static void drawbmp(fz_context *ctx, fz_document *doc, fz_page *page, fz_display_list *list, int pagenum)
{
float zoom;
fz_matrix ctm;
fz_bbox bbox;
fz_rect bounds, bounds2;
int w, h;
fz_device *dev;
HDC dc, dc_main;
RECT rc;
HBRUSH bg_brush;
HBITMAP hbmp;
BITMAPINFO bmi = { 0 };
int bmp_data_len;
char *bmp_data;
bounds = fz_bound_page(doc, page);
zoom = resolution / 72;
ctm = fz_scale(zoom, zoom);
ctm = fz_concat(ctm, fz_rotate(rotation));
bounds2 = fz_transform_rect(ctm, bounds);
w = width;
h = height;
if (res_specified)
{
bbox = fz_round_rect(bounds2);
if (w && bbox.x1 - bbox.x0 <= w)
w = 0;
if (h && bbox.y1 - bbox.y0 <= h)
h = 0;
}
if (w || h)
{
float scalex = w / (bounds2.x1 - bounds2.x0);
float scaley = h / (bounds2.y1 - bounds2.y0);
if (w == 0)
scalex = fit ? 1.0f : scaley;
if (h == 0)
scaley = fit ? 1.0f : scalex;
if (!fit)
scalex = scaley = min(scalex, scaley);
ctm = fz_concat(ctm, fz_scale(scalex, scaley));
bounds2 = fz_transform_rect(ctm, bounds);
}
bbox = fz_round_rect(bounds2);
w = bbox.x1 - bbox.x0;
h = bbox.y1 - bbox.y0;
dc_main = GetDC(NULL);
dc = CreateCompatibleDC(dc_main);
hbmp = CreateCompatibleBitmap(dc_main, w, h);
DeleteObject(SelectObject(dc, hbmp));
SetRect(&rc, 0, 0, w, h);
bg_brush = CreateSolidBrush(RGB(0xFF,0xFF,0xFF));
FillRect(dc, &rc, bg_brush);
DeleteObject(bg_brush);
dev = fz_new_gdiplus_device(ctx, dc, bbox);
if (list)
fz_run_display_list(list, dev, ctm, bbox, NULL);
else
fz_run_page(doc, page, dev, ctm, NULL);
fz_free_device(dev);
bmi.bmiHeader.biSize = sizeof(bmi.bmiHeader);
bmi.bmiHeader.biWidth = w;
bmi.bmiHeader.biHeight = h;
bmi.bmiHeader.biPlanes = 1;
bmi.bmiHeader.biBitCount = 24;
bmi.bmiHeader.biCompression = BI_RGB;
bmp_data_len = ((w * 3 + 3) / 4) * 4 * h;
bmp_data = fz_malloc(ctx, bmp_data_len + 1);
if (!GetDIBits(dc, hbmp, 0, h, bmp_data, &bmi, DIB_RGB_COLORS))
fz_throw(ctx, "cannot draw page %d in PDF file '%s'", pagenum, filename);
DeleteDC(dc);
ReleaseDC(NULL, dc_main);
DeleteObject(hbmp);
if (output)
{
char buf[512];
FILE *f;
sprintf(buf, output, pagenum);
f = fopen(buf, "wb");
if (!f)
fz_throw(ctx, "could not create raster file '%s'", buf);
if (strstr(output, ".bmp"))
{
BITMAPFILEHEADER bmpfh = { 0 };
static const int one = 1;
if (!*(char *)&one)
fz_throw(ctx, "rendering to BMP is not supported on big-endian architectures");
bmpfh.bfType = MAKEWORD('B', 'M');
bmpfh.bfOffBits = sizeof(bmpfh) + sizeof(bmi);
bmpfh.bfSize = bmpfh.bfOffBits + bmp_data_len;
fwrite(&bmpfh, sizeof(bmpfh), 1, f);
fwrite(&bmi, sizeof(bmi), 1, f);
fwrite(bmp_data, 1, bmp_data_len, f);
}
else
{
unsigned short width = w, height = h, k;
fwrite("\0\0\x0A\0\0\0\0\0\0\0\0\0", 1, 12, f);
putc(width & 0xFF, f); putc((width >> 8) & 0xFF, f);
putc(height & 0xFF, f); putc((height >> 8) & 0xFF, f);
fwrite("\x18\0", 1, 2, f);
for (k = 0; k < height; k++)
{
int i, j;
char *line = bmp_data + bmp_data_len / h * k;
for (i = 0, j = 1; i < width; i += j, j = 1)
{
#define memeq3(a, b) (*(WORD *)(a) == *(WORD *)(b) && (a)[2] == (b)[2])
for (; i + j < width && j < 128 && memeq3(line + i * 3, line + (i + j) * 3); j++);
if (j > 1)
{
putc(j - 1 + 128, f);
fwrite(line + i * 3, 1, 3, f);
}
else
{
for (; i + j < width && j < 128 && !memeq3(line + (i + j - 1) * 3, line + (i + j) * 3) != 0; j++);
putc(j - 1, f);
fwrite(line + i * 3, 1, j * 3, f);
}
#undef memeq3
}
}
fwrite("\0\0\0\0\0\0\0\0TRUEVISION-XFILE.\0", 1, 26, f);
}
fclose(f);
}
if (showmd5)
{
fz_pixmap *pix = fz_new_pixmap_with_data(ctx, fz_device_rgb, bmp_data_len / 4 / h, h, bmp_data);
unsigned char digest[16];
int i;
fz_md5_pixmap(pix, digest);
printf(" ");
for (i = 0; i < 16; i++)
printf("%02x", digest[i]);
fz_drop_pixmap(ctx, pix);
}
fz_free(ctx, bmp_data);
}
JNIEXPORT jboolean JNICALL
Java_com_artifex_mupdf_MuPDFCore_drawPage(JNIEnv *env, jobject thiz, jobject bitmap,
int pageW, int pageH, int patchX, int patchY, int patchW, int patchH)
{
AndroidBitmapInfo info;
void *pixels;
int ret;
fz_device *dev = NULL;
float zoom;
fz_matrix ctm;
fz_bbox bbox;
fz_pixmap *pix = NULL;
float xscale, yscale;
fz_bbox rect;
page_cache *pc = &pages[current];
int hq = (patchW < pageW || patchH < pageH);
if (pc->page == NULL)
return 0;
fz_var(pix);
fz_var(dev);
LOGI("In native method\n");
if ((ret = AndroidBitmap_getInfo(env, bitmap, &info)) < 0) {
LOGE("AndroidBitmap_getInfo() failed ! error=%d", ret);
return 0;
}
LOGI("Checking format\n");
if (info.format != ANDROID_BITMAP_FORMAT_RGBA_8888) {
LOGE("Bitmap format is not RGBA_8888 !");
return 0;
}
LOGI("locking pixels\n");
if ((ret = AndroidBitmap_lockPixels(env, bitmap, &pixels)) < 0) {
LOGE("AndroidBitmap_lockPixels() failed ! error=%d", ret);
return 0;
}
/* Call mupdf to render display list to screen */
LOGE("Rendering page(%d)=%dx%d patch=[%d,%d,%d,%d]",
pc->number, pageW, pageH, patchX, patchY, patchW, patchH);
fz_try(ctx)
{
fz_interactive *idoc = fz_interact(doc);
// Call fz_update_page now to ensure future calls yield the
// changes from the current state
fz_update_page(idoc, pc->page);
if (hq) {
// This is a rendering of the hq patch. Ensure there's a second copy of the
// page for use when updating this patch
if (pc->hq_page) {
if (idoc)
fz_update_page(idoc, pc->hq_page);
} else {
// There is only ever one hq patch, so we need
// cache only one page object for the sake of hq
clear_hq_pages();
pc->hq_page = fz_load_page(doc, pc->number);
}
}
if (pc->page_list == NULL)
{
/* Render to list */
pc->page_list = fz_new_display_list(ctx);
dev = fz_new_list_device(ctx, pc->page_list);
fz_run_page_contents(doc, pc->page, dev, fz_identity, NULL);
}
if (pc->annot_list == NULL)
{
fz_annot *annot;
if (dev)
{
fz_free_device(dev);
dev = NULL;
}
pc->annot_list = fz_new_display_list(ctx);
dev = fz_new_list_device(ctx, pc->annot_list);
for (annot = fz_first_annot(doc, pc->page); annot; annot = fz_next_annot(doc, annot))
fz_run_annot(doc, pc->page, annot, dev, fz_identity, NULL);
}
rect.x0 = patchX;
rect.y0 = patchY;
rect.x1 = patchX + patchW;
rect.y1 = patchY + patchH;
pix = fz_new_pixmap_with_bbox_and_data(ctx, colorspace, rect, pixels);
if (pc->page_list == NULL && pc->annot_list == NULL)
{
fz_clear_pixmap_with_value(ctx, pix, 0xd0);
break;
}
fz_clear_pixmap_with_value(ctx, pix, 0xff);
zoom = resolution / 72;
ctm = fz_scale(zoom, zoom);
bbox = fz_round_rect(fz_transform_rect(ctm, pc->media_box));
/* Now, adjust ctm so that it would give the correct page width
* heights. */
xscale = (float)pageW/(float)(bbox.x1-bbox.x0);
yscale = (float)pageH/(float)(bbox.y1-bbox.y0);
ctm = fz_concat(ctm, fz_scale(xscale, yscale));
bbox = fz_round_rect(fz_transform_rect(ctm, pc->media_box));
dev = fz_new_draw_device(ctx, pix);
#ifdef TIME_DISPLAY_LIST
{
clock_t time;
int i;
LOGE("Executing display list");
time = clock();
for (i=0; i<100;i++) {
#endif
if (pc->page_list)
fz_run_display_list(pc->page_list, dev, ctm, bbox, NULL);
if (pc->annot_list)
fz_run_display_list(pc->annot_list, dev, ctm, bbox, NULL);
#ifdef TIME_DISPLAY_LIST
}
time = clock() - time;
LOGE("100 renders in %d (%d per sec)", time, CLOCKS_PER_SEC);
}
#endif
fz_free_device(dev);
dev = NULL;
fz_drop_pixmap(ctx, pix);
LOGE("Rendered");
}
fz_catch(ctx)
{
fz_free_device(dev);
LOGE("Render failed");
}
AndroidBitmap_unlockPixels(env, bitmap);
return 1;
}
static void drawpage(fz_context *ctx, fz_document *doc, int pagenum)
{
fz_page *page;
fz_display_list *list = NULL;
fz_device *dev = NULL;
int start;
fz_var(list);
fz_var(dev);
if (showtime)
{
start = gettime();
}
fz_try(ctx)
{
page = fz_load_page(doc, pagenum - 1);
}
fz_catch(ctx)
{
fz_throw(ctx, "cannot load page %d in file '%s'", pagenum, filename);
}
if (uselist)
{
fz_try(ctx)
{
list = fz_new_display_list(ctx);
dev = fz_new_list_device(ctx, list);
fz_run_page(doc, page, dev, fz_identity, NULL);
}
fz_catch(ctx)
{
fz_free_device(dev);
fz_free_display_list(ctx, list);
fz_free_page(doc, page);
fz_throw(ctx, "cannot draw page %d in file '%s'", pagenum, filename);
}
fz_free_device(dev);
dev = NULL;
}
if (showxml)
{
fz_try(ctx)
{
dev = fz_new_trace_device(ctx);
printf("<page number=\"%d\">\n", pagenum);
if (list)
fz_run_display_list(list, dev, fz_identity, fz_infinite_bbox, NULL);
else
fz_run_page(doc, page, dev, fz_identity, NULL);
printf("</page>\n");
}
fz_catch(ctx)
{
fz_free_device(dev);
fz_free_display_list(ctx, list);
fz_free_page(doc, page);
fz_rethrow(ctx);
}
fz_free_device(dev);
dev = NULL;
}
if (showtext)
{
fz_text_page *text = NULL;
fz_var(text);
fz_try(ctx)
{
text = fz_new_text_page(ctx, fz_bound_page(doc, page));
dev = fz_new_text_device(ctx, sheet, text);
if (list)
fz_run_display_list(list, dev, fz_identity, fz_infinite_bbox, NULL);
else
fz_run_page(doc, page, dev, fz_identity, NULL);
fz_free_device(dev);
dev = NULL;
if (showtext == TEXT_XML)
{
fz_print_text_page_xml(ctx, stdout, text);
}
else if (showtext == TEXT_HTML)
{
fz_print_text_page_html(ctx, stdout, text);
}
else if (showtext == TEXT_PLAIN)
{
fz_print_text_page(ctx, stdout, text);
printf("\f\n");
}
}
fz_catch(ctx)
{
fz_free_device(dev);
fz_free_text_page(ctx, text);
fz_free_display_list(ctx, list);
fz_free_page(doc, page);
fz_rethrow(ctx);
}
fz_free_text_page(ctx, text);
}
if (showmd5 || showtime)
printf("page %s %d", filename, pagenum);
if (output || showmd5 || showtime)
{
float zoom;
fz_matrix ctm;
fz_rect bounds, bounds2;
fz_bbox bbox;
fz_pixmap *pix = NULL;
int w, h;
fz_var(pix);
bounds = fz_bound_page(doc, page);
zoom = resolution / 72;
ctm = fz_scale(zoom, zoom);
ctm = fz_concat(ctm, fz_rotate(rotation));
bounds2 = fz_transform_rect(ctm, bounds);
bbox = fz_round_rect(bounds2);
/* Make local copies of our width/height */
w = width;
h = height;
/* If a resolution is specified, check to see whether w/h are
* exceeded; if not, unset them. */
if (res_specified)
{
int t;
t = bbox.x1 - bbox.x0;
if (w && t <= w)
w = 0;
t = bbox.y1 - bbox.y0;
if (h && t <= h)
h = 0;
}
/* Now w or h will be 0 unless then need to be enforced. */
if (w || h)
{
float scalex = w/(bounds2.x1-bounds2.x0);
float scaley = h/(bounds2.y1-bounds2.y0);
if (fit)
{
if (w == 0)
scalex = 1.0f;
if (h == 0)
scaley = 1.0f;
}
else
{
if (w == 0)
scalex = scaley;
if (h == 0)
scaley = scalex;
}
if (!fit)
{
if (scalex > scaley)
scalex = scaley;
else
scaley = scalex;
}
ctm = fz_concat(ctm, fz_scale(scalex, scaley));
bounds2 = fz_transform_rect(ctm, bounds);
}
bbox = fz_round_rect(bounds2);
/* TODO: banded rendering and multi-page ppm */
fz_try(ctx)
{
pix = fz_new_pixmap_with_bbox(ctx, colorspace, bbox);
if (savealpha)
fz_clear_pixmap(ctx, pix);
else
fz_clear_pixmap_with_value(ctx, pix, 255);
dev = fz_new_draw_device(ctx, pix);
if (list)
fz_run_display_list(list, dev, ctm, bbox, NULL);
else
fz_run_page(doc, page, dev, ctm, NULL);
fz_free_device(dev);
dev = NULL;
if (invert)
fz_invert_pixmap(ctx, pix);
if (gamma_value != 1)
fz_gamma_pixmap(ctx, pix, gamma_value);
if (savealpha)
fz_unmultiply_pixmap(ctx, pix);
if (output)
{
char buf[512];
sprintf(buf, output, pagenum);
if (strstr(output, ".pgm") || strstr(output, ".ppm") || strstr(output, ".pnm"))
fz_write_pnm(ctx, pix, buf);
else if (strstr(output, ".pam"))
fz_write_pam(ctx, pix, buf, savealpha);
else if (strstr(output, ".png"))
fz_write_png(ctx, pix, buf, savealpha);
else if (strstr(output, ".pbm")) {
fz_bitmap *bit = fz_halftone_pixmap(ctx, pix, NULL);
fz_write_pbm(ctx, bit, buf);
fz_drop_bitmap(ctx, bit);
}
}
if (showmd5)
{
unsigned char digest[16];
int i;
fz_md5_pixmap(pix, digest);
printf(" ");
for (i = 0; i < 16; i++)
printf("%02x", digest[i]);
}
fz_drop_pixmap(ctx, pix);
}
fz_catch(ctx)
{
fz_free_device(dev);
fz_drop_pixmap(ctx, pix);
fz_free_display_list(ctx, list);
fz_free_page(doc, page);
fz_rethrow(ctx);
}
}
pdf_page *
pdf_create_page(pdf_document *doc, fz_rect mediabox, int res, int rotate)
{
pdf_page *page = NULL;
pdf_obj *pageobj, *obj;
float userunit = 1;
fz_context *ctx = doc->ctx;
fz_matrix ctm, tmp;
fz_rect realbox;
page = fz_malloc_struct(ctx, pdf_page);
obj = NULL;
fz_var(obj);
fz_try(ctx)
{
page->resources = NULL;
page->contents = NULL;
page->transparency = 0;
page->links = NULL;
page->annots = NULL;
page->me = pageobj = pdf_new_dict(doc, 4);
pdf_dict_puts_drop(pageobj, "Type", pdf_new_name(doc, "Page"));
page->mediabox.x0 = fz_min(mediabox.x0, mediabox.x1) * userunit;
page->mediabox.y0 = fz_min(mediabox.y0, mediabox.y1) * userunit;
page->mediabox.x1 = fz_max(mediabox.x0, mediabox.x1) * userunit;
page->mediabox.y1 = fz_max(mediabox.y0, mediabox.y1) * userunit;
pdf_dict_puts_drop(pageobj, "MediaBox", pdf_new_rect(doc, &page->mediabox));
/* Snap page->rotate to 0, 90, 180 or 270 */
if (page->rotate < 0)
page->rotate = 360 - ((-page->rotate) % 360);
if (page->rotate >= 360)
page->rotate = page->rotate % 360;
page->rotate = 90*((page->rotate + 45)/90);
if (page->rotate > 360)
page->rotate = 0;
pdf_dict_puts_drop(pageobj, "Rotate", pdf_new_int(doc, page->rotate));
fz_pre_rotate(fz_scale(&ctm, 1, -1), -page->rotate);
realbox = page->mediabox;
fz_transform_rect(&realbox, &ctm);
fz_pre_scale(fz_translate(&tmp, -realbox.x0, -realbox.y0), userunit, userunit);
fz_concat(&ctm, &ctm, &tmp);
page->ctm = ctm;
obj = pdf_new_dict(doc, 4);
page->contents = pdf_new_ref(doc, obj);
pdf_drop_obj(obj);
obj = NULL;
pdf_dict_puts(pageobj, "Contents", page->contents);
}
fz_catch(ctx)
{
pdf_drop_obj(page->me);
pdf_drop_obj(obj);
fz_free(ctx, page);
fz_rethrow_message(ctx, "Failed to create page");
}
return page;
}
/* Coordinate transformations */
fz_matrix
svg_parse_transform(fz_context *ctx, svg_document *doc, const char *str, fz_matrix transform)
{
char keyword[20];
int keywordlen;
float args[6];
int nargs;
nargs = 0;
keywordlen = 0;
while (*str)
{
while (svg_is_whitespace_or_comma(*str))
str ++;
if (*str == 0)
break;
/*
* Parse keyword and opening parenthesis.
*/
keywordlen = 0;
while (svg_is_alpha(*str) && keywordlen < sizeof(keyword) - 1)
keyword[keywordlen++] = *str++;
keyword[keywordlen] = 0;
if (keywordlen == 0)
fz_throw(ctx, FZ_ERROR_SYNTAX, "expected keyword in transform attribute");
while (svg_is_whitespace(*str))
str ++;
if (*str != '(')
fz_throw(ctx, FZ_ERROR_SYNTAX, "expected opening parenthesis in transform attribute");
str ++;
/*
* Parse list of numbers until closing parenthesis
*/
nargs = 0;
while (*str && *str != ')' && nargs < 6)
{
while (svg_is_whitespace_or_comma(*str))
str ++;
if (svg_is_digit(*str))
str = svg_lex_number(&args[nargs++], str);
}
if (*str != ')')
fz_throw(ctx, FZ_ERROR_SYNTAX, "expected closing parenthesis in transform attribute");
str ++;
/*
* Execute the transform.
*/
if (!strcmp(keyword, "matrix"))
{
fz_matrix m;
if (nargs != 6)
fz_throw(ctx, FZ_ERROR_SYNTAX, "wrong number of arguments to matrix(): %d", nargs);
m.a = args[0];
m.b = args[1];
m.c = args[2];
m.d = args[3];
m.e = args[4];
m.f = args[5];
transform = fz_concat(transform, m);
}
else if (!strcmp(keyword, "translate"))
{
if (nargs != 2)
fz_throw(ctx, FZ_ERROR_SYNTAX, "wrong number of arguments to translate(): %d", nargs);
transform = fz_pre_translate(transform, args[0], args[1]);
}
else if (!strcmp(keyword, "scale"))
{
if (nargs == 1)
transform = fz_pre_scale(transform, args[0], args[0]);
else if (nargs == 2)
transform = fz_pre_scale(transform, args[0], args[1]);
else
fz_throw(ctx, FZ_ERROR_SYNTAX, "wrong number of arguments to scale(): %d", nargs);
}
else if (!strcmp(keyword, "rotate"))
{
if (nargs != 1)
fz_throw(ctx, FZ_ERROR_SYNTAX, "wrong number of arguments to rotate(): %d", nargs);
transform = fz_pre_rotate(transform, args[0]);
}
else if (!strcmp(keyword, "skewX"))
{
fz_matrix m;
if (nargs != 1)
fz_throw(ctx, FZ_ERROR_SYNTAX, "wrong number of arguments to skewX(): %d", nargs);
m.a = 1;
m.b = 0;
m.c = tanf(args[0] * FZ_DEGREE);
m.d = 1;
m.e = 0;
m.f = 0;
transform = fz_concat(transform, m);
}
else if (!strcmp(keyword, "skewY"))
{
fz_matrix m;
if (nargs != 1)
fz_throw(ctx, FZ_ERROR_SYNTAX, "wrong number of arguments to skewY(): %d", nargs);
m.a = 1;
m.b = tanf(args[0] * FZ_DEGREE);
m.c = 0;
m.d = 1;
m.e = 0;
m.f = 0;
transform = fz_concat(transform, m);
}
else
{
fz_throw(ctx, FZ_ERROR_SYNTAX, "unknown transform function: %s", keyword);
}
}
return transform;
}
void
xps_parse_tiling_brush(xps_document *doc, const fz_matrix *ctm, const fz_rect *area,
char *base_uri, xps_resource *dict, fz_xml *root,
void (*func)(xps_document*, const fz_matrix*, const fz_rect*, char*, xps_resource*, fz_xml*, void*), void *user)
{
fz_xml *node;
struct closure c;
char *opacity_att;
char *transform_att;
char *viewbox_att;
char *viewport_att;
char *tile_mode_att;
fz_xml *transform_tag = NULL;
fz_matrix transform;
fz_rect viewbox;
fz_rect viewport;
float xstep, ystep;
float xscale, yscale;
int tile_mode;
opacity_att = fz_xml_att(root, "Opacity");
transform_att = fz_xml_att(root, "Transform");
viewbox_att = fz_xml_att(root, "Viewbox");
viewport_att = fz_xml_att(root, "Viewport");
tile_mode_att = fz_xml_att(root, "TileMode");
c.base_uri = base_uri;
c.dict = dict;
c.root = root;
c.user = user;
c.func = func;
for (node = fz_xml_down(root); node; node = fz_xml_next(node))
{
if (!strcmp(fz_xml_tag(node), "ImageBrush.Transform"))
transform_tag = fz_xml_down(node);
if (!strcmp(fz_xml_tag(node), "VisualBrush.Transform"))
transform_tag = fz_xml_down(node);
}
xps_resolve_resource_reference(doc, dict, &transform_att, &transform_tag, NULL);
transform = fz_identity;
if (transform_att)
xps_parse_render_transform(doc, transform_att, &transform);
if (transform_tag)
xps_parse_matrix_transform(doc, transform_tag, &transform);
fz_concat(&transform, &transform, ctm);
viewbox = fz_unit_rect;
if (viewbox_att)
xps_parse_rectangle(doc, viewbox_att, &viewbox);
viewport = fz_unit_rect;
if (viewport_att)
xps_parse_rectangle(doc, viewport_att, &viewport);
if (fabsf(viewport.x1 - viewport.x0) < 0.01f || fabsf(viewport.y1 - viewport.y0) < 0.01f)
fz_warn(doc->ctx, "not drawing tile for viewport size %.4f x %.4f", viewport.x1 - viewport.x0, viewport.y1 - viewport.y0);
else if (fabsf(viewbox.x1 - viewbox.x0) < 0.01f || fabsf(viewbox.y1 - viewbox.y0) < 0.01f)
fz_warn(doc->ctx, "not drawing tile for viewbox size %.4f x %.4f", viewbox.x1 - viewbox.x0, viewbox.y1 - viewbox.y0);
/* some sanity checks on the viewport/viewbox size */
if (fabsf(viewport.x1 - viewport.x0) < 0.01f) return;
if (fabsf(viewport.y1 - viewport.y0) < 0.01f) return;
if (fabsf(viewbox.x1 - viewbox.x0) < 0.01f) return;
if (fabsf(viewbox.y1 - viewbox.y0) < 0.01f) return;
xstep = viewbox.x1 - viewbox.x0;
ystep = viewbox.y1 - viewbox.y0;
xscale = (viewport.x1 - viewport.x0) / xstep;
yscale = (viewport.y1 - viewport.y0) / ystep;
tile_mode = TILE_NONE;
if (tile_mode_att)
{
if (!strcmp(tile_mode_att, "None"))
tile_mode = TILE_NONE;
if (!strcmp(tile_mode_att, "Tile"))
tile_mode = TILE_TILE;
if (!strcmp(tile_mode_att, "FlipX"))
tile_mode = TILE_FLIP_X;
if (!strcmp(tile_mode_att, "FlipY"))
tile_mode = TILE_FLIP_Y;
if (!strcmp(tile_mode_att, "FlipXY"))
tile_mode = TILE_FLIP_X_Y;
}
if (tile_mode == TILE_FLIP_X || tile_mode == TILE_FLIP_X_Y)
xstep *= 2;
if (tile_mode == TILE_FLIP_Y || tile_mode == TILE_FLIP_X_Y)
ystep *= 2;
xps_begin_opacity(doc, &transform, area, base_uri, dict, opacity_att, NULL);
fz_pre_translate(&transform, viewport.x0, viewport.y0);
fz_pre_scale(&transform, xscale, yscale);
fz_pre_translate(&transform, -viewbox.x0, -viewbox.y0);
if (tile_mode != TILE_NONE)
{
int x0, y0, x1, y1;
fz_matrix invctm;
fz_rect local_area = *area;
area = fz_transform_rect(&local_area, fz_invert_matrix(&invctm, &transform));
/* SumatraPDF: make sure that the intended area is covered */
{
fz_point tl;
fz_irect bbox;
fz_rect bigview = viewbox;
bigview.x1 = bigview.x0 + xstep;
bigview.y1 = bigview.y0 + ystep;
fz_irect_from_rect(&bbox, fz_transform_rect(&bigview, &transform));
tl.x = bbox.x0;
tl.y = bbox.y0;
fz_transform_point(&tl, &invctm);
local_area.x0 -= fz_max(tl.x, 0); local_area.x1 += xstep - fz_max(tl.x, 0);
local_area.y0 -= fz_max(tl.y, 0); local_area.y1 += ystep - fz_max(tl.y, 0);
}
x0 = floorf(local_area.x0 / xstep);
y0 = floorf(local_area.y0 / ystep);
x1 = ceilf(local_area.x1 / xstep);
y1 = ceilf(local_area.y1 / ystep);
#ifdef TILE
/* cf. http://code.google.com/p/sumatrapdf/issues/detail?id=2248 */
if ((local_area.x1 - local_area.x0) / xstep > 1 || (local_area.y1 - local_area.y0) / ystep > 1)
#else
if (0)
#endif
{
fz_rect bigview = viewbox;
bigview.x1 = bigview.x0 + xstep;
bigview.y1 = bigview.y0 + ystep;
fz_begin_tile(doc->dev, &local_area, &bigview, xstep, ystep, &transform);
xps_paint_tiling_brush(doc, &transform, &viewbox, tile_mode, &c);
fz_end_tile(doc->dev);
}
else
{
int x, y;
for (y = y0; y < y1; y++)
{
for (x = x0; x < x1; x++)
{
fz_matrix ttm = transform;
fz_pre_translate(&ttm, xstep * x, ystep * y);
xps_paint_tiling_brush(doc, &ttm, &viewbox, tile_mode, &c);
}
}
}
}
else
{
xps_paint_tiling_brush(doc, &transform, &viewbox, tile_mode, &c);
}
xps_end_opacity(doc, base_uri, dict, opacity_att, NULL);
}
void
fz_run_display_list(fz_display_list *list, fz_device *dev, fz_matrix top_ctm, fz_bbox scissor, fz_cookie *cookie)
{
fz_display_node *node;
fz_matrix ctm;
fz_rect rect;
fz_bbox bbox;
int clipped = 0;
int tiled = 0;
int empty;
int progress = 0;
fz_context *ctx = dev->ctx;
if (cookie)
{
cookie->progress_max = list->len;
cookie->progress = 0;
}
for (node = list->first; node; node = node->next)
{
/* 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)
{
empty = 0;
}
else
{
bbox = fz_bbox_covering_rect(fz_transform_rect(top_ctm, node->rect));
bbox = fz_intersect_bbox(bbox, scissor);
empty = fz_is_empty_bbox(bbox);
}
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:
ctm = fz_concat(node->ctm, top_ctm);
fz_try(ctx)
{
switch (node->cmd)
{
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_rect trect = fz_transform_rect(top_ctm, node->rect);
fz_clip_path(dev, node->item.path, &trect, node->flag, ctm);
break;
}
case FZ_CMD_CLIP_STROKE_PATH:
{
fz_rect trect = fz_transform_rect(top_ctm, node->rect);
fz_clip_stroke_path(dev, node->item.path, &trect, 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:
fz_fill_shade(dev, node->item.shade, ctm, node->alpha);
break;
case FZ_CMD_FILL_IMAGE:
fz_fill_image(dev, node->item.image, ctm, node->alpha);
break;
case FZ_CMD_FILL_IMAGE_MASK:
fz_fill_image_mask(dev, node->item.image, ctm,
node->colorspace, node->color, node->alpha);
break;
case FZ_CMD_CLIP_IMAGE_MASK:
{
fz_rect trect = fz_transform_rect(top_ctm, node->rect);
fz_clip_image_mask(dev, node->item.image, &trect, ctm);
break;
}
case FZ_CMD_POP_CLIP:
fz_pop_clip(dev);
break;
case FZ_CMD_BEGIN_MASK:
rect = fz_transform_rect(top_ctm, node->rect);
fz_begin_mask(dev, rect, node->flag, node->colorspace, node->color);
break;
case FZ_CMD_END_MASK:
fz_end_mask(dev);
break;
case FZ_CMD_BEGIN_GROUP:
rect = fz_transform_rect(top_ctm, node->rect);
fz_begin_group(dev, 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:
tiled++;
rect.x0 = node->color[2];
rect.y0 = node->color[3];
rect.x1 = node->color[4];
rect.y1 = node->color[5];
fz_begin_tile(dev, node->rect, rect,
node->color[0], node->color[1], ctm);
break;
case FZ_CMD_END_TILE:
tiled--;
fz_end_tile(dev);
break;
/* SumatraPDF: support transfer functions */
case FZ_CMD_APPLY_TRANSFER_FUNCTION:
fz_apply_transfer_function(dev, node->item.tr, node->flag);
break;
}
}
fz_catch(ctx)
{
/* Swallow the error */
if (cookie)
cookie->errors++;
fz_warn(ctx, "Ignoring error during interpretation");
}
}
}
void
pdf_showpattern(pdf_csi *csi, pdf_pattern *pat, fz_rect bbox, int what)
{
pdf_gstate *gstate;
fz_matrix ptm, invptm;
fz_matrix oldtopctm;
fz_error error;
int x, y, x0, y0, x1, y1;
int oldtop;
pdf_gsave(csi);
gstate = csi->gstate + csi->gtop;
if (pat->ismask)
{
pdf_unsetpattern(csi, PDF_MFILL);
pdf_unsetpattern(csi, PDF_MSTROKE);
if (what == PDF_MFILL)
{
pdf_dropmaterial(&gstate->stroke);
pdf_keepmaterial(&gstate->fill);
gstate->stroke = gstate->fill;
}
if (what == PDF_MSTROKE)
{
pdf_dropmaterial(&gstate->fill);
pdf_keepmaterial(&gstate->stroke);
gstate->fill = gstate->stroke;
}
}
else
{
// TODO: unset only the current fill/stroke or both?
pdf_unsetpattern(csi, what);
}
ptm = fz_concat(pat->matrix, csi->topctm);
invptm = fz_invertmatrix(ptm);
/* patterns are painted using the ctm in effect at the beginning of the content stream */
/* get bbox of shape in pattern space for stamping */
bbox = fz_transformrect(invptm, bbox);
x0 = floorf(bbox.x0 / pat->xstep);
y0 = floorf(bbox.y0 / pat->ystep);
x1 = ceilf(bbox.x1 / pat->xstep);
y1 = ceilf(bbox.y1 / pat->ystep);
oldtopctm = csi->topctm;
oldtop = csi->gtop;
for (y = y0; y < y1; y++)
{
for (x = x0; x < x1; x++)
{
gstate->ctm = fz_concat(fz_translate(x * pat->xstep, y * pat->ystep), ptm);
csi->topctm = gstate->ctm;
error = pdf_runcsibuffer(csi, pat->resources, pat->contents);
while (oldtop < csi->gtop)
pdf_grestore(csi);
if (error)
{
fz_catch(error, "cannot render pattern tile");
goto cleanup;
}
}
}
cleanup:
csi->topctm = oldtopctm;
pdf_grestore(csi);
}
JNIEXPORT jboolean JNICALL Java_com_artifex_mupdf_MuPDFCore_drawPage(
JNIEnv *env,
jobject thiz,
jobject bitmap,
int pageW,
int pageH,
int patchX,
int patchY,
int patchW,
int patchH)
{
AndroidBitmapInfo info;
void *pixels;
int ret;
fz_error error;
fz_device *dev;
float zoom;
fz_matrix ctm;
fz_bbox bbox;
fz_pixmap *pix;
float xscale, yscale;
LOGI("In native method\n");
if ((ret = AndroidBitmap_getInfo(env, bitmap, &info)) < 0) {
LOGE("AndroidBitmap_getInfo() failed ! error=%d", ret);
return 0;
}
LOGI("Checking format\n");
if (info.format != ANDROID_BITMAP_FORMAT_RGBA_8888) {
LOGE("Bitmap format is not RGBA_8888 !");
return 0;
}
LOGI("locking pixels\n");
if ((ret = AndroidBitmap_lockPixels(env, bitmap, &pixels)) < 0) {
LOGE("AndroidBitmap_lockPixels() failed ! error=%d", ret);
return 0;
}
/* Call mupdf to render display list to screen */
LOGE("Rendering page=%dx%d patch=[%d,%d,%d,%d]",
pageW, pageH, patchX, patchY, patchW, patchH);
pix = fz_newpixmapwithdata(colorspace,
patchX,
patchY,
patchW,
patchH,
pixels);
if (currentPageList == NULL)
{
fz_clearpixmapwithcolor(pix, 0xd0);
return 0;
}
fz_clearpixmapwithcolor(pix, 0xff);
zoom = resolution / 72;
ctm = fz_translate(0, -currentMediabox.y1);
ctm = fz_concat(ctm, fz_scale(zoom, -zoom));
ctm = fz_concat(ctm, fz_rotate(currentRotate));
bbox = fz_roundrect(fz_transformrect(ctm,currentMediabox));
/* Now, adjust ctm so that it would give the correct page width
* heights. */
xscale = (float)pageW/(float)(bbox.x1-bbox.x0);
yscale = (float)pageH/(float)(bbox.y1-bbox.y0);
ctm = fz_concat(ctm, fz_scale(xscale, yscale));
dev = fz_newdrawdevice(glyphcache, pix);
fz_executedisplaylist(currentPageList, dev, ctm);
fz_freedevice(dev);
fz_droppixmap(pix);
LOGE("Rendered");
AndroidBitmap_unlockPixels(env, bitmap);
return 1;
}
static void
fz_stext_extract(fz_context *ctx, fz_stext_device *dev, fz_text_span *span, const fz_matrix *ctm, fz_stext_style *style)
{
fz_font *font = span->font;
FT_Face face = font->ft_face;
fz_matrix tm = span->trm;
fz_matrix trm;
float adv;
float ascender = 1;
float descender = 0;
int multi;
int i, j, err;
if (span->len == 0)
return;
if (dev->spans == NULL)
dev->spans = new_span_soup(ctx);
if (style->wmode == 0)
{
if (font->ft_face)
{
fz_lock(ctx, FZ_LOCK_FREETYPE);
err = FT_Set_Char_Size(font->ft_face, 64, 64, 72, 72);
if (err)
fz_warn(ctx, "freetype set character size: %s", ft_error_string(err));
ascender = (float)face->ascender / face->units_per_EM;
descender = (float)face->descender / face->units_per_EM;
fz_unlock(ctx, FZ_LOCK_FREETYPE);
}
else if (font->t3procs && !fz_is_empty_rect(&font->bbox))
{
ascender = font->bbox.y1;
descender = font->bbox.y0;
}
}
else
{
ascender = font->bbox.x1;
descender = font->bbox.x0;
}
style->ascender = ascender;
style->descender = descender;
tm.e = 0;
tm.f = 0;
fz_concat(&trm, &tm, ctm);
for (i = 0; i < span->len; i++)
{
/* Calculate new pen location and delta */
tm.e = span->items[i].x;
tm.f = span->items[i].y;
fz_concat(&trm, &tm, ctm);
/* Calculate bounding box and new pen position based on font metrics */
adv = fz_advance_glyph(ctx, font, span->items[i].gid);
/* Check for one glyph to many char mapping */
for (j = i + 1; j < span->len; j++)
if (span->items[j].gid >= 0)
break;
multi = j - i;
if (multi == 1)
{
fz_add_stext_char(ctx, dev, style, span->items[i].ucs, &trm, adv, span->wmode);
}
else
{
for (j = 0; j < multi; j++)
{
fz_add_stext_char(ctx, dev, style, span->items[i + j].ucs, &trm, adv/multi, span->wmode);
}
i += j - 1;
}
dev->lastchar = span->items[i].ucs;
}
}
HRESULT MuPDFDoc::DrawPage(unsigned char *bitmap, int x, int y, int width, int height, bool invert)
{
m_cts->abort = 0;
fz_device *dev = nullptr;
fz_pixmap *pixmap = nullptr;
fz_var(dev);
fz_var(pixmap);
PageCache *pageCache = &m_pages[m_currentPage];
fz_try(m_context)
{
fz_interactive *idoc = fz_interact(m_document);
// Call fz_update_page now to ensure future calls yield the
// changes from the current state
if (idoc)
fz_update_page(idoc, pageCache->page);
if (!pageCache->pageList)
{
/* Render to list */
pageCache->pageList = fz_new_display_list(m_context);
dev = fz_new_list_device(m_context, pageCache->pageList);
fz_run_page_contents(m_document, pageCache->page, dev, fz_identity, *&m_cts);
}
if (!pageCache->annotList)
{
if (dev)
{
fz_free_device(dev);
dev = nullptr;
}
pageCache->annotList = fz_new_display_list(m_context);
dev = fz_new_list_device(m_context, pageCache->annotList);
for (fz_annot *annot = fz_first_annot(m_document, pageCache->page); annot; annot = fz_next_annot(m_document, annot))
fz_run_annot(m_document, pageCache->page, annot, dev, fz_identity, *&m_cts);
}
fz_bbox rect;
rect.x0 = x;
rect.y0 = y;
rect.x1 = x + width;
rect.y1 = y + height;
pixmap = fz_new_pixmap_with_bbox_and_data(m_context, fz_device_bgr, rect, bitmap);
if (!pageCache->pageList && !pageCache->annotList)
{
fz_clear_pixmap_with_value(m_context, pixmap, 0xd0);
break;
}
fz_clear_pixmap_with_value(m_context, pixmap, 0xff);
//
fz_matrix ctm = CalcConvertMatrix();
fz_bbox bbox = fz_round_rect(fz_transform_rect(ctm, pageCache->mediaBox));
/* Now, adjust ctm so that it would give the correct page width
* heights. */
float xscale = (float)width/(float)(bbox.x1-bbox.x0);
float yscale = (float)height/(float)(bbox.y1-bbox.y0);
ctm = fz_concat(ctm, fz_scale(xscale, yscale));
bbox = fz_round_rect(fz_transform_rect(ctm, pageCache->mediaBox));
if (dev)
{
fz_free_device(dev);
dev = nullptr;
}
dev = fz_new_draw_device(m_context, pixmap);
if (pageCache->pageList)
fz_run_display_list(pageCache->pageList, dev, ctm, bbox, *&m_cts);
about = m_cts->abort;
if (pageCache->annotList)
fz_run_display_list(pageCache->annotList, dev, ctm, bbox, *&m_cts);
if (invert)
fz_invert_pixmap(m_context, pixmap);
}
fz_always(m_context)
{
if (dev)
{
fz_free_device(dev);
dev = nullptr;
}
if (pixmap)
{
fz_drop_pixmap(m_context, pixmap);
}
}
fz_catch(m_context)
{
return E_FAIL;
}
return S_OK;
}
HRESULT MuPDFDoc::UpdatePage(int pageNumber, unsigned char *bitmap, int x, int y, int width, int height, bool invert)
{
int index = FindPageInCache(pageNumber);
if (index < 0)
{
//TODO: get rid of this side effect!!!
HRESULT result = GotoPage(pageNumber);
if (FAILED(result))
{
return result;
}
return DrawPage(bitmap, x, y, width, height, invert);
}
fz_device *dev = nullptr;
fz_pixmap *pixmap = nullptr;
fz_var(dev);
fz_var(pixmap);
PageCache *pageCache = &m_pages[m_currentPage];
fz_try(m_context)
{
fz_interactive *idoc = fz_interact(m_document);
// Call fz_update_page now to ensure future calls yield the
// changes from the current state
if (idoc)
fz_update_page(idoc, pageCache->page);
if (!pageCache->pageList)
{
/* Render to list */
pageCache->pageList = fz_new_display_list(m_context);
dev = fz_new_list_device(m_context, pageCache->pageList);
fz_run_page_contents(m_document, pageCache->page, dev, fz_identity, nullptr);
}
if (!pageCache->annotList)
{
if (dev)
{
fz_free_device(dev);
dev = nullptr;
}
pageCache->annotList = fz_new_display_list(m_context);
dev = fz_new_list_device(m_context, pageCache->annotList);
for (fz_annot *annot = fz_first_annot(m_document, pageCache->page); annot; annot = fz_next_annot(m_document, annot))
fz_run_annot(m_document, pageCache->page, annot, dev, fz_identity, nullptr);
}
fz_bbox rect;
rect.x0 = x;
rect.y0 = y;
rect.x1 = x + width;
rect.y1 = y + height;
pixmap = fz_new_pixmap_with_bbox_and_data(m_context, fz_device_bgr, rect, bitmap);
//
fz_matrix ctm = CalcConvertMatrix();
fz_bbox bbox = fz_round_rect(fz_transform_rect(ctm, pageCache->mediaBox));
/* Now, adjust ctm so that it would give the correct page width
* heights. */
float xscale = (float)width/(float)(bbox.x1-bbox.x0);
float yscale = (float)height/(float)(bbox.y1-bbox.y0);
ctm = fz_concat(ctm, fz_scale(xscale, yscale));
bbox = fz_round_rect(fz_transform_rect(ctm, pageCache->mediaBox));
if (dev)
{
fz_free_device(dev);
dev = nullptr;
}
fz_annot *annot;
while (idoc && (annot = fz_poll_changed_annot(idoc, pageCache->page)))
{
fz_bbox abox = fz_round_rect(fz_transform_rect(ctm, fz_bound_annot(m_document, annot)));
abox = fz_intersect_bbox(abox, rect);
if (!fz_is_empty_bbox(abox))
{
fz_clear_pixmap_rect_with_value(m_context, pixmap, 0xff, abox);
dev = fz_new_draw_device_with_bbox(m_context, pixmap, abox);
if (pageCache->pageList)
fz_run_display_list(pageCache->pageList, dev, ctm, abox, nullptr);
if (pageCache->annotList)
fz_run_display_list(pageCache->annotList, dev, ctm, abox, nullptr);
fz_free_device(dev);
dev = nullptr;
if (invert)
fz_invert_pixmap_rect(pixmap, abox);
}
}
}
fz_always(m_context)
{
if (dev)
{
fz_free_device(dev);
dev = nullptr;
}
if (pixmap)
{
fz_drop_pixmap(m_context, pixmap);
}
}
fz_catch(m_context)
{
return E_FAIL;
}
return S_OK;
}
HRESULT MuPDFDoc::Renderer(Data *data, int part, int numParts)
{
if (m_cts->abort == 1) return S_OK;
int pagenumber = data->pagenumber;
fz_context *ctx = data->ctx;
fz_display_list *list = data->list;
fz_display_list *annotList = data->annotList;
fz_rect rect = data->rect;
fz_pixmap *pix = data->pix;
fz_device *dev = nullptr;
int width = data->width;
int height = data->height / numParts;
// The context pointer is pointing to the main thread's
// context, so here we create a new context based on it for
// use in this thread.
ctx = fz_clone_context(ctx);
fz_try(ctx)
{
if (part == 1 && numParts == 2)
{
rect.y1 = rect.y1/2;
}
if (part == 2 && numParts == 2)
{
rect.y0 = rect.y1/2;
}
fz_matrix ctm = CalcConvertMatrix();
fz_bbox bbox = fz_round_rect(fz_transform_rect(ctm, rect));
/* Now, adjust ctm so that it would give the correct page width
* heights. */
float xscale = (float)width/(float)(bbox.x1-bbox.x0);
float yscale = (float)height/(float)(bbox.y1-bbox.y0);
ctm = fz_concat(ctm, fz_scale(xscale, yscale));
bbox = fz_round_rect(fz_transform_rect(ctm, rect));
dev = fz_new_draw_device(ctx, pix);
if (list)
fz_run_display_list(list, dev, ctm, bbox, *&m_cts);
if (m_cts->abort == 1) break;
if (annotList)
fz_run_display_list(annotList, dev, ctm, bbox, *&m_cts);
}
fz_always(ctx)
{
if (dev)
{
fz_free_device(dev);
dev = nullptr;
}
if (pix)
{
fz_drop_pixmap(m_context, pix);
}
}
fz_catch(ctx)
{
return E_FAIL;
}
fz_free_context(ctx);
return S_OK;
}
JNIEXPORT jboolean JNICALL
Java_com_artifex_mupdf_MuPDFCore_updatePageInternal(JNIEnv *env, jobject thiz, jobject bitmap, int page,
int pageW, int pageH, int patchX, int patchY, int patchW, int patchH)
{
AndroidBitmapInfo info;
void *pixels;
int ret;
fz_device *dev = NULL;
float zoom;
fz_matrix ctm;
fz_bbox bbox;
fz_pixmap *pix = NULL;
float xscale, yscale;
fz_bbox rect;
fz_interactive *idoc;
page_cache *pc = NULL;
int hq = (patchW < pageW || patchH < pageH);
int i;
for (i = 0; i < NUM_CACHE; i++)
{
if (pages[i].page != NULL && pages[i].number == page)
{
pc = &pages[i];
break;
}
}
if (pc == NULL || (hq && pc->hq_page == NULL))
{
Java_com_artifex_mupdf_MuPDFCore_gotoPageInternal(env, thiz, page);
return Java_com_artifex_mupdf_MuPDFCore_drawPage(env, thiz, bitmap, pageW, pageH, patchX, patchY, patchW, patchH);
}
idoc = fz_interact(doc);
fz_var(pix);
fz_var(dev);
LOGI("In native method\n");
if ((ret = AndroidBitmap_getInfo(env, bitmap, &info)) < 0) {
LOGE("AndroidBitmap_getInfo() failed ! error=%d", ret);
return 0;
}
LOGI("Checking format\n");
if (info.format != ANDROID_BITMAP_FORMAT_RGBA_8888) {
LOGE("Bitmap format is not RGBA_8888 !");
return 0;
}
LOGI("locking pixels\n");
if ((ret = AndroidBitmap_lockPixels(env, bitmap, &pixels)) < 0) {
LOGE("AndroidBitmap_lockPixels() failed ! error=%d", ret);
return 0;
}
/* Call mupdf to render display list to screen */
LOGE("Rendering page(%d)=%dx%d patch=[%d,%d,%d,%d]",
pc->number, pageW, pageH, patchX, patchY, patchW, patchH);
fz_try(ctx)
{
fz_annot *annot;
// Unimportant which page object we use for rendering but we
// must use the correct one for calculating updates
fz_page *page = hq ? pc->hq_page : pc->page;
fz_update_page(idoc, page);
if (pc->page_list == NULL)
{
/* Render to list */
pc->page_list = fz_new_display_list(ctx);
dev = fz_new_list_device(ctx, pc->page_list);
fz_run_page_contents(doc, page, dev, fz_identity, NULL);
}
if (pc->annot_list == NULL) {
if (dev) {
fz_free_device(dev);
dev = NULL;
}
pc->annot_list = fz_new_display_list(ctx);
dev = fz_new_list_device(ctx, pc->annot_list);
for (annot = fz_first_annot(doc, page); annot; annot = fz_next_annot(doc, annot))
fz_run_annot(doc, page, annot, dev, fz_identity, NULL);
}
rect.x0 = patchX;
rect.y0 = patchY;
rect.x1 = patchX + patchW;
rect.y1 = patchY + patchH;
pix = fz_new_pixmap_with_bbox_and_data(ctx, colorspace, rect, pixels);
zoom = resolution / 72;
ctm = fz_scale(zoom, zoom);
bbox = fz_round_rect(fz_transform_rect(ctm, pc->media_box));
/* Now, adjust ctm so that it would give the correct page width
* heights. */
xscale = (float)pageW/(float)(bbox.x1-bbox.x0);
yscale = (float)pageH/(float)(bbox.y1-bbox.y0);
ctm = fz_concat(ctm, fz_scale(xscale, yscale));
bbox = fz_round_rect(fz_transform_rect(ctm, pc->media_box));
LOGI("Start polling for updates");
while ((annot = fz_poll_changed_annot(idoc, page)) != NULL)
{
fz_bbox abox = fz_round_rect(fz_transform_rect(ctm, fz_bound_annot(doc, annot)));
abox = fz_intersect_bbox(abox, rect);
LOGI("Update rectanglefor %s - (%d, %d, %d, %d)", widget_type_string(fz_widget_get_type((fz_widget*)annot)),
abox.x0, abox.y0, abox.x1, abox.y1);
if (!fz_is_empty_bbox(abox))
{
LOGI("And it isn't empty");
fz_clear_pixmap_rect_with_value(ctx, pix, 0xff, abox);
dev = fz_new_draw_device_with_bbox(ctx, pix, abox);
if (pc->page_list)
fz_run_display_list(pc->page_list, dev, ctm, abox, NULL);
if (pc->annot_list)
fz_run_display_list(pc->annot_list, dev, ctm, abox, NULL);
fz_free_device(dev);
dev = NULL;
}
}
LOGI("Done polling for updates");
LOGE("Rendered");
}
fz_catch(ctx)
{
fz_free_device(dev);
LOGE("Render failed");
}
fz_drop_pixmap(ctx, pix);
AndroidBitmap_unlockPixels(env, bitmap);
return 1;
}
static fz_error *
addpatternshape(pdf_gstate *gs, fz_node *shape,
pdf_pattern *pat, fz_colorspace *cs, float *v)
{
fz_error *error;
fz_node *xform;
fz_node *over;
fz_node *mask;
fz_node *link;
fz_matrix ctm;
fz_matrix inv;
fz_matrix ptm;
fz_rect bbox;
int x, y, x0, y0, x1, y1;
/* patterns are painted in user space */
ctm = getmatrix(gs->head);
inv = fz_invertmatrix(ctm);
error = fz_newmasknode(&mask);
if (error)
return fz_rethrow(error, "cannot create mask node");
ptm = fz_concat(pat->matrix, fz_invertmatrix(ctm));
error = fz_newtransformnode(&xform, ptm);
if (error)
{
fz_dropnode(mask);
return fz_rethrow(error, "cannot create transform node");
}
error = pdf_newovernode(&over, gs);
if (error)
{
fz_dropnode(xform);
fz_dropnode(mask);
return fz_rethrow(error, "cannot create over node");
}
fz_insertnodelast(mask, shape);
fz_insertnodelast(mask, xform);
fz_insertnodelast(xform, over);
xform = nil;
/* over, xform, mask are now owned by the tree */
/* get bbox of shape in pattern space for stamping */
ptm = fz_concat(ctm, fz_invertmatrix(pat->matrix));
bbox = fz_boundnode(shape, ptm);
/* expand bbox by pattern bbox */
bbox.x0 += pat->bbox.x0;
bbox.y0 += pat->bbox.y0;
bbox.x1 += pat->bbox.x1;
bbox.y1 += pat->bbox.y1;
x0 = fz_floor(bbox.x0 / pat->xstep);
y0 = fz_floor(bbox.y0 / pat->ystep);
x1 = fz_ceil(bbox.x1 / pat->xstep);
y1 = fz_ceil(bbox.y1 / pat->ystep);
for (y = y0; y <= y1; y++)
{
for (x = x0; x <= x1; x++)
{
ptm = fz_translate(x * pat->xstep, y * pat->ystep);
error = fz_newtransformnode(&xform, ptm);
if (error)
return fz_rethrow(error, "cannot create transform node for stamp");
error = fz_newlinknode(&link, pat->tree);
if (error)
{
fz_dropnode(xform);
return fz_rethrow(error, "cannot create link node for stamp");
}
fz_insertnodelast(xform, link);
fz_insertnodelast(over, xform);
}
}
if (pat->ismask)
{
error = addcolorshape(gs, mask, 1.0, cs, v);
if (error)
return fz_rethrow(error, "cannot add colored shape");
return fz_okay;
}
fz_insertnodelast(gs->head, mask);
return fz_okay;
}
static void
svg_dev_text_span(fz_context *ctx, svg_device *sdev, const fz_matrix *ctm, const fz_text_span *span)
{
fz_output *out = sdev->out;
int i;
fz_matrix inverse;
fz_matrix local_trm;
float size;
int start, is_wspace, was_wspace;
/* Rely on the fact that trm.{e,f} == 0 */
size = fz_matrix_expansion(&span->trm);
local_trm.a = span->trm.a / size;
local_trm.b = span->trm.b / size;
local_trm.c = -span->trm.c / size;
local_trm.d = -span->trm.d / size;
local_trm.e = 0;
local_trm.f = 0;
fz_invert_matrix(&inverse, &local_trm);
fz_concat(&local_trm, &local_trm, ctm);
fz_printf(ctx, out, " transform=\"matrix(%g,%g,%g,%g,%g,%g)\"",
local_trm.a, local_trm.b, local_trm.c, local_trm.d, local_trm.e, local_trm.f);
fz_printf(ctx, out, " font-size=\"%g\"", size);
fz_printf(ctx, out, " font-family=\"%s\"", span->font->name);
/* Leading (and repeated) whitespace presents a problem for SVG
* text, so elide it here. */
for (start=0; start < span->len; start++)
{
fz_text_item *it = &span->items[start];
if (!is_xml_wspace(it->ucs))
break;
}
fz_printf(ctx, out, " x=");
was_wspace = 0;
for (i=start; i < span->len; i++)
{
fz_text_item *it = &span->items[i];
fz_point p;
is_wspace = is_xml_wspace(it->ucs);
if (is_wspace && was_wspace)
continue;
was_wspace = is_wspace;
p.x = it->x;
p.y = it->y;
fz_transform_point(&p, &inverse);
fz_printf(ctx, out, "%c%g", i == start ? '\"' : ' ', p.x);
}
fz_printf(ctx, out, "\" y=");
was_wspace = 0;
for (i=start; i < span->len; i++)
{
fz_text_item *it = &span->items[i];
fz_point p;
is_wspace = is_xml_wspace(it->ucs);
if (is_wspace && was_wspace)
continue;
was_wspace = is_wspace;
p.x = it->x;
p.y = it->y;
fz_transform_point(&p, &inverse);
fz_printf(ctx, out, "%c%g", i == start ? '\"' : ' ', p.y);
}
fz_printf(ctx, out, "\">\n");
was_wspace = 0;
for (i=start; i < span->len; i++)
{
fz_text_item *it = &span->items[i];
int c = it->ucs;
is_wspace = is_xml_wspace(c);
if (is_wspace && was_wspace)
continue;
was_wspace = is_wspace;
if (c >= 32 && c <= 127 && c != '<' && c != '&')
fz_printf(ctx, out, "%c", c);
else
fz_printf(ctx, out, "&#x%04x;", c);
}
fz_printf(ctx, out, "\n</text>\n");
}
fz_error *
showglyph(pdf_csi *csi, int cid)
{
pdf_gstate *gstate = csi->gstate + csi->gtop;
pdf_font *font = gstate->font;
fz_error *error;
fz_matrix tsm, trm;
float w0, w1, tx, ty;
fz_hmtx h;
fz_vmtx v;
tsm.a = gstate->size * gstate->scale;
tsm.b = 0;
tsm.c = 0;
tsm.d = gstate->size;
tsm.e = 0;
tsm.f = gstate->rise;
if (font->super.wmode == 1)
{
v = fz_getvmtx((fz_font*)font, cid);
tsm.e -= v.x * gstate->size / 1000.0;
tsm.f -= v.y * gstate->size / 1000.0;
}
trm = fz_concat(tsm, csi->tm);
/* flush buffered text if face or matrix or rendermode has changed */
if (!csi->text ||
((fz_font*)font) != csi->text->font ||
fabs(trm.a - csi->text->trm.a) > FLT_EPSILON ||
fabs(trm.b - csi->text->trm.b) > FLT_EPSILON ||
fabs(trm.c - csi->text->trm.c) > FLT_EPSILON ||
fabs(trm.d - csi->text->trm.d) > FLT_EPSILON ||
gstate->render != csi->textmode)
{
error = pdf_flushtext(csi);
if (error)
return fz_rethrow(error, "cannot finish text node (face/matrix change)");
error = fz_newtextnode(&csi->text, (fz_font*)font);
if (error)
return fz_rethrow(error, "cannot create text node");
csi->text->trm = trm;
csi->text->trm.e = 0;
csi->text->trm.f = 0;
csi->textmode = gstate->render;
}
/* add glyph to textobject */
error = fz_addtext(csi->text, cid, trm.e, trm.f);
if (error)
return fz_rethrow(error, "cannot add glyph to text node");
if (font->super.wmode == 0)
{
h = fz_gethmtx((fz_font*)font, cid);
w0 = h.w / 1000.0;
tx = (w0 * gstate->size + gstate->charspace) * gstate->scale;
csi->tm = fz_concat(fz_translate(tx, 0), csi->tm);
}
else
{
w1 = v.w / 1000.0;
ty = w1 * gstate->size + gstate->charspace;
csi->tm = fz_concat(fz_translate(0, ty), csi->tm);
}
return fz_okay;
}
static void
pdf_showglyph(pdf_csi *csi, int cid)
{
pdf_gstate *gstate = csi->gstate + csi->gtop;
pdf_fontdesc *fontdesc = gstate->font;
fz_matrix tsm, trm;
float w0, w1, tx, ty;
pdf_hmtx h;
pdf_vmtx v;
int gid;
int ucsbuf[8];
int ucslen;
int i;
tsm.a = gstate->size * gstate->scale;
tsm.b = 0;
tsm.c = 0;
tsm.d = gstate->size;
tsm.e = 0;
tsm.f = gstate->rise;
ucslen = 0;
if (fontdesc->tounicode)
ucslen = pdf_lookupcmapfull(fontdesc->tounicode, cid, ucsbuf);
if (ucslen == 0 && cid < fontdesc->ncidtoucs)
{
ucsbuf[0] = fontdesc->cidtoucs[cid];
ucslen = 1;
}
if (ucslen == 0 || (ucslen == 1 && ucsbuf[0] == 0))
{
ucsbuf[0] = '?';
ucslen = 1;
}
gid = pdf_fontcidtogid(fontdesc, cid);
if (fontdesc->wmode == 1)
{
v = pdf_getvmtx(fontdesc, cid);
tsm.e -= v.x * gstate->size * 0.001f;
tsm.f -= v.y * gstate->size * 0.001f;
}
trm = fz_concat(tsm, csi->tm);
/* flush buffered text if face or matrix or rendermode has changed */
if (!csi->text ||
fontdesc->font != csi->text->font ||
fontdesc->wmode != csi->text->wmode ||
fabsf(trm.a - csi->text->trm.a) > FLT_EPSILON ||
fabsf(trm.b - csi->text->trm.b) > FLT_EPSILON ||
fabsf(trm.c - csi->text->trm.c) > FLT_EPSILON ||
fabsf(trm.d - csi->text->trm.d) > FLT_EPSILON ||
gstate->render != csi->textmode)
{
pdf_flushtext(csi);
csi->text = fz_newtext(fontdesc->font, trm, fontdesc->wmode);
csi->text->trm.e = 0;
csi->text->trm.f = 0;
csi->textmode = gstate->render;
}
/* add glyph to textobject */
fz_addtext(csi->text, gid, ucsbuf[0], trm.e, trm.f);
/* add filler glyphs for one-to-many unicode mapping */
for (i = 1; i < ucslen; i++)
fz_addtext(csi->text, -1, ucsbuf[i], trm.e, trm.f);
if (fontdesc->wmode == 0)
{
h = pdf_gethmtx(fontdesc, cid);
w0 = h.w * 0.001f;
tx = (w0 * gstate->size + gstate->charspace) * gstate->scale;
csi->tm = fz_concat(fz_translate(tx, 0), csi->tm);
}
if (fontdesc->wmode == 1)
{
w1 = v.w * 0.001f;
ty = w1 * gstate->size + gstate->charspace;
csi->tm = fz_concat(fz_translate(0, ty), csi->tm);
}
}
static void drawbmp(fz_context *ctx, fz_document *doc, fz_page *page, fz_display_list *list, int pagenum, fz_cookie *cookie)
{
float zoom;
fz_matrix ctm;
fz_irect ibounds;
fz_rect bounds, tbounds;
int w, h;
fz_device *dev;
HDC dc, dc_main;
RECT rc;
HBRUSH bg_brush;
HBITMAP hbmp;
BITMAPINFO bmi = { 0 };
int bmp_data_len;
unsigned char *bmp_data;
int as_tga = !strstr(output, ".bmp");
fz_bound_page(doc, page, &bounds);
zoom = resolution / 72;
fz_pre_scale(fz_rotate(&ctm, rotation), zoom, zoom);
tbounds = bounds;
fz_round_rect(&ibounds, fz_transform_rect(&tbounds, &ctm));
w = width;
h = height;
if (res_specified)
{
fz_round_rect(&ibounds, &tbounds);
if (w && ibounds.x1 - ibounds.x0 <= w)
w = 0;
if (h && ibounds.y1 - ibounds.y0 <= h)
h = 0;
}
if (w || h)
{
float scalex = w / (tbounds.x1 - tbounds.x0);
float scaley = h / (tbounds.y1 - tbounds.y0);
fz_matrix scale_mat;
if (w == 0)
scalex = fit ? 1.0f : scaley;
if (h == 0)
scaley = fit ? 1.0f : scalex;
if (!fit)
scalex = scaley = min(scalex, scaley);
fz_concat(&ctm, &ctm, fz_scale(&scale_mat, scalex, scaley));
tbounds = bounds;
fz_transform_rect(&tbounds, &ctm);
}
fz_round_rect(&ibounds, &tbounds);
fz_rect_from_irect(&tbounds, &ibounds);
w = ibounds.x1 - ibounds.x0;
h = ibounds.y1 - ibounds.y0;
dc_main = GetDC(NULL);
dc = CreateCompatibleDC(dc_main);
hbmp = CreateCompatibleBitmap(dc_main, w, h);
DeleteObject(SelectObject(dc, hbmp));
SetRect(&rc, 0, 0, w, h);
bg_brush = CreateSolidBrush(RGB(0xFF,0xFF,0xFF));
FillRect(dc, &rc, bg_brush);
DeleteObject(bg_brush);
dev = fz_new_gdiplus_device(ctx, dc, &tbounds);
if (list)
fz_run_display_list(list, dev, &ctm, &tbounds, cookie);
else
fz_run_page(doc, page, dev, &ctm, cookie);
fz_free_device(dev);
bmi.bmiHeader.biSize = sizeof(bmi.bmiHeader);
bmi.bmiHeader.biWidth = w;
bmi.bmiHeader.biHeight = as_tga ? -h : h;
bmi.bmiHeader.biPlanes = 1;
bmi.bmiHeader.biBitCount = as_tga ? 32 : 24;
bmi.bmiHeader.biCompression = BI_RGB;
bmp_data_len = as_tga ? w * h * 4 : ((w * 3 + 3) / 4) * 4 * h;
bmp_data = fz_malloc(ctx, bmp_data_len);
if (!GetDIBits(dc, hbmp, 0, h, bmp_data, &bmi, DIB_RGB_COLORS))
fz_throw(ctx, "cannot draw page %d in PDF file '%s'", pagenum, filename);
DeleteDC(dc);
ReleaseDC(NULL, dc_main);
DeleteObject(hbmp);
if (output)
{
char buf[512];
FILE *f;
sprintf(buf, output, pagenum);
f = fopen(buf, "wb");
if (!f)
fz_throw(ctx, "could not create raster file '%s'", buf);
if (as_tga)
{
fz_pixmap *pix = fz_new_pixmap_with_data(ctx, fz_device_bgr, w, h, bmp_data);
fz_write_tga(ctx, pix, buf, 0);
fz_drop_pixmap(ctx, pix);
}
else
{
BITMAPFILEHEADER bmpfh = { 0 };
static const int one = 1;
if (!*(char *)&one)
fz_throw(ctx, "rendering to BMP is not supported on big-endian architectures");
bmpfh.bfType = MAKEWORD('B', 'M');
bmpfh.bfOffBits = sizeof(bmpfh) + sizeof(bmi);
bmpfh.bfSize = bmpfh.bfOffBits + bmp_data_len;
fwrite(&bmpfh, sizeof(bmpfh), 1, f);
fwrite(&bmi, sizeof(bmi), 1, f);
fwrite(bmp_data, 1, bmp_data_len, f);
}
fclose(f);
}
if (showmd5)
{
fz_pixmap *pix = fz_new_pixmap_with_data(ctx, fz_device_bgr, bmp_data_len / 4 / h, h, bmp_data);
unsigned char digest[16];
int i;
fz_md5_pixmap(pix, digest);
printf(" ");
for (i = 0; i < 16; i++)
printf("%02x", digest[i]);
fz_drop_pixmap(ctx, pix);
}
fz_free(ctx, bmp_data);
}
void
xps_parse_canvas(xps_document *doc, const fz_matrix *ctm, const fz_rect *area, char *base_uri, xps_resource *dict, fz_xml *root)
{
xps_resource *new_dict = NULL;
fz_xml *node;
char *opacity_mask_uri;
char *transform_att;
char *clip_att;
char *opacity_att;
char *opacity_mask_att;
char *navigate_uri_att;
fz_xml *transform_tag = NULL;
fz_xml *clip_tag = NULL;
fz_xml *opacity_mask_tag = NULL;
fz_matrix transform;
transform_att = fz_xml_att(root, "RenderTransform");
clip_att = fz_xml_att(root, "Clip");
opacity_att = fz_xml_att(root, "Opacity");
opacity_mask_att = fz_xml_att(root, "OpacityMask");
navigate_uri_att = fz_xml_att(root, "FixedPage.NavigateUri");
for (node = fz_xml_down(root); node; node = fz_xml_next(node))
{
if (!strcmp(fz_xml_tag(node), "Canvas.Resources") && fz_xml_down(node))
{
if (new_dict)
{
fz_warn(doc->ctx, "ignoring follow-up resource dictionaries");
}
else
{
new_dict = xps_parse_resource_dictionary(doc, base_uri, fz_xml_down(node));
if (new_dict)
{
new_dict->parent = dict;
dict = new_dict;
}
}
}
if (!strcmp(fz_xml_tag(node), "Canvas.RenderTransform"))
transform_tag = fz_xml_down(node);
if (!strcmp(fz_xml_tag(node), "Canvas.Clip"))
clip_tag = fz_xml_down(node);
if (!strcmp(fz_xml_tag(node), "Canvas.OpacityMask"))
opacity_mask_tag = fz_xml_down(node);
}
opacity_mask_uri = base_uri;
xps_resolve_resource_reference(doc, dict, &transform_att, &transform_tag, NULL);
xps_resolve_resource_reference(doc, dict, &clip_att, &clip_tag, NULL);
xps_resolve_resource_reference(doc, dict, &opacity_mask_att, &opacity_mask_tag, &opacity_mask_uri);
transform = fz_identity;
if (transform_att)
xps_parse_render_transform(doc, transform_att, &transform);
if (transform_tag)
xps_parse_matrix_transform(doc, transform_tag, &transform);
fz_concat(&transform, &transform, ctm);
/* SumatraPDF: extended link support */
xps_extract_anchor_info(doc, &fz_empty_rect, navigate_uri_att, NULL, 1);
navigate_uri_att = NULL;
if (navigate_uri_att)
xps_add_link(doc, area, base_uri, navigate_uri_att);
if (clip_att || clip_tag)
xps_clip(doc, &transform, dict, clip_att, clip_tag);
xps_begin_opacity(doc, &transform, area, opacity_mask_uri, dict, opacity_att, opacity_mask_tag);
for (node = fz_xml_down(root); node; node = fz_xml_next(node))
{
xps_parse_element(doc, &transform, area, base_uri, dict, node);
}
xps_end_opacity(doc, opacity_mask_uri, dict, opacity_att, opacity_mask_tag);
/* SumatraPDF: extended link support */
xps_extract_anchor_info(doc, area, NULL, fz_xml_att(root, "Name"), 2);
if (clip_att || clip_tag)
fz_pop_clip(doc->dev);
if (new_dict)
xps_free_resource_dictionary(doc, new_dict);
}
static void drawpage(fz_context *ctx, fz_document *doc, int pagenum)
{
fz_page *page;
fz_display_list *list = NULL;
fz_device *dev = NULL;
int start;
fz_cookie cookie = { 0 };
int needshot = 0;
fz_var(list);
fz_var(dev);
if (showtime)
{
start = gettime();
}
fz_try(ctx)
{
page = fz_load_page(doc, pagenum - 1);
}
fz_catch(ctx)
{
fz_throw(ctx, "cannot load page %d in file '%s'", pagenum, filename);
}
if (mujstest_file)
{
fz_interactive *inter = fz_interact(doc);
fz_widget *widget = NULL;
if (inter)
widget = fz_first_widget(inter, page);
if (widget)
{
fprintf(mujstest_file, "GOTO %d\n", pagenum);
needshot = 1;
}
for (;widget; widget = fz_next_widget(inter, widget))
{
fz_rect rect;
int w, h, len;
int type = fz_widget_get_type(widget);
fz_bound_widget(widget, &rect);
w = (rect.x1 - rect.x0);
h = (rect.y1 - rect.y0);
++mujstest_count;
switch (type)
{
default:
fprintf(mujstest_file, "%% UNKNOWN %0.2f %0.2f %0.2f %0.2f\n", rect.x0, rect.y0, rect.x1, rect.y1);
break;
case FZ_WIDGET_TYPE_PUSHBUTTON:
fprintf(mujstest_file, "%% PUSHBUTTON %0.2f %0.2f %0.2f %0.2f\n", rect.x0, rect.y0, rect.x1, rect.y1);
break;
case FZ_WIDGET_TYPE_CHECKBOX:
fprintf(mujstest_file, "%% CHECKBOX %0.2f %0.2f %0.2f %0.2f\n", rect.x0, rect.y0, rect.x1, rect.y1);
break;
case FZ_WIDGET_TYPE_RADIOBUTTON:
fprintf(mujstest_file, "%% RADIOBUTTON %0.2f %0.2f %0.2f %0.2f\n", rect.x0, rect.y0, rect.x1, rect.y1);
break;
case FZ_WIDGET_TYPE_TEXT:
{
int maxlen = fz_text_widget_max_len(inter, widget);
int texttype = fz_text_widget_content_type(inter, widget);
/* If height is low, assume a single row, and base
* the width off that. */
if (h < 10)
{
w = (w+h-1) / (h ? h : 1);
h = 1;
}
/* Otherwise, if width is low, work off height */
else if (w < 10)
{
h = (w+h-1) / (w ? w : 1);
w = 1;
}
else
{
w = (w+9)/10;
h = (h+9)/10;
}
len = w*h;
if (len < 2)
len = 2;
if (len > maxlen)
len = maxlen;
fprintf(mujstest_file, "%% TEXT %0.2f %0.2f %0.2f %0.2f\n", rect.x0, rect.y0, rect.x1, rect.y1);
switch (texttype)
{
default:
case FZ_WIDGET_CONTENT_UNRESTRAINED:
fprintf(mujstest_file, "TEXT %d ", mujstest_count);
escape_string(mujstest_file, len-3, lorem);
fprintf(mujstest_file, "\n");
break;
case FZ_WIDGET_CONTENT_NUMBER:
fprintf(mujstest_file, "TEXT %d\n", mujstest_count);
break;
case FZ_WIDGET_CONTENT_SPECIAL:
fprintf(mujstest_file, "TEXT %lld\n", 46702919800LL + mujstest_count);
break;
case FZ_WIDGET_CONTENT_DATE:
fprintf(mujstest_file, "TEXT Jun %d 1979\n", 1 + ((13 + mujstest_count) % 30));
break;
case FZ_WIDGET_CONTENT_TIME:
++mujstest_count;
fprintf(mujstest_file, "TEXT %02d:%02d\n", ((mujstest_count/60) % 24), mujstest_count % 60);
break;
}
break;
}
case FZ_WIDGET_TYPE_LISTBOX:
fprintf(mujstest_file, "%% LISTBOX %0.2f %0.2f %0.2f %0.2f\n", rect.x0, rect.y0, rect.x1, rect.y1);
break;
case FZ_WIDGET_TYPE_COMBOBOX:
fprintf(mujstest_file, "%% COMBOBOX %0.2f %0.2f %0.2f %0.2f\n", rect.x0, rect.y0, rect.x1, rect.y1);
break;
}
fprintf(mujstest_file, "CLICK %0.2f %0.2f\n", (rect.x0+rect.x1)/2, (rect.y0+rect.y1)/2);
}
}
if (uselist)
{
fz_try(ctx)
{
list = fz_new_display_list(ctx);
dev = fz_new_list_device(ctx, list);
fz_run_page(doc, page, dev, &fz_identity, &cookie);
}
fz_always(ctx)
{
fz_free_device(dev);
dev = NULL;
}
fz_catch(ctx)
{
fz_free_display_list(ctx, list);
fz_free_page(doc, page);
fz_throw(ctx, "cannot draw page %d in file '%s'", pagenum, filename);
}
}
if (showxml)
{
fz_try(ctx)
{
dev = fz_new_trace_device(ctx);
fz_printf(out, "<page number=\"%d\">\n", pagenum);
if (list)
fz_run_display_list(list, dev, &fz_identity, &fz_infinite_rect, &cookie);
else
fz_run_page(doc, page, dev, &fz_identity, &cookie);
fz_printf(out, "</page>\n");
}
fz_always(ctx)
{
fz_free_device(dev);
dev = NULL;
}
fz_catch(ctx)
{
fz_free_display_list(ctx, list);
fz_free_page(doc, page);
fz_rethrow(ctx);
}
}
if (showtext)
{
fz_text_page *text = NULL;
fz_var(text);
fz_try(ctx)
{
fz_rect bounds;
text = fz_new_text_page(ctx, fz_bound_page(doc, page, &bounds));
dev = fz_new_text_device(ctx, sheet, text);
if (list)
fz_run_display_list(list, dev, &fz_identity, &fz_infinite_rect, &cookie);
else
fz_run_page(doc, page, dev, &fz_identity, &cookie);
fz_free_device(dev);
dev = NULL;
if (showtext == TEXT_XML)
{
fz_print_text_page_xml(ctx, out, text);
}
else if (showtext == TEXT_HTML)
{
fz_text_analysis(ctx, sheet, text);
fz_print_text_page_html(ctx, out, text);
}
else if (showtext == TEXT_PLAIN)
{
fz_print_text_page(ctx, out, text);
fz_printf(out, "\f\n");
}
}
fz_always(ctx)
{
fz_free_device(dev);
dev = NULL;
fz_free_text_page(ctx, text);
}
fz_catch(ctx)
{
fz_free_display_list(ctx, list);
fz_free_page(doc, page);
fz_rethrow(ctx);
}
}
if (showmd5 || showtime)
printf("page %s %d", filename, pagenum);
#ifdef GDI_PLUS_BMP_RENDERER
// hack: use -G0 to "enable GDI+" when saving as TGA
if (output && (strstr(output, ".bmp") || strstr(output, ".tga") && !gamma_value))
drawbmp(ctx, doc, page, list, pagenum, &cookie);
else
#endif
if (output || showmd5 || showtime)
{
float zoom;
fz_matrix ctm;
fz_rect bounds, tbounds;
fz_irect ibounds;
fz_pixmap *pix = NULL;
int w, h;
fz_var(pix);
fz_bound_page(doc, page, &bounds);
zoom = resolution / 72;
fz_pre_scale(fz_rotate(&ctm, rotation), zoom, zoom);
tbounds = bounds;
fz_round_rect(&ibounds, fz_transform_rect(&tbounds, &ctm));
/* Make local copies of our width/height */
w = width;
h = height;
/* If a resolution is specified, check to see whether w/h are
* exceeded; if not, unset them. */
if (res_specified)
{
int t;
t = ibounds.x1 - ibounds.x0;
if (w && t <= w)
w = 0;
t = ibounds.y1 - ibounds.y0;
if (h && t <= h)
h = 0;
}
/* Now w or h will be 0 unless they need to be enforced. */
if (w || h)
{
float scalex = w / (tbounds.x1 - tbounds.x0);
float scaley = h / (tbounds.y1 - tbounds.y0);
fz_matrix scale_mat;
if (fit)
{
if (w == 0)
scalex = 1.0f;
if (h == 0)
scaley = 1.0f;
}
else
{
if (w == 0)
scalex = scaley;
if (h == 0)
scaley = scalex;
}
if (!fit)
{
if (scalex > scaley)
scalex = scaley;
else
scaley = scalex;
}
fz_scale(&scale_mat, scalex, scaley);
fz_concat(&ctm, &ctm, &scale_mat);
tbounds = bounds;
fz_transform_rect(&tbounds, &ctm);
}
fz_round_rect(&ibounds, &tbounds);
fz_rect_from_irect(&tbounds, &ibounds);
/* TODO: banded rendering and multi-page ppm */
fz_try(ctx)
{
pix = fz_new_pixmap_with_bbox(ctx, colorspace, &ibounds);
if (savealpha)
fz_clear_pixmap(ctx, pix);
else
fz_clear_pixmap_with_value(ctx, pix, 255);
dev = fz_new_draw_device(ctx, pix);
if (list)
fz_run_display_list(list, dev, &ctm, &tbounds, &cookie);
else
fz_run_page(doc, page, dev, &ctm, &cookie);
fz_free_device(dev);
dev = NULL;
if (invert)
fz_invert_pixmap(ctx, pix);
if (gamma_value != 1)
fz_gamma_pixmap(ctx, pix, gamma_value);
if (savealpha)
fz_unmultiply_pixmap(ctx, pix);
if (output)
{
char buf[512];
sprintf(buf, output, pagenum);
if (strstr(output, ".pgm") || strstr(output, ".ppm") || strstr(output, ".pnm"))
fz_write_pnm(ctx, pix, buf);
else if (strstr(output, ".pam"))
fz_write_pam(ctx, pix, buf, savealpha);
else if (strstr(output, ".png"))
fz_write_png(ctx, pix, buf, savealpha);
else if (strstr(output, ".pbm")) {
fz_bitmap *bit = fz_halftone_pixmap(ctx, pix, NULL);
fz_write_pbm(ctx, bit, buf);
fz_drop_bitmap(ctx, bit);
}
/* SumatraPDF: support TGA as output format */
else if (strstr(output, ".tga"))
fz_write_tga(ctx, pix, buf, savealpha);
}
if (showmd5)
{
unsigned char digest[16];
int i;
fz_md5_pixmap(pix, digest);
printf(" ");
for (i = 0; i < 16; i++)
printf("%02x", digest[i]);
}
}
fz_always(ctx)
{
fz_free_device(dev);
dev = NULL;
fz_drop_pixmap(ctx, pix);
}
fz_catch(ctx)
{
fz_free_display_list(ctx, list);
fz_free_page(doc, page);
fz_rethrow(ctx);
}
}
static void
xps_parse_gradient_brush(xps_document *doc, const fz_matrix *ctm, const fz_rect *area,
char *base_uri, xps_resource *dict, fz_xml *root,
void (*draw)(xps_document *, const fz_matrix*, const fz_rect *, struct stop *, int, fz_xml *, int))
{
fz_xml *node;
char *opacity_att;
char *interpolation_att;
char *spread_att;
char *mapping_att;
char *transform_att;
fz_xml *transform_tag = NULL;
fz_xml *stop_tag = NULL;
struct stop stop_list[MAX_STOPS];
int stop_count;
fz_matrix transform;
int spread_method;
opacity_att = fz_xml_att(root, "Opacity");
interpolation_att = fz_xml_att(root, "ColorInterpolationMode");
spread_att = fz_xml_att(root, "SpreadMethod");
mapping_att = fz_xml_att(root, "MappingMode");
transform_att = fz_xml_att(root, "Transform");
for (node = fz_xml_down(root); node; node = fz_xml_next(node))
{
if (!strcmp(fz_xml_tag(node), "LinearGradientBrush.Transform"))
transform_tag = fz_xml_down(node);
if (!strcmp(fz_xml_tag(node), "RadialGradientBrush.Transform"))
transform_tag = fz_xml_down(node);
if (!strcmp(fz_xml_tag(node), "LinearGradientBrush.GradientStops"))
stop_tag = fz_xml_down(node);
if (!strcmp(fz_xml_tag(node), "RadialGradientBrush.GradientStops"))
stop_tag = fz_xml_down(node);
}
xps_resolve_resource_reference(doc, dict, &transform_att, &transform_tag, NULL);
spread_method = SPREAD_PAD;
if (spread_att)
{
if (!strcmp(spread_att, "Pad"))
spread_method = SPREAD_PAD;
if (!strcmp(spread_att, "Reflect"))
spread_method = SPREAD_REFLECT;
if (!strcmp(spread_att, "Repeat"))
spread_method = SPREAD_REPEAT;
}
transform = fz_identity;
if (transform_att)
xps_parse_render_transform(doc, transform_att, &transform);
if (transform_tag)
xps_parse_matrix_transform(doc, transform_tag, &transform);
fz_concat(&transform, &transform, ctm);
if (!stop_tag) {
fz_warn(doc->ctx, "missing gradient stops tag");
return;
}
stop_count = xps_parse_gradient_stops(doc, base_uri, stop_tag, stop_list, MAX_STOPS);
if (stop_count == 0)
{
fz_warn(doc->ctx, "no gradient stops found");
return;
}
xps_begin_opacity(doc, &transform, area, base_uri, dict, opacity_att, NULL);
draw(doc, &transform, area, stop_list, stop_count, root, spread_method);
xps_end_opacity(doc, base_uri, dict, opacity_att, NULL);
}
static void drawpage(xps_context *ctx, int pagenum)
{
xps_page *page;
fz_display_list *list;
fz_device *dev;
int start;
int code;
if (showtime)
{
start = gettime();
}
code = xps_load_page(&page, ctx, pagenum - 1);
if (code)
die(fz_rethrow(code, "cannot load page %d in file '%s'", pagenum, filename));
list = NULL;
if (uselist)
{
list = fz_new_display_list();
dev = fz_new_list_device(list);
xps_run_page(ctx, page, dev, fz_identity);
fz_free_device(dev);
}
if (showxml)
{
dev = fz_new_trace_device();
printf("<page number=\"%d\">\n", pagenum);
if (list)
fz_execute_display_list(list, dev, fz_identity, fz_infinite_bbox);
else
xps_run_page(ctx, page, dev, fz_identity);
printf("</page>\n");
fz_free_device(dev);
}
if (showtext)
{
fz_text_span *text = fz_new_text_span();
dev = fz_new_text_device(text);
if (list)
fz_execute_display_list(list, dev, fz_identity, fz_infinite_bbox);
else
xps_run_page(ctx, page, dev, fz_identity);
fz_free_device(dev);
printf("[Page %d]\n", pagenum);
if (showtext > 1)
fz_debug_text_span_xml(text);
else
fz_debug_text_span(text);
printf("\n");
fz_free_text_span(text);
}
if (showmd5 || showtime)
printf("page %s %d", filename, pagenum);
if (output || showmd5 || showtime)
{
float zoom;
fz_matrix ctm;
fz_rect rect;
fz_bbox bbox;
fz_pixmap *pix;
rect.x0 = rect.y0 = 0;
rect.x1 = page->width;
rect.y1 = page->height;
zoom = resolution / 96;
ctm = fz_translate(0, -page->height);
ctm = fz_concat(ctm, fz_scale(zoom, zoom));
bbox = fz_round_rect(fz_transform_rect(ctm, rect));
/* TODO: banded rendering and multi-page ppm */
pix = fz_new_pixmap_with_rect(colorspace, bbox);
if (savealpha)
fz_clear_pixmap(pix);
else
fz_clear_pixmap_with_color(pix, 255);
dev = fz_new_draw_device(glyphcache, pix);
if (list)
fz_execute_display_list(list, dev, ctm, bbox);
else
xps_run_page(ctx, page, dev, ctm);
fz_free_device(dev);
if (output)
{
char buf[512];
sprintf(buf, output, pagenum);
if (strstr(output, ".pgm") || strstr(output, ".ppm") || strstr(output, ".pnm"))
fz_write_pnm(pix, buf);
else if (strstr(output, ".pam"))
fz_write_pam(pix, buf, savealpha);
else if (strstr(output, ".png"))
fz_write_png(pix, buf, savealpha);
}
if (showmd5)
{
fz_md5 md5;
unsigned char digest[16];
int i;
fz_md5_init(&md5);
fz_md5_update(&md5, pix->samples, pix->w * pix->h * pix->n);
fz_md5_final(&md5, digest);
printf(" ");
for (i = 0; i < 16; i++)
printf("%02x", digest[i]);
}
fz_drop_pixmap(pix);
}
if (list)
fz_free_display_list(list);
if (showtime)
{
int end = gettime();
int diff = end - start;
if (diff < timing.min)
{
timing.min = diff;
timing.minpage = pagenum;
}
if (diff > timing.max)
{
timing.max = diff;
timing.maxpage = pagenum;
}
timing.total += diff;
timing.count ++;
printf(" %dms", diff);
}
if (showmd5 || showtime)
printf("\n");
}
pdf_page *
pdf_load_page_by_obj(pdf_document *doc, int number, pdf_obj *pageref)
{
fz_context *ctx = doc->ctx;
pdf_page *page;
pdf_annot *annot;
pdf_obj *pageobj, *obj;
fz_rect mediabox, cropbox, realbox;
float userunit;
fz_matrix mat;
/* SumatraPDF: allow working around broken pdf_lookup_page_obj */
pageobj = pdf_resolve_indirect(pageref);
page = fz_malloc_struct(ctx, pdf_page);
page->resources = NULL;
page->contents = NULL;
page->transparency = 0;
page->links = NULL;
page->annots = NULL;
page->deleted_annots = NULL;
page->tmp_annots = NULL;
page->me = pdf_keep_obj(pageobj);
page->incomplete = 0;
obj = pdf_dict_gets(pageobj, "UserUnit");
if (pdf_is_real(obj))
userunit = pdf_to_real(obj);
else
userunit = 1;
pdf_to_rect(ctx, pdf_lookup_inherited_page_item(doc, pageobj, "MediaBox"), &mediabox);
if (fz_is_empty_rect(&mediabox))
{
fz_warn(ctx, "cannot find page size for page %d", number + 1);
mediabox.x0 = 0;
mediabox.y0 = 0;
mediabox.x1 = 612;
mediabox.y1 = 792;
}
pdf_to_rect(ctx, pdf_lookup_inherited_page_item(doc, pageobj, "CropBox"), &cropbox);
if (!fz_is_empty_rect(&cropbox))
fz_intersect_rect(&mediabox, &cropbox);
page->mediabox.x0 = fz_min(mediabox.x0, mediabox.x1) * userunit;
page->mediabox.y0 = fz_min(mediabox.y0, mediabox.y1) * userunit;
page->mediabox.x1 = fz_max(mediabox.x0, mediabox.x1) * userunit;
page->mediabox.y1 = fz_max(mediabox.y0, mediabox.y1) * userunit;
if (page->mediabox.x1 - page->mediabox.x0 < 1 || page->mediabox.y1 - page->mediabox.y0 < 1)
{
fz_warn(ctx, "invalid page size in page %d", number + 1);
page->mediabox = fz_unit_rect;
}
page->rotate = pdf_to_int(pdf_lookup_inherited_page_item(doc, pageobj, "Rotate"));
/* Snap page->rotate to 0, 90, 180 or 270 */
if (page->rotate < 0)
page->rotate = 360 - ((-page->rotate) % 360);
if (page->rotate >= 360)
page->rotate = page->rotate % 360;
page->rotate = 90*((page->rotate + 45)/90);
if (page->rotate > 360)
page->rotate = 0;
fz_pre_rotate(fz_scale(&page->ctm, 1, -1), -page->rotate);
realbox = page->mediabox;
fz_transform_rect(&realbox, &page->ctm);
fz_pre_scale(fz_translate(&mat, -realbox.x0, -realbox.y0), userunit, userunit);
fz_concat(&page->ctm, &page->ctm, &mat);
fz_try(ctx)
{
obj = pdf_dict_gets(pageobj, "Annots");
if (obj)
{
page->links = pdf_load_link_annots(doc, obj, &page->ctm);
page->annots = pdf_load_annots(doc, obj, page);
}
}
fz_catch(ctx)
{
if (fz_caught(ctx) != FZ_ERROR_TRYLATER)
/* SumatraPDF: ignore annotations in case of unexpected errors */
fz_warn(ctx, "unexpectedly failed to load page annotations");
page->incomplete |= PDF_PAGE_INCOMPLETE_ANNOTS;
}
page->duration = pdf_to_real(pdf_dict_gets(pageobj, "Dur"));
obj = pdf_dict_gets(pageobj, "Trans");
page->transition_present = (obj != NULL);
if (obj)
{
pdf_load_transition(doc, page, obj);
}
// TODO: inherit
page->resources = pdf_lookup_inherited_page_item(doc, pageobj, "Resources");
if (page->resources)
pdf_keep_obj(page->resources);
obj = pdf_dict_gets(pageobj, "Contents");
fz_try(ctx)
{
page->contents = pdf_keep_obj(obj);
if (pdf_resources_use_blending(doc, page->resources))
page->transparency = 1;
/* cf. http://code.google.com/p/sumatrapdf/issues/detail?id=2107 */
else if (!strcmp(pdf_to_name(pdf_dict_getp(pageobj, "Group/S")), "Transparency"))
page->transparency = 1;
for (annot = page->annots; annot && !page->transparency; annot = annot->next)
if (annot->ap && pdf_resources_use_blending(doc, annot->ap->resources))
page->transparency = 1;
}
fz_catch(ctx)
{
if (fz_caught(ctx) != FZ_ERROR_TRYLATER)
{
pdf_free_page(doc, page);
fz_rethrow_message(ctx, "cannot load page %d contents (%d 0 R)", number + 1, pdf_to_num(pageref));
}
page->incomplete |= PDF_PAGE_INCOMPLETE_CONTENTS;
}
return page;
}
static void drawbmp(fz_context *ctx, fz_document *doc, fz_page *page, fz_display_list *list, int pagenum, fz_cookie *cookie)
{
float zoom;
fz_matrix ctm;
fz_irect ibounds;
fz_rect bounds, tbounds;
int w, h;
fz_device *dev;
HDC dc;
RECT rc;
HBRUSH bg_brush;
HANDLE hmap;
HBITMAP hbmp;
BITMAPINFO bmi = { 0 };
unsigned char *bmp_data;
fz_bound_page(doc, page, &bounds);
zoom = resolution / 72;
fz_pre_scale(fz_rotate(&ctm, rotation), zoom, zoom);
tbounds = bounds;
fz_round_rect(&ibounds, fz_transform_rect(&tbounds, &ctm));
w = width;
h = height;
if (res_specified)
{
fz_round_rect(&ibounds, &tbounds);
if (w && ibounds.x1 - ibounds.x0 <= w)
w = 0;
if (h && ibounds.y1 - ibounds.y0 <= h)
h = 0;
}
if (w || h)
{
float scalex = w / (tbounds.x1 - tbounds.x0);
float scaley = h / (tbounds.y1 - tbounds.y0);
fz_matrix scale_mat;
if (w == 0)
scalex = fit ? 1.0f : scaley;
if (h == 0)
scaley = fit ? 1.0f : scalex;
if (!fit)
scalex = scaley = min(scalex, scaley);
fz_concat(&ctm, &ctm, fz_scale(&scale_mat, scalex, scaley));
tbounds = bounds;
fz_transform_rect(&tbounds, &ctm);
}
fz_round_rect(&ibounds, &tbounds);
fz_rect_from_irect(&tbounds, &ibounds);
w = ibounds.x1 - ibounds.x0;
h = ibounds.y1 - ibounds.y0;
bmi.bmiHeader.biSize = sizeof(bmi.bmiHeader);
bmi.bmiHeader.biWidth = w;
bmi.bmiHeader.biHeight = output_format == OUT_TGA ? -h : h;
bmi.bmiHeader.biPlanes = 1;
bmi.bmiHeader.biBitCount = output_format == OUT_TGA ? 32 : 24;
bmi.bmiHeader.biCompression = BI_RGB;
bmi.bmiHeader.biSizeImage = (output_format == OUT_TGA ? w : ((w * 3 + 3) / 4)) * h * 4;
hmap = CreateFileMapping(INVALID_HANDLE_VALUE, NULL, PAGE_READWRITE, 0, bmi.bmiHeader.biSizeImage, NULL);
hbmp = CreateDIBSection(NULL, &bmi, DIB_RGB_COLORS, &bmp_data, hmap, 0);
if (!hbmp)
fz_throw(ctx, FZ_ERROR_GENERIC, "failed to create a %d x %d bitmap for page %d", w, h, pagenum);
dc = CreateCompatibleDC(NULL);
DeleteObject(SelectObject(dc, hbmp));
SetRect(&rc, 0, 0, w, h);
bg_brush = CreateSolidBrush(RGB(0xFF,0xFF,0xFF));
FillRect(dc, &rc, bg_brush);
DeleteObject(bg_brush);
dev = fz_new_gdiplus_device(ctx, dc, &tbounds);
if (list)
fz_run_display_list(list, dev, &ctm, &tbounds, cookie);
else
fz_run_page(doc, page, dev, &ctm, cookie);
fz_free_device(dev);
GdiFlush();
DeleteDC(dc);
if (output)
{
char buf[512];
FILE *f;
sprintf(buf, output, pagenum);
f = fopen(buf, "wb");
if (!f)
fz_throw(ctx, FZ_ERROR_GENERIC, "could not create raster file '%s'", buf);
if (output_format == OUT_TGA)
{
fz_pixmap *pix = fz_new_pixmap_with_data(ctx, fz_device_bgr(ctx), w, h, bmp_data);
fz_write_tga(ctx, pix, buf, 0);
fz_drop_pixmap(ctx, pix);
}
else
{
BITMAPFILEHEADER bmpfh = { 0 };
static const int one = 1;
if (!*(char *)&one)
fz_throw(ctx, FZ_ERROR_GENERIC, "rendering to BMP is not supported on big-endian architectures");
bmpfh.bfType = MAKEWORD('B', 'M');
bmpfh.bfOffBits = sizeof(bmpfh) + sizeof(bmi);
bmpfh.bfSize = bmpfh.bfOffBits + bmi.bmiHeader.biSizeImage;
fwrite(&bmpfh, sizeof(bmpfh), 1, f);
fwrite(&bmi, sizeof(bmi), 1, f);
fwrite(bmp_data, 1, bmi.bmiHeader.biSizeImage, f);
}
fclose(f);
}
if (showmd5)
{
fz_pixmap *pix = fz_new_pixmap_with_data(ctx, fz_device_bgr(ctx), bmi.bmiHeader.biSizeImage / 4 / h, h, bmp_data);
unsigned char digest[16];
int i;
fz_md5_pixmap(pix, digest);
printf(" ");
for (i = 0; i < 16; i++)
printf("%02x", digest[i]);
fz_drop_pixmap(ctx, pix);
}
DeleteObject(hbmp);
CloseHandle(hmap);
}
void
drawpnm(int pagenum)
{
fz_error *error;
fz_matrix ctm;
fz_irect bbox;
fz_pixmap *pix;
char namebuf[256];
char buf[256];
int x, y, w, h, b, bh;
int fd;
drawloadpage(pagenum);
ctm = fz_identity();
ctm = fz_concat(ctm, fz_translate(0, -drawpage->mediabox.y1));
ctm = fz_concat(ctm, fz_scale(drawzoom, -drawzoom));
ctm = fz_concat(ctm, fz_rotate(drawrotate + drawpage->rotate));
bbox = fz_roundrect(fz_transformaabb(ctm, drawpage->mediabox));
w = bbox.x1 - bbox.x0;
h = bbox.y1 - bbox.y0;
bh = h / drawbands;
if (drawpattern)
{
sprintf(namebuf, drawpattern, drawcount++);
fd = open(namebuf, O_BINARY|O_WRONLY|O_CREAT|O_TRUNC, 0666);
if (fd < 0)
die(fz_throw("ioerror: could not open file '%s'", namebuf));
}
else
fd = 1;
sprintf(buf, "P6\n%d %d\n255\n", w, h);
write(fd, buf, strlen(buf));
error = fz_newpixmap(&pix, bbox.x0, bbox.y0, w, bh, 4);
if (error)
die(error);
memset(pix->samples, 0xff, pix->h * pix->w * pix->n);
for (b = 0; b < drawbands; b++)
{
if (drawbands > 1)
fprintf(stderr, "drawing band %d / %d\n", b + 1, drawbands);
error = fz_rendertreeover(drawgc, pix, drawpage->tree, ctm);
if (error)
die(error);
for (y = 0; y < pix->h; y++)
{
unsigned char *src = pix->samples + y * pix->w * 4;
unsigned char *dst = src;
for (x = 0; x < pix->w; x++)
{
dst[x * 3 + 0] = src[x * 4 + 1];
dst[x * 3 + 1] = src[x * 4 + 2];
dst[x * 3 + 2] = src[x * 4 + 3];
}
write(fd, dst, pix->w * 3);
memset(src, 0xff, pix->w * 4);
}
pix->y += bh;
if (pix->y + pix->h > bbox.y1)
pix->h = bbox.y1 - pix->y;
}
fz_droppixmap(pix);
if (drawpattern)
close(fd);
drawfreepage();
}
static fz_error *
renderimage(fz_renderer *gc, fz_imagenode *node, fz_matrix ctm)
{
fz_error *error;
fz_image *image = node->image;
fz_irect bbox;
fz_irect clip;
int dx, dy;
fz_pixmap *tile;
fz_pixmap *temp;
fz_matrix imgmat;
fz_matrix invmat;
int fa, fb, fc, fd;
int u0, v0;
int x0, y0;
int w, h;
DEBUG("image %dx%d %d+%d %s\n{\n", image->w, image->h, image->n, image->a, image->cs?image->cs->name:"(nil)");
bbox = fz_roundrect(fz_boundnode((fz_node*)node, ctm));
clip = fz_intersectirects(gc->clip, bbox);
if (fz_isemptyrect(clip))
return nil;
calcimagescale(ctm, image->w, image->h, &dx, &dy);
DEBUG(" load image\n");
error = fz_newpixmap(&tile, 0, 0, image->w, image->h, image->n + 1);
if (error)
return error;
error = image->loadtile(image, tile);
if (error)
goto cleanup;
if (dx != 1 || dy != 1)
{
DEBUG(" scale image 1/%d 1/%d\n", dx, dy);
error = fz_scalepixmap(&temp, tile, dx, dy);
if (error)
goto cleanup;
fz_droppixmap(tile);
tile = temp;
}
if (image->cs && image->cs != gc->model)
{
DEBUG(" convert from %s to %s\n", image->cs->name, gc->model->name);
error = fz_newpixmap(&temp, tile->x, tile->y, tile->w, tile->h, gc->model->n + 1);
if (error)
goto cleanup;
fz_convertpixmap(image->cs, tile, gc->model, temp);
fz_droppixmap(tile);
tile = temp;
}
imgmat.a = 1.0 / tile->w;
imgmat.b = 0.0;
imgmat.c = 0.0;
imgmat.d = -1.0 / tile->h;
imgmat.e = 0.0;
imgmat.f = 1.0;
invmat = fz_invertmatrix(fz_concat(imgmat, ctm));
w = clip.x1 - clip.x0;
h = clip.y1 - clip.y0;
x0 = clip.x0;
y0 = clip.y0;
u0 = (invmat.a * (x0+0.5) + invmat.c * (y0+0.5) + invmat.e) * 65536;
v0 = (invmat.b * (x0+0.5) + invmat.d * (y0+0.5) + invmat.f) * 65536;
fa = invmat.a * 65536;
fb = invmat.b * 65536;
fc = invmat.c * 65536;
fd = invmat.d * 65536;
#define PSRC tile->samples, tile->w, tile->h
#define PDST(p) p->samples + ((y0-p->y) * p->w + (x0-p->x)) * p->n, p->w * p->n
#define PCTM u0, v0, fa, fb, fc, fd, w, h
switch (gc->flag)
{
case FNONE:
{
DEBUG(" fnone %d x %d\n", w, h);
if (image->cs)
error = fz_newpixmapwithrect(&gc->dest, clip, gc->model->n + 1);
else
error = fz_newpixmapwithrect(&gc->dest, clip, 1);
if (error)
goto cleanup;
if (image->cs)
fz_img_4c4(PSRC, PDST(gc->dest), PCTM);
else
fz_img_1c1(PSRC, PDST(gc->dest), PCTM);
}
break;
case FOVER:
{
DEBUG(" fover %d x %d\n", w, h);
if (image->cs)
fz_img_4o4(PSRC, PDST(gc->over), PCTM);
else
fz_img_1o1(PSRC, PDST(gc->over), PCTM);
}
break;
case FOVER | FRGB:
DEBUG(" fover+rgb %d x %d\n", w, h);
fz_img_w3i1o4(gc->rgb, PSRC, PDST(gc->over), PCTM);
break;
default:
assert(!"impossible flag in image span function");
}
DEBUG("}\n");
fz_droppixmap(tile);
return nil;
cleanup:
fz_droppixmap(tile);
return error;
}
