Mercurial > hg > orthanc-stone
annotate Framework/Widgets/TestWorldSceneWidget.cpp @ 40:7207a407bcd8
shared copyright with osimis
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Wed, 04 Jan 2017 16:37:42 +0100 |
| parents | 351ab0da0150 |
| children | 766d31dc5716 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:
0
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 "TestWorldSceneWidget.h" | |
| 35 | |
| 36 #include <stdio.h> | |
| 37 | |
| 38 namespace OrthancStone | |
| 39 { | |
| 40 namespace Samples | |
| 41 { | |
| 42 class TestWorldSceneWidget::Interactor : public IWorldSceneInteractor | |
| 43 { | |
| 44 public: | |
| 45 virtual IWorldSceneMouseTracker* CreateMouseTracker(WorldSceneWidget& widget, | |
| 46 const SliceGeometry& slice, | |
| 47 const ViewportGeometry& view, | |
| 48 MouseButton button, | |
| 49 double x, | |
| 50 double y, | |
| 51 IStatusBar* statusBar) | |
| 52 { | |
| 53 if (statusBar) | |
| 54 { | |
| 55 char buf[64]; | |
| 56 sprintf(buf, "X = %0.2f, Y = %0.2f", x, y); | |
| 57 statusBar->SetMessage(buf); | |
| 58 } | |
| 59 | |
| 60 return NULL; | |
| 61 } | |
| 62 | |
| 63 virtual void MouseOver(CairoContext& context, | |
| 64 WorldSceneWidget& widget, | |
| 65 const SliceGeometry& slice, | |
| 66 const ViewportGeometry& view, | |
| 67 double x, | |
| 68 double y, | |
| 69 IStatusBar* statusBar) | |
| 70 { | |
| 71 double S = 0.5; | |
| 72 | |
| 73 if (fabs(x) <= S && | |
| 74 fabs(y) <= S) | |
| 75 { | |
| 76 cairo_t* cr = context.GetObject(); | |
| 77 cairo_set_source_rgb(cr, 1, 0, 0); | |
| 78 cairo_rectangle(cr, -S, -S , 2.0 * S, 2.0 * S); | |
| 79 cairo_set_line_width(cr, 1.0 / view.GetZoom()); | |
| 80 cairo_stroke(cr); | |
| 81 } | |
| 82 } | |
| 83 | |
| 84 virtual void MouseWheel(WorldSceneWidget& widget, | |
| 85 MouseWheelDirection direction, | |
| 86 KeyboardModifiers modifiers, | |
| 87 IStatusBar* statusBar) | |
| 88 { | |
| 89 if (statusBar) | |
| 90 { | |
| 91 statusBar->SetMessage(direction == MouseWheelDirection_Down ? "Wheel down" : "Wheel up"); | |
| 92 } | |
| 93 } | |
| 94 | |
| 95 virtual void KeyPressed(WorldSceneWidget& widget, | |
| 96 char key, | |
| 97 KeyboardModifiers modifiers, | |
| 98 IStatusBar* statusBar) | |
| 99 { | |
| 100 if (statusBar) | |
| 101 { | |
| 102 statusBar->SetMessage("Key pressed: \"" + std::string(1, key) + "\""); | |
| 103 } | |
| 104 } | |
| 105 }; | |
| 106 | |
| 107 | |
| 108 bool TestWorldSceneWidget::RenderScene(CairoContext& context, | |
| 109 const ViewportGeometry& view) | |
| 110 { | |
| 111 cairo_t* cr = context.GetObject(); | |
| 112 | |
| 113 // Clear background | |
| 114 cairo_set_source_rgb(cr, 0, 0, 0); | |
| 115 cairo_paint(cr); | |
| 116 | |
| 117 cairo_set_source_rgb(cr, 0, 1, 0); | |
| 118 cairo_rectangle(cr, -10, -.5, 20, 1); | |
| 119 cairo_fill(cr); | |
| 120 | |
| 121 return true; | |
| 122 } | |
| 123 | |
| 124 | |
| 125 TestWorldSceneWidget::TestWorldSceneWidget() : | |
| 126 interactor_(new Interactor) | |
| 127 { | |
| 128 SetInteractor(*interactor_); | |
| 129 } | |
| 130 | |
| 131 | |
| 132 void TestWorldSceneWidget::GetSceneExtent(double& x1, | |
| 133 double& y1, | |
| 134 double& x2, | |
| 135 double& y2) | |
| 136 { | |
| 137 x1 = -10; | |
| 138 x2 = 10; | |
| 139 y1 = -.5; | |
| 140 y2 = .5; | |
| 141 } | |
| 142 } | |
| 143 } |