X-Git-Url: https://plomlompom.com/repos/?a=blobdiff_plain;f=client%2Fwindow_management.py;fp=client%2Fwindow_management.py;h=b1f68c24f44b5fa805bbeba32928f58f04850a96;hb=f38972bd85d96914384b1071569eae9669738971;hp=0000000000000000000000000000000000000000;hpb=91dd475e7a5e1351d1f76cf8d6df6fc8557d2e9c;p=plomrogue diff --git a/client/window_management.py b/client/window_management.py new file mode 100644 index 0000000..b1f68c2 --- /dev/null +++ b/client/window_management.py @@ -0,0 +1,214 @@ +import curses +import types + + +from client.config.windows import windows_config + + +redraw_windows = False +sep_size = 1 # Width of inter-window borders and title bars. +windows = [] +stdscr = None +screen_size = [0,0] + + +class Window: + def __init__(self, title, draw_function, size): + self.title = title + self.draw = types.MethodType(draw_function, self) + self.size = size + + +def set_window_geometries(): + + def size_window(config): + size = [0, 0] + size[0] = config[0] + if (config[0] == 0): + size[0] = screen_size[0] - sep_size + elif (config[0] < 0): + size[0] = screen_size[0] + config[0] - sep_size + size[1] = config[1] + if (config[1] == 0): + size[1] = screen_size[1] + elif (config[1] < 0): + size[1] = screen_size[1] + config[1] + return size + + def place_window(win): + win_i = windows.index(win) + + # If win is first window, it goes into the top left corner. + win.start = [0 + sep_size, 0] + if (win_i > 0): + + # If not, get win's closest predecessor starting a new stack on the + # screen top,fit win's top left to that win_top's top right corner. + win_top = None + for i in range(win_i - 1, -1, -1): + win_top = windows[i] + if (win_top.start[0] == 0 + sep_size): + break + win.start[1] = win_top.start[1] + win_top.size[1] + sep_size + + # If enough space is found below win's predecessor, fit win's top + # left corner to that predecessor's bottom left corner. + win_prev = windows[win_i - 1] + next_free_y = win_prev.start[0] + win_prev.size[0] + sep_size + if (win.size[1] <= win_prev.size[1] and + win.size[0] <= screen_size[0] - next_free_y): + win.start[1] = win_prev.start[1] + win.start[0] = next_free_y + + # If that fails, try to fit win's top left corner to the top right + # corner of its closest predecessor win_test 1) below win_top (see + # above) 2) and with enough space open to its right between its + # right edge and the lower edge of a win_high located directly + # above win_test to fit win there (without growing further to the + # right than win_high does or surpassing the screen's lower edge). + else: + win_test = win_prev + win_high = None + while (win_test != win_top): + for i in range(win_i - 2, -1, -1): + win_high = windows[i] + if win_test.start[0] > win_high.start[0]: + break + next_free_y = win_high.start[0] + win_high.size[0] \ + + sep_size + first_free_x = win_test.start[1] + win_test.size[1] \ + + sep_size + last_free_x = win_high.start[1] + win_high.size[1] + if (win.size[0] <= screen_size[0] - next_free_y and + win.size[1] <= last_free_x - first_free_x): + win.start[1] = first_free_x + win.start[0] = next_free_y + break + win_test = win_high + + global screen_size, stdscr + curses.endwin() + stdscr = curses.initscr() + screen_size = stdscr.getmaxyx() + for config in windows_config: + size = size_window(config["config"]) + window = Window(config["title"], config["func"], size) + windows.append(window) + place_window(window) + redraw_windows = True + + +def draw_screen(): + + def healthy_addch(y, x, char, attr=0): + """Workaround for .""" + if y == screen_size[0] - 1 and x == screen_size[1] - 1: + char_before = stdscr.inch(y, x - 1) + stdscr.addch(y, x - 1, char, attr) + stdscr.insstr(y, x - 1, " ") + stdscr.addch(y, x - 1, char_before) + else: + stdscr.addch(y, x, char, attr) + + def draw_window_border_lines(): + for win in windows: + for k in range(2): + j = win.start[int(k == 0)] - sep_size + if (j >= 0 and j < screen_size[int(k == 0)]): + start = win.start[k] + end = win.start[k] + win.size[k] + end = end if end < screen_size[k] else screen_size[k] + if k: + [healthy_addch(j, i, '-') for i in range(start, end)] + else: + [healthy_addch(i, j, '|') for i in range(start, end)] + + def draw_window_border_corners(): + for win in windows: + up = win.start[0] - sep_size + down = win.start[0] + win.size[0] + left = win.start[1] - sep_size + right = win.start[1] + win.size[1] + if (up >= 0 and up < screen_size[0]): + if (left >= 0 and left < screen_size[1]): + healthy_addch(up, left, '+') + if (right >= 0 and right < screen_size[1]): + healthy_addch(up, right, '+') + if (down >= 0 and down < screen_size[0]): + if (left >= 0 and left < screen_size[1]): + healthy_addch(down, left, '+') + if (right >= 0 and right < screen_size[1]): + healthy_addch(down, right, '+') + + def draw_window_titles(): + for win in windows: + title = " " + win.title + " " + if len(title) <= win.size[1]: + y = win.start[0] - 1 + start_x = win.start[1] + int((win.size[1] - len(title))/2) + for x in range(len(title)): + healthy_addch(y, start_x + x, title[x]) + + def draw_window_contents(): + def draw_winmap(): + """Draw winmap in area delimited by offset, winmap_size. + + The individuall cell of a winmap is interpreted as either a single + character element, or as a tuple of character and attribute, + depending on the size len(cell) spits out. + """ + stop = [0, 0] + for i in range(2): + stop[i] = win.size[i] + offset[i] + if stop[i] >= winmap_size[i]: + stop[i] = winmap_size[i] + for y in range(offset[0], stop[0]): + for x in range(offset[1], stop[1]): + cell = winmap[y * winmap_size[1] + x] + attr = 0 + if len(cell) > 1: + attr = cell[1] + cell = cell[0] + y_in_screen = win.start[0] + (y - offset[0]) + x_in_screen = win.start[1] + (x - offset[1]) + if (y_in_screen < screen_size[0] + and x_in_screen < screen_size[1]): + healthy_addch(y_in_screen, x_in_screen, cell, attr) + def draw_scroll_hints(): + def draw_scroll_string(n_lines_outside): + hint = ' ' + str(n_lines_outside + 1) + ' more ' + unit + ' ' + if len(hint) <= win.size[ni]: + non_hint_space = win.size[ni] - len(hint) + hint_offset = int(non_hint_space / 2) + for j in range(win.size[ni] - non_hint_space): + pos_2 = win.start[ni] + hint_offset + j + x, y = (pos_2, pos_1) if ni else (pos_1, pos_2) + healthy_addch(y, x, hint[j], curses.A_REVERSE) + def draw_scroll_arrows(ar1, ar2): + for j in range(win.size[ni]): + pos_2 = win.start[ni] + j + x, y = (pos_2, pos_1) if ni else (pos_1, pos_2) + healthy_addch(y, x, ar1 if ni else ar2, curses.A_REVERSE) + for i in range(2): + ni = int(i == 0) + unit = 'rows' if ni else 'columns' + if (offset[i] > 0): + pos_1 = win.start[i] + draw_scroll_arrows('^', '<') + draw_scroll_string(offset[i]) + if (winmap_size[i] > offset[i] + win.size[i]): + pos_1 = win.start[i] + win.size[i] - 1 + draw_scroll_arrows('v', '>') + draw_scroll_string(winmap_size[i] - offset[i] + - win.size[i]) + for win in windows: + offset, winmap_size, winmap = win.draw() + draw_winmap() + draw_scroll_hints() + + stdscr.erase() + draw_window_border_lines() + draw_window_border_corners() + draw_window_titles() + draw_window_contents() + stdscr.refresh()