Exemplo n.º 1
0
static void
gth_preview_tool_unset_viewer (GthImageViewerTool *base,
			       GthImageViewer     *viewer)
{
	GthPreviewTool *self = GTH_PREVIEW_TOOL (base);

	gth_image_viewer_set_fit_mode (GTH_IMAGE_VIEWER (viewer), self->priv->original_fit_mode);
	gth_image_viewer_set_zoom_enabled (GTH_IMAGE_VIEWER (viewer), self->priv->original_zoom_enabled);
	self->priv->viewer = NULL;
}
Exemplo n.º 2
0
static void
gth_image_rotator_unset_viewer (GthImageViewerTool *base,
			        GthImageViewer     *viewer)
{
	GthImageRotator *self = GTH_IMAGE_ROTATOR (base);

	gth_image_viewer_set_fit_mode (GTH_IMAGE_VIEWER (viewer), self->priv->original_fit_mode);
	gth_image_viewer_set_zoom_enabled (GTH_IMAGE_VIEWER (viewer), self->priv->original_zoom_enabled);
	self->priv->viewer = NULL;
}
Exemplo n.º 3
0
static void
gth_file_tool_negative_activate (GthFileTool *base)
{
	GtkWidget       *window;
	GtkWidget       *viewer_page;
	GtkWidget       *viewer;
	cairo_surface_t *image;
	NegativeData    *negative_data;
	GthTask         *task;

	window = gth_file_tool_get_window (base);
	viewer_page = gth_browser_get_viewer_page (GTH_BROWSER (window));
	if (! GTH_IS_IMAGE_VIEWER_PAGE (viewer_page))
		return;

	viewer = gth_image_viewer_page_get_image_viewer (GTH_IMAGE_VIEWER_PAGE (viewer_page));
	image = gth_image_viewer_get_current_image (GTH_IMAGE_VIEWER (viewer));
	if (image == NULL)
		return;

	negative_data = g_new0 (NegativeData, 1);
	negative_data->viewer_page = viewer_page;
	negative_data->source = cairo_surface_reference (image);
	task = gth_async_task_new (negative_init,
				   negative_exec,
				   negative_after,
				   negative_data,
				   negative_data_free);
	gth_browser_exec_task (GTH_BROWSER (window), task, FALSE);

	g_object_unref (task);
}
Exemplo n.º 4
0
void
gth_browser_activate_image_zoom  (GSimpleAction	*action,
				  GVariant	*parameter,
				  gpointer	 user_data)
{
	GthBrowser     *browser = user_data;
	const char     *state;
	GthImageViewer *image_viewer;

	state = g_variant_get_string (parameter, NULL);
	g_simple_action_set_state (action, g_variant_new_string (state));

	if (state == NULL)
		return;

	image_viewer = GTH_IMAGE_VIEWER (gth_image_viewer_page_get_image_viewer (GTH_IMAGE_VIEWER_PAGE (gth_browser_get_viewer_page (browser))));
	if (strcmp (state, "automatic") == 0)
		gth_image_viewer_set_fit_mode (image_viewer, GTH_FIT_SIZE_IF_LARGER);
	else if (strcmp (state, "fit") == 0)
		gth_image_viewer_set_fit_mode (image_viewer, GTH_FIT_SIZE);
	else if (strcmp (state, "fit-width") == 0)
		gth_image_viewer_set_fit_mode (image_viewer, GTH_FIT_WIDTH);
	else if (strcmp (state, "fit-height") == 0)
		gth_image_viewer_set_fit_mode (image_viewer, GTH_FIT_HEIGHT);
	else if (strcmp (state, "50") == 0)
		gth_image_viewer_set_zoom (image_viewer, 0.5);
	else if (strcmp (state, "100") == 0)
		gth_image_viewer_set_zoom (image_viewer, 1.0);
	else if (strcmp (state, "200") == 0)
		gth_image_viewer_set_zoom (image_viewer, 2.0);
	else if (strcmp (state, "300") == 0)
		gth_image_viewer_set_zoom (image_viewer, 3.0);
}
Exemplo n.º 5
0
static void
update_preview_image (GthPreviewTool *self)
{
	cairo_surface_t *image;
	int              width;
	int              height;
	GtkAllocation    allocation;
	int              max_size;

	if (self->priv->preview_image != NULL) {
		cairo_surface_destroy (self->priv->preview_image);
		self->priv->preview_image = NULL;
	}

	image = gth_image_viewer_get_current_image (GTH_IMAGE_VIEWER (self->priv->viewer));
	if (image == NULL)
		return;

	width = cairo_image_surface_get_width (image);
	height = cairo_image_surface_get_height (image);
	gtk_widget_get_allocation (GTK_WIDGET (self->priv->viewer), &allocation);
	max_size = MAX (allocation.width, allocation.height) / G_SQRT2 + 2;
	if (scale_keeping_ratio (&width, &height, max_size, max_size, FALSE))
		self->priv->preview_image = _cairo_image_surface_scale_bilinear (image, width, height);
	else
		self->priv->preview_image = cairo_surface_reference (image);

	self->priv->preview_image_area.width = width;
	self->priv->preview_image_area.height = height;
	self->priv->preview_image_area.x = MAX ((allocation.width - self->priv->preview_image_area.width) / 2 - 0.5, 0);
	self->priv->preview_image_area.y = MAX ((allocation.height - self->priv->preview_image_area.height) / 2 - 0.5, 0);
}
Exemplo n.º 6
0
static void
gth_image_rotator_set_viewer (GthImageViewerTool *base,
			      GthImageViewer     *viewer)
{
	GthImageRotator *self = GTH_IMAGE_ROTATOR (base);
	GdkCursor       *cursor;

	self->priv->viewer = viewer;
	self->priv->original_fit_mode = gth_image_viewer_get_fit_mode (GTH_IMAGE_VIEWER (viewer));
	self->priv->original_zoom_enabled = gth_image_viewer_get_zoom_enabled (GTH_IMAGE_VIEWER (viewer));
	gth_image_viewer_set_fit_mode (GTH_IMAGE_VIEWER (viewer), GTH_FIT_SIZE_IF_LARGER);
	gth_image_viewer_set_zoom_enabled (GTH_IMAGE_VIEWER (viewer), FALSE);

	cursor = gdk_cursor_new (GDK_LEFT_PTR);
	gth_image_viewer_set_cursor (self->priv->viewer, cursor);
	g_object_unref (cursor);
}
Exemplo n.º 7
0
void
gth_browser_activate_image_zoom_100 (GSimpleAction	*action,
				     GVariant		*parameter,
				     gpointer		 user_data)
{
	GthBrowser	   *browser = user_data;
	GthImageViewerPage *self = GTH_IMAGE_VIEWER_PAGE (gth_browser_get_viewer_page (browser));

	gth_image_viewer_set_zoom (GTH_IMAGE_VIEWER (gth_image_viewer_page_get_image_viewer (self)), 1.0);
}
Exemplo n.º 8
0
void
gth_browser_activate_image_zoom_fit_width (GSimpleAction	*action,
					   GVariant		*parameter,
					   gpointer		 user_data)
{
	GthBrowser	   *browser = user_data;
	GthImageViewerPage *self = GTH_IMAGE_VIEWER_PAGE (gth_browser_get_viewer_page (browser));

	gth_image_viewer_set_fit_mode (GTH_IMAGE_VIEWER (gth_image_viewer_page_get_image_viewer (self)), GTH_FIT_WIDTH);
}
Exemplo n.º 9
0
static gboolean
apply_cb (gpointer user_data)
{
	GthFileToolSharpen *self = user_data;
	GthImageViewer     *preview;

	if (self->priv->apply_event != 0) {
		g_source_remove (self->priv->apply_event);
		self->priv->apply_event = 0;
	}

	preview = GTH_IMAGE_VIEWER (self->priv->preview);
	if (self->priv->show_preview) {
		SharpenData     *sharpen_data;
		int              x, y, w ,h;
		cairo_surface_t *preview_surface;
		cairo_t         *cr;

		sharpen_data = sharpen_data_new (self);
		x = MAX (gtk_adjustment_get_value (preview->hadj), 0);
		y = MAX (gtk_adjustment_get_value (preview->vadj), 0);
		w = MIN (gtk_adjustment_get_page_size (preview->hadj), cairo_image_surface_get_width (self->priv->source));
		h = MIN (gtk_adjustment_get_page_size (preview->vadj), cairo_image_surface_get_height (self->priv->source));

		if ((w < 0) || (h < 0))
			return FALSE;

		cairo_surface_destroy (self->priv->destination);
		self->priv->destination = _cairo_image_surface_copy (self->priv->source);

		/* FIXME: use a cairo sub-surface when cairo 1.10 will be requiered */

		preview_surface = _cairo_image_surface_copy_subsurface (self->priv->destination, x, y, w, h);
		_cairo_image_surface_sharpen (preview_surface,
					      sharpen_data->radius,
					      sharpen_data->amount,
					      sharpen_data->threshold);

		cr = cairo_create (self->priv->destination);
		cairo_set_source_surface (cr, preview_surface, x, y);
		cairo_rectangle (cr, x, y, w, h);
		cairo_fill (cr);
		cairo_destroy (cr);

		gth_image_viewer_set_surface (preview, self->priv->destination, -1, -1);

		cairo_surface_destroy (preview_surface);
		sharpen_data_free (sharpen_data);
	}
	else
		gth_image_viewer_set_surface (preview, self->priv->source, -1, -1);

	return FALSE;
}
Exemplo n.º 10
0
void
gth_browser_activate_step_animation (GSimpleAction	*action,
				     GVariant		*state,
				     gpointer	 	 user_data)
{
	GthBrowser     *browser = user_data;
	GthViewerPage  *viewer_page;
	GthImageViewer *image_viewer;

	viewer_page = gth_browser_get_viewer_page (browser);
	image_viewer = GTH_IMAGE_VIEWER (gth_image_viewer_page_get_image_viewer (GTH_IMAGE_VIEWER_PAGE (viewer_page)));
	gth_image_viewer_step_animation (image_viewer);
}
Exemplo n.º 11
0
static void
preview_size_allocate_cb (GtkWidget    *widget,
			  GdkRectangle *allocation,
			  gpointer      user_data)
{
	GthFileToolSharpen *self = user_data;

	if (! self->priv->first_allocation)
		return;
	self->priv->first_allocation = FALSE;

	gth_image_viewer_scroll_to_center (GTH_IMAGE_VIEWER (self->priv->preview));
}
Exemplo n.º 12
0
static void
gth_file_tool_resize_destroy_options (GthFileTool *base)
{
	GthFileToolResize *self;
	GtkWidget         *window;
	GtkWidget         *viewer_page;
	GtkWidget         *viewer;
	GSettings         *viewer_settings;

	self = (GthFileToolResize *) base;

	if (self->priv->update_size_id != 0) {
		g_source_remove (self->priv->update_size_id);
		self->priv->update_size_id = 0;
	}

	if (self->priv->builder != NULL) {
		int unit;

		/* save the dialog options */

		unit = gtk_combo_box_get_active (GTK_COMBO_BOX (GET_WIDGET ("unit_combobox")));
		g_settings_set_enum (self->priv->settings, PREF_RESIZE_UNIT, unit);
		g_settings_set_double (self->priv->settings, PREF_RESIZE_WIDTH, (float) gtk_spin_button_get_value (GTK_SPIN_BUTTON (GET_WIDGET ("resize_width_spinbutton"))));
		g_settings_set_double (self->priv->settings, PREF_RESIZE_HEIGHT, (float) gtk_spin_button_get_value (GTK_SPIN_BUTTON (GET_WIDGET ("resize_height_spinbutton"))));
		g_settings_set_int (self->priv->settings, PREF_RESIZE_ASPECT_RATIO_WIDTH, gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON (GET_WIDGET ("ratio_w_spinbutton"))));
		g_settings_set_int (self->priv->settings, PREF_RESIZE_ASPECT_RATIO_HEIGHT, gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON (GET_WIDGET ("ratio_h_spinbutton"))));
		g_settings_set_enum (self->priv->settings, PREF_RESIZE_ASPECT_RATIO, gtk_combo_box_get_active (GTK_COMBO_BOX (self->priv->ratio_combobox)));
		g_settings_set_boolean (self->priv->settings, PREF_RESIZE_ASPECT_RATIO_INVERT, gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (GET_WIDGET ("invert_ratio_checkbutton"))));
		g_settings_set_boolean (self->priv->settings, PREF_RESIZE_HIGH_QUALITY, gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (GET_WIDGET ("high_quality_checkbutton"))));

		/* destroy the options data */

		_cairo_clear_surface (&self->priv->new_image);
		_cairo_clear_surface (&self->priv->preview);
		_g_clear_object (&self->priv->builder);
	}

	window = gth_file_tool_get_window (GTH_FILE_TOOL (self));
	viewer_page = gth_browser_get_viewer_page (GTH_BROWSER (window));
	gth_image_viewer_page_reset_viewer_tool (GTH_IMAGE_VIEWER_PAGE (viewer_page));

	/* restore the zoom quality */

	viewer = gth_image_viewer_page_get_image_viewer (GTH_IMAGE_VIEWER_PAGE (viewer_page));
	viewer_settings = g_settings_new (GTHUMB_IMAGE_VIEWER_SCHEMA);
	gth_image_viewer_set_zoom_quality (GTH_IMAGE_VIEWER (viewer),
					   g_settings_get_enum (viewer_settings, PREF_IMAGE_VIEWER_ZOOM_QUALITY));

	g_object_unref (viewer_settings);
}
Exemplo n.º 13
0
void
gth_browser_activate_toggle_animation (GSimpleAction	*action,
				       GVariant		*state,
				       gpointer	 	 user_data)
{
	GthBrowser     *browser = user_data;
	GthViewerPage  *viewer_page;
	GthImageViewer *image_viewer;

	g_simple_action_set_state (action, state);

	viewer_page = gth_browser_get_viewer_page (browser);
	image_viewer = GTH_IMAGE_VIEWER (gth_image_viewer_page_get_image_viewer (GTH_IMAGE_VIEWER_PAGE (viewer_page)));

	if (gth_image_viewer_is_playing_animation (image_viewer))
		gth_image_viewer_stop_animation (image_viewer);
	else
		gth_image_viewer_start_animation (image_viewer);
	gth_viewer_page_update_sensitivity (viewer_page);
}
Exemplo n.º 14
0
static void
update_image_surface (GthImageRotator *self)
{
	GtkAllocation    allocation;
	cairo_surface_t *image;
	int              max_size;
	int              width;
	int              height;
	cairo_surface_t *preview_image;

	if (self->priv->preview_image != NULL) {
		cairo_surface_destroy (self->priv->preview_image);
		self->priv->preview_image = NULL;
	}

	image = gth_image_viewer_get_current_image (GTH_IMAGE_VIEWER (self->priv->viewer));
	if (image == NULL)
		return;

	self->priv->original_width = cairo_image_surface_get_width (image);
	self->priv->original_height = cairo_image_surface_get_height (image);
	width = self->priv->original_width;
	height = self->priv->original_height;
	gtk_widget_get_allocation (GTK_WIDGET (self->priv->viewer), &allocation);
	max_size = MAX (allocation.width, allocation.height) / G_SQRT2 + 2;
	if (scale_keeping_ratio (&width, &height, max_size, max_size, FALSE))
		preview_image = _cairo_image_surface_scale_bilinear (image, width, height);
	else
		preview_image = cairo_surface_reference (image);

	self->priv->preview_zoom = (double) width / self->priv->original_width;
	self->priv->preview_image = preview_image;
	self->priv->preview_image_area.width = width;
	self->priv->preview_image_area.height = height;
	self->priv->preview_image_area.x = MAX ((allocation.width - self->priv->preview_image_area.width) / 2 - 0.5, 0);
	self->priv->preview_image_area.y = MAX ((allocation.height - self->priv->preview_image_area.height) / 2 - 0.5, 0);

	_gth_image_rotator_update_tranformation_matrix (self);
}
Exemplo n.º 15
0
static void
gth_file_tool_adjust_contrast_activate (GthFileTool *base)
{
	GtkWidget          *window;
	GtkWidget          *viewer_page;
	GtkWidget          *viewer;
	cairo_surface_t    *image;
	AdjustContrastData *adjust_contrast_data;
	GthTask            *task;

	window = gth_file_tool_get_window (base);
	viewer_page = gth_browser_get_viewer_page (GTH_BROWSER (window));
	if (! GTH_IS_IMAGE_VIEWER_PAGE (viewer_page))
		return;

	viewer = gth_image_viewer_page_get_image_viewer (GTH_IMAGE_VIEWER_PAGE (viewer_page));
	image = gth_image_viewer_get_current_image (GTH_IMAGE_VIEWER (viewer));
	if (image == NULL)
		return;

	adjust_contrast_data = g_new0 (AdjustContrastData, 1);
	adjust_contrast_data->viewer_page = g_object_ref (viewer_page);
	adjust_contrast_data->source = cairo_surface_reference (image);
	adjust_contrast_data->lowest = NULL;
	adjust_contrast_data->highest = NULL;
	adjust_contrast_data->factor = NULL;
	task = gth_image_task_new (_("Applying changes"),
				   NULL,
				   adjust_contrast_exec,
				   adjust_contrast_after,
				   adjust_contrast_data,
				   adjust_contrast_data_free);
	g_signal_connect (task,
			  "completed",
			  G_CALLBACK (image_task_completed_cb),
			  base);
	gth_browser_exec_task (GTH_BROWSER (window), task, FALSE);
}
Exemplo n.º 16
0
static void
gth_file_tool_rotate_left_activate (GthFileTool *base)
{
	GtkWidget       *window;
	GtkWidget       *viewer_page;
	GtkWidget       *viewer;
	cairo_surface_t *old_image;
	cairo_surface_t *new_image;

	window = gth_file_tool_get_window (base);
	viewer_page = gth_browser_get_viewer_page (GTH_BROWSER (window));
	if (! GTH_IS_IMAGE_VIEWER_PAGE (viewer_page))
		return;

	viewer = gth_image_viewer_page_get_image_viewer (GTH_IMAGE_VIEWER_PAGE (viewer_page));
	old_image = gth_image_viewer_get_current_image (GTH_IMAGE_VIEWER (viewer));
	if (old_image == NULL)
		return;

	new_image = _cairo_image_surface_transform (old_image, GTH_TRANSFORM_ROTATE_270);
	gth_image_viewer_page_set_image (GTH_IMAGE_VIEWER_PAGE (viewer_page), new_image, TRUE);

	cairo_surface_destroy (new_image);
}
Exemplo n.º 17
0
static void
gth_file_tool_mirror_activate (GthFileTool *base)
{
	GtkWidget *window;
	GtkWidget *viewer_page;
	GtkWidget *viewer;
	GdkPixbuf *src_pixbuf;
	GdkPixbuf *dest_pixbuf;

	window = gth_file_tool_get_window (base);
	viewer_page = gth_browser_get_viewer_page (GTH_BROWSER (window));
	if (! GTH_IS_IMAGE_VIEWER_PAGE (viewer_page))
		return;

	viewer = gth_image_viewer_page_get_image_viewer (GTH_IMAGE_VIEWER_PAGE (viewer_page));
	src_pixbuf = gth_image_viewer_get_current_pixbuf (GTH_IMAGE_VIEWER (viewer));
	if (src_pixbuf == NULL)
		return;

	dest_pixbuf = _gdk_pixbuf_transform (src_pixbuf, GTH_TRANSFORM_FLIP_H);
	gth_image_viewer_page_set_pixbuf (GTH_IMAGE_VIEWER_PAGE (viewer_page), dest_pixbuf, TRUE);

	g_object_unref (dest_pixbuf);
}
Exemplo n.º 18
0
static GtkWidget *
gth_file_tool_sharpen_get_options (GthFileTool *base)
{
	GthFileToolSharpen *self;
	GtkWidget          *window;
	GtkWidget          *viewer_page;
	GtkWidget          *viewer;
	GtkWidget          *options;
	GtkWidget          *image_navigator;

	self = (GthFileToolSharpen *) base;

	window = gth_file_tool_get_window (base);
	viewer_page = gth_browser_get_viewer_page (GTH_BROWSER (window));
	if (! GTH_IS_IMAGE_VIEWER_PAGE (viewer_page))
		return NULL;

	cairo_surface_destroy (self->priv->source);
	cairo_surface_destroy (self->priv->destination);

	viewer = gth_image_viewer_page_get_image_viewer (GTH_IMAGE_VIEWER_PAGE (viewer_page));
	self->priv->source = cairo_surface_reference (gth_image_viewer_get_current_image (GTH_IMAGE_VIEWER (viewer)));
	if (self->priv->source == NULL)
		return NULL;

	self->priv->destination = NULL;
	self->priv->first_allocation = TRUE;

	self->priv->builder = _gtk_builder_new_from_file ("sharpen-options.ui", "file_tools");
	options = _gtk_builder_get_widget (self->priv->builder, "options");
	gtk_widget_show (options);

	self->priv->preview = gth_image_viewer_new ();
	gth_image_viewer_set_reset_scrollbars (GTH_IMAGE_VIEWER (self->priv->preview), FALSE);
	gth_image_viewer_set_fit_mode (GTH_IMAGE_VIEWER (self->priv->preview), GTH_FIT_NONE);
	gth_image_viewer_set_zoom_change (GTH_IMAGE_VIEWER (self->priv->preview), GTH_ZOOM_CHANGE_KEEP_PREV);
	gth_image_viewer_set_zoom (GTH_IMAGE_VIEWER (self->priv->preview), 1.0);
	gth_image_viewer_enable_zoom_with_keys (GTH_IMAGE_VIEWER (self->priv->preview), FALSE);
	gth_image_viewer_set_surface (GTH_IMAGE_VIEWER (self->priv->preview), self->priv->source, -1, -1);
	image_navigator = gth_image_navigator_new (GTH_IMAGE_VIEWER (self->priv->preview));
	gtk_widget_show_all (image_navigator);
	gtk_box_pack_start (GTK_BOX (GET_WIDGET ("preview_hbox")), image_navigator, TRUE, TRUE, 0);

	self->priv->amount_adj = gth_color_scale_label_new (GET_WIDGET ("amount_hbox"),
						            GTK_LABEL (GET_WIDGET ("amount_label")),
						            GTH_COLOR_SCALE_DEFAULT,
						            DEFAULT_AMOUNT, 0.0, 500.0, 1.0, 1.0, "%.0f");
	self->priv->radius_adj = gth_color_scale_label_new (GET_WIDGET ("radius_hbox"),
						            GTK_LABEL (GET_WIDGET ("radius_label")),
						            GTH_COLOR_SCALE_DEFAULT,
						            DEFAULT_RADIUS, 0.0, 10.0, 1.0, 1.0, "%.0f");
	self->priv->threshold_adj = gth_color_scale_label_new (GET_WIDGET ("threshold_hbox"),
							       GTK_LABEL (GET_WIDGET ("threshold_label")),
							       GTH_COLOR_SCALE_DEFAULT,
							       DEFAULT_THRESHOLD, 0.0, 255.0, 1.0, 1.0, "%.0f");

	g_signal_connect (GET_WIDGET ("ok_button"),
			  "clicked",
			  G_CALLBACK (ok_button_clicked_cb),
			  self);
	g_signal_connect_swapped (GET_WIDGET ("cancel_button"),
				  "clicked",
				  G_CALLBACK (gth_file_tool_cancel),
				  self);
	g_signal_connect (GET_WIDGET ("reset_button"),
			  "clicked",
			  G_CALLBACK (reset_button_clicked_cb),
			  self);
	g_signal_connect (G_OBJECT (self->priv->radius_adj),
			  "value-changed",
			  G_CALLBACK (value_changed_cb),
			  self);
	g_signal_connect (G_OBJECT (self->priv->amount_adj),
			  "value-changed",
			  G_CALLBACK (value_changed_cb),
			  self);
	g_signal_connect (G_OBJECT (self->priv->threshold_adj),
			  "value-changed",
			  G_CALLBACK (value_changed_cb),
			  self);
	g_signal_connect (GTH_IMAGE_VIEWER (self->priv->preview)->hadj,
			  "value-changed",
			  G_CALLBACK (value_changed_cb),
			  self);
	g_signal_connect (GTH_IMAGE_VIEWER (self->priv->preview)->vadj,
			  "value-changed",
			  G_CALLBACK (value_changed_cb),
			  self);
	g_signal_connect (GET_WIDGET ("preview_checkbutton"),
			  "clicked",
			  G_CALLBACK (preview_checkbutton_toggled_cb),
			  self);
	g_signal_connect_after (self->priv->preview,
				"size-allocate",
				G_CALLBACK (preview_size_allocate_cb),
				self);

	return options;
}
Exemplo n.º 19
0
static GtkWidget *
gth_file_tool_adjust_contrast_get_options (GthFileTool *base)
{
	GthFileToolAdjustContrast *self;
	GtkWidget                 *window;
	GtkWidget                 *viewer_page;
	GtkWidget                 *viewer;
	cairo_surface_t           *source;
	GtkWidget                 *options;
	int                        width, height;
	GtkAllocation              allocation;
	GtkWidget                 *filter_grid;

	self = (GthFileToolAdjustContrast *) base;

	window = gth_file_tool_get_window (base);
	viewer_page = gth_browser_get_viewer_page (GTH_BROWSER (window));
	if (! GTH_IS_IMAGE_VIEWER_PAGE (viewer_page))
		return NULL;

	_cairo_clear_surface (&self->priv->preview);
	_cairo_clear_surface (&self->priv->destination);

	viewer = gth_image_viewer_page_get_image_viewer (GTH_IMAGE_VIEWER_PAGE (viewer_page));
	source = gth_image_viewer_page_tool_get_source (GTH_IMAGE_VIEWER_PAGE_TOOL (self));
	if (source == NULL)
		return NULL;

	width = cairo_image_surface_get_width (source);
	height = cairo_image_surface_get_height (source);
	gtk_widget_get_allocation (GTK_WIDGET (viewer), &allocation);
	if (scale_keeping_ratio (&width, &height, PREVIEW_SIZE * allocation.width, PREVIEW_SIZE * allocation.height, FALSE))
		self->priv->preview = _cairo_image_surface_scale_fast (source, width, height);
	else
		self->priv->preview = cairo_surface_reference (source);

	self->priv->destination = cairo_surface_reference (self->priv->preview);
	self->priv->apply_to_original = FALSE;
	self->priv->closing = FALSE;

	self->priv->builder = _gtk_builder_new_from_file ("adjust-contrast-options.ui", "file_tools");
	options = _gtk_builder_get_widget (self->priv->builder, "options");
	gtk_widget_show (options);

	filter_grid = gth_filter_grid_new ();
	gth_filter_grid_add_filter (GTH_FILTER_GRID (filter_grid),
				    METHOD_STRETCH_0_5,
				    get_image_task_for_method (METHOD_STRETCH_0_5),
				    _("Stretch"),
				    _("Stretch the histogram trimming the 0.5%"));
	gth_filter_grid_add_filter (GTH_FILTER_GRID (filter_grid),
				    METHOD_EQUALIZE_SQUARE_ROOT,
				    get_image_task_for_method (METHOD_EQUALIZE_SQUARE_ROOT),
				    _("Equalize"),
				    _("Equalize the histogram using the square root function"));
	gth_filter_grid_add_filter (GTH_FILTER_GRID (filter_grid),
				    METHOD_EQUALIZE_LINEAR,
				    get_image_task_for_method (METHOD_EQUALIZE_LINEAR),
				    _("Uniform"),
				    _("Equalize the histogram using the linear function"));

	g_signal_connect (filter_grid,
			  "activated",
			  G_CALLBACK (filter_grid_activated_cb),
			  self);

	gtk_widget_show (filter_grid);
	gtk_box_pack_start (GTK_BOX (GET_WIDGET ("filter_grid_box")), filter_grid, TRUE, FALSE, 0);

	self->priv->preview_tool = gth_preview_tool_new ();
	gth_preview_tool_set_image (GTH_PREVIEW_TOOL (self->priv->preview_tool), self->priv->preview);
	gth_image_viewer_set_tool (GTH_IMAGE_VIEWER (viewer), self->priv->preview_tool);
	gth_filter_grid_activate (GTH_FILTER_GRID (filter_grid), METHOD_STRETCH_0_5);
	gth_filter_grid_generate_previews (GTH_FILTER_GRID (filter_grid), source);

	return options;
}
Exemplo n.º 20
0
static GtkWidget *
gth_file_tool_grayscale_get_options (GthFileTool *base)
{
	GthFileToolGrayscale *self;
	GtkWidget            *window;
	GtkWidget            *viewer_page;
	GtkWidget            *viewer;
	cairo_surface_t      *source;
	GtkWidget            *options;
	int                   width, height;
	GtkAllocation         allocation;

	self = (GthFileToolGrayscale *) base;

	window = gth_file_tool_get_window (base);
	viewer_page = gth_browser_get_viewer_page (GTH_BROWSER (window));
	if (! GTH_IS_IMAGE_VIEWER_PAGE (viewer_page))
		return NULL;

	cairo_surface_destroy (self->priv->destination);
	cairo_surface_destroy (self->priv->preview);

	viewer = gth_image_viewer_page_get_image_viewer (GTH_IMAGE_VIEWER_PAGE (viewer_page));
	source = gth_image_viewer_page_tool_get_source (GTH_IMAGE_VIEWER_PAGE_TOOL (self));
	if (source == NULL)
		return NULL;

	width = cairo_image_surface_get_width (source);
	height = cairo_image_surface_get_height (source);
	gtk_widget_get_allocation (GTK_WIDGET (viewer), &allocation);
	if (scale_keeping_ratio (&width, &height, PREVIEW_SIZE * allocation.width, PREVIEW_SIZE * allocation.height, FALSE))
		self->priv->preview = _cairo_image_surface_scale_bilinear (source, width, height);
	else
		self->priv->preview = cairo_surface_reference (source);

	self->priv->destination = cairo_surface_reference (self->priv->preview);
	self->priv->apply_to_original = FALSE;
	self->priv->closing = FALSE;

	self->priv->builder = _gtk_builder_new_from_file ("grayscale-options.ui", "file_tools");
	options = _gtk_builder_get_widget (self->priv->builder, "options");
	gtk_widget_show (options);

	g_signal_connect (GET_WIDGET ("ok_button"),
			  "clicked",
			  G_CALLBACK (ok_button_clicked_cb),
			  self);
	g_signal_connect_swapped (GET_WIDGET ("cancel_button"),
				  "clicked",
				  G_CALLBACK (gth_file_tool_cancel),
				  self);
	g_signal_connect (GET_WIDGET ("brightness_radiobutton"),
			  "clicked",
			  G_CALLBACK (method_changed_cb),
			  self);
	g_signal_connect (GET_WIDGET ("saturation_radiobutton"),
			  "clicked",
			  G_CALLBACK (method_changed_cb),
			  self);
	g_signal_connect (GET_WIDGET ("average_radiobutton"),
			  "clicked",
			  G_CALLBACK (method_changed_cb),
			  self);
	g_signal_connect (GET_WIDGET ("preview_checkbutton"),
			  "toggled",
			  G_CALLBACK (preview_checkbutton_toggled_cb),
			  self);

	self->priv->preview_tool = gth_preview_tool_new ();
	gth_preview_tool_set_image (GTH_PREVIEW_TOOL (self->priv->preview_tool), self->priv->preview);
	gth_image_viewer_set_tool (GTH_IMAGE_VIEWER (viewer), self->priv->preview_tool);
	apply_changes (self);

	return options;
}
Exemplo n.º 21
0
static GtkWidget *
gth_file_tool_resize_get_options (GthFileTool *base)
{
	GthFileToolResize *self = (GthFileToolResize *) base;
	cairo_surface_t   *source;
	GtkWidget         *window;
	GtkWidget         *viewer_page;
	GtkWidget         *viewer;
	GtkAllocation      allocation;
	int                preview_width;
	int                preview_height;
	GtkWidget         *options;
	char              *text;

	source = gth_image_viewer_page_tool_get_source (GTH_IMAGE_VIEWER_PAGE_TOOL (self));
	if (source == NULL)
		return NULL;

	self->priv->original_width = cairo_image_surface_get_width (source);
	self->priv->original_height = cairo_image_surface_get_height (source);

	window = gth_file_tool_get_window (base);
	viewer_page = gth_browser_get_viewer_page (GTH_BROWSER (window));
	viewer = gth_image_viewer_page_get_image_viewer (GTH_IMAGE_VIEWER_PAGE (viewer_page));

	gtk_widget_get_allocation (GTK_WIDGET (viewer), &allocation);
	preview_width = self->priv->original_width;
	preview_height = self->priv->original_height;
	if (scale_keeping_ratio (&preview_width, &preview_height, allocation.width, allocation.height, FALSE))
		self->priv->preview = _cairo_image_surface_scale_fast (source, preview_width, preview_height);
	else
		self->priv->preview = cairo_surface_reference (source);

	_gtk_widget_get_screen_size (window, &self->priv->screen_width, &self->priv->screen_height);
	self->priv->new_image = NULL;
	self->priv->new_width = self->priv->original_width;
	self->priv->new_height = self->priv->original_height;
	self->priv->high_quality = g_settings_get_boolean (self->priv->settings, PREF_RESIZE_HIGH_QUALITY);
	self->priv->unit = g_settings_get_enum (self->priv->settings, PREF_RESIZE_UNIT);
	self->priv->builder = _gtk_builder_new_from_file ("resize-options.ui", "file_tools");
	self->priv->apply_to_original = FALSE;

	update_dimensione_info_label (self,
				      "original_dimensions_label",
				      self->priv->original_width,
				      self->priv->original_height,
				      TRUE);

	options = _gtk_builder_get_widget (self->priv->builder, "options");
	gtk_widget_show (options);

	if (self->priv->unit == GTH_UNIT_PIXELS) {
		gtk_spin_button_set_digits (GTK_SPIN_BUTTON (GET_WIDGET ("resize_width_spinbutton")), 0);
		gtk_spin_button_set_digits (GTK_SPIN_BUTTON (GET_WIDGET ("resize_height_spinbutton")), 0);
		gtk_spin_button_set_value (GTK_SPIN_BUTTON (GET_WIDGET ("resize_width_spinbutton")),
					   g_settings_get_double (self->priv->settings, PREF_RESIZE_WIDTH));
		gtk_spin_button_set_value (GTK_SPIN_BUTTON (GET_WIDGET ("resize_height_spinbutton")),
					   g_settings_get_double (self->priv->settings, PREF_RESIZE_HEIGHT));
	}
	else if (self->priv->unit == GTH_UNIT_PERCENTAGE) {
		gtk_spin_button_set_digits (GTK_SPIN_BUTTON (GET_WIDGET ("resize_width_spinbutton")), 2);
		gtk_spin_button_set_digits (GTK_SPIN_BUTTON (GET_WIDGET ("resize_height_spinbutton")), 2);
		gtk_spin_button_set_value (GTK_SPIN_BUTTON (GET_WIDGET ("resize_width_spinbutton")),
					   g_settings_get_double (self->priv->settings, PREF_RESIZE_WIDTH));
		gtk_spin_button_set_value (GTK_SPIN_BUTTON (GET_WIDGET ("resize_height_spinbutton")),
					   g_settings_get_double (self->priv->settings, PREF_RESIZE_HEIGHT));
	}
	gtk_combo_box_set_active (GTK_COMBO_BOX (GET_WIDGET ("unit_combobox")), self->priv->unit);

	self->priv->ratio_combobox = _gtk_combo_box_new_with_texts (_("None"), _("Square"), NULL);
	text = g_strdup_printf (_("%d x %d (Image)"), self->priv->original_width, self->priv->original_height);
	gtk_label_set_text (GTK_LABEL (GET_WIDGET ("image_size_label")), text);
	gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (self->priv->ratio_combobox), text);
	g_free (text);
	text = g_strdup_printf (_("%d x %d (Screen)"), self->priv->screen_width, self->priv->screen_height);
	gtk_label_set_text (GTK_LABEL (GET_WIDGET ("screen_size_label")), text);
	gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (self->priv->ratio_combobox), text);
	g_free (text);
	_gtk_combo_box_append_texts (GTK_COMBO_BOX_TEXT (self->priv->ratio_combobox),
				     _("5:4"),
				     _("4:3 (DVD, Book)"),
				     _("7:5"),
				     _("3:2 (Postcard)"),
				     _("16:10"),
				     _("16:9 (DVD)"),
				     _("1.85:1"),
				     _("2.39:1"),
				     _("Custom"),
				     NULL);
	gtk_widget_show (self->priv->ratio_combobox);
	gtk_box_pack_start (GTK_BOX (GET_WIDGET ("ratio_combobox_box")), self->priv->ratio_combobox, TRUE, TRUE, 0);

	gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (GET_WIDGET ("high_quality_checkbutton")),
				      self->priv->high_quality);
	gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (GET_WIDGET ("invert_ratio_checkbutton")),
				      g_settings_get_boolean (self->priv->settings, PREF_RESIZE_ASPECT_RATIO_INVERT));

	gtk_spin_button_set_value (GTK_SPIN_BUTTON (GET_WIDGET ("ratio_w_spinbutton")),
				   MAX (g_settings_get_int (self->priv->settings, PREF_RESIZE_ASPECT_RATIO_WIDTH), 1));
	gtk_spin_button_set_value (GTK_SPIN_BUTTON (GET_WIDGET ("ratio_h_spinbutton")),
				   MAX (g_settings_get_int (self->priv->settings, PREF_RESIZE_ASPECT_RATIO_HEIGHT), 1));

	g_signal_connect_swapped (GET_WIDGET ("options_close_button"),
				  "clicked",
				  G_CALLBACK (gtk_widget_hide),
				  GET_WIDGET ("options_dialog"));
	g_signal_connect (GET_WIDGET ("options_dialog"),
			  "delete-event",
			  G_CALLBACK (gtk_widget_hide_on_delete),
			  NULL);
	g_signal_connect (GET_WIDGET ("resize_width_spinbutton"),
			  "value-changed",
			  G_CALLBACK (selection_width_value_changed_cb),
			  self);
	g_signal_connect (GET_WIDGET ("resize_height_spinbutton"),
			  "value-changed",
			  G_CALLBACK (selection_height_value_changed_cb),
			  self);
	g_signal_connect (GET_WIDGET ("high_quality_checkbutton"),
			  "toggled",
			  G_CALLBACK (high_quality_checkbutton_toggled_cb),
			  self);
	g_signal_connect (GET_WIDGET ("unit_combobox"),
			  "changed",
			  G_CALLBACK (unit_combobox_changed_cb),
			  self);
	g_signal_connect (self->priv->ratio_combobox,
			  "changed",
			  G_CALLBACK (ratio_combobox_changed_cb),
			  self);
	g_signal_connect (GET_WIDGET ("ratio_w_spinbutton"),
			  "value_changed",
			  G_CALLBACK (ratio_value_changed_cb),
			  self);
	g_signal_connect (GET_WIDGET ("ratio_h_spinbutton"),
			  "value_changed",
			  G_CALLBACK (ratio_value_changed_cb),
			  self);
	g_signal_connect (GET_WIDGET ("invert_ratio_checkbutton"),
			  "toggled",
			  G_CALLBACK (invert_ratio_changed_cb),
			  self);
	g_signal_connect (GET_WIDGET ("image_size_button"),
			  "clicked",
			  G_CALLBACK (image_size_button_clicked_cb),
			  self);
	g_signal_connect (GET_WIDGET ("screen_size_button"),
			  "clicked",
			  G_CALLBACK (screen_size_button_clicked_cb),
			  self);

	gtk_combo_box_set_active (GTK_COMBO_BOX (self->priv->ratio_combobox),
				  g_settings_get_enum (self->priv->settings, PREF_RESIZE_ASPECT_RATIO));

	gth_image_viewer_set_zoom_quality (GTH_IMAGE_VIEWER (viewer), GTH_ZOOM_QUALITY_HIGH);

	return options;
}