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;
}
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;
}
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);
}
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);
}
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);
}
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);
}
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);
}
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);
}
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;
}
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);
}
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));
}
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);
}
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);
}
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);
}
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);
}
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);
}
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);
}
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;
}
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;
}
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;
}
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;
}