Mercurial > hg > orthanc-stone
annotate Framework/Widgets/WidgetBase.cpp @ 278:8a86695fcbc3 am-2
renamings
| author | am@osimis.io |
|---|---|
| date | Mon, 27 Aug 2018 14:58:37 +0200 |
| parents | f21ba2468570 |
| children | 6cc3ce74dc05 |
| 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 | |
|
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5 * Copyright (C) 2017-2018 Osimis S.A., Belgium |
| 0 | 6 * |
| 7 * This program is free software: you can redistribute it and/or | |
| 47 | 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. | |
| 0 | 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 | |
| 47 | 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 | |
| 0 | 18 * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 19 **/ | |
| 20 | |
| 21 | |
| 22 #include "WidgetBase.h" | |
| 23 | |
|
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24 #include <Core/OrthancException.h> |
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25 #include <Core/Images/ImageProcessing.h> |
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26 #include <Core/Logging.h> |
| 0 | 27 |
| 28 namespace OrthancStone | |
| 29 { | |
| 278 | 30 void WidgetBase::NotifyContentChanged() |
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31 { |
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32 if (parent_ != NULL) |
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33 { |
| 278 | 34 parent_->NotifyContentChanged(); |
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35 } |
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36 |
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37 if (viewport_ != NULL) |
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38 { |
| 278 | 39 viewport_->NotifyContentChanged(*this); |
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40 } |
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41 } |
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42 |
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43 |
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44 void WidgetBase::SetParent(IWidget& parent) |
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45 { |
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46 if (parent_ != NULL) |
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47 { |
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48 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); |
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49 } |
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50 else |
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51 { |
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52 parent_ = &parent; |
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53 } |
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54 } |
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55 |
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56 |
| 0 | 57 void WidgetBase::ClearBackgroundOrthanc(Orthanc::ImageAccessor& target) const |
| 58 { | |
| 59 // Clear the background using Orthanc | |
| 60 | |
| 61 if (backgroundCleared_) | |
| 62 { | |
| 63 Orthanc::ImageProcessing::Set(target, | |
| 64 backgroundColor_[0], | |
| 65 backgroundColor_[1], | |
| 66 backgroundColor_[2], | |
| 67 255 /* alpha */); | |
| 68 } | |
| 69 } | |
| 70 | |
| 71 | |
| 72 void WidgetBase::ClearBackgroundCairo(CairoContext& context) const | |
| 73 { | |
| 74 // Clear the background using Cairo | |
| 75 | |
| 76 if (IsBackgroundCleared()) | |
| 77 { | |
| 78 uint8_t red, green, blue; | |
| 79 GetBackgroundColor(red, green, blue); | |
| 80 | |
| 81 context.SetSourceColor(red, green, blue); | |
| 82 cairo_paint(context.GetObject()); | |
| 83 } | |
| 84 } | |
| 85 | |
| 86 | |
| 87 void WidgetBase::ClearBackgroundCairo(Orthanc::ImageAccessor& target) const | |
| 88 { | |
| 89 CairoSurface surface(target); | |
| 90 CairoContext context(surface); | |
| 91 ClearBackgroundCairo(context); | |
| 92 } | |
| 93 | |
| 94 | |
| 95 void WidgetBase::UpdateStatusBar(const std::string& message) | |
| 96 { | |
| 97 if (statusBar_ != NULL) | |
| 98 { | |
| 99 statusBar_->SetMessage(message); | |
| 100 } | |
| 101 } | |
| 102 | |
| 103 | |
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104 WidgetBase::WidgetBase(const std::string& name) : |
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105 parent_(NULL), |
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106 viewport_(NULL), |
| 0 | 107 statusBar_(NULL), |
| 85 | 108 backgroundCleared_(false), |
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109 transmitMouseOver_(false), |
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110 name_(name) |
| 0 | 111 { |
| 112 backgroundColor_[0] = 0; | |
| 113 backgroundColor_[1] = 0; | |
| 114 backgroundColor_[2] = 0; | |
| 115 } | |
| 116 | |
| 117 | |
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118 void WidgetBase::SetViewport(IViewport& viewport) |
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119 { |
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120 if (viewport_ != NULL) |
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121 { |
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122 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); |
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123 } |
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124 else |
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125 { |
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126 viewport_ = &viewport; |
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127 } |
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128 } |
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129 |
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130 |
| 0 | 131 void WidgetBase::SetBackgroundColor(uint8_t red, |
| 132 uint8_t green, | |
| 133 uint8_t blue) | |
| 134 { | |
| 135 backgroundColor_[0] = red; | |
| 136 backgroundColor_[1] = green; | |
| 137 backgroundColor_[2] = blue; | |
| 138 } | |
| 139 | |
| 140 void WidgetBase::GetBackgroundColor(uint8_t& red, | |
| 141 uint8_t& green, | |
| 142 uint8_t& blue) const | |
| 143 { | |
| 144 red = backgroundColor_[0]; | |
| 145 green = backgroundColor_[1]; | |
| 146 blue = backgroundColor_[2]; | |
| 147 } | |
| 148 | |
| 149 | |
| 150 bool WidgetBase::Render(Orthanc::ImageAccessor& surface) | |
| 151 { | |
| 152 #if 0 | |
| 153 ClearBackgroundOrthanc(surface); | |
| 154 #else | |
| 155 ClearBackgroundCairo(surface); // Faster than Orthanc | |
| 156 #endif | |
| 157 | |
| 158 return true; | |
| 159 } | |
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160 |
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161 |
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162 void WidgetBase::UpdateContent() |
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163 { |
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164 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); |
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165 } |
| 0 | 166 } |