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#ifndef __SLIDER_H__
#define __SLIDER_H__
/* changes for setting width by <dieter@rhiz.org>
set message by <dieter@klingt.org>
*/
#include "ggee.h"
#include "m_imp.h"
#include "g_canvas.h"
#ifdef NT
#pragma warning( disable : 4244 )
#pragma warning( disable : 4305 )
#endif
#define SPOSITIONS
#define te_xpos te_xpix
#define te_ypos te_ypix
typedef struct _slider
{
t_object x_obj;
t_atom a_pos;
t_atom a_pos2;
t_glist * x_glist;
int x_width;
int x_height;
int x_offset;
int x_mpos;
int x_num;
int x_horizontal;
} t_slider;
#define x_pos a_pos.a_w.w_float
#define x_pos2 a_pos2.a_w.w_float
/* widget helper functions */
static void draw_inlets(t_slider *x, t_glist *glist, int firsttime, int nin, int nout)
{
int n = nin;
int nplus, i;
nplus = (n == 1 ? 1 : n-1);
for (i = 0; i < n; i++)
{
int onset = x->x_obj.te_xpos + (x->x_width - IOWIDTH) * i / nplus;
if (firsttime)
sys_vgui(".x%x.c create rectangle %d %d %d %d -tags %xo%d\n",
glist_getcanvas(glist),
onset, x->x_obj.te_ypos + x->x_height - 1,
onset + IOWIDTH, x->x_obj.te_ypos + x->x_height,
x, i);
else
sys_vgui(".x%x.c coords %xo%d %d %d %d %d\n",
glist_getcanvas(glist), x, i,
onset, x->x_obj.te_ypos + x->x_height - 1,
onset + IOWIDTH, x->x_obj.te_ypos + x->x_height);
}
n = nout;
nplus = (n == 1 ? 1 : n-1);
for (i = 0; i < n; i++)
{
int onset = x->x_obj.te_xpos + (x->x_width - IOWIDTH) * i / nplus;
if (firsttime)
sys_vgui(".x%x.c create rectangle %d %d %d %d -tags %xi%d\n",
glist_getcanvas(glist),
onset, x->x_obj.te_ypos,
onset + IOWIDTH, x->x_obj.te_ypos + 1,
x, i);
else
sys_vgui(".x%x.c coords %xi%d %d %d %d %d\n",
glist_getcanvas(glist), x, i,
onset, x->x_obj.te_ypos,
onset + IOWIDTH, x->x_obj.te_ypos + 1);
}
}
static void slider_update(t_slider *x, t_glist *glist)
{
if (glist_isvisible(glist)) {
if (!x->x_horizontal) {
sys_vgui(".x%x.c coords %xP \
%d %d %d %d\n",glist_getcanvas(glist),x,
x->x_obj.te_xpos,x->x_obj.te_ypos + x->x_height - (int)x->x_pos + x->x_offset,
x->x_obj.te_xpos + x->x_width,x->x_obj.te_ypos + x->x_height - (int)x->x_pos + x->x_offset);
sys_vgui(".x%x.c coords %xP2 \
%d %d %d %d\n",glist_getcanvas(glist),x,
x->x_obj.te_xpos,x->x_obj.te_ypos + x->x_height - (int)x->x_pos2 + x->x_offset,
x->x_obj.te_xpos + x->x_width,x->x_obj.te_ypos + x->x_height - (int)x->x_pos2 + x->x_offset);
}
else {
sys_vgui(".x%x.c coords %xP \
%d %d %d %d\n",glist_getcanvas(glist),x,
x->x_obj.te_xpos +(int)x->x_pos - x->x_offset ,x->x_obj.te_ypos,
x->x_obj.te_xpos +(int)x->x_pos - x->x_offset ,x->x_obj.te_ypos + x->x_height);
sys_vgui(".x%x.c coords %xP2 \
%d %d %d %d\n",glist_getcanvas(glist),x,
x->x_obj.te_xpos +(int)x->x_pos2 - x->x_offset ,x->x_obj.te_ypos,
x->x_obj.te_xpos +(int)x->x_pos2 - x->x_offset ,x->x_obj.te_ypos + x->x_height);
}
}
}
static void slider_drawme(t_slider *x, t_glist *glist, int firsttime)
{
if (firsttime) {
sys_vgui(".x%x.c create rectangle \
%d %d %d %d -tags %xS "BACKGROUND"\n",
glist_getcanvas(glist),
x->x_obj.te_xpos, x->x_obj.te_ypos,
x->x_obj.te_xpos + x->x_width, x->x_obj.te_ypos + x->x_height,
x);
if (!x->x_horizontal) {
sys_vgui(".x%x.c create line \
%d %d %d %d -width 3 -tags %xP\n",glist_getcanvas(glist),
x->x_obj.te_xpos,x->x_obj.te_ypos + x->x_height - (int)x->x_pos + x->x_offset,
x->x_obj.te_xpos + x->x_width,
x->x_obj.te_ypos + x->x_height - (int)x->x_pos + x->x_offset,x);
sys_vgui(".x%x.c create line \
%d %d %d %d -width 3 -tags %xP2\n",glist_getcanvas(glist),
x->x_obj.te_xpos,x->x_obj.te_ypos + x->x_height - (int)x->x_pos2 + x->x_offset,
x->x_obj.te_xpos + x->x_width,
x->x_obj.te_ypos + x->x_height - (int)x->x_pos2 + x->x_offset,x);
}
else {
sys_vgui(".x%x.c create line \
%d %d %d %d -width 3 -tags %xP\n",glist_getcanvas(glist),
x->x_obj.te_xpos + (int)x->x_pos + x->x_offset ,x->x_obj.te_ypos,
x->x_obj.te_xpos + (int)x->x_pos + x->x_offset,
x->x_obj.te_ypos + x->x_height,x );
sys_vgui(".x%x.c create line \
%d %d %d %d -width 3 -tags %xP2\n",glist_getcanvas(glist),
x->x_obj.te_xpos + (int)x->x_pos2 + x->x_offset ,x->x_obj.te_ypos,
x->x_obj.te_xpos + (int)x->x_pos2 + x->x_offset,
x->x_obj.te_ypos + x->x_height,x );
}
}
else {
sys_vgui(".x%x.c coords %xS \
%d %d %d %d\n",
glist_getcanvas(glist), x,
x->x_obj.te_xpos, x->x_obj.te_ypos,
x->x_obj.te_xpos + x->x_width, x->x_obj.te_ypos + x->x_height);
slider_update(x, glist);
}
draw_inlets(x, glist, firsttime, 1,1);
}
static void slider_erase(t_slider* x,t_glist* glist)
{
int n;
sys_vgui(".x%x.c delete %xS\n",
glist_getcanvas(glist), x);
sys_vgui(".x%x.c delete %xP\n",
glist_getcanvas(glist), x);
sys_vgui(".x%x.c delete %xP2\n",
glist_getcanvas(glist), x);
n = x->x_num;
while (n--) {
sys_vgui(".x%x.c delete %xi%d\n",glist_getcanvas(glist),x,n);
sys_vgui(".x%x.c delete %xo%d\n",glist_getcanvas(glist),x,n);
}
}
/* ------------------------ slider widgetbehaviour----------------------------- */
static void slider_getrect(t_gobj *z, t_glist *owner,
int *xp1, int *yp1, int *xp2, int *yp2)
{
int width, height;
t_slider* s = (t_slider*)z;
width = s->x_width;
height = s->x_height;
*xp1 = s->x_obj.te_xpos;
*yp1 = s->x_obj.te_ypos;
*xp2 = s->x_obj.te_xpos + width;
*yp2 = s->x_obj.te_ypos + height;
}
static void slider_displace(t_gobj *z, t_glist *glist,
int dx, int dy)
{
t_slider *x = (t_slider *)z;
x->x_obj.te_xpos += dx;
x->x_obj.te_ypos += dy;
slider_drawme(x, glist, 0);
canvas_fixlinesfor(glist_getcanvas(glist),(t_text*) x);
}
static void slider_select(t_gobj *z, t_glist *glist, int state)
{
t_slider *x = (t_slider *)z;
sys_vgui(".x%x.c itemconfigure %xS -fill %s\n", glist,
x, (state? "blue" : BACKGROUNDCOLOR));
}
static void slider_activate(t_gobj *z, t_glist *glist, int state)
{
/* t_text *x = (t_text *)z;
t_rtext *y = glist_findrtext(glist, x);
if (z->g_pd != gatom_class) rtext_activate(y, state);*/
}
static void slider_delete(t_gobj *z, t_glist *glist)
{
t_text *x = (t_text *)z;
canvas_deletelinesfor(glist_getcanvas(glist), x);
}
static void slider_vis(t_gobj *z, t_glist *glist, int vis)
{
t_slider* s = (t_slider*)z;
if (vis)
slider_drawme(s, glist, 1);
else
slider_erase(s,glist);
}
/* can we use the normal text save function ?? */
static void slider_save(t_gobj *z, t_binbuf *b)
{
t_slider *x = (t_slider *)z;
t_symbol* sname;
int maxlen,maxwidth;
/* if (!x->x_horizontal) {*/
sname = gensym("slider");
maxlen = x->x_height + x->x_offset;
maxwidth = x->x_width;
/* }*/
/* forget hsliders ...
else {
sname = gensym("hslider");
maxlen = x->x_width + x->x_offset;
maxwidth = x->x_height;
}
*/
binbuf_addv(b, "ssiisiiii", gensym("#X"),gensym("obj"),
(t_int)x->x_obj.te_xpos, (t_int)x->x_obj.te_ypos, sname,maxlen,
x->x_offset,maxwidth,x->x_num,x->x_horizontal);
/* binbuf_addbinbuf(b, x->te_binbuf); */
binbuf_addv(b, ";");
}
t_widgetbehavior slider_widgetbehavior;
static void slider_motion(t_slider *x, t_floatarg dx, t_floatarg dy)
{
int max;
if (!x->x_horizontal) {
x->x_mpos -= dy;
max = (x->x_offset + x->x_height);
}
else {
x->x_mpos += dx;
max = (x->x_offset + x->x_width);
}
if (x->x_mpos < x->x_offset)
x->x_pos = x->x_offset;
else if (x->x_mpos > (max))
x->x_pos = (max);
else
x->x_pos = x->x_mpos;
slider_update(x, x->x_glist);
outlet_float(x->x_obj.ob_outlet, x->x_pos);
}
static void slider_click(t_slider *x,
t_floatarg xpos, t_floatarg ypos, t_floatarg shift, t_floatarg ctrl,
t_floatarg alt)
{
if (!x->x_horizontal)
x->x_mpos = x->x_pos = x->x_obj.te_ypos + x->x_height + x->x_offset - ypos;
else
x->x_mpos = x->x_pos = xpos - x->x_obj.te_xpos + x->x_offset;
slider_update(x, x->x_glist);
outlet_float(x->x_obj.ob_outlet, x->x_pos);
#if (PD_VERSION_MINOR > 31)
glist_grab(x->x_glist, &x->x_obj.te_g, slider_motion, 0,xpos, ypos);
#else
glist_grab(x->x_glist, &x->x_obj.te_g, xpos, ypos);
#endif
}
#if (PD_VERSION_MINOR > 31)
static int slider_newclick(t_gobj *z, struct _glist *glist,
int xpix, int ypix, int shift, int alt, int dbl, int doit)
{
t_slider* x = (t_slider *)z;
if (doit)
slider_click( x, (t_floatarg)xpix, (t_floatarg)ypix,
(t_floatarg)shift, 0, (t_floatarg)alt);
return (1);
}
#endif
static void slider_setwidget()
{
slider_widgetbehavior.w_getrectfn = slider_getrect;
slider_widgetbehavior.w_displacefn = slider_displace;
slider_widgetbehavior.w_selectfn = slider_select;
slider_widgetbehavior.w_activatefn = slider_activate;
slider_widgetbehavior.w_deletefn = slider_delete;
slider_widgetbehavior.w_visfn = slider_vis;
#if (PD_VERSION_MINOR > 31)
slider_widgetbehavior.w_clickfn = slider_newclick;
slider_widgetbehavior.w_propertiesfn = NULL;
#endif
slider_widgetbehavior.w_savefn = slider_save;
}
static void slider_float(t_slider *x,t_floatarg f)
{
if (!x->x_horizontal) {
if (f >= x->x_offset && f <= (x->x_offset + x->x_height))
x->x_pos = (int)f;
}
else
if (f >= x->x_offset && f <= (x->x_offset + x->x_width))
x->x_pos = (int)f;
slider_update(x, x->x_glist);
outlet_float(x->x_obj.ob_outlet, x->x_pos);
}
static void slider_mark(t_slider *x,t_floatarg val)
{
if (!x->x_horizontal) {
if (val >= x->x_offset && val <= (x->x_offset + x->x_height))
x->x_pos2 = (int)val;
}
else
if (val >= x->x_offset && val <= (x->x_offset + x->x_width))
x->x_pos2 = (int)val;
slider_update(x, x->x_glist);
}
static void slider_type(t_slider *x,t_floatarg val)
{
x->x_horizontal=val;
slider_vis((struct _gobj*)x,x->x_glist,0);
slider_vis((struct _gobj*)x,x->x_glist,1);
}
static void slider_list(t_slider *x,t_symbol* s,t_int argc, t_atom* argv)
{
t_float num;
t_float val;
if (argc != 2) return;
num = atom_getfloat(argv++);
val = atom_getfloat(argv);
if (!x->x_horizontal) {
if (val >= x->x_offset && val <= (x->x_offset + x->x_height))
if (num)
x->x_pos2 = (int)val;
else
x->x_pos = (int)val;
}
else
if (val >= x->x_offset && val <= (x->x_offset + x->x_width))
if (num)
x->x_pos2 = (int)val;
else
x->x_pos = (int)val;
slider_update(x, x->x_glist);
outlet_float(x->x_obj.ob_outlet, x->x_pos);
}
static void slider_bang(t_slider *x)
{
outlet_float(x->x_obj.ob_outlet, x->x_pos);
}
static void slider_set(t_slider *x,t_floatarg f)
{
if (!x->x_horizontal) {
if (f >= x->x_offset && f <= (x->x_offset + x->x_height))
x->x_pos = (int)f;
}
else{
if (f >= x->x_offset && f <= (x->x_offset + x->x_width))
x->x_pos = (int)f;
}
slider_update(x, x->x_glist);
}
#endif
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