Mercurial > cropper

comparison callbacks.c @ 3:6aaba3a61563

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
added ratio control code
author meillo@marmaro.de
date Wed, 05 Dec 2007 00:08:39 +0100
parents e359bea4c8ac
children 2f11ab3e6047
comparison
equal deleted inserted replaced
2:e359bea4c8ac 3:6aaba3a61563
4 #include "callbacks.h" 4 #include "callbacks.h"
5 #include "interface.h" 5 #include "interface.h"
6 #include "support.h" 6 #include "support.h"
7 7
8 8
9 void update_spin_button_ratio(GtkWidget* spinbutton) {
10 g_print("ratio change: %f\n", ratio);
11 /*gtk_spin_button_set_value((spinbutton), gtk_spin_button_get_value(spinbutton));*/
12 /*gtk_spin_button_update(spinbutton);*/
13 on_ratio_w_spinbutton_value_changed(spinbutton, NULL);
14 }
9 15
10 void on_ratio_none_activate (GtkMenuItem* menuitem, gpointer user_data) { 16 void on_ratio_none_activate (GtkMenuItem* menuitem, gpointer user_data) {
11 ratio = 0; 17 ratio = (double) 1;
18 update_spin_button_ratio(lookup_widget(cropper_window, "ratio_w_spinbutton"));
12 } 19 }
13 20
14 21
15 void on_ratio_square_activate (GtkMenuItem* menuitem, gpointer user_data) { 22 void on_ratio_square_activate (GtkMenuItem* menuitem, gpointer user_data) {
16 ratio = 1; 23 ratio = (double) 1;
24 update_spin_button_ratio(lookup_widget(cropper_window, "ratio_w_spinbutton"));
17 } 25 }
18 26
19 27
20 void on_ratio_4x3_activate (GtkMenuItem* menuitem, gpointer user_data) { 28 void on_ratio_4x3_activate (GtkMenuItem* menuitem, gpointer user_data) {
21 ratio = 4/3; 29 ratio = (double) 4/3;
30 update_spin_button_ratio(lookup_widget(cropper_window, "ratio_w_spinbutton"));
22 } 31 }
23 32
24 33
25 void on_ratio_3x2_activate (GtkMenuItem* menuitem, gpointer user_data) { 34 void on_ratio_3x2_activate (GtkMenuItem* menuitem, gpointer user_data) {
26 ratio = 3/2; 35 ratio = (double) 3/2;
36 update_spin_button_ratio(lookup_widget(cropper_window, "ratio_w_spinbutton"));
27 } 37 }
28 38
29 39
30 void on_ratio_custom_activate (GtkMenuItem* menuitem, gpointer user_data) { 40 void on_ratio_custom_activate (GtkMenuItem* menuitem, gpointer user_data) {
31 41 ratio = (double) gtk_spin_button_get_value_as_int(lookup_widget(cropper_window, "ratio_w_spinbutton")) / gtk_spin_button_get_value_as_int(lookup_widget(cropper_window, "ratio_h_spinbutton"));
42 update_spin_button_ratio(lookup_widget(cropper_window, "ratio_w_spinbutton"));
32 } 43 }
33 44
34 45
35 46
36 47
37 48
38 void on_ratio_w_spinbutton_value_changed (GtkSpinButton* spinbutton, gpointer user_data) { 49 void on_ratio_w_spinbutton_value_changed (GtkSpinButton* spinbutton, gpointer user_data) {
39 50 /*gtk_spin_button_set_value(lookup_widget(cropper_window, "ratio_h_spinbutton"), gtk_spin_button_get_value(spinbutton) / ratio);*/
51 g_print("spinbutton W - ratio: %f\n", ratio);
52 gtk_spin_button_set_value(lookup_widget(cropper_window, "ratio_h_spinbutton"), gtk_spin_button_get_value(spinbutton) / ratio);
40 } 53 }
41 54
42 55
43 void on_ratio_w_spinbutton_change_value (GtkSpinButton* spinbutton, GtkScrollType scroll, gpointer user_data) { 56 void on_ratio_w_spinbutton_change_value (GtkSpinButton* spinbutton, GtkScrollType scroll, gpointer user_data) {
44
45 } 57 }
46 58
47 59
48 void on_ratio_h_spinbutton_change_value (GtkSpinButton* spinbutton, GtkScrollType scroll, gpointer user_data) { 60 void on_ratio_h_spinbutton_change_value (GtkSpinButton* spinbutton, GtkScrollType scroll, gpointer user_data) {
49
50 } 61 }
51 62
52 63
53 void on_ratio_h_spinbutton_value_changed (GtkSpinButton* spinbutton, gpointer user_data) { 64 void on_ratio_h_spinbutton_value_changed (GtkSpinButton* spinbutton, gpointer user_data) {
65 /*gtk_spin_button_set_value(lookup_widget(cropper_window, "ratio_w_spinbutton"), gtk_spin_button_get_value(spinbutton) * ratio);*/
66 g_print("spinbutton H - ratio: %f\n", ratio);
67 gtk_spin_button_set_value(lookup_widget(cropper_window, "ratio_w_spinbutton"), gtk_spin_button_get_value(spinbutton) * ratio);
54 68
55 } 69 }
56 70
57 71
58 void on_ratio_swap_button_clicked (GtkButton* button, gpointer user_data) { 72 void on_ratio_swap_button_clicked (GtkButton* button, gpointer user_data) {
59 gint h;
60 73
61 h = gtk_spin_button_get_value_as_int(lookup_widget(cropper_window, "ratio_w_spinbutton")); 74 ratio = 1.0 / ratio;
62 gtk_spin_button_set_value(lookup_widget(cropper_window, "ratio_w_spinbutton"), gtk_spin_button_get_value(lookup_widget(cropper_window, "ratio_h_spinbutton"))); 75 gtk_spin_button_set_value(lookup_widget(cropper_window, "ratio_w_spinbutton"), gtk_spin_button_get_value(lookup_widget(cropper_window, "ratio_h_spinbutton")));
63 gtk_spin_button_set_value(lookup_widget(cropper_window, "ratio_h_spinbutton"), h); 76 gtk_spin_button_update(lookup_widget(cropper_window, "ratio_w_spinbutton"));
77
64 } 78 }
65 79
66 80
67 81
68 82