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-rw-r--r--samples/pdfium_test.cc40
1 files changed, 21 insertions, 19 deletions
diff --git a/samples/pdfium_test.cc b/samples/pdfium_test.cc
index 054d3f01d1..1dc76fee5b 100644
--- a/samples/pdfium_test.cc
+++ b/samples/pdfium_test.cc
@@ -53,6 +53,7 @@
enum OutputFormat {
OUTPUT_NONE,
+ OUTPUT_STRUCTURE,
OUTPUT_TEXT,
OUTPUT_PPM,
OUTPUT_PNG,
@@ -67,14 +68,12 @@ enum OutputFormat {
struct Options {
Options()
- : show_structure(false),
- show_config(false),
+ : show_config(false),
send_events(false),
pages(false),
md5(false),
output_format(OUTPUT_NONE) {}
- bool show_structure;
bool show_config;
bool send_events;
bool pages;
@@ -502,7 +501,11 @@ bool ParseCommandLine(const std::vector<std::string>& args,
}
options->scale_factor_as_string = cur_arg.substr(8);
} else if (cur_arg == "--show-structure") {
- options->show_structure = true;
+ if (options->output_format != OUTPUT_NONE) {
+ fprintf(stderr, "Duplicate or conflicting --show-structure argument\n");
+ return false;
+ }
+ options->output_format = OUTPUT_STRUCTURE;
} else if (cur_arg.size() > 8 && cur_arg.compare(0, 8, "--pages=") == 0) {
if (options->pages) {
fprintf(stderr, "Duplicate --pages argument\n");
@@ -623,19 +626,19 @@ FPDF_PAGE GetPageForIndex(FPDF_FORMFILLINFO* param,
return page;
}
-static const size_t kBufSize = 1024;
std::wstring ConvertToWString(const unsigned short* buf,
unsigned long buf_size) {
- wchar_t new_buf[kBufSize];
- for (unsigned long i = 0; i < buf_size; ++i)
- new_buf[i] = buf[i];
- return std::wstring(new_buf);
+ std::wstring result;
+ result.reserve(buf_size);
+ std::copy(buf, buf + buf_size, std::back_inserter(result));
+ return result;
}
-void DumpChildStructure(FPDF_STRUCTELEMENT child, const std::string& indent) {
+void DumpChildStructure(FPDF_STRUCTELEMENT child, int indent) {
+ static const size_t kBufSize = 1024;
unsigned short buf[kBufSize];
unsigned long len = FPDF_StructElement_GetType(child, buf, kBufSize);
- printf("%s%ls", indent.c_str(), ConvertToWString(buf, len).c_str());
+ printf("%*s%ls", indent * 2, "", ConvertToWString(buf, len).c_str());
memset(buf, 0, sizeof(buf));
len = FPDF_StructElement_GetAltText(child, buf, kBufSize);
@@ -650,7 +653,7 @@ void DumpChildStructure(FPDF_STRUCTELEMENT child, const std::string& indent) {
if (!sub_child)
continue;
- DumpChildStructure(sub_child, indent + " ");
+ DumpChildStructure(sub_child, indent + 1);
}
}
@@ -658,7 +661,7 @@ void DumpPageStructure(FPDF_PAGE page, const int page_idx) {
std::unique_ptr<void, FPDFStructTreeDeleter> tree(
FPDF_StructTree_GetForPage(page));
if (!tree) {
- printf("Failed to load struct tree for page %d\n", page_idx);
+ fprintf(stderr, "Failed to load struct tree for page %d\n", page_idx);
return;
}
@@ -666,10 +669,10 @@ void DumpPageStructure(FPDF_PAGE page, const int page_idx) {
for (int i = 0; i < FPDF_StructTree_CountChildren(tree.get()); ++i) {
FPDF_STRUCTELEMENT child = FPDF_StructTree_GetChildAtIndex(tree.get(), i);
if (!child) {
- printf("Failed to load child %d for page %d\n", i, page_idx);
+ fprintf(stderr, "Failed to load child %d for page %d\n", i, page_idx);
continue;
}
- DumpChildStructure(child, "");
+ DumpChildStructure(child, 0);
}
printf("\n\n");
}
@@ -685,16 +688,15 @@ bool RenderPage(const std::string& name,
GetPageForIndex(&form_fill_info, doc, page_index));
if (!page.get())
return false;
-
- if (options.show_structure) {
+ if (options.send_events)
+ SendPageEvents(form, page.get(), events);
+ if (options.output_format == OUTPUT_STRUCTURE) {
DumpPageStructure(page.get(), page_index);
return true;
}
std::unique_ptr<void, FPDFTextPageDeleter> text_page(
FPDFText_LoadPage(page.get()));
- if (options.send_events)
- SendPageEvents(form, page.get(), events);
double scale = 1.0;
if (!options.scale_factor_as_string.empty())