graph UI improvements (global x slider), various fixes

This commit is contained in:
Stefan Frederik 2021-12-26 14:33:54 +01:00
parent 37575e9404
commit 30ce222b68
1 changed files with 120 additions and 42 deletions

View File

@ -160,6 +160,8 @@ void start_wire(double mx, double my)
/* process user input (arrow keys for now) when only graphs are selected */
#define W_X(x) (cx * (x) + dx)
#define W_Y(y) (cy * (y) + dy)
#define G_X(x) (((x) - dx) / cx)
#define G_Y(y) (((y) - dy) / dy)
static int waves_callback(int event, int mx, int my, KeySym key, int button, int aux, int state)
{
double wx1 = -2e-6;
@ -167,7 +169,7 @@ static int waves_callback(int event, int mx, int my, KeySym key, int button, int
double wx2 = 8e-6;
double wy2 = 4;
double x1, y1, x2, y2, marginx, marginy;
double cx, dx, cy;
double cx, dx, cy, dy;
int divx = 10;
int divy = 5;
const char *val;
@ -177,6 +179,8 @@ static int waves_callback(int event, int mx, int my, KeySym key, int button, int
int need_redraw = 0;
double delta_threshold = 0.25;
int dataset = 0;
int left = 0;
int bottom = 0;
#if HAS_CAIRO==1
cairo_save(xctx->cairo_ctx);
@ -185,39 +189,74 @@ static int waves_callback(int event, int mx, int my, KeySym key, int button, int
cairo_select_font_face(xctx->cairo_save_ctx, "Sans-Serif", CAIRO_FONT_SLANT_NORMAL, CAIRO_FONT_WEIGHT_NORMAL);
#endif
/* determine if mouse pointer is below xaxis or left of yaxis in some graph */
for(i=0; i<xctx->lastsel; i++) {
c = xctx->sel_array[i].col;
/* process only graph boxes */
if(xctx->sel_array[i].type == xRECT && c == 2) {
xRect *r;
n = xctx->sel_array[i].n;
r = &xctx->rect[c][n];
if(r->flags != 1) continue;
val = get_tok_value(r->prop_ptr,"x1",0);
if(val[0]) wx1 = atof(val);
val = get_tok_value(r->prop_ptr,"y1",0);
if(val[0]) wy1 = atof(val);
val = get_tok_value(r->prop_ptr,"x2",0);
if(val[0]) wx2 = atof(val);
val = get_tok_value(r->prop_ptr,"y2",0);
if(val[0]) wy2 = atof(val);
calc_graph_area(c, n, &x1, &y1, &x2, &y2, &marginx, &marginy);
cx = (x2 - x1) / (wx2 - wx1);
dx = x1 - wx1 * cx;
cy = (y1 - y2) / (wy2 - wy1);
dy = y2 - wy1 * cy;
if( POINTINSIDE(xctx->mousex, xctx->mousey, r->x1, r->y1, r->x2, r->y2)) {
if(xctx->mousex_snap < W_X(wx1)) {
left = 1;
}
if(xctx->mousey_snap > W_Y(wy1)) {
bottom = 1;
}
}
}
}
for(i=0; i<xctx->lastsel; i++) {
c = xctx->sel_array[i].col;
/* process only graph boxes */
if(xctx->sel_array[i].type == xRECT && c == 2) {
n = xctx->sel_array[i].n;
if(xctx->rect[c][n].flags != 1) continue;
val = get_tok_value(xctx->rect[c][n].prop_ptr,"divx",0);
if(val[0]) divx = atoi(val);
val = get_tok_value(xctx->rect[c][n].prop_ptr,"divy",0);
if(val[0]) divy = atoi(val);
val = get_tok_value(xctx->rect[c][n].prop_ptr,"y1",0);
if(val[0]) wy1 = atof(val);
val = get_tok_value(xctx->rect[c][n].prop_ptr,"y2",0);
if(val[0]) wy2 = atof(val);
val = get_tok_value(xctx->rect[c][n].prop_ptr,"dataset",0);
if(val[0]) dataset = atoi(val);
if(dataset >= xctx->datasets) dataset = xctx->datasets - 1;
/* lock x-axis to first selected when moving multiple graphs */
if(i == 0) {
val = get_tok_value(xctx->rect[c][n].prop_ptr,"divx",0);
if(val[0]) divx = atoi(val);
val = get_tok_value(xctx->rect[c][n].prop_ptr,"divy",0);
if(val[0]) divy = atoi(val);
val = get_tok_value(xctx->rect[c][n].prop_ptr,"x1",0);
if(val[0]) wx1 = atof(val);
val = get_tok_value(xctx->rect[c][n].prop_ptr,"y1",0);
if(val[0]) wy1 = atof(val);
val = get_tok_value(xctx->rect[c][n].prop_ptr,"x2",0);
if(val[0]) wx2 = atof(val);
val = get_tok_value(xctx->rect[c][n].prop_ptr,"y2",0);
if(val[0]) wy2 = atof(val);
val = get_tok_value(xctx->rect[c][n].prop_ptr,"dataset",0);
if(val[0]) dataset = atoi(val);
if(dataset >= xctx->datasets) dataset = xctx->datasets - 1;
calc_graph_area(c, n, &x1, &y1, &x2, &y2, &marginx, &marginy);
/* cache coefficients for faster graph coord transformations */
cx = (x2 - x1) / (wx2 - wx1);
dx = x1 - wx1 * cx;
cy = (y1 - y2) / (wy2 - wy1);
dbg(1, "%g %g %g %g - %d %d\n", wx1, wy1, wx2, wy2, divx, divy);
}
if(event == MotionNotify && (state & (Button2Mask | Button1Mask))) {
calc_graph_area(c, n, &x1, &y1, &x2, &y2, &marginx, &marginy);
/* cache coefficients for faster graph coord transformations */
cx = (x2 - x1) / (wx2 - wx1);
dx = x1 - wx1 * cx;
cy = (y1 - y2) / (wy2 - wy1);
dy = y2 - wy1 * cy;
dbg(1, "%g %g %g %g - %d %d\n", wx1, wy1, wx2, wy2, divx, divy);
if(event == MotionNotify && (state & (Button2Mask | Button1Mask) && !(state & ShiftMask) )) {
double delta;
if(xctx->mousex_snap < W_X(wx1)) {
if(left) {
delta = (wy2 - wy1) / divy;
delta_threshold = 0.10;
if(fabs(xctx->my_double_save - xctx->mousey_snap) > fabs(cy * delta) * delta_threshold) {
@ -254,7 +293,7 @@ static int waves_callback(int event, int mx, int my, KeySym key, int button, int
}
else if((button == Button5 && state == 0)) {
double delta;
if(xctx->mousex_snap < W_X(wx1)) {
if(left) {
delta = (wy2 - wy1) / divy;
delta_threshold = 1.0;
yy1 = wy1 + delta * delta_threshold;
@ -278,7 +317,7 @@ static int waves_callback(int event, int mx, int my, KeySym key, int button, int
else if(key == XK_Left) {
double delta;
if(xctx->mousex_snap < W_X(wx1)) {
if(left) {
delta = (wy2 - wy1);
yy2 = wy2 + delta * 0.1;
my_snprintf(s, S(s), "%g", yy2);
@ -299,7 +338,7 @@ static int waves_callback(int event, int mx, int my, KeySym key, int button, int
else if(button == Button4 && state == 0) {
double delta;
if(xctx->mousex_snap < W_X(wx1)) {
if(left) {
delta = (wy2 - wy1) / divy;
delta_threshold = 1.0;
yy1 = wy1 - delta * delta_threshold;
@ -323,7 +362,7 @@ static int waves_callback(int event, int mx, int my, KeySym key, int button, int
else if(key == XK_Right) {
double delta;
if(xctx->mousex_snap < W_X(wx1)) {
if(left) {
delta = (wy2 - wy1);
yy2 = wy2 - delta * 0.1;
my_snprintf(s, S(s), "%g", yy2);
@ -342,7 +381,7 @@ static int waves_callback(int event, int mx, int my, KeySym key, int button, int
}
else if(button == Button5 && state == ShiftMask) {
double delta;
if(xctx->mousex_snap < W_X(wx1)) {
if(left) {
delta = (wy2 - wy1);
yy2 = wy2 + delta * 0.1;
my_snprintf(s, S(s), "%g", yy2);
@ -358,7 +397,7 @@ static int waves_callback(int event, int mx, int my, KeySym key, int button, int
else if(key == XK_Down) {
double delta;
if(xctx->mousex_snap < W_X(wx1)) {
if(left) {
delta = (wy2 - wy1) / divy;
delta_threshold = 1.0;
yy1 = wy1 - delta * delta_threshold;
@ -377,7 +416,7 @@ static int waves_callback(int event, int mx, int my, KeySym key, int button, int
}
else if(button == Button4 && state == ShiftMask) {
double delta;
if(xctx->mousex_snap < W_X(wx1)) {
if(left) {
delta = (wy2 - wy1);
yy2 = wy2 - delta * 0.1;
my_snprintf(s, S(s), "%g", yy2);
@ -393,7 +432,7 @@ static int waves_callback(int event, int mx, int my, KeySym key, int button, int
else if(key == XK_Up) {
double delta;
if(xctx->mousex_snap < W_X(wx1)) {
if(left) {
delta = (wy2 - wy1) / divy;
delta_threshold = 1.0;
yy1 = wy1 + delta * delta_threshold;
@ -411,8 +450,8 @@ static int waves_callback(int event, int mx, int my, KeySym key, int button, int
need_redraw = 1;
}
else if(key == 'f') {
if(xctx->values) {
if(xctx->mousex_snap < W_X(wx1)) {
if(left) {
if(xctx->values) {
int i, j;
double v;
double min=0.0, max=0.0;
@ -439,26 +478,57 @@ static int waves_callback(int event, int mx, int my, KeySym key, int button, int
my_strdup(1422, &xctx->rect[c][n].prop_ptr, subst_token(xctx->rect[c][n].prop_ptr, "y1", s));
my_snprintf(s, S(s), "%g", max);
my_strdup(1423, &xctx->rect[c][n].prop_ptr, subst_token(xctx->rect[c][n].prop_ptr, "y2", s));
} else {
xx1 = 0; /* get_raw_value(dataset, 0, 0); */
xx2 = get_raw_value(dataset, 0, xctx->npoints[dataset] -1);
my_snprintf(s, S(s), "%g", xx1);
my_strdup(1409, &xctx->rect[c][n].prop_ptr, subst_token(xctx->rect[c][n].prop_ptr, "x1", s));
my_snprintf(s, S(s), "%g", xx2);
my_strdup(1412, &xctx->rect[c][n].prop_ptr, subst_token(xctx->rect[c][n].prop_ptr, "x2", s));
}
} else {
xx1 = 0; /* <<<< get_raw_value(dataset, 0, 0); */
xx2 = get_raw_value(dataset, 0, xctx->npoints[dataset] -1);
my_snprintf(s, S(s), "%g", xx1);
my_strdup(1409, &xctx->rect[c][n].prop_ptr, subst_token(xctx->rect[c][n].prop_ptr, "x1", s));
my_snprintf(s, S(s), "%g", xx2);
my_strdup(1412, &xctx->rect[c][n].prop_ptr, subst_token(xctx->rect[c][n].prop_ptr, "x2", s));
}
need_redraw = 1;
}
else if( ((state & ShiftMask) && event == ButtonPress && (button == Button1)) ||
((state & ShiftMask) && event == MotionNotify && (state & Button1Mask)) ) {
if(bottom) {
double wwx1, wwx2, p, delta, ccx, ddx;
delta = wx2 - wx1;
wwx1 = 0; /* <<<< */
wwx2 = get_raw_value(dataset, 0, xctx->npoints[dataset] - 1);
ccx = (x2 - x1) / (wwx2 - wwx1);
ddx = x1 - wwx1 * cx;
p = (xctx->mousex_snap - ddx) / ccx;
dbg(0, "p=%g\n", p);
xx1 = p - delta / 2.0;
xx2 = p + delta / 2.0;
my_snprintf(s, S(s), "%g", xx1);
my_strdup(1442, &xctx->rect[c][n].prop_ptr, subst_token(xctx->rect[c][n].prop_ptr, "x1", s));
my_snprintf(s, S(s), "%g", xx2);
my_strdup(1443, &xctx->rect[c][n].prop_ptr, subst_token(xctx->rect[c][n].prop_ptr, "x2", s));
need_redraw = 1;
}
}
else if(event == ButtonPress && (button == Button2 || button == Button1)) {
else if(!(state & ShiftMask) && event == ButtonPress &&
(button == Button2 || button == Button1 || button == Button3)) {
xctx->mx_double_save = xctx->mousex_snap;
xctx->my_double_save = xctx->mousey_snap;
}
else if(!(state & ShiftMask) && event == ButtonRelease && button == Button3) {
double tmp;
xx1 = G_X(xctx->mx_double_save);
xx2 = G_X(xctx->mousex_snap);
if(xx2 < xx1) { tmp = xx1; xx2 = xx1; xx1 = tmp; }
if(xx1 == xx2) xx2 += 1e-6;
my_snprintf(s, S(s), "%g", xx1);
my_strdup(1440, &xctx->rect[c][n].prop_ptr, subst_token(xctx->rect[c][n].prop_ptr, "x1", s));
my_snprintf(s, S(s), "%g", xx2);
my_strdup(1441, &xctx->rect[c][n].prop_ptr, subst_token(xctx->rect[c][n].prop_ptr, "x2", s));
need_redraw = 1;
}
}
if(need_redraw) draw_graph(c, n, 1); /* draw data in each graph box */
}
draw_selection(xctx->gc[SELLAYER], 0);
#if HAS_CAIRO==1
@ -1839,6 +1909,10 @@ int callback(const char *winpath, int event, int mx, int my, KeySym key,
}
break;
case ButtonPress: /* end operation */
if(waves_selected()) {
waves_callback(event, mx, my, key, button, aux, state);
break;
}
dbg(1, "callback(): ButtonPress ui_state=%ld state=%d\n",xctx->ui_state,state);
if(xctx->ui_state & STARTPAN2) {
xctx->ui_state &=~STARTPAN2;
@ -2229,6 +2303,10 @@ int callback(const char *winpath, int event, int mx, int my, KeySym key,
} /* button==Button1 */
break;
case ButtonRelease:
if(waves_selected()) {
waves_callback(event, mx, my, key, button, aux, state);
break;
}
if(xctx->ui_state & STARTPAN2) {
xctx->ui_state &=~STARTPAN2;
xctx->mx_save = mx; xctx->my_save = my;