static void
Delete(void *p)
{
VG_Text *vt = p;
if (VG_DelRef(vt, vt->p1) == 0)
VG_Delete(vt->p1);
if (VG_DelRef(vt, vt->p2) == 0)
VG_Delete(vt->p2);
}
static void
Delete(void *p)
{
VG_Circle *vc = p;
if (VG_DelRef(vc, vc->p) == 0)
VG_Delete(vc->p);
}
static int
MouseButtonDown(void *p, VG_Vector vPos, int button)
{
VG_TextTool *t = p;
VG_View *vv = VGTOOL(t)->vgv;
VG *vg = vv->vg;
VG_Point *p1, *p2;
switch (button) {
case AG_MOUSE_LEFT:
if (t->vtIns == NULL) {
if (!(p1 = VG_NearestPoint(vv, vPos, NULL))) {
p1 = VG_PointNew(vg->root, vPos);
}
p2 = VG_PointNew(vg->root, vPos);
t->vtIns = VG_TextNew(vg->root, p1, p2);
VG_TextString(t->vtIns, t->text);
if (VGTOOL(t)->p != NULL)
VG_TextSubstObject(t->vtIns, VGTOOL(t)->p);
} else {
if ((p2 = VG_NearestPoint(vv, vPos,
t->vtIns->p2))) {
VG_DelRef(t->vtIns, t->vtIns->p2);
VG_Delete(t->vtIns->p2);
t->vtIns->p2 = p2;
VG_AddRef(t->vtIns, p2);
} else {
VG_SetPosition(t->vtIns->p2, vPos);
}
t->vtIns = NULL;
}
return (1);
case AG_MOUSE_RIGHT:
if (t->vtIns != NULL) {
VG_Delete(t->vtIns);
t->vtIns = NULL;
}
return (1);
default:
return (0);
}
}
