meillo@17: #include <sys/types.h>
meillo@17: #include <sys/stat.h>
meillo@17: #include <unistd.h>
meillo@17: #include <string.h>
meillo@17: #include <stdio.h>
meillo@17: 
meillo@0: #include <gtk/gtk.h>
meillo@17: #include <gdk/gdkkeysyms.h>
meillo@17: #include <gdk-pixbuf/gdk-pixbuf.h>
meillo@0: 
meillo@17: 
meillo@17: 
meillo@17: 
meillo@17: GtkWidget* cropper_window;
meillo@17: char* image_filename;
meillo@17: 
meillo@17: /* from interface.h */
meillo@17: GtkWidget* create_cropper_window(void);
meillo@17: GtkWidget* image_area;
meillo@17: GdkPixbuf* image_buffer;
meillo@17: 
meillo@17: int w, h, x, y;
meillo@17: 
meillo@17: int image_width;
meillo@17: int image_height;
meillo@17: float inc = 0.3;
meillo@17: float zoom = 1.0;
meillo@17: 
meillo@17: /* from callbacks.h */
meillo@17: double ratio;
meillo@17: 
meillo@17: 
meillo@17: 
meillo@17: 
meillo@17: #define GLADE_HOOKUP_OBJECT(component,widget,name) \
meillo@17:   g_object_set_data_full(G_OBJECT(component), name, \
meillo@17:     gtk_widget_ref(widget),(GDestroyNotify) gtk_widget_unref)
meillo@17: 
meillo@17: #define GLADE_HOOKUP_OBJECT_NO_REF(component,widget,name) \
meillo@17:   g_object_set_data(G_OBJECT(component), name, widget)
meillo@17: 
meillo@17: 
meillo@17: /*
meillo@17:  * This function returns a widget in a component created by Glade.
meillo@17:  * Call it with the toplevel widget in the component (i.e. a window/dialog),
meillo@17:  * or alternatively any widget in the component, and the name of the widget
meillo@17:  * you want returned.
meillo@17:  */
meillo@17: GtkWidget*
meillo@17: lookup_widget(GtkWidget* widget, const gchar* widget_name)
meillo@17: {
meillo@17: 	GtkWidget* parent;
meillo@17: 	GtkWidget* found_widget;
meillo@17: 
meillo@17: 	for (;;) {
meillo@17: 		if (GTK_IS_MENU(widget)) {
meillo@17: 			parent = gtk_menu_get_attach_widget(GTK_MENU(widget));
meillo@17: 		} else {
meillo@17: 			parent = widget->parent;
meillo@17: 		}
meillo@17: 		if (!parent) {
meillo@17: 			parent = (GtkWidget*) g_object_get_data(G_OBJECT(widget), "GladeParentKey");
meillo@17: 		}
meillo@17: 		if (parent == NULL) {
meillo@17: 			break;
meillo@17: 		}
meillo@17: 		widget = parent;
meillo@17: 	}
meillo@17: 
meillo@17: 	found_widget = (GtkWidget*) g_object_get_data(G_OBJECT(widget), widget_name);
meillo@17: 	if (!found_widget) {
meillo@17: 		g_warning("Widget not found: %s", widget_name);
meillo@17: 	}
meillo@17: 	return found_widget;
meillo@17: }
meillo@17: 
meillo@17: 
meillo@17: 
meillo@17: 
meillo@17: 
meillo@17: 
meillo@17: 
meillo@17: 
meillo@17: 
meillo@17: 
meillo@17: 
meillo@17: 
meillo@17: 
meillo@17: 
meillo@17: 
meillo@17: 
meillo@17: 
meillo@17: 
meillo@17: 
meillo@17: 
meillo@17: 
meillo@17: 
meillo@17: 
meillo@17: /* zoom */
meillo@17: void
meillo@17: set_zoom()
meillo@17: {
meillo@17: 	static GdkPixbuf* pixbuf_new;
meillo@17: 	g_object_unref(pixbuf_new);
meillo@17: 
meillo@17: 	pixbuf_new = gdk_pixbuf_scale_simple(image_buffer, image_width*zoom, image_height*zoom,
meillo@17: 	                                     GDK_INTERP_BILINEAR);
meillo@17: 	gtk_image_set_from_pixbuf((GtkImage*) lookup_widget(cropper_window, "image_area"), pixbuf_new);
meillo@17: }
meillo@17: 
meillo@17: void
meillo@17: on_zoom_in_button_clicked(GtkObject* object, gpointer user_data)
meillo@17: {
meillo@17: 	zoom *= 1 + inc;
meillo@17: 	set_zoom();
meillo@17: }
meillo@17: 
meillo@17: void
meillo@17: on_zoom_out_button_clicked(GtkObject* object, gpointer user_data)
meillo@17: {
meillo@17: 	zoom *= 1 - inc;
meillo@17: 	set_zoom();
meillo@17: }
meillo@17: 
meillo@17: void
meillo@17: on_zoom_100_button_clicked(GtkObject* object, gpointer user_data)
meillo@17: {
meillo@17: 	zoom = 1.0;
meillo@17: 	set_zoom();
meillo@17: }
meillo@17: 
meillo@17: void
meillo@17: on_zoom_fit_button_clicked(GtkObject* object, gpointer user_data)
meillo@17: {
meillo@17: 	int w, h;
meillo@17: 	float zw, zh;
meillo@17: 	GtkWidget* image_a;
meillo@17: 
meillo@17: 	image_a = (GtkWidget*) lookup_widget(cropper_window, "image_area");
meillo@17: 	gdk_drawable_get_size(image_a->window, &w, &h);
meillo@17: 
meillo@17: 	zw = w*1.0 / image_width;
meillo@17: 	zh = h*1.0 / image_height;
meillo@17: 
meillo@17: 	zoom = (zw < zh) ? zw : zh;
meillo@17: 	set_zoom();
meillo@17: }
meillo@17: 
meillo@17: 
meillo@17: 
meillo@17: 
meillo@17: 
meillo@17: 
meillo@17: 
meillo@17: void
meillo@17: crop(void)
meillo@17: {
meillo@17: 	char crop_call[256];
meillo@17: 
meillo@17: 	sprintf(crop_call, "echo \"convert -crop %ix%i+%i+%i %s cropped_%s\"",
meillo@19: 		w, h, x, y, image_filename, image_filename);
meillo@17: 	system(crop_call);
meillo@17: 	gtk_main_quit();
meillo@17: }
meillo@17: 
meillo@17: 
meillo@17: void
meillo@17: on_cropper_window_create(GtkObject* object, gpointer user_data)
meillo@17: {
meillo@17: 	image_width = gdk_pixbuf_get_width(image_buffer);
meillo@17: 	image_height = gdk_pixbuf_get_height(image_buffer);
meillo@17: 
meillo@17: 	/*
meillo@17: 	image_buffer = gdk_pixbuf_new_from_file(image_filename, NULL);
meillo@17: 	image_area = gtk_image_new_from_pixbuf(image_buffer);
meillo@17: 
meillo@17: 	int w, h;
meillo@17: 	GtkWidget* image_a;
meillo@17: 
meillo@17: 	image_a = (GtkWidget*) lookup_widget(cropper_window, "image_area");
meillo@17: 	gdk_drawable_get_size(image_a->window, &w, &h);
meillo@17: 
meillo@17: 	image_width = w - 200;
meillo@17: 	image_height = h - 150;
meillo@17: 	set_zoom();
meillo@17: 	*/
meillo@17: }
meillo@17: 
meillo@17: void
meillo@17: on_cropper_window_destroy(GtkObject* object, gpointer user_data)
meillo@17: {
meillo@17: 	gtk_main_quit();
meillo@17: }
meillo@17: 
meillo@17: 
meillo@17: 
meillo@17: 
meillo@17: gboolean
meillo@17: on_key_press(GtkWidget* window, GdkEventKey* pKey, gpointer userdata)
meillo@17: {
meillo@17: 	if (pKey->type != GDK_KEY_PRESS) {
meillo@17: 		return FALSE;
meillo@17: 	}
meillo@17: 	switch (pKey->keyval) {
meillo@17: 	case GDK_q:
meillo@17: 		gtk_main_quit();
meillo@17: 		break;
meillo@17: 	case GDK_Return:
meillo@17: 		crop();
meillo@17: 		break;
meillo@17: 	case GDK_plus:
meillo@17: 		on_zoom_in_button_clicked(NULL, userdata);
meillo@17: 		break;
meillo@17: 	case GDK_minus:
meillo@17: 		on_zoom_out_button_clicked(NULL, userdata);
meillo@17: 		break;
meillo@17: 	case GDK_0:
meillo@17: 		on_zoom_100_button_clicked(NULL, userdata);
meillo@17: 		break;
meillo@17: 	case GDK_f:
meillo@17: 		on_zoom_fit_button_clicked(NULL, userdata);
meillo@17: 		break;
meillo@17: 	}
meillo@17: 	return TRUE;
meillo@17: }
meillo@17: 
meillo@17: 
meillo@17: 
meillo@17: 
meillo@17: 
meillo@19: GtkWidget*
meillo@19: create_cropper_window(void)
meillo@19: {
meillo@19: 	GtkWidget *cropper_window;
meillo@19: 	GtkWidget *dialog_vbox1;
meillo@19: 	GtkWidget *status;
meillo@19: 	GtkWidget *label1;
meillo@19: 	GtkWidget *label2;
meillo@19: 	
meillo@19: 	
meillo@19: 	cropper_window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
meillo@19: 	gtk_widget_set_name(cropper_window, "cropper_window");
meillo@19: 	gtk_container_set_border_width(GTK_CONTAINER(cropper_window), 6);
meillo@19: 	gtk_window_set_title(GTK_WINDOW(cropper_window), "cropper-0.2");
meillo@19: 	
meillo@19: 	dialog_vbox1 = gtk_vbox_new(FALSE, 6);
meillo@19: 	gtk_widget_set_name(dialog_vbox1, "dialog_vbox1");
meillo@19: 	gtk_widget_show(dialog_vbox1);
meillo@19: 	gtk_container_add(GTK_CONTAINER(cropper_window), dialog_vbox1);
meillo@19: 	
meillo@19: 	
meillo@19: 	status = gtk_hbox_new(FALSE, 0);
meillo@19: 	gtk_widget_set_name(status, "status");
meillo@19: 	gtk_widget_show(status);
meillo@19: 	gtk_box_pack_end(GTK_BOX(dialog_vbox1), status, FALSE, FALSE, 0);
meillo@19: 	
meillo@19: 	label1 = gtk_label_new("zoom:");
meillo@19: 	gtk_widget_set_name(label1, "label1");
meillo@19: 	gtk_widget_show(label1);
meillo@19: 	gtk_box_pack_start(GTK_BOX(status), label1, FALSE, FALSE, 0);
meillo@19: 	
meillo@19: 	label2 = gtk_label_new("1.0");
meillo@19: 	gtk_widget_set_name(label2, "label2");
meillo@19: 	gtk_widget_show(label2);
meillo@19: 	gtk_box_pack_start(GTK_BOX(status), label2, FALSE, FALSE, 0);
meillo@19: 	
meillo@19: 	/* image_area */
meillo@19: 	image_buffer = gdk_pixbuf_new_from_file(image_filename, NULL);
meillo@19: 	image_area = gtk_image_new_from_pixbuf(image_buffer);
meillo@19: 	
meillo@19: 	gtk_widget_set_name(image_area, "image_area");
meillo@19: 	gtk_widget_show(image_area);
meillo@19: 	gtk_box_pack_start(GTK_BOX(dialog_vbox1), image_area, TRUE, TRUE, 0);
meillo@19: 	
meillo@19: 	
meillo@19: 	
meillo@19: 	
meillo@19: 	
meillo@19: 	g_signal_connect(G_OBJECT(cropper_window), "show",
meillo@19: 	               G_CALLBACK(on_cropper_window_create), NULL);
meillo@19: 	
meillo@19: 	g_signal_connect(G_OBJECT(cropper_window), "destroy",
meillo@19: 	               G_CALLBACK(on_cropper_window_destroy), NULL);
meillo@19: 	
meillo@19: 	g_signal_connect(cropper_window, "key-press-event",
meillo@19: 	               G_CALLBACK(on_key_press), NULL);
meillo@19: 	
meillo@19: 	
meillo@19: 	/* Store pointers to all widgets, for use by lookup_widget(). */
meillo@19: 	
meillo@19: 	GLADE_HOOKUP_OBJECT_NO_REF(cropper_window, cropper_window, "cropper_window");
meillo@19: 	GLADE_HOOKUP_OBJECT(cropper_window, dialog_vbox1, "dialog_vbox1");
meillo@19: 	
meillo@19: 	GLADE_HOOKUP_OBJECT(cropper_window, label1, "label1");
meillo@19: 	GLADE_HOOKUP_OBJECT(cropper_window, label2, "label2");
meillo@19: 	GLADE_HOOKUP_OBJECT(cropper_window, status, "status");
meillo@19: 	GLADE_HOOKUP_OBJECT(cropper_window, image_area, "image_area");
meillo@19: 	GLADE_HOOKUP_OBJECT(cropper_window,(GtkWidget*) image_buffer, "image_buffer");
meillo@19: 	
meillo@19: 	
meillo@19: 	return cropper_window;
meillo@19: }
meillo@19: 
meillo@19: 
meillo@17: 
meillo@0: 
meillo@2: 
meillo@11: int
meillo@11: main(int argc, char* argv[])
meillo@11: {
meillo@4: 	/* commandline option handling */
meillo@11: 	if (argc != 2) {
meillo@10: 		g_print("cropper -- a crop frontend to convert\n");
meillo@10: 		g_print("usage: cropper IMAGE\n");
meillo@10: 		return 1;
meillo@4: 	}
meillo@4: 
meillo@11: 	image_filename = argv[1];
meillo@10: 	gtk_init(&argc, &argv);
meillo@4: 
meillo@10: 	cropper_window = create_cropper_window();
meillo@10: 	gtk_widget_show(cropper_window);
meillo@11: 	gtk_main();
meillo@0: 
meillo@10: 	return 0;
meillo@0: }