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API cleanup, more work on documentation.

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This commit is contained in:
Michael R Sweet
2021-06-07 08:34:30 -04:00
parent c158587070
commit a698b9c1a2
13 changed files with 1031 additions and 281 deletions
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60
testpdfio.c
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@@ -77,7 +77,6 @@ do_test_file(const char *filename) // I - PDF filename
num_pages; // Number of pages
pdfio_obj_t *obj; // Object
pdfio_dict_t *dict; // Object dictionary
const char *type; // Object type
// Try opening the file...
@@ -87,7 +86,7 @@ do_test_file(const char *filename) // I - PDF filename
puts("PASS");
// Show basic stats...
num_objs = pdfioFileGetNumObjects(pdf);
num_objs = pdfioFileGetNumObjs(pdf);
num_pages = pdfioFileGetNumPages(pdf);
printf(" PDF %s, %d pages, %d objects.\n", pdfioFileGetVersion(pdf), (int)num_pages, (int)num_objs);
@@ -108,7 +107,7 @@ do_test_file(const char *filename) // I - PDF filename
if (!pdfioDictGetRect(dict, "MediaBox", &media_box))
{
if ((obj = pdfioDictGetObject(dict, "Parent")) != NULL)
if ((obj = pdfioDictGetObj(dict, "Parent")) != NULL)
{
dict = pdfioObjGetDict(obj);
pdfioDictGetRect(dict, "MediaBox", &media_box);
@@ -122,7 +121,7 @@ do_test_file(const char *filename) // I - PDF filename
// Show the associated value with each object...
for (n = 0; n < num_objs; n ++)
{
if ((obj = pdfioFileGetObject(pdf, n)) == NULL)
if ((obj = pdfioFileGetObj(pdf, n)) == NULL)
{
printf(" Unable to get object #%d.\n", (int)n);
}
@@ -157,7 +156,6 @@ static int // O - Exit status
do_unit_tests(void)
{
int i; // Looping var
char filename[256]; // PDF filename
pdfio_file_t *pdf, // Test PDF file
*outpdf; // Output PDF file
bool error = false; // Error callback data
@@ -214,21 +212,21 @@ do_unit_tests(void)
return (1);
// Create some image objects...
fputs("pdfioFileCreateImageObject(\"testfiles/color.jpg\"): ", stdout);
if ((color_jpg = pdfioFileCreateImageObject(outpdf, "testfiles/color.jpg", true)) != NULL)
fputs("pdfioFileCreateImageObj(\"testfiles/color.jpg\"): ", stdout);
if ((color_jpg = pdfioFileCreateImageObj(outpdf, "testfiles/color.jpg", true)) != NULL)
puts("PASS");
else
return (1);
fputs("pdfioFileCreateImageObject(\"testfiles/gray.jpg\"): ", stdout);
if ((gray_jpg = pdfioFileCreateImageObject(outpdf, "testfiles/gray.jpg", true)) != NULL)
fputs("pdfioFileCreateImageObj(\"testfiles/gray.jpg\"): ", stdout);
if ((gray_jpg = pdfioFileCreateImageObj(outpdf, "testfiles/gray.jpg", true)) != NULL)
puts("PASS");
else
return (1);
// Create fonts...
fputs("pdfioFileCreateBaseFontObject(\"Helvetica\"): ", stdout);
if ((helvetica = pdfioFileCreateBaseFontObject(outpdf, "Helvetica")) != NULL)
fputs("pdfioFileCreateBaseFontObj(\"Helvetica\"): ", stdout);
if ((helvetica = pdfioFileCreateBaseFontObj(outpdf, "Helvetica")) != NULL)
puts("PASS");
else
return (1);
@@ -276,7 +274,7 @@ do_unit_tests(void)
return (1);
// Write a page with test images...
first_image = pdfioFileGetNumObjects(outpdf);
first_image = pdfioFileGetNumObjs(outpdf);
if (write_images(outpdf, 7, helvetica))
return (1);
@@ -330,7 +328,7 @@ do_unit_tests(void)
// Verify the images
for (i = 0; i < 7; i ++)
verify_image(pdf, (size_t)(first_image + i));
verify_image(pdf, first_image + (size_t)i);
// Close the new PDF file...
fputs("pdfioFileClose(\"testpdfio-out.pdf\"): ", stdout);
@@ -489,8 +487,8 @@ verify_image(pdfio_file_t *pdf, // I - PDF file
ssize_t bytes; // Bytes read from stream
printf("pdfioFileFindObject(%lu): ", (unsigned long)number);
if ((obj = pdfioFileFindObject(pdf, number)) != NULL)
printf("pdfioFileFindObj(%lu): ", (unsigned long)number);
if ((obj = pdfioFileFindObj(pdf, number)) != NULL)
puts("PASS");
else
return (1);
@@ -550,9 +548,9 @@ verify_image(pdfio_file_t *pdf, // I - PDF file
{
for (x = 0, bufptr = buffer; x < 256; x ++, bufptr += 3)
{
bufptr[0] = y;
bufptr[1] = y + x;
bufptr[2] = y - x;
bufptr[0] = (unsigned char)y;
bufptr[1] = (unsigned char)(y + x);
bufptr[2] = (unsigned char)(y - x);
}
if ((bytes = pdfioStreamRead(st, line, sizeof(line))) != (ssize_t)sizeof(line))
@@ -1040,7 +1038,7 @@ write_image_object(
pdfioDictSetDict(dict, "DecodeParms", decode);
// Create the image object...
if ((obj = pdfioFileCreateObject(pdf, dict)) == NULL)
if ((obj = pdfioFileCreateObj(pdf, dict)) == NULL)
return (NULL);
// Create the image stream and write the image...
@@ -1051,9 +1049,9 @@ write_image_object(
{
for (x = 0, bufptr = buffer; x < 256; x ++, bufptr += 3)
{
bufptr[0] = y;
bufptr[1] = y + x;
bufptr[2] = y - x;
bufptr[0] = (unsigned char)y;
bufptr[1] = (unsigned char)(y + x);
bufptr[2] = (unsigned char)(y - x);
}
if (!pdfioStreamWrite(st, buffer, sizeof(buffer)))
@@ -1182,7 +1180,7 @@ write_images(pdfio_file_t *pdf, // I - PDF file
for (p = _PDFIO_PREDICTOR_PNG_NONE; p <= _PDFIO_PREDICTOR_PNG_AUTO; p ++)
{
int i = p - _PDFIO_PREDICTOR_PNG_NONE;
int i = (int)p - _PDFIO_PREDICTOR_PNG_NONE;
snprintf(pname, sizeof(pname), "IM%d", p);
snprintf(plabel, sizeof(plabel), "PNG Predictor %d", p);
@@ -1371,20 +1369,20 @@ write_png(pdfio_file_t *pdf, // I - PDF file
// Import the PNG test images
fputs("pdfioFileCreateImageObject(\"testfiles/pdfio-color.png\"): ", stdout);
if ((color = pdfioFileCreateImageObject(pdf, "testfiles/pdfio-color.png", false)) != NULL)
fputs("pdfioFileCreateImageObj(\"testfiles/pdfio-color.png\"): ", stdout);
if ((color = pdfioFileCreateImageObj(pdf, "testfiles/pdfio-color.png", false)) != NULL)
puts("PASS");
else
return (1);
fputs("pdfioFileCreateImageObject(\"testfiles/pdfio-gray.png\"): ", stdout);
if ((gray = pdfioFileCreateImageObject(pdf, "testfiles/pdfio-gray.png", false)) != NULL)
fputs("pdfioFileCreateImageObj(\"testfiles/pdfio-gray.png\"): ", stdout);
if ((gray = pdfioFileCreateImageObj(pdf, "testfiles/pdfio-gray.png", false)) != NULL)
puts("PASS");
else
return (1);
fputs("pdfioFileCreateImageObject(\"testfiles/pdfio-indexed.png\"): ", stdout);
if ((indexed = pdfioFileCreateImageObject(pdf, "testfiles/pdfio-indexed.png", false)) != NULL)
fputs("pdfioFileCreateImageObj(\"testfiles/pdfio-indexed.png\"): ", stdout);
if ((indexed = pdfioFileCreateImageObj(pdf, "testfiles/pdfio-indexed.png", false)) != NULL)
puts("PASS");
else
return (1);
@@ -1572,8 +1570,8 @@ write_text(pdfio_file_t *pdf, // I - PDF file
// Create text font...
fputs("pdfioFileCreateBaseFontObject(\"Courier\"): ", stdout);
if ((courier = pdfioFileCreateBaseFontObject(pdf, "Courier")) != NULL)
fputs("pdfioFileCreateBaseFontObj(\"Courier\"): ", stdout);
if ((courier = pdfioFileCreateBaseFontObj(pdf, "Courier")) != NULL)
puts("PASS");
else
return (1);