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//
// fiv-view.h: image viewing widget
//
// Copyright (c) 2021 - 2022, Přemysl Eric Janouch <p@janouch.name>
//
// Permission to use, copy, modify, and/or distribute this software for any
// purpose with or without fee is hereby granted.
//
// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
// SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
// OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
// CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
//
#pragma once
#include <gtk/gtk.h>
#define FIV_TYPE_VIEW (fiv_view_get_type())
G_DECLARE_FINAL_TYPE(FivView, fiv_view, FIV, VIEW, GtkWidget)
/// Try to open the given file, synchronously, to be displayed by the widget.
/// The current image is cleared on failure.
gboolean fiv_view_set_uri(FivView *self, const char *uri);
// And this is how you avoid glib-mkenums.
typedef enum _FivViewCommand {
#define FIV_VIEW_COMMANDS(XX) \
XX(FIV_VIEW_COMMAND_RELOAD, "reload") \
\
XX(FIV_VIEW_COMMAND_ROTATE_LEFT, "rotate-left") \
XX(FIV_VIEW_COMMAND_MIRROR, "mirror") \
XX(FIV_VIEW_COMMAND_ROTATE_RIGHT, "rotate-right") \
\
XX(FIV_VIEW_COMMAND_PAGE_FIRST, "page-first") \
XX(FIV_VIEW_COMMAND_PAGE_PREVIOUS, "page-previous") \
XX(FIV_VIEW_COMMAND_PAGE_NEXT, "page-next") \
XX(FIV_VIEW_COMMAND_PAGE_LAST, "page-last") \
\
XX(FIV_VIEW_COMMAND_FRAME_FIRST, "frame-first") \
XX(FIV_VIEW_COMMAND_FRAME_PREVIOUS, "frame-previous") \
XX(FIV_VIEW_COMMAND_FRAME_NEXT, "frame-next") \
/* Going to the end frame makes no sense, wrap around if needed. */ \
XX(FIV_VIEW_COMMAND_TOGGLE_PLAYBACK, "toggle-playback") \
\
XX(FIV_VIEW_COMMAND_TOGGLE_CMS, "toggle-cms") \
XX(FIV_VIEW_COMMAND_TOGGLE_FILTER, "toggle-filter") \
XX(FIV_VIEW_COMMAND_TOGGLE_CHECKERBOARD, "toggle-checkerboard") \
XX(FIV_VIEW_COMMAND_TOGGLE_ENHANCE, "toggle-enhance") \
XX(FIV_VIEW_COMMAND_COPY, "copy") \
XX(FIV_VIEW_COMMAND_PRINT, "print") \
XX(FIV_VIEW_COMMAND_SAVE_PAGE, "save-page") \
XX(FIV_VIEW_COMMAND_SAVE_FRAME, "save-frame") \
XX(FIV_VIEW_COMMAND_INFO, "info") \
\
XX(FIV_VIEW_COMMAND_ZOOM_IN, "zoom-in") \
XX(FIV_VIEW_COMMAND_ZOOM_OUT, "zoom-out") \
XX(FIV_VIEW_COMMAND_ZOOM_1, "zoom-1") \
XX(FIV_VIEW_COMMAND_FIT_WIDTH, "fit-width") \
XX(FIV_VIEW_COMMAND_FIT_HEIGHT, "fit-height") \
XX(FIV_VIEW_COMMAND_TOGGLE_SCALE_TO_FIT, "toggle-scale-to-fit") \
XX(FIV_VIEW_COMMAND_TOGGLE_FIXATE, "toggle-fixate")
#define XX(constant, name) constant,
FIV_VIEW_COMMANDS(XX)
#undef XX
} FivViewCommand;
GType fiv_view_command_get_type(void) G_GNUC_CONST;
#define FIV_TYPE_VIEW_COMMAND (fiv_view_command_get_type())
/// Execute a user action.
void fiv_view_command(FivView *self, FivViewCommand command);
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