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#include <m_pd.h>
#include "g_canvas.h"
#ifdef NT
#pragma warning( disable : 4244 )
#pragma warning( disable : 4305 )
#endif
/* ------------------------ image ----------------------------- */
static t_class *image_class;
typedef struct _image
{
t_object x_obj;
t_glist * x_glist;
int x_width;
int x_height;
t_symbol* x_fname;
} t_image;
/* widget helper functions */
void image_drawme(t_image *x, t_glist *glist, int firsttime)
{
if (firsttime) {
char fname[MAXPDSTRING];
canvas_makefilename(glist_getcanvas(x->x_glist), x->x_fname->s_name,
fname, MAXPDSTRING);
sys_vgui("image create photo img%x -file %s\n",x,fname);
sys_vgui(".x%x.c create image %d %d -image img%x -tags %xS\n",
glist_getcanvas(glist),text_xpix(&x->x_obj, glist), text_ypix(&x->x_obj, glist),x,x);
/* TODO callback from gui
sys_vgui("image_size logo");
*/
}
else {
sys_vgui(".x%x.c coords %xS \
%d %d\n",
glist_getcanvas(glist), x,
text_xpix(&x->x_obj, glist), text_ypix(&x->x_obj, glist));
}
}
void image_erase(t_image* x,t_glist* glist)
{
int n;
sys_vgui(".x%x.c delete %xS\n",
glist_getcanvas(glist), x);
}
/* ------------------------ image widgetbehaviour----------------------------- */
static void image_getrect(t_gobj *z, t_glist *glist,
int *xp1, int *yp1, int *xp2, int *yp2)
{
int width, height;
t_image* x = (t_image*)z;
width = x->x_width;
height = x->x_height;
*xp1 = text_xpix(&x->x_obj, glist);
*yp1 = text_ypix(&x->x_obj, glist);
*xp2 = text_xpix(&x->x_obj, glist) + width;
*yp2 = text_ypix(&x->x_obj, glist) + height;
}
static void image_displace(t_gobj *z, t_glist *glist,
int dx, int dy)
{
t_image *x = (t_image *)z;
x->x_obj.te_xpix += dx;
x->x_obj.te_ypix += dy;
sys_vgui(".x%x.c coords %xSEL %d %d %d %d\n",
glist_getcanvas(glist), x,
text_xpix(&x->x_obj, glist), text_ypix(&x->x_obj, glist),
text_xpix(&x->x_obj, glist) + x->x_width, text_ypix(&x->x_obj, glist) + x->x_height);
image_drawme(x, glist, 0);
canvas_fixlinesfor(glist_getcanvas(glist),(t_text*) x);
}
static void image_select(t_gobj *z, t_glist *glist, int state)
{
t_image *x = (t_image *)z;
if (state) {
sys_vgui(".x%x.c create rectangle \
%d %d %d %d -tags %xSEL -outline blue\n",
glist_getcanvas(glist),
text_xpix(&x->x_obj, glist), text_ypix(&x->x_obj, glist),
text_xpix(&x->x_obj, glist) + x->x_width, text_ypix(&x->x_obj, glist) + x->x_height,
x);
}
else {
sys_vgui(".x%x.c delete %xSEL\n",
glist_getcanvas(glist), x);
}
}
static void image_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 image_delete(t_gobj *z, t_glist *glist)
{
t_text *x = (t_text *)z;
canvas_deletelinesfor(glist_getcanvas(glist), x);
}
static void image_vis(t_gobj *z, t_glist *glist, int vis)
{
t_image* s = (t_image*)z;
if (vis)
image_drawme(s, glist, 1);
else
image_erase(s,glist);
}
/* can we use the normal text save function ?? */
static void image_save(t_gobj *z, t_binbuf *b)
{
t_image *x = (t_image *)z;
binbuf_addv(b, "ssiiss", gensym("#X"),gensym("obj"),
x->x_obj.te_xpix, x->x_obj.te_ypix,
gensym("image"),x->x_fname);
binbuf_addv(b, ";");
}
t_widgetbehavior image_widgetbehavior;
void image_size(t_image* x,t_floatarg w,t_floatarg h) {
x->x_width = w;
x->x_height = h;
}
void image_color(t_image* x,t_symbol* col)
{
/* outlet_bang(x->x_obj.ob_outlet); only bang if there was a bang ..
so color black does the same as bang, but doesn't forward the bang
*/
}
static void image_setwidget(void)
{
image_widgetbehavior.w_getrectfn = image_getrect;
image_widgetbehavior.w_displacefn = image_displace;
image_widgetbehavior.w_selectfn = image_select;
image_widgetbehavior.w_activatefn = image_activate;
image_widgetbehavior.w_deletefn = image_delete;
image_widgetbehavior.w_visfn = image_vis;
#if (PD_VERSION_MINOR > 31)
image_widgetbehavior.w_clickfn = NULL;
image_widgetbehavior.w_propertiesfn = NULL;
#endif
#if PD_MINOR_VERSION < 37
image_widgetbehavior.w_savefn = image_save;
#endif
}
static void *image_new(t_symbol* fname)
{
t_image *x = (t_image *)pd_new(image_class);
x->x_glist = (t_glist*) canvas_getcurrent();
x->x_width = 15;
x->x_height = 15;
x->x_fname = fname;
outlet_new(&x->x_obj, &s_float);
return (x);
}
void image_setup(void)
{
image_class = class_new(gensym("image"), (t_newmethod)image_new, 0,
sizeof(t_image),0, A_DEFSYM,0);
/*
class_addmethod(image_class, (t_method)image_size, gensym("size"),
A_FLOAT, A_FLOAT, 0);
class_addmethod(image_class, (t_method)image_color, gensym("color"),
A_SYMBOL, 0);
*/
/*
class_addmethod(image_class, (t_method)image_open, gensym("open"),
A_SYMBOL, 0);
*/
image_setwidget();
class_setwidget(image_class,&image_widgetbehavior);
#if PD_MINOR_VERSION >= 37
class_setsavefn(image_class,&image_save);
#endif
}
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