procyberian/gimp
2
0
Fork 0
mirror of https://gitlab.gnome.org/GNOME/gimp.git synced 2025-07-03 01:13:24 +00:00
Code Issues 1 Projects 1 Releases Packages Wiki Activity Actions
gimp/plug-ins/FractalExplorer/Callbacks.h
Manish Singh a4e97e61f9 Lots o' changes for 0.99.17. See ChangeLog for details. 
-Yosh
1998-01-04 00:43:51 +00:00

362 lines
9.9 KiB
C
Raw Blame History

/**********************************************************************
FUNCTION: dialog_close_callback
*********************************************************************/
void
dialog_close_callback(GtkWidget * widget, gpointer data)
{
gtk_main_quit();
} /* dialog_close_callback */
/**********************************************************************
FUNCTION: dialog_save_callback
*********************************************************************/
void
dialog_save_callback(GtkWidget * widget, gpointer data)
{
create_file_selection();
} /* dialog_save_callback */
/**********************************************************************
FUNCTION: dialog_savelanguage_callback
*********************************************************************/
void
dialog_savelanguage_callback(GtkWidget * widget, gpointer data)
{
FILE * fp;
char * filname=NULL;
filname =g_malloc(100);
sprintf (filname, "%s%s", getenv("HOME"), "/.fractalexplorerrc");
lng=wvals.language;
fp = fopen (filname, "w");
if (fp) {
if (lng==0) fputs("FX-LANG:En\n",fp);
if (lng==1) fputs("FX-LANG:Fr\n",fp);
if (lng==2) fputs("FX-LANG:De\n",fp);
fclose(fp);
}
} /* dialog_savelanguage_callback */
/**********************************************************************
FUNCTION: load_button_press
*********************************************************************/
void
load_button_press(GtkWidget * widget,
gpointer data)
{
create_load_file_selection();
}
/**********************************************************************
FUNCTION: dialog_ok_callback
*********************************************************************/
void
dialog_ok_callback(GtkWidget * widget, gpointer data)
{
wint.run = TRUE;
gtk_widget_destroy(GTK_WIDGET(data));
} /* dialog_ok_callback */
/**********************************************************************
FUNCTION: dialog_reset_callback
*********************************************************************/
void
dialog_reset_callback(GtkWidget * widget, gpointer data)
{
wvals.xmin = standardvals.xmin;
wvals.xmax = standardvals.xmax;
wvals.ymin = standardvals.ymin;
wvals.ymax = standardvals.ymax;
wvals.iter = standardvals.iter;
wvals.cx = standardvals.cx;
wvals.cy = standardvals.cy;
dialog_change_scale();
set_cmap_preview();
dialog_update_preview();
}
/**********************************************************************
FUNCTION: dialog_redraw_callback
*********************************************************************/
void
dialog_redraw_callback(GtkWidget * widget, gpointer data)
{
int alwaysprev = wvals.alwayspreview;
wvals.alwayspreview = TRUE;
set_cmap_preview();
dialog_update_preview();
wvals.alwayspreview = alwaysprev;
}
/**********************************************************************
FUNCTION: dialog_cancel_callback
*********************************************************************/
void
dialog_cancel_callback(GtkWidget * widget, gpointer data)
{
gtk_widget_destroy(GTK_WIDGET(data));
} /* dialog_cancel_callback */
/**********************************************************************
FUNCTION: dialog_undo_zoom_callback
*********************************************************************/
void
dialog_undo_zoom_callback(GtkWidget * widget, gpointer data)
{
if (zoomindex > 1) {
zooms[zoomindex] = wvals;
zoomindex--;
wvals = zooms[zoomindex];
dialog_change_scale();
set_cmap_preview();
dialog_update_preview();
}
} /* dialog_undo_zoom_callback */
/**********************************************************************
FUNCTION: dialog_redo_zoom_callback
*********************************************************************/
void
dialog_redo_zoom_callback(GtkWidget * widget, gpointer data)
{
if (zoomindex < zoommax) {
zoomindex++;
wvals = zooms[zoomindex];
dialog_change_scale();
set_cmap_preview();
dialog_update_preview();
}
} /* dialog_redo_zoom_callback */
/**********************************************************************
FUNCTION: dialog_step_in_callback
*********************************************************************/
void
dialog_step_in_callback(GtkWidget * widget, gpointer data)
{
double xdifferenz;
double ydifferenz;
if (zoomindex < zoommax) {
zooms[zoomindex]=wvals;
zoomindex++;
}
xdifferenz=wvals.xmax-wvals.xmin;
ydifferenz=wvals.ymax-wvals.ymin;
wvals.xmin+=1.0/6.0*xdifferenz;
wvals.ymin+=1.0/6.0*ydifferenz;
wvals.xmax-=1.0/6.0*xdifferenz;
wvals.ymax-=1.0/6.0*ydifferenz;
zooms[zoomindex]=wvals;
dialog_change_scale();
set_cmap_preview();
dialog_update_preview();
} /* dialog_step_in_callback */
/**********************************************************************
FUNCTION: dialog_step_out_callback
*********************************************************************/
void
dialog_step_out_callback(GtkWidget * widget, gpointer data)
{
double xdifferenz;
double ydifferenz;
if (zoomindex < zoommax) {
zooms[zoomindex]=wvals;
zoomindex++;
}
xdifferenz=wvals.xmax-wvals.xmin;
ydifferenz=wvals.ymax-wvals.ymin;
wvals.xmin-=1.0/4.0*xdifferenz;
wvals.ymin-=1.0/4.0*ydifferenz;
wvals.xmax+=1.0/4.0*xdifferenz;
wvals.ymax+=1.0/4.0*ydifferenz;
zooms[zoomindex]=wvals;
dialog_change_scale();
set_cmap_preview();
dialog_update_preview();
} /* dialog_step_out_callback */
/**********************************************************************
FUNCTION: explorer_logo_ok_callback
*********************************************************************/
void
explorer_logo_ok_callback(GtkWidget * widget, gpointer data)
{
gtk_widget_set_sensitive(maindlg, TRUE);
gtk_widget_destroy(logodlg);
}
/**********************************************************************
FUNCTION: explorer_about_callback
*********************************************************************/
void
explorer_about_callback(GtkWidget * widget, gpointer data)
{
gtk_widget_set_sensitive(maindlg, FALSE);
explorer_logo_dialog();
}
/**********************************************************************
FUNCTION: explorer_toggle_update
*********************************************************************/
void
explorer_toggle_update(GtkWidget * widget,
gpointer data)
{
int *toggle_val;
toggle_val = (int *) data;
if (GTK_TOGGLE_BUTTON(widget)->active)
*toggle_val = TRUE;
else
*toggle_val = FALSE;
if (do_redsinus)
wvals.redmode = SINUS;
else if (do_redcosinus)
wvals.redmode = COSINUS;
else if (do_rednone)
wvals.redmode = NONE;
if (do_greensinus)
wvals.greenmode = SINUS;
else if (do_greencosinus)
wvals.greenmode = COSINUS;
else if (do_greennone)
wvals.greenmode = NONE;
if (do_bluesinus)
wvals.bluemode = SINUS;
else if (do_bluecosinus)
wvals.bluemode = COSINUS;
else if (do_bluenone)
wvals.bluemode = NONE;
if (do_colormode1)
wvals.colormode = 0;
else if (do_colormode2)
wvals.colormode = 1;
if (do_english)
wvals.language = 0;
else if (do_french)
wvals.language = 1;
else if (do_german)
wvals.language = 2;
if (do_type0)
wvals.fractaltype = 0;
else if (do_type1)
wvals.fractaltype = 1;
else if (do_type2)
wvals.fractaltype = 2;
else if (do_type3)
wvals.fractaltype = 3;
else if (do_type4)
wvals.fractaltype = 4;
else if (do_type5)
wvals.fractaltype = 5;
else if (do_type6)
wvals.fractaltype = 6;
else if (do_type7)
wvals.fractaltype = 7;
else if (do_type8)
wvals.fractaltype = 8;
set_cmap_preview();
dialog_update_preview();
}
/**********************************************************************
FUNCTION: dialog_scale_update
*********************************************************************/
void
dialog_scale_update(GtkAdjustment * adjustment, gdouble * value)
{
GtkWidget *entry;
char buf[256];
if (*value != adjustment->value) {
*value = adjustment->value;
entry = gtk_object_get_user_data(GTK_OBJECT(adjustment));
sprintf(buf, "%0.15f", *value);
gtk_signal_handler_block_by_data(GTK_OBJECT(entry), value);
gtk_entry_set_text(GTK_ENTRY(entry), buf);
gtk_signal_handler_unblock_by_data(GTK_OBJECT(entry), value);
dialog_update_preview();
}
} /* dialog_scale_update */
/**********************************************************************
FUNCTION: dialog_scale_int_update
*********************************************************************/
void
dialog_scale_int_update(GtkAdjustment * adjustment, gdouble * value)
{
GtkWidget *entry;
char buf[256];
if (*value != adjustment->value) {
*value = adjustment->value;
entry = gtk_object_get_user_data(GTK_OBJECT(adjustment));
sprintf(buf, "%i", (int) *value);
gtk_signal_handler_block_by_data(GTK_OBJECT(entry), value);
gtk_entry_set_text(GTK_ENTRY(entry), buf);
gtk_signal_handler_unblock_by_data(GTK_OBJECT(entry), value);
set_cmap_preview();
dialog_update_preview();
}
} /* dialog_scale_int_update */
/**********************************************************************
FUNCTION: dialog_entry_update
*********************************************************************/
void
dialog_entry_update(GtkWidget * widget, gdouble * value)
{
GtkAdjustment *adjustment;
gdouble new_value;
new_value = atof(gtk_entry_get_text(GTK_ENTRY(widget)));
if (*value != new_value) {
adjustment = gtk_object_get_user_data(GTK_OBJECT(widget));
if ((new_value >= adjustment->lower) &&
(new_value <= adjustment->upper)) {
*value = new_value;
adjustment->value = new_value;
gtk_signal_emit_by_name(GTK_OBJECT(adjustment), "value_changed");
dialog_update_preview();
}
}
} /* dialog_entry_update */
Reference in a new issue View git blame Copy permalink