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Fixed empty page with color input

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git-svn-id: https://tesseract-ocr.googlecode.com/svn/trunk@1032 d0cd1f9f-072b-0410-8dd7-cf729c803f20
This commit is contained in:
theraysmith@gmail.com 2014-01-30 02:18:51 +00:00
parent a66f5b84c8
commit 4585a4c9df
1 changed files with 19 additions and 18 deletions
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37
api/pdfrenderer.cpp
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@ -82,7 +82,7 @@ char* TessPDFRenderer::GetPDFTextObjects(TessBaseAPI* api,
while (!res_it->Empty(RIL_BLOCK)) {
if (res_it->IsAtBeginningOf(RIL_BLOCK)) {
pdf_str += "BT\n3 Tr\n"; // Begin text object, use invisible ink
old_pointsize = 0.0; // Let's always declare our fonts at this scope
old_pointsize = 0.0; // Every block will declare its font
}
int line_x1, line_y1, line_x2, line_y2;
@ -177,18 +177,6 @@ char* TessPDFRenderer::GetPDFTextObjects(TessBaseAPI* api,
break;
}
bool bold, italic, underlined, monospace, serif, smallcaps;
int font_id;
res_it->WordFontAttributes(&bold, &italic, &underlined, &monospace,
&serif, &smallcaps, &pointsize, &font_id);
if (pointsize != old_pointsize) {
char textfont[20];
snprintf(textfont, sizeof(textfont), "/f-0-0 %d Tf\n", pointsize);
pdf_str += textfont; // Custom font
old_pointsize = pointsize;
}
pdf_str.add_str_double("", prec(a)); // . This affine matrix
pdf_str.add_str_double(" ", prec(b)); // . sets the coordinate
pdf_str.add_str_double(" ", prec(c)); // . system for all
@ -201,12 +189,25 @@ char* TessPDFRenderer::GetPDFTextObjects(TessBaseAPI* api,
pdf_str.add_str_double(" ", prec(offset)); // Delta x in pts
pdf_str.add_str_double(" ", 0); // Delta y in pts
pdf_str += (" Td "); // Relative moveto
pointsize = old_pointsize;
}
old_x = x;
old_y = y;
// Adjust font size on a per word granularity. Pay attention to
// pointsize, old_pointsize, and pdf_str.
{
bool bold, italic, underlined, monospace, serif, smallcaps;
int font_id;
res_it->WordFontAttributes(&bold, &italic, &underlined, &monospace,
&serif, &smallcaps, &pointsize, &font_id);
if (pointsize != old_pointsize) {
char textfont[20];
snprintf(textfont, sizeof(textfont), "/f-0-0 %d Tf ", pointsize);
pdf_str += textfont;
old_pointsize = pointsize;
}
}
bool last_word_in_line = res_it->IsAtFinalElement(RIL_TEXTLINE, RIL_WORD);
bool last_word_in_block = res_it->IsAtFinalElement(RIL_BLOCK, RIL_WORD);
STRING pdf_word("");
@ -234,8 +235,8 @@ char* TessPDFRenderer::GetPDFTextObjects(TessBaseAPI* api,
pdf_str.add_str_double("", h_stretch);
pdf_str += " Tz"; // horizontal stretch
pdf_str += " [ ";
pdf_str += pdf_word; // word in UTF-16BE representation
pdf_str += " ] TJ"; // show the text
pdf_str += pdf_word; // UTF-16BE representation
pdf_str += " ] TJ"; // show the text
}
if (last_word_in_line) {
pdf_str += " \n";
@ -530,7 +531,7 @@ bool TessPDFRenderer::pixToPDFObj(Pix *pix, long int objnum,
colorspace = "/DeviceGray";
break;
case 3:
colorspace = "/DeviceColor";
colorspace = "/DeviceRGB";
break;
default:
return false;