Initial commit

engines/ags/lib/allegro/system.cpp

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+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#include "ags/lib/allegro/system.h"
+#include "ags/lib/allegro/aintern.h"
+#include "ags/globals.h"
+#include "common/system.h"
+
+namespace AGS3 {
+
+GFX_MODE_LIST *get_gfx_mode_list(int card) {
+	GFX_MODE_LIST *list = new GFX_MODE_LIST();
+	list->num_modes = 1;
+	list->mode = new GFX_MODE[1];
+
+	GFX_MODE &gm = list->mode[0];
+	gm.width = 320;
+	gm.height = 200;
+	gm.bpp = 32;
+
+	return list;
+}
+
+void destroy_gfx_mode_list(GFX_MODE_LIST *list) {
+	delete[] list->mode;
+	delete list;
+}
+
+void set_color_depth(int depth) {
+	_G(_color_depth) = depth;
+}
+
+int get_color_depth() {
+	return _G(_color_depth);
+}
+
+int get_desktop_resolution(int32_t *width, int32_t *height) {
+	// TODO: ScummVM has a hardcoded dummy desktop resolution. See if there's any
+	// need to change the values, given we're hardcoded for pretend full-screen
+	if (width)
+		*width = 640;
+	if (height)
+		*height = 480;
+
+	return 0;
+}
+
+void request_refresh_rate(int rate) {
+	// No implementation
+}
+
+void set_close_button_callback(void(*proc)()) {
+	// No implementation
+}
+
+} // namespace AGS3