public void OpenImage(object openMenuItem, EventArgs args)
{
Gtk.FileChooserDialog fc =
new Gtk.FileChooserDialog("Open File",
this,
FileChooserAction.Open,
"Cancel", ResponseType.Cancel,
"Open", ResponseType.Accept);
if (fc.Run() == (int)ResponseType.Accept)
{
if (!_model.LoadBaseImage(fc.Filename))
{
MessageDialog md =
new MessageDialog(this,
DialogFlags.DestroyWithParent,
MessageType.Error,
ButtonsType.Close, "Error loading file!");
int result = md.Run();
md.Destroy();
}
}
fc.Destroy();
}
//Callbacks
//requires: nothing
//effects:asks the User for a filename;
// triggers LoadBasedImage of CompositeModel based on the filename;
// updates the image displayed;
// if image fails to load, displays an error message.
void OnOpenCallback()
{
FileChooserDialog file = new FileChooserDialog("Choose an image",
this, FileChooserAction.Open,
"Cancel", Gtk.ResponseType.Cancel,
"Ok", Gtk.ResponseType.Ok);
string filename;
if (file.Run() != (int)Gtk.ResponseType.Ok)
{
file.Destroy();
return;
}
else
{
filename = file.Filename;
file.Destroy();
}
bool loadSuccess = _model.LoadBaseImage(filename);
if (loadSuccess == false)
{
MessageDialog message = new MessageDialog(this,
DialogFlags.DestroyWithParent, MessageType.Info,
ButtonsType.Close, "Error loading file");
message.Run();
message.Destroy();
}
_canvas.SetImage(_model.CompositeImage);
}
void OnOpenCallback(object sender, EventArgs args)
{
Gtk.FileChooserDialog fc =
new Gtk.FileChooserDialog("Choose the file to open",
this,
FileChooserAction.Open,
"Cancel", ResponseType.Cancel,
"Open", ResponseType.Accept);
/*
* if (fc.Run() == (int)ResponseType.Accept)
* {
* System.IO.FileStream file = System.IO.File.OpenRead(fc.Filename);
* file.Close();
* if(_cm.LoadBaseImage(fc.Filename) == false){
* string message = "Invalid file name";
* string caption = "Error Detected in Input";
*
* }
* }
*/
if (fc.Run() == (int)ResponseType.Accept)
{
System.IO.FileStream file = System.IO.File.OpenRead(fc.Filename);
file.Close();
if (_cm.LoadBaseImage(fc.Filename) == false)
{
Gtk.MessageDialog md = new Gtk.MessageDialog(this,
DialogFlags.DestroyWithParent,
MessageType.Error,
ButtonsType.Close, "Error loading file");
int result = md.Run();
md.Destroy();
}
}
fc.Destroy();
}
public MainWindow(string title) : base(title)
{
// COMPOSITE MODEL
_model = new CompositeModel();
_model.AddCompositeChangedCallback(UpdateCanvas);
_model.AddLayerChangedCallback(UpdateListView);
// TRANSFORM TOOL
_transformTool = new TransformTool();
// MENUBAR
// FILE
MenuBar menuBar = new MenuBar();
MenuItem file = new MenuItem("File");
Menu fileMenu = new Menu();
file.Submenu = fileMenu;
MenuItem open = new MenuItem("Open");
open.Activated += OpenImage;
fileMenu.Append(open);
MenuItem save = new MenuItem("Save");
save.Activated += SaveImage;
fileMenu.Append(save);
MenuItem quit = new MenuItem("Quit");
quit.Activated += delegate { Application.Quit(); };
fileMenu.Append(quit);
menuBar.Append(file);
// FILTER
MenuItem filter = new MenuItem("Filter");
Menu filterMenu = new Menu();
filter.Submenu = filterMenu;
MenuItem none = new MenuItem("None");
none.Activated += NoneF;
filterMenu.Append(none);
MenuItem grayscale = new MenuItem("Grayscale");
grayscale.Activated += GrayscaleF;
filterMenu.Append(grayscale);
MenuItem lighten = new MenuItem("Lighten");
lighten.Activated += LightenF;
filterMenu.Append(lighten);
MenuItem darken = new MenuItem("Darken");
darken.Activated += DarkenF;
filterMenu.Append(darken);
MenuItem jitter = new MenuItem("Jitter");
jitter.Activated += JitterF;
filterMenu.Append(jitter);
menuBar.Append(filter);
// TOOLBAR
Toolbar toolbar = new Toolbar();
toolbar.ToolbarStyle = ToolbarStyle.Icons;
// Transform Tool Buttons
DirectoryInfo diOp = new DirectoryInfo(@"./ops");
for (int i = 0; i < diOp.GetFiles().Length; i++)
{
var fi = diOp.GetFiles()[i];
Image op = new Image("./ops/" + fi.Name);
string label = fi.Name.Substring(0, fi.Name.Length - 4);
ToolButton addOp = new ToolButton(op, label);
addOp.Clicked += ChangeTransformMode;
toolbar.Insert(addOp, i);
}
// Accessory Buttons
DirectoryInfo diAcc = new DirectoryInfo(@"./accessories");
for (int i = 0; i < diAcc.GetFiles().Length; i++)
{
var fi = diAcc.GetFiles()[i];
Image accessory = new Image("./accessories/" + fi.Name);
accessory.Pixbuf = accessory.Pixbuf.ScaleSimple(40, 40, Gdk.InterpType.Bilinear);
string label = fi.Name.Substring(0, fi.Name.Length - 4);
ToolButton addAccessory = new ToolButton(accessory, label);
addAccessory.Clicked += AddAccessory;
toolbar.Insert(addAccessory, i + 2);
}
// LISTVIEW
_listView = new ListView("Layer");
// DELETE LAYER
Button deleteLayer = new Button("Delete Layer");
deleteLayer.Clicked += DeleteAccessory;
// CANVAS
_model.LoadBaseImage("./photos/kitty4.jpg");
_canvas = new Canvas(_model.CompositeImage);
_canvas.ButtonPressEvent += ActivateTransformTool;
_canvas.MotionNotifyEvent += TransformLayer;
_canvas.ButtonReleaseEvent += DeactivateTransformTool;
// DISPLAY SETUP
bool isUniform = false;
int margin = 5;
VBox listViewAndDeleteLayer = new VBox(isUniform, margin);
listViewAndDeleteLayer.Add(Align(_listView, TOP, LEFT, FIXED, FIXED));
listViewAndDeleteLayer.Add(Align(deleteLayer, BOTTOM, LEFT, FILL, FILL));
HBox assortedThings = new HBox(isUniform, margin);
assortedThings.Add(Align(listViewAndDeleteLayer, TOP, MIDDLE, FIXED, FIXED));
assortedThings.Add(Align(_canvas, TOP, LEFT, FILL, FIXED));
VBox vlayout = new VBox(isUniform, margin);
vlayout.Add(Align(menuBar, TOP, LEFT, FILL, FILL));
vlayout.Add(Align(toolbar, TOP, LEFT, FIXED, FIXED));
vlayout.Add(Align(assortedThings, TOP, LEFT, FILL, FILL));
Add(vlayout);
BorderWidth = (uint)margin * 2;
Resize(800, 600);
ShowAll();
}
public MainWindow(string title) : base(title)
{
//Create model
_model = new CompositeModel();
_model.AddCompositeChangedCallback(OnCompositeImageChangeCallback);
_model.AddLayerChangedCallback(OnLayerChangeCallback);
//Below is all setting up initial look
SetDefaultSize(800, 600);
SetPosition(WindowPosition.Center);
VBox mainBox = new VBox(false, 5);
// Create the Menubar, "File" and "Filter" menu
_menuBar = new MenuBar();
Menu file_menu1 = new Menu();
MenuItem open_item = new MenuItem("Open");
MenuItem save_item = new MenuItem("Save As");
MenuItem exit_item = new MenuItem("Exit");
file_menu1.Append(open_item);
file_menu1.Append(save_item);
file_menu1.Append(exit_item);
MenuItem file_item1 = new MenuItem("File");
file_item1.Submenu = file_menu1;
_menuBar.Append(file_item1);
Menu file_menu2 = new Menu();
MenuItem[] filterItems = new MenuItem[_model.FilterNames.Count];
for (int i = 0; i < _model.FilterNames.Count; i++)
{
filterItems[i] = new MenuItem(_model.FilterNames[i]);
filterItems[i].Activated += OnFilterClickCallback;
file_menu2.Append(filterItems[i]);
}
/*
* MenuItem none_item = new MenuItem("None");
* MenuItem grayscale_item = new MenuItem("Grayscale");
* MenuItem lighten_item = new MenuItem("Lighten");
* MenuItem darken_item = new MenuItem("Darken");
* MenuItem jitter_item = new MenuItem("Jitter");
*
* file_menu2.Append(none_item);
* file_menu2.Append(grayscale_item);
* file_menu2.Append(lighten_item);
* file_menu2.Append(darken_item);
* file_menu2.Append(jitter_item);
*/
MenuItem file_item2 = new MenuItem("Filter");
file_item2.Submenu = file_menu2;
_menuBar.Append(file_item2);
// Creates the Toolbar and everything inside
_toolBar = new Toolbar();
// Creates a Pixbuf Array
Gdk.Pixbuf[] pixbufArray = new Gdk.Pixbuf[]
{
new Gdk.Pixbuf("ops/move.png"),
new Gdk.Pixbuf("ops/scale.png"),
new Gdk.Pixbuf("accessories/star.png"),
new Gdk.Pixbuf("accessories/aviator.png"),
new Gdk.Pixbuf("accessories/heart.png"),
new Gdk.Pixbuf("accessories/nerd.png"),
new Gdk.Pixbuf("accessories/horns.png"),
new Gdk.Pixbuf("accessories/halo.png"),
new Gdk.Pixbuf("accessories/tiara.png"),
new Gdk.Pixbuf("accessories/moustache.png"),
new Gdk.Pixbuf("accessories/librarian.png")
};
// Creates a toolNames Array
string[] toolNames = new string[] { "move", "scale", "star", "aviator",
"heart", "nerd", "horns", "halo",
"tiara", "moustache", "librarian" };
ToolButton[] buttons = new ToolButton[pixbufArray.Length];
Widget widget;
// Creates all the Toolbuttons
for (int i = 0; i < pixbufArray.Length; i++)
{
widget = new Image(new IconSet(pixbufArray[i]), IconSize.Button);
buttons[i] = new ToolButton(widget, toolNames[i]);
_toolBar.Insert(buttons[i], -1);
}
_toolBar.ToolbarStyle = ToolbarStyle.Icons;
//Create a HBox containing canvas and a VBox of _listView and delete
HBox viewCanvasBox = new HBox(false, 5);
VBox viewAndDelete = new VBox(false, 5);
_listView = new ListView("listview");
Button delete = new Button();
delete.Label = "Delete Layer";
// Create Canvas and set a default image
Gdk.Pixbuf image = new Gdk.Pixbuf("photos/kitty2.jpg"); //Default Image
_canvas = new Canvas(image);
_model.LoadBaseImage("photos/kitty2.jpg");
// Create an EventBox containing canvas
EventBox eventBox = new EventBox();
//Add every box in Window
//The 4th level: add _listView and delete to viewAndDelete
viewAndDelete.PackStart(Align(_listView, 0, 0, 1, 1), true, true, 0);
viewAndDelete.PackStart(Align(delete, 1, 0, 1, 0), false, false, 0);
//The 4th level: add _canvas to EventBox
eventBox.Add(_canvas);
//The 3rd level: add viewAndDelete and eventBox to viewCanvasBox
viewCanvasBox.PackStart(Align(viewAndDelete, 0, 0, 0.5f, 1), false,
false, 0);
viewCanvasBox.Add(Align(eventBox, 0.5f, 0.5f, 0, 0));
//The 2nd level: add _menuBar, _toolBar, and viewCanvasBox to mainBox
mainBox.PackStart(Align(_menuBar, 0, 0, 0, 0), false, false, 0);
mainBox.PackStart(Align(_toolBar, 0, 0.5f, 1, 0), false, false, 0);
mainBox.PackStart(Align(viewCanvasBox, 0, 0, 1, 1), true, true, 0);
//The Surface level: add mainBox to MainWindow
Add(mainBox);
ShowAll();
//Event-handling
//MenuBar Event-handling
exit_item.Activated += delegate { Application.Quit(); };
open_item.Activated += delegate { OnOpenCallback(); };
save_item.Activated += delegate { OnSaveCallback(); };
//ToolBar Event-Handling
buttons[0].Clicked += delegate { OnMoveLayerCallback(); };
buttons[1].Clicked += delegate { OnScaleLayerCallback(); };
buttons[2].Clicked += delegate { OnAccessoryCallback(pixbufArray[2],
toolNames[2]); };
buttons[3].Clicked += delegate { OnAccessoryCallback(pixbufArray[3],
toolNames[3]); };
buttons[4].Clicked += delegate { OnAccessoryCallback(pixbufArray[4],
toolNames[4]); };
buttons[5].Clicked += delegate { OnAccessoryCallback(pixbufArray[5],
toolNames[5]); };
buttons[6].Clicked += delegate { OnAccessoryCallback(pixbufArray[6],
toolNames[6]); };
buttons[7].Clicked += delegate { OnAccessoryCallback(pixbufArray[7],
toolNames[7]); };
buttons[8].Clicked += delegate { OnAccessoryCallback(pixbufArray[8],
toolNames[8]); };
buttons[9].Clicked += delegate { OnAccessoryCallback(pixbufArray[9],
toolNames[9]); };
buttons[10].Clicked += delegate { OnAccessoryCallback(pixbufArray[10],
toolNames[10]); };
//Delete Event-handling
delete.Clicked += delegate { OnDeleteCallback(); };
//EventBox Event-handling
eventBox.ButtonPressEvent += delegate(object obj,
ButtonPressEventArgs args)
{
OnButtonPressCallback(obj, args);
};
eventBox.MotionNotifyEvent += delegate(object obj,
MotionNotifyEventArgs args)
{
OnMotionNotifyCallback(obj, args);
};
eventBox.ButtonReleaseEvent += delegate(object obj,
ButtonReleaseEventArgs args)
{
OnButtonReleaseCallback(obj, args);
};
//Closing Window
DeleteEvent += delegate { Application.Quit(); };
}
