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/*
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* ROlib.h - Defines Classes, variables and OS interface calls for Acorn
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* RISC OS computers
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*
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* (C) 1997 Andreas Dehmel
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*
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* Frodo (C) 1994-1997,2002-2003 Christian Bauer
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef RO_CUSTOM_LIB
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#define RO_CUSTOM_LIB
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#include <kernel.h>
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#define TASKNAME "Frodo"
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#define TASK_WORD 0x4b534154
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/* Scrap-file for 1541fs directory function */
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#define RO_TEMPFILE "<Wimp$ScrapDir>.FrodoDIR"
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/* Icon Flags */
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#define IFlg_Text 1
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#define IFlg_Sprite 2
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#define IFlg_Border 4
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#define IFlg_HCenter 8
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#define IFlg_VCenter 16
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#define IFlg_Filled 32
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#define IFlg_AntiA 64
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#define IFlg_AutoRdrw 128
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#define IFlg_Indir 256
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#define IFlg_RAdjust 512
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#define IFlg_Slct (1<<21)
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#define IFlg_Grey (1<<22)
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/* Menu Flags */
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#define MFlg_Tick 1
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#define MFlg_Dotted 2
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#define MFlg_Writable 4
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#define MFlg_Warning 8
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#define MFlg_LastItem 128
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/* Joystick stuff */
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#define JoyDir_Thresh 32
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#define JoyButton1 (1<<16)
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#define JoyButton2 (1<<17)
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/* Size of WIMP data types */
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#define RO_WINDOW_WORDS 23
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#define RO_WINDOW_BYTES 92
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#define RO_ICON_WORDS 8
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#define RO_ICON_BYTES 32
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#define RO_MHEAD_WORDS 7
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#define RO_MHEAD_BYTES 28
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#define RO_MITEM_WORDS 6
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#define RO_MITEM_BYTES 24
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/* Structures for directory scanning (mainly 1541fs) */
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/* May hold entire pathname, so DON'T REDUCE!!! */
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#define FILENAME_MAX_CHARS 256 /* must be >= NAMEBUF_LENGTH (256) */
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typedef struct {
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unsigned int load, exec, length, attrib, otype;
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char name[FILENAME_MAX_CHARS];
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} dir_full_info;
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typedef struct {
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int readno, offset, buffsize;
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char *match;
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} dir_env;
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/* WIMP structures: */
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typedef struct {
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int *tit, *val;
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int len;
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} WIdatI;
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/* data type for window / icon data */
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typedef union {
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char strg[12];
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WIdatI ind;
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} WIdata;
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/* Window descriptor - 23 words = 92 bytes */
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typedef struct {
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int Handle;
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int vminx,vminy,vmaxx,vmaxy;
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int scrollx,scrolly;
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int stackpos;
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unsigned int wflags;
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char col_tfg, col_tbg, col_wfg, col_wbg; /* title/work_area fore/background colour */
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char col_sbo, col_sbi, col_tsl, reserved;/* scroll bar inner/outer, title if input focus */
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int wminx, wminy, wmaxx, wmaxy;
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unsigned int tflags, waflags;
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int SpriteAreaPtr;
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short min_width, min_height;
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WIdata dat;
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int icon_no;
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} RO_Window;
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/* Icon descriptor */
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typedef struct {
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int minx, miny, maxx, maxy;
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int iflags;
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WIdata dat;
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} RO_Icon;
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typedef struct {
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int WindowHandle;
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int minx, miny, maxx, maxy;
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int iflags;
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WIdata dat;
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} RO_IconDesc;
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typedef struct {
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char title[12];
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char col_tfg, col_tbg, col_wfg, col_wbg;
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int width, height, vgap;
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} RO_MenuHead;
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typedef struct {
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unsigned int mflags;
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RO_MenuHead *submenu;
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unsigned int iflags;
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WIdata dat;
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} RO_MenuItem;
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/* Caret descriptor */
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typedef struct {
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int WHandle;
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int IHandle;
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int offx, offy;
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int height, index;
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} RO_Caret;
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/* Joystick key descriptor */
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typedef struct {
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unsigned char up, down, left, right, fire;
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} Joy_Keys;
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/* Declare classes that are needed in the following new classes */
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class C64Display;
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class C64;
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/* Very simple class to read the resolution and eigen values */
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class RORes
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{
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public:
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RORes(void);
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~RORes(void);
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int resx,resy,eigx,eigy;
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};
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/* Handle current screenmode */
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class ROScreen
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{
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private:
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_kernel_oserror ModeError;
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public:
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ROScreen(void);
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~ROScreen(void);
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int ReadMode(void);
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int resx, resy, ldbpp, eigx, eigy, ladd;
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char *scrbase;
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};
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class Icon
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{
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private:
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RO_IconDesc icon;
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public:
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Icon(int IconHandle, const RO_IconDesc *IDesc);
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~Icon(void);
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void setstate(unsigned int eor, unsigned int clear);
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void getstate(void);
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int IHandle;
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};
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class Window
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{
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private:
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RO_Window *wind;
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bool isopen;
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public:
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Window(const int *WDesc, const char *Title);
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~Window(void);
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int MyHandle(void);
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void GetWorkArea(int *Dest);
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void RedrawAWindow(int *Block, uint8 *Bitmap, C64Display *Disp);
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RO_Window *Descriptor(void);
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RO_Icon *GetIcon(unsigned int number);
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void SetIconState(unsigned int number, unsigned int eor, unsigned int clear);
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void GetIconState(unsigned int number, int *Block);
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void WriteIconText(unsigned int number, const char *text);
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void WriteIconTextU(unsigned int number, const char *text); // update instead of force redrw
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void WriteIconNumber(unsigned int number, int value);
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void WriteIconNumberU(unsigned int number, int value);
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char *ReadIconText(unsigned int number);
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int ReadIconNumber(unsigned int number);
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void ForceIconRedraw(unsigned int number);
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void UpdateIcon(unsigned int number);
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void WriteTitle(const char *title);
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char *ReadTitle(void);
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void UpdateTitle(void);
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bool HaveInput(void);
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bool OpenStatus(void);
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bool OpenStatus(int *Block);
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void open(void);
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void open(int *Block);
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void close(void);
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void forceredraw(int minx, int miny, int maxx, int maxy);
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void update(uint8 *Bitmap, C64Display *Disp);
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void update(int *Block, uint8 *Bitmap, C64Display *Disp);
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void redraw(int *Block, uint8 *Bitmap, C64Display *Disp);
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void extent(int minx, int miny, int maxx, int maxy);
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void getstate(void);
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void getstate(int *dest); // read window definition to external block
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};
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class WIMP
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{
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private:
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_kernel_oserror WimpError;
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int Block[64], AuxBlock[64]; // two WIMP blocks for convenience
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int Mask;
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int DragType, CMOS_DragType;
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bool UseScrap; // Scrap file used (data transfer protocol!)
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bool EmuPaused;
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int UseNULL; // Number of clients that need NULL events
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int RAMsize, RAMtransfered, RAMpartner; // for RAM transfer
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int LastMenu, LastClick, LastDrag, MenuType, LastIcon, SaveType;
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int *SpriteArea;
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RO_Caret LastCaret;
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int EmuZoom;
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Joy_Keys NewJoyKeys[2];
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C64 *the_c64;
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public:
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WIMP(C64 *my_c64);
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~WIMP(void);
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// On startup
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bool LoadATemplate(char *Name, Window **Which);
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// To make window and pane work as a team
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void OpenEmuWindow(void);
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void OpenEmuWindow(int *Block); // open at pos
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void CloseEmuWindow(void);
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void UpdateEmuWindow(void); // update window and pane
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void ThePrefsToWindow(void); // write ThePrefs into the window
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void WindowToThePrefs(void); // update ThePrefs from window
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void SysConfToWindow(void);
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void WindowToSysConf(void);
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void PollSysConfWindow(void); // low-level koyboard scan
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void DragIconSprite(Window *host, unsigned int number);
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int CalculateVolume(int *Block);
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int CheckFilename(char *name);
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void SnapshotSaved(bool OK);
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void IssueSnapshotRequest(void);
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void SetLEDIcons(bool FloppyEmulation);
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void SetEmuWindowSize(void);
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void ToggleEmuWindowSize(void);
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int ReadEmuWindowSize(void);
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void NewDriveImage(int DrNum, int *MsgBlock, bool SetNow);
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void SetSpeedLimiter(bool LimitSpeed);
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// Standard WIMP functions
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void Poll(bool Paused);
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void Redraw(void);
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void OpenWindow(void);
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void CloseWindow(void);
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void MouseClick(void);
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void UserDrag(void);
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void KeyPressed(void);
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void MenuSelection(void);
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void UserMessage(void);
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void UserMessageAck(void);
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// WIMP's Windows and Icons
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Icon *IBicon;
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Window *EmuWindow, *EmuPane, *PrefsWindow, *ConfigWindow, *InfoWindow, *SoundWindow, *SaveBox;
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char SnapFile[256], RAMFile[256];
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};
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/* system-specific Variables */
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extern RO_IconDesc IBarIcon;
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extern unsigned int TaskHandle;
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extern int WimpMessages[];
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/* Functions available via ROlib (not RISC OS Lib, mind you)
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All SWIs are called in the X-Form! */
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extern "C"
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{
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/* WIMP FUNCTIONS */
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/* returns handle or 0 if error */
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extern int Wimp_Initialise(int Version, int tw, const char *TaskName, const int *Messages);
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extern _kernel_oserror *Wimp_CloseDown(int Handle, int tw);
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/* returns handle or 0 if error */
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extern int Wimp_CreateWindow(const int *Window);
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extern int Wimp_CreateIcon(int Priority, const RO_IconDesc *Icon);
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extern _kernel_oserror *Wimp_DeleteWindow(const int *Window);
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extern _kernel_oserror *Wimp_DeleteIcon(int *Block);
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extern _kernel_oserror *Wimp_OpenWindow(const int *Window);
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extern _kernel_oserror *Wimp_CloseWindow(const int *Window);
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extern int Wimp_Poll(unsigned int Mask, int *Block, int *PollWord);
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/* returns 0 if no more to do or error */
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extern int Wimp_RedrawWindow(int *Block);
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extern int Wimp_UpdateWindow(int *Block);
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extern int Wimp_GetRectangle(int *Block);
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extern _kernel_oserror *Wimp_GetWindowState(int *Block);
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extern _kernel_oserror *Wimp_GetWindowInfo(int *Block);
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extern _kernel_oserror *Wimp_SetIconState(int *Block);
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extern _kernel_oserror *Wimp_GetIconState(int *Block);
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extern _kernel_oserror *Wimp_GetPointerInfo(int *Block);
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extern _kernel_oserror *Wimp_DragBox(int *Block);
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extern _kernel_oserror *Wimp_ForceRedraw(int Handle, int minx, int miny, int maxx, int maxy);
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extern _kernel_oserror *Wimp_SetCaretPosition(int WHandle, int IHandle, int xoff, int yoff, int height, int index);
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extern _kernel_oserror *Wimp_GetCaretPosition(RO_Caret *Caret);
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extern _kernel_oserror *Wimp_CreateMenu(const int *Menu, int cx, int cy);
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extern _kernel_oserror *Wimp_SetExtent(int Handle, int *Block);
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| 396 |
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extern _kernel_oserror *Wimp_OpenTemplate(char *Name);
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extern _kernel_oserror *Wimp_CloseTemplate(void);
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extern _kernel_oserror *Wimp_LoadTemplate(char **Template, char **Indirect, char *IndirLimit, char *Fonts, char *Name, int *Position);
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extern _kernel_oserror *Wimp_ProcessKey(int Key);
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extern int Wimp_StartTask(char *command);
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extern _kernel_oserror *Wimp_ReportError(const _kernel_oserror *Error, unsigned int Flags, const char *AppName);
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extern _kernel_oserror *Wimp_GetWindowOutline(int *Block);
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| 410 |
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extern int Wimp_PollIdle(unsigned int Mask, int *Block, int MinTime, int *PollWord);
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extern _kernel_oserror *Wimp_PlotIcon(int *Block);
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extern _kernel_oserror *Wimp_SendMessage(int Event, int *Block, int THandle, int IHandle);
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| 416 |
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extern _kernel_oserror *Wimp_CreateSubMenu(int *MenuBlock, int cx, int xy);
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extern _kernel_oserror *Wimp_SpriteOp(int, int, int, int, int, int, int, int);
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extern _kernel_oserror *Wimp_BaseOfSprites(int *ROM, int *RAM);
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| 422 |
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extern _kernel_oserror *Wimp_CommandWindow(int Action);
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| 424 |
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extern _kernel_oserror *Wimp_TransferBlock(int SHandle, char *SBuff, int DHandle, char *DBuff, int BuffSize);
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| 426 |
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extern _kernel_oserror *Wimp_SpriteInfo(char *name, int *width, int *height, int *mode);
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| 428 |
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extern _kernel_oserror *DragASprite_Start(unsigned int Flags, int SpriteArea, char *SpriteName, int *Box, int *BBox);
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| 430 |
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extern _kernel_oserror *DragASprite_Stop(void);
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| 432 |
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| 433 |
extern _kernel_oserror *ColourTrans_SelectTable(int SMode, int SPal, int DMode, int DPal, char **Buffer, unsigned int Flags, int *TransWork, int *TransFunc);
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| 434 |
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| 435 |
extern _kernel_oserror *ColourTrans_SetFontColours(int Handle, int BPal, int FPal, int Offset);
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| 436 |
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extern _kernel_oserror *ColourTrans_SetColour(int GCOL, unsigned int Flags, int Action);
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| 438 |
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| 439 |
extern _kernel_oserror *ColourTrans_SetGCOL(int Palette, unsigned int Flags, int Action);
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| 440 |
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| 441 |
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/* OS FUNCTIONS */
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| 444 |
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extern int OS_ReadModeVariable(int mode, int var);
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| 446 |
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| 447 |
extern int OS_ReadDynamicArea(int area);
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| 448 |
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| 449 |
extern int ScanKeys(int keys);
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| 450 |
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| 451 |
extern int ReadKeyboardStatus(void);
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| 452 |
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| 453 |
extern int ReadDragType(void);
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| 454 |
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| 455 |
extern int SetMousePointer(int NewShape);
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| 456 |
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| 457 |
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/* Generic sprite op call */
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| 459 |
extern _kernel_oserror *OS_SpriteOp(int, int, int, int, int, int, int, int);
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| 460 |
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| 461 |
extern _kernel_oserror *OS_Plot(int Command, int x, int y);
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| 462 |
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| 463 |
extern _kernel_oserror *MouseBoundingBox(char Box[8]);
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| 464 |
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| 465 |
extern int OS_ReadMonotonicTime(void);
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| 466 |
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| 467 |
extern _kernel_oserror *OS_ReadC(char *Code);
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| 468 |
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| 469 |
/* returns length of characters read; if length negative ==> terminated by escape */
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| 470 |
extern int OS_ReadLine(char *Buffer, int BuffSize, int minasc, int maxasc, int Echo);
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| 471 |
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| 472 |
/* true ==> escape */
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| 473 |
extern bool OS_ReadEscapeState(void);
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| 474 |
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| 475 |
/* File related calls */
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| 476 |
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| 477 |
/* Returns object type */
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| 478 |
extern int ReadCatalogueInfo(char *Name, int Result[4]);
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| 479 |
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| 480 |
/* Read the next name in the directory */
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| 481 |
extern _kernel_oserror *ReadDirName(const char *dirname, char *buffer, dir_env *env);
|
| 482 |
|
| 483 |
/* Read the next entry (name, length, type,...) in the directory */
|
| 484 |
extern _kernel_oserror *ReadDirNameInfo(const char *dirname,dir_full_info *buffer,dir_env *env);
|
| 485 |
|
| 486 |
extern _kernel_oserror *DeleteFile(char *name);
|
| 487 |
|
| 488 |
extern _kernel_oserror *OS_FlushBuffer(int BuffNum);
|
| 489 |
|
| 490 |
/* These functions are more secure than using sprintf because they allow buffersize */
|
| 491 |
/* Return value is a pointer to the terminating null */
|
| 492 |
extern char *ConvertInteger1(int value, char *buffer, int buffsize);
|
| 493 |
extern char *ConvertInteger2(int value, char *buffer, int buffsize);
|
| 494 |
extern char *ConvertInteger3(int value, char *buffer, int buffsize);
|
| 495 |
extern char *ConvertInteger4(int value, char *buffer, int buffsize);
|
| 496 |
|
| 497 |
|
| 498 |
/* Misc */
|
| 499 |
|
| 500 |
extern unsigned int ModeColourNumber(unsigned int pal_entry);
|
| 501 |
|
| 502 |
/* Returns -1 if error in joystick module, -2 if SWI unknown, joystate otherwise */
|
| 503 |
extern int Joystick_Read(int joyno);
|
| 504 |
|
| 505 |
|
| 506 |
/* Sound stuff */
|
| 507 |
|
| 508 |
#define DRState_Active 1
|
| 509 |
#define DRState_NeedData 2
|
| 510 |
#define DRState_Overflow 4
|
| 511 |
|
| 512 |
/* Sound calls */
|
| 513 |
|
| 514 |
extern int Sound_Volume(int volume);
|
| 515 |
|
| 516 |
/* Digital Renderer SWI calls */
|
| 517 |
extern _kernel_oserror *DigitalRenderer_Activate(int Channels, int Length, int SamPeriod);
|
| 518 |
|
| 519 |
extern _kernel_oserror *DigitalRenderer_Deactivate(void);
|
| 520 |
|
| 521 |
extern _kernel_oserror *DigitalRenderer_Pause(void);
|
| 522 |
|
| 523 |
extern _kernel_oserror *DigitalRenderer_Resume(void);
|
| 524 |
|
| 525 |
extern _kernel_oserror *DigitalRenderer_GetTables(uint8 **LinToLog, uint8 **LogScale);
|
| 526 |
|
| 527 |
extern int DigitalRenderer_ReadState(void);
|
| 528 |
|
| 529 |
extern _kernel_oserror *DigitalRenderer_NewSample(uint8 *Sample);
|
| 530 |
|
| 531 |
}
|
| 532 |
|
| 533 |
#endif
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