Mercurial > hg > orthanc-stone
annotate Framework/Widgets/TestCairoWidget.cpp @ 46:766d31dc5716 wasm
removing threads for wasm
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Wed, 19 Apr 2017 14:33:06 +0200 |
| parents | 7207a407bcd8 |
| children | 25befef48c35 |
| 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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7207a407bcd8
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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 "TestCairoWidget.h" | |
| 35 | |
| 36 #include <stdio.h> | |
| 37 | |
| 38 | |
| 39 namespace OrthancStone | |
| 40 { | |
| 41 namespace Samples | |
| 42 { | |
|
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766d31dc5716
removing threads for wasm
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
40
diff
changeset
|
43 void TestCairoWidget::UpdateContent() |
| 0 | 44 { |
| 45 value_ -= 0.01f; | |
| 46 if (value_ < 0) | |
| 47 { | |
| 48 value_ = 1; | |
| 49 } | |
| 50 | |
| 51 NotifyChange(); | |
| 52 } | |
| 53 | |
| 54 | |
| 55 bool TestCairoWidget::RenderCairo(CairoContext& context) | |
| 56 { | |
| 57 cairo_t* cr = context.GetObject(); | |
| 58 | |
| 59 cairo_set_source_rgb (cr, .3, 0, 0); | |
| 60 cairo_paint(cr); | |
| 61 | |
| 62 cairo_set_source_rgb(cr, 0, 1, 0); | |
| 63 cairo_rectangle(cr, width_ / 4, height_ / 4, width_ / 2, height_ / 2); | |
| 64 cairo_set_line_width(cr, 1.0); | |
| 65 cairo_fill(cr); | |
| 66 | |
| 67 cairo_set_source_rgb(cr, 0, 1, value_); | |
| 68 cairo_rectangle(cr, width_ / 2 - 50, height_ / 2 - 50, 100, 100); | |
| 69 cairo_fill(cr); | |
| 70 | |
| 71 return true; | |
| 72 } | |
| 73 | |
| 74 | |
| 75 void TestCairoWidget::RenderMouseOverCairo(CairoContext& context, | |
| 76 int x, | |
| 77 int y) | |
| 78 { | |
| 79 cairo_t* cr = context.GetObject(); | |
| 80 | |
| 81 cairo_set_source_rgb (cr, 1, 0, 0); | |
| 82 cairo_rectangle(cr, x - 5, y - 5, 10, 10); | |
| 83 cairo_set_line_width(cr, 1.0); | |
| 84 cairo_stroke(cr); | |
| 85 | |
| 86 char buf[64]; | |
| 87 sprintf(buf, "(%d,%d)", x, y); | |
| 88 UpdateStatusBar(buf); | |
| 89 } | |
| 90 | |
| 91 | |
| 92 TestCairoWidget::TestCairoWidget(bool animate) : | |
| 93 width_(0), | |
| 94 height_(0), | |
| 95 value_(1), | |
| 96 animate_(animate) | |
| 97 { | |
| 98 } | |
| 99 | |
| 100 | |
| 101 void TestCairoWidget::SetSize(unsigned int width, | |
| 102 unsigned int height) | |
| 103 { | |
| 104 CairoWidget::SetSize(width, height); | |
| 105 width_ = width; | |
| 106 height_ = height; | |
| 107 } | |
| 108 | |
| 109 | |
| 110 IMouseTracker* TestCairoWidget::CreateMouseTracker(MouseButton button, | |
| 111 int x, | |
| 112 int y, | |
| 113 KeyboardModifiers modifiers) | |
| 114 { | |
| 115 UpdateStatusBar("Click"); | |
| 116 return NULL; | |
| 117 } | |
| 118 | |
| 119 | |
| 120 void TestCairoWidget::MouseWheel(MouseWheelDirection direction, | |
| 121 int x, | |
| 122 int y, | |
| 123 KeyboardModifiers modifiers) | |
| 124 { | |
| 125 UpdateStatusBar(direction == MouseWheelDirection_Down ? "Wheel down" : "Wheel up"); | |
| 126 } | |
| 127 | |
| 128 | |
| 129 void TestCairoWidget::KeyPressed(char key, | |
| 130 KeyboardModifiers modifiers) | |
| 131 { | |
| 132 UpdateStatusBar("Key pressed: \"" + std::string(1, key) + "\""); | |
| 133 } | |
| 134 } | |
| 135 } |