Mercurial > cropper

comparison callbacks.c @ 7:ec2d11d96fb0

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
image is now gdk-pixbuff; zoom implemented in a basic way
author meillo@marmaro.de
date Wed, 19 Mar 2008 23:01:43 +0100
parents 2f11ab3e6047
children b0824876d379
comparison
equal deleted inserted replaced
6:f53ce3b28bb4 7:ec2d11d96fb0
1 #include <gtk/gtk.h> 1 #include <gtk/gtk.h>
2 #include <gdk-pixbuf/gdk-pixbuf.h>
2 3
3 #include "main.h" 4 #include "main.h"
4 #include "callbacks.h" 5 #include "callbacks.h"
5 #include "interface.h" 6 #include "interface.h"
6 #include "support.h" 7 #include "support.h"
7 8
9 int image_width;
10 int image_height;
11 float inc = 0.1;
8 /* 12 /*
9 void update_spin_button_ratio(GtkWidget* spinbutton) { 13 void update_spin_button_ratio(GtkWidget* spinbutton) {
10 g_print("ratio change: %f\n", ratio); 14 g_print("ratio change: %f\n", ratio);
11 on_ratio_w_spinbutton_value_changed(spinbutton, NULL); 15 on_ratio_w_spinbutton_value_changed(spinbutton, NULL);
12 } 16 }
156 gtk_spin_button_set_value(lookup_widget(cropper_window, "ratio_w_spinbutton"), gtk_spin_button_get_value(lookup_widget(cropper_window, "ratio_h_spinbutton"))); 160 gtk_spin_button_set_value(lookup_widget(cropper_window, "ratio_w_spinbutton"), gtk_spin_button_get_value(lookup_widget(cropper_window, "ratio_h_spinbutton")));
157 gtk_spin_button_update(lookup_widget(cropper_window, "ratio_w_spinbutton")); 161 gtk_spin_button_update(lookup_widget(cropper_window, "ratio_w_spinbutton"));
158 162
159 } 163 }
160 */ 164 */
165
166
167
168 /* zoom */
169 void on_zoom_in_button_clicked(GtkObject* object, gpointer user_data) {
170 printf("zoom in clicked\n");
171 image_width *= 1 + inc;
172 image_height *= 1 + inc;
173 gtk_image_set_from_pixbuf(lookup_widget(cropper_window, "image_area"),
174 gdk_pixbuf_scale_simple(image_buffer, image_width, image_height, GDK_INTERP_BILINEAR));
175 }
176
177 void on_zoom_out_button_clicked(GtkObject* object, gpointer user_data) {
178 printf("zoom out clicked\n");
179 image_width *= 1 - inc;
180 image_height *= 1 - inc;
181 gtk_image_set_from_pixbuf(lookup_widget(cropper_window, "image_area"),
182 gdk_pixbuf_scale_simple(image_buffer, image_width, image_height, GDK_INTERP_BILINEAR));
183 }
184
185 void on_zoom_100_button_clicked(GtkObject* object, gpointer user_data) {
186 printf("zoom 100 clicked\n");
187 image_width = gdk_pixbuf_get_width(image_buffer);
188 image_height = gdk_pixbuf_get_height(image_buffer);
189 gtk_image_set_from_pixbuf(lookup_widget(cropper_window, "image_area"),
190 gdk_pixbuf_scale_simple(image_buffer, image_width, image_height, GDK_INTERP_BILINEAR));
191 }
192
193 void on_zoom_fit_button_clicked(GtkObject* object, gpointer user_data) {
194 printf("zoom fit clicked\n");
195 image_width = gdk_pixbuf_get_width(image_buffer) + 200; /* FIXME */
196 image_height = gdk_pixbuf_get_height(image_buffer) + 200; /* FIXME */
197 gtk_image_set_from_pixbuf(lookup_widget(cropper_window, "image_area"),
198 gdk_pixbuf_scale_simple(image_buffer, image_width, image_height, GDK_INTERP_BILINEAR));
199 }
200
201
202
203
161 204
162 205
163 206
164 void on_crop_clicked(GtkButton* button, gpointer user_data) { 207 void on_crop_clicked(GtkButton* button, gpointer user_data) {
165 char crop_call[256]; 208 char crop_call[256];
174 ); 217 );
175 system(crop_call); 218 system(crop_call);
176 gtk_main_quit(); 219 gtk_main_quit();
177 } 220 }
178 221
222 void on_cropper_window_create (GtkObject* object, gpointer user_data) {
223 image_width = gdk_pixbuf_get_width(image_buffer);
224 image_height = gdk_pixbuf_get_height(image_buffer);
225 }
179 226
180 void on_cropper_window_destroy (GtkObject* object, gpointer user_data) { 227 void on_cropper_window_destroy (GtkObject* object, gpointer user_data) {
181 gtk_main_quit(); 228 gtk_main_quit();
182 } 229 }
183 230