GLK: Changing class and namespaces from Gargoyle to Glk

1 files changed, 292 insertions, 0 deletions

diff --git a/engines/glk/glk_api.h b/engines/glk/glk_api.h
new file mode 100644
index 0000000000..f864ac9dc3
--- /dev/null
+++ b/engines/glk/glk_api.h
@@ -0,0 +1,292 @@
+/* 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 2
+ * 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, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ */
+
+#ifndef GLK_GLK_API_H
+#define GLK_GLK_API_H
+
+#include "glk/glk.h"
+#include "glk/glk_types.h"
+#include "glk/blorb.h"
+#include "glk/time.h"
+#include "glk/windows.h"
+
+namespace Glk {
+
+/**
+ * Implements the GLK interface
+ */
+class GlkAPI : public GlkEngine, public Blorb {
+private:
+	bool _gliFirstEvent;
+	unsigned char _charTolowerTable[256];
+	unsigned char _charToupperTable[256];
+public:
+	/**
+	 * Constructor
+	 */
+	GlkAPI(OSystem *syst, const GlkGameDescription *gameDesc);
+
+	void glk_exit(void);
+	void glk_set_interrupt_handler(void(*func)(void));
+	void glk_tick(void);
+
+	glui32 glk_gestalt(glui32 id, glui32 val);
+	glui32 glk_gestalt_ext(glui32 id, glui32 val, glui32 *arr, glui32 arrlen);
+
+	unsigned char glk_char_to_lower(unsigned char ch);
+	unsigned char glk_char_to_upper(unsigned char ch);
+
+	/**
+	 * Get the root window of the window hierarchy
+	 */
+	winid_t glk_window_get_root(void) const;
+
+	/**
+	 * Open a new window
+	 */
+	winid_t glk_window_open(winid_t split, glui32 method, glui32 size,
+	                        glui32 wintype, glui32 rock = 0) const;
+
+	void glk_window_close(winid_t win, stream_result_t *result = nullptr);
+	void glk_window_get_size(winid_t win, glui32 *width, glui32 *height);
+	void glk_window_set_arrangement(winid_t win, glui32 method,
+	                                glui32 size, winid_t keyWin);
+	void glk_window_get_arrangement(winid_t win, glui32 *method,
+	                                glui32 *size, winid_t *keyWin);
+	winid_t glk_window_iterate(winid_t win, glui32 *rock = 0);
+	glui32 glk_window_get_rock(winid_t win);
+	glui32 glk_window_get_type(winid_t win);
+	winid_t glk_window_get_parent(winid_t win);
+	winid_t glk_window_get_sibling(winid_t win);
+	void glk_window_clear(winid_t win);
+	void glk_window_move_cursor(winid_t win, glui32 xpos, glui32 ypos);
+
+	strid_t glk_window_get_stream(winid_t win);
+	void glk_window_set_echo_stream(winid_t win, strid_t str);
+	strid_t glk_window_get_echo_stream(winid_t win);
+	void glk_set_window(winid_t win);
+
+	strid_t glk_stream_open_file(frefid_t fileref, FileMode fmode, glui32 rock = 0);
+	strid_t glk_stream_open_memory(char *buf, glui32 buflen, FileMode fmode, glui32 rock = 0);
+	void glk_stream_close(strid_t str, stream_result_t *result = nullptr);
+	strid_t glk_stream_iterate(strid_t str, glui32 *rockptr) const;
+	glui32 glk_stream_get_rock(strid_t str) const;
+	void glk_stream_set_position(strid_t str, glsi32 pos, glui32 seekMode);
+	glui32 glk_stream_get_position(strid_t str) const;
+	void glk_stream_set_current(strid_t str);
+	strid_t glk_stream_get_current(void);
+
+	void glk_put_char(unsigned char ch);
+	void glk_put_char_stream(strid_t str, unsigned char ch);
+	void glk_put_string(const char *s);
+	void glk_put_string_stream(strid_t str, const char *s);
+	void glk_put_buffer(char *buf, glui32 len);
+	void glk_put_buffer_stream(strid_t str, const char *buf, glui32 len);
+	void glk_set_style(glui32 styl);
+	void glk_set_style_stream(strid_t str, glui32 styl);
+
+	glsi32 glk_get_char_stream(strid_t str);
+	glui32 glk_get_line_stream(strid_t str, char *buf, glui32 len);
+	glui32 glk_get_buffer_stream(strid_t str, char *buf, glui32 len);
+
+	void glk_stylehint_set(glui32 wintype, glui32 styl, glui32 hint,
+	                       glsi32 val);
+	void glk_stylehint_clear(glui32 wintype, glui32 style, glui32 hint);
+	glui32 glk_style_distinguish(winid_t win, glui32 style1, glui32 style2);
+	bool glk_style_measure(winid_t win, glui32 style, glui32 hint, glui32 *result);
+
+	frefid_t glk_fileref_create_temp(glui32 usage, glui32 rock = 0);
+	frefid_t glk_fileref_create_by_name(glui32 usage, const char *name, glui32 rock = 0);
+	frefid_t glk_fileref_create_by_prompt(glui32 usage, FileMode fmode, glui32 rock = 0);
+	frefid_t glk_fileref_create_from_fileref(glui32 usage, frefid_t fref, glui32 rock = 0);
+	void glk_fileref_destroy(frefid_t fref);
+	frefid_t glk_fileref_iterate(frefid_t fref, glui32 *rockptr);
+	glui32 glk_fileref_get_rock(frefid_t fref);
+	void glk_fileref_delete_file(frefid_t fref);
+	glui32 glk_fileref_does_file_exist(frefid_t fref);
+
+	void glk_select(event_t *event);
+	void glk_select_poll(event_t *event);
+
+	void glk_request_timer_events(glui32 millisecs);
+
+	void glk_request_line_event(winid_t win, char *buf, glui32 maxlen,
+	                            glui32 initlen);
+	void glk_request_char_event(winid_t win);
+	void glk_request_mouse_event(winid_t win);
+
+	void glk_cancel_line_event(winid_t win, event_t *event);
+	void glk_cancel_char_event(winid_t win);
+	void glk_cancel_mouse_event(winid_t win);
+
+#ifdef GLK_MODULE_LINE_ECHO
+	void glk_set_echo_line_event(winid_t win, glui32 val);
+#endif /* GLK_MODULE_LINE_ECHO */
+
+#ifdef GLK_MODULE_LINE_TERMINATORS
+	void glk_set_terminators_line_event(winid_t win, glui32 *keycodes,
+	                                    glui32 count);
+#endif /* GLK_MODULE_LINE_TERMINATORS */
+
+	/** \addtogroup Unicode
+	 *  @{
+	 */
+
+	glui32 glk_buffer_to_lower_case_uni(glui32 *buf, glui32 len,
+	                                    glui32 numchars);
+	glui32 glk_buffer_to_upper_case_uni(glui32 *buf, glui32 len,
+	                                    glui32 numchars);
+	glui32 glk_buffer_to_title_case_uni(glui32 *buf, glui32 len,
+	                                    glui32 numchars, glui32 lowerrest);
+
+	void glk_put_char_uni(glui32 ch);
+	void glk_put_string_uni(glui32 *s);
+	void glk_put_buffer_uni(glui32 *buf, glui32 len);
+	void glk_put_char_stream_uni(strid_t str, glui32 ch);
+	void glk_put_string_stream_uni(strid_t str, const glui32 *s);
+	void glk_put_buffer_stream_uni(strid_t str, const glui32 *buf, glui32 len);
+
+	glsi32 glk_get_char_stream_uni(strid_t str);
+	glui32 glk_get_buffer_stream_uni(strid_t str, glui32 *buf, glui32 len);
+	glui32 glk_get_line_stream_uni(strid_t str, glui32 *buf, glui32 len);
+
+	strid_t glk_stream_open_file_uni(frefid_t fileref, FileMode fmode, glui32 rock = 0);
+	strid_t glk_stream_open_memory_uni(glui32 *buf, glui32 buflen, FileMode fmode, glui32 rock = 0);
+
+	void glk_request_char_event_uni(winid_t win);
+	void glk_request_line_event_uni(winid_t win, glui32 *buf,
+	                                glui32 maxlen, glui32 initlen);
+
+	/** @}*/
+
+#ifdef GLK_MODULE_UNICODE_NORM
+
+	glui32 glk_buffer_canon_decompose_uni(glui32 *buf, glui32 len,
+	                                      glui32 numchars);
+	glui32 glk_buffer_canon_normalize_uni(glui32 *buf, glui32 len,
+	                                      glui32 numchars);
+
+#endif /* GLK_MODULE_UNICODE_NORM */
+
+#ifdef GLK_MODULE_IMAGE
+
+	glui32 glk_image_draw(winid_t win, glui32 image, glsi32 val1, glsi32 val2);
+	glui32 glk_image_draw_scaled(winid_t win, glui32 image,
+	                             glsi32 val1, glsi32 val2, glui32 width, glui32 height);
+	glui32 glk_image_get_info(glui32 image, glui32 *width, glui32 *height);
+
+	void glk_window_flow_break(winid_t win);
+
+	void glk_window_erase_rect(winid_t win,
+	                           glsi32 left, glsi32 top, glui32 width, glui32 height);
+	void glk_window_fill_rect(winid_t win, glui32 color,
+	                          glsi32 left, glsi32 top, glui32 width, glui32 height);
+	void glk_window_set_background_color(winid_t win, glui32 color);
+
+#endif /* GLK_MODULE_IMAGE */
+
+#ifdef GLK_MODULE_SOUND
+
+	schanid_t glk_schannel_create(glui32 rock = 0);
+	void glk_schannel_destroy(schanid_t chan);
+	schanid_t glk_schannel_iterate(schanid_t chan, glui32 *rockptr);
+	glui32 glk_schannel_get_rock(schanid_t chan);
+
+	glui32 glk_schannel_play(schanid_t chan, glui32 snd);
+	glui32 glk_schannel_play_ext(schanid_t chan, glui32 snd, glui32 repeats,
+	                             glui32 notify);
+	void glk_schannel_stop(schanid_t chan);
+	void glk_schannel_set_volume(schanid_t chan, glui32 vol);
+
+	void glk_sound_load_hint(glui32 snd, glui32 flag);
+
+#ifdef GLK_MODULE_SOUND2
+	/* Note that this section is nested inside the #ifdef GLK_MODULE_SOUND.
+	GLK_MODULE_SOUND must be defined if GLK_MODULE_SOUND2 is. */
+
+	schanid_t glk_schannel_create_ext(glui32 rock, glui32 volume);
+	glui32 glk_schannel_play_multi(schanid_t *chanarray, glui32 chancount,
+	                               glui32 *sndarray, glui32 soundcount, glui32 notify);
+	void glk_schannel_pause(schanid_t chan);
+	void glk_schannel_unpause(schanid_t chan);
+	void glk_schannel_set_volume_ext(schanid_t chan, glui32 vol,
+	                                 glui32 duration, glui32 notify);
+
+#endif /* GLK_MODULE_SOUND2 */
+#endif /* GLK_MODULE_SOUND */
+
+#ifdef GLK_MODULE_HYPERLINKS
+
+	void glk_set_hyperlink(glui32 linkval);
+	void glk_set_hyperlink_stream(strid_t str, glui32 linkval);
+	void glk_request_hyperlink_event(winid_t win);
+	void glk_cancel_hyperlink_event(winid_t win);
+
+#endif /* GLK_MODULE_HYPERLINKS */
+
+#ifdef GLK_MODULE_DATETIME
+
+	void glk_current_time(glktimeval_t *time);
+	glsi32 glk_current_simple_time(glui32 factor);
+	void glk_time_to_date_utc(const glktimeval_t *time, glkdate_t *date);
+	void glk_time_to_date_local(const glktimeval_t *time, glkdate_t *date);
+	void glk_simple_time_to_date_utc(glsi32 time, glui32 factor, glkdate_t *date);
+	void glk_simple_time_to_date_local(glsi32 time, glui32 factor, glkdate_t *date);
+	void glk_date_to_time_utc(const glkdate_t *date, glktimeval_t *time);
+	void glk_date_to_time_local(const glkdate_t *date, glktimeval_t *time);
+	glsi32 glk_date_to_simple_time_utc(const glkdate_t *date, glui32 factor);
+	glsi32 glk_date_to_simple_time_local(const glkdate_t *date, glui32 factor);
+
+#endif /* GLK_MODULE_DATETIME */
+
+	/* XXX non-official Glk functions that may or may not exist */
+#define GARGLK 1
+
+	const char *garglk_fileref_get_name(frefid_t fref) const;
+
+	void garglk_set_program_name(const char *name);
+	void garglk_set_program_info(const char *info);
+	void garglk_set_story_name(const char *name);
+	void garglk_set_story_title(const char *title);
+	void garglk_set_config(const char *name);
+
+	/**
+	 * Removes the specified string from the end of the output buffer, if
+	 * indeed it is there.
+	 */
+	void garglk_unput_string(const char *str);
+
+	/**
+	 * Removes the specified string from the end of the output buffer, if
+	 * indeed it is there.
+	 */
+	void garglk_unput_string_uni(const glui32 *str);
+
+	void garglk_set_zcolors(glui32 fg, glui32 bg);
+	void garglk_set_zcolors_stream(strid_t str, glui32 fg, glui32 bg);
+	void garglk_set_reversevideo(glui32 reverse);
+	void garglk_set_reversevideo_stream(strid_t str, glui32 reverse);
+};
+
+} // End of namespace Glk
+
+#endif