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/* This is the main body of the program. It is just a simple skeleton
* and should be fleshed out as desired. Mainly what you'll do to flesh
* it out is to edit the data structure defined in main.h so that it contains
* the information your program needs. Then modify init_display() to create
* the interface you want, and then just write the associated callback
* routines that are driven by the display. Easy, huh?
*
* -- This code is under the GNU copyleft --
*
* Dominic Giampaolo
* dbg@sgi.com
*/
#include <stdio.h>
#include <ctype.h>
#include <string.h>
#include <math.h>
#include "libsx.h" /* should come first, defines libsx stuff */
#include "controlbox.h"
#include "main.h" /* where program specific stuff is defined */
#include "callbacks.h" /* prototypes for callback functions */
/* define's */
#define X_SIZE 300 /* default draw area size, change as desired */
#define Y_SIZE 300
int main(int argc, char **argv)
{
MyProgram mydata;
mydata.whatever = 0; /* do your initializations here */
init_display(argc, argv, &mydata); /* setup the display */
MainLoop(); /* go right into the main loop */
return 0;
}
float f1=50.0, f2=0.75, f3=7.5;
SliderVar sliders[] =
{
{ "Var #1", &f1, 100.0, 1.0, NULL, NULL },
{ "Float Var #2", &f2, 1.0, 0.1, NULL, NULL },
{ "Thing 3", &f3, 25.0, 10.0, NULL, NULL },
{ NULL, NULL, 0.0, 0.0, NULL, NULL }
};
/* This function sets up the display. For any kind of a real program,
* you'll probably want to save the values returned by the MakeXXX calls
* so that you have a way to refer to the display objects you have
* created (like if you have more than one drawing area, and want to
* draw into both of them).
*/
void init_display(int argc, char **argv, MyProgram *me)
{
Widget w[6];
if (OpenDisplay(argc, argv) == FALSE)
return;
w[0] = MakeButton("Change Slider #1", button1, me);
w[1] = MakeButton("Dump Slider Vals", button2, me);
w[2] = MakeButton("Quit!", quit, me);
w[4] = MakeDrawArea(X_SIZE, Y_SIZE, redisplay, me);
SetWidgetPos(w[1], PLACE_RIGHT, w[0], NO_CARE, NULL);
SetWidgetPos(w[2], PLACE_RIGHT, w[1], NO_CARE, NULL);
SetWidgetPos(w[4], PLACE_UNDER, w[0], NO_CARE, NULL);
w[6] = MakeControlBox("Some Cool Sliders", &sliders[0]);
SetWidgetPos(w[6], PLACE_UNDER, w[4], NO_CARE, NULL);
/*
* These callbacks are unnecessary for most applications, but
* they're here for completeness. Remove them if you don't
* need them.
*/
SetButtonDownCB(w[4], button_down);
SetButtonUpCB(w[4], button_up);
SetKeypressCB(w[4], keypress);
SetMouseMotionCB(w[4], motion);
/* This call actually causes the whole thing to be displayed on the
* screen. You have to call this function before doing any drawing
* into the window.
*/
ShowDisplay();
/* Get standard (red, blue, green, yellow, black, white) colors for
* drawing stuff. Check libsx.h for more info.
*/
GetStandardColors();
SetBgColor(sliders[0].slider, RED);
SetFgColor(sliders[0].slider, WHITE);
}
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