void GLUI_Control::draw_box( int x_min, int x_max, int y_min, int y_max, float r, float g, float b)
{
if ( r == 1.0 AND g == 1.0 AND b == 1.0 AND NOT enabled AND glui ) {
draw_bkgd_box( x_min, x_max, y_min, y_max );
return;
}
glColor3f( r, g, b );
glBegin( GL_QUADS );
glVertex2i( x_min, y_min ); glVertex2i( x_max, y_min );
glVertex2i( x_max, y_max ); glVertex2i( x_min, y_max );
glEnd();
}
void GLUI_Slider::draw( int x, int y )
{
int orig;
if ( NOT glui )
return;
orig = set_to_glut_window();
draw_emboss_box( 0,
w,
GLUI_SLIDER_NAME_TOP_BORDER +
GLUI_SLIDER_FONT_HEIGHT - 1 -
GLUI_SLIDER_FONT_MID_HEIGHT,
h );
draw_bkgd_box( GLUI_SLIDER_NAME_INDENT-1,
GLUI_SLIDER_NAME_INDENT +
string_width(name.string) +
2*GLUI_SLIDER_NAME_SIDE_BORDER - 1,
0,
0 +
GLUI_SLIDER_FONT_FULL_HEIGHT +
GLUI_SLIDER_NAME_TOP_BORDER +
GLUI_SLIDER_NAME_BOTTOM_BORDER);
draw_name( GLUI_SLIDER_NAME_INDENT +
GLUI_SLIDER_NAME_SIDE_BORDER,
GLUI_SLIDER_FONT_HEIGHT-1 +
GLUI_SLIDER_NAME_TOP_BORDER);
draw_active_area();
restore_window(orig);
draw_active_box( GLUI_SLIDER_NAME_INDENT,
GLUI_SLIDER_NAME_INDENT +
string_width(name.string) +
2*GLUI_SLIDER_NAME_SIDE_BORDER - 1,
0,
GLUI_SLIDER_FONT_FULL_HEIGHT +
GLUI_SLIDER_NAME_TOP_BORDER +
GLUI_SLIDER_NAME_BOTTOM_BORDER - 1);
}
void GLUI_Graph::draw( int x, int y )
{
GLUI_DRAWINGSENTINAL_IDIOM;
draw_emboss_box( 0,
w,
GLUI_GRAPH_NAME_TOP_BORDER +
GLUI_GRAPH_FONT_HEIGHT - 1 -
GLUI_GRAPH_FONT_MID_HEIGHT,
h );
draw_bkgd_box( GLUI_GRAPH_NAME_INDENT-1,
GLUI_GRAPH_NAME_INDENT +
string_width(name) +
2*GLUI_GRAPH_NAME_SIDE_BORDER - 1,
0,
0 +
GLUI_GRAPH_FONT_FULL_HEIGHT +
GLUI_GRAPH_NAME_TOP_BORDER +
GLUI_GRAPH_NAME_BOTTOM_BORDER);
draw_name( GLUI_GRAPH_NAME_INDENT +
GLUI_GRAPH_NAME_SIDE_BORDER,
GLUI_GRAPH_FONT_HEIGHT-1 +
GLUI_GRAPH_NAME_TOP_BORDER);
draw_active_area();
draw_active_box( GLUI_GRAPH_NAME_INDENT,
GLUI_GRAPH_NAME_INDENT +
string_width(name) +
2*GLUI_GRAPH_NAME_SIDE_BORDER - 1,
0,
GLUI_GRAPH_FONT_FULL_HEIGHT +
GLUI_GRAPH_NAME_TOP_BORDER +
GLUI_GRAPH_NAME_BOTTOM_BORDER - 1);
}
void GLUI_Slider::draw_slider( void )
{
int min_x;
int max_x;
int wid_x;
float min_val;
float max_val;
float val;
int x_pos;
draw_bkgd_box(
2 + GLUI_SLIDER_KNOB_SIDE_BORDER - 1,
w-2 - GLUI_SLIDER_KNOB_SIDE_BORDER,
GLUI_SLIDER_NAME_TOP_BORDER +
GLUI_SLIDER_FONT_HEIGHT -
GLUI_SLIDER_FONT_MID_HEIGHT +
GLUI_SLIDER_VAL_TOP_BORDER +
GLUI_SLIDER_FONT_HEIGHT +
GLUI_SLIDER_KNOB_TOP_BORDER+1,
GLUI_SLIDER_NAME_TOP_BORDER +
GLUI_SLIDER_FONT_HEIGHT -
GLUI_SLIDER_FONT_MID_HEIGHT +
GLUI_SLIDER_VAL_TOP_BORDER +
GLUI_SLIDER_FONT_HEIGHT +
GLUI_SLIDER_KNOB_TOP_BORDER +
1+ 2*GLUI_SLIDER_KNOB_HALF_HEIGHT + 1);
draw_emboss_box( 2 +
GLUI_SLIDER_KNOB_SIDE_BORDER +
GLUI_SLIDER_KNOB_HALF_WIDTH,
w - 2 -
GLUI_SLIDER_KNOB_HALF_WIDTH -
GLUI_SLIDER_KNOB_SIDE_BORDER,
GLUI_SLIDER_NAME_TOP_BORDER +
GLUI_SLIDER_FONT_HEIGHT -
GLUI_SLIDER_FONT_MID_HEIGHT +
GLUI_SLIDER_VAL_TOP_BORDER +
GLUI_SLIDER_FONT_HEIGHT +
GLUI_SLIDER_KNOB_TOP_BORDER +
GLUI_SLIDER_KNOB_HALF_HEIGHT,
GLUI_SLIDER_NAME_TOP_BORDER +
GLUI_SLIDER_FONT_HEIGHT -
GLUI_SLIDER_FONT_MID_HEIGHT +
GLUI_SLIDER_VAL_TOP_BORDER +
GLUI_SLIDER_FONT_HEIGHT +
GLUI_SLIDER_KNOB_TOP_BORDER +
GLUI_SLIDER_KNOB_HALF_HEIGHT + 3);
min_x = 2 + GLUI_SLIDER_KNOB_SIDE_BORDER + GLUI_SLIDER_KNOB_HALF_WIDTH;
max_x = w - 2 - GLUI_SLIDER_KNOB_HALF_WIDTH - GLUI_SLIDER_KNOB_SIDE_BORDER;
wid_x = max_x - min_x + 1;
switch (data_type) {
case GLUI_SLIDER_INT:
min_val = (float)int_low;
max_val = (float)int_high;
val = (float)int_val;
break;
case GLUI_SLIDER_FLOAT:
min_val = float_low;
max_val = float_high;
val = float_val;
break;
default:
fprintf(stderr,"GLUI_Slider::draw_val - Impossible data type!\n");
abort();
break;
}
if (max_val == min_val)
x_pos = min_x;
else {
if (val == max_val)
x_pos = max_x;
else
x_pos = (int) (min_x + wid_x*((val-min_val)/(max_val-min_val)));
}
draw_knob(x_pos,0,0,0,0,glui->bkgd_color[0], glui->bkgd_color[1], glui->bkgd_color[2]);
draw_knob(x_pos,1,0,1,0, GLUI_SLIDER_KNOB_BLACK, GLUI_SLIDER_KNOB_BLACK, GLUI_SLIDER_KNOB_BLACK);
draw_knob(x_pos,0,1,0,1, GLUI_SLIDER_KNOB_WHITE, GLUI_SLIDER_KNOB_WHITE, GLUI_SLIDER_KNOB_WHITE);
if (pressed)
draw_knob(x_pos,1,1,1,1, GLUI_SLIDER_KNOB_GREY, GLUI_SLIDER_KNOB_GREY, GLUI_SLIDER_KNOB_GREY);
else
draw_knob(x_pos,1,1,1,1,glui->bkgd_color[0], glui->bkgd_color[1], glui->bkgd_color[2]);
draw_knob(x_pos,2,1,2,1, GLUI_SLIDER_KNOB_D_GREY, GLUI_SLIDER_KNOB_D_GREY, GLUI_SLIDER_KNOB_D_GREY);
if (pressed)
draw_knob(x_pos,2,2,2,2, GLUI_SLIDER_KNOB_L_GREY, GLUI_SLIDER_KNOB_L_GREY, GLUI_SLIDER_KNOB_L_GREY);
else
draw_knob(x_pos,2,2,2,2, GLUI_SLIDER_KNOB_GREY, GLUI_SLIDER_KNOB_GREY, GLUI_SLIDER_KNOB_GREY);
}
void GLUI_Slider::draw_val( void )
{
int max_w, i;
char buf[GLUI_SLIDER_MAX_VAL_STRING_SIZE];
switch (data_type) {
case GLUI_SLIDER_INT:
sprintf(buf,"%d", int_val);
break;
case GLUI_SLIDER_FLOAT:
sprintf(buf,"%.7g", float_val);
break;
default:
fprintf(stderr,"GLUI_Slider::draw_val - Impossible data type!\n");
abort();
}
max_w = w +1 -
(GLUI_SLIDER_NAME_INDENT +
string_width(name) +
2*GLUI_SLIDER_NAME_SIDE_BORDER +
2*GLUI_SLIDER_VAL_SIDE_BORDER + 2);
if (max_w < string_width(GLUI_SLIDER_TRUNCATE_STRING)) {
fprintf(stderr,"GLUI_Slider::draw_val - Impossible max_w!!!!\n");
abort();
}
if (string_width(buf) > max_w) {
max_w -= string_width(GLUI_SLIDER_TRUNCATE_STRING);
i = strlen(buf)-1;
while ((string_width(buf) > max_w) && (i>=0)) {
buf[i--] = 0;
}
sprintf(&buf[i+1],"%s",GLUI_SLIDER_TRUNCATE_STRING);
}
draw_bkgd_box(
GLUI_SLIDER_NAME_INDENT +
string_width(name) +
2*GLUI_SLIDER_NAME_SIDE_BORDER +
GLUI_SLIDER_VAL_SIDE_BORDER - 1,
w-1 - GLUI_SLIDER_VAL_SIDE_BORDER,
GLUI_SLIDER_NAME_TOP_BORDER +
GLUI_SLIDER_FONT_HEIGHT -
GLUI_SLIDER_FONT_MID_HEIGHT +
GLUI_SLIDER_VAL_TOP_BORDER +
GLUI_SLIDER_FONT_HEIGHT + 1,
GLUI_SLIDER_NAME_TOP_BORDER +
GLUI_SLIDER_FONT_HEIGHT -
GLUI_SLIDER_FONT_MID_HEIGHT +
GLUI_SLIDER_VAL_TOP_BORDER + 1 );
glColor3b( 0, 0, 0 );
glRasterPos2i( w -
string_width(buf) -
GLUI_SLIDER_VAL_SIDE_BORDER,
GLUI_SLIDER_NAME_TOP_BORDER +
GLUI_SLIDER_FONT_HEIGHT -
GLUI_SLIDER_FONT_MID_HEIGHT +
GLUI_SLIDER_VAL_TOP_BORDER +
GLUI_SLIDER_FONT_HEIGHT);
draw_string(buf);
}