include/poppler/BBoxOutputDev.h

0001 //========================================================================
0002 //
0003 // BBoxOutputDev.cc
0004 //
0005 // This file is licensed under the GPLv2 or later
0006 //
0007 // Copyright 2020 sgerwk <sgerwk@aol.com>
0008 //
0009 //========================================================================
0010
0011 #include <PDFDoc.h>
0012 #include <GfxState.h>
0013 #include <OutputDev.h>
0014
0015 class POPPLER_PRIVATE_EXPORT BBoxOutputDev : public OutputDev
0016 {
0017 public:
0018     bool upsideDown() override { return false; }
0019     bool useDrawChar() override { return true; }
0020     bool interpretType3Chars() override { return false; }
0021
0022     BBoxOutputDev();
0023     BBoxOutputDev(bool text, bool vector, bool raster);
0024     BBoxOutputDev(bool text, bool vector, bool raster, bool lwidth);
0025     void endPage() override;
0026     void stroke(GfxState *state) override;
0027     void fill(GfxState *state) override;
0028     void eoFill(GfxState *state) override;
0029     void drawChar(GfxState *state, double x, double y, double dx, double dy, double originX, double originY, CharCode code, int nBytes, const Unicode *u, int uLen) override;
0030     void drawImageMask(GfxState *state, Object *ref, Stream *str, int width, int height, bool invert, bool interpolate, bool inlineImg) override;
0031     void drawImage(GfxState *state, Object *ref, Stream *str, int width, int height, GfxImageColorMap *colorMap, bool interpolate, const int *maskColors, bool inlineImg) override;
0032     void drawMaskedImage(GfxState *state, Object *ref, Stream *str, int width, int height, GfxImageColorMap *colorMap, bool interpolate, Stream *maskStr, int maskWidth, int maskHeight, bool maskInvert, bool maskInterpolate) override;
0033     void drawSoftMaskedImage(GfxState *state, Object *ref, Stream *str, int width, int height, GfxImageColorMap *colorMap, bool interpolate, Stream *maskStr, int maskWidth, int maskHeight, GfxImageColorMap *maskColorMap,
0034                              bool maskInterpolate) override;
0035
0036     double getX1() const;
0037     double getY1() const;
0038     double getX2() const;
0039     double getY2() const;
0040     double getHasGraphics() const;
0041
0042 private:
0043     PDFRectangle bb;
0044     bool hasGraphics;
0045
0046     bool text;
0047     bool vector;
0048     bool raster;
0049     bool lwidth;
0050
0051     void updatePoint(PDFRectangle *bbA, double x, double y, const GfxState *state);
0052     void updatePath(PDFRectangle *bbA, const GfxPath *path, const GfxState *state);
0053     void updateImage(PDFRectangle *bbA, const GfxState *state);
0054 };