/* * Copyright (c) 2021, Matthew Olsson * * SPDX-License-Identifier: BSD-2-Clause */ #pragma once #include #include #include #include #include #define ENUMERATE_OPERATORS(V) \ V(SaveState, save_state, q) \ V(RestoreState, restore_state, Q) \ V(ConcatenateMatrix, concatenate_matrix, cm) \ V(SetLineWidth, set_line_width, w) \ V(SetLineCap, set_line_cap, J) \ V(SetLineJoin, set_line_join, j) \ V(SetMiterLimit, set_miter_limit, M) \ V(SetDashPattern, set_dash_pattern, d) \ V(SetColorRenderingIntent, set_color_rendering_intent, ri) \ V(SetFlatnessTolerance, set_flatness_tolerance, i) \ V(SetGraphicsStateFromDict, set_graphics_state_from_dict, gs) \ V(PathMove, path_move, m) \ V(PathLine, path_line, l) \ V(PathCubicBezierCurve, path_cubic_bezier_curve, c) \ V(PathCubicBezierCurveNoFirstControl, path_cubic_bezier_curve_no_first_control, v) \ V(PathCubicBezierCurveNoSecondControl, path_cubic_bezier_curve_no_second_control, y) \ V(PathClose, path_close, h) \ V(PathAppendRect, path_append_rect, re) \ V(PathStroke, path_stroke, S) \ V(PathCloseAndStroke, path_close_and_stroke, s) \ V(PathFillNonZero, path_fill_nonzero, f) \ V(PathFillNonZeroDeprecated, path_fill_nonzero_deprecated, F) \ V(PathFillEvenOdd, path_fill_evenodd, f*) \ V(PathFillStrokeNonZero, path_fill_stroke_nonzero, B) \ V(PathFillStrokeEvenOdd, path_fill_stroke_evenodd, B*) \ V(PathCloseFillStrokeNonZero, path_close_fill_stroke_nonzero, b) \ V(PathCloseFillStrokeEvenOdd, path_close_fill_stroke_evenodd, b*) \ V(PathEnd, path_end, n) \ V(PathIntersectClipNonZero, path_intersect_clip_nonzero, W) \ V(PathIntersectClipEvenOdd, path_intersect_clip_evenodd, W*) \ V(TextBegin, text_begin, BT) \ V(TextEnd, text_end, ET) \ V(TextSetCharSpace, text_set_char_space, Tc) \ V(TextSetWordSpace, text_set_word_space, Tw) \ V(TextSetHorizontalScale, text_set_horizontal_scale, Tz) \ V(TextSetLeading, text_set_leading, TL) \ V(TextSetFont, text_set_font, Tf) \ V(TextSetRenderingMode, text_set_rendering_mode, Tr) \ V(TextSetRise, text_set_rise, Ts) \ V(TextNextLineOffset, text_next_line_offset, Td) \ V(TextNextLineAndSetLeading, text_next_line_and_set_leading, TD) \ V(TextSetMatrixAndLineMatrix, text_set_matrix_and_line_matrix, Tm) \ V(TextNextLine, text_next_line, T*) \ V(TextShowString, text_show_string, Tj) \ V(TextShowStringArray, text_show_string_array, TJ) \ V(Type3FontSetGlyphWidth, type3_font_set_glyph_width, d0) \ V(Type3FontSetGlyphWidthAndBBox, type3_font_set_glyph_width_and_bbox, d1) \ V(SetStrokingSpace, set_stroking_space, CS) \ V(SetPaintingSpace, set_painting_space, cs) \ V(SetStrokingColor, set_stroking_color, SC) \ V(SetStrokingColorExtended, set_stroking_color_extended, SCN) \ V(SetPaintingColor, set_painting_color, sc) \ V(SetPaintingColorExtended, set_painting_color_extended, scn) \ V(SetStrokingColorAndSpaceToGray, set_stroking_color_and_space_to_gray, G) \ V(SetPaintingColorAndSpaceToGray, set_painting_color_and_space_to_gray, g) \ V(SetStrokingColorAndSpaceToRGB, set_stroking_color_and_space_to_rgb, RG) \ V(SetPaintingColorAndSpaceToRGB, set_painting_color_and_space_to_rgb, rg) \ V(SetStrokingColorAndSpaceToCMYK, set_stroking_color_and_space_to_cmyk, K) \ V(SetPaintingColorAndSpaceToCMYK, set_painting_color_and_space_to_cmyk, k) \ V(Shade, shade, sh) \ V(InlineImageBegin, inline_image_begin, BI) \ V(InlineImageBeginData, inline_image_begin_data, ID) \ V(InlineImageEnd, inline_image_end, EI) \ V(PaintXObject, paint_xobject, Do) \ V(MarkedContentPoint, marked_content_point, MP) \ V(MarkedContentDesignate, marked_content_designate, DP) \ V(MarkedContentBegin, marked_content_begin, BMC) \ V(MarkedContentBeginWithPropertyList, marked_content_begin_with_property_list, BDC) \ V(MarkedContentEnd, marked_content_end, EMC) \ V(CompatibilityBegin, compatibility_begin, BX) \ V(CompatibilityEnd, compatibility_end, EX) namespace PDF { enum class OperatorType { #define V(name, snake_name, symbol) name, ENUMERATE_OPERATORS(V) #undef V TextNextLineShowString, TextNextLineShowStringSetSpacing, }; class Operator { public: static OperatorType operator_type_from_symbol(StringView symbol_string) { #define V(name, snake_name, symbol) \ if (symbol_string == #symbol) \ return OperatorType::name; ENUMERATE_OPERATORS(V) #undef V if (symbol_string == "'") return OperatorType::TextNextLineShowString; if (symbol_string == "''") return OperatorType::TextNextLineShowStringSetSpacing; dbgln("unsupported graphics symbol {}", symbol_string); VERIFY_NOT_REACHED(); } static char const* operator_name(OperatorType operator_type) { #define V(name, snake_name, symbol) \ if (operator_type == OperatorType::name) \ return #name; ENUMERATE_OPERATORS(V) #undef V if (operator_type == OperatorType::TextNextLineShowString) return "TextNextLineShowString"; if (operator_type == OperatorType::TextNextLineShowStringSetSpacing) return "TextNextLineShowStringSetSpacing"; VERIFY_NOT_REACHED(); } static char const* operator_symbol(OperatorType operator_type) { #define V(name, snake_name, symbol) \ if (operator_type == OperatorType::name) \ return #symbol; ENUMERATE_OPERATORS(V) #undef V if (operator_type == OperatorType::TextNextLineShowString) return "'"; if (operator_type == OperatorType::TextNextLineShowStringSetSpacing) return "''"; VERIFY_NOT_REACHED(); } Operator(OperatorType operator_type, Vector arguments) : m_operator_type(operator_type) , m_arguments(move(arguments)) { } [[nodiscard]] ALWAYS_INLINE OperatorType type() const { return m_operator_type; } [[nodiscard]] ALWAYS_INLINE Vector const& arguments() const { return m_arguments; } private: OperatorType m_operator_type; Vector m_arguments; }; } namespace AK { template<> struct Formatter : Formatter { ErrorOr format(FormatBuilder& format_builder, PDF::Operator const& op) { StringBuilder builder; builder.appendff("{} ({})", PDF::Operator::operator_name(op.type()), PDF::Operator::operator_symbol(op.type())); if (!op.arguments().is_empty()) { builder.append(" ["sv); for (auto& argument : op.arguments()) builder.appendff(" {}", argument); builder.append(" ]"sv); } return Formatter::format(format_builder, builder.to_string()); } }; }