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-rw-r--r--fitz/dev_list.c851
1 files changed, 0 insertions, 851 deletions
diff --git a/fitz/dev_list.c b/fitz/dev_list.c
deleted file mode 100644
index 6ffe165f..00000000
--- a/fitz/dev_list.c
+++ /dev/null
@@ -1,851 +0,0 @@
-#include "mupdf/fitz.h"
-
-typedef struct fz_display_node_s fz_display_node;
-
-#define STACK_SIZE 96
-
-typedef enum fz_display_command_e
-{
- FZ_CMD_BEGIN_PAGE,
- FZ_CMD_END_PAGE,
- FZ_CMD_FILL_PATH,
- FZ_CMD_STROKE_PATH,
- FZ_CMD_CLIP_PATH,
- FZ_CMD_CLIP_STROKE_PATH,
- FZ_CMD_FILL_TEXT,
- FZ_CMD_STROKE_TEXT,
- FZ_CMD_CLIP_TEXT,
- FZ_CMD_CLIP_STROKE_TEXT,
- FZ_CMD_IGNORE_TEXT,
- FZ_CMD_FILL_SHADE,
- FZ_CMD_FILL_IMAGE,
- FZ_CMD_FILL_IMAGE_MASK,
- FZ_CMD_CLIP_IMAGE_MASK,
- FZ_CMD_POP_CLIP,
- FZ_CMD_BEGIN_MASK,
- FZ_CMD_END_MASK,
- FZ_CMD_BEGIN_GROUP,
- FZ_CMD_END_GROUP,
- FZ_CMD_BEGIN_TILE,
- FZ_CMD_END_TILE
-} fz_display_command;
-
-struct fz_display_node_s
-{
- fz_display_command cmd;
- fz_display_node *next;
- fz_rect rect;
- union {
- fz_path *path;
- fz_text *text;
- fz_shade *shade;
- fz_image *image;
- int blendmode;
- } item;
- fz_stroke_state *stroke;
- int flag; /* even_odd, accumulate, isolated/knockout... */
- fz_matrix ctm;
- fz_colorspace *colorspace;
- float alpha;
- float color[FZ_MAX_COLORS];
-};
-
-struct fz_display_list_s
-{
- fz_storable storable;
- fz_display_node *first;
- fz_display_node *last;
- int len;
-
- int top;
- struct {
- fz_rect *update;
- fz_rect rect;
- } stack[STACK_SIZE];
- int tiled;
-};
-
-enum { ISOLATED = 1, KNOCKOUT = 2 };
-
-static fz_display_node *
-fz_new_display_node(fz_context *ctx, fz_display_command cmd, const fz_matrix *ctm,
- fz_colorspace *colorspace, float *color, float alpha)
-{
- fz_display_node *node;
- int i;
-
- node = fz_malloc_struct(ctx, fz_display_node);
- node->cmd = cmd;
- node->next = NULL;
- node->rect = fz_empty_rect;
- node->item.path = NULL;
- node->stroke = NULL;
- node->flag = (cmd == FZ_CMD_BEGIN_TILE ? fz_gen_id(ctx) : 0);
- node->ctm = *ctm;
- if (colorspace)
- {
- node->colorspace = fz_keep_colorspace(ctx, colorspace);
- if (color)
- {
- for (i = 0; i < node->colorspace->n; i++)
- node->color[i] = color[i];
- }
- }
- else
- {
- node->colorspace = NULL;
- }
- node->alpha = alpha;
-
- return node;
-}
-
-static void
-fz_append_display_node(fz_display_list *list, fz_display_node *node)
-{
- switch (node->cmd)
- {
- case FZ_CMD_CLIP_PATH:
- case FZ_CMD_CLIP_STROKE_PATH:
- case FZ_CMD_CLIP_IMAGE_MASK:
- if (list->top < STACK_SIZE)
- {
- list->stack[list->top].update = &node->rect;
- list->stack[list->top].rect = fz_empty_rect;
- }
- list->top++;
- break;
- case FZ_CMD_END_MASK:
- case FZ_CMD_CLIP_TEXT:
- case FZ_CMD_CLIP_STROKE_TEXT:
- if (list->top < STACK_SIZE)
- {
- list->stack[list->top].update = NULL;
- list->stack[list->top].rect = fz_empty_rect;
- }
- list->top++;
- break;
- case FZ_CMD_BEGIN_TILE:
- list->tiled++;
- if (list->top > 0 && list->top <= STACK_SIZE)
- {
- list->stack[list->top-1].rect = fz_infinite_rect;
- }
- break;
- case FZ_CMD_END_TILE:
- list->tiled--;
- break;
- case FZ_CMD_END_GROUP:
- break;
- case FZ_CMD_POP_CLIP:
- if (list->top > STACK_SIZE)
- {
- list->top--;
- node->rect = fz_infinite_rect;
- }
- else if (list->top > 0)
- {
- fz_rect *update;
- list->top--;
- update = list->stack[list->top].update;
- if (list->tiled == 0)
- {
- if (update)
- {
- fz_intersect_rect(update, &list->stack[list->top].rect);
- node->rect = *update;
- }
- else
- node->rect = list->stack[list->top].rect;
- }
- else
- node->rect = fz_infinite_rect;
- }
- /* fallthrough */
- default:
- if (list->top > 0 && list->tiled == 0 && list->top <= STACK_SIZE)
- fz_union_rect(&list->stack[list->top-1].rect, &node->rect);
- break;
- }
- if (!list->first)
- {
- list->first = node;
- list->last = node;
- }
- else
- {
- list->last->next = node;
- list->last = node;
- }
- list->len++;
-}
-
-static void
-fz_free_display_node(fz_context *ctx, fz_display_node *node)
-{
- switch (node->cmd)
- {
- case FZ_CMD_FILL_PATH:
- case FZ_CMD_STROKE_PATH:
- case FZ_CMD_CLIP_PATH:
- case FZ_CMD_CLIP_STROKE_PATH:
- fz_free_path(ctx, node->item.path);
- break;
- case FZ_CMD_FILL_TEXT:
- case FZ_CMD_STROKE_TEXT:
- case FZ_CMD_CLIP_TEXT:
- case FZ_CMD_CLIP_STROKE_TEXT:
- case FZ_CMD_IGNORE_TEXT:
- fz_free_text(ctx, node->item.text);
- break;
- case FZ_CMD_FILL_SHADE:
- fz_drop_shade(ctx, node->item.shade);
- break;
- case FZ_CMD_FILL_IMAGE:
- case FZ_CMD_FILL_IMAGE_MASK:
- case FZ_CMD_CLIP_IMAGE_MASK:
- fz_drop_image(ctx, node->item.image);
- break;
- case FZ_CMD_POP_CLIP:
- case FZ_CMD_BEGIN_MASK:
- case FZ_CMD_END_MASK:
- case FZ_CMD_BEGIN_GROUP:
- case FZ_CMD_END_GROUP:
- case FZ_CMD_BEGIN_TILE:
- case FZ_CMD_END_TILE:
- case FZ_CMD_BEGIN_PAGE:
- case FZ_CMD_END_PAGE:
- break;
- }
- if (node->stroke)
- fz_drop_stroke_state(ctx, node->stroke);
- if (node->colorspace)
- fz_drop_colorspace(ctx, node->colorspace);
- fz_free(ctx, node);
-}
-
-static void
-fz_list_begin_page(fz_device *dev, const fz_rect *mediabox, const fz_matrix *ctm)
-{
- fz_context *ctx = dev->ctx;
- fz_display_node *node = fz_new_display_node(ctx, FZ_CMD_BEGIN_PAGE, ctm, NULL, NULL, 0);
- node->rect = *mediabox;
- fz_transform_rect(&node->rect, ctm);
- fz_append_display_node(dev->user, node);
-}
-
-static void
-fz_list_end_page(fz_device *dev)
-{
- fz_context *ctx = dev->ctx;
- fz_display_node *node = fz_new_display_node(ctx, FZ_CMD_END_PAGE, &fz_identity, NULL, NULL, 0);
- fz_append_display_node(dev->user, node);
-}
-
-static void
-fz_list_fill_path(fz_device *dev, fz_path *path, int even_odd, const fz_matrix *ctm,
- fz_colorspace *colorspace, float *color, float alpha)
-{
- fz_display_node *node;
- fz_context *ctx = dev->ctx;
- node = fz_new_display_node(ctx, FZ_CMD_FILL_PATH, ctm, colorspace, color, alpha);
- fz_try(ctx)
- {
- fz_bound_path(dev->ctx, path, NULL, ctm, &node->rect);
- node->item.path = fz_clone_path(dev->ctx, path);
- node->flag = even_odd;
- }
- fz_catch(ctx)
- {
- fz_free_display_node(ctx, node);
- fz_rethrow(ctx);
- }
- fz_append_display_node(dev->user, node);
-}
-
-static void
-fz_list_stroke_path(fz_device *dev, fz_path *path, fz_stroke_state *stroke,
- const fz_matrix *ctm, fz_colorspace *colorspace, float *color, float alpha)
-{
- fz_display_node *node;
- fz_context *ctx = dev->ctx;
- node = fz_new_display_node(ctx, FZ_CMD_STROKE_PATH, ctm, colorspace, color, alpha);
- fz_try(ctx)
- {
- fz_bound_path(dev->ctx, path, stroke, ctm, &node->rect);
- node->item.path = fz_clone_path(dev->ctx, path);
- node->stroke = fz_keep_stroke_state(dev->ctx, stroke);
- }
- fz_catch(ctx)
- {
- fz_free_display_node(ctx, node);
- fz_rethrow(ctx);
- }
- fz_append_display_node(dev->user, node);
-}
-
-static void
-fz_list_clip_path(fz_device *dev, fz_path *path, const fz_rect *rect, int even_odd, const fz_matrix *ctm)
-{
- fz_display_node *node;
- fz_context *ctx = dev->ctx;
- node = fz_new_display_node(ctx, FZ_CMD_CLIP_PATH, ctm, NULL, NULL, 0);
- fz_try(ctx)
- {
- fz_bound_path(dev->ctx, path, NULL, ctm, &node->rect);
- if (rect)
- fz_intersect_rect(&node->rect, rect);
- node->item.path = fz_clone_path(dev->ctx, path);
- node->flag = even_odd;
- }
- fz_catch(ctx)
- {
- fz_free_display_node(ctx, node);
- fz_rethrow(ctx);
- }
- fz_append_display_node(dev->user, node);
-}
-
-static void
-fz_list_clip_stroke_path(fz_device *dev, fz_path *path, const fz_rect *rect, fz_stroke_state *stroke, const fz_matrix *ctm)
-{
- fz_display_node *node;
- fz_context *ctx = dev->ctx;
- node = fz_new_display_node(ctx, FZ_CMD_CLIP_STROKE_PATH, ctm, NULL, NULL, 0);
- fz_try(ctx)
- {
- fz_bound_path(dev->ctx, path, stroke, ctm, &node->rect);
- if (rect)
- fz_intersect_rect(&node->rect, rect);
- node->item.path = fz_clone_path(dev->ctx, path);
- node->stroke = fz_keep_stroke_state(dev->ctx, stroke);
- }
- fz_catch(ctx)
- {
- fz_free_display_node(ctx, node);
- fz_rethrow(ctx);
- }
- fz_append_display_node(dev->user, node);
-}
-
-static void
-fz_list_fill_text(fz_device *dev, fz_text *text, const fz_matrix *ctm,
- fz_colorspace *colorspace, float *color, float alpha)
-{
- fz_display_node *node;
- fz_context *ctx = dev->ctx;
- node = fz_new_display_node(ctx, FZ_CMD_FILL_TEXT, ctm, colorspace, color, alpha);
- fz_try(ctx)
- {
- fz_bound_text(dev->ctx, text, NULL, ctm, &node->rect);
- node->item.text = fz_clone_text(dev->ctx, text);
- }
- fz_catch(ctx)
- {
- fz_free_display_node(ctx, node);
- fz_rethrow(ctx);
- }
- fz_append_display_node(dev->user, node);
-}
-
-static void
-fz_list_stroke_text(fz_device *dev, fz_text *text, fz_stroke_state *stroke, const fz_matrix *ctm,
- fz_colorspace *colorspace, float *color, float alpha)
-{
- fz_display_node *node;
- fz_context *ctx = dev->ctx;
- node = fz_new_display_node(ctx, FZ_CMD_STROKE_TEXT, ctm, colorspace, color, alpha);
- node->item.text = NULL;
- fz_try(ctx)
- {
- fz_bound_text(dev->ctx, text, stroke, ctm, &node->rect);
- node->item.text = fz_clone_text(dev->ctx, text);
- node->stroke = fz_keep_stroke_state(dev->ctx, stroke);
- }
- fz_catch(ctx)
- {
- fz_free_display_node(ctx, node);
- fz_rethrow(ctx);
- }
- fz_append_display_node(dev->user, node);
-}
-
-static void
-fz_list_clip_text(fz_device *dev, fz_text *text, const fz_matrix *ctm, int accumulate)
-{
- fz_display_node *node;
- fz_context *ctx = dev->ctx;
- node = fz_new_display_node(ctx, FZ_CMD_CLIP_TEXT, ctm, NULL, NULL, 0);
- fz_try(ctx)
- {
- fz_bound_text(dev->ctx, text, NULL, ctm, &node->rect);
- node->item.text = fz_clone_text(dev->ctx, text);
- node->flag = accumulate;
- /* when accumulating, be conservative about culling */
- if (accumulate)
- node->rect = fz_infinite_rect;
- }
- fz_catch(ctx)
- {
- fz_free_display_node(ctx, node);
- fz_rethrow(ctx);
- }
- fz_append_display_node(dev->user, node);
-}
-
-static void
-fz_list_clip_stroke_text(fz_device *dev, fz_text *text, fz_stroke_state *stroke, const fz_matrix *ctm)
-{
- fz_display_node *node;
- fz_context *ctx = dev->ctx;
- node = fz_new_display_node(ctx, FZ_CMD_CLIP_STROKE_TEXT, ctm, NULL, NULL, 0);
- fz_try(ctx)
- {
- fz_bound_text(dev->ctx, text, stroke, ctm, &node->rect);
- node->item.text = fz_clone_text(dev->ctx, text);
- node->stroke = fz_keep_stroke_state(dev->ctx, stroke);
- }
- fz_catch(ctx)
- {
- fz_free_display_node(ctx, node);
- fz_rethrow(ctx);
- }
- fz_append_display_node(dev->user, node);
-}
-
-static void
-fz_list_ignore_text(fz_device *dev, fz_text *text, const fz_matrix *ctm)
-{
- fz_display_node *node;
- fz_context *ctx = dev->ctx;
- node = fz_new_display_node(ctx, FZ_CMD_IGNORE_TEXT, ctm, NULL, NULL, 0);
- fz_try(ctx)
- {
- fz_bound_text(dev->ctx, text, NULL, ctm, &node->rect);
- node->item.text = fz_clone_text(dev->ctx, text);
- }
- fz_catch(ctx)
- {
- fz_free_display_node(ctx, node);
- fz_rethrow(ctx);
- }
- fz_append_display_node(dev->user, node);
-}
-
-static void
-fz_list_pop_clip(fz_device *dev)
-{
- fz_display_node *node;
- node = fz_new_display_node(dev->ctx, FZ_CMD_POP_CLIP, &fz_identity, NULL, NULL, 0);
- fz_append_display_node(dev->user, node);
-}
-
-static void
-fz_list_fill_shade(fz_device *dev, fz_shade *shade, const fz_matrix *ctm, float alpha)
-{
- fz_display_node *node;
- fz_context *ctx = dev->ctx;
- node = fz_new_display_node(ctx, FZ_CMD_FILL_SHADE, ctm, NULL, NULL, alpha);
- fz_bound_shade(ctx, shade, ctm, &node->rect);
- node->item.shade = fz_keep_shade(ctx, shade);
- fz_append_display_node(dev->user, node);
-}
-
-static void
-fz_list_fill_image(fz_device *dev, fz_image *image, const fz_matrix *ctm, float alpha)
-{
- fz_display_node *node;
- node = fz_new_display_node(dev->ctx, FZ_CMD_FILL_IMAGE, ctm, NULL, NULL, alpha);
- node->rect = fz_unit_rect;
- fz_transform_rect(&node->rect, ctm);
- node->item.image = fz_keep_image(dev->ctx, image);
- fz_append_display_node(dev->user, node);
-}
-
-static void
-fz_list_fill_image_mask(fz_device *dev, fz_image *image, const fz_matrix *ctm,
- fz_colorspace *colorspace, float *color, float alpha)
-{
- fz_display_node *node;
- node = fz_new_display_node(dev->ctx, FZ_CMD_FILL_IMAGE_MASK, ctm, colorspace, color, alpha);
- node->rect = fz_unit_rect;
- fz_transform_rect(&node->rect, ctm);
- node->item.image = fz_keep_image(dev->ctx, image);
- fz_append_display_node(dev->user, node);
-}
-
-static void
-fz_list_clip_image_mask(fz_device *dev, fz_image *image, const fz_rect *rect, const fz_matrix *ctm)
-{
- fz_display_node *node;
- node = fz_new_display_node(dev->ctx, FZ_CMD_CLIP_IMAGE_MASK, ctm, NULL, NULL, 0);
- node->rect = fz_unit_rect;
- fz_transform_rect(&node->rect, ctm);
- if (rect)
- fz_intersect_rect(&node->rect, rect);
- node->item.image = fz_keep_image(dev->ctx, image);
- fz_append_display_node(dev->user, node);
-}
-
-static void
-fz_list_begin_mask(fz_device *dev, const fz_rect *rect, int luminosity, fz_colorspace *colorspace, float *color)
-{
- fz_display_node *node;
- node = fz_new_display_node(dev->ctx, FZ_CMD_BEGIN_MASK, &fz_identity, colorspace, color, 0);
- node->rect = *rect;
- node->flag = luminosity;
- fz_append_display_node(dev->user, node);
-}
-
-static void
-fz_list_end_mask(fz_device *dev)
-{
- fz_display_node *node;
- node = fz_new_display_node(dev->ctx, FZ_CMD_END_MASK, &fz_identity, NULL, NULL, 0);
- fz_append_display_node(dev->user, node);
-}
-
-static void
-fz_list_begin_group(fz_device *dev, const fz_rect *rect, int isolated, int knockout, int blendmode, float alpha)
-{
- fz_display_node *node;
- node = fz_new_display_node(dev->ctx, FZ_CMD_BEGIN_GROUP, &fz_identity, NULL, NULL, alpha);
- node->rect = *rect;
- node->item.blendmode = blendmode;
- node->flag |= isolated ? ISOLATED : 0;
- node->flag |= knockout ? KNOCKOUT : 0;
- fz_append_display_node(dev->user, node);
-}
-
-static void
-fz_list_end_group(fz_device *dev)
-{
- fz_display_node *node;
- node = fz_new_display_node(dev->ctx, FZ_CMD_END_GROUP, &fz_identity, NULL, NULL, 0);
- fz_append_display_node(dev->user, node);
-}
-
-static int
-fz_list_begin_tile(fz_device *dev, const fz_rect *area, const fz_rect *view, float xstep, float ystep, const fz_matrix *ctm, int id)
-{
- /* We ignore id here, as we will pass on our own id */
- fz_display_node *node;
- node = fz_new_display_node(dev->ctx, FZ_CMD_BEGIN_TILE, ctm, NULL, NULL, 0);
- node->rect = *area;
- node->color[0] = xstep;
- node->color[1] = ystep;
- node->color[2] = view->x0;
- node->color[3] = view->y0;
- node->color[4] = view->x1;
- node->color[5] = view->y1;
- fz_append_display_node(dev->user, node);
- return 0;
-}
-
-static void
-fz_list_end_tile(fz_device *dev)
-{
- fz_display_node *node;
- node = fz_new_display_node(dev->ctx, FZ_CMD_END_TILE, &fz_identity, NULL, NULL, 0);
- fz_append_display_node(dev->user, node);
-}
-
-fz_device *
-fz_new_list_device(fz_context *ctx, fz_display_list *list)
-{
- fz_device *dev = fz_new_device(ctx, list);
-
- dev->begin_page = fz_list_begin_page;
- dev->end_page = fz_list_end_page;
-
- dev->fill_path = fz_list_fill_path;
- dev->stroke_path = fz_list_stroke_path;
- dev->clip_path = fz_list_clip_path;
- dev->clip_stroke_path = fz_list_clip_stroke_path;
-
- dev->fill_text = fz_list_fill_text;
- dev->stroke_text = fz_list_stroke_text;
- dev->clip_text = fz_list_clip_text;
- dev->clip_stroke_text = fz_list_clip_stroke_text;
- dev->ignore_text = fz_list_ignore_text;
-
- dev->fill_shade = fz_list_fill_shade;
- dev->fill_image = fz_list_fill_image;
- dev->fill_image_mask = fz_list_fill_image_mask;
- dev->clip_image_mask = fz_list_clip_image_mask;
-
- dev->pop_clip = fz_list_pop_clip;
-
- dev->begin_mask = fz_list_begin_mask;
- dev->end_mask = fz_list_end_mask;
- dev->begin_group = fz_list_begin_group;
- dev->end_group = fz_list_end_group;
-
- dev->begin_tile = fz_list_begin_tile;
- dev->end_tile = fz_list_end_tile;
-
- return dev;
-}
-
-static void
-fz_free_display_list(fz_context *ctx, fz_storable *list_)
-{
- fz_display_list *list = (fz_display_list *)list_;
- fz_display_node *node;
-
- if (list == NULL)
- return;
- node = list->first;
- while (node)
- {
- fz_display_node *next = node->next;
- fz_free_display_node(ctx, node);
- node = next;
- }
- fz_free(ctx, list);
-}
-
-fz_display_list *
-fz_new_display_list(fz_context *ctx)
-{
- fz_display_list *list = fz_malloc_struct(ctx, fz_display_list);
- FZ_INIT_STORABLE(list, 1, fz_free_display_list);
- list->first = NULL;
- list->last = NULL;
- list->len = 0;
- list->top = 0;
- list->tiled = 0;
- return list;
-}
-
-fz_display_list *
-fz_keep_display_list(fz_context *ctx, fz_display_list *list)
-{
- return (fz_display_list *)fz_keep_storable(ctx, &list->storable);
-}
-
-void
-fz_drop_display_list(fz_context *ctx, fz_display_list *list)
-{
- fz_drop_storable(ctx, &list->storable);
-}
-
-static fz_display_node *
-skip_to_end_tile(fz_display_node *node, int *progress)
-{
- fz_display_node *next;
- int depth = 1;
-
- /* Skip through until we find the matching end_tile. Note that
- * (somewhat nastily) we return the PREVIOUS node to this to help
- * the calling routine. */
- do
- {
- next = node->next;
- if (next == NULL)
- break;
- if (next->cmd == FZ_CMD_BEGIN_TILE)
- depth++;
- else if (next->cmd == FZ_CMD_END_TILE)
- {
- depth--;
- if (depth == 0)
- return node;
- }
- (*progress)++;
- node = next;
- }
- while (1);
-
- return NULL;
-}
-
-void
-fz_run_display_list(fz_display_list *list, fz_device *dev, const fz_matrix *top_ctm, const fz_rect *scissor, fz_cookie *cookie)
-{
- fz_display_node *node;
- fz_matrix ctm;
- int clipped = 0;
- int tiled = 0;
- int progress = 0;
- fz_context *ctx = dev->ctx;
-
- if (!scissor)
- scissor = &fz_infinite_rect;
-
- if (cookie)
- {
- cookie->progress_max = list->len;
- cookie->progress = 0;
- }
-
- for (node = list->first; node; node = node->next)
- {
- int empty;
-
- fz_rect node_rect = node->rect;
- fz_transform_rect(&node_rect, top_ctm);
-
- /* Check the cookie for aborting */
- if (cookie)
- {
- if (cookie->abort)
- break;
- cookie->progress = progress++;
- }
-
- /* cull objects to draw using a quick visibility test */
-
- if (tiled ||
- node->cmd == FZ_CMD_BEGIN_TILE || node->cmd == FZ_CMD_END_TILE ||
- node->cmd == FZ_CMD_BEGIN_PAGE || node->cmd == FZ_CMD_END_PAGE)
- {
- empty = 0;
- }
- else
- {
- fz_rect rect = node_rect;
- fz_intersect_rect(&rect, scissor);
- empty = fz_is_empty_rect(&rect);
- }
-
- if (clipped || empty)
- {
- switch (node->cmd)
- {
- case FZ_CMD_CLIP_PATH:
- case FZ_CMD_CLIP_STROKE_PATH:
- case FZ_CMD_CLIP_STROKE_TEXT:
- case FZ_CMD_CLIP_IMAGE_MASK:
- case FZ_CMD_BEGIN_MASK:
- case FZ_CMD_BEGIN_GROUP:
- clipped++;
- continue;
- case FZ_CMD_CLIP_TEXT:
- /* Accumulated text has no extra pops */
- if (node->flag != 2)
- clipped++;
- continue;
- case FZ_CMD_POP_CLIP:
- case FZ_CMD_END_GROUP:
- if (!clipped)
- goto visible;
- clipped--;
- continue;
- case FZ_CMD_END_MASK:
- if (!clipped)
- goto visible;
- continue;
- default:
- continue;
- }
- }
-
-visible:
- fz_concat(&ctm, &node->ctm, top_ctm);
-
-
- fz_try(ctx)
- {
- switch (node->cmd)
- {
- case FZ_CMD_BEGIN_PAGE:
- fz_begin_page(dev, &node_rect, &ctm);
- break;
- case FZ_CMD_END_PAGE:
- fz_end_page(dev);
- break;
- case FZ_CMD_FILL_PATH:
- fz_fill_path(dev, node->item.path, node->flag, &ctm,
- node->colorspace, node->color, node->alpha);
- break;
- case FZ_CMD_STROKE_PATH:
- fz_stroke_path(dev, node->item.path, node->stroke, &ctm,
- node->colorspace, node->color, node->alpha);
- break;
- case FZ_CMD_CLIP_PATH:
- fz_clip_path(dev, node->item.path, &node_rect, node->flag, &ctm);
- break;
- case FZ_CMD_CLIP_STROKE_PATH:
- fz_clip_stroke_path(dev, node->item.path, &node_rect, node->stroke, &ctm);
- break;
- case FZ_CMD_FILL_TEXT:
- fz_fill_text(dev, node->item.text, &ctm,
- node->colorspace, node->color, node->alpha);
- break;
- case FZ_CMD_STROKE_TEXT:
- fz_stroke_text(dev, node->item.text, node->stroke, &ctm,
- node->colorspace, node->color, node->alpha);
- break;
- case FZ_CMD_CLIP_TEXT:
- fz_clip_text(dev, node->item.text, &ctm, node->flag);
- break;
- case FZ_CMD_CLIP_STROKE_TEXT:
- fz_clip_stroke_text(dev, node->item.text, node->stroke, &ctm);
- break;
- case FZ_CMD_IGNORE_TEXT:
- fz_ignore_text(dev, node->item.text, &ctm);
- break;
- case FZ_CMD_FILL_SHADE:
- if ((dev->hints & FZ_IGNORE_SHADE) == 0)
- fz_fill_shade(dev, node->item.shade, &ctm, node->alpha);
- break;
- case FZ_CMD_FILL_IMAGE:
- if ((dev->hints & FZ_IGNORE_IMAGE) == 0)
- fz_fill_image(dev, node->item.image, &ctm, node->alpha);
- break;
- case FZ_CMD_FILL_IMAGE_MASK:
- if ((dev->hints & FZ_IGNORE_IMAGE) == 0)
- fz_fill_image_mask(dev, node->item.image, &ctm,
- node->colorspace, node->color, node->alpha);
- break;
- case FZ_CMD_CLIP_IMAGE_MASK:
- if ((dev->hints & FZ_IGNORE_IMAGE) == 0)
- fz_clip_image_mask(dev, node->item.image, &node_rect, &ctm);
- break;
- case FZ_CMD_POP_CLIP:
- fz_pop_clip(dev);
- break;
- case FZ_CMD_BEGIN_MASK:
- fz_begin_mask(dev, &node_rect, node->flag, node->colorspace, node->color);
- break;
- case FZ_CMD_END_MASK:
- fz_end_mask(dev);
- break;
- case FZ_CMD_BEGIN_GROUP:
- fz_begin_group(dev, &node_rect,
- (node->flag & ISOLATED) != 0, (node->flag & KNOCKOUT) != 0,
- node->item.blendmode, node->alpha);
- break;
- case FZ_CMD_END_GROUP:
- fz_end_group(dev);
- break;
- case FZ_CMD_BEGIN_TILE:
- {
- int cached;
- fz_rect tile_rect;
- tiled++;
- tile_rect.x0 = node->color[2];
- tile_rect.y0 = node->color[3];
- tile_rect.x1 = node->color[4];
- tile_rect.y1 = node->color[5];
- cached = fz_begin_tile_id(dev, &node->rect, &tile_rect, node->color[0], node->color[1], &ctm, node->flag);
- if (cached)
- node = skip_to_end_tile(node, &progress);
- break;
- }
- case FZ_CMD_END_TILE:
- tiled--;
- fz_end_tile(dev);
- break;
- }
- }
- fz_catch(ctx)
- {
- /* Swallow the error */
- if (cookie)
- cookie->errors++;
- fz_warn(ctx, "Ignoring error during interpretation");
- }
- }
-}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-05 18:18:25 +0000