moel@391: // --------------------------------------------------------------------------------------------------------------------
moel@391: // <copyright file="PlotControl.cs" company="OxyPlot">
moel@391: //   The MIT License (MIT)
moel@391: //
moel@391: //   Copyright (c) 2012 Oystein Bjorke
moel@391: //
moel@391: //   Permission is hereby granted, free of charge, to any person obtaining a
moel@391: //   copy of this software and associated documentation files (the
moel@391: //   "Software"), to deal in the Software without restriction, including
moel@391: //   without limitation the rights to use, copy, modify, merge, publish,
moel@391: //   distribute, sublicense, and/or sell copies of the Software, and to
moel@391: //   permit persons to whom the Software is furnished to do so, subject to
moel@391: //   the following conditions:
moel@391: //
moel@391: //   The above copyright notice and this permission notice shall be included
moel@391: //   in all copies or substantial portions of the Software.
moel@391: //
moel@391: //   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
moel@391: //   OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
moel@391: //   MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
moel@391: //   IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
moel@391: //   CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
moel@391: //   TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
moel@391: //   SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
moel@391: // </copyright>
moel@391: // --------------------------------------------------------------------------------------------------------------------
moel@391: using System;
moel@391: using System.Collections.Generic;
moel@391: using System.ComponentModel;
moel@391: using System.Drawing;
moel@391: using System.Windows.Forms;
moel@391: using OxyPlot;
moel@391: 
moel@391: namespace Oxyplot.WindowsForms
moel@391: {
moel@391:     public class PlotControl : Control, IPlotControl
moel@391:     {
moel@391:         public List<MouseAction> MouseActions { get; private set; }
moel@391: 
moel@391:         private readonly PanAction panAction;
moel@391:         private readonly SliderAction sliderAction;
moel@391:         private readonly ZoomAction zoomAction;
moel@391:         private Rectangle zoomRectangle;
moel@391: 
moel@391:         public PlotControl()
moel@391:         {
moel@391:             //    InitializeComponent();
moel@391:             DoubleBuffered = true;
moel@391:             Model = new PlotModel();
moel@391: 
moel@391:             panAction = new PanAction(this);
moel@391:             zoomAction = new ZoomAction(this);
moel@391:             sliderAction = new SliderAction(this);
moel@391: 
moel@391:             MouseActions = new List<MouseAction>();
moel@391:             MouseActions.Add(panAction);
moel@391:             MouseActions.Add(zoomAction);
moel@391:             MouseActions.Add(sliderAction);
moel@391:         }
moel@391: 
moel@391:         private PlotModel model;
moel@391: 
moel@391:         [Browsable(false), DefaultValue(null)]
moel@391:         public PlotModel Model
moel@391:         {
moel@391:             get { return model; }
moel@391:             set
moel@391:             {
moel@391:                 model = value;
moel@391:                 Refresh();
moel@391:             }
moel@391:         }
moel@391: 
moel@391:         public override void Refresh()
moel@391:         {
moel@391:             if (model != null)
moel@391:                 model.UpdateData();
moel@391:             base.Refresh();
moel@391:         }
moel@391: 
moel@391:         protected override void OnResize(EventArgs e)
moel@391:         {
moel@391:             base.OnResize(e);
moel@391:             Invalidate();
moel@391:         }
moel@391: 
moel@391:         protected override void OnPaint(PaintEventArgs e)
moel@391:         {
moel@391:             base.OnPaint(e);
moel@391: 
moel@391:             var rc = new GraphicsRenderContext(this, e.Graphics, e.ClipRectangle);
moel@391:             if (model != null)
moel@391:                 model.Render(rc);
moel@391:             if (zoomRectangle != Rectangle.Empty)
moel@391:             {
moel@391:                 using (var zoomBrush = new SolidBrush(Color.FromArgb(0x40, 0xFF, 0xFF, 0x00)))
moel@391:                 using (var zoomPen = new Pen(Color.Black))
moel@391:                 {
moel@391:                     zoomPen.DashPattern = new float[] { 3, 1 };
moel@391:                     e.Graphics.FillRectangle(zoomBrush, zoomRectangle);
moel@391:                     e.Graphics.DrawRectangle(zoomPen, zoomRectangle);
moel@391:                 }
moel@391:             }
moel@391:         }
moel@391: 
moel@391:         protected override void OnKeyDown(KeyEventArgs e)
moel@391:         {
moel@391:             base.OnKeyDown(e);
moel@391:             if (e.KeyCode == Keys.A)
moel@391:             {
moel@391:                 ZoomAll();
moel@391:             }
moel@391:         }
moel@391: 
moel@391:         public void ZoomAll()
moel@391:         {
moel@391:             foreach (var a in Model.Axes)
moel@391:                 a.Reset();
moel@391:             Refresh();
moel@391:         }
moel@391: 
moel@391:         protected override void OnMouseDown(MouseEventArgs e)
moel@391:         {
moel@391:             base.OnMouseDown(e);
moel@391: 
moel@391:             Focus();
moel@391:             Capture = true;
moel@391: 
moel@391:             bool control = Control.ModifierKeys == Keys.Control;
moel@391:             bool shift = Control.ModifierKeys == Keys.Shift;
moel@391: 
moel@391:             var button = OxyMouseButton.Left;
moel@391:             if (e.Button == MouseButtons.Middle)
moel@391:                 button = OxyMouseButton.Middle;
moel@391:             if (e.Button == MouseButtons.Right)
moel@391:                 button = OxyMouseButton.Right;
moel@391:             if (e.Button == MouseButtons.XButton1)
moel@391:                 button = OxyMouseButton.XButton1;
moel@391:             if (e.Button == MouseButtons.XButton2)
moel@391:                 button = OxyMouseButton.XButton2;
moel@391: 
moel@391:             var p = new ScreenPoint(e.X, e.Y);
moel@391:             foreach (var a in MouseActions)
moel@391:                 a.OnMouseDown(p, button, e.Clicks, control, shift);
moel@391:         }
moel@391: 
moel@391:         protected override void OnMouseMove(MouseEventArgs e)
moel@391:         {
moel@391:             base.OnMouseMove(e);
moel@391:             bool control = Control.ModifierKeys == Keys.Control;
moel@391:             bool shift = Control.ModifierKeys == Keys.Shift;
moel@391:             var p = new ScreenPoint(e.X, e.Y);
moel@391:             foreach (var a in MouseActions)
moel@391:                 a.OnMouseMove(p, control, shift);
moel@391:         }
moel@391: 
moel@391:         protected override void OnMouseUp(MouseEventArgs e)
moel@391:         {
moel@391:             base.OnMouseUp(e);
moel@391:             foreach (var a in MouseActions)
moel@391:                 a.OnMouseUp();
moel@391:             Capture = false;
moel@391:         }
moel@391: 
moel@391:         protected override void OnMouseWheel(MouseEventArgs e)
moel@391:         {
moel@391:             base.OnMouseWheel(e);
moel@391:             bool control = Control.ModifierKeys == Keys.Control;
moel@391:             bool shift = Control.ModifierKeys == Keys.Shift;
moel@391:             var p = new ScreenPoint(e.X, e.Y);
moel@391:             foreach (var a in MouseActions)
moel@391:                 a.OnMouseWheel(p, e.Delta, control, shift);
moel@391:         }
moel@391: 
moel@391:         public void GetAxesFromPoint(ScreenPoint pt, out AxisBase xaxis, out AxisBase yaxis)
moel@391:         {
moel@391:             Model.GetAxesFromPoint(pt, out xaxis, out yaxis);
moel@391:         }
moel@391: 
moel@391:         public DataSeries GetSeriesFromPoint(ScreenPoint pt, double limit)
moel@391:         {
moel@391:             return Model.GetSeriesFromPoint(pt, limit);
moel@391:         }
moel@391: 
moel@391:         public void Refresh(bool refreshData)
moel@391:         {
moel@391:             if (refreshData)
moel@391:                 Model.UpdateData();
moel@391:             Invalidate();
moel@391:         }
moel@391: 
moel@391:         public void Pan(AxisBase axis, double dx)
moel@391:         {
moel@391:             axis.Pan(dx);
moel@391:         }
moel@391: 
moel@391:         public void Reset(AxisBase axis)
moel@391:         {
moel@391:             axis.Reset();
moel@391:         }
moel@391: 
moel@391:         public void Zoom(AxisBase axis, double p1, double p2)
moel@391:         {
moel@391:             axis.Zoom(p1, p2);
moel@391:         }
moel@391: 
moel@391:         public void ZoomAt(AxisBase axis, double factor, double x)
moel@391:         {
moel@391:             axis.ZoomAt(factor, x);
moel@391:         }
moel@391: 
moel@391:         public OxyRect GetPlotArea()
moel@391:         {
moel@391:             return Model.PlotArea;
moel@391:         }
moel@391: 
moel@391:         public void ShowSlider(DataSeries s, DataPoint dp)
moel@391:         {
moel@391:         }
moel@391: 
moel@391:         public void HideSlider()
moel@391:         {
moel@391:         }
moel@391: 
moel@391:         public void ShowZoomRectangle(OxyRect r)
moel@391:         {
moel@391:             zoomRectangle = new Rectangle((int)r.Left, (int)r.Top, (int)r.Width, (int)r.Height);
moel@391:             Invalidate();
moel@391:         }
moel@391: 
moel@391:         public void HideZoomRectangle()
moel@391:         {
moel@391:             zoomRectangle = Rectangle.Empty;
moel@391:             Invalidate();
moel@391:         }
moel@391:     }
moel@391: }