83 lines
2.2 KiB
C
83 lines
2.2 KiB
C
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#include "fitz.h"
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/* TODO: add clip stack and use to intersect bboxes */
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static void
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fz_bbox_fill_path(void *user, fz_path *path, int even_odd, fz_matrix ctm,
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fz_colorspace *colorspace, float *color, float alpha)
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{
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fz_bbox *result = user;
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fz_bbox bbox = fz_round_rect(fz_bound_path(path, NULL, ctm));
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*result = fz_union_bbox(*result, bbox);
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}
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static void
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fz_bbox_stroke_path(void *user, fz_path *path, fz_stroke_state *stroke, fz_matrix ctm,
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fz_colorspace *colorspace, float *color, float alpha)
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{
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fz_bbox *result = user;
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fz_bbox bbox = fz_round_rect(fz_bound_path(path, stroke, ctm));
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*result = fz_union_bbox(*result, bbox);
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}
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static void
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fz_bbox_fill_text(void *user, fz_text *text, fz_matrix ctm,
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fz_colorspace *colorspace, float *color, float alpha)
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{
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fz_bbox *result = user;
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fz_bbox bbox = fz_round_rect(fz_bound_text(text, ctm));
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*result = fz_union_bbox(*result, bbox);
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}
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static void
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fz_bbox_stroke_text(void *user, fz_text *text, fz_stroke_state *stroke, fz_matrix ctm,
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fz_colorspace *colorspace, float *color, float alpha)
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{
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fz_bbox *result = user;
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fz_bbox bbox = fz_round_rect(fz_bound_text(text, ctm));
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*result = fz_union_bbox(*result, bbox);
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}
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static void
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fz_bbox_fill_shade(void *user, fz_shade *shade, fz_matrix ctm, float alpha)
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{
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fz_bbox *result = user;
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fz_bbox bbox = fz_round_rect(fz_bound_shade(shade, ctm));
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*result = fz_union_bbox(*result, bbox);
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}
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static void
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fz_bbox_fill_image(void *user, fz_pixmap *image, fz_matrix ctm, float alpha)
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{
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fz_bbox *result = user;
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fz_bbox bbox = fz_round_rect(fz_transform_rect(ctm, fz_unit_rect));
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*result = fz_union_bbox(*result, bbox);
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}
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static void
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fz_bbox_fill_image_mask(void *user, fz_pixmap *image, fz_matrix ctm,
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fz_colorspace *colorspace, float *color, float alpha)
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{
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fz_bbox_fill_image(user, image, ctm, alpha);
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}
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fz_device *
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fz_new_bbox_device(fz_bbox *result)
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{
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fz_device *dev;
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dev = fz_new_device(result);
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dev->fill_path = fz_bbox_fill_path;
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dev->stroke_path = fz_bbox_stroke_path;
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dev->fill_text = fz_bbox_fill_text;
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dev->stroke_text = fz_bbox_stroke_text;
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dev->fill_shade = fz_bbox_fill_shade;
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dev->fill_image = fz_bbox_fill_image;
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dev->fill_image_mask = fz_bbox_fill_image_mask;
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*result = fz_empty_bbox;
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return dev;
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}
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