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comparison Framework/Scene2D/Internals/OpenGLTextProgram.h @ 592:bbe29efd3d1c

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OpenGLLinesProgram
author Sebastien Jodogne <s.jodogne@gmail.com>
date Fri, 26 Apr 2019 12:55:43 +0200
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children 2d8ab34c8c91
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591:b66ced2c43d4 592:bbe29efd3d1c
1 /**
2 * Stone of Orthanc
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
4 * Department, University Hospital of Liege, Belgium
5 * Copyright (C) 2017-2019 Osimis S.A., Belgium
6 *
7 * This program is free software: you can redistribute it and/or
8 * modify it under the terms of the GNU Affero General Public License
9 * as published by the Free Software Foundation, either version 3 of
10 * the License, or (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Affero General Public License for more details.
16 *
17 * You should have received a copy of the GNU Affero General Public License
18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
19 **/
20
21
22 #pragma once
23
24 #include "../../Fonts/GlyphTextureAlphabet.h"
25 #include "../../OpenGL/IOpenGLContext.h"
26 #include "../../OpenGL/OpenGLProgram.h"
27 #include "../../OpenGL/OpenGLTexture.h"
28 #include "../../Toolbox/AffineTransform2D.h"
29 #include "../TextSceneLayer.h"
30
31 namespace OrthancStone
32 {
33 namespace Internals
34 {
35 class OpenGLTextProgram : public boost::noncopyable
36 {
37 public:
38 class Data : public boost::noncopyable
39 {
40 private:
41 OpenGL::IOpenGLContext& context_;
42 size_t coordinatesCount_;
43 GLuint buffers_[2];
44 float red_;
45 float green_;
46 float blue_;
47 double x_;
48 double y_;
49 double border_;
50 unsigned int textWidth_;
51 unsigned int textHeight_;
52 BitmapAnchor anchor_;
53
54 public:
55 Data(OpenGL::IOpenGLContext& context,
56 const GlyphTextureAlphabet& alphabet,
57 const TextSceneLayer& layer);
58
59 ~Data();
60
61 bool IsEmpty() const
62 {
63 return coordinatesCount_ == 0;
64 }
65
66 size_t GetCoordinatesCount() const
67 {
68 return coordinatesCount_;
69 }
70
71 GLuint GetSceneLocationsBuffer() const;
72
73 GLuint GetTextureLocationsBuffer() const;
74
75 float GetRed() const
76 {
77 return red_;
78 }
79
80 float GetGreen() const
81 {
82 return green_;
83 }
84
85 float GetBlue() const
86 {
87 return blue_;
88 }
89
90 double GetX() const
91 {
92 return x_;
93 }
94
95 double GetY() const
96 {
97 return y_;
98 }
99
100 double GetBorder() const
101 {
102 return border_;
103 }
104
105 unsigned int GetTextWidth() const
106 {
107 return textWidth_;
108 }
109
110 unsigned int GetTextHeight() const
111 {
112 return textHeight_;
113 }
114
115 BitmapAnchor GetAnchor() const
116 {
117 return anchor_;
118 }
119 };
120
121 private:
122 OpenGL::IOpenGLContext& context_;
123 std::auto_ptr<OpenGL::OpenGLProgram> program_;
124 GLint positionLocation_;
125 GLint textureLocation_;
126
127 public:
128 OpenGLTextProgram(OpenGL::IOpenGLContext& context);
129
130 void Apply(OpenGL::OpenGLTexture& fontTexture,
131 const Data& data,
132 const AffineTransform2D& transform);
133 };
134 }
135 }