private IrregularSurface(IrregularSurface cloneMe)
{
this.placedSurfaces = new List <PlacedSurface> (cloneMe.placedSurfaces.Count);
foreach (PlacedSurface ps in cloneMe.placedSurfaces)
{
this.placedSurfaces.Add((PlacedSurface)ps.Clone());
}
this.region = cloneMe.Region.Copy();
}
public override void Redo()
{
// Grab the original surface
IrregularSurface new_surf = new IrregularSurface(PintaCore.Layers[layer_index].Surface, old_surface.Region);
// Undo to the "old" surface
old_surface.Draw(PintaCore.Layers[layer_index].Surface);
// Store the original surface for Redo
old_surface = new_surf;
PintaCore.Workspace.Invalidate(old_surface.Region.Clipbox);
}
public override void Redo()
{
// Grab the original surface
IrregularSurface new_surf = new IrregularSurface(PintaCore.Layers[layer_index].Surface, old_surface.Region);
// Undo to the "old" surface
old_surface.Draw(PintaCore.Layers[layer_index].Surface);
// Store the original surface for Redo
old_surface = new_surf;
PintaCore.Workspace.Invalidate (old_surface.Region.Clipbox);
}
public ClippedSurfaceHistoryItem(string icon, string text, IrregularSurface oldSurface, int layerIndex) : base(icon, text)
{
old_surface = (IrregularSurface)oldSurface.Clone();
layer_index = layerIndex;
}
public ClippedSurfaceHistoryItem(string icon, string text, IrregularSurface oldSurface, int layerIndex)
: base(icon, text)
{
old_surface = (IrregularSurface)oldSurface.Clone();
layer_index = layerIndex;
}
protected override void OnDeactivated()
{
//PdnBaseForm.UnregisterFormHotKey(Gdk.Key.Back, OnBackspaceTyped);
base.OnDeactivated ();
PintaCore.Palette.PrimaryColorChanged -= HandlePintaCorePalettePrimaryColorChanged;
switch (mode) {
case EditingMode.Editing:
SaveHistoryMemento ();
break;
case EditingMode.EmptyEdit:
RedrawText (false);
break;
case EditingMode.NotEditing:
break;
default:
throw new System.ComponentModel.InvalidEnumArgumentException ("Invalid Editing Mode");
}
if (saved != null) {
saved.Dispose ();
saved = null;
}
StopEditing ();
//this.threadPool = null;
}
private void SaveHistoryMemento()
{
pulseEnabled = false;
RedrawText (false);
if (saved != null) {
Region hitTest = Region.Rectangle (PintaCore.Layers.SelectionPath.GetBounds ());
hitTest.Intersect (saved.Region);
if (hitTest.Clipbox.Width != 0 && hitTest.Clipbox.Height != 0) {
ClippedSurfaceHistoryItem bha = new ClippedSurfaceHistoryItem (Icon, Name, saved, PintaCore.Layers.CurrentLayerIndex);
if (this.currentHA == null) {
PintaCore.History.PushNewItem (bha);
} else {
this.currentHA.Push (bha);
this.currentHA = null;
}
}
hitTest.Dispose ();
saved.Dispose ();
saved = null;
}
}
/// <summary>
/// Redraws the Text on the screen
/// </summary>
/// <remarks>
/// assumes that the <b>font</b> and the <b>alignment</b> are already set
/// </remarks>
/// <param name="cursorOn"></param>
private void RedrawText(bool cursorOn)
{
Cairo.ImageSurface surf = PintaCore.Layers.CurrentLayer.Surface;
using (Cairo.Context context = new Cairo.Context (surf)) {
if (this.ignoreRedraw > 0) {
return;
}
if (saved != null) {
saved.Draw (surf);
PintaCore.Workspace.Invalidate (saved.Region.Clipbox);
saved.Dispose ();
saved = null;
}
// Save the Space behind the lines
Rectangle[] rects = new Rectangle[lines.Count + 1];
Point[] localUls = new Point[lines.Count];
// All Lines
bool recalcSizes = false;
if (this.sizes == null) {
recalcSizes = true;
this.sizes = new Size[lines.Count + 1];
}
if (recalcSizes) {
for (int i = 0; i < lines.Count; ++i) {
this.MeasureText (i);
}
}
for (int i = 0; i < lines.Count; ++i) {
Point upperLeft = GetUpperLeft (sizes[i], i);
localUls[i] = upperLeft;
Rectangle rect = new Rectangle (upperLeft, sizes[i]);
rects[i] = rect;
}
// The Cursor Line
string cursorLine = ((string)lines[linePos]).Substring (0, textPos);
Size cursorLineSize;
Point cursorUL;
Rectangle cursorRect;
bool emptyCursorLineFlag;
if (cursorLine.Length == 0) {
emptyCursorLineFlag = true;
Size fullLineSize = sizes[linePos];
cursorLineSize = new Size (2, FontHeight);
cursorUL = GetUpperLeft (fullLineSize, linePos);
cursorRect = new Rectangle (cursorUL, cursorLineSize);
} else if (cursorLine.Length == ((string)lines[linePos]).Length) {
emptyCursorLineFlag = false;
cursorLineSize = sizes[linePos];
cursorUL = localUls[linePos];
cursorRect = new Rectangle (cursorUL, cursorLineSize);
} else {
emptyCursorLineFlag = false;
cursorLineSize = StringSize (cursorLine);
cursorUL = localUls[linePos];
cursorRect = new Rectangle (cursorUL, cursorLineSize);
}
rects[lines.Count] = cursorRect;
// Account for overhang on italic or fancy fonts
int offset = FontHeight;
for (int i = 0; i < rects.Length; ++i) {
rects[i].X -= offset;
rects[i].Width += 2 * offset;
}
// Set the saved region
saved = new IrregularSurface (surf, Utility.InflateRectangles (rects, 3));
// Draw the Lines
this.uls = localUls;
for (int i = 0; i < lines.Count; i++)
this.RenderText (surf, i);
// Draw the Cursor
if (cursorOn) {
using (Cairo.Context toolctx = new Cairo.Context (PintaCore.Layers.ToolLayer.Surface)) {
if (emptyCursorLineFlag) {
toolctx.FillRectangle (cursorRect.ToCairoRectangle (), PintaCore.Palette.PrimaryColor);
} else {
toolctx.DrawLine (new Cairo.PointD (cursorRect.Right, cursorRect.Top), new Cairo.PointD (cursorRect.Right, cursorRect.Bottom), PintaCore.Palette.PrimaryColor, 1);
}
}
}
//PlaceMoveNub();
//UpdateStatusText();
PintaCore.Workspace.Invalidate (saved.Region.Clipbox);
//Update();
}
}
private IrregularSurface(IrregularSurface cloneMe)
{
this.placedSurfaces = new List<PlacedSurface> (cloneMe.placedSurfaces.Count);
foreach (PlacedSurface ps in cloneMe.placedSurfaces)
this.placedSurfaces.Add ((PlacedSurface)ps.Clone ());
this.region = cloneMe.Region.Copy ();
}
