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| 1 /* |
| 2 * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved. |
| 3 * |
| 4 * Use of this source code is governed by a BSD-style license |
| 5 * that can be found in the LICENSE file in the root of the source |
| 6 * tree. An additional intellectual property rights grant can be found |
| 7 * in the file PATENTS. All contributing project authors may |
| 8 * be found in the AUTHORS file in the root of the source tree. |
| 9 */ |
| 10 #ifndef WEBRTC_TOOLS_EVENT_LOG_VISUALIZER_PLOT_BASE_H_ |
| 11 #define WEBRTC_TOOLS_EVENT_LOG_VISUALIZER_PLOT_BASE_H_ |
| 12 |
| 13 #include <memory> |
| 14 #include <string> |
| 15 #include <utility> |
| 16 #include <vector> |
| 17 |
| 18 namespace webrtc { |
| 19 namespace plotting { |
| 20 |
| 21 enum PlotStyle { LINE_GRAPH, BAR_GRAPH }; |
| 22 |
| 23 struct TimeSeriesPoint { |
| 24 TimeSeriesPoint(float x, float y) : x(x), y(y) {} |
| 25 float x; |
| 26 float y; |
| 27 }; |
| 28 |
| 29 struct TimeSeries { |
| 30 TimeSeries() = default; |
| 31 TimeSeries(TimeSeries&& other) |
| 32 : label(std::move(other.label)), |
| 33 style(other.style), |
| 34 points(std::move(other.points)) {} |
| 35 TimeSeries& operator=(TimeSeries&& other) { |
| 36 label = std::move(other.label); |
| 37 style = other.style; |
| 38 points = std::move(other.points); |
| 39 return *this; |
| 40 } |
| 41 |
| 42 std::string label; |
| 43 PlotStyle style; |
| 44 std::vector<TimeSeriesPoint> points; |
| 45 }; |
| 46 |
| 47 // This is basically a struct that represents of a general graph, with axes, |
| 48 // title and one or more data series. We make it a class only to document that |
| 49 // it also specifies an interface for the draw()ing objects. |
| 50 class Plot { |
| 51 public: |
| 52 virtual ~Plot() {} |
| 53 virtual void draw() = 0; |
| 54 |
| 55 float xaxis_min; |
| 56 float xaxis_max; |
| 57 std::string xaxis_label; |
| 58 float yaxis_min; |
| 59 float yaxis_max; |
| 60 std::string yaxis_label; |
| 61 std::vector<TimeSeries> series; |
| 62 std::string title; |
| 63 }; |
| 64 |
| 65 class PlotCollection { |
| 66 public: |
| 67 virtual ~PlotCollection() {} |
| 68 virtual void draw() = 0; |
| 69 virtual Plot* append_new_plot() = 0; |
| 70 |
| 71 protected: |
| 72 std::vector<std::unique_ptr<Plot> > plots; |
| 73 }; |
| 74 |
| 75 } // namespace plotting |
| 76 } // namespace webrtc |
| 77 |
| 78 #endif // WEBRTC_TOOLS_EVENT_LOG_VISUALIZER_PLOT_BASE_H_ |
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