this == &rhs)) {
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instr_item::operator = (rhs);
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pformat = rhs.pformat;
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fontSize = rhs.fontSize;
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blink = rhs.blink;
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justify = rhs.justify;
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pre_str = rhs.pre_str;
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post_str = rhs.post_str;
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}
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return *this;
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}
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//
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// draw Draws a label anywhere in the HUD
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//
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//
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void instr_label ::
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draw( void ) // Required method in base class
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{
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char format_buffer[80];
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char label_buffer[80];
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int posincr;
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int lenstr;
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RECT scrn_rect = get_location();
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if( pre_str != NULL) {
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if( post_str != NULL ) {
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sprintf( format_buffer, "%s%s%s", pre_str, pformat, post_str );
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}
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else {
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sprintf( format_buffer, "%s%s", pre_str, pformat );
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}
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}
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else {
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if( post_str != NULL ) {
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sprintf( format_buffer, "%s%s", pformat, post_str );
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}
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} // else do nothing if both pre and post strings are nulls. Interesting.
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if( data_available() ) {
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sprintf( label_buffer, format_buffer, get_value() );
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}
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else {
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sprintf( label_buffer, format_buffer );
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}
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#ifdef DEBUGHUD
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fgPrintf( FG_COCKPIT, FG_DEBUG, format_buffer );
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fgPrintf( FG_COCKPIT, FG_DEBUG, "\n" );
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fgPrintf( FG_COCKPIT, FG_DEBUG, label_buffer );
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fgPrintf( FG_COCKPIT, FG_DEBUG, "\n" );
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#endif
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lenstr = strlen( label_buffer );
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posincr = 0; // default to RIGHT_JUST ... center located calc: -lenstr*8;
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if( justify == CENTER_JUST ) {
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posincr = - (lenstr << 2); // -lenstr*4;
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}
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else {
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if( justify == LEFT_JUST ) {
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posincr = - (lenstr << 8); // 0;
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}
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}
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if( fontSize == SMALL ) {
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textString( scrn_rect.left + posincr, scrn_rect.top,
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label_buffer, GLUT_BITMAP_8_BY_13);
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}
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else {
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if( fontSize == LARGE ) {
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textString( scrn_rect.left + posincr, scrn_rect.top,
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label_buffer, GLUT_BITMAP_9_BY_15);
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}
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}
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}
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