public void SetProperties (Layer layer)
{
layer.Name = Name;
layer.Opacity = Opacity;
layer.Hidden = Hidden;
layer.BlendMode = BlendMode;
}
}
public override void Redo()
{
// Store the layer for "undo"
layer = PintaCore.Layers[layer_index];
PintaCore.Layers.DeleteLayer (layer_index, false);
}
protected override Rectangle DrawShape(Rectangle r, Layer l)
{
Document doc = PintaCore.Workspace.ActiveDocument;
doc.Selection.CreateEllipseSelection(l.Surface, r);
return r;
}
protected override Rectangle DrawShape(Rectangle r, Layer l)
{
Document doc = PintaCore.Workspace.ActiveDocument;
doc.Selection.CreateRectangleSelection(l.Surface, r);
// Add some padding for invalidation
return new Rectangle (r.X, r.Y, r.Width + 2, r.Height + 2);
}
public override void Undo()
{
PintaCore.Layers.Insert (layer, layer_index);
// Make new layer the current layer
PintaCore.Layers.SetCurrentLayer (layer);
layer = null;
}
protected override Rectangle DrawShape(Rectangle r, Layer l)
{
Path path = PintaCore.Layers.SelectionPath;
using (Context g = new Context (l.Surface))
PintaCore.Layers.SelectionPath = g.CreateEllipsePath (r);
(path as IDisposable).Dispose ();
return r;
}
protected override Rectangle DrawShape(Rectangle r, Layer l)
{
Path path = PintaCore.Layers.SelectionPath;
using (Context g = new Context (l.Surface))
PintaCore.Layers.SelectionPath = g.CreateRectanglePath (r);
(path as IDisposable).Dispose ();
// Add some padding for invalidation
return new Rectangle (r.X, r.Y, r.Width + 2, r.Height + 2);
}
protected override Rectangle DrawShape(Rectangle r, Layer l)
{
Document doc = PintaCore.Workspace.ActiveDocument;
Path path = doc.SelectionPath;
using (Context g = new Context (l.Surface))
doc.SelectionPath = g.CreateEllipsePath (r);
(path as IDisposable).Dispose ();
return r;
}
protected override Rectangle DrawShape(Rectangle rect, Layer l)
{
Document doc = PintaCore.Workspace.ActiveDocument;
Rectangle dirty;
using (Context g = new Context (l.Surface)) {
g.AppendPath (doc.Selection.SelectionPath);
g.FillRule = FillRule.EvenOdd;
g.Clip ();
g.Antialias = UseAntialiasing ? Antialias.Subpixel : Antialias.None;
dirty = g.DrawLine (shape_origin, current_point , outline_color, BrushWidth);
}
return dirty;
}
public Document(Gdk.Size size)
{
Guid = Guid.NewGuid ();
Workspace = new DocumentWorkspace (this);
IsDirty = false;
HasFile = false;
ImageSize = size;
Layers = new List<Layer> ();
tool_layer = CreateLayer ("Tool Layer");
tool_layer.Hidden = true;
selection_layer = CreateLayer ("Selection Layer");
selection_layer.Hidden = true;
ResetSelectionPath ();
}
protected override Rectangle DrawShape(Rectangle rect, Layer l)
{
Rectangle dirty;
using (Context g = new Context (l.Surface)) {
g.AppendPath (PintaCore.Layers.SelectionPath);
g.FillRule = FillRule.EvenOdd;
g.Clip ();
g.Antialias = Antialias.Subpixel;
if (FillShape && StrokeShape)
dirty = g.FillStrokedRectangle (rect, fill_color, outline_color, BrushWidth);
else if (FillShape)
dirty = g.FillRectangle (rect, outline_color);
else
dirty = g.DrawRectangle (rect, outline_color, BrushWidth);
}
return dirty;
}
/// <summary>
/// Override this to implement features on shift, like line snapping.
/// </summary>
protected virtual Rectangle DrawShape(Rectangle r, Layer l, bool shiftkey_pressed)
{
return DrawShape (r, l);
}
/// <summary>
/// Forces the line to snap to angles.
/// </summary>
protected override Rectangle DrawShape(Rectangle r, Layer l, bool shiftkey_pressed)
{
if (shiftkey_pressed) {
PointD dir = new PointD(current_point.X - shape_origin.X, current_point.Y - shape_origin.Y);
double theta = Math.Atan2(dir.Y, dir.X);
double len = Math.Sqrt(dir.X * dir.X + dir.Y * dir.Y);
theta = Math.Round(12 * theta / Math.PI) * Math.PI / 12;
current_point = new PointD((shape_origin.X + len * Math.Cos(theta)), (shape_origin.Y + len * Math.Sin(theta)));
}
return DrawShape (r, l);
}
public void CreateSelectionLayer ()
{
Layer old = selection_layer;
selection_layer = CreateLayer ();
if (old != null)
(old.Surface as IDisposable).Dispose ();
}
protected virtual Rectangle DrawShape(Rectangle r, Layer l)
{
return r;
}
public void Render(Layer layer)
{
double scale_factor = (1.0 / PintaCore.Workspace.ActiveWorkspace.Scale);
using (Context g = new Context (layer.Surface))
g.FillStrokedRectangle (new Cairo.Rectangle (Position.X - scale_factor * 2, Position.Y - scale_factor * 2, scale_factor * 4, scale_factor * 4),
new Cairo.Color (0, 0, 1, 0.5), new Cairo.Color (0, 0, 1, 0.7), 1);
}
public void CreateSelectionLayer()
{
selection_layer = CreateLayer ();
selection_layer_index = current_layer + 1;
}
public Layer CreateLayer(string name, int width, int height)
{
Cairo.ImageSurface surface = new Cairo.ImageSurface (Cairo.Format.ARGB32, width, height);
Layer layer = new Layer (surface) { Name = name };
return layer;
}
private Layer CreateLivePreviewLayer(Layer original)
{
var preview_layer = new Layer (PintaCore.LivePreview.LivePreviewSurface);
preview_layer.BlendMode = original.BlendMode;
preview_layer.Offset = original.Offset;
preview_layer.Opacity = original.Opacity;
preview_layer.Hidden = original.Hidden;
return preview_layer;
}
/// <summary>
/// Erase previously-drawn handles.
/// </summary>
private void ClearHandles(Layer layer)
{
using (var g = new Context (layer.Surface))
{
foreach (var tool_control in controls)
tool_control.Clear (g);
}
}
public void DrawHandler(Layer layer)
{
using (var g = new Context(layer.Surface))
{
foreach (var tool_control in controls)
tool_control.Render (g);
}
}
public Document (Gdk.Size size)
{
Selection = new DocumentSelection ();
Guid = Guid.NewGuid ();
Workspace = new DocumentWorkspace (this);
IsDirty = false;
HasFile = false;
HasBeenSavedInSession = false;
ImageSize = size;
UserLayers = new List<UserLayer>();
tool_layer = CreateLayer ("Tool Layer");
tool_layer.Hidden = true;
selection_layer = CreateLayer ("Selection Layer");
selection_layer.Hidden = true;
ResetSelectionPaths ();
}
public void CreateSelectionLayer (int width, int height)
{
Layer old = selection_layer;
selection_layer = CreateLayer (width, height);
if (old != null)
(old.Surface as IDisposable).Dispose ();
}
private Layer CreateOffsetLayer(Layer original)
{
var offset = OffsetLayer;
offset.Surface.Clear ();
using (var g = new Cairo.Context (offset.Surface)) {
original.Draw(g, original.Surface, 1);
}
offset.BlendMode = original.BlendMode;
offset.Transform.InitMatrix(original.Transform);
offset.Opacity = original.Opacity;
return offset;
}
private Layer CreateLivePreviewLayer(Layer original)
{
var preview_layer = new Layer (PintaCore.LivePreview.LivePreviewSurface);
preview_layer.BlendMode = original.BlendMode;
preview_layer.Transform.InitMatrix(original.Transform);
preview_layer.Opacity = original.Opacity;
preview_layer.Hidden = original.Hidden;
return preview_layer;
}
public int IndexOf(Layer layer)
{
return Layers.IndexOf (layer);
}
// Adds a new layer above the current one
public void Insert(Layer layer, int index)
{
Layers.Insert (index, layer);
if (Layers.Count == 1)
current_layer = 0;
layer.PropertyChanged += RaiseLayerPropertyChangedEvent;
PintaCore.Layers.OnLayerAdded ();
}
public void SetCurrentLayer(Layer layer)
{
current_layer = Layers.IndexOf (layer);
PintaCore.Layers.OnSelectedLayerChanged ();
}
public void Start (BaseEffect effect)
{
if (live_preview_enabled)
throw new InvalidOperationException ("LivePreviewManager.Start() called while live preview is already enabled.");
// Create live preview surface.
// Start rendering.
// Listen for changes to effectConfiguration object, and restart render if needed.
live_preview_enabled = true;
apply_live_preview_flag = false;
cancel_live_preview_flag = false;
layer = PintaCore.Layers.CurrentLayer;
this.effect = effect;
//TODO Use the current tool layer instead.
live_preview_surface = new Cairo.ImageSurface (Cairo.Format.Argb32,
PintaCore.Workspace.ImageSize.Width,
PintaCore.Workspace.ImageSize.Height);
// Handle selection path.
PintaCore.Tools.Commit ();
selection_path = (PintaCore.Layers.ShowSelection) ? PintaCore.Workspace.ActiveDocument.Selection.SelectionPath : null;
render_bounds = (selection_path != null) ? selection_path.GetBounds () : live_preview_surface.GetBounds ();
render_bounds = PintaCore.Workspace.ClampToImageSize (render_bounds);
history_item = new SimpleHistoryItem (effect.Icon, effect.Name);
history_item.TakeSnapshotOfLayer (PintaCore.Layers.CurrentLayerIndex);
// Paint the pre-effect layer surface into into the working surface.
using (var ctx = new Cairo.Context (live_preview_surface)) {
layer.Draw(ctx, layer.Surface, 1);
}
if (effect.EffectData != null)
effect.EffectData.PropertyChanged += EffectData_PropertyChanged;
if (Started != null) {
Started (this, new LivePreviewStartedEventArgs());
}
var settings = new AsyncEffectRenderer.Settings () {
ThreadCount = PintaCore.System.RenderThreads,
TileWidth = render_bounds.Width,
TileHeight = 1,
ThreadPriority = ThreadPriority.BelowNormal
};
Debug.WriteLine (DateTime.Now.ToString("HH:mm:ss:ffff") + "Start Live preview.");
renderer = new Renderer (this, settings);
renderer.Start (effect, layer.Surface, live_preview_surface, render_bounds);
if (effect.IsConfigurable) {
if (!effect.LaunchConfiguration ()) {
PintaCore.Chrome.MainWindowBusy = true;
Cancel ();
} else {
PintaCore.Chrome.MainWindowBusy = true;
Apply ();
}
} else {
PintaCore.Chrome.MainWindowBusy = true;
Apply ();
}
}
public void Start(BaseEffect effect)
{
if (live_preview_enabled)
{
throw new InvalidOperationException("LivePreviewManager.Start() called while live preview is already enabled.");
}
// Create live preview surface.
// Start rendering.
// Listen for changes to effectConfiguration object, and restart render if needed.
live_preview_enabled = true;
apply_live_preview_flag = false;
cancel_live_preview_flag = false;
layer = PintaCore.Layers.CurrentLayer;
this.effect = effect;
// Handle selection path.
PintaCore.Tools.Commit();
selection_path = (PintaCore.Layers.ShowSelection) ? PintaCore.Workspace.ActiveDocument.Selection.SelectionPath : null;
render_bounds = selection_path.GetBounds();
render_bounds = PintaCore.Workspace.ClampToImageSize(render_bounds);
//TODO Use the current tool layer instead.
live_preview_surface = new Cairo.ImageSurface(Cairo.Format.Argb32,
PintaCore.Workspace.ImageSize.Width,
PintaCore.Workspace.ImageSize.Height);
// Paint the pre-effect layer surface into into the working surface.
using (var ctx = new Cairo.Context(live_preview_surface)) {
ctx.SetSourceSurface(layer.Surface, (int)layer.Offset.X, (int)layer.Offset.Y);
ctx.Paint();
}
if (effect.EffectData != null)
{
effect.EffectData.PropertyChanged += EffectData_PropertyChanged;
}
if (Started != null)
{
Started(this, new LivePreviewStartedEventArgs());
}
var settings = new AsyncEffectRenderer.Settings()
{
ThreadCount = PintaCore.System.RenderThreads,
TileWidth = render_bounds.Width,
TileHeight = 1,
ThreadPriority = ThreadPriority.BelowNormal
};
Debug.WriteLine(DateTime.Now.ToString("HH:mm:ss:ffff") + "Start Live preview.");
renderer = new Renderer(this, settings);
renderer.Start(effect, layer.Surface, live_preview_surface, render_bounds);
if (effect.IsConfigurable)
{
if (!effect.LaunchConfiguration())
{
PintaCore.Chrome.MainWindowBusy = true;
Cancel();
}
else
{
PintaCore.Chrome.MainWindowBusy = true;
Apply();
}
}
else
{
PintaCore.Chrome.MainWindowBusy = true;
Apply();
}
}
