With the following program using ncurses it opens it in a new window.
libncurses5-dev must be installed for debian-like systems:
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sudo apt-get install libncurses5-dev
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g++ -Wall -std=c++11 `Magick++-config --cxxflags --cppflags` -o example example.cpp `Magick++-config --ldflags --libs` -lncurses
Press <ESCAPE> to end program or <ENTER> to view image.
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#include "../ImageMagick/Magick++/lib/Magick++.h"
#include <iostream>
#include <string>
#include <ncurses.h>
const int ENTER = 10;
const int ESCAPE = 27;
void init_curses()
{
initscr();
raw();
noecho();
cbreak();
curs_set(0);
}
int highlight(int choice, int &selectedIn, int SIZE)
{
int result = 0;
switch (choice) {
case KEY_DOWN: case 'j':
++selectedIn;
if (selectedIn >= SIZE) {
selectedIn = SIZE - 1;
}
break;
case KEY_UP: case 'k':
--selectedIn;
if (selectedIn < 0) {
selectedIn = 0;
}
break;
case ENTER:
result = 1;
break;
case ESCAPE:
result = -1;
break;
default:
break;
}
return result;
}
int main(int argc, char **argv)
{
/* Images list */
const int size = 4;
std::string imgs[] = { "image1.jpg", "image2.jpg", "image3.jpg", "image4.jpg" };
/* ********** */
/* Magick++ init */
Magick::InitializeMagick(*argv);
/* Magick++ *** */
/* NCURSES */
init_curses();
if (has_colors()) {
use_default_colors();
start_color();
init_pair(1, COLOR_CYAN, COLOR_BLUE);
}
/* Print Message window */
std::string msg = "Press <ESCAPE> to end program or <ENTER> to view image.";
WINDOW *win_msg = newwin(1, 90, 1, 1);
mvwprintw(win_msg, 0, 0, msg.c_str());
/* End Print Message window */
WINDOW *win = newwin(size + 2, imgs[0].length() + 1, 2, 1);
refresh();
wrefresh(win);
wrefresh(win_msg);
keypad(win, TRUE);
int selected = 0;
int choice = 0;
int result = 0;
/* NCURSES */
/* List Image names in terminal window */
while (1) {
for (int i = 0; i < size; ++i) {
if (i == selected) {
wattron(win, COLOR_PAIR(1));
}
mvwprintw(win, i + 1, 1, imgs[i].c_str());
wattroff(win, COLOR_PAIR(1));
}
choice = wgetch(win);
result = highlight(choice, selected, size);
if (result == -1) {
break;
} else if (result == 1) {
/* Display images whit Magick++ in terminal window - does not open in the console*/
Magick::Image image;
image.read(imgs[selected]);
image.display();
}
}
/* End NCURSES window */
endwin();
return 0;
}