]> git.draconx.ca Git - rrace.git/blobdiff - src/motif.c
motif: Avoid constantly recalculating tile size.
[rrace.git] / src / motif.c
index be5900d7bcadc9ccc43965dc1d552bbdc2348fe0..c4ea62dbbd25b5d5e4a4b7d6ceec50a3d8f4e40d 100644 (file)
 #include <config.h>
 #include <stdio.h>
 #include <stdlib.h>
+#include <locale.h>
 #include <getopt.h>
 
 #include <Xm/XmAll.h>
 
 #include "help.h"
 #include "motif.h"
+#include "ewmhicon.h"
 #include "motifopt.h"
 #include "game.h"
+#include "version.h"
+
+#define TIMER_UPDATE_MS 33
+
+#define SPLIT_NUMERATOR    75
+#define SPLIT_DENOMINATOR 100
+
+#define MIN(a, b) ((a) < (b) ? (a) : (b))
 
 #define PROGNAME "rrace"
 static const char *progname = PROGNAME;
@@ -40,20 +50,20 @@ static char * const default_resources[] = {
        "*game.XmFrame.shadowThickness: 3",
        "*game.XmFrame.shadowType: shadow_in",
        "*goalArea.leftOffset: 1",
-       "*gameCanvas.background: #202020",
 
        "*gameNew.accelerator: Ctrl<Key>N",
        "*gameNew.acceleratorText: Ctrl+N",
        "*gameExit.accelerator: Ctrl<Key>Q",
        "*gameExit.acceleratorText: Ctrl+Q",
 
+       "*aboutDialog*pixmapTextPadding: 10",
+
        NULL
 };
 
 static void print_version(void)
 {
-       printf("%s %s\n", PROGNAME, PACKAGE_VERSION);
-       printf("Copyright (C) 2022 Nick Bowler\n");
+       version_print_head("rrace-motif", stdout);
        puts("License GPLv3+: GNU GPL version 3 or any later version");
        puts("This is free software: you are free to change and redistribute it.");
        puts("There is NO WARRANTY, to the extent permitted by law.");
@@ -126,54 +136,193 @@ static Widget early_setup(XtAppContext *app, int argc, char **argv)
        return shell;
 }
 
-static struct app_state state;
+static void timer_tick(void *data, XtIntervalId *id)
+{
+       struct app_state *state = data;
+       XtAppContext app;
 
-static void proc_exit(Widget w, XEvent *e, String *argv, Cardinal *argc)
+       if (state->board.x > 4) {
+               /* Game is over */
+               state->timer_tick = 0;
+               return;
+       }
+
+       app = XtWidgetToApplicationContext(state->game);
+       ui_timer_update(state, game_elapsed(&state->board));
+       state->timer_tick = XtAppAddTimeOut(app, TIMER_UPDATE_MS,
+                                           timer_tick, state);
+}
+
+static void do_input_move(struct app_state *state, int x, int y)
 {
-       XtAppSetExitFlag(XtWidgetToApplicationContext(w));
+       uint_fast32_t mask;
+
+       if ((mask = game_do_move(&state->board, x, y)) != 0) {
+               if (game_check_goal(&state->board) == 0) {
+                       int_fast32_t ms = game_finish(&state->board);
+                       unsigned min, sec;
+
+                       ui_timer_update(state, ms);
+
+                       sec = ms / 1000, ms %= 1000;
+                       min = sec / 60, sec %= 60;
+                       printf("You won!  Time was %u:%.2u.%.3u\n",
+                              min, sec, (unsigned)ms);
+
+                       mask |= ~GOAL_MASK;
+               }
+
+               x11_redraw_game(state, mask);
+       }
 }
 
-static void proc_new_game(Widget w, XEvent *e, String *argv, Cardinal *argc)
+static void set_view_goal(struct app_state *state, int view_goal)
+{
+       state->view_goal_on_game = view_goal;
+       x11_redraw_game(state, game_check_goal(&state->board));
+}
+
+static void game_input(Widget w, void *data, void *cb_data)
+{
+       XmDrawingAreaCallbackStruct *cbs = cb_data;
+       XButtonEvent *b = &cbs->event->xbutton;
+       struct app_state *state = data;
+
+       switch (cbs->event->type) {
+       case ButtonPress:
+               switch (b->button) {
+               case Button1:
+                       if (b->state & Button3Mask)
+                               break;
+
+                       do_input_move(state, b->x / state->game_tile_sz,
+                                            b->y / state->game_tile_sz);
+                       break;
+               case Button3:
+                       set_view_goal(state, 1);
+                       break;
+               }
+               break;
+       case ButtonRelease:
+               switch (b->button) {
+               case Button3:
+                       set_view_goal(state, 0);
+                       break;
+               }
+       }
+}
+
+static struct app_state state;
+
+static Widget get_shell(Widget w)
 {
        Widget shell;
 
        for (shell = w; !XtIsWMShell(shell);)
                shell = XtParent(shell);
 
+       return shell;
+}
+
+static void proc_exit(Widget w, XEvent *e, String *argv, Cardinal *argc)
+{
+       XtAppSetExitFlag(XtWidgetToApplicationContext(w));
+}
+
+static void proc_new_game(Widget w, XEvent *e, String *argv, Cardinal *argc)
+{
        game_reset(&state.board);
-       x11_redraw_goal(&state, -1);
+
+       x11_redraw_goal(&state, -1, get_shell(w));
        x11_redraw_game(&state, -1);
-       x11_redraw_icon(&state, shell);
+
+       if (!state.timer_tick) {
+               XtAppContext app = XtWidgetToApplicationContext(w);
+               state.timer_tick = XtAppAddTimeOut(app, TIMER_UPDATE_MS,
+                                                  timer_tick, &state);
+       }
+
+       game_begin(&state.board);
+}
+
+static void proc_about(Widget w, XEvent *e, String *argv, Cardinal *argc)
+{
+       ui_show_about(&state, get_shell(w));
 }
 
-static const XtActionsRec menu_actions[] = {
+static void proc_resize(Widget form, XEvent *e, String *argv, Cardinal *argc)
+{
+       Widget game = XtParent(state.game);
+       Widget goal = XtParent(state.goal);
+       Dimension w, h, gamesz, gameborder, goalsz, goalborder;
+       int x, y, gap;
+
+       XtVaGetValues(form, XmNwidth, &w, XmNheight, &h, (char *)NULL);
+       XtVaGetValues(game, XmNshadowThickness, &gameborder, (char *)NULL);
+       XtVaGetValues(goal, XmNshadowThickness, &goalborder,
+                           XmNleftOffset, &gap,
+                           (char *)NULL);
+
+       gamesz = MIN(h, w * SPLIT_NUMERATOR / SPLIT_DENOMINATOR);
+       state.game_tile_sz = (gamesz - 2*gameborder) / 5;
+       gamesz = 5*state.game_tile_sz + 2*gameborder;
+
+       goalsz = MIN(gamesz*3/5, w - gamesz - gap);
+       state.goal_tile_sz = (goalsz - 2*goalborder) / 3;
+       goalsz = 3*state.goal_tile_sz + 2*goalborder;
+
+       x = (w - gamesz - goalsz - gap) / 2;
+       if (x < 2) x = 0;
+
+       y = (h - gamesz) / 2;
+       if (y < 3) y = 0;
+
+       XtVaSetValues(game, XmNleftOffset, x, XmNtopOffset, y, (char *)NULL);
+       XtVaSetValues(game, XmNwidth, gamesz, XmNheight, gamesz, (char *)NULL);
+       XtVaSetValues(goal, XmNwidth, goalsz, XmNheight, goalsz, (char *)NULL);
+}
+
+static const XtActionsRec app_actions[] = {
        { "gameNew", proc_new_game },
-       { "gameExit", proc_exit }
+       { "gameExit", proc_exit },
+       { "helpAbout", proc_about },
+
+       { "ResizeGameArea", proc_resize }
 };
 
 static XtAppContext app_initialize(int argc, char **argv)
 {
        XtAppContext app;
        Widget shell;
+       int i;
 
        if (argc > 0)
                progname = argv[0];
 
        shell = early_setup(&app, argc, argv);
-       XtAppAddActions(app, (void *)menu_actions, XtNumber(menu_actions));
+       XtAppAddActions(app, (void *)app_actions, XtNumber(app_actions));
        ui_initialize(&state, shell);
        x11_initialize(&state, shell);
+
+       XtAddCallback(state.game, XmNinputCallback, game_input, &state);
+
+       /* Begin with the game in winning state */
        game_reset(&state.board);
+       for (i = 0; i < 3; i++)
+               state.board.game[i] = state.board.goal[i] << GOAL_SHIFT;
+       game_finish(&state.board);
+
        state.use_ewmh_icons = ewmh_probe_wm_icon(shell);
        XtRealizeWidget(shell);
 
-       x11_redraw_icon(&state, shell);
+       x11_redraw_goal(&state, 0, shell);
 
        return app;
 }
 
 int main(int argc, char **argv)
 {
+       setlocale(LC_ALL, "");
        XtAppMainLoop(app_initialize(argc, argv));
        return 0;
 }