106 lines
2.0 KiB
C
106 lines
2.0 KiB
C
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#include "mupdf/fitz.h"
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#include "mupdf/pdf.h"
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fz_display_list *
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pdf_new_display_list_from_annot(fz_context *ctx, pdf_annot *annot)
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{
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fz_display_list *list;
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fz_device *dev = NULL;
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fz_var(dev);
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list = fz_new_display_list(ctx, pdf_bound_annot(ctx, annot));
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fz_try(ctx)
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{
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dev = fz_new_list_device(ctx, list);
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pdf_run_annot(ctx, annot, dev, fz_identity, NULL);
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fz_close_device(ctx, dev);
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}
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fz_always(ctx)
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{
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fz_drop_device(ctx, dev);
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}
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fz_catch(ctx)
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{
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fz_drop_display_list(ctx, list);
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fz_rethrow(ctx);
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}
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return list;
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}
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/*
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Render an annotation suitable for blending on top of the opaque
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pixmap returned by fz_new_pixmap_from_page_contents.
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*/
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fz_pixmap *
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pdf_new_pixmap_from_annot(fz_context *ctx, pdf_annot *annot, fz_matrix ctm, fz_colorspace *cs, fz_separations *seps, int alpha)
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{
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fz_rect rect;
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fz_irect bbox;
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fz_pixmap *pix;
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fz_device *dev = NULL;
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fz_var(dev);
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rect = pdf_bound_annot(ctx, annot);
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rect = fz_transform_rect(rect, ctm);
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bbox = fz_round_rect(rect);
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pix = fz_new_pixmap_with_bbox(ctx, cs, bbox, seps, alpha);
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if (alpha)
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fz_clear_pixmap(ctx, pix);
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else
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fz_clear_pixmap_with_value(ctx, pix, 0xFF);
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fz_try(ctx)
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{
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dev = fz_new_draw_device(ctx, ctm, pix);
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pdf_run_annot(ctx, annot, dev, fz_identity, NULL);
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fz_close_device(ctx, dev);
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}
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fz_always(ctx)
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{
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fz_drop_device(ctx, dev);
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}
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fz_catch(ctx)
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{
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fz_drop_pixmap(ctx, pix);
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fz_rethrow(ctx);
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}
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return pix;
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}
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fz_stext_page *
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pdf_new_stext_page_from_annot(fz_context *ctx, pdf_annot *annot, const fz_stext_options *options)
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{
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fz_stext_page *text;
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fz_device *dev = NULL;
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fz_var(dev);
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if (annot == NULL)
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return NULL;
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text = fz_new_stext_page(ctx, pdf_bound_annot(ctx, annot));
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fz_try(ctx)
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{
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dev = fz_new_stext_device(ctx, text, options);
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pdf_run_annot(ctx, annot, dev, fz_identity, NULL);
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fz_close_device(ctx, dev);
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}
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fz_always(ctx)
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{
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fz_drop_device(ctx, dev);
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}
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fz_catch(ctx)
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{
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fz_drop_stext_page(ctx, text);
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fz_rethrow(ctx);
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}
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return text;
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}
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