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jpthompson212 merged 4 commits into from
Jun 23, 2020
Merged

Adding base Engine application #28

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234 changes: 234 additions & 0 deletions StkEngineApplications/StkEngineWindowsFormsStarter/OverlayToolbar/OverlayButton.cs
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Original file line number Diff line number Diff line change
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using System;
using AGI.STKGraphics;
using AGI.STKObjects;
using System.Drawing;

namespace AGI
{
public delegate void ActionDelegate();

//
// OverlayButtonHolder
//
public class OverlayButton : IDisposable
{
//
// Properties
//
public IAgStkGraphicsScreenOverlay Overlay { get { return (IAgStkGraphicsScreenOverlay)m_Overlay; } }
public static int ButtonSize { get { return m_ButtonSize; } }

//
// Constructors
//
public OverlayButton(ActionDelegate action, string image, int xOffset, double panelWidth, AgStkObjectRoot root)
{
m_Manager = ((IAgScenario)root.CurrentScenario).SceneManager;

m_Action = action;
m_MouseEnterTranslucency = 0.01f;
m_MouseExitTranslucency = 0.25f;

m_Overlay = m_Manager.Initializers.TextureScreenOverlay.Initialize();

IAgStkGraphicsOverlay overlay = (IAgStkGraphicsOverlay) m_Overlay;
overlay.X = ((double)xOffset) / panelWidth;
overlay.XUnit = AgEStkGraphicsScreenOverlayUnit.eStkGraphicsScreenOverlayUnitFraction;
overlay.Width = ((double)ButtonSize) / panelWidth;
overlay.WidthUnit = AgEStkGraphicsScreenOverlayUnit.eStkGraphicsScreenOverlayUnitFraction;
overlay.Height = 1;
overlay.HeightUnit = AgEStkGraphicsScreenOverlayUnit.eStkGraphicsScreenOverlayUnitFraction;
overlay.Translucency = m_MouseExitTranslucency;

m_Overlay.Texture = m_Manager.Textures.LoadFromStringUri(image);

m_Enabled = true;
m_DisabledImage = image;
m_EnabledImage = m_DisabledImage;

m_Offset = xOffset;
}

public OverlayButton(ActionDelegate action, string image, int xOffset, double panelWidth, double scale, double rotate, AgStkObjectRoot root)
: this(action, image, xOffset, panelWidth, root)
{
IAgStkGraphicsOverlay overlay = (IAgStkGraphicsOverlay)m_Overlay;
overlay.Scale = scale;
overlay.RotationAngle = rotate;
}

//
// Public Methods
//

//
// Sets both the enabled image and disabled image to the input image
//
public void SetTexture(string image)
{
m_EnabledImage = image;
m_DisabledImage = image;
}

//
// Sets both an enabled image and a disabled image for an on/off button
//
public void SetTexture(string enabledImage, string disabledImage)
{
m_EnabledImage = enabledImage;
m_DisabledImage = disabledImage;
}

//
// Sets the on/off texture of a button
//
public void SetState(bool state)
{
m_State = state;

if (state)
{
m_Overlay.Texture = m_Manager.Textures.LoadFromStringUri(m_EnabledImage);
}
else
{
m_Overlay.Texture = m_Manager.Textures.LoadFromStringUri(m_DisabledImage);
}
}

//
// Enables or disables a button
//
public void SetEnabled(bool enabled)
{
m_Enabled = enabled;
IAgStkGraphicsOverlay overlay = (IAgStkGraphicsOverlay)m_Overlay;

if (enabled)
{
overlay.Color = System.Drawing.Color.White;
}
else
{
overlay.Color = System.Drawing.Color.Gray;
}
}

public void Resize(double panelWidth)
{
IAgStkGraphicsOverlay overlay = (IAgStkGraphicsOverlay)m_Overlay;

overlay.Width = ((double)ButtonSize) / panelWidth;
overlay.WidthUnit = AgEStkGraphicsScreenOverlayUnit.eStkGraphicsScreenOverlayUnitFraction;
overlay.Height = 1;
overlay.HeightUnit = AgEStkGraphicsScreenOverlayUnit.eStkGraphicsScreenOverlayUnitFraction;

overlay.X = ((double)m_Offset) / ((double)panelWidth);
overlay.XUnit = AgEStkGraphicsScreenOverlayUnit.eStkGraphicsScreenOverlayUnitFraction;
}

//
// Event handlers
//
public virtual void MouseEnter()
{
if (m_Enabled)
{
IAgStkGraphicsOverlay overlay = (IAgStkGraphicsOverlay)m_Overlay;
overlay.Translucency = m_MouseEnterTranslucency;
if (m_Manager.Scenes.Count > 0)
{
m_Manager.Scenes[0].Render();
}
}
}
public virtual void MouseLeave()
{
if (m_Enabled)
{
IAgStkGraphicsOverlay overlay = (IAgStkGraphicsOverlay)m_Overlay;
overlay.Translucency = m_MouseExitTranslucency;
overlay.Color = System.Drawing.Color.White;
if (m_Manager.Scenes.Count > 0)
{
m_Manager.Scenes[0].Render();
}
}
}
public virtual void MouseDown()
{
if (m_Enabled)
{
IAgStkGraphicsOverlay overlay = (IAgStkGraphicsOverlay)m_Overlay;
overlay.Color = System.Drawing.Color.DarkGray;
if (m_Manager.Scenes.Count > 0)
{
m_Manager.Scenes[0].Render();
}
}
}
public virtual void MouseUp()
{
if (m_Enabled)
{
IAgStkGraphicsOverlay overlay = (IAgStkGraphicsOverlay)m_Overlay;
overlay.Color = System.Drawing.Color.White;
if (m_Manager.Scenes.Count > 0)
{
m_Manager.Scenes[0].Render();
}
}
}
public virtual void MouseClick()
{
if (m_Enabled)
{
SetState(!m_State);

if (m_Action != null)
{
m_Action();
}
}
}

public void Dispose()
{
Dispose(true);
GC.SuppressFinalize(this);
}

~OverlayButton()
{
Dispose(false);
}

protected virtual void Dispose(bool disposing)
{
if (disposing)
{
m_Overlay = null;
}
}

//
// Members
//
private static int m_ButtonSize = 35;

private float m_MouseEnterTranslucency;
private float m_MouseExitTranslucency;
private IAgStkGraphicsTextureScreenOverlay m_Overlay;

private ActionDelegate m_Action;

private bool m_State;
private bool m_Enabled;
private string m_EnabledImage;
private string m_DisabledImage;

private int m_Offset;

private IAgStkGraphicsSceneManager m_Manager;
}
}
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