public override bool Equals(object obj)
{
ToolInfo rhs = obj as ToolInfo;
if (rhs == null)
{
return(false);
}
return((this.name == rhs.name) &&
(this.helpText == rhs.helpText) &&
(this.hotKey == rhs.hotKey) &&
(this.skipIfActiveOnHotKey == rhs.skipIfActiveOnHotKey) &&
(this.toolType == rhs.toolType));
}
// NOTE: Your constructor must be able to run successfully with a documentWorkspace
// of null. This is sent in while the DocumentControl static constructor
// class is building a list of ToolInfo instances, so that it may construct
// the list without having to also construct a DocumentControl.
public Tool(DocumentWorkspace documentWorkspace,
ImageResource toolBarImage,
string name,
string helpText,
char hotKey,
bool skipIfActiveOnHotKey,
ToolBarConfigItems toolBarConfigItems)
{
this.documentWorkspace = documentWorkspace;
this.toolBarImage = toolBarImage;
this.toolInfo = new ToolInfo(name, helpText, toolBarImage, hotKey, skipIfActiveOnHotKey, toolBarConfigItems, this.GetType());
if (this.documentWorkspace != null)
{
this.documentWorkspace.UpdateStatusBarToToolHelpText(this);
}
}
/// <summary>
/// This method is called when the tool is active and a keyboard key is pressed
/// and released. If you respond to the keyboard key, set e.Handled to true.
/// </summary>
protected virtual void OnKeyPress(KeyPressEventArgs e)
{
if (!e.Handled && DocumentWorkspace.Focused)
{
int wsIndex = Array.IndexOf <char>(wildShortcuts, e.KeyChar);
if (wsIndex != -1)
{
e.Handled = OnWildShortcutKey(wsIndex);
}
else if (e.KeyChar == swapColorsShortcut)
{
AppWorkspace.Widgets.ColorsForm.SwapUserColors();
e.Handled = true;
}
else if (e.KeyChar == decPenSizeShortcut)
{
AppWorkspace.Widgets.ToolConfigStrip.AddToPenSize(-1.0f);
e.Handled = true;
}
else if (e.KeyChar == decPenSizeBy5Shortcut && (ModifierKeys & Keys.Control) != 0)
{
AppWorkspace.Widgets.ToolConfigStrip.AddToPenSize(-5.0f);
e.Handled = true;
}
else if (e.KeyChar == incPenSizeShortcut)
{
AppWorkspace.Widgets.ToolConfigStrip.AddToPenSize(+1.0f);
e.Handled = true;
}
else if (e.KeyChar == incPenSizeBy5Shortcut && (ModifierKeys & Keys.Control) != 0)
{
AppWorkspace.Widgets.ToolConfigStrip.AddToPenSize(+5.0f);
e.Handled = true;
}
else
{
ToolInfo[] toolInfos = DocumentWorkspace.ToolInfos;
Type currentToolType = DocumentWorkspace.GetToolType();
int currentTool = 0;
if (0 != (ModifierKeys & Keys.Shift))
{
Array.Reverse(toolInfos);
}
if (char.ToLower(this.HotKey) != char.ToLower(e.KeyChar) ||
(DateTime.Now - lastToolSwitch) > toolSwitchReset)
{
// If it's been a short time since they pressed a tool switching hotkey,
// we will start from the beginning of this list. This helps to enable two things:
// 1) If multiple tools have the same hotkey, the user may press that hotkey
// to cycle through them
// 2) After a period of time, pressing the hotkey will revert to always
// choosing the first tool in that list of tools which have the same hotkey.
currentTool = -1;
}
else
{
for (int t = 0; t < toolInfos.Length; ++t)
{
if (toolInfos[t].ToolType == currentToolType)
{
currentTool = t;
break;
}
}
}
for (int t = 0; t < toolInfos.Length; ++t)
{
int newTool = (t + currentTool + 1) % toolInfos.Length;
ToolInfo localToolInfo = toolInfos[newTool];
if (localToolInfo.ToolType == DocumentWorkspace.GetToolType() &&
localToolInfo.SkipIfActiveOnHotKey)
{
continue;
}
if (char.ToLower(localToolInfo.HotKey) == char.ToLower(e.KeyChar))
{
if (!this.IsMouseDown)
{
AppWorkspace.Widgets.ToolsControl.SelectTool(localToolInfo.ToolType);
}
e.Handled = true;
lastToolSwitch = DateTime.Now;
break;
}
}
// If the keypress is still not handled ...
if (!e.Handled)
{
switch (e.KeyChar)
{
// By default, Esc/Enter clear the current selection if there is any
case (char)13: // Enter
case (char)27: // Escape
if (this.mouseDown == 0 && !Selection.IsEmpty)
{
e.Handled = true;
DocumentWorkspace.ExecuteFunction(new DeselectFunction());
}
break;
}
}
}
}
}
