workbench/libs/icon/icon_intern.h

   1 #ifndef ICON_INTERN_H
   2 #define ICON_INTERN_H
   3
   4 /*
   5     Copyright © 1995-2006, The AROS Development Team. All rights reserved.
   6     $Id$
   7 */
   8
   9 #include <exec/memory.h>
  10 #include <exec/libraries.h>
  11 #include <aros/asmcall.h>
  12 #include <dos/dos.h>
  13 #include <libraries/iffparse.h>
  14 #include <cybergraphx/cybergraphics.h>
  15 #include <workbench/workbench.h>
  16 #include <workbench/icon.h>
  17 #include <graphics/view.h>
  18
  19 #include <proto/alib.h>
  20 #include <proto/exec.h>
  21 #include <proto/intuition.h>
  22 #include <proto/graphics.h>
  23 #include <proto/icon.h>
  24 #include <proto/iffparse.h>
  25 #include <proto/utility.h>
  26 #include <proto/cybergraphics.h>
  27 #include <proto/dos.h>
  28
  29 #include <stddef.h>
  30
  31 #include <string.h>
  32 #include <aros/libcall.h>
  33 #include <aros/asmcall.h>
  34
  35 /****************************************************************************************/
  36
  37 /* Constants */
  38 #define MAX_DEFICON_FILEPATH    256
  39
  40 /* Number of entries in the mementrys in the freelists */
  41 #define FREELIST_MEMLISTENTRIES 10
  42
  43 #define ICONDUPA_JustLoadedFromDisk ICONA_Reserved1
  44
  45 #define ICONLIST_HASHSIZE 256
  46
  47 /****************************************************************************************/
  48
  49 /*
  50     To get right alignment we make our very own memlist structure.
  51     Look at the original struct MemList in <exec/memory.h> to see why.
  52 */
  53
  54 struct IconInternalMemList
  55 {
  56     struct Node         iiml_Node;
  57     UWORD               iiml_NumEntries;
  58     struct MemEntry     iiml_ME[FREELIST_MEMLISTENTRIES];
  59 };
  60
  61 struct Image35
  62 {
  63     UBYTE *imagedata;
  64     UBYTE *palette;
  65     UBYTE *mask;
  66     WORD  numcolors;
  67     WORD  depth;
  68     WORD  flags;
  69     UBYTE transparentcolor;
  70
  71 };
  72
  73 #define IMAGE35F_HASTRANSPARENTCOLOR 1
  74 #define IMAGE35F_HASPALETTE          2
  75
  76 struct Icon35
  77 {
  78     struct Image35 img1;
  79     struct Image35 img2;
  80     WORD           width;
  81     WORD           height;
  82     WORD           flags;
  83     WORD           aspect;
  84 };
  85
  86 #define ICON35F_FRAMELESS           1
  87
  88 struct IconPNG
  89 {
  90     APTR   handle;
  91     APTR   handle2;
  92     UBYTE *filebuffer;
  93     ULONG  filebuffersize;
  94     UBYTE *img1;
  95     UBYTE *img2;
  96     WORD   width;
  97     WORD   height;
  98 };
  99
 100 struct NativeIcon
 101 {
 102     struct MinNode    node;
 103     APTR              pool;
 104     struct DiskObject dobj;
 105     ULONG             readstruct_state;
 106     struct Icon35     icon35;
 107     struct IconPNG    iconPNG;
 108     APTR              iconbase;
 109     struct BitMap    *iconbm1;
 110     struct BitMap    *iconbm2;
 111     struct Screen    *iconscr;
 112     struct ViewPort  *iconvp;
 113     struct ColorMap  *iconcm;
 114     WORD              iconbmwidth;
 115     WORD              iconbmheight;
 116     WORD              iconbmdepth;
 117 };
 118
 119 #define RSS_OLDDRAWERDATA_READ  (1 << 0)
 120 #define RSS_GADGETIMAGE_READ    (1 << 1)
 121 #define RSS_SELECTIMAGE_READ    (1 << 2)
 122 #define RSS_DEFAULTTOOL_READ    (1 << 3)
 123 #define RSS_TOOLWINDOW_READ     (1 << 4)
 124 #define RSS_TOOLTYPES_READ      (1 << 5)
 125
 126 #define NATIVEICON(icon) ((struct NativeIcon *)((UBYTE *)(icon) - offsetof(struct NativeIcon, dobj)))
 127
 128 struct IconBase
 129 {
 130     struct Library          ib_Lib;
 131
 132     struct Library         *pngbase;
 133     struct Hook             dsh;
 134     struct SignalSemaphore  iconlistlock;
 135     struct MinList          iconlists[ICONLIST_HASHSIZE];
 136
 137     APTR                    ib_MemoryPool;
 138     ULONG                   ib_CRCTable[256];
 139     BOOL                    ib_CRCTableComputed;
 140
 141     /* Global settings -----------------------------------------------------*/
 142     struct Screen          *ib_Screen;
 143     LONG                    ib_Precision;
 144     struct Rectangle        ib_EmbossRectangle;
 145     BOOL                    ib_Frameless;
 146     struct Hook            *ib_IdentifyHook;
 147     LONG                    ib_MaxNameLength;
 148     BOOL                    ib_NewIconsSupport;
 149     BOOL                    ib_ColorIconSupport;
 150 };
 151
 152 typedef struct IconBase IconBase_T;
 153
 154 #define PNGBase IconBase->pngbase
 155
 156 /****************************************************************************************/
 157
 158 extern struct ExecBase * SysBase;
 159 extern struct DosLibrary * DOSBase;
 160
 161 /****************************************************************************************/
 162
 163 /* Internal prototypes */
 164 AROS_UFP3(LONG, dosstreamhook,
 165     AROS_UFPA(struct Hook *,   hook, A0),
 166     AROS_UFPA(BPTR,            file, A2),
 167     AROS_UFPA(ULONG *,         msg, A1)
 168 );
 169
 170 #include "support.h"
 171
 172 UBYTE * WriteValue     (LONG, UBYTE *);
 173
 174 BOOL ReadIcon35(struct NativeIcon *icon, struct Hook *streamhook, void *stream, struct IconBase *IconBase);
 175 BOOL WriteIcon35(struct NativeIcon *icon, struct Hook *streamhook, void *stream, struct IconBase *IconBase);
 176 VOID FreeIcon35(struct NativeIcon *icon, struct IconBase *IconBase);
 177 VOID MakeMask35(UBYTE *imgdata, UBYTE *imgmask, UBYTE transpcolor, LONG imagew, LONG imageh);
 178
 179 BOOL ReadIconNI(struct NativeIcon *icon, struct Hook *streamhook, void *stream, struct IconBase *IconBase);
 180 BOOL WriteIconNI(struct NativeIcon *icon, struct Hook *streamhook, void *stream, struct IconBase *IconBase);
 181 VOID FreeIconNI(struct NativeIcon *icon, struct IconBase *IconBase);
 182
 183 BOOL ReadIconPNG(struct DiskObject **ret, BPTR file, struct IconBase *IconBase);
 184 BOOL WriteIconPNG(BPTR file, struct DiskObject *dobj, struct IconBase *IconBase);
 185 VOID FreeIconPNG(struct DiskObject *dobj, struct IconBase *IconBase);
 186
 187
 188 #define LB(ib)          ((struct IconBase *) (ib))
 189
 190 #define POOL            (((struct IconBase *) IconBase)->ib_MemoryPool)
 191
 192 #endif /* ICON_INTERN_H */