fastiv.c

@@ -94,7 +94,6 @@ static struct key_section help_keys[] = {
 			{"<alt>Left", "Go back in history"},
 			{"<alt>Right", "Go forward in history"},
 			{"<alt>Up", "Go to parent directory"},
-			{"<alt>Home", "Go home"},
 			{"F5 r <control>r", "Refresh"},
 			{}
 		}},
@@ -119,8 +118,6 @@ static struct key_section help_keys[] = {
 			{"1...9", "Set zoom to N:1"},
 			{"plus <control>plus", "Zoom in"},
 			{"minus <control>minus", "Zoom out"},
-			{"w", "Zoom to fit width if larger"},
-			{"h", "Zoom to fit height if larger"},
 			{}
 		}},
 		{"Orientation", (struct key[]) {
@@ -129,12 +126,6 @@ static struct key_section help_keys[] = {
 			{"greater", "Rotate clockwise"},
 			{}
 		}},
-		{"Configuration", (struct key[]) {
-			{"x", "Toggle scale to fit if larger"},
-			{"i", "Toggle smooth scaling"},
-			{"t", "Toggle transparency highlighting"},
-			{}
-		}},
 		{"Control", (struct key[]) {
 			{"bracketleft", "Previous page"},
 			{"bracketright", "Next page"},
@@ -143,6 +134,12 @@ static struct key_section help_keys[] = {
 			{"space", "Toggle playback"},
 			{}
 		}},
+		{"Configuration", (struct key[]) {
+			{"x", "Toggle scale to fit"},
+			{"i", "Toggle smooth scaling"},
+			{"t", "Toggle transparency highlighting"},
+			{}
+		}},
 		{"Tools", (struct key[]) {
 			{"<control>p", "Print..."},
 			{"<control>s", "Save page as..."},
@@ -775,9 +772,6 @@ on_key_press(G_GNUC_UNUSED GtkWidget *widget, GdkEventKey *event,
 				g_free(parent);
 			}
 			return TRUE;
-		case GDK_KEY_Home:
-			load_directory(g_get_home_dir());
-			return TRUE;
 		}
 		break;
 	case 0:

fiv-view.c

@@ -33,7 +33,6 @@
 
 struct _FivView {
 	GtkWidget parent_instance;
-	gchar *path;                        ///< Path to the current image (if any)
 	cairo_surface_t *image;             ///< The loaded image (sequence)
 	cairo_surface_t *page;              ///< Current page within image, weak
 	cairo_surface_t *frame;             ///< Current frame within page, weak
@@ -50,10 +49,6 @@ struct _FivView {
 
 G_DEFINE_TYPE(FivView, fiv_view, GTK_TYPE_WIDGET)
 
-struct size {
-	double width, height;
-};
-
 static FivIoOrientation view_left[9] = {
 	[FivIoOrientationUnknown]   = FivIoOrientationUnknown,
 	[FivIoOrientation0]         = FivIoOrientation270,
@@ -110,7 +105,6 @@ fiv_view_finalize(GObject *gobject)
 {
 	FivView *self = FIV_VIEW(gobject);
 	cairo_surface_destroy(self->image);
-	g_free(self->path);
 
 	G_OBJECT_CLASS(fiv_view_parent_class)->finalize(gobject);
 }
@@ -178,11 +172,12 @@ fiv_view_set_property(
 	}
 }
 
-static struct size
-get_surface_dimensions(FivView *self)
+static void
+get_surface_dimensions(FivView *self, double *width, double *height)
 {
+	*width = *height = 0;
 	if (!self->image)
-		return (struct size) {};
+		return;
 
 	cairo_rectangle_t extents = {};
 	switch (cairo_surface_get_type(self->page)) {
@@ -204,18 +199,23 @@ get_surface_dimensions(FivView *self)
 	case FivIoOrientationMirror90:
 	case FivIoOrientation270:
 	case FivIoOrientationMirror270:
-		return (struct size) {extents.height, extents.width};
+		*width = extents.height;
+		*height = extents.width;
+		return;
 	default:
-		return (struct size) {extents.width, extents.height};
+		*width = extents.width;
+		*height = extents.height;
 	}
 }
 
 static void
 get_display_dimensions(FivView *self, int *width, int *height)
 {
-	struct size surface_dimensions = get_surface_dimensions(self);
-	*width = ceil(surface_dimensions.width * self->scale);
-	*height = ceil(surface_dimensions.height * self->scale);
+	double w, h;
+	get_surface_dimensions(self, &w, &h);
+
+	*width = ceil(w * self->scale);
+	*height = ceil(h * self->scale);
 }
 
 static cairo_matrix_t
@@ -263,7 +263,9 @@ fiv_view_get_preferred_height(GtkWidget *widget, gint *minimum, gint *natural)
 {
 	FivView *self = FIV_VIEW(widget);
 	if (self->scale_to_fit) {
-		*natural = ceil(get_surface_dimensions(self).height);
+		double sw, sh;
+		get_surface_dimensions(self, &sw, &sh);
+		*natural = ceil(sh);
 		*minimum = 1;
 	} else {
 		int dw, dh;
@@ -277,7 +279,9 @@ fiv_view_get_preferred_width(GtkWidget *widget, gint *minimum, gint *natural)
 {
 	FivView *self = FIV_VIEW(widget);
 	if (self->scale_to_fit) {
-		*natural = ceil(get_surface_dimensions(self).width);
+		double sw, sh;
+		get_surface_dimensions(self, &sw, &sh);
+		*natural = ceil(sw);
 		*minimum = 1;
 	} else {
 		int dw, dh;
@@ -295,13 +299,14 @@ fiv_view_size_allocate(GtkWidget *widget, GtkAllocation *allocation)
 	if (!self->image || !self->scale_to_fit)
 		return;
 
-	struct size surface_dimensions = get_surface_dimensions(self);
-	self->scale = 1;
+	double w, h;
+	get_surface_dimensions(self, &w, &h);
 
-	if (ceil(surface_dimensions.width * self->scale) > allocation->width)
-		self->scale = allocation->width / surface_dimensions.width;
-	if (ceil(surface_dimensions.height * self->scale) > allocation->height)
-		self->scale = allocation->height / surface_dimensions.height;
+	self->scale = 1;
+	if (ceil(w * self->scale) > allocation->width)
+		self->scale = allocation->width / w;
+	if (ceil(h * self->scale) > allocation->height)
+		self->scale = allocation->height / h;
 	g_object_notify_by_pspec(G_OBJECT(widget), view_properties[PROP_SCALE]);
 }
 
@@ -369,7 +374,9 @@ fiv_view_draw(GtkWidget *widget, cairo_t *cr)
 		return TRUE;
 
 	int w, h;
+	double sw, sh;
 	get_display_dimensions(self, &w, &h);
+	get_surface_dimensions(self, &sw, &sh);
 
 	double x = 0;
 	double y = 0;
@@ -378,9 +385,7 @@ fiv_view_draw(GtkWidget *widget, cairo_t *cr)
 	if (h < allocation.height)
 		y = round((allocation.height - h) / 2.);
 
-	struct size surface_dimensions = get_surface_dimensions(self);
-	cairo_matrix_t matrix = get_orientation_matrix(
-		self->orientation, surface_dimensions.width, surface_dimensions.height);
+	cairo_matrix_t matrix = get_orientation_matrix(self->orientation, sw, sh);
 	cairo_translate(cr, x, y);
 	if (self->checkerboard) {
 		gtk_style_context_save(style);
@@ -471,28 +476,6 @@ set_scale(FivView *self, double scale)
 	return set_scale_to_fit(self, false);
 }
 
-static gboolean
-set_scale_to_fit_width(FivView *self)
-{
-	double w = get_surface_dimensions(self).width;
-	int allocated = gtk_widget_get_allocated_width(
-		gtk_widget_get_parent(GTK_WIDGET(self)));
-	if (ceil(w * self->scale) > allocated)
-		return set_scale(self, allocated / w);
-	return TRUE;
-}
-
-static gboolean
-set_scale_to_fit_height(FivView *self)
-{
-	double h = get_surface_dimensions(self).height;
-	int allocated = gtk_widget_get_allocated_height(
-		gtk_widget_get_parent(GTK_WIDGET(self)));
-	if (ceil(h * self->scale) > allocated)
-		return set_scale(self, allocated / h);
-	return TRUE;
-}
-
 static gboolean
 fiv_view_scroll_event(GtkWidget *widget, GdkEventScroll *event)
 {
@@ -664,11 +647,12 @@ static void
 on_draw_page(G_GNUC_UNUSED GtkPrintOperation *operation,
 	GtkPrintContext *context, G_GNUC_UNUSED int page_nr, FivView *self)
 {
+	double surface_width_px = 0, surface_height_px = 0;
+	get_surface_dimensions(self, &surface_width_px, &surface_height_px);
+
 	// Any DPI will be wrong, unless we import that information from the image.
 	double scale = 1 / 96.;
-	struct size surface_dimensions = get_surface_dimensions(self);
-	double w = surface_dimensions.width * scale;
-	double h = surface_dimensions.height * scale;
+	double w = surface_width_px * scale, h = surface_height_px * scale;
 
 	// Scale down to fit the print area, taking care to not divide by zero.
 	double areaw = gtk_print_context_get_width(context);
@@ -679,12 +663,12 @@ on_draw_page(G_GNUC_UNUSED GtkPrintOperation *operation,
 	cairo_scale(cr, scale, scale);
 	cairo_set_source_surface(cr, self->frame, 0, 0);
 	cairo_matrix_t matrix = get_orientation_matrix(
-		self->orientation, surface_dimensions.width, surface_dimensions.height);
+		self->orientation, surface_width_px, surface_height_px);
 	cairo_pattern_set_matrix(cairo_get_source(cr), &matrix);
 	cairo_paint(cr);
 }
 
-static void
+static gboolean
 print(FivView *self)
 {
 	GtkPrintOperation *print = gtk_print_operation_new();
@@ -711,6 +695,7 @@ print(FivView *self)
 		show_error_dialog(window, error);
 
 	g_object_unref(print);
+	return TRUE;
 }
 
 static gboolean
@@ -733,32 +718,21 @@ save_as(FivView *self, gboolean frame)
 	GtkFileFilter *webp_filter = gtk_file_filter_new();
 	gtk_file_filter_add_mime_type(webp_filter, "image/webp");
 	gtk_file_filter_add_pattern(webp_filter, "*.webp");
-	gtk_file_filter_set_name(webp_filter, "Lossless WebP (*.webp)");
+	gtk_file_filter_set_name(webp_filter, "Lossless WebP");
 	gtk_file_chooser_add_filter(chooser, webp_filter);
 
-	// Note that GTK+'s save dialog is too stupid to automatically change
-	// the extension when user changes the filter. Presumably,
-	// gtk_file_chooser_set_extra_widget() can be used to circumvent this.
-	gchar *basename = g_filename_display_basename(self->path);
-	gchar *name =
-		g_strdup_printf(frame ? "%s.frame.webp" : "%s.webp", basename);
-	g_free(basename);
-	gtk_file_chooser_set_current_name(chooser, name);
-	g_free(name);
+	// TODO(p): Derive it from the currently displayed filename,
+	// and set the directory to the same place.
+	gtk_file_chooser_set_current_name(
+		chooser, frame ? "frame.webp" : "page.webp");
 #endif  // HAVE_LIBWEBP
 
-	gtk_file_chooser_set_do_overwrite_confirmation(chooser, TRUE);
-
-	gchar *dirname = g_path_get_dirname(self->path);
-	gtk_file_chooser_set_current_folder(chooser, dirname);
-	g_free(dirname);
-
 	// The format is supported by Exiv2 and ExifTool.
 	// This is mostly a developer tool.
 	GtkFileFilter *exv_filter = gtk_file_filter_new();
 	gtk_file_filter_add_mime_type(exv_filter, "image/x-exv");
 	gtk_file_filter_add_pattern(exv_filter, "*.exv");
-	gtk_file_filter_set_name(exv_filter, "Exiv2 metadata (*.exv)");
+	gtk_file_filter_set_name(exv_filter, "Exiv2 metadata");
 	gtk_file_chooser_add_filter(chooser, exv_filter);
 
 	switch (gtk_dialog_run(GTK_DIALOG(dialog))) {
@@ -842,11 +816,6 @@ fiv_view_key_press_event(GtkWidget *widget, GdkEventKey *event)
 	case GDK_KEY_minus:
 		return command(self, FIV_VIEW_COMMAND_ZOOM_OUT);
 
-	case GDK_KEY_w:
-		return set_scale_to_fit_width(self);
-	case GDK_KEY_h:
-		return set_scale_to_fit_height(self);
-
 	case GDK_KEY_x:  // Inspired by gThumb, which has more such modes.
 		return command(self, FIV_VIEW_COMMAND_TOGGLE_SCALE_TO_FIT);
 	case GDK_KEY_i:
@@ -941,7 +910,7 @@ fiv_view_init(FivView *self)
 	self->scale = 1.0;
 }
 
-// --- Public interface --------------------------------------------------------
+// --- Picture loading ---------------------------------------------------------
 
 // TODO(p): Progressive picture loading, or at least async/cancellable.
 gboolean
@@ -958,9 +927,6 @@ fiv_view_open(FivView *self, const gchar *path, GError **error)
 	switch_page(self, self->image);
 	set_scale_to_fit(self, true);
 
-	g_free(self->path);
-	self->path = g_strdup(path);
-
 	g_object_notify_by_pspec(G_OBJECT(self), view_properties[PROP_HAS_IMAGE]);
 	return TRUE;
 }