annotate Framework/Widgets/TestCairoWidget.cpp @ 621:8adc8cfb50c7

fix
author Sebastien Jodogne <s.jodogne@gmail.com>
date Tue, 07 May 2019 11:59:46 +0200
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children 4f2416d519b4
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /**
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2 * Stone of Orthanc
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3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
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4 * Department, University Hospital of Liege, Belgium
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5 * Copyright (C) 2017-2019 Osimis S.A., Belgium
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6 *
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7 * This program is free software: you can redistribute it and/or
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8 * modify it under the terms of the GNU Affero General Public License
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9 * as published by the Free Software Foundation, either version 3 of
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10 * the License, or (at your option) any later version.
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11 *
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12 * This program is distributed in the hope that it will be useful, but
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13 * WITHOUT ANY WARRANTY; without even the implied warranty of
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14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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15 * Affero General Public License for more details.
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16 *
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17 * You should have received a copy of the GNU Affero General Public License
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18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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19 **/
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22 #include "TestCairoWidget.h"
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24 #include <stdio.h>
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27 namespace OrthancStone
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28 {
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29 namespace Samples
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30 {
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31 void TestCairoWidget::DoAnimation()
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32 {
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33 value_ -= 0.01f;
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34 if (value_ < 0)
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35 {
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36 value_ = 1;
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37 }
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39 NotifyContentChanged();
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40 }
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43 bool TestCairoWidget::RenderCairo(CairoContext& context)
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44 {
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45 cairo_t* cr = context.GetObject();
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47 cairo_set_source_rgb (cr, .3, 0, 0);
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48 cairo_paint(cr);
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50 cairo_set_source_rgb(cr, 0, 1, 0);
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51 cairo_rectangle(cr, width_ / 4, height_ / 4, width_ / 2, height_ / 2);
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52 cairo_set_line_width(cr, 1.0);
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53 cairo_fill(cr);
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55 cairo_set_source_rgb(cr, 0, 1, value_);
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56 cairo_rectangle(cr, width_ / 2 - 50, height_ / 2 - 50, 100, 100);
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57 cairo_fill(cr);
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59 return true;
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60 }
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63 void TestCairoWidget::RenderMouseOverCairo(CairoContext& context,
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64 int x,
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65 int y)
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66 {
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67 cairo_t* cr = context.GetObject();
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69 cairo_set_source_rgb (cr, 1, 0, 0);
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70 cairo_rectangle(cr, x - 5, y - 5, 10, 10);
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71 cairo_set_line_width(cr, 1.0);
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72 cairo_stroke(cr);
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74 char buf[64];
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75 sprintf(buf, "(%d,%d)", x, y);
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76 UpdateStatusBar(buf);
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77 }
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80 TestCairoWidget::TestCairoWidget(const std::string& name, bool animate) :
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81 CairoWidget(name),
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82 width_(0),
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83 height_(0),
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84 value_(1),
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85 animate_(animate)
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86 {
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87 }
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90 void TestCairoWidget::SetSize(unsigned int width,
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91 unsigned int height)
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92 {
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93 CairoWidget::SetSize(width, height);
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94 width_ = width;
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95 height_ = height;
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96 }
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98
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99 IMouseTracker* TestCairoWidget::CreateMouseTracker(MouseButton button,
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100 int x,
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101 int y,
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102 KeyboardModifiers modifiers,
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103 const std::vector<Touch>& touches)
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104 {
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105 UpdateStatusBar("Click");
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106 return NULL;
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107 }
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109
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110 void TestCairoWidget::MouseWheel(MouseWheelDirection direction,
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111 int x,
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112 int y,
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113 KeyboardModifiers modifiers)
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114 {
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115 UpdateStatusBar(direction == MouseWheelDirection_Down ? "Wheel down" : "Wheel up");
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116 }
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119 void TestCairoWidget::KeyPressed(KeyboardKeys key,
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120 char keyChar,
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121 KeyboardModifiers modifiers)
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122 {
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123 UpdateStatusBar("Key pressed: \"" + std::string(1, keyChar) + "\"");
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124 }
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125 }
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126 }