shithub: freetype+ttf2subf

Download patch

ref: 829fbf194ed9050429c20b3319402640bd8ff1a0
parent: f21dac0209802bd86c1e0f3448b67f94658472d7
author: Just van Rossum <[email protected]>
date: Wed Mar 1 20:18:38 EST 2000

Mac backend for the graphics subsystem.

git/fs: mount .git/fs: mount/attach disallowed
--- /dev/null
+++ b/demos/graph/mac/grmac.c
@@ -1,0 +1,343 @@
+/*******************************************************************
+ *
+ *  grmac.c  graphics driver for MacOS platform.              0.1
+ *
+ *  This is the driver for displaying inside a window under MacOS,
+ *  used by the graphics utility of the FreeType test suite.
+ *
+ *  Largely written by Just van Rossum, but derived from grwin32.c.
+ *  Copyright 1999-2000 by Just van Rossum, Antoine Leca,
+ *  David Turner, Robert Wilhelm, and Werner Lemberg.
+ *
+ *  Borrowing liberally from the other FreeType drivers.
+ *
+ *  This file is part of the FreeType project, and may only be used
+ *  modified and distributed under the terms of the FreeType project
+ *  license, LICENSE.TXT. By continuing to use, modify or distribute
+ *  this file you indicate that you have read the license and
+ *  understand and accept it fully.
+ *
+ ******************************************************************/
+
+/* ANSI C */
+#include <string.h>
+
+/* Mac Toolbox */
+#include <Windows.h>
+
+/* FT graphics subsystem */
+#include "grmac.h"
+#include "grdevice.h"
+
+/* CodeWarrior's poor excuse for a console */
+#include <SIOUX.h>
+
+
+/*  Mac function key definitions. The 0x100 is a kludge, see listen_event(). */
+#define        KEY_F1        (0x7A | 0x100)
+#define        KEY_F2        (0x78 | 0x100)
+#define        KEY_F3        (0x63 | 0x100)
+#define        KEY_F4        (0x76 | 0x100)
+#define        KEY_F5        (0x60 | 0x100)
+#define        KEY_F6        (0x61 | 0x100)
+#define        KEY_F7        (0x62 | 0x100)
+#define        KEY_F8        (0x64 | 0x100)
+#define        KEY_F9        (0x65 | 0x100)
+#define        KEY_F10       (0x6D | 0x100)
+#define        KEY_F11       (0x67 | 0x100)
+#define        KEY_F12       (0x6F | 0x100)
+#define        KEY_F13       (0x69 | 0x100)
+#define        KEY_F14       (0x6B | 0x100)
+#define        KEY_F15       (0x71 | 0x100)
+
+
+/* Mac to FT key mapping */
+
+  typedef struct  _Translator
+  {
+    short   mackey;
+    grKey   grkey;
+
+  } Translator;
+
+  static
+  Translator  key_translators[] =
+  {
+    { kBackspaceCharCode,   grKeyBackSpace },
+    { kTabCharCode,         grKeyTab       },
+    { kReturnCharCode,      grKeyReturn    },
+    { kEscapeCharCode,      grKeyEsc       },
+    { kHomeCharCode,        grKeyHome      },
+    { kLeftArrowCharCode,   grKeyLeft      },
+    { kUpArrowCharCode,     grKeyUp        },
+    { kRightArrowCharCode,  grKeyRight     },
+    { kDownArrowCharCode,   grKeyDown      },
+    { kPageUpCharCode,      grKeyPageUp    },
+    { kPageDownCharCode,    grKeyPageDown  },
+    { kEndCharCode,         grKeyEnd       },
+    { kHelpCharCode,        grKeyF1        }, /* map Help key to F1... */
+    { KEY_F1,               grKeyF1        },
+    { KEY_F2,               grKeyF2        },
+    { KEY_F3,               grKeyF3        },
+    { KEY_F4,               grKeyF4        },
+    { KEY_F5,               grKeyF5        },
+    { KEY_F6,               grKeyF6        },
+    { KEY_F7,               grKeyF7        },
+    { KEY_F8,               grKeyF8        },
+    { KEY_F9,               grKeyF9        },
+    { KEY_F10,              grKeyF10       },
+    { KEY_F11,              grKeyF11       },
+    { KEY_F12,              grKeyF12       }
+  };
+
+
+  /* This is a minimalist driver, it is only able to display */
+  /* a _single_ window. Moreover, only monochrome and gray   */
+  /* bitmaps are supported..                                 */
+
+  /* pointer to the window. */
+  static WindowPtr   theWindow = NULL;
+
+  /* the pixmap */
+  static PixMap thePixMap;
+
+
+  /* destroys the window */
+  static
+  void done_window(  )
+  {
+    if ( theWindow )
+    {
+      DisposeWindow ( theWindow );
+    }
+    theWindow = NULL;
+  }
+
+  /* destroys the surface*/
+  static
+  void done_surface( grSurface*  surface )
+  {
+    /* ick! this never gets called... */
+    done_window();
+    grDoneBitmap( &surface->bitmap );
+  }
+
+  static
+  void  refresh_rectangle( grSurface*  surface,
+                           int         x,
+                           int         y,
+                           int         w,
+                           int         h )
+  {
+    Rect bounds;
+    SetRect( &bounds, x, y, x+w, y+h );
+    if ( theWindow )
+      CopyBits( (BitMap*)&thePixMap, &theWindow->portBits,
+                &bounds, &bounds, srcCopy, theWindow->visRgn );
+  }
+
+  static
+  void set_title( grSurface* surface, const char* title )
+  {
+    Str255 pTitle;
+    strcpy( (char*)pTitle+1, title );
+    pTitle[0] = strlen( title );
+    if ( theWindow )
+        SetWTitle( theWindow, pTitle );
+  }
+
+  static
+  void listen_event( grSurface*  surface,
+                     int         event_mask,
+                     grEvent*    grevent )
+  {
+    grEvent  our_grevent;
+    EventRecord mac_event;
+    short theEventMask = keyDownMask | autoKeyMask /* | updateEvtMask */ ;
+
+    our_grevent.type = gr_event_none;
+    our_grevent.key = grKeyNone;
+
+    for ( ;; )
+    /* The event loop. Sorry, but I'm too lazy to split the various events
+       to proper event handler functions. This whole app is rather ad hoc
+       anyway, so who cares ;-) */
+    {
+      if ( WaitNextEvent( everyEvent, &mac_event, 10, NULL ) )
+      {
+        switch ( mac_event.what )
+        {
+        case autoKey:
+        case keyDown:
+          {
+            int           count = sizeof( key_translators ) / sizeof( key_translators[0] );
+            Translator*   trans = key_translators;
+            Translator*   limit = trans + count;
+            short         char_code;
+
+            char_code = mac_event.message & charCodeMask;
+            if ( char_code == kFunctionKeyCharCode )
+                /* Le kluge. Add a flag to differentiate the F-keys from normal keys. */
+                char_code = 0x100 | ((mac_event.message & keyCodeMask) >> 8);
+
+            our_grevent.key = char_code;
+
+            for ( ; trans < limit; trans++ )
+              /* see if the key maps to a special "gr" key */
+              if ( char_code == trans->mackey )
+              {
+                our_grevent.key = trans->grkey;
+              }
+              our_grevent.type = gr_event_key;
+            }
+            if ( our_grevent.key == grKEY('q') || our_grevent.key == grKeyEsc )
+              /* destroy the window here, since done_surface() doesn't get called */
+              done_window();
+            *grevent = our_grevent;
+            return;
+          case updateEvt:
+            if ( theWindow && (WindowPtr)mac_event.message == theWindow )
+            {
+              BeginUpdate( theWindow );
+              refresh_rectangle( surface,
+                                 0, 0,
+                                 thePixMap.bounds.right, thePixMap.bounds.bottom );
+              EndUpdate( theWindow );
+            }
+            else
+            {
+              SIOUXHandleOneEvent( &mac_event );
+            }
+            break;
+          case mouseDown:
+            {
+              short part;
+              WindowPtr wid;
+
+              part = FindWindow( mac_event.where, &wid );
+              if ( wid == theWindow )
+              {
+                if ( theWindow && part == inDrag)
+                  DragWindow( wid, mac_event.where, &qd.screenBits.bounds );
+                else if (part == inGoAway)
+                {
+                  if ( TrackGoAway( theWindow, mac_event.where ) )
+                  {
+                    /* The user clicked the window away, emulate quit event */
+                    done_window();
+                    our_grevent.type = gr_event_key;
+                    our_grevent.key = grKeyEsc;
+                    *grevent = our_grevent;
+                    return;
+                  }
+                }
+              }
+              else
+              {
+                SIOUXHandleOneEvent( &mac_event );
+              }
+            }
+            break;
+          default:
+            InitCursor();
+            break;
+          }
+        }
+    }
+  }
+
+
+static
+grSurface*  init_surface( grSurface*  surface,
+                          grBitmap*   bitmap )
+{
+  Rect bounds;
+  SetRect(&bounds, 0, 0, bitmap->width, bitmap->rows);
+
+  /* create the bitmap - under MacOS, we support all modes as the GDI */
+  /* handles all conversions automatically..                          */
+  if ( grNewBitmap( bitmap->mode,
+                    bitmap->grays,
+                    bitmap->width,
+                    bitmap->rows,
+                    bitmap ) )
+    return 0;
+
+  surface->bitmap = *bitmap;
+
+  /* initialize the PixMap to appropriate values */
+  thePixMap.baseAddr = bitmap->buffer;
+  thePixMap.rowBytes = bitmap->pitch;
+  if (thePixMap.rowBytes < 0)
+     thePixMap.rowBytes = -thePixMap.rowBytes;
+  thePixMap.rowBytes |= 0x8000; /* flag indicating it's a PixMap, not a BitMap */
+  thePixMap.bounds = bounds;
+  thePixMap.pmVersion = 0;
+  thePixMap.packType = 0;
+  thePixMap.packSize = 0;
+  thePixMap.hRes = 72 << 16;
+  thePixMap.vRes = 72 << 16;
+  thePixMap.pixelType = 0;
+  thePixMap.cmpCount = 1;
+  thePixMap.pmTable = 0;
+  thePixMap.planeBytes = 0;
+  thePixMap.pmReserved = 0;
+
+  switch ( bitmap->mode )
+  {
+  case gr_pixel_mode_mono:
+    thePixMap.cmpSize = 1;
+    thePixMap.pixelSize = 1;
+    break;
+
+  case gr_pixel_mode_gray:
+    thePixMap.cmpSize = 8;
+    thePixMap.pixelSize = 8;
+    thePixMap.pmTable = GetCTable(256); /* color palette matching FT's idea 
+                                           of grayscale. See ftview.rsrc */
+    break;
+
+  default:
+    return 0;    /* Unknown mode */
+  }
+
+  /* create the window */
+  OffsetRect(&bounds, 10, 44); /* place it at a decent location */
+  theWindow = NewCWindow(NULL, &bounds, "\p???", 1, 0, (GrafPtr)-1, 1, 0);
+
+  /* fill in surface interface */
+  surface->done         = (grDoneSurfaceFunc) done_surface;
+  surface->refresh_rect = (grRefreshRectFunc) refresh_rectangle;
+  surface->set_title    = (grSetTitleFunc)    set_title;
+  surface->listen_event = (grListenEventFunc) listen_event;
+
+  return surface;
+}
+
+
+  static int init_device( void )
+  {
+    return 0;
+  }
+
+  static void done_device( void )
+  {
+    /* won't get called either :-( */
+  }
+
+  grDevice  gr_mac_device =
+  {
+    sizeof( grSurface ),
+    "mac",
+
+    init_device,
+    done_device,
+
+    (grDeviceInitSurfaceFunc) init_surface,
+
+    0,
+    0
+  };
+
+
+/* End */
--- /dev/null
+++ b/demos/graph/mac/grmac.h
@@ -1,0 +1,23 @@
+#ifndef GRMAC_H
+#define GRMAC_H
+
+#include "grobjs.h"
+
+  extern
+  grDevice  gr_mac_device;
+
+#ifdef GR_INIT_BUILD
+  static
+  grDeviceChain  gr_mac_device_chain =
+  {
+    "mac",
+    &gr_mac_device,
+    GR_INIT_DEVICE_CHAIN
+  };
+
+#undef GR_INIT_DEVICE_CHAIN
+#define GR_INIT_DEVICE_CHAIN  &gr_mac_device_chain
+
+#endif  /* GR_INIT_BUILD */
+
+#endif /* GRMAC_H */