diff options
Diffstat (limited to 'source/pdf/pdf-interpret-imp.h')
| -rw-r--r-- | source/pdf/pdf-interpret-imp.h | 158 |
1 files changed, 0 insertions, 158 deletions
diff --git a/source/pdf/pdf-interpret-imp.h b/source/pdf/pdf-interpret-imp.h deleted file mode 100644 index 9c72bfe2..00000000 --- a/source/pdf/pdf-interpret-imp.h +++ /dev/null @@ -1,158 +0,0 @@ -#ifndef PDF_INTERPRET_IMP_H -#define PDF_INTERPRET_IMP_H - -#include "mupdf/pdf.h" - -typedef struct pdf_csi_s pdf_csi; -typedef struct pdf_gstate_s pdf_gstate; - -typedef void (*pdf_operator_fn)(pdf_csi *, void *user); -typedef void (*pdf_process_annot_fn)(pdf_csi *csi, void *user, pdf_obj *resources, pdf_annot *annot); -typedef void (*pdf_process_stream_fn)(pdf_csi *csi, void *user, pdf_lexbuf *buf); -typedef void (*pdf_process_contents_fn)(pdf_csi *csi, void *user, pdf_obj *resources, pdf_obj *contents); - -typedef enum { - /* The first section of op's all run without a try/catch */ - PDF_OP_dquote, - PDF_OP_squote, - PDF_OP_B, - PDF_OP_Bstar, - PDF_OP_BDC, - PDF_OP_BI, - PDF_OP_BMC, - PDF_OP_BT, - PDF_OP_BX, - PDF_OP_CS, - PDF_OP_DP, - PDF_OP_EMC, - PDF_OP_ET, - PDF_OP_EX, - PDF_OP_F, - PDF_OP_G, - PDF_OP_J, - PDF_OP_K, - PDF_OP_M, - PDF_OP_MP, - PDF_OP_Q, - PDF_OP_RG, - PDF_OP_S, - PDF_OP_SC, - PDF_OP_SCN, - PDF_OP_Tstar, - PDF_OP_TD, - PDF_OP_TJ, - PDF_OP_TL, - PDF_OP_Tc, - PDF_OP_Td, - PDF_OP_Tj, - PDF_OP_Tm, - PDF_OP_Tr, - PDF_OP_Ts, - PDF_OP_Tw, - PDF_OP_Tz, - PDF_OP_W, - PDF_OP_Wstar, - PDF_OP_b, - PDF_OP_bstar, - PDF_OP_c, - PDF_OP_cm, - PDF_OP_cs, - PDF_OP_d, - PDF_OP_d0, - PDF_OP_d1, - PDF_OP_f, - PDF_OP_fstar, - PDF_OP_g, - PDF_OP_h, - PDF_OP_i, - PDF_OP_j, - PDF_OP_k, - PDF_OP_l, - PDF_OP_m, - PDF_OP_n, - PDF_OP_q, - PDF_OP_re, - PDF_OP_rg, - PDF_OP_ri, - PDF_OP_s, - PDF_OP_sc, - PDF_OP_scn, - PDF_OP_v, - PDF_OP_w, - PDF_OP_y, - /* ops in this second section require additional try/catch handling */ - PDF_OP_Do, - PDF_OP_Tf, - PDF_OP_gs, - PDF_OP_sh, - /* END is used to signify end of stream (finalise and close down) */ - PDF_OP_END, - /* And finally we have a max */ - PDF_OP_MAX -} PDF_OP; - -typedef struct pdf_processor_s { - pdf_operator_fn op_table[PDF_OP_MAX]; - pdf_process_annot_fn process_annot; - pdf_process_stream_fn process_stream; - pdf_process_contents_fn process_contents; -} pdf_processor; - -typedef struct pdf_process_s -{ - const pdf_processor *processor; - void *state; -} pdf_process; - -struct pdf_csi_s -{ - fz_context *ctx; - pdf_document *doc; - - /* Current resource dict and file. These are in here to reduce param - * passing. */ - pdf_obj *rdb; - fz_stream *file; - - /* Operator table */ - pdf_process process; - - /* interpreter stack */ - pdf_obj *obj; - char name[256]; - unsigned char string[256]; - int string_len; - float stack[32]; - int top; - fz_image *img; - - int xbalance; - int in_text; - - fz_rect d1_rect; - - /* cookie support */ - fz_cookie *cookie; -}; - -static inline void pdf_process_op(pdf_csi *csi, int op, const pdf_process *process) -{ - process->processor->op_table[op](csi, process->state); -} - -/* Helper functions for the filter implementations to call */ -void pdf_process_contents_object(pdf_csi *csi, pdf_obj *rdb, pdf_obj *contents); -void pdf_process_stream(pdf_csi *csi, pdf_lexbuf *buf); - -/* Functions to set up pdf_process structures */ -pdf_process *pdf_init_process_run(fz_context *ctx, pdf_process *process, fz_device *dev, const fz_matrix *ctm, const char *event, pdf_gstate *gstate, int nested); -pdf_process *pdf_init_process_buffer(fz_context *ctx, pdf_process *process, fz_buffer *buffer); -pdf_process *pdf_init_process_filter(fz_context *ctx, pdf_process *process, pdf_process *underlying, pdf_obj *resources); - -/* Functions to actually use the pdf_process structures to process - * annotations, glyphs and general stream objects */ -void pdf_process_annot(fz_context *ctx, pdf_document *doc, pdf_page *page, pdf_annot *annot, const pdf_process *process, fz_cookie *cookie); -void pdf_process_glyph(fz_context *ctx, pdf_document *doc, pdf_obj *resources, fz_buffer *contents, pdf_process *process); -void pdf_process_stream_object(fz_context *ctx, pdf_document *doc, pdf_obj *obj, const pdf_process *process, pdf_obj *res, fz_cookie *cookie); - -#endif |