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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 _GFX_STATE_INTERNAL_H_
#define _GFX_STATE_INTERNAL_H_
#include "sci/include/gfx_tools.h"
#include "sci/include/gfx_options.h"
#include "sci/include/gfx_operations.h"
#include "sci/include/gfx_resmgr.h"
#include "sci/include/gfx_system.h"
#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 */
typedef struct {
int serial; /* The first serial number to kill */
rect_t area;
} gfxw_snapshot_t;
typedef enum {
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
} gfxw_widget_type_t;
#define GFXW_MAGIC_VALID 0xC001
#define GFXW_MAGIC_INVALID 0xbad
#define GFXW_NO_ID -1
struct _gfxw_widget;
struct _gfxw_container_widget;
struct _gfxw_visual;
typedef int gfxw_point_op(struct _gfxw_widget *, Common::Point);
typedef int gfxw_visual_op(struct _gfxw_widget *, struct _gfxw_visual *);
typedef int gfxw_op(struct _gfxw_widget *);
typedef int gfxw_op_int(struct _gfxw_widget *, int);
typedef int gfxw_bin_op(struct _gfxw_widget *, struct _gfxw_widget *);
#define WIDGET_COMMON \
int magic; /* Extra check after typecasting */ \
int serial; /* Serial number */ \
int flags; /* Widget flags */ \
gfxw_widget_type_t type; \
rect_t bounds; /* Boundaries */ \
struct _gfxw_widget *next; /* Next widget in widget list */ \
int ID; /* Unique ID or GFXW_NO_ID */ \
int subID; /* A 'sub-ID', or GFXW_NO_ID */ \
struct _gfxw_container_widget *parent; /* The parent widget, or NULL if not owned */ \
struct _gfxw_visual *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 */
typedef struct _gfxw_widget {
WIDGET_COMMON;
} gfxw_widget_t;
#define GFXW_IS_BOX(widget) ((widget)->type == GFXW_BOX)
typedef struct {
WIDGET_COMMON;
gfx_color_t color1, color2;
gfx_box_shade_t shade_type;
} gfxw_box_t;
#define GFXW_IS_PRIMITIVE(widget) ((widget)->type == GFXW_RECT || (widget)->type == GFXW_LINE || (widget->type == GFXW_INVERSE_LINE))
typedef struct {
WIDGET_COMMON;
gfx_color_t color;
gfx_line_mode_t line_mode;
gfx_line_style_t line_style;
} gfxw_primitive_t;
#define VIEW_COMMON \
WIDGET_COMMON; \
Common::Point pos; /* Implies the value of 'bounds' in WIDGET_COMMON */ \
gfx_color_t color; \
int view, loop, cel; \
int palette
#define GFXW_IS_VIEW(widget) ((widget)->type == GFXW_VIEW || (widget)->type == GFXW_STATIC_VIEW \
|| (widget)->type == GFXW_DYN_VIEW || (widget)->type == GFXW_PIC_VIEW)
typedef struct {
VIEW_COMMON;
} gfxw_view_t;
#define GFXW_IS_DYN_VIEW(widget) ((widget)->type == GFXW_DYN_VIEW || (widget)->type == GFXW_PIC_VIEW)
typedef struct {
VIEW_COMMON;
/* 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 */
} gfxw_dyn_view_t;
#define GFXW_IS_TEXT(widget) ((widget)->type == GFXW_TEXT)
typedef struct {
WIDGET_COMMON;
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;
} gfxw_text_t;
/* Container widgets */
typedef int gfxw_unary_container_op(struct _gfxw_container_widget *);
typedef int gfxw_container_op(struct _gfxw_container_widget *, gfxw_widget_t *);
typedef int gfxw_rect_op(struct _gfxw_container_widget *, rect_t, int);
#define WIDGET_CONTAINER \
WIDGET_COMMON; \
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) */
typedef struct _gfxw_container_widget {
WIDGET_CONTAINER;
} gfxw_container_t;
#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)
typedef struct _gfxw_visual {
WIDGET_CONTAINER;
struct _gfxw_port **port_refs; /* References to ports */
int port_refs_nr;
int font_nr; /* Default font */
gfx_state_t *gfx_state;
} gfxw_visual_t;
#define GFXW_IS_PORT(widget) ((widget)->type == GFXW_PORT)
typedef struct _gfxw_port {
WIDGET_CONTAINER;
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) */
} gfxw_port_t;
#undef WIDGET_COMMON
#undef WIDGET_CONTAINER
#endif /* !_GFX_STATE_INTERNAL_H_ */
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