headers/private/print/PicturePrinter.h

   1 /*
   2
   3 PicturePrinter
   4
   5 Copyright (c) 2001, 2002 OpenBeOS.
   6
   7 Author:
   8         Michael Pfeiffer
   9
  10 Permission is hereby granted, free of charge, to any person obtaining a copy of
  11 this software and associated documentation files (the "Software"), to deal in
  12 the Software without restriction, including without limitation the rights to
  13 use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
  14 of the Software, and to permit persons to whom the Software is furnished to do
  15 so, subject to the following conditions:
  16
  17 The above copyright notice and this permission notice shall be included in all
  18 copies or substantial portions of the Software.
  19
  20 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  21 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  22 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  23 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  24 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  25 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  26 THE SOFTWARE.
  27
  28 */
  29
  30 #ifndef _PICTURE_PRINTER_H
  31 #define _PICTURE_PRINTER_H
  32
  33 #include "PictureIterator.h"
  34
  35 #include <Shape.h>
  36
  37 class PicturePrinter : public PictureIterator
  38 {
  39 public:
  40                 PicturePrinter(int indent = 0);
  41
  42                 // BPicture playback handlers
  43                 virtual void            Op(int number);
  44                 virtual void            MovePenBy(BPoint delta);
  45                 virtual void            StrokeLine(BPoint start, BPoint end);
  46                 virtual void            StrokeRect(BRect rect);
  47                 virtual void            FillRect(BRect rect);
  48                 virtual void            StrokeRoundRect(BRect rect, BPoint radii);
  49                 virtual void            FillRoundRect(BRect rect, BPoint radii);
  50                 virtual void            StrokeBezier(BPoint *control);
  51                 virtual void            FillBezier(BPoint *control);
  52                 virtual void            StrokeArc(BPoint center, BPoint radii, float startTheta, float arcTheta);
  53                 virtual void            FillArc(BPoint center, BPoint radii, float startTheta, float arcTheta);
  54                 virtual void            StrokeEllipse(BPoint center, BPoint radii);
  55                 virtual void            FillEllipse(BPoint center, BPoint radii);
  56                 virtual void            StrokePolygon(int32 numPoints, BPoint *points, bool isClosed);
  57                 virtual void            FillPolygon(int32 numPoints, BPoint *points, bool isClosed);
  58                 virtual void        StrokeShape(BShape *shape);
  59                 virtual void        FillShape(BShape *shape);
  60                 virtual void            DrawString(char *string, float escapement_nospace, float escapement_space);
  61                 virtual void            DrawPixels(BRect src, BRect dest, int32 width, int32 height, int32 bytesPerRow, int32 pixelFormat, int32 flags, void *data);
  62                 virtual void            SetClippingRects(BRect *rects, uint32 numRects);
  63                 virtual void            ClipToPicture(BPicture *picture, BPoint point, bool clip_to_inverse_picture);
  64                 virtual void            PushState();
  65                 virtual void            PopState();
  66                 virtual void            EnterStateChange();
  67                 virtual void            ExitStateChange();
  68                 virtual void            EnterFontState();
  69                 virtual void            ExitFontState();
  70                 virtual void            SetOrigin(BPoint pt);
  71                 virtual void            SetPenLocation(BPoint pt);
  72                 virtual void            SetDrawingMode(drawing_mode mode);
  73                 virtual void            SetLineMode(cap_mode capMode, join_mode joinMode, float miterLimit);
  74                 virtual void            SetPenSize(float size);
  75                 virtual void            SetForeColor(rgb_color color);
  76                 virtual void            SetBackColor(rgb_color color);
  77                 virtual void            SetStipplePattern(pattern p);
  78                 virtual void            SetScale(float scale);
  79                 virtual void            SetFontFamily(char *family);
  80                 virtual void            SetFontStyle(char *style);
  81                 virtual void            SetFontSpacing(int32 spacing);
  82                 virtual void            SetFontSize(float size);
  83                 virtual void            SetFontRotate(float rotation);
  84                 virtual void            SetFontEncoding(int32 encoding);
  85                 virtual void            SetFontFlags(int32 flags);
  86                 virtual void            SetFontShear(float shear);
  87                 virtual void            SetFontFace(int32 flags);
  88
  89 private:
  90                 int fIndent;
  91
  92                 void Print(const char* text);
  93                 void Print(BPoint* point);
  94                 void Print(BRect* rect);
  95                 void Print(int numPoints, BPoint* points);
  96                 void Print(int numRects, BRect* rects);
  97                 void Print(BShape* shape);
  98                 void Print(const char* label, float f);
  99                 void Print(const char* label, BPoint *point);
 100                 void Print(rgb_color color);
 101                 void Print(float f);
 102                 void Cr();
 103                 void Indent(int inc = 0);
 104                 void IncIndent();
 105                 void DecIndent();
 106
 107                 friend class ShapePrinter;
 108 };
 109
 110 class ShapePrinter : public BShapeIterator {
 111 public:
 112         ShapePrinter(PicturePrinter* printer);
 113         ~ShapePrinter();
 114
 115         status_t IterateBezierTo(int32 bezierCount, BPoint *bezierPoints);
 116         status_t IterateClose(void);
 117         status_t IterateLineTo(int32 lineCount, BPoint *linePoints);
 118         status_t IterateMoveTo(BPoint *point);
 119
 120 private:
 121         PicturePrinter* fPrinter;
 122 };
 123
 124 #endif // _PICTURE_PRINTER_H