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- /******************************************************************
- ** charmap.c : Affiche la table ascii d'une police de caractère **
- ** Écrit (en partie) par T.Pierron **
- ** 11-Déc-1999 **
- **---------------------------------------------------------------**
- ** Special Requirements: WorkBench 2.0, version 36 or above **
- ******************************************************************/
-
- #include <Intuition/Intuition.H>
- #include <Intuition/IntuitionBase.H>
- #include <Graphics/RastPort.H>
- #include <Graphics/Text.H>
- #include <Libraries/Gadtools.H>
- #include <Intuition/Screens.H>
-
- #include "cmap.h"
- #define CATCOMP_NUMBERS /* We will need the string id */
- #define CATCOMP_STRINGS /* and the english string corresponding to this id */
- #include "cmap_strings.h"
-
- /* Shared libraries we'll need to open */
- struct IntuitionBase *IntuitionBase = NULL;
- struct GfxBase *GfxBase = NULL;
- struct Library *GadToolsBase = NULL;
- struct Library *AslBase = NULL;
- struct Library *DiskfontBase = NULL;
- struct Library *CxBase = NULL;
- struct Library *IconBase = NULL;
- struct Library *KeymapBase = NULL;
- struct Library *LocaleBase = NULL;
- void *clipdev = NULL;
-
- /* Graphics area: */
- struct RastPort *RP,RPT;
- struct TextFont *font,*newfont=0;
-
- struct Menu *menu = NULL; /* Menu attached to the window */
- struct Screen *screen = NULL; /* Screen where window will be opened */
- struct Window *window = NULL; /* Main window ptr */
- struct Gadget *glist = NULL; /* Gadget list pointer */
- struct Gadget *gad; /* our running Gadget pointer */
- struct Gadget *copy_gad, *paste_gad; /* Copy and paste gadget (for menu action) */
- void *vi = NULL; /* VisualInfo pointer */
-
- WORD ZoomData[4]; /* Position of iconified window */
- WORD xdeb,ydeb,xfin,yfin,X,Y; /* Position of ASCII table */
- UBYTE CharWid[256],Char[]=" "; /* Data of ASCII table */
- UBYTE Font_height; /* Font information */
- UBYTE GadDisable=0; /* If ressource unavailable */
- WORD W,Wid,len; /* Width of gadget */
-
- /* For the "version" command: */
- const UBYTE VERSION[]= "$VER:CharMap v" CHARMAP_VERSION " " CHARMAP_DATE "\n";
-
- /* Tag list for openning the main window: */
- ULONG WinTags[] = {
- WA_Zoom,(ULONG)ZoomData,
- WA_NewLookMenus,TRUE,
- TAG_DONE
- };
-
- /* For our string gadget: */
- ULONG StrTags[] = {
- GTST_MaxChars,50,
- TAG_DONE
- };
-
- /* Set the color of the menu to Newlook (only 3.0+): */
- ULONG MenuTags[] = {
- GTMN_FrontPen, 1,
- TAG_DONE
- };
-
- ULONG BoxTags[] = {
- GT_VisualInfo,0,
- TAG_DONE,FALSE,
- TAG_DONE
- };
-
- /* Our gadtools gadgets text: */
- UBYTE *GadTxt[7+NUM_CHARSET]={
- "<=",
- MSG_NEWFONT_STR,
- NM_BARLABEL,
- MSG_COPY_STR,
- MSG_PASTE_STR,
- MSG_STRGAD_STR
- };
-
- ULONG CycleTags[]= {
- GTCY_Labels, (ULONG) &GadTxt[6],
- GTCY_Active, 1,
- TAG_DONE
- };
-
-
- /* here we declare the information for our new window - notice that GadTools
- * provides some constants which describe which IDCMP events the Window will
- * need to handle the GadTools Gadgets properly. Just OR them into your
- * normal IDCMPFlags field.
- */
-
- ULONG sigwin=0;
- struct NewWindow new_window = {
- 50, 20, 510, 150,
- -1, -1, /* DetailPen, BlockPen */
- CLOSEWINDOW | REFRESHWINDOW | MOUSEBUTTONS | MOUSEMOVE | RAWKEY | MENUPICK | MENUVERIFY | GADGETUP,
- ACTIVATE | WINDOWDRAG | WINDOWDEPTH | WINDOWCLOSE | SMART_REFRESH | REPORTMOUSE,
- NULL, /* FirstGadget */
- NULL, /* CheckMark */
- NULL, /* Title */
- NULL, /* Screen */
- NULL, /* BitMap */
- 0, 0, 0, 0, /* min/max sizes */
- CUSTOMSCREEN
- };
-
- /* Error messages: */
- UBYTE *Errors[]= {
- MSG_BADOS_STR,
- MSG_SCREENLOCK_STR,
- MSG_ERRLAYOUT_STR,
- MSG_FONTREALLYBIG_STR,
- MSG_ERRGADGET_STR,
- MSG_ERRNOMEM_STR,
- MSG_NEXTSCR_STR /* When commo is not present */
- };
-
- struct EasyStruct Request=
- { sizeof(struct EasyStruct),0,
- MSG_ABOUT_STR,
- MSG_ABOUTMSG_STR,
- MSG_CONTINUE_STR
- };
-
- /**********************************************************
- ***** MENU DATA MANAGMENT: *****
- **********************************************************/
-
- /* NewMenu menu declaration */
- struct NewMenu newmenu[] =
- {
- {NM_TITLE, MSG_MENUTITLE_STR,0 , 0, 0, 0},
- { NM_ITEM, MSG_FONTTYPE_STR, 0, 0, 0, 0},
- { NM_SUB, MSG_MENUFONTSCREEN_STR,"S", CHECKIT|CHECKED, ~1, (APTR) 11},
- { NM_SUB, MSG_MENUTEXTFONT_STR, "T", CHECKIT, ~2, (APTR)12},
- { NM_SUB, MSG_MENUCUSTOMFONT_STR,"F", CHECKIT, ~4, (APTR)13},
- { NM_ITEM, NM_BARLABEL, 0, 0, 0, 0},
- { NM_ITEM, MSG_MENUCHARSET_STR, 0, 0, 0, 0},
- { NM_SUB, MSG_MENUASCII8_STR, "1", CHECKIT, ~1, (APTR)141},
- { NM_SUB, MSG_MENUISOLATIN1_STR, "2", CHECKIT, ~2, (APTR)142},
- { NM_SUB, MSG_MENUSTDAMIGA_STR, "3", CHECKIT, ~4, (APTR)143},
- { NM_ITEM, MSG_MENUABOUT_STR, "?", 0, 0, (APTR)15},
- { NM_ITEM, NM_BARLABEL, 0, 0, 0, 0},
- { NM_ITEM, MSG_MENUICONOFY_STR, "I", 0, 0, (APTR)16},
- { NM_ITEM, MSG_MENUHIDE_STR, "H", 0, 0, (APTR)17},
- { NM_ITEM, MSG_MENUQUIT_STR, "Q", 0, 0, (APTR)18},
-
- {NM_TITLE, MSG_EDITMENU_STR ,0, 0, 0, 0},
- { NM_ITEM, MSG_CUT_STR, "X", 0, 0, (APTR)21},
- { NM_ITEM, NM_BARLABEL, "C", 0, 0, (APTR)22},
- { NM_ITEM, NM_BARLABEL, "V", 0, 0, (APTR)23},
- { NM_ITEM, NM_BARLABEL, 0, 0, 0, 0},
- { NM_ITEM, MSG_MENUCLEARTXT_STR, "Del", NM_COMMANDSTRING, 0, (APTR)24},
- /* { NM_ITEM, NM_BARLABEL, 0, 0, 0, 0},
- { NM_ITEM, MSG_SAVESETTINGS, 0, 0, 0, (APTR)26},
- */ {NM_END, 0, 0, 0, 0, 0},
- },*checked=&newmenu[NM_FONTTYPE],
- *checkset;
-
- /* Different width of box for each charset: */
- UBYTE MaxWid,NumChars,CharsetNum=0;
-
- /* Colors pens: */
- UWORD fillpen=3,txtpen=1,poppen=2,filltxt=2;
-
- /* Position of normal and minimized window: */
- WORD Offset[]={0x7FFF,0x7FFF,0x7FFF,0x7FFF};
-
- /* Function prototypes */
- BYTE setup(); /* Open window, ressources, font... */
- void cleanup(UBYTE *,WORD); /* Quit properly */
- void create_gadgets(void); /* Create the gadget using gadtools lib */
- void handle_input(void); /* Handle intuition events */
- void Init_helpwin(); /* Alloc memory for help window */
- void Open_helpwin(UBYTE, WORD, WORD); /* Show the help window */
- void Free_helpwin(); /* Free all allocated memory */
- void Close_helpwin(); /* Cleanup the display */
-
- /**** Definition of the main loop: ****/
- int main(int argc, char *argv[])
- {
- extern BOOL PopWin; /* True if the window is poped up at start */
-
- /* Open ze libraries */
- if( (CxBase = (void *) OpenLibrary("commodities.library", 37L)) &&
- (IconBase = (void *) OpenLibrary("icon.library", 36L)) )
- /* If the icon and commodities.library are present, and the **
- ** programm failed to init as a commodity, it's probably **
- ** because it is already running, and user want to quit: */
- { if( Init_commodity(argc,argv)==FALSE )
- cleanup(0,0);
- } else {
- /* If commo. is not present, change menu Hide by Next screen: */
- newmenu[13].nm_Label = ErrMsg(MSG_NEXTSCR);
- newmenu[13].nm_CommKey = "J";
- newmenu[13].nm_UserData = (APTR)25;
- }
-
- /* These libraries are located in ROM. If it failed to open, it's **
- ** because we are attempting to run this programme on an old system */
- if( !(GfxBase = (struct GfxBase *)OpenLibrary("graphics.library", MIN_VERSION)) ||
- !(IntuitionBase = (struct IntuitionBase *)OpenLibrary("intuition.library",MIN_VERSION)) ||
- !(GadToolsBase = (struct Library *)OpenLibrary("gadtools.library",MIN_VERSION)) ||
- !(KeymapBase = (struct Library *)OpenLibrary("keymap.library",37)) )
- cleanup(ErrMsg(MSG_BADOS),30);
-
- /* If no locale, use english as default: */
- if(LocaleBase = (struct Library *)OpenLibrary("locale.library", 38))
- Translate_srings();
-
- /* Same as gadget or menu text: */
- newmenu[17].nm_Label=GadTxt[3];
- newmenu[18].nm_Label=GadTxt[4];
- GadTxt[2]=newmenu[6].nm_Label;
- for(checkset=&newmenu[NM_CHARSET], X=6; X<6+NUM_CHARSET; X++,checkset++)
- GadTxt[ X ]=checkset->nm_Label;
-
- /* No ASL or diskfont library, no font requester */
- if( !(AslBase = (struct Library *)OpenLibrary("asl.library",MIN_VERSION)) ||
- !(DiskfontBase = (struct Library *)OpenLibrary("diskfont.library",0)) ) {
- newmenu[NM_FONTTYPE+2].nm_Flags |= NM_ITEMDISABLED;
- GadDisable |= 2;
- }
-
- /* For temporary font measurement: */
- InitRastPort( &RPT );
-
- /* Get access to the frontmost screen */
- screen = (struct Screen *) IntuitionBase->ActiveScreen;
- font = screen->RastPort.Font;
-
- /* Initial charset displayed: */
- if(CharsetNum<1 || CharsetNum>NUM_CHARSET) Init_charset(font);
- checkset=&newmenu[CharsetNum+NM_CHARSET-1];
- checkset->nm_Flags |= CHECKED;
-
- if(PopWin)
- /* If setup failed at start (font too big): */
- if(setup()) Handle_menu(13L);
-
- handle_input();
- }
-
- /**** Setup the window, return 1 if init failed: ****/
- BYTE setup()
- {
- struct DrawInfo *di;
-
- /* get the screen's visual information data */
- if( !(vi = (void *) GetVisualInfoA( screen,NULL )) )
- cleanup(ErrMsg(MSG_SCREENLOCK),30);
-
- BoxTags[1]=(ULONG)vi;
-
- /* Adjust the pen number to what the screen uses: */
- if( di = (void *)GetScreenDrawInfo(screen))
- {
- /* Get a copy of the correct pens for the screen: */
- fillpen = di->dri_Pens[FILLPEN];
- txtpen = di->dri_Pens[TEXTPEN];
- filltxt = poppen = di->dri_Pens[FILLTEXTPEN];
- if(poppen==txtpen) poppen=fillpen;
-
- /* This one is only available on system V39+: */
- if(di->dri_Version>=2) MenuTags[1] = di->dri_Pens[BARDETAILPEN];
- FreeScreenDrawInfo(screen,di);
- }
-
- /* Build the menu-strip and compute menu items size: */
- if( !(menu = (void *) CreateMenusA(newmenu, MenuTags)) ||
- !LayoutMenusA(menu, vi, NULL) )
- cleanup(ErrMsg(MSG_ERRLAYOUT),30);
-
- SetFont(&RPT,font);
- /* Read the size of the 256 characters of the current font, **
- ** and compute the maximal width of the box chars: */
- NumChars = CharsetNum==1 ? 32 : CharsetNum == 2 ? 28 : 24;
- {
- register WORD I;
- register UBYTE *W;
- for(I=0,W=CharWid,MaxWid=0; I<256; I++,W++) {
- *Char = I;
- *W = TextLength(&RPT,Char,1);
-
- /* Compute the width of each box: */
- switch( CharsetNum )
- {
- case 3: if(I>=127 && I<160) break;
- case 2: if(I<32) break;
- case 1: if(MaxWid < *W+6) MaxWid=*W+6;
- }
- }
- }
-
- Font_height = font->tf_YSize+4;
- SetFont(&RPT,screen->RastPort.Font);
- W = TextLength(&RPT,GadTxt[2],strlen(GadTxt[2])); /* "Charset" string */
- len = TextLength(&RPT,GadTxt[8],strlen(GadTxt[8]))+30; /* Cycle gadget */
- xdeb= TextLength(&RPT,GadTxt[1],strlen(GadTxt[1]))+10; /* Choose font gadget */
-
- for(;;) {
- /* Computes the width of our window: */
- new_window.Width = xfin = MaxWid*NumChars+20;
-
- /* Computes the widths of the bottom row of gadgets: */
- Wid = (xfin - 50 - W) / 3;
- if(Wid<len) Wid = (xfin - 50 - W - len) / 2;
- else len = Wid;
-
- /* Is the width of the window enough to place gadgets? */
- if(Wid < xdeb ) MaxWid += 1+(xdeb-Wid)/NumChars;
- else break;
- }
-
- /* Does the width of the window fit in the screen ? */
- if(xfin > screen->Width)
- {
- /* No! force the window width: */
- MaxWid = (screen->Width-20) / NumChars;
- new_window.Width = xfin = MaxWid*NumChars+20;
- }
-
- new_window.TopEdge = Adjust_pos(Offset[1],screen->Height,
- new_window.Height = Font_height*8+3*screen->Font->ta_YSize+35 );
- new_window.Screen = screen;
- new_window.LeftEdge = Adjust_pos(Offset[0],screen->Width,xfin);
-
- /* Title of the window is the name of our font: */
- new_window.Title = font->tf_Message.mn_Node.ln_Name;
-
- /* Init the position and the size of the minimized window: */
- ZoomData[0] = Adjust_pos(Offset[2],screen->Width,
- ZoomData[2] = TextLength(&screen->RastPort,new_window.Title,strlen(new_window.Title))+100);
- ZoomData[1] = Adjust_pos(Offset[3],screen->Height,
- ZoomData[3] = screen->BarHeight+1);
-
- /* If this call failed, the font is VERY too much big! */
- if( !(window = (void *) OpenWindowTagList(&new_window,WinTags)) )
- /* If ASL is avaible, show a requester to change the font: */
- if( avert(ErrMsg(MSG_FONTREALLYBIG)) && AslBase )
- return TRUE;
- else cleanup(0,0);
-
- /* Signal bit, to process events from the window: */
- sigwin = 1 << window->UserPort->mp_SigBit;
- SetMenuStrip(window, menu); /* Attach the menu to the window */
- create_gadgets(); /* Creates all gadgets */
- Init_helpwin(); /* Init the help win, using width height of the current font: */
- return FALSE;
- }
-
- /**** Desallocate all ressources: ****/
- void cleanup(UBYTE *msg,WORD err)
- {
- extern APTR FR;
- extern void *catalog;
-
- if (msg) puts(msg);
- if (window) {
- ClearMenuStrip(window);
- CloseWindow(window);
- window=NULL;
- }
-
- /* These two functions can take a NULL, but let's stay consistent */
- if (glist) FreeGadgets(glist); glist=0;
- if (vi) FreeVisualInfo(vi); vi=0;
- if (menu) FreeMenus(menu); menu=0;
- Free_helpwin();
-
- if (err<0) return;
- Free_commodity();
- if (FR) FreeAslRequest(FR);
- if (newfont) CloseFont(newfont);
- if (catalog) CloseCatalog(catalog);
- if (clipdev) CBClose(clipdev);
- if (CxBase) CloseLibrary(CxBase);
- if (AslBase) CloseLibrary(AslBase);
- if (IconBase) CloseLibrary(IconBase);
- if (KeymapBase) CloseLibrary(KeymapBase);
- if (LocaleBase) CloseLibrary(LocaleBase);
- if (DiskfontBase) CloseLibrary(DiskfontBase);
- if (GadToolsBase) CloseLibrary(GadToolsBase);
- if (IntuitionBase) CloseLibrary(IntuitionBase);
- if (GfxBase) CloseLibrary(GfxBase);
- exit(err);
- }
-
- /**** Draw the table of characters: ****/
- void Draw_ASCIIChart()
- {
- register WORD i,x,y;
-
- /* Initial bevel box, which will be copied 256 times: */
- DrawBevelBoxA(RP,xdeb,ydeb,MaxWid,Font_height,BoxTags);
-
- /* Exponential copy (very fast :-) */
- for(x=MaxWid,i=xdeb+x,y=window->Width-10; i<xfin; ) {
- ClipBlit(RP,xdeb,ydeb,RP,i,ydeb,x,Font_height,0xC0);
- i+=x; x<<=1; if(i+x>y) x=y-i;
- }
-
- for(x=Font_height,i=ydeb+x; i<yfin; i+=x,x<<=1)
- ClipBlit(RP,xdeb,ydeb,RP,xdeb,i,y,x,0xC0);
-
- /* Character in each box: */
- SetAPen(RP,txtpen);
- for(i=CharsetNum==1?0:32,x=xdeb; i<256; i++,y+=Font_height)
- {
- if(CharsetNum==3 && i==127) { i=160; goto NL; }
- if( (i&7)==0 ) { NL: y=ydeb; x+=MaxWid; }
- *Char = i;
- Move(RP,x-(MaxWid+CharWid[i]>>1),y+font->tf_Baseline+2);
- Text(RP,Char,1);
- }
- }
-
- /**** Create the gadgets associated with the window: ****/
- void create_gadgets()
- {
- # define tmpgad ((struct Gadget *)RP)
- struct NewGadget ng={65,5,0,14,0,0,5,PLACETEXT_LEFT | NG_HIGHLABEL,0,0};
- extern UBYTE *StrBuf;
- UWORD top,I;
-
- /* «Constant» variables: */
- top = window->BorderTop + 1;
- gad = (void *) CreateContext(&glist);
- RP = &screen->RastPort;
-
- ng.ng_TextAttr = screen->Font;
- ng.ng_VisualInfo = vi;
-
- /* the NewGadget stucture is not modified by any Gadget creation call,
- so you'll only need to change information that actually needs to be
- changed */
- ng.ng_GadgetText = GadTxt[5];
- if( W < (ng.ng_LeftEdge = TextLength(RP,GadTxt[5],strlen(GadTxt[5]))+20) )
- ng.ng_LeftEdge = W+20;
- ng.ng_Width = window->Width - 20 - Wid - ng.ng_LeftEdge -
- (ng.ng_Height = screen->Font->ta_YSize+6);
- ng.ng_TopEdge += top;
-
- tmpgad = gad = (void *) CreateGadgetA(STRING_KIND, gad, &ng, StrTags);
-
- *(StrBuf = sti(gad)->Buffer)=0;
- /* Name of the charset displayed in the cycle gad: */
- CycleTags[3]=CharsetNum-1;
-
- /* Create the 5 gadgets shorcut: */
- ng.ng_LeftEdge -= 10;
- for(I=0; I<5; I++)
- {
- ng.ng_LeftEdge+=ng.ng_Width+10;
- if(I==2) { ng.ng_Width = len; ng.ng_Flags = PLACETEXT_LEFT | NG_HIGHLABEL; ng.ng_Height -= 2;
- ng.ng_LeftEdge = 20+W; top = (ng.ng_TopEdge += ng.ng_Height+6); }
- else { ng.ng_Width = I==0?ng.ng_Height:Wid; ng.ng_Flags = PLACETEXT_IN; }
- ng.ng_GadgetID = I;
- ng.ng_GadgetText = GadTxt[I];
- tmpgad = (void *) CreateGadgetA(I==2 ? CYCLE_KIND:BUTTON_KIND, tmpgad, &ng, I==2 ? CycleTags:NULL);
-
- if(I==3) copy_gad=tmpgad; if(I==4) paste_gad=tmpgad;
-
- /* If a ressource isn't available, disable the corresponding gadget: */
- if(GadDisable & (1<<I)) tmpgad->Flags |= GADGDISABLED;
- }
-
- /* Now we're ready to add the Gadget list. Quit if the final Gadget
- pointer is NULL - this means that one of the Gadget allocations failed.
- If it exists, add it to the window and refresh, then add the new
- GT_RefreshWindow() call. */
-
- if (!tmpgad)
- cleanup(ErrMsg(MSG_ERRGADGET),30);
-
- AddGList(window, glist, (UWORD)-1, (UWORD)-1, NULL);
- RefreshGList(glist, window, NULL, (UWORD)-1);
- GT_RefreshWindow(window, NULL);
- RP=window->RPort;
- SetFont(RP,font);
- SetDrMd(RP,JAM1);
-
- /* Draw the ASCII table: */
- xdeb = 10; ydeb = top+ng.ng_Height+5;
- xfin -= 10; yfin = ydeb+Font_height*8;
- Draw_ASCIIChart();
- }
-