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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 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.
*
* $URL$
* $Id$
*
*/
#ifndef SCI_GFX_GFX_STATE_INTERNAL_H
#define SCI_GFX_GFX_STATE_INTERNAL_H
#include "sci/gfx/gfx_tools.h"
#include "sci/gfx/gfx_options.h"
#include "sci/gfx/operations.h"
#include "sci/gfx/gfx_resmgr.h"
#include "sci/gfx/gfx_system.h"
namespace Sci {
#define GFXW_FLAG_VISIBLE (1<<0)
#define GFXW_FLAG_OPAQUE (1<<1)
#define GFXW_FLAG_CONTAINER (1<<2)
#define GFXW_FLAG_DIRTY (1<<3)
#define GFXW_FLAG_TAGGED (1<<4)
#define GFXW_FLAG_MULTI_ID (1<<5) /* Means that the ID used herein may be used more than once, i.e. is not unique */
#define GFXW_FLAG_IMMUNE_TO_SNAPSHOTS (1<<6) /* Snapshot restoring doesn't kill this widget, and +5 bonus to saving throws vs. Death Magic */
#define GFXW_FLAG_NO_IMPLICIT_SWITCH (1<<7) /* Ports: Don't implicitly switch to this port when disposing windows */
struct gfxw_snapshot_t {
int serial; /* The first serial number to kill */
rect_t area;
};
enum gfxw_widget_type_t {
GFXW_, /* Base widget */
GFXW_BOX,
GFXW_RECT,
GFXW_LINE, /* For lines, the bounding rectangle's xl, yl determine the line's expansion:
** (x2, y2) = (x+xl, y+yl) */
GFXW_INVERSE_LINE,
GFXW_VIEW,
GFXW_STATIC_VIEW,
GFXW_DYN_VIEW,
GFXW_PIC_VIEW,
GFXW_TEXT,
GFXW_CONTAINER,
GFXW_LIST,
GFXW_SORTED_LIST,
GFXW_VISUAL,
GFXW_PORT
};
#define GFXW_MAGIC_VALID 0xC001
#define GFXW_MAGIC_INVALID 0xbad
#define GFXW_NO_ID -1
struct gfxw_widget_t;
struct gfxw_container_t;
struct gfxw_visual_t;
struct gfxw_port_t;
typedef int gfxw_point_op(gfxw_widget_t *, Common::Point);
typedef int gfxw_visual_op(gfxw_widget_t *, gfxw_visual_t *);
typedef int gfxw_op(gfxw_widget_t *);
typedef int gfxw_op_int(gfxw_widget_t *, int);
typedef int gfxw_bin_op(gfxw_widget_t *, gfxw_widget_t *);
struct gfxw_widget_t {
int magic; /* Extra check after typecasting */
int serial; /* Serial number */
int flags; /* Widget flags */
gfxw_widget_type_t type;
rect_t bounds; /* Boundaries */
gfxw_widget_t *next; /* Next widget in widget list */
int ID; /* Unique ID or GFXW_NO_ID */
int subID; /* A 'sub-ID', or GFXW_NO_ID */
gfxw_container_t *parent; /* The parent widget, or NULL if not owned */
gfxw_visual_t *visual; /* The owner visual */
int widget_priority; /* Drawing priority, or -1 */
gfxw_point_op *draw; /* Draw widget (if dirty) and anything else required for the display to be consistant */
gfxw_op *widfree; /* Remove widget (and any sub-widgets it may contain) */
gfxw_op *tag; /* Tag the specified widget */
gfxw_op_int *print; /* Prints the widget's contents, using sciprintf. Second parameter is indentation. */
gfxw_bin_op *compare_to; /* a.compare_to(a, b) returns <0 if a<b, =0 if a=b and >0 if a>b */
gfxw_bin_op *equals; /* a equals b if both cause the same data to be displayed */
gfxw_bin_op *should_replace; /* (only if a equals b) Whether b should replace a even though they are equivalent */
gfxw_bin_op *superarea_of; /* a superarea_of b <=> for each pixel of b there exists an opaque pixel in a at the same location */
gfxw_visual_op *set_visual; /* Sets the visual the widget belongs to */
};
#define GFXW_IS_BOX(widget) ((widget)->type == GFXW_BOX)
struct gfxw_box_t : public gfxw_widget_t {
gfx_color_t color1, color2;
gfx_box_shade_t shade_type;
};
#define GFXW_IS_PRIMITIVE(widget) ((widget)->type == GFXW_RECT || (widget)->type == GFXW_LINE || (widget->type == GFXW_INVERSE_LINE))
struct gfxw_primitive_t : public gfxw_widget_t {
gfx_color_t color;
gfx_line_mode_t line_mode;
gfx_line_style_t line_style;
};
#define GFXW_IS_VIEW(widget) ((widget)->type == GFXW_VIEW || (widget)->type == GFXW_STATIC_VIEW \
|| (widget)->type == GFXW_DYN_VIEW || (widget)->type == GFXW_PIC_VIEW)
struct gfxw_view_t : public gfxw_widget_t {
Common::Point pos; /* Implies the value of 'bounds' in gfxw_widget_t */
gfx_color_t color;
int view, loop, cel;
int palette;
};
#define GFXW_IS_DYN_VIEW(widget) ((widget)->type == GFXW_DYN_VIEW || (widget)->type == GFXW_PIC_VIEW)
struct gfxw_dyn_view_t : public gfxw_view_t {
/* FIXME: This code is specific to SCI */
rect_t draw_bounds; /* The correct position to draw to */
void *under_bitsp, *signalp;
int under_bits, signal;
int z; /* The z coordinate: Added to y, but used for sorting */
int sequence; /* Sequence number: For sorting */
int force_precedence; /* Precedence enforcement variable for sorting- defaults to 0 */
};
#define GFXW_IS_TEXT(widget) ((widget)->type == GFXW_TEXT)
struct gfxw_text_t : public gfxw_widget_t {
int font_nr;
int lines_nr, lineheight, lastline_width;
char *text;
gfx_alignment_t halign, valign;
gfx_color_t color1, color2, bgcolor;
int text_flags;
int width, height; /* Real text width and height */
gfx_text_handle_t *text_handle;
};
/* Container widgets */
typedef int gfxw_unary_container_op(gfxw_container_t *);
typedef int gfxw_container_op(gfxw_container_t *, gfxw_widget_t *);
typedef int gfxw_rect_op(gfxw_container_t *, rect_t, int);
struct gfxw_container_t : public gfxw_widget_t {
rect_t zone; /* The writeable zone (absolute) for contained objects */
gfx_dirty_rect_t *dirty; /* List of dirty rectangles */
gfxw_widget_t *contents;
gfxw_widget_t **nextpp; /* Pointer to the 'next' pointer in the last entry in contents */
gfxw_unary_container_op *free_tagged; /* Free all tagged contained widgets */
gfxw_unary_container_op *free_contents; /* Free all contained widgets */
gfxw_rect_op *add_dirty_abs; /* Add an absolute dirty rectangle */
gfxw_rect_op *add_dirty_rel; /* Add a relative dirty rectangle */
gfxw_container_op *add; /* Append widget to an appropriate position (for view and control lists) */
};
#define GFXW_IS_CONTAINER(widget) ((widget)->type == GFXW_PORT || (widget)->type == GFXW_VISUAL || \
(widget)->type == GFXW_SORTED_LIST || (widget)->type == GFXW_LIST)
#define GFXW_IS_LIST(widget) ((widget)->type == GFXW_LIST || (widget)->type == GFXW_SORTED_LIST)
#define GFXW_IS_SORTED_LIST(widget) ((widget)->type == GFXW_SORTED_LIST)
typedef gfxw_container_t gfxw_list_t;
#define GFXW_IS_VISUAL(widget) ((widget)->type == GFXW_VISUAL)
struct gfxw_visual_t : public gfxw_container_t {
gfxw_port_t **port_refs; /* References to ports */
int port_refs_nr;
int font_nr; /* Default font */
gfx_state_t *gfx_state;
};
#define GFXW_IS_PORT(widget) ((widget)->type == GFXW_PORT)
struct gfxw_port_t : public gfxw_container_t {
gfxw_list_t *decorations; /* optional window decorations- drawn before the contents */
gfxw_widget_t *port_bg; /* Port background widget or NULL */
gfx_color_t color, bgcolor;
int chrono_port;
int font_nr;
Common::Point draw_pos; /* Drawing position */
gfxw_snapshot_t *restore_snap; /* Snapshot to be restored automagically,
experimental feature used in the PQ3 interpreter */
int port_flags; /* interpreter-dependant flags */
const char *title_text;
byte gray_text; /* Whether text is 'grayed out' (dithered) */
};
} // End of namespace Sci
#endif // SCI_GFX_GFX_STATE_INTERNAL_H
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