Mercurial > hg > orthanc-stone
annotate Framework/Viewport/CairoFont.cpp @ 41:ed07f4bbf1a8
notes
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Wed, 22 Mar 2017 15:57:24 +0100 |
| parents | 7207a407bcd8 |
| children | 28956ed68280 |
| rev | line source |
|---|---|
| 0 | 1 /** |
| 2 * Stone of Orthanc | |
| 3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
| 4 * Department, University Hospital of Liege, Belgium | |
|
40
7207a407bcd8
shared copyright with osimis
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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diff
changeset
|
5 * Copyright (C) 2017 Osimis, Belgium |
| 0 | 6 * |
| 7 * This program is free software: you can redistribute it and/or | |
| 8 * modify it under the terms of the GNU General Public License as | |
| 9 * published by the Free Software Foundation, either version 3 of the | |
| 10 * License, or (at your option) any later version. | |
| 11 * | |
| 12 * In addition, as a special exception, the copyright holders of this | |
| 13 * program give permission to link the code of its release with the | |
| 14 * OpenSSL project's "OpenSSL" library (or with modified versions of it | |
| 15 * that use the same license as the "OpenSSL" library), and distribute | |
| 16 * the linked executables. You must obey the GNU General Public License | |
| 17 * in all respects for all of the code used other than "OpenSSL". If you | |
| 18 * modify file(s) with this exception, you may extend this exception to | |
| 19 * your version of the file(s), but you are not obligated to do so. If | |
| 20 * you do not wish to do so, delete this exception statement from your | |
| 21 * version. If you delete this exception statement from all source files | |
| 22 * in the program, then also delete it here. | |
| 23 * | |
| 24 * This program is distributed in the hope that it will be useful, but | |
| 25 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 26 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 27 * General Public License for more details. | |
| 28 * | |
| 29 * You should have received a copy of the GNU General Public License | |
| 30 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 31 **/ | |
| 32 | |
| 33 | |
| 34 #include "CairoFont.h" | |
| 35 | |
| 16 | 36 #include "../../Resources/Orthanc/Core/Logging.h" |
| 37 #include "../../Resources/Orthanc/Core/OrthancException.h" | |
| 0 | 38 |
| 39 namespace OrthancStone | |
| 40 { | |
| 41 CairoFont::CairoFont(const char* family, | |
| 42 cairo_font_slant_t slant, | |
| 43 cairo_font_weight_t weight) | |
| 44 { | |
| 45 font_ = cairo_toy_font_face_create(family, slant, weight); | |
| 46 if (font_ == NULL) | |
| 47 { | |
| 48 LOG(ERROR) << "Unknown font: " << family; | |
| 49 throw Orthanc::OrthancException(Orthanc::ErrorCode_UnknownResource); | |
| 50 } | |
| 51 } | |
| 52 | |
| 53 | |
| 54 CairoFont::~CairoFont() | |
| 55 { | |
| 56 if (font_ != NULL) | |
| 57 { | |
| 58 cairo_font_face_destroy(font_); | |
| 59 } | |
| 60 } | |
| 61 | |
| 62 | |
| 63 void CairoFont::Draw(CairoContext& context, | |
| 64 const std::string& text, | |
| 65 double size) | |
| 66 { | |
| 67 if (size <= 0) | |
| 68 { | |
| 69 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 70 } | |
| 71 | |
| 72 cairo_t* cr = context.GetObject(); | |
| 73 cairo_set_font_face(cr, font_); | |
| 74 cairo_set_font_size(cr, size); | |
| 75 cairo_show_text(cr, text.c_str()); | |
| 76 } | |
| 77 } |