486 lines
8.7 KiB
C
486 lines
8.7 KiB
C
/* Copyright 2011, 2012, 2014 Bert Muennich
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*
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* This file is part of sxiv.
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*
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* sxiv is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published
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* by the Free Software Foundation; either version 2 of the License,
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* or (at your option) any later version.
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*
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* sxiv is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with sxiv. If not, see <http://www.gnu.org/licenses/>.
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*/
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#define _POSIX_C_SOURCE 200112L
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#define _IMAGE_CONFIG
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <sys/wait.h>
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#include "commands.h"
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#include "image.h"
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#include "options.h"
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#include "thumbs.h"
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#include "util.h"
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#include "config.h"
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void cleanup(void);
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void remove_file(int, bool);
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void load_image(int);
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void open_info(void);
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void redraw(void);
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void reset_cursor(void);
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void animate(void);
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void slideshow(void);
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void set_timeout(timeout_f, int, bool);
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void reset_timeout(timeout_f);
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extern appmode_t mode;
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extern img_t img;
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extern tns_t tns;
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extern win_t win;
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extern fileinfo_t *files;
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extern int filecnt, fileidx;
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extern int alternate;
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extern int markcnt;
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extern int prefix;
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extern bool extprefix;
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const int ss_delays[] = {
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1, 2, 3, 5, 10, 15, 20, 30, 60, 120, 180, 300, 600
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};
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bool cg_quit(arg_t a)
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{
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unsigned int i;
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if (options->to_stdout && markcnt > 0) {
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for (i = 0; i < filecnt; i++) {
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if (files[i].marked)
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printf("%s\n", files[i].name);
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}
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}
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cleanup();
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exit(EXIT_SUCCESS);
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}
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bool cg_switch_mode(arg_t a)
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{
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if (mode == MODE_IMAGE) {
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if (tns.thumbs == NULL)
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tns_init(&tns, files, &filecnt, &fileidx, &win);
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img_close(&img, false);
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reset_timeout(reset_cursor);
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if (img.ss.on) {
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img.ss.on = false;
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reset_timeout(slideshow);
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}
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tns.dirty = true;
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mode = MODE_THUMB;
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} else {
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load_image(fileidx);
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mode = MODE_IMAGE;
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}
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return true;
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}
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bool cg_toggle_fullscreen(arg_t a)
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{
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win_toggle_fullscreen(&win);
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/* redraw after next ConfigureNotify event */
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set_timeout(redraw, TO_REDRAW_RESIZE, false);
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if (mode == MODE_IMAGE)
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img.checkpan = img.dirty = true;
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else
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tns.dirty = true;
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return false;
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}
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bool cg_toggle_bar(arg_t a)
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{
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win_toggle_bar(&win);
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if (mode == MODE_IMAGE) {
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img.checkpan = img.dirty = true;
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if (win.bar.h > 0)
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open_info();
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} else {
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tns.dirty = true;
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}
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return true;
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}
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bool cg_prefix_external(arg_t a)
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{
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extprefix = true;
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return false;
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}
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bool cg_reload_image(arg_t a)
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{
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if (mode == MODE_IMAGE) {
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load_image(fileidx);
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} else {
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win_set_cursor(&win, CURSOR_WATCH);
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if (!tns_load(&tns, fileidx, true)) {
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remove_file(fileidx, false);
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tns.dirty = true;
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}
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}
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return true;
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}
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bool cg_remove_image(arg_t a)
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{
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remove_file(fileidx, true);
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if (mode == MODE_IMAGE)
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load_image(fileidx);
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else
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tns.dirty = true;
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return true;
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}
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bool cg_first(arg_t a)
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{
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if (mode == MODE_IMAGE && fileidx != 0) {
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load_image(0);
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return true;
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} else if (mode == MODE_THUMB && fileidx != 0) {
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fileidx = 0;
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tns.dirty = true;
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return true;
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} else {
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return false;
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}
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}
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bool cg_n_or_last(arg_t a)
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{
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int n = prefix != 0 && prefix - 1 < filecnt ? prefix - 1 : filecnt - 1;
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if (mode == MODE_IMAGE && fileidx != n) {
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load_image(n);
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return true;
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} else if (mode == MODE_THUMB && fileidx != n) {
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fileidx = n;
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tns.dirty = true;
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return true;
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} else {
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return false;
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}
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}
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bool cg_scroll_screen(arg_t a)
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{
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direction_t dir = (direction_t) a;
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if (mode == MODE_IMAGE)
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return img_pan(&img, dir, -1);
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else
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return tns_scroll(&tns, dir, true);
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}
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bool cg_zoom(arg_t a)
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{
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long d = (long) a;
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if (mode == MODE_THUMB)
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return tns_zoom(&tns, d);
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else if (d > 0)
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return img_zoom_in(&img);
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else if (d < 0)
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return img_zoom_out(&img);
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else
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return false;
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}
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bool cg_toggle_image_mark(arg_t a)
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{
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files[fileidx].marked = !files[fileidx].marked;
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markcnt += files[fileidx].marked ? 1 : -1;
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if (mode == MODE_THUMB)
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tns_mark(&tns, fileidx, files[fileidx].marked);
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return true;
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}
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bool cg_reverse_marks(arg_t a)
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{
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int i;
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for (i = 0; i < filecnt; i++) {
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files[i].marked = !files[i].marked;
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markcnt += files[i].marked ? 1 : -1;
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}
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if (mode == MODE_THUMB)
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tns.dirty = true;
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return true;
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}
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bool cg_unmark_all(arg_t a)
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{
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int i;
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for (i = 0; i < filecnt; i++)
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files[i].marked = false;
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markcnt = 0;
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if (mode == MODE_THUMB)
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tns.dirty = true;
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return true;
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}
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bool cg_navigate_marked(arg_t a)
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{
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long n = (long) a;
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int d, i;
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int new = fileidx;
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if (prefix > 0)
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n *= prefix;
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d = n > 0 ? 1 : -1;
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for (i = fileidx + d; n != 0 && i >= 0 && i < filecnt; i += d) {
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if (files[i].marked) {
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n -= d;
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new = i;
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}
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}
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if (new != fileidx) {
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if (mode == MODE_IMAGE) {
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load_image(new);
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} else {
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fileidx = new;
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tns.dirty = true;
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}
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return true;
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} else {
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return false;
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}
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}
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bool ci_navigate(arg_t a)
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{
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long n = (long) a;
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if (prefix > 0)
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n *= prefix;
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n += fileidx;
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if (n < 0)
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n = 0;
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if (n >= filecnt)
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n = filecnt - 1;
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if (n != fileidx) {
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load_image(n);
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return true;
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} else {
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return false;
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}
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}
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bool ci_alternate(arg_t a)
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{
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load_image(alternate);
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return true;
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}
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bool ci_navigate_frame(arg_t a)
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{
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return !img.multi.animate && img_frame_navigate(&img, (long) a);
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}
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bool ci_toggle_animation(arg_t a)
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{
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bool dirty = false;
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if (img.multi.cnt > 0) {
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img.multi.animate = !img.multi.animate;
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if (img.multi.animate) {
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dirty = img_frame_animate(&img);
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set_timeout(animate, img.multi.frames[img.multi.sel].delay, true);
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} else {
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reset_timeout(animate);
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}
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}
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return dirty;
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}
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bool ci_scroll(arg_t a)
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{
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direction_t dir = (direction_t) a;
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return img_pan(&img, dir, prefix);
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}
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bool ci_scroll_to_edge(arg_t a)
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{
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direction_t dir = (direction_t) a;
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return img_pan_edge(&img, dir);
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}
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/* Xlib helper function for i_drag() */
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Bool is_motionnotify(Display *d, XEvent *e, XPointer a)
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{
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return e != NULL && e->type == MotionNotify;
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}
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#define WARP(x,y) \
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XWarpPointer(win.env.dpy, None, win.xwin, 0, 0, 0, 0, x, y); \
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ox = x, oy = y; \
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break
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bool ci_drag(arg_t a)
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{
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int dx = 0, dy = 0, i, ox, oy, x, y;
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unsigned int ui;
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bool dragging = true, next = false;
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XEvent e;
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Window w;
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if (!XQueryPointer(win.env.dpy, win.xwin, &w, &w, &i, &i, &ox, &oy, &ui))
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return false;
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win_set_cursor(&win, CURSOR_HAND);
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while (dragging) {
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if (!next)
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XMaskEvent(win.env.dpy,
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ButtonPressMask | ButtonReleaseMask | PointerMotionMask, &e);
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switch (e.type) {
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case ButtonPress:
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case ButtonRelease:
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dragging = false;
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break;
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case MotionNotify:
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x = e.xmotion.x;
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y = e.xmotion.y;
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/* wrap the mouse around */
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if (x <= 0) {
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WARP(win.w - 2, y);
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} else if (x >= win.w - 1) {
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WARP(1, y);
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} else if (y <= 0) {
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WARP(x, win.h - 2);
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} else if (y >= win.h - 1) {
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WARP(x, 1);
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}
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dx += x - ox;
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dy += y - oy;
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ox = x;
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oy = y;
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break;
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}
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if (dragging)
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next = XCheckIfEvent(win.env.dpy, &e, is_motionnotify, None);
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if ((!dragging || !next) && (dx != 0 || dy != 0)) {
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if (img_move(&img, dx, dy)) {
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img_render(&img);
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win_draw(&win);
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}
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dx = dy = 0;
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}
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}
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win_set_cursor(&win, CURSOR_ARROW);
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set_timeout(reset_cursor, TO_CURSOR_HIDE, true);
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reset_timeout(redraw);
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return true;
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}
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bool ci_set_zoom(arg_t a)
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{
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return img_zoom(&img, (prefix ? prefix : (long) a) / 100.0);
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}
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bool ci_fit_to_win(arg_t a)
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{
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scalemode_t sm = (scalemode_t) a;
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return img_fit_win(&img, sm);
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}
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bool ci_rotate(arg_t a)
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{
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degree_t degree = (degree_t) a;
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img_rotate(&img, degree);
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return true;
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}
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bool ci_flip(arg_t a)
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{
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flipdir_t dir = (flipdir_t) a;
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img_flip(&img, dir);
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return true;
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}
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bool ci_change_gamma(arg_t a)
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{
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return img_change_gamma(&img, (long) a);
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}
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bool ci_toggle_antialias(arg_t a)
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{
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img_toggle_antialias(&img);
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return true;
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}
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bool ci_toggle_alpha(arg_t a)
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{
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img.alpha = !img.alpha;
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img.dirty = true;
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return true;
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}
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bool ci_slideshow(arg_t a)
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{
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if (prefix > 0) {
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img.ss.on = true;
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img.ss.delay = prefix;
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set_timeout(slideshow, img.ss.delay * 1000, true);
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} else if (img.ss.on) {
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img.ss.on = false;
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reset_timeout(slideshow);
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} else {
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img.ss.on = true;
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}
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return true;
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}
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bool ct_move_sel(arg_t a)
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{
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direction_t dir = (direction_t) a;
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return tns_move_selection(&tns, dir, prefix);
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}
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bool ct_reload_all(arg_t a)
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{
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tns_free(&tns);
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tns_init(&tns, files, &filecnt, &fileidx, &win);
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tns.dirty = true;
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return true;
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}
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#undef G_CMD
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#define G_CMD(c) { -1, cg_##c },
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#undef I_CMD
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#define I_CMD(c) { MODE_IMAGE, ci_##c },
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#undef T_CMD
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#define T_CMD(c) { MODE_THUMB, ct_##c },
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const cmd_t cmds[CMD_COUNT] = {
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#include "commands.lst"
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};
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