port to gtk3

data/vnr-crop-dialog.ui

@@ -9,7 +9,6 @@
     <property name="modal">True</property>
     <property name="window_position">center-on-parent</property>
     <property name="type_hint">dialog</property>
-    <property name="has_separator">False</property>
     <child internal-child="vbox">
       <object class="GtkVBox" id="dialog-vbox1">
         <property name="visible">True</property>

data/vnr-preferences-dialog.ui

@@ -27,7 +27,6 @@
     <property name="resizable">False</property>
     <property name="icon_name">viewnior</property>
     <property name="type_hint">dialog</property>
-    <property name="has_separator">False</property>
     <child internal-child="vbox">
       <object class="GtkVBox" id="dialog-vbox1">
         <property name="visible">True</property>

meson.build

@@ -23,7 +23,7 @@ i18n = import('i18n')
 glib_ver = '>= 2.32'
 
 viewnior_deps = [
-  dependency('gtk+-2.0', version: '>= 2.20'),
+  dependency('gtk+-3.0'),
   dependency('glib-2.0', version: glib_ver),
   dependency('gio-2.0', version: glib_ver),
   dependency('shared-mime-info', version: '>= 0.20'),
@@ -53,4 +53,4 @@ subdir('data')
 subdir('man')
 subdir('src')
 
-meson.add_install_script('meson_post_install.py')
+meson.add_install_script('meson_post_install.py')

src/uni-cache.c

@@ -258,14 +258,14 @@ uni_pixbuf_draw_cache_intersect_draw (UniPixbufDrawCache * cache,
  * uni_pixbuf_draw_cache_draw:
  * @cache: a #UniPixbufDrawCache
  * @opts: the #UniPixbufDrawOpts to use in this draw
- * @window: a #GdkWindow to draw on
+ * @cr: a #cairo_t to draw with
  *
  * Redraws the area specified in the pixbuf draw options in an
  * efficient way by using caching.
  **/
 void
 uni_pixbuf_draw_cache_draw (UniPixbufDrawCache * cache,
-                            UniPixbufDrawOpts * opts, GdkWindow * window)
+                            UniPixbufDrawOpts * opts, cairo_t *cr)
 {
     GdkRectangle this = opts->zoom_rect;
     UniPixbufDrawMethod method =
@@ -306,13 +306,20 @@ uni_pixbuf_draw_cache_draw (UniPixbufDrawCache * cache,
                                 (double) -this.x, (double) -this.y,
                                 opts->zoom, opts->interp, this.x, this.y);
     }
-    gdk_draw_pixbuf (window,
-                     NULL,
-                     cache->last_pixbuf,
-                     deltax, deltay,
-                     opts->widget_x, opts->widget_y,
-                     this.width, this.height,
-                     GDK_RGB_DITHER_MAX, opts->widget_x, opts->widget_y);
+    cairo_save(cr);
+    GdkRectangle rect;
+    rect.x = opts->widget_x;
+    rect.y = opts->widget_y;
+    rect.width = this.width;
+    rect.height = this.height;
+    cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE);
+    GdkPixbuf *subpixbuf = gdk_pixbuf_new_subpixbuf(cache->last_pixbuf, deltax, deltay, this.width, this.height);
+    gdk_cairo_set_source_pixbuf(cr, subpixbuf, rect.x, rect.y);
+    cairo_rectangle(cr, opts->widget_x, opts->widget_y, this.width, this.height);
+    cairo_clip(cr);
+    cairo_paint(cr);
+    cairo_restore(cr);
+    g_object_unref(subpixbuf);
     if (method != UNI_PIXBUF_DRAW_METHOD_CONTAINS)
         cache->old = *opts;
 }

src/uni-cache.h

@@ -84,7 +84,7 @@ void    uni_pixbuf_draw_cache_free          (UniPixbufDrawCache * cache);
 void    uni_pixbuf_draw_cache_invalidate    (UniPixbufDrawCache * cache);
 void    uni_pixbuf_draw_cache_draw          (UniPixbufDrawCache * cache,
                                              UniPixbufDrawOpts * opts,
-                                             GdkWindow * window);
+                                             cairo_t *cr);
 
 UniPixbufDrawMethod uni_pixbuf_draw_cache_get_method (UniPixbufDrawOpts * old,
                                                       UniPixbufDrawOpts *

src/uni-dragger.c

@@ -100,8 +100,8 @@ uni_dragger_motion_notify (UniDragger * tool, GdkEventMotion * ev)
     if (abs (dx) < 1 && abs (dy) < 1)
         return FALSE;
 
-    vadj = UNI_IMAGE_VIEW(tool->view)->vadj;
-    hadj = UNI_IMAGE_VIEW(tool->view)->hadj;
+    vadj = uni_image_view_get_vadjustment(UNI_IMAGE_VIEW(tool->view));
+    hadj = uni_image_view_get_hadjustment(UNI_IMAGE_VIEW(tool->view));
     if ( pow(dx, 2) + pow(dy, 2) > 7 && UNI_IMAGE_VIEW(tool->view)->pixbuf != NULL && 
     		gtk_adjustment_get_upper(vadj) <= gtk_adjustment_get_page_size(vadj) && 
     		gtk_adjustment_get_upper(hadj) <= gtk_adjustment_get_page_size(hadj) ) 
@@ -139,9 +139,9 @@ uni_dragger_pixbuf_changed (UniDragger * tool,
 
 void
 uni_dragger_paint_image (UniDragger * tool,
-                         UniPixbufDrawOpts * opts, GdkWindow * window)
+                         UniPixbufDrawOpts * opts, cairo_t *cr)
 {
-    uni_pixbuf_draw_cache_draw (tool->cache, opts, window);
+    uni_pixbuf_draw_cache_draw (tool->cache, opts, cr);
 }
 
 /*************************************************************/

src/uni-dragger.h

@@ -86,7 +86,7 @@ void    uni_dragger_pixbuf_changed      (UniDragger * tool,
 
 void    uni_dragger_paint_image         (UniDragger * tool,
                                          UniPixbufDrawOpts * opts,
-                                         GdkWindow * window);
+                                         cairo_t *cr);
 
 G_END_DECLS
 #endif /* __UNI_TOOL_DRAGGER_H__ */