Renamed Fl_Device::type() to Fl_Device::class_name() to avoid conflict or confusion

with Fl_Widget::type(). Added a setter function Fl_Device::class_name(const char *).

git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3@8190 ea41ed52-d2ee-0310-a9c1-e6b18d33e121

FL/Fl_Device.H

@@ -63,24 +63,26 @@ typedef void (*Fl_Draw_Image_Cb)(void* data,int x,int y,int w,uchar* buf);
  \brief All graphical output devices and all graphics systems.
  */
 class FL_EXPORT Fl_Device {
+private:
+  const char *type_; // pointer to class name
 protected:
-  /** \brief The device type */
+  /** \brief Sets the class name */
-  const char *type_; 
+  inline void class_name(const char *name) { type_ = name;};
   /** \brief A string that identifies each subclass of Fl_Device.
-   *
+   
-  Function type() applied to a device of this class returns this string.
+  Function class_name() applied to a device of this class returns this string.
    */
-  static const char *device_type;
+  static const char *class_id;
 public:
   /** 
-   @brief An RTTI emulation of device classes. 
+   \brief Returns the name of the class of this object. 
    *
-   The type of an instance of an Fl_Device subclass can be checked with code such as:
+   The class of an instance of an Fl_Device subclass can be checked with code such as:
    \code
-   if ( instance->type() == Fl_Printer::device_type ) { ... }
+   if ( instance->class_name() == Fl_Printer::class_id ) { ... }
    \endcode
    */
-  inline const char *type() {return type_;};
+  inline const char *class_name() {return type_;};
 };
 
 /**
@@ -275,7 +277,7 @@ protected:
   virtual void draw(Fl_Bitmap *bm, int XP, int YP, int WP, int HP, int cx, int cy) {};
     
 public:
-  static const char *device_type;
+  static const char *class_id;
   /** \brief The destructor */
   virtual ~Fl_Graphics_Driver() {};
 };
@@ -289,8 +291,8 @@ public:
 class FL_EXPORT Fl_Quartz_Graphics_Driver : public Fl_Graphics_Driver {
 public:
   /** \brief The constructor. */
-  Fl_Quartz_Graphics_Driver() { type_ = device_type; };
+  Fl_Quartz_Graphics_Driver() { class_name( class_id); };
-  static const char *device_type;
+  static const char *class_id;
   void color(Fl_Color c);
   void color(uchar r, uchar g, uchar b);
   void draw(const char* str, int n, int x, int y);
@@ -315,8 +317,8 @@ public:
 class FL_EXPORT Fl_GDI_Graphics_Driver : public Fl_Graphics_Driver {
 public:
   /** \brief The constructor. */
-  Fl_GDI_Graphics_Driver() { type_ = device_type; };
+  Fl_GDI_Graphics_Driver() { class_name ( class_id); };
-  static const char *device_type;
+  static const char *class_id;
   void color(Fl_Color c);
   void color(uchar r, uchar g, uchar b);
   void draw(const char* str, int n, int x, int y);
@@ -341,8 +343,8 @@ public:
 class Fl_Xlib_Graphics_Driver : public Fl_Graphics_Driver {
 public:
   /** \brief The constructor. */
-  Fl_Xlib_Graphics_Driver() { type_ = device_type; };
+  Fl_Xlib_Graphics_Driver() { class_name ( class_id); };
-  static const char *device_type;
+  static const char *class_id;
   void color(Fl_Color c);
   void color(uchar r, uchar g, uchar b);
   void draw(const char* str, int n, int x, int y);
@@ -369,7 +371,7 @@ protected:
   /** \brief Constructor that sets the graphics driver to use for the created surface. */
   Fl_Surface_Device(Fl_Graphics_Driver *graphics_driver) {_driver = graphics_driver; };
 public:
-  static const char *device_type;
+  static const char *class_id;
   virtual void set_current(void);
   /** \brief Sets the graphics driver of this drawing surface. */
   inline void driver(Fl_Graphics_Driver *graphics_driver) {_driver = graphics_driver;};
@@ -386,9 +388,9 @@ public:
  */
 class FL_EXPORT Fl_Display_Device : public Fl_Surface_Device {
 public:
-  static const char *device_type;
+  static const char *class_id;
   /** \brief A constructor that sets the graphics driver used by the display */
-  Fl_Display_Device(Fl_Graphics_Driver *graphics_driver) : Fl_Surface_Device( graphics_driver) { type_ = device_type; };
+  Fl_Display_Device(Fl_Graphics_Driver *graphics_driver) : Fl_Surface_Device( graphics_driver) { class_name( class_id); };
   /**
    @brief    Returns the platform's display device.
    */

FL/Fl_Paged_Device.H

@@ -130,11 +130,11 @@ protected:
   void delete_image_list(); 
 #endif
   /** \brief The constructor */
-  Fl_Paged_Device() : Fl_Surface_Device(NULL) {type_ = device_type;};
+  Fl_Paged_Device() : Fl_Surface_Device(NULL) {class_name( class_id);};
   /** \brief The destructor */
   virtual ~Fl_Paged_Device() {};
 public:
-  static const char *device_type;
+  static const char *class_id;
   virtual int start_job(int pagecount, int *frompage = NULL, int *topage = NULL);
   virtual int start_page(void);
   virtual int printable_rect(int *w, int *h);

FL/Fl_PostScript.H

@@ -63,7 +63,7 @@
  */
 class Fl_PostScript_Graphics_Driver : public Fl_Graphics_Driver {
 public: 
-  static const char *device_type;
+  static const char *class_id;
 #ifndef FL_DOXYGEN
 public:
   enum SHAPE{NONE=0, LINE, LOOP, POLYGON, POINTS};
@@ -227,7 +227,7 @@ class Fl_PostScript_File_Device : public Fl_Paged_Device {
 protected:
   Fl_PostScript_Graphics_Driver *driver();
 public:
-  static const char *device_type;
+  static const char *class_id;
   Fl_PostScript_File_Device();
   ~Fl_PostScript_File_Device();
   int start_job(int pagecount, enum Fl_Paged_Device::Page_Format format = Fl_Paged_Device::A4, 

FL/Fl_Printer.H

@@ -73,7 +73,7 @@ private:
   void absolute_printable_rect(int *x, int *y, int *w, int *h);
 #endif
 public:
-  static const char *device_type;
+  static const char *class_id;
   Fl_System_Printer(void);
   int start_job(int pagecount, int *frompage = NULL, int *topage = NULL);
   int start_page (void);
@@ -101,7 +101,7 @@ public:
  */
 class Fl_PostScript_Printer : public Fl_PostScript_File_Device {
 public:
-  static const char *device_type;
+  static const char *class_id;
   int start_job(int pages, int *firstpage = NULL, int *lastpage = NULL);
 };
 
@@ -141,7 +141,7 @@ public:
  */
 class Fl_Printer : public Fl_Paged_Device {
 public:
-  static const char *device_type;
+  static const char *class_id;
   /** \brief The constructor */
   Fl_Printer(void);
   int start_job(int pagecount, int *frompage = NULL, int *topage = NULL);

FL/x.H

@@ -112,7 +112,7 @@ extern FL_EXPORT ulong fl_event_time;
 typedef ulong Fl_Offscreen;
 #   define fl_create_offscreen(w,h) \
   XCreatePixmap(fl_display, \
-	      (fl_surface->type() == Fl_Display_Device::device_type ? \
+	      (fl_surface->class_name() == Fl_Display_Device::class_id ? \
 	      fl_window : fl_xid(Fl::first_window()) ) , \
 	      w, h, fl_visual->depth)
 // begin/end are macros that save the old state in local variables:

src/Fl_Bitmap.cxx

@@ -304,7 +304,7 @@ void Fl_GDI_Graphics_Driver::draw(Fl_Bitmap *bm, int XP, int YP, int WP, int HP,
   HDC tempdc;
   int save;
   BOOL use_print_algo = false;
-  if (fl_surface->type() == Fl_Printer::device_type) {
+  if (fl_surface->class_name() == Fl_Printer::class_id) {
     static HMODULE hMod = NULL;
     if (!hMod) {
       hMod = LoadLibrary("MSIMG32.DLL");

src/Fl_Device.cxx

@@ -29,18 +29,18 @@
 #include <FL/Fl_Device.H>
 #include <FL/Fl_Image.H>
 
-const char *Fl_Device::device_type = "Fl_Device";
+const char *Fl_Device::class_id = "Fl_Device";
-const char *Fl_Surface_Device::device_type = "Fl_Surface_Device";
+const char *Fl_Surface_Device::class_id = "Fl_Surface_Device";
-const char *Fl_Display_Device::device_type = "Fl_Display_Device";
+const char *Fl_Display_Device::class_id = "Fl_Display_Device";
-const char *Fl_Graphics_Driver::device_type = "Fl_Graphics_Driver";
+const char *Fl_Graphics_Driver::class_id = "Fl_Graphics_Driver";
 #if defined(__APPLE__) || defined(FL_DOXYGEN)
-const char *Fl_Quartz_Graphics_Driver::device_type = "Fl_Quartz_Graphics_Driver";
+const char *Fl_Quartz_Graphics_Driver::class_id = "Fl_Quartz_Graphics_Driver";
 #endif
 #if defined(WIN32) || defined(FL_DOXYGEN)
-const char *Fl_GDI_Graphics_Driver::device_type = "Fl_GDI_Graphics_Driver";
+const char *Fl_GDI_Graphics_Driver::class_id = "Fl_GDI_Graphics_Driver";
 #endif
 #if !(defined(__APPLE__) || defined(WIN32))
-const char *Fl_Xlib_Graphics_Driver::device_type = "Fl_Xlib_Graphics_Driver";
+const char *Fl_Xlib_Graphics_Driver::class_id = "Fl_Xlib_Graphics_Driver";
 #endif
 
 

src/Fl_Double_Window.cxx

@@ -180,8 +180,8 @@ void fl_copy_offscreen_with_alpha(int x,int y,int w,int h,HBITMAP bitmap,int src
   BOOL alpha_ok = 0;
   // first try to alpha blend
   // if to printer, always try alpha_blend
-  int to_display = Fl_Surface_Device::surface()->type() == Fl_Display_Device::device_type; // true iff display output
+  int to_display = Fl_Surface_Device::surface()->class_name() == Fl_Display_Device::class_id; // true iff display output
-  if ( (to_display && fl_can_do_alpha_blending()) || Fl_Surface_Device::surface()->type() == Fl_Printer::device_type) {
+  if ( (to_display && fl_can_do_alpha_blending()) || Fl_Surface_Device::surface()->class_name() == Fl_Printer::class_id) {
     alpha_ok = fl_alpha_blend(fl_gc, x, y, w, h, new_gc, srcx, srcy, w, h, blendfunc);
     }
   // if that failed (it shouldn't), still copy the bitmap over, but now alpha is 1

src/Fl_GDI_Printer.cxx

@@ -36,7 +36,7 @@ extern HWND fl_window;
 
 Fl_System_Printer::Fl_System_Printer(void) : Fl_Paged_Device() {
   hPr = NULL;
-  type_ = device_type;
+  class_name(class_id);
   driver(fl_graphics_driver);
 }
 

src/Fl_Paged_Device.cxx

@@ -32,7 +32,7 @@
 #include <FL/Fl.H>
 #include <FL/fl_draw.H>
 
-const char *Fl_Paged_Device::device_type = "Fl_Paged_Device";
+const char *Fl_Paged_Device::class_id = "Fl_Paged_Device";
 
 
 /**

src/Fl_Pixmap.cxx

@@ -145,7 +145,7 @@ void Fl_GDI_Graphics_Driver::draw(Fl_Pixmap *pxm, int XP, int YP, int WP, int HP
     }
     fl_end_offscreen();
   }
-  if (fl_surface->type() == Fl_Printer::device_type) {
+  if (fl_surface->class_name() == Fl_Printer::class_id) {
     typedef BOOL (WINAPI* fl_transp_func)  (HDC,int,int,int,int,HDC,int,int,int,int,UINT);
     static HMODULE hMod = NULL;
     static fl_transp_func fl_TransparentBlt = NULL;

src/Fl_PostScript.cxx

@@ -32,8 +32,8 @@
 #include <FL/Fl_PostScript.H>
 #include <FL/Fl_Native_File_Chooser.H>
 
-const char *Fl_PostScript_Graphics_Driver::device_type = "Fl_PostScript_Graphics_Driver";
+const char *Fl_PostScript_Graphics_Driver::class_id = "Fl_PostScript_Graphics_Driver";
-const char *Fl_PostScript_File_Device::device_type = "Fl_PostScript_File_Device";
+const char *Fl_PostScript_File_Device::class_id = "Fl_PostScript_File_Device";
 /** \brief Label of the PostScript file chooser window */
 const char *Fl_PostScript_File_Device::file_chooser_title = "Select a .ps file";
 
@@ -47,7 +47,7 @@ Fl_PostScript_Graphics_Driver::Fl_PostScript_Graphics_Driver(void)
   lang_level_ = 2;
   mask = 0;
   ps_filename_ = NULL;
-  type_ = device_type;
+  class_name(class_id);
   scale_x = scale_y = 1.;
   bg_r = bg_g = bg_b = 255;
 }
@@ -62,7 +62,7 @@ Fl_PostScript_Graphics_Driver::~Fl_PostScript_Graphics_Driver() {
  */
 Fl_PostScript_File_Device::Fl_PostScript_File_Device(void)
 {
-  type_ = device_type;
+  class_name(class_id);
 #ifdef __APPLE__
   gc = fl_gc; // the display context is used by fl_text_extents()
 #endif

src/Fl_Printer.cxx

@@ -76,11 +76,11 @@ const char *Fl_Printer::property_save = "Save";
 /** [this text may be customized at run-time] */
 const char *Fl_Printer::property_cancel = "Cancel";
 
-const char *Fl_Printer::device_type = "Fl_Printer";
+const char *Fl_Printer::class_id = "Fl_Printer";
 #if defined(__APPLE__) || defined(WIN32)
-const char *Fl_System_Printer::device_type = "Fl_Printer";
+const char *Fl_System_Printer::class_id = "Fl_Printer";
 #elif !defined(FL_DOXYGEN)
-const char *Fl_PostScript_Printer::device_type = "Fl_Printer";
+const char *Fl_PostScript_Printer::class_id = "Fl_Printer";
 #endif
 
 #if defined(__APPLE__) || defined(WIN32)

src/Fl_Quartz_Printer.mm

@@ -40,7 +40,7 @@ Fl_System_Printer::Fl_System_Printer(void)
   x_offset = 0;
   y_offset = 0;
   scale_x = scale_y = 1.;
-  type_ = device_type;
+  class_name(class_id);
   gc = 0;
   driver(fl_graphics_driver);
 }

src/Fl_cocoa.mm

@@ -3256,7 +3256,7 @@ WindowRef Fl_X::window_ref()
 
 // so a CGRect matches exactly what is denoted x,y,w,h for clipping purposes
 CGRect fl_cgrectmake_cocoa(int x, int y, int w, int h) {
-  if ( Fl_Surface_Device::surface()->type() == Fl_Printer::device_type ) return CGRectMake(x, y, w-1.5 , h-1.5 ); 
+  if ( Fl_Surface_Device::surface()->class_name() == Fl_Printer::class_id ) return CGRectMake(x, y, w-1.5 , h-1.5 ); 
   return CGRectMake(x, y, w > 0 ? w - 0.9 : 0, h > 0 ? h - 0.9 : 0);
 }
 

src/Fl_win32.cxx

@@ -1911,7 +1911,7 @@ void fl_cleanup_dc_list(void) {          // clean up the list
 }
 
 Fl_Region XRectangleRegion(int x, int y, int w, int h) {
-  if (Fl_Surface_Device::surface()->type() == Fl_Display_Device::device_type) return CreateRectRgn(x,y,x+w,y+h);
+  if (Fl_Surface_Device::surface()->class_name() == Fl_Display_Device::class_id) return CreateRectRgn(x,y,x+w,y+h);
   // because rotation may apply, the rectangle becomes a polygon in device coords
   POINT pt[4] = { {x, y}, {x + w, y}, {x + w, y + h}, {x, y + h} };
   LPtoDP(fl_gc, pt, 4);

src/fl_draw_image_win32.cxx

@@ -255,7 +255,7 @@ static void innards(const uchar *buf, int X, int Y, int W, int H,
         }            
       }
     }
-    if(Fl_Surface_Device::surface()->type() == Fl_Printer::device_type) {
+    if(Fl_Surface_Device::surface()->class_name() == Fl_Printer::class_id) {
       // if print context, device and logical units are not equal, so SetDIBitsToDevice
       // does not do the expected job, whereas StretchDIBits does it.
       StretchDIBits(fl_gc, x, y+j-k, w, k, 0, 0, w, k,

src/fl_draw_pixmap.cxx

@@ -341,7 +341,7 @@ int fl_draw_pixmap(const char*const* cdata, int x, int y, Fl_Color bg) {
 #endif
   
 #ifdef  __APPLE_QUARTZ__
-  if (fl_graphics_driver->type() == Fl_Quartz_Graphics_Driver::device_type ) {
+  if (fl_graphics_driver->class_name() == Fl_Quartz_Graphics_Driver::class_id ) {
     bool transparent = (transparent_index>=0);
     transparent = true;
     U32 *array = new U32[d.w * d.h], *q = array;

src/fl_font_win32.cxx

@@ -250,7 +250,7 @@ static void on_printer_extents_update(int &dx, int &dy, int &w, int &h)
 
 // if printer context, extents shd be converted to logical coords
 #define EXTENTS_UPDATE(x,y,w,h) \
-  if (Fl_Surface_Device::surface()->type() == Fl_Printer::device_type) { on_printer_extents_update(x,y,w,h); }
+  if (Fl_Surface_Device::surface()->class_name() == Fl_Printer::class_id) { on_printer_extents_update(x,y,w,h); }
 
 static unsigned short *ext_buff = NULL; // UTF-16 converted version of input UTF-8 string
 static unsigned wc_len = 0; // current string buffer dimension

src/fl_line_style.cxx

@@ -127,7 +127,7 @@ void Fl_Graphics_Driver::line_style(int style, int width, char* dashes) {
   fl_quartz_line_width_ = (float)width; 
   fl_quartz_line_cap_ = Cap[(style>>8)&3];
   // when printing kCGLineCapSquare seems better for solid lines
-  if ( Fl_Surface_Device::surface()->type() == Fl_Printer::device_type && style == FL_SOLID && dashes == NULL ) {
+  if ( Fl_Surface_Device::surface()->class_name() == Fl_Printer::class_id && style == FL_SOLID && dashes == NULL ) {
     fl_quartz_line_cap_ = kCGLineCapSquare;
     }
   fl_quartz_line_join_ = Join[(style>>12)&3];

src/fl_rect.cxx

@@ -49,7 +49,7 @@ extern int fl_line_width_;
 
 #ifdef __APPLE_QUARTZ__
 extern float fl_quartz_line_width_;
-#define USINGQUARTZPRINTER  (Fl_Surface_Device::surface()->type() == Fl_Printer::device_type)
+#define USINGQUARTZPRINTER  (Fl_Surface_Device::surface()->class_name() == Fl_Printer::class_id)
 #endif
 
 #ifdef USE_X11
@@ -627,7 +627,7 @@ int Fl_Graphics_Driver::not_clipped(int x, int y, int w, int h) {
   return XRectInRegion(r, x, y, w, h);
 #elif defined(WIN32)
   RECT rect;
-  if (Fl_Surface_Device::surface()->type() == Fl_Printer::device_type) { // in case of print context, convert coords from logical to device
+  if (Fl_Surface_Device::surface()->class_name() == Fl_Printer::class_id) { // in case of print context, convert coords from logical to device
     POINT pt[2] = { {x, y}, {x + w, y + h} };
     LPtoDP(fl_gc, pt, 2);
     rect.left = pt[0].x; rect.top = pt[0].y; rect.right = pt[1].x; rect.bottom = pt[1].y;
@@ -687,7 +687,7 @@ int Fl_Graphics_Driver::clip_box(int x, int y, int w, int h, int& X, int& Y, int
   } else {	// partial intersection
     RECT rect;
     GetRgnBox(temp, &rect);
-    if(Fl_Surface_Device::surface()->type() == Fl_Printer::device_type) { // if print context, convert coords from device to logical
+    if(Fl_Surface_Device::surface()->class_name() == Fl_Printer::class_id) { // if print context, convert coords from device to logical
       POINT pt[2] = { {rect.left, rect.top}, {rect.right, rect.bottom} };
       DPtoLP(fl_gc, pt, 2);
       X = pt[0].x; Y = pt[0].y; W = pt[1].x - X; H = pt[1].y - Y;