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);
66 if (image && framebuf)
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;
86 unsigned frame, newframe;
91 lbx_img_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))
101 while (elapsed > seconds_per_frame) {
102 elapsed -= seconds_per_frame;
104 if (++newframe >= info.nframes) {
106 gtk_toggle_button_set_active(play, FALSE);
110 newframe = info.loopstart;
114 if (frame != newframe)
115 gtk_spin_button_set_value(spin, newframe);
118 static gboolean timeout(gpointer data)
120 static double lasttime = INFINITY;
121 static GTimer *timer;
123 if (isinf(lasttime)) {
124 timer = g_timer_new();
129 double time = g_timer_elapsed(timer, NULL);
131 tick(data, time - lasttime);
138 gboolean canvas_expose(GtkWidget *canvas, GdkEventExpose *event, gpointer data)
143 gdk_draw_rectangle(canvas->window, bg_gc, TRUE,
144 event->area.x, event->area.y,
145 event->area.width, event->area.height);
147 gdk_draw_pixbuf(canvas->window, NULL, framebuf,
148 event->area.x, event->area.y, event->area.x, event->area.y,
149 event->area.width, event->area.height,
150 GDK_RGB_DITHER_NORMAL, 0, 0);
155 static int alloc_framebuffer(LBXimg *image)
157 struct lbx_imginfo info;
161 g_object_unref(framebuf);
163 lbx_img_getinfo(image, &info);
164 framebuf = gdk_pixbuf_new(GDK_COLORSPACE_RGB, TRUE, 8,
165 info.width, info.height);
166 g_return_val_if_fail(framebuf, -1);
168 spin = GTK_SPIN_BUTTON(gtk_builder_get_object(builder, "framespin"));
169 gtk_spin_button_set_range(spin, 0, info.nframes-1);
170 gtk_spin_button_set_value(spin, 0);
172 gtk_widget_set_size_request(canvas, info.width, info.height);
176 static int close_image(void *handle)
178 lbx_file_close(handle);
182 static LBXimg *load_lbx_image(LBX *archive, unsigned index)
187 file = lbx_file_open(archive, index);
188 g_return_val_if_fail(file, NULL);
190 image = lbx_img_open(file, &lbx_arch_fops, close_image);
192 lbx_file_close(file);
196 void set_override(GtkComboBox *combo)
203 memset(palette_override, 0, sizeof palette_override);
204 if (!gtk_combo_box_get_active_iter(combo, &iter))
207 gtk_tree_model_get(GTK_TREE_MODEL(archives), &iter,
212 img = load_lbx_image(lbx, index);
214 lbx_img_getpalette(img, palette_override);
220 void set_palette(GtkComboBox *combo)
227 memset(palette_external, 0, sizeof palette_external);
228 if (!gtk_combo_box_get_active_iter(combo, &iter))
231 gtk_tree_model_get(GTK_TREE_MODEL(archives), &iter,
236 f = lbx_file_open(lbx, index);
238 if (lbx_img_loadpalette(f, &lbx_arch_fops, palette_external))
239 memset(palette_external, 0, sizeof palette_external);
246 void set_image(GtkComboBox *combo)
254 lbx_img_close(image);
258 gtk_widget_set_size_request(canvas, -1, -1);
259 memset(palette_internal, 0, sizeof palette_internal);
260 if (!gtk_combo_box_get_active_iter(combo, &iter))
263 gtk_tree_model_get(GTK_TREE_MODEL(archives), &iter,
268 img = load_lbx_image(lbx, index);
270 if (lbx_img_getpalette(img, palette_internal) == -1) {
275 if (alloc_framebuffer(img) == -1) {
285 void set_background(GtkCheckMenuItem *item, gpointer data)
287 GdkColor black = { .red = 0, .green = 0, .blue = 0 };
288 GdkColor dark = { .red = 0x6666, .green = 0x6666, .blue = 0x6666 };
289 GdkColor light = { .red = 0x9999, .green = 0x9999, .blue = 0x9999 };
291 if (gtk_check_menu_item_get_active(item)) {
292 /* Enable stippled background. */
293 gdk_gc_set_rgb_fg_color(bg_gc, &dark);
294 gdk_gc_set_rgb_bg_color(bg_gc, &light);
295 gdk_gc_set_fill(bg_gc, GDK_OPAQUE_STIPPLED);
297 gdk_gc_set_rgb_fg_color(bg_gc, &black);
298 gdk_gc_set_fill(bg_gc, GDK_SOLID);
303 void show_about(GtkWidget *widget)
305 GtkWindow *parent = GTK_WINDOW(gtk_widget_get_toplevel(widget));
307 gtk_show_about_dialog(parent,
308 "name", g_get_application_name(),
309 "version", PACKAGE_VERSION,
310 "copyright", "Copyright \xc2\xa9 2010 Nick Bowler",
311 "website", "http://toom.sourceforge.net/",
315 static int load_archive(const char *path)
318 GtkTreeIter iter1, iter2;
322 lbx = lbx_fopen(path);
326 basename = g_path_get_basename(path);
327 gtk_tree_store_append(archives, &iter1, NULL);
328 gtk_tree_store_set(archives, &iter1,
334 for (unsigned i = 0; i < lbx->nfiles; i++) {
335 struct lbx_statbuf stat;
337 lbx_file_stat(lbx, i, &stat);
338 gtk_tree_store_append(archives, &iter2, &iter1);
339 gtk_tree_store_set(archives, &iter2,
349 static void load_error(const char *name, GtkWindow *window)
353 dialog = gtk_message_dialog_new(window,
357 "Failed to open %s. Decent error messages coming eventually.",
359 gtk_dialog_run(GTK_DIALOG(dialog));
360 gtk_widget_destroy(dialog);
363 void open_archive(GtkWidget *widget)
365 GtkWindow *window = GTK_WINDOW(gtk_widget_get_toplevel(widget));
366 GtkFileFilter *lbxfilter, *allfilter;
367 GtkFileChooser *chooser;
370 chooser = GTK_FILE_CHOOSER(gtk_file_chooser_dialog_new(
373 GTK_FILE_CHOOSER_ACTION_OPEN,
374 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
375 GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT,
378 lbxfilter = gtk_file_filter_new();
379 gtk_file_filter_set_name(lbxfilter, "LBX Archives (*.lbx)");
380 gtk_file_filter_add_pattern(lbxfilter, "*.lbx");
381 gtk_file_filter_add_pattern(lbxfilter, "*.LBX");
383 allfilter = gtk_file_filter_new();
384 gtk_file_filter_set_name(allfilter, "All Files");
385 gtk_file_filter_add_pattern(allfilter, "*");
387 gtk_file_chooser_add_filter(chooser, lbxfilter);
388 gtk_file_chooser_add_filter(chooser, allfilter);
390 while (gtk_dialog_run(GTK_DIALOG(chooser)) == GTK_RESPONSE_ACCEPT) {
391 gchar *name = gtk_file_chooser_get_filename(chooser);
393 if (load_archive(name) == 0) {
398 load_error(name, GTK_WINDOW(chooser));
402 gtk_widget_destroy(GTK_WIDGET(chooser));
405 static void clear_combobox(GtkEntry *entry, GtkEntryIconPosition pos,
406 GdkEvent *event, gpointer data)
408 GtkComboBox *combo = data;
410 gtk_entry_set_text(entry, "");
411 gtk_combo_box_set_active(combo, -1);
415 static void init_combobox(GtkBuilder *builder, const char *name)
420 combo = GTK_COMBO_BOX(gtk_builder_get_object(builder, name));
421 gtk_combo_box_set_model(combo, GTK_TREE_MODEL(archives));
422 gtk_combo_box_entry_set_text_column(GTK_COMBO_BOX_ENTRY(combo), 0);
424 entry = GTK_ENTRY(gtk_bin_get_child(GTK_BIN(combo)));
425 g_signal_connect(G_OBJECT(entry), "icon-press",
426 G_CALLBACK(clear_combobox), combo);
427 gtk_entry_set_icon_from_stock(entry, GTK_ENTRY_ICON_SECONDARY,
431 static void init_interface(void)
433 GtkTreeViewColumn *column;
434 GtkCellRenderer *renderer;
437 renderer = gtk_cell_renderer_text_new();
438 column = gtk_tree_view_column_new();
439 gtk_tree_view_column_pack_start(column, renderer, TRUE);
440 gtk_tree_view_column_add_attribute(column, renderer, "text", 0);
442 tree = GTK_TREE_VIEW(gtk_builder_get_object(builder, "treeview"));
443 gtk_tree_view_set_model(tree, GTK_TREE_MODEL(archives));
444 gtk_tree_view_append_column(tree, column);
446 init_combobox(builder, "palettechooser");
447 init_combobox(builder, "imagechooser");
448 init_combobox(builder, "overchooser");
451 static void init_background(GdkDrawable *drawable)
456 bg_gc = gdk_gc_new(canvas->window);
458 bitmap = gdk_bitmap_create_from_data(drawable, (gchar *)bg_bits,
459 bg_width, bg_height);
461 gdk_gc_set_stipple(bg_gc, bitmap);
462 gdk_gc_set_ts_origin(bg_gc, 0, 0);
464 check = GTK_WIDGET(gtk_builder_get_object(builder, "menu-background"));
465 gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(check), TRUE);
466 set_background(GTK_CHECK_MENU_ITEM(check), NULL);
469 int main(int argc, char **argv)
474 if (!gtk_init_with_args(&argc, &argv, NULL, NULL, NULL, &err)) {
475 fprintf(stderr, "%s\n", err->message);
479 archives = gtk_tree_store_new(3,
480 G_TYPE_STRING, G_TYPE_POINTER, G_TYPE_UINT);
482 load_archive(*argv++);
484 builder = gtk_builder_new();
485 if (!gtk_builder_add_from_string(builder, lbxgui_xml, -1, &err)) {
486 fprintf(stderr, "%s\n", err->message);
490 window = GTK_WIDGET(gtk_builder_get_object(builder, "mainwindow"));
491 canvas = GTK_WIDGET(gtk_builder_get_object(builder, "canvas"));
494 gtk_builder_connect_signals(builder, window);
496 g_timeout_add_full(G_PRIORITY_DEFAULT_IDLE, 10, timeout, NULL, NULL);
497 gtk_widget_show_all(window);
499 init_background(canvas->window);