public virtual void PointerMotion (MouseMotionEventArgs args)
{
if (mouseDownElement != null) {
mouseDownElement.PointerMotion (args);
}
else {
UIElement newMouseOverElement = XYToElement (args.X, args.Y, true);
if (newMouseOverElement != mouseOverElement) {
if (mouseOverElement != null)
MouseLeaveElement (mouseOverElement);
if (newMouseOverElement != null)
MouseEnterElement (newMouseOverElement);
}
mouseOverElement = newMouseOverElement;
}
}
protected virtual void ResourceLoader ()
{
Stream s;
fontpal = null;
effectpal = null;
if (fontpal_path != null) {
Console.WriteLine ("loading font palette");
s = (Stream)mpq.GetResource (fontpal_path);
if (s != null) {
fontpal = new Pcx ();
fontpal.ReadFromStream (s, -1, -1);
}
}
if (effectpal_path != null) {
Console.WriteLine ("loading cursor palette");
s = (Stream)mpq.GetResource (effectpal_path);
if (s != null) {
effectpal = new Pcx ();
effectpal.ReadFromStream (s, -1, -1);
}
if (effectpal != null && arrowgrp_path != null) {
Console.WriteLine ("loading arrow cursor");
Grp arrowgrp = (Grp)mpq.GetResource (arrowgrp_path);
if (arrowgrp != null) {
Cursor = new CursorAnimator (arrowgrp, effectpal.Palette);
Cursor.SetHotSpot (64, 64);
}
}
}
if (background_path != null) {
Console.WriteLine ("loading background");
background = GuiUtil.SurfaceFromStream ((Stream)mpq.GetResource (background_path),
background_translucent, background_transparent);
}
Elements = new List<UIElement> ();
if (binFile != null) {
Console.WriteLine ("loading ui elements");
Bin = (Bin)mpq.GetResource (binFile);
if (Bin == null)
throw new Exception (String.Format ("specified file '{0}' does not exist",
binFile));
/* convert all the BinElements to UIElements for our subclasses to use */
foreach (BinElement el in Bin.Elements) {
// Console.WriteLine ("{0}: {1}", el.text, el.flags);
UIElement ui_el = null;
switch (el.type) {
case ElementType.DialogBox:
ui_el = new DialogBoxElement (this, el, fontpal.RgbData);
break;
case ElementType.Image:
ui_el = new ImageElement (this, el, fontpal.RgbData, translucentIndex);
break;
case ElementType.TextBox:
ui_el = new TextBoxElement (this, el, fontpal.RgbData);
break;
case ElementType.ListBox:
ui_el = new ListBoxElement (this, el, fontpal.RgbData);
break;
case ElementType.ComboBox:
ui_el = new ComboBoxElement (this, el, fontpal.RgbData);
break;
case ElementType.LabelLeftAlign:
case ElementType.LabelCenterAlign:
case ElementType.LabelRightAlign:
ui_el = new LabelElement (this, el, fontpal.RgbData);
break;
case ElementType.Button:
case ElementType.DefaultButton:
case ElementType.ButtonWithoutBorder:
ui_el = new ButtonElement(this, el, fontpal.RgbData);
break;
case ElementType.Slider:
case ElementType.OptionButton:
case ElementType.CheckBox:
ui_el = new UIElement (this, el, fontpal.RgbData);
break;
default:
Console.WriteLine ("unhandled case {0}", el.type);
ui_el = new UIElement (this, el, fontpal.RgbData);
break;
}
Elements.Add (ui_el);
}
}
UIPainter = new UIPainter (Elements);
}
public virtual void MouseButtonUp (MouseButtonEventArgs args)
{
if (args.Button != MouseButton.PrimaryButton &&
args.Button != MouseButton.WheelUp &&
args.Button != MouseButton.WheelDown)
return;
if (mouseDownElement != null) {
if (args.Button == MouseButton.PrimaryButton)
mouseDownElement.MouseButtonUp (args);
mouseDownElement = null;
}
}
// SDL Event handling
public virtual void MouseButtonDown (MouseButtonEventArgs args)
{
if (args.Button != MouseButton.PrimaryButton &&
args.Button != MouseButton.WheelUp &&
args.Button != MouseButton.WheelDown)
return;
if (mouseDownElement != null)
Console.WriteLine ("mouseDownElement already set in MouseButtonDown");
UIElement element = XYToElement (args.X, args.Y, true);
if (element != null && element.Visible && element.Sensitive) {
mouseDownElement = element;
if (args.Button == MouseButton.PrimaryButton)
mouseDownElement.MouseButtonDown (args);
else
mouseDownElement.MouseWheel (args);
}
}
public virtual void ActivateElement (UIElement element)
{
if (!element.Visible || !element.Sensitive)
return;
Console.WriteLine ("activating element {0}", Elements.IndexOf (element));
element.OnActivate ();
}
public virtual void MouseLeaveElement (UIElement element)
{
element.MouseLeave ();
}
public virtual void MouseEnterElement (UIElement element)
{
element.MouseEnter ();
}
