Created FL/Fl_PSfile_Device.H to reduce size of FL/Fl_Printer.H

git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3@7306 ea41ed52-d2ee-0310-a9c1-e6b18d33e121

FL/Fl_Device.H

@@ -161,16 +161,23 @@ protected:
   virtual   void draw(Fl_Bitmap * bmp,int XP, int YP, int WP, int HP, int cx, int cy);
   
 public:
+  /** 
+   @brief All implemented graphics output devices.
+   */
   enum device_types { 
-    xlib_display = 0, quartz_display, gdi_display, 
-    gdi_printer = 256, quartz_printer, postscript_device 
+    xlib_display = 0, /**< The X11 display. */
+    quartz_display,  /**< The Mac OS X display. */
+    gdi_display,  /**< The MSWindows display. */
+    gdi_printer = 256,  /**< The MSWindows printer. */
+    quartz_printer,  /**< The Mac OS X printer. */
+    postscript_device  /**< The PostScript device. */
   };
   /** 
-   @brief An RTTI emulation of device classes. It returns values < 256 if it is a screen device 
+   @brief An RTTI emulation of device classes. It returns values < 256 if it is a display device 
    */
   int type() {return type_;};
   /**
-   @brief Sets this device (display, local file, printer) as the target of future graphics calls.
+   @brief Sets this device (display, printer, local file) as the target of future graphics calls.
    *
    @return  The current target device of graphics calls.
    */
@@ -195,7 +202,7 @@ extern Fl_Device *fl_device;
  @brief A virtual class subclassed for OS-specific display graphics.
  */
 class Fl_Display : public Fl_Device {
-  friend class Fl_PSfile_Device; //RK: temporary hack for font sizes
+  friend class Fl_PSfile_Device;
 };
 
 #if defined(__APPLE__) || defined(FL_DOXYGEN)

FL/Fl_PSfile_Device.H

@@ -0,0 +1,293 @@
+//
+// "$Id:$"
+//
+// Support for graphics output to PostScript file for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 2010 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems on the following page:
+//
+//     http://www.fltk.org/str.php
+//
+
+#include <FL/Fl_Printer.H>
+
+#ifndef Fl_PSfile_Device_H
+#define Fl_PSfile_Device_H
+
+/**
+ \brief Sends all graphics to a local PostScript file; same API as Fl_Printer class.
+ *
+ This class has the same API as class Fl_Printer except for start_job() member function.
+ \see class Fl_Printer.
+ */
+class Fl_PSfile_Device : public  Fl_Abstract_Printer {
+  public: 
+    /**
+     @brief Possible page formats.
+     */
+    enum Page_Format{
+      A0 = 0, 
+      A1,
+      A2,
+      A3,
+      A4,
+      A5,
+      A6,
+      A7,
+      A8,
+      A9,
+      B0,
+      B1,
+      B2,
+      B3,
+      B4,
+      B5,
+      B6,
+      B7,
+      B8,
+      B9,
+      B10,
+      C5E,
+      DLE,
+      EXECUTIVE,
+      FOLIO,
+      LEDGER,
+      LEGAL,
+      LETTER,
+      TABLOID,
+      ENVELOPE,
+      MEDIA = 0x1000
+    };
+    
+    /**
+     @brief Possible page layouts.
+     */
+    enum Page_Layout {PORTRAIT = 0, LANDSCAPE = 0x100, REVERSED = 0x200, ORIENTATION = 0x300};
+    
+#ifndef FL_DOXYGEN
+  private:
+    enum SHAPE{NONE=0, LINE, LOOP, POLYGON, POINTS};
+    
+    class Clip{
+    public:
+      int x, y, w, h;
+      Clip *prev;
+    };
+    Clip * clip_;
+    
+    int lang_level_;
+    int font_;
+    int size_;
+    Fl_Color color_;
+    int gap_;
+    int pages_;
+    
+    double width_;
+    double height_;
+    
+    int shape_;
+    int linewidth_;// need for clipping, lang level 1-2
+    int linestyle_;//
+    int interpolate_; //interpolation of images
+    unsigned char cr_,cg_,cb_;
+    char  linedash_[256];//should be enought
+    void concat();  // transform ror scalable dradings...
+    void reconcat(); //invert
+    void recover(); //recovers the state afrer grestore (such as line styles...)
+    void reset();
+    
+    uchar * mask;
+    int mx; // width of mask;
+    int my; // mask lines
+    //Fl_Color bg_;
+    int (*close_cmd_)(FILE *);
+    int page_policy_;
+    int nPages;
+    int orientation_;
+    
+    float scale_x;
+    float scale_y;
+    float angle;
+    int left_margin;
+    int top_margin;
+    
+  protected:
+    struct page_format {
+      int width;
+      int height;
+      const char *name;
+    };
+    
+    FILE *output;
+    double pw_, ph_;
+    static const int NO_PAGE_FORMATS=30;
+    static const struct page_format page_formats[NO_PAGE_FORMATS];
+    
+    uchar bg_r, bg_g, bg_b;
+    int start_postscript (int pagecount, enum Page_Format format, enum Page_Layout layout);
+    /*  int alpha_mask(const uchar * data, int w, int h, int D, int LD=0);
+     */
+    void draw(const char* s, int n, int x, int y) {transformed_draw(s,n,x,y); };
+    void draw(int angle, const char *str, int n, int x, int y);
+    void transformed_draw(const char* s, int n, double x, double y); //precise text placing
+    void transformed_draw(const char* s, double x, double y);
+    int alpha_mask(const uchar * data, int w, int h, int D, int LD=0);
+    void draw_scaled_image(const uchar *data, double x, double y, double w, double h, int iw, int ih, int D=3, int LD=0);
+    void draw_scaled_image_mono(const uchar *data, double x, double y, double w, double h, int iw, int ih, int D=3, int LD=0);
+    void draw_scaled_image(Fl_Draw_Image_Cb call, void *data, double x, double y, double w, double h, int iw, int ih, int D);
+    void draw_scaled_image_mono(Fl_Draw_Image_Cb call, void *data, double x, double y, double w, double h, int iw, int ih, int D);
+    
+    enum Page_Format page_format_;
+    char *ps_filename_;
+    // implementation of drawing methods
+    void color(Fl_Color c);
+    //void bg_color(Fl_Color bg);
+    void color(uchar r, uchar g, uchar b);
+    Fl_Color color(){return color_;};
+    
+    void push_clip(int x, int y, int w, int h);
+    int clip_box(int x, int y, int w, int h, int &X, int &Y, int &W, int &H);
+    int not_clipped(int x, int y, int w, int h);
+    void push_no_clip();
+    void pop_clip();
+    
+    void line_style(int style, int width=0, char* dashes=0);
+    
+    void rect(int x, int y, int w, int h);
+    void rectf(int x, int y, int w, int h);
+    
+    void xyline(int x, int y, int x1);
+    void xyline(int x, int y, int x1, int y2);
+    void xyline(int x, int y, int x1, int y2, int x3);
+    
+    void yxline(int x, int y, int y1);
+    void yxline(int x, int y, int y1, int x2);
+    void yxline(int x, int y, int y1, int x2, int y3);
+    
+    void line(int x1, int y1, int x2, int y2);
+    void line(int x1, int y1, int x2, int y2, int x3, int y3);  
+    
+    void loop(int x0, int y0, int x1, int y1, int x2, int y2);
+    void loop(int x0, int y0, int x1, int y1, int x2, int y2, int x3, int y3);
+    void polygon(int x0, int y0, int x1, int y1, int x2, int y2);
+    void polygon(int x0, int y0, int x1, int y1, int x2, int y2, int x3, int y3);
+    void point(int x, int y);
+    
+    void begin_points();
+    void begin_line();
+    void begin_loop();
+    void begin_polygon();
+    void vertex(double x, double y);
+    void curve(double x, double y, double x1, double y1, double x2, double y2, double x3, double y3);
+    void circle(double x, double y, double r);
+    void arc(double x, double y, double r, double start, double a);
+    void arc(int x, int y, int w, int h, double a1, double a2);
+    void pie(int x, int y, int w, int h, double a1, double a2);
+    void end_points();
+    void end_line();
+    void end_loop();
+    void end_polygon();
+    void begin_complex_polygon(){begin_polygon();};
+    void gap(){gap_=1;};
+    void end_complex_polygon(){end_polygon();};
+    void transformed_vertex(double x, double y);
+    
+    void font(int face, int size);
+    int font(){return font_;};
+    int size(){return size_;};
+    double width(unsigned c);
+    double width(const char* s, int n);
+    int descent();
+    int height();
+    
+    void draw_image(const uchar* d, int x,int y,int w,int h, int delta=3, int ldelta=0){draw_scaled_image(d,x,y,w,h,w,h,delta,ldelta);};
+    void draw_image_mono(const uchar* d, int x,int y,int w,int h, int delta=1, int ld=0){draw_scaled_image_mono(d,x,y,w,h,w,h,delta,ld);};
+    void draw_image(Fl_Draw_Image_Cb call, void* data, int x,int y, int w, int h, int delta=3){draw_scaled_image(call,data, x, y, w, h, w, h, delta);};
+    void draw_image_mono(Fl_Draw_Image_Cb call, void* data, int x,int y, int w, int h, int delta=1){draw_scaled_image_mono(call, data, x, y, w, h, w, h, delta);};
+    
+    void draw(Fl_Pixmap * pxm,int XP, int YP, int WP, int HP, int cx, int cy);
+    void draw(Fl_RGB_Image * rgb,int XP, int YP, int WP, int HP, int cx, int cy);
+    void draw(Fl_Bitmap * bitmap,int XP, int YP, int WP, int HP, int cx, int cy);
+    
+  public:
+    void page_policy(int p);
+    int page_policy(){return page_policy_;};
+    void close_command( int (*cmd)(FILE *)){close_cmd_=cmd;};
+    FILE * file() {return output;};
+    //void orientation (int o);
+    //Fl_PSfile_Device(FILE *o, int lang_level, int pages = 0); // ps (also multi-page) constructor
+    //Fl_PSfile_Device(FILE *o, int lang_level, int x, int y, int w, int h); //eps constructor
+    void interpolate(int i){interpolate_=i;};
+    int interpolate(){return interpolate_;}
+    
+    void page(double pw, double ph, int media = 0);
+    void page(int format);
+    
+    void place(double x, double y, double tx, double ty, double scale = 1);
+    int start_page (void);
+    int printable_rect(int *w, int *h);
+    void margins(int *left, int *top, int *right, int *bottom);
+    void origin(int x, int y);
+    void scale (float scale_x, float scale_y);
+    void rotate(float angle);
+    void translate(int x, int y);
+    void untranslate(void);
+    int end_page (void);
+    void end_job (void);
+    
+#endif // FL_DOXYGEN
+    
+  /**
+   @brief The constructor.
+   */
+  Fl_PSfile_Device(void);
+  
+  /**
+   @brief Begins the session where all graphics will go to a local PostScript file.
+   *
+   Opens a file dialog to select an output PostScript file.
+   @param pagecount The total number of pages to be created.
+   @param format Desired page format.
+   @param layout Desired page layout.
+   @return 0 iff OK
+   */
+  int start_job(int pagecount, enum Page_Format format = A4, enum Page_Layout layout = PORTRAIT);
+  
+  /**
+   @brief Begins the session where all graphics will go to named PostScript file.
+   *
+   @param fname The name of the output local PostScript file.
+   @param pagecount The total number of pages to be created.
+   @param format Desired page format.
+   @param layout Desired page layout.
+   @return 0 iff OK
+   */
+  int start_job(const char *fname, int pagecount, enum Page_Format format = A4, enum Page_Layout layout = PORTRAIT);
+  
+  /**
+   @brief The destructor.
+   */
+  virtual ~Fl_PSfile_Device();
+};
+
+#endif // Fl_PSfile_Device_H
+
+//
+// End of "$Id:$"
+//

src/Fl_GDI_Printer.cxx

@@ -34,7 +34,7 @@
 
 extern HWND fl_window;
 
-Fl_GDI_Printer::Fl_GDI_Printer(void) : Fl_Abstract_Printer() {
+Fl_Printer::Fl_Printer(void) : Fl_Abstract_Printer() {
   hPr = NULL;
   type_ = gdi_printer;
 }
@@ -56,7 +56,7 @@ static void WIN_SetupPrinterDeviceContext(HDC prHDC)
 }
 
 
-int Fl_GDI_Printer::start_job (int pagecount, int *frompage, int *topage)
+int Fl_Printer::start_job (int pagecount, int *frompage, int *topage)
 // returns 0 iff OK
 {
   DWORD       commdlgerr;
@@ -109,7 +109,7 @@ int Fl_GDI_Printer::start_job (int pagecount, int *frompage, int *topage)
   return err;
 }
 
-void Fl_GDI_Printer::end_job (void)
+void Fl_Printer::end_job (void)
 {
   Fl_Device::display_device()->set_current();
   if (hPr != NULL) {
@@ -129,7 +129,7 @@ void Fl_GDI_Printer::end_job (void)
   }
 }
 
-void Fl_GDI_Printer::absolute_printable_rect(int *x, int *y, int *w, int *h)
+void Fl_Printer::absolute_printable_rect(int *x, int *y, int *w, int *h)
 {
   POINT         physPageSize;
   POINT         pixelsPerInch;
@@ -155,7 +155,7 @@ void Fl_GDI_Printer::absolute_printable_rect(int *x, int *y, int *w, int *h)
   origin(x_offset, y_offset);
 }
 
-void Fl_GDI_Printer::margins(int *left, int *top, int *right, int *bottom)
+void Fl_Printer::margins(int *left, int *top, int *right, int *bottom)
 {
   int x, y, w, h;
   absolute_printable_rect(&x, &y, &w, &h);
@@ -165,14 +165,14 @@ void Fl_GDI_Printer::margins(int *left, int *top, int *right, int *bottom)
   if (bottom) *bottom = y;
 }
 
-int Fl_GDI_Printer::printable_rect(int *w, int *h)
+int Fl_Printer::printable_rect(int *w, int *h)
 {
   int x, y;
   absolute_printable_rect(&x, &y, w, h);
   return 0;
 }
 
-int Fl_GDI_Printer::start_page (void)
+int Fl_Printer::start_page (void)
 {
   int  rsult, w, h;
   
@@ -193,14 +193,14 @@ int Fl_GDI_Printer::start_page (void)
   return rsult;
 }
 
-void Fl_GDI_Printer::origin (int deltax, int deltay)
+void Fl_Printer::origin (int deltax, int deltay)
 {
   SetWindowOrgEx(fl_gc, - left_margin - deltax, - top_margin - deltay, NULL);
   x_offset = deltax;
   y_offset = deltay;
 }
 
-void Fl_GDI_Printer::scale (float scalex, float scaley)
+void Fl_Printer::scale (float scalex, float scaley)
 {
   int w, h;
   SetWindowExtEx(fl_gc, (int)(720 / scalex + 0.5), (int)(720 / scaley + 0.5), NULL);
@@ -208,7 +208,7 @@ void Fl_GDI_Printer::scale (float scalex, float scaley)
   origin(0, 0);
 }
 
-void Fl_GDI_Printer::rotate (float rot_angle)
+void Fl_Printer::rotate (float rot_angle)
 {
   XFORM mat;
   float angle;
@@ -221,7 +221,7 @@ void Fl_GDI_Printer::rotate (float rot_angle)
   SetWorldTransform(fl_gc, &mat);
 }
 
-int Fl_GDI_Printer::end_page (void)
+int Fl_Printer::end_page (void)
 {
   int  rsult;
   
@@ -254,7 +254,7 @@ static void do_translate(int x, int y)
   ModifyWorldTransform(fl_gc, &tr, MWT_LEFTMULTIPLY);
 }
 
-void Fl_GDI_Printer::translate (int x, int y)
+void Fl_Printer::translate (int x, int y)
 {
   do_translate(x, y);
   if (translate_stack_depth < translate_stack_max) {
@@ -264,7 +264,7 @@ void Fl_GDI_Printer::translate (int x, int y)
     }
 }
 
-void Fl_GDI_Printer::untranslate (void)
+void Fl_Printer::untranslate (void)
 {
   if (translate_stack_depth > 0) {
     translate_stack_depth--;

src/Fl_PS_Printer.cxx

@@ -25,7 +25,7 @@
 //     http://www.fltk.org/str.php
 //
 
-#include <FL/Fl_Device.H>
+#include <FL/Fl_PSfile_Device.H>
 
 #include <FL/Fl.H>
 #include <FL/fl_ask.H>
@@ -1248,7 +1248,7 @@ void Fl_PSfile_Device::end_job (void)
 }
 
 #if ! (defined(__APPLE__) || defined(WIN32) )
-int Fl_PS_Printer::start_job(int pages, int *firstpage, int *lastpage) {
+int Fl_Printer::start_job(int pages, int *firstpage, int *lastpage) {
   enum Page_Format format;
   enum Page_Layout layout;
 

src/Fl_Quartz_Printer.mm

@@ -37,14 +37,14 @@
 
 extern void fl_quartz_restore_line_style_();
 
-Fl_Quartz_Printer::Fl_Quartz_Printer(void)
+Fl_Printer::Fl_Printer(void)
 {
   x_offset = 0;
   y_offset = 0;
   type_ = quartz_printer;
 }
 
-int Fl_Quartz_Printer::start_job (int pagecount, int *frompage, int *topage)
+int Fl_Printer::start_job (int pagecount, int *frompage, int *topage)
 //printing using a Quartz graphics context
 //returns 0 iff OK
 {
@@ -128,7 +128,7 @@ int Fl_Quartz_Printer::start_job (int pagecount, int *frompage, int *topage)
   return 0;
 }
 
-void Fl_Quartz_Printer::margins(int *left, int *top, int *right, int *bottom)
+void Fl_Printer::margins(int *left, int *top, int *right, int *bottom)
 {
   PMPaper paper;
   PMGetPageFormatPaper(pageFormat, &paper);
@@ -150,7 +150,7 @@ void Fl_Quartz_Printer::margins(int *left, int *top, int *right, int *bottom)
   }
 }
 
-int Fl_Quartz_Printer::printable_rect(int *w, int *h)
+int Fl_Printer::printable_rect(int *w, int *h)
 //returns 0 iff OK
 {
   OSStatus status;
@@ -167,7 +167,7 @@ int Fl_Quartz_Printer::printable_rect(int *w, int *h)
   return 0;
 }
 
-void Fl_Quartz_Printer::origin(int x, int y)
+void Fl_Printer::origin(int x, int y)
 {
   x_offset = x;
   y_offset = y;
@@ -180,7 +180,7 @@ void Fl_Quartz_Printer::origin(int x, int y)
   CGContextSaveGState(fl_gc);
 }
 
-void Fl_Quartz_Printer::scale (float s_x, float s_y)
+void Fl_Printer::scale (float s_x, float s_y)
 {
   scale_x = s_x;
   scale_y = s_y;
@@ -193,7 +193,7 @@ void Fl_Quartz_Printer::scale (float s_x, float s_y)
   CGContextSaveGState(fl_gc);
 }
 
-void Fl_Quartz_Printer::rotate (float rot_angle)
+void Fl_Printer::rotate (float rot_angle)
 {
   angle = - rot_angle * M_PI / 180.;
   CGContextRestoreGState(fl_gc);
@@ -205,20 +205,20 @@ void Fl_Quartz_Printer::rotate (float rot_angle)
   CGContextSaveGState(fl_gc);
 }
 
-void Fl_Quartz_Printer::translate(int x, int y)
+void Fl_Printer::translate(int x, int y)
 {
   CGContextSaveGState(fl_gc);
   CGContextTranslateCTM(fl_gc, x, y );
   CGContextSaveGState(fl_gc);
 }
 
-void Fl_Quartz_Printer::untranslate(void)
+void Fl_Printer::untranslate(void)
 {
   CGContextRestoreGState(fl_gc);
   CGContextRestoreGState(fl_gc);
 }
 
-int Fl_Quartz_Printer::start_page (void)
+int Fl_Printer::start_page (void)
 {	
   OSStatus status = PMSessionBeginPageNoDialog(printSession, pageFormat, NULL);
 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_4
@@ -267,7 +267,7 @@ int Fl_Quartz_Printer::start_page (void)
   return status != noErr;
 }
 
-int Fl_Quartz_Printer::end_page (void)
+int Fl_Printer::end_page (void)
 {	
   CGContextFlush(fl_gc);
   CGContextRestoreGState(fl_gc);
@@ -278,7 +278,7 @@ int Fl_Quartz_Printer::end_page (void)
   return status != noErr;
 }
 
-void Fl_Quartz_Printer::end_job (void)
+void Fl_Printer::end_job (void)
 {
   OSStatus status;
   

src/ps_image.cxx

@@ -29,13 +29,11 @@
 #include <math.h>
 #include <string.h>
 
-#include <FL/Fl_Printer.H>
+#include <FL/Fl_PSfile_Device.H>
 #include <FL/Fl.H>
 #include <FL/Fl_Pixmap.H>
 #include <FL/Fl_Bitmap.H>
  
-
-
 int Fl_PSfile_Device::alpha_mask(const uchar * data, int w, int h, int D, int LD){
 
   mask = 0;