diff --git a/poppler/GfxState.cc b/poppler/GfxState.cc index ab796f7..e8facd7 100644 --- a/poppler/GfxState.cc +++ b/poppler/GfxState.cc @@ -80,6 +80,22 @@ GBool Matrix::invertTo(Matrix *other) const return gTrue; } +void Matrix::translate(double tx, double ty) +{ + double x0 = tx*m[0] + ty*m[2] + m[4]; + double y0 = tx*m[1] + ty*m[3] + m[5]; + m[4] = x0; + m[5] = y0; +} + +void Matrix::scale(double sx, double sy) +{ + m[0] *= sx; + m[1] *= sx; + m[2] *= sy; + m[3] *= sy; +} + void Matrix::transform(double x, double y, double *tx, double *ty) const { double temp_x, temp_y; diff --git a/poppler/GfxState.h b/poppler/GfxState.h index f018e93..f64b8e0 100644 --- a/poppler/GfxState.h +++ b/poppler/GfxState.h @@ -59,7 +59,12 @@ class Matrix { public: double m[6]; + void init(double xx, double yx, double xy, double yy, double x0, double y0) { + m[0] = xx; m[1] = yx; m[2] = xy; m[3] = yy; m[4] = x0; m[5] = y0; + } GBool invertTo(Matrix *other) const; + void translate(double tx, double ty); + void scale(double sx, double sy); void transform(double x, double y, double *tx, double *ty) const; double determinant() const { return m[0] * m[3] - m[1] * m[2]; } double norm() const; diff --git a/poppler/PSOutputDev.cc b/poppler/PSOutputDev.cc index 7b93e3b..01a55c8 100644 --- a/poppler/PSOutputDev.cc +++ b/poppler/PSOutputDev.cc @@ -3762,38 +3762,19 @@ void PSOutputDev::startPage(int pageNum, GfxState *state, XRef *xrefA) { } } } - if (paperMatch) { - paperSize = (PSOutPaperSize *)paperSizes->get(pagePaperSize[pageNum]); - writePSFmt("%%PageMedia: {0:t}\n", paperSize->name); - } - if (rotate == 0 || rotate == 180) { - writePSFmt("%%PageBoundingBox: 0 0 {0:d} {1:d}\n", width, height); - } else { - writePSFmt("%%PageBoundingBox: 0 0 {0:d} {1:d}\n", height, width); - } - writePSFmt("%%PageOrientation: {0:s}\n", - landscape ? "Landscape" : "Portrait"); - writePS("%%BeginPageSetup\n"); - if (paperMatch) { - writePSFmt("{0:d} {1:d} pdfSetupPaper\n", imgURX, imgURY); - } - writePS("pdfStartPage\n"); if (rotate == 0) { imgWidth2 = imgWidth; imgHeight2 = imgHeight; } else if (rotate == 90) { - writePS("90 rotate\n"); ty = -imgWidth; imgWidth2 = imgHeight; imgHeight2 = imgWidth; } else if (rotate == 180) { - writePS("180 rotate\n"); imgWidth2 = imgWidth; imgHeight2 = imgHeight; tx = -imgWidth; ty = -imgHeight; } else { // rotate == 270 - writePS("270 rotate\n"); tx = -imgHeight; imgWidth2 = imgHeight; imgHeight2 = imgWidth; @@ -3837,6 +3818,58 @@ void PSOutputDev::startPage(int pageNum, GfxState *state, XRef *xrefA) { } tx += (rotate == 0 || rotate == 180) ? imgLLX : imgLLY; ty += (rotate == 0 || rotate == 180) ? imgLLY : -imgLLX; + + if (paperMatch) { + paperSize = (PSOutPaperSize *)paperSizes->get(pagePaperSize[pageNum]); + writePSFmt("%%PageMedia: {0:t}\n", paperSize->name); + } + + // Create a matrix with the same transform that will be output to PS + Matrix m; + switch (rotate) { + case 0: + m.init(1, 0, + 0, 1, + 0, 0); + break; + case 90: + m.init(0, 1, + -1, 0, + 0, 0); + break; + case 180: + m.init(-1, 0, + 0, -1, + 0, 0); + break; + case 270: + m.init(0, -1, + 1, 0, + 0, 0); + break; + } + m.translate(tx, ty); + m.scale(xScale, yScale); + + double bboxX1, bboxY1, bboxX2, bboxY2; + m.transform(0, 0, &bboxX1, &bboxY1); + m.transform(width, height, &bboxX2, &bboxY2); + + writePSFmt("%%PageBoundingBox: {0:g} {1:g} {2:g} {3:g}\n", + floor(std::min(bboxX1, bboxX2)), + floor(std::min(bboxY1, bboxY2)), + ceil (std::max(bboxX1, bboxX2)), + ceil (std::max(bboxY1, bboxY2))); + + writePSFmt("%%PageOrientation: {0:s}\n", + landscape ? "Landscape" : "Portrait"); + writePS("%%BeginPageSetup\n"); + if (paperMatch) { + writePSFmt("{0:d} {1:d} pdfSetupPaper\n", imgURX, imgURY); + } + writePS("pdfStartPage\n"); + if (rotate) + writePSFmt("{0:d} rotate\n", rotate); if (tx != 0 || ty != 0) { writePSFmt("{0:.6g} {1:.6g} translate\n", tx, ty); }