Added imagebang to tof/test

svn path=/trunk/externals/tof/; revision=12842

1 files changed, 382 insertions, 0 deletions

diff --git a/test/imagebang.c b/test/imagebang.c
new file mode 100644
index 0000000..b140cfe
--- /dev/null
+++ b/test/imagebang.c
@@ -0,0 +1,382 @@
+#include <m_pd.h>
+#include <g_canvas.h>
+#include <unistd.h>
+#include <string.h>
+#include <stdio.h>
+
+#ifdef _MSC_VER
+#pragma warning( disable : 4244 )
+#pragma warning( disable : 4305 )
+#endif
+
+/* Append " x " to the following line to show debugging messages */
+#define DEBUG(x)
+
+
+
+/* ------------------------ imagebang ----------------------------- */
+
+static t_class *imagebang_class;
+t_widgetbehavior imagebang_widgetbehavior;
+
+
+typedef struct _imagebang
+{
+     t_object x_obj;
+     t_glist * glist;
+     int width;
+     int height;
+     t_symbol*  image_a;
+     t_symbol*  image_b;
+     t_symbol* receive;
+     t_symbol* send;
+     t_clock* clock_flash;
+     t_clock* clock_brk;
+     int 		flashing;
+	 t_outlet* outlet;
+} t_imagebang;
+
+
+static void imagebang_bang(t_imagebang *x)
+{
+	
+	t_glist* glist = glist_getcanvas(x->glist);
+    if(x->flashing) {
+		sys_vgui(".x%x.c itemconfigure %ximage -image %x_imagebang \n", glist, x,x->image_a);
+        clock_delay(x->clock_brk, 50);
+        //x->flashed = 1;
+    } else  {
+		sys_vgui(".x%x.c itemconfigure %ximage -image %x_imagebang \n", glist, x,x->image_b);
+        x->flashing = 1;
+        
+    }
+    clock_delay(x->clock_flash, 250);
+    
+       
+    outlet_bang(x->outlet);
+    
+    if(x->send && x->send->s_thing ) pd_bang(x->send->s_thing);
+    
+}
+
+static void imagebang_flash_timeout(t_imagebang *x)
+{
+	t_glist* glist = glist_getcanvas(x->glist);
+    x->flashing = 0;
+    sys_vgui(".x%x.c itemconfigure %ximage -image %x_imagebang \n", glist, x,x->image_a);
+    
+}
+
+static void imagebang_brk_timeout(t_imagebang *x)
+{
+	t_glist* glist = glist_getcanvas(x->glist);
+    x->flashing = 1;
+    sys_vgui(".x%x.c itemconfigure %ximage -image %x_imagebang \n", glist, x,x->image_b);
+    
+}
+
+
+/* widget helper functions */
+
+static const char* imagebang_get_filename(t_imagebang *x,char *file) {
+	static char fname[MAXPDSTRING];
+	char *bufptr;
+	int fd;
+	
+	fd=open_via_path(canvas_getdir(glist_getcanvas(x->glist))->s_name, 
+	    file, "",fname, &bufptr, MAXPDSTRING, 1);
+	if(fd>0){
+	  	fname[strlen(fname)]='/';
+	  	DEBUG(post("image file: %s",fname);)
+	  	close(fd);
+	  	return fname;
+	} else {
+		return 0;
+	}
+}
+
+static int imagebang_click(t_imagebang *x, struct _glist *glist,
+    int xpos, int ypos, int shift, int alt, int dbl, int doit) {
+		//DEBUG(post("x:%i y:%i dbl:%i doit:%i",xpos,ypos,dbl,doit);)
+		if ( doit) imagebang_bang(x) ;
+		
+		return (1);
+	}
+
+
+
+
+static void imagebang_drawme(t_imagebang *x, t_glist *glist, int firsttime) {
+     if (firsttime) {	
+		 
+		 DEBUG(post("Rendering: \n   %x_imagebang:%s \n   %x_imagebang:%s",x->image_a,x->image_a->s_name,x->image_b,x->image_b->s_name);)
+		 
+		sys_vgui(".x%x.c create image %d %d -anchor nw -image %x_imagebang -disabledimage %x_imagebang -tags %ximage\n", 
+			glist_getcanvas(glist),
+			text_xpix(&x->x_obj, glist), text_ypix(&x->x_obj, glist),x->image_a,x->image_b,x);
+	  
+	  
+	   sys_vgui("pd [concat %s _imagesize [image width %x_imagebang] [image height %x_imagebang] \\;]\n",x->receive->s_name,x->image_a,x->image_a);
+	   
+	   
+     } else {
+	  sys_vgui(".x%x.c coords %ximage %d %d\n",
+		   glist_getcanvas(glist), x,
+		   text_xpix(&x->x_obj, glist), text_ypix(&x->x_obj, glist));
+     }
+
+}
+
+
+void imagebang_erase(t_imagebang* x,t_glist* glist)
+{
+     int n;
+     sys_vgui(".x%x.c delete %ximage\n",
+	      glist_getcanvas(glist), x);
+
+}
+	
+
+
+/* ------------------------ image widgetbehaviour----------------------------- */
+
+
+static void imagebang_getrect(t_gobj *z, t_glist *glist,
+    int *xp1, int *yp1, int *xp2, int *yp2)
+{
+    int width, height;
+    t_imagebang* x = (t_imagebang*)z;
+
+
+    width = x->width;
+    height = 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 imagebang_displace(t_gobj *z, t_glist *glist,
+    int dx, int dy)
+{
+    t_imagebang *x = (t_imagebang *)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->width, text_ypix(&x->x_obj, glist) + x->height);
+
+    imagebang_drawme(x, glist, 0);
+    canvas_fixlinesfor(glist_getcanvas(glist),(t_text*) x);
+}
+
+static void imagebang_select(t_gobj *z, t_glist *glist, int state)
+{
+     t_imagebang *x = (t_imagebang *)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->width, text_ypix(&x->x_obj, glist) + x->height,
+		   x);
+     }
+     else {
+	  sys_vgui(".x%x.c delete %xSEL\n",
+		   glist_getcanvas(glist), x);
+     }
+
+
+
+}
+
+
+static void imagebang_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 imagebang_delete(t_gobj *z, t_glist *glist)
+{
+    t_text *x = (t_text *)z;
+    //canvas_deletelinesfor(glist_getcanvas(glist), x);
+    canvas_deletelinesfor(glist, x);
+}
+
+       
+static void imagebang_vis(t_gobj *z, t_glist *glist, int vis)
+{
+    t_imagebang* s = (t_imagebang*)z;
+    if (vis)
+	 imagebang_drawme(s, glist, 1);
+    else
+	 imagebang_erase(s,glist);
+}
+
+
+
+
+static void imagebang_size(t_imagebang* x,t_floatarg w,t_floatarg h) {
+     x->width = w;
+     x->height = h;
+}
+
+
+
+	
+static void imagebang_imagesize_callback(t_imagebang *x, t_float w, t_float h) {
+	DEBUG(post("received w %f h %f",w,h);)
+	x->width = w;
+	x->height = h;
+	canvas_fixlinesfor(glist_getcanvas(x->glist),(t_text*) x);
+}
+	
+	
+static void imagebang_free(t_imagebang *x) {
+	
+	// check first if variable has been unset and image is unused
+    // then delete image and unset variable
+     DEBUG(sys_vgui("pd [concat DEBUG b in use [image inuse %x_imagebang] \\;]\n",x->image_b);)
+     DEBUG(sys_vgui("pd [concat DEBUG a in use [image inuse %x_imagebang] \\;]\n",x->image_a);)
+    
+    sys_vgui("if { [info exists %x_imagebang] == 1 && [image inuse %x_imagebang] == 0} { image delete %x_imagebang \n unset %x_imagebang\n} \n",x->image_b,x->image_b,x->image_b,x->image_b);
+    sys_vgui("if { [info exists %x_imagebang] == 1 && [image inuse %x_imagebang] == 0} { image delete %x_imagebang \n unset %x_imagebang\n} \n",x->image_a,x->image_a,x->image_a,x->image_a);
+    
+    DEBUG(sys_vgui("pd [concat DEBUG b exists [info exists %x_imagebang] \\;]\n",x->image_b);)
+     DEBUG(sys_vgui("pd [concat DEBUG a exists [info exists %x_imagebang] \\;]\n",x->image_a);)
+    
+    if (x->receive) {
+		pd_unbind(&x->x_obj.ob_pd,x->receive);
+	}
+	clock_free(x->clock_flash);
+	clock_free(x->clock_brk);
+    
+}
+	
+	
+static void *imagebang_new(t_symbol *s, int argc, t_atom *argv)
+{
+    t_imagebang *x = (t_imagebang *)pd_new(imagebang_class);
+
+    x->glist = (t_glist*) canvas_getcurrent();
+    
+    // Set up a callback to get the size
+    x->width = 10;
+    x->height = 10;
+	
+	x->flashing = 0;
+	
+	x->image_a = NULL;
+	x->image_b = NULL;
+	
+	t_symbol* image_a = NULL;
+	t_symbol* image_b = NULL;
+	
+	const char *fname;
+	
+	// CREATE IMAGES
+	// images are only created if they have not been created yet
+	// we use the symbol pointer to distinguish between image files
+	
+	
+	if ( argc && (argv)->a_type == A_SYMBOL ) {
+		image_a= atom_getsymbol(argv);
+		fname = imagebang_get_filename(x,image_a->s_name); // Get image file path
+		if (fname) {
+			x->image_a = gensym(fname);
+			//sys_vgui("set %x_a \"%s\" \n",x,fname);
+			// Create the image only if the class has not already loaded the same image (with the same symbolic path name)
+			sys_vgui("if { [info exists %x_imagebang] == 0 } { image create photo %x_imagebang -file \"%s\"\n set %x_imagebang 1\n} \n",x->image_a,x->image_a,fname,x->image_a); 
+		    //sys_vgui("pd [concat test %x_imagebang \\;]\n",x->image_a);
+		} else {
+			post("Oups... [imagebang] could not find \"%s\"",image_a->s_name);
+		}
+	}
+    
+    
+    
+    if ( argc > 1 && (argv+1)->a_type == A_SYMBOL ) {
+		image_b= atom_getsymbol(argv+1);
+		fname = imagebang_get_filename(x,image_b->s_name); // Get image file path
+		if (fname) {
+			x->image_b = gensym(fname);
+			//sys_vgui("set %x_b \"%s\" \n",x,fname);
+			sys_vgui("if { [info exists %x_imagebang] == 0} { image create photo %x_imagebang -file \"%s\"\n set %x_imagebang 1\n} \n",x->image_b,x->image_b,fname,x->image_b);
+			//sys_vgui("pd [concat test %x_imagebang \\;]\n",x->image_b);
+		} else {
+			post("Oups... [imagebang] could not find \"%s\"",image_b->s_name);
+		}
+	}
+	
+	// Stop if no images	
+	if (x->image_a == NULL || x->image_b == NULL) {
+		post("Could not create [imagebang]... either no gif images defined or found!");
+		return NULL;
+	}
+	
+	x->send = NULL;
+	if ( argc > 2 && (argv+2)->a_type == A_SYMBOL ) {
+		x->send = atom_getsymbol(argv+2);
+	}
+	
+	if ( argc > 3 && (argv+3)->a_type == A_SYMBOL ) {
+		x->receive = atom_getsymbol(argv+3);
+	} else {
+	   // Create default receiver if none set
+		char buf[MAXPDSTRING];
+		sprintf(buf, "#%lx", (long)x);
+		x->receive = gensym(buf);
+	}
+	
+    pd_bind(&x->x_obj.ob_pd, x->receive );
+    
+    x->clock_flash = clock_new(x, (t_method)imagebang_flash_timeout);
+    x->clock_brk = clock_new(x, (t_method)imagebang_brk_timeout);
+    
+    
+   x->outlet = outlet_new(&x->x_obj, &s_float);
+   
+
+   return (x);
+   
+}
+
+void imagebang_setup(void)
+{
+	
+	
+    imagebang_class = class_new(gensym("imagebang"), (t_newmethod)imagebang_new, (t_method)imagebang_free,
+				sizeof(t_imagebang),0, A_GIMME,0);
+
+    class_addmethod(imagebang_class, (t_method)imagebang_imagesize_callback,\
+                     gensym("_imagesize"), A_DEFFLOAT, A_DEFFLOAT, 0);
+
+    class_addbang(imagebang_class,(t_method)imagebang_bang);
+    
+    imagebang_widgetbehavior.w_getrectfn =     imagebang_getrect;
+    imagebang_widgetbehavior.w_displacefn =    imagebang_displace;
+    imagebang_widgetbehavior.w_selectfn =   imagebang_select;
+    imagebang_widgetbehavior.w_activatefn =   imagebang_activate;
+    imagebang_widgetbehavior.w_deletefn =   imagebang_delete;
+    imagebang_widgetbehavior.w_visfn =   imagebang_vis;
+
+    imagebang_widgetbehavior.w_clickfn = (t_clickfn)imagebang_click;
+    
+
+#if PD_MINOR_VERSION < 37
+	imagebang_widgetbehavior.w_propertiesfn = NULL; 
+    //imagebang_widgetbehavior.w_savefn =   imagebang_save;
+#endif
+
+    
+    class_setwidget(imagebang_class,&imagebang_widgetbehavior);
+#if PD_MINOR_VERSION >= 37
+   // class_setsavefn(imagebang_class,&imagebang_save);
+#endif
+
+}
+
+