2 * 2ooM: The Master of Orion II Reverse Engineering Project
3 * Graphical tool for inspecting LBX archives.
4 * Copyright (C) 2010 Nick Bowler
6 * This program is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program. If not, see <http://www.gnu.org/licenses/>.
32 extern char lbxgui_xml[];
34 static GtkTreeStore *archives;
35 static GtkBuilder *builder;
37 static GtkWidget *canvas;
42 static GdkPixbuf *framebuf;
44 void play_toggled(GtkToggleButton *button, gpointer data)
46 gboolean active = gtk_toggle_button_get_active(button);
49 if (active && !image) {
50 gtk_toggle_button_set_active(button, FALSE);
54 spin = GTK_WIDGET(gtk_builder_get_object(builder, "framespin"));
55 gtk_widget_set_sensitive(spin, !active);
58 gtk_spin_button_set_value(GTK_SPIN_BUTTON(spin), 0);
62 void set_frame(GtkSpinButton *spin, gpointer data)
64 unsigned frame = gtk_spin_button_get_value_as_int(spin);
67 render_to_pixbuf(image, framebuf, frame);
68 gdk_window_invalidate_rect(canvas->window, NULL, FALSE);
71 static void redraw_image(void)
75 spin = GTK_SPIN_BUTTON(gtk_builder_get_object(builder, "framespin"));
76 set_frame(spin, NULL);
79 static void tick(void *p, double delta)
81 static double elapsed = 0;
82 double seconds_per_frame = 1.0/15;
83 struct lbx_imginfo info;
85 GtkToggleButton *play;
91 lbximg_getinfo(image, &info);
92 spin = GTK_SPIN_BUTTON(gtk_builder_get_object(builder, "framespin"));
93 play = GTK_TOGGLE_BUTTON(gtk_builder_get_object(builder, "playbutton"));
95 frame = gtk_spin_button_get_value_as_int(spin);
96 if (!gtk_toggle_button_get_active(play))
100 while (elapsed > seconds_per_frame) {
101 elapsed -= seconds_per_frame;
103 if (++frame >= info.nframes) {
105 gtk_toggle_button_set_active(play, FALSE);
109 frame = info.loopstart;
112 gtk_spin_button_set_value(spin, frame);
116 static gboolean timeout(gpointer data)
118 static double lasttime = INFINITY;
119 static GTimer *timer;
121 if (isinf(lasttime)) {
122 timer = g_timer_new();
127 double time = g_timer_elapsed(timer, NULL);
129 tick(data, time - lasttime);
136 gboolean canvas_expose(GtkWidget *canvas, GdkEventExpose *event, gpointer data)
141 gdk_draw_rectangle(canvas->window, bg_gc, TRUE,
142 event->area.x, event->area.y,
143 event->area.width, event->area.height);
145 gdk_draw_pixbuf(canvas->window, NULL, framebuf,
146 event->area.x, event->area.y, event->area.x, event->area.y,
147 event->area.width, event->area.height,
148 GDK_RGB_DITHER_NORMAL, 0, 0);
153 static int alloc_framebuffer(LBXimg *image)
155 struct lbx_imginfo info;
159 g_object_unref(framebuf);
161 lbximg_getinfo(image, &info);
162 framebuf = gdk_pixbuf_new(GDK_COLORSPACE_RGB, TRUE, 8,
163 info.width, info.height);
164 g_return_val_if_fail(framebuf, -1);
166 spin = GTK_SPIN_BUTTON(gtk_builder_get_object(builder, "framespin"));
167 gtk_spin_button_set_range(spin, 0, info.nframes-1);
168 gtk_spin_button_set_value(spin, 0);
170 gtk_widget_set_size_request(canvas, info.width, info.height);
174 static int close_image(void *handle)
176 lbx_file_close(handle);
180 static LBXimg *load_lbx_image(LBX *archive, unsigned index)
185 file = lbx_file_open(archive, index);
186 g_return_val_if_fail(file, NULL);
188 image = lbximg_open(file, &lbx_arch_fops, close_image);
190 lbx_file_close(file);
194 void set_override(GtkComboBox *combo)
201 memset(palette_override, 0, sizeof palette_override);
202 if (!gtk_combo_box_get_active_iter(combo, &iter))
205 gtk_tree_model_get(GTK_TREE_MODEL(archives), &iter,
210 img = load_lbx_image(lbx, index);
212 lbximg_getpalette(img, palette_override);
218 void set_palette(GtkComboBox *combo)
225 memset(palette_external, 0, sizeof palette_external);
226 if (!gtk_combo_box_get_active_iter(combo, &iter))
229 gtk_tree_model_get(GTK_TREE_MODEL(archives), &iter,
234 f = lbx_file_open(lbx, index);
236 if (lbximg_loadpalette(f, &lbx_arch_fops, palette_external))
237 memset(palette_external, 0, sizeof palette_external);
244 void set_image(GtkComboBox *combo)
256 gtk_widget_set_size_request(canvas, -1, -1);
257 memset(palette_internal, 0, sizeof palette_internal);
258 if (!gtk_combo_box_get_active_iter(combo, &iter))
261 gtk_tree_model_get(GTK_TREE_MODEL(archives), &iter,
266 img = load_lbx_image(lbx, index);
268 if (lbximg_getpalette(img, palette_internal) == -1) {
273 if (alloc_framebuffer(img) == -1) {
283 void set_background(GtkCheckMenuItem *item, gpointer data)
285 GdkColor black = { .red = 0, .green = 0, .blue = 0 };
286 GdkColor dark = { .red = 0x6666, .green = 0x6666, .blue = 0x6666 };
287 GdkColor light = { .red = 0x9999, .green = 0x9999, .blue = 0x9999 };
289 if (gtk_check_menu_item_get_active(item)) {
290 /* Enable stippled background. */
291 gdk_gc_set_rgb_fg_color(bg_gc, &dark);
292 gdk_gc_set_rgb_bg_color(bg_gc, &light);
293 gdk_gc_set_fill(bg_gc, GDK_OPAQUE_STIPPLED);
295 gdk_gc_set_rgb_fg_color(bg_gc, &black);
296 gdk_gc_set_fill(bg_gc, GDK_SOLID);
301 void show_about(GtkWidget *widget)
303 GtkWindow *parent = GTK_WINDOW(gtk_widget_get_toplevel(widget));
305 gtk_show_about_dialog(parent,
306 "name", g_get_application_name(),
307 "version", PACKAGE_VERSION,
308 "copyright", "Copyright \xc2\xa9 2010 Nick Bowler",
309 "website", "http://toom.sourceforge.net/",
313 static int load_archive(const char *path)
316 GtkTreeIter iter1, iter2;
320 lbx = lbx_fopen(path);
324 basename = g_path_get_basename(path);
325 gtk_tree_store_append(archives, &iter1, NULL);
326 gtk_tree_store_set(archives, &iter1,
332 nfiles = lbx_numfiles(lbx);
333 for (unsigned i = 0; i < nfiles; i++) {
334 struct lbx_statbuf stat;
336 lbx_file_stat(lbx, i, &stat);
337 gtk_tree_store_append(archives, &iter2, &iter1);
338 gtk_tree_store_set(archives, &iter2,
348 static void load_error(const char *name, GtkWindow *window)
352 dialog = gtk_message_dialog_new(window,
356 "Failed to open %s. Decent error messages coming eventually.",
358 gtk_dialog_run(GTK_DIALOG(dialog));
359 gtk_widget_destroy(dialog);
362 void open_archive(GtkWidget *widget)
364 GtkWindow *window = GTK_WINDOW(gtk_widget_get_toplevel(widget));
365 GtkFileFilter *lbxfilter, *allfilter;
366 GtkFileChooser *chooser;
369 chooser = GTK_FILE_CHOOSER(gtk_file_chooser_dialog_new(
372 GTK_FILE_CHOOSER_ACTION_OPEN,
373 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
374 GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT,
377 lbxfilter = gtk_file_filter_new();
378 gtk_file_filter_set_name(lbxfilter, "LBX Archives (*.lbx)");
379 gtk_file_filter_add_pattern(lbxfilter, "*.lbx");
380 gtk_file_filter_add_pattern(lbxfilter, "*.LBX");
382 allfilter = gtk_file_filter_new();
383 gtk_file_filter_set_name(allfilter, "All Files");
384 gtk_file_filter_add_pattern(allfilter, "*");
386 gtk_file_chooser_add_filter(chooser, lbxfilter);
387 gtk_file_chooser_add_filter(chooser, allfilter);
389 while (gtk_dialog_run(GTK_DIALOG(chooser)) == GTK_RESPONSE_ACCEPT) {
390 gchar *name = gtk_file_chooser_get_filename(chooser);
392 if (load_archive(name) == 0) {
397 load_error(name, GTK_WINDOW(chooser));
401 gtk_widget_destroy(GTK_WIDGET(chooser));
404 static void clear_combobox(GtkEntry *entry, GtkEntryIconPosition pos,
405 GdkEvent *event, gpointer data)
407 GtkComboBox *combo = data;
409 gtk_entry_set_text(entry, "");
410 gtk_combo_box_set_active(combo, -1);
414 static void init_combobox(GtkBuilder *builder, const char *name)
419 combo = GTK_COMBO_BOX(gtk_builder_get_object(builder, name));
420 gtk_combo_box_set_model(combo, GTK_TREE_MODEL(archives));
421 gtk_combo_box_entry_set_text_column(GTK_COMBO_BOX_ENTRY(combo), 0);
423 entry = GTK_ENTRY(gtk_bin_get_child(GTK_BIN(combo)));
424 g_signal_connect(G_OBJECT(entry), "icon-press",
425 G_CALLBACK(clear_combobox), combo);
426 gtk_entry_set_icon_from_stock(entry, GTK_ENTRY_ICON_SECONDARY,
430 static void init_interface(void)
432 GtkTreeViewColumn *column;
433 GtkCellRenderer *renderer;
436 renderer = gtk_cell_renderer_text_new();
437 column = gtk_tree_view_column_new();
438 gtk_tree_view_column_pack_start(column, renderer, TRUE);
439 gtk_tree_view_column_add_attribute(column, renderer, "text", 0);
441 tree = GTK_TREE_VIEW(gtk_builder_get_object(builder, "treeview"));
442 gtk_tree_view_set_model(tree, GTK_TREE_MODEL(archives));
443 gtk_tree_view_append_column(tree, column);
445 init_combobox(builder, "palettechooser");
446 init_combobox(builder, "imagechooser");
447 init_combobox(builder, "overchooser");
450 static void init_background(GdkDrawable *drawable)
455 bg_gc = gdk_gc_new(canvas->window);
457 bitmap = gdk_bitmap_create_from_data(drawable, (gchar *)bg_bits,
458 bg_width, bg_height);
460 gdk_gc_set_stipple(bg_gc, bitmap);
461 gdk_gc_set_ts_origin(bg_gc, 0, 0);
463 check = GTK_WIDGET(gtk_builder_get_object(builder, "menu-background"));
464 gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(check), TRUE);
465 set_background(GTK_CHECK_MENU_ITEM(check), NULL);
468 int main(int argc, char **argv)
473 if (!gtk_init_with_args(&argc, &argv, NULL, NULL, NULL, &err)) {
474 fprintf(stderr, "%s\n", err->message);
478 archives = gtk_tree_store_new(3,
479 G_TYPE_STRING, G_TYPE_POINTER, G_TYPE_UINT);
481 load_archive(*argv++);
483 builder = gtk_builder_new();
484 if (!gtk_builder_add_from_string(builder, lbxgui_xml, -1, &err)) {
485 fprintf(stderr, "%s\n", err->message);
489 window = GTK_WIDGET(gtk_builder_get_object(builder, "mainwindow"));
490 canvas = GTK_WIDGET(gtk_builder_get_object(builder, "canvas"));
493 gtk_builder_connect_signals(builder, window);
495 g_timeout_add(10, timeout, NULL);
496 gtk_widget_show_all(window);
498 init_background(canvas->window);