/* ----------------------------------------------------------------- */
///
/// MouseMoveHandler
///
/// <summary>
/// マウス押下中は手のひらツールとして機能する．
/// それ以外の場合は，URL に重なった時にツールチップを表示する．
/// </summary>
///
/* ----------------------------------------------------------------- */
private static void MouseMoveHandler(object sender, MouseEventArgs e)
{
var canvas = sender as Canvas;
if (canvas == null)
{
return;
}
if (is_mouse_down_ && e.Button == MouseButtons.Left)
{
var control = (ScrollableControl)canvas.Parent;
var current = canvas.PointToScreen(e.Location);
int x = current.X - origin_.X;
int y = current.Y - origin_.Y;
control.AutoScrollPosition = new Point(-x, -y);
var cursor = CanvasPolicy.GetHandCursor();
if (cursor != null)
{
canvas.Cursor = cursor;
}
}
else
{
var engine = canvas.Tag as CanvasEngine;
if (engine == null)
{
return;
}
var core = engine.Core;
if (core == null)
{
return;
}
lock (core) {
var pos = new Point((int)(e.Location.X * 72.0 / core.RenderDPI), (int)(e.Location.Y * 72.0 / core.RenderDPI));
var result = engine.GetURL(pos);
if (result != null)
{
if (canvas.Cursor == Cursors.Default)
{
canvas.Cursor = Cursors.Hand;
tooltip_.Show(result, canvas, 3000);
}
}
else
{
canvas.Cursor = Cursors.Default;
tooltip_.Hide(canvas);
}
}
}
}
/* ----------------------------------------------------------------- */
/// MouseClickHandler
/* ----------------------------------------------------------------- */
private static void MouseClickHandler(object sender, MouseEventArgs e)
{
var canvas = sender as Canvas;
if (canvas == null)
{
return;
}
if (canvas.Cursor == Cursors.Hand)
{
var engine = canvas.Tag as CanvasEngine;
if (engine == null)
{
return;
}
var core = engine.Core;
if (core == null)
{
return;
}
lock (core)
{
var pos = new Point((int)(e.Location.X * 72.0 / core.RenderDPI), (int)(e.Location.Y * 72.0 / core.RenderDPI));
var addr = engine.GetURL(pos);
if (addr != null)
{
System.Diagnostics.Process.Start(addr);
}
}
canvas.Cursor = Cursors.Default;
}
else
{
var cursor = CanvasPolicy.GetHandCursor();
if (cursor != null)
{
canvas.Cursor = cursor;
}
}
}
