comparison: pidgin/plugins/screencap.c
pidgin/plugins/screencap.c
- changeset 35944
- 06a7dd03173c
- parent 35943
- f8e57179a70a
- child 35945
- 8d17d321e66c
equal
deleted
inserted
replaced
| 35943:f8e57179a70a | 35944:06a7dd03173c |
|---|---|
| 42 | 42 |
| 43 static gint crop_origin_x, crop_origin_y; | 43 static gint crop_origin_x, crop_origin_y; |
| 44 static gboolean crop_active; | 44 static gboolean crop_active; |
| 45 static gint crop_x, crop_y, crop_w, crop_h; | 45 static gint crop_x, crop_y, crop_w, crop_h; |
| 46 | 46 |
| 47 static gint draw_origin_x, draw_origin_y; | |
| 48 static gboolean draw_active; | |
| 49 | |
| 50 static gint line_width = 2; | |
| 51 | |
| 47 /****************************************************************************** | 52 /****************************************************************************** |
| 48 * libpidgin helper functions | 53 * libpidgin helper functions |
| 49 ******************************************************************************/ | 54 ******************************************************************************/ |
| 50 | 55 |
| 51 static inline void | 56 static inline void |
| 110 | 115 |
| 111 /****************************************************************************** | 116 /****************************************************************************** |
| 112 * Draw window | 117 * Draw window |
| 113 ******************************************************************************/ | 118 ******************************************************************************/ |
| 114 | 119 |
| 120 static gboolean | |
| 121 scrncap_drawing_area_btnpress(GtkWidget *draw_area, GdkEventButton *event, | |
| 122 gpointer _unused) | |
| 123 { | |
| 124 g_return_val_if_fail(!draw_active, TRUE); | |
| 125 | |
| 126 draw_origin_x = event->x; | |
| 127 draw_origin_y = event->y; | |
| 128 draw_active = TRUE; | |
| 129 | |
| 130 return TRUE; | |
| 131 } | |
| 132 | |
| 133 static gboolean | |
| 134 scrncap_drawing_area_btnrelease(GtkWidget *draw_area, GdkEvent *event, | |
| 135 gpointer _unused) | |
| 136 { | |
| 137 g_return_val_if_fail(draw_active, TRUE); | |
| 138 | |
| 139 draw_active = FALSE; | |
| 140 | |
| 141 return TRUE; | |
| 142 } | |
| 143 | |
| 144 static gboolean | |
| 145 scrncap_drawing_area_motion(GtkWidget *draw_area, GdkEventButton *event, | |
| 146 gpointer _cr) | |
| 147 { | |
| 148 cairo_t *cr = _cr; | |
| 149 int x, y; | |
| 150 int redraw_x, redraw_y, redraw_w, redraw_h; | |
| 151 | |
| 152 g_return_val_if_fail(draw_active, FALSE); | |
| 153 | |
| 154 x = event->x; | |
| 155 y = event->y; | |
| 156 | |
| 157 cairo_move_to(cr, draw_origin_x, draw_origin_y); | |
| 158 cairo_line_to(cr, x, y); | |
| 159 cairo_set_line_width(cr, line_width); | |
| 160 cairo_stroke(cr); | |
| 161 | |
| 162 redraw_x = MIN(draw_origin_x, x) - line_width - 1; | |
| 163 redraw_y = MIN(draw_origin_y, y) - line_width - 1; | |
| 164 redraw_w = MAX(draw_origin_x, x) - redraw_x + line_width + 1; | |
| 165 redraw_h = MAX(draw_origin_y, y) - redraw_y + line_width + 1; | |
| 166 | |
| 167 draw_origin_x = x; | |
| 168 draw_origin_y = y; | |
| 169 | |
| 170 gtk_widget_queue_draw_area(draw_area, | |
| 171 redraw_x, redraw_y, redraw_w, redraw_h); | |
| 172 | |
| 173 return FALSE; | |
| 174 } | |
| 175 | |
| 115 static void | 176 static void |
| 116 scrncap_draw_window_close(GtkWidget *window, gpointer _unused) | 177 scrncap_draw_window_close(GtkWidget *window, gpointer _unused) |
| 117 { | 178 { |
| 118 if (current_window != window) | 179 if (current_window != window) |
| 119 return; | 180 return; |
| 120 | 181 |
| 121 is_shooting = FALSE; | 182 is_shooting = FALSE; |
| 122 current_window = NULL; | 183 current_window = NULL; |
| 123 } | 184 } |
| 124 | 185 |
| 186 static gboolean | |
| 187 scrncap_draw_window_paint(GtkWidget *widget, cairo_t *cr, gpointer _surface) | |
| 188 { | |
| 189 cairo_surface_t *surface = _surface; | |
| 190 | |
| 191 cairo_set_source_surface(cr, surface, 0, 0); | |
| 192 cairo_paint(cr); | |
| 193 | |
| 194 return FALSE; | |
| 195 } | |
| 196 | |
| 197 #if !GTK_CHECK_VERSION(3,0,0) | |
| 198 static gboolean | |
| 199 scrncap_draw_window_expose(GtkWidget *widget, GdkEventExpose *event, | |
| 200 gpointer _surface) | |
| 201 { | |
| 202 cairo_t *cr = gdk_cairo_create(GDK_DRAWABLE(widget->window)); | |
| 203 | |
| 204 scrncap_draw_window_paint(widget, cr, _surface); | |
| 205 | |
| 206 cairo_destroy(cr); | |
| 207 | |
| 208 return FALSE; | |
| 209 } | |
| 210 #endif | |
| 211 | |
| 125 static void | 212 static void |
| 126 scrncap_draw_window(GdkPixbuf *screen) | 213 scrncap_draw_window(GdkPixbuf *screen) |
| 127 { | 214 { |
| 128 GtkWidget *draw_window; | 215 GtkWidget *draw_window; |
| 129 GtkWidget *image; | 216 GtkWidget *drawing_area; |
| 217 GtkWidget *scroll_area; | |
| 218 int width, height; | |
| 219 cairo_t *cr; | |
| 220 cairo_surface_t *surface; | |
| 130 | 221 |
| 131 is_shooting = TRUE; | 222 is_shooting = TRUE; |
| 132 | 223 |
| 133 current_window = draw_window = pidgin_create_window( | 224 current_window = draw_window = pidgin_create_window( |
| 134 _("Insert screenshot"), 0, "insert-screenshot", TRUE); | 225 _("Insert screenshot"), 0, "insert-screenshot", TRUE); |
| 135 gtk_widget_set_size_request(draw_window, 400, 300); | 226 gtk_widget_set_size_request(draw_window, 400, 300); |
| 136 gtk_window_set_position(GTK_WINDOW(draw_window), GTK_WIN_POS_CENTER); | 227 gtk_window_set_position(GTK_WINDOW(draw_window), GTK_WIN_POS_CENTER); |
| 137 g_signal_connect(G_OBJECT(draw_window), "destroy", | 228 g_signal_connect(G_OBJECT(draw_window), "destroy", |
| 138 G_CALLBACK(scrncap_draw_window_close), NULL); | 229 G_CALLBACK(scrncap_draw_window_close), NULL); |
| 139 | 230 |
| 140 image = gtk_image_new_from_pixbuf(screen); | 231 width = gdk_pixbuf_get_width(screen); |
| 232 height = gdk_pixbuf_get_height(screen); | |
| 233 | |
| 234 surface = cairo_image_surface_create(CAIRO_FORMAT_RGB24, width, height); | |
| 235 cr = cairo_create(surface); | |
| 236 | |
| 237 gdk_cairo_set_source_pixbuf(cr, screen, 0, 0); | |
| 238 cairo_rectangle(cr, 0, 0, width, height); | |
| 239 cairo_fill(cr); | |
| 141 g_object_unref(screen); | 240 g_object_unref(screen); |
| 142 gtk_container_add(GTK_CONTAINER(draw_window), | 241 |
| 143 pidgin_make_scrollable(image, | 242 cairo_set_source_rgb(cr, 1, 0, 0); |
| 144 GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC, | 243 |
| 145 GTK_SHADOW_IN, -1, -1)); | 244 drawing_area = gtk_drawing_area_new(); |
| 245 gtk_widget_set_size_request(drawing_area, width, height); | |
| 246 #if GTK_CHECK_VERSION(3,0,0) | |
| 247 g_signal_connect(G_OBJECT(drawing_area), "draw", | |
| 248 G_CALLBACK(scrncap_draw_window_paint), surface); | |
| 249 #else | |
| 250 g_signal_connect(G_OBJECT(drawing_area), "expose_event", | |
| 251 G_CALLBACK(scrncap_draw_window_expose), surface); | |
| 252 #endif | |
| 253 gtk_widget_add_events(drawing_area, GDK_BUTTON_PRESS_MASK | | |
| 254 GDK_BUTTON_RELEASE_MASK | GDK_BUTTON_MOTION_MASK); | |
| 255 g_signal_connect(G_OBJECT(drawing_area), "button-press-event", | |
| 256 G_CALLBACK(scrncap_drawing_area_btnpress), NULL); | |
| 257 g_signal_connect(G_OBJECT(drawing_area), "button-release-event", | |
| 258 G_CALLBACK(scrncap_drawing_area_btnrelease), NULL); | |
| 259 g_signal_connect(G_OBJECT(drawing_area), "motion-notify-event", | |
| 260 G_CALLBACK(scrncap_drawing_area_motion), cr); | |
| 261 | |
| 262 scroll_area = pidgin_make_scrollable(drawing_area, | |
| 263 GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC, | |
| 264 GTK_SHADOW_IN, -1, -1); | |
| 265 gtk_container_add(GTK_CONTAINER(draw_window), scroll_area); | |
| 146 | 266 |
| 147 gtk_widget_show_all(GTK_WIDGET(draw_window)); | 267 gtk_widget_show_all(GTK_WIDGET(draw_window)); |
| 148 } | 268 } |
| 149 | 269 |
| 150 /****************************************************************************** | 270 /****************************************************************************** |
