comparison: pidgin/gtkutils.c
pidgin/gtkutils.c
- changeset 35735
- 39ba84113a68
- parent 35721
- abae078d0525
- child 35742
- 3585fead43a8
equal
deleted
inserted
replaced
| 35734:ddad7176a0ec | 35735:39ba84113a68 |
|---|---|
| 3171 } | 3171 } |
| 3172 | 3172 |
| 3173 return pixbuf; | 3173 return pixbuf; |
| 3174 } | 3174 } |
| 3175 | 3175 |
| 3176 GdkPixbuf * | |
| 3177 pidgin_pixbuf_scale_down(GdkPixbuf *src, guint max_width, guint max_height, | |
| 3178 GdkInterpType interp_type, gboolean preserve_ratio) | |
| 3179 { | |
| 3180 guint cur_w, cur_h; | |
| 3181 GdkPixbuf *dst; | |
| 3182 | |
| 3183 g_return_val_if_fail(src != NULL, NULL); | |
| 3184 | |
| 3185 if (max_width == 0 || max_height == 0) { | |
| 3186 g_object_unref(src); | |
| 3187 g_return_val_if_reached(NULL); | |
| 3188 } | |
| 3189 | |
| 3190 cur_w = gdk_pixbuf_get_width(src); | |
| 3191 cur_h = gdk_pixbuf_get_width(src); | |
| 3192 | |
| 3193 if (cur_w <= max_width && cur_h <= max_height) | |
| 3194 return src; | |
| 3195 | |
| 3196 /* cur_ratio = cur_w / cur_h | |
| 3197 * max_ratio = max_w / max_h | |
| 3198 */ | |
| 3199 | |
| 3200 if (!preserve_ratio) { | |
| 3201 cur_w = MIN(cur_w, max_width); | |
| 3202 cur_h = MIN(cur_h, max_height); | |
| 3203 } else if ((guint64)cur_w * max_height > (guint64)max_width * cur_h) { | |
| 3204 /* cur_w / cur_h > max_width / max_height */ | |
| 3205 cur_h = (guint64)max_width * cur_h / cur_w; | |
| 3206 cur_w = max_width; | |
| 3207 } else { | |
| 3208 cur_w = (guint64)max_height * cur_w / cur_h; | |
| 3209 cur_h = max_height; | |
| 3210 } | |
| 3211 | |
| 3212 if (cur_w <= 0) | |
| 3213 cur_w = 1; | |
| 3214 if (cur_h <= 0) | |
| 3215 cur_h = 1; | |
| 3216 | |
| 3217 dst = gdk_pixbuf_scale_simple(src, cur_w, cur_h, interp_type); | |
| 3218 g_object_unref(src); | |
| 3219 | |
| 3220 return dst; | |
| 3221 } | |
| 3222 | |
| 3176 static void | 3223 static void |
| 3177 url_copy(GtkWidget *w, gchar *url) | 3224 url_copy(GtkWidget *w, gchar *url) |
| 3178 { | 3225 { |
| 3179 GtkClipboard *clipboard; | 3226 GtkClipboard *clipboard; |
| 3180 | 3227 |
