From c853ffb5b2f75f5a889ed2e3ef89b818a736e87a Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 13 Apr 2024 13:50:49 +0200 Subject: Adding upstream version 1.3+ds. Signed-off-by: Daniel Baumann --- src/extension/internal/pdfinput/pdf-utils.h | 56 +++++++++++++++++++++++++++++ 1 file changed, 56 insertions(+) create mode 100644 src/extension/internal/pdfinput/pdf-utils.h (limited to 'src/extension/internal/pdfinput/pdf-utils.h') diff --git a/src/extension/internal/pdfinput/pdf-utils.h b/src/extension/internal/pdfinput/pdf-utils.h new file mode 100644 index 0000000..e1a449a --- /dev/null +++ b/src/extension/internal/pdfinput/pdf-utils.h @@ -0,0 +1,56 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/** @file + * PDF Parsing utility functions and classes. + *//* + * + * Copyright (C) 2022 Authors + * + * Released under GNU GPL v2+, read the file 'COPYING' for more information. + */ + +#ifndef PDF_UTILS_H +#define PDF_UTILS_H + +#include <2geom/rect.h> +#include "poppler-transition-api.h" +#include "2geom/affine.h" +#include "Gfx.h" +#include "GfxState.h" +#include "Page.h" + +class ClipHistoryEntry +{ +public: + ClipHistoryEntry(GfxPath *clipPath = nullptr, GfxClipType clipType = clipNormal); + virtual ~ClipHistoryEntry(); + + // Manipulate clip path stack + ClipHistoryEntry *save(bool cleared = false); + ClipHistoryEntry *restore(); + bool hasSaves() { return saved != nullptr; } + bool hasClipPath() { return clipPath != nullptr && !cleared; } + bool isCopied() { return copied; } + bool isBoundingBox() { return is_bbox; } + void setClip(GfxState *state, GfxClipType newClipType = clipNormal, bool bbox = false); + GfxPath *getClipPath() { return clipPath; } + GfxClipType getClipType() { return clipType; } + const Geom::Affine &getAffine() { return affine; } + bool evenOdd() { return clipType != clipNormal; } + void clear() { cleared = true; } + +private: + ClipHistoryEntry *saved; // next clip path on stack + + Geom::Affine affine = Geom::identity(); // Saved affine state of the clipPath + GfxPath *clipPath; // used as the path to be filled for an 'sh' operator + GfxClipType clipType; + bool is_bbox = false; + bool cleared = false; + bool copied = false; + + ClipHistoryEntry(ClipHistoryEntry *other, bool cleared = false); +}; + +Geom::Rect getRect(_POPPLER_CONST PDFRectangle *box); + +#endif /* PDF_UTILS_H */ -- cgit v1.2.3