Ejemplo n.º 1
0
        public override void TouchesEnded(MonoTouch.Foundation.NSSet touches, UIEvent evt)
        {
            base.TouchesEnded(touches, evt);
            var gesture = WritePadAPI.detectGesture(WritePadAPI.GEST_CUT | WritePadAPI.GEST_RETURN, currentStroke);

            if (!mMoved)
            {
                mX++;
            }
            AddPixelsXY(mX, mY, true);

            mCurrStroke = -1;
            mMoved      = false;
            strokeLen   = 0;

            mPath.AddLineTo(new PointF(mX, mY));
            mPathList.Add(mPath);
            mPath               = new UIBezierPath();
            mPath.LineWidth     = WritePadAPI.DEFAULT_INK_WIDTH;
            mPath.LineCapStyle  = CGLineCap.Round;
            mPath.LineJoinStyle = CGLineJoin.Round;

            SetNeedsDisplay();

            switch (gesture)
            {
            case WritePadAPI.GEST_RETURN:
                if (OnReturnGesture != null)
                {
                    mPathList.RemoveAt(mPathList.Count - 1);
                    WritePadAPI.recoDeleteLastStroke();
                    SetNeedsDisplay();
                    OnReturnGesture();
                }
                break;

            case WritePadAPI.GEST_CUT:
                if (OnCutGesture != null)
                {
                    mPathList.RemoveAt(mPathList.Count - 1);
                    WritePadAPI.recoDeleteLastStroke();
                    SetNeedsDisplay();
                    OnCutGesture();
                }
                break;
            }
        }
Ejemplo n.º 2
0
        public override void TouchesEnded(Foundation.NSSet touches, UIEvent evt)
        {
            base.TouchesEnded(touches, evt);
            var gesture = WritePadAPI.detectGesture(WritePadAPI.GEST_CUT | WritePadAPI.GEST_RETURN | WritePadAPI.GEST_UNDO | WritePadAPI.GEST_REDO, currentStroke);

            if (!mMoved)
            {
                mX++;
            }
            AddPixelsXY(mX, mY, true);

            mCurrStroke = -1;
            mMoved      = false;
            strokeLen   = 0;

            mPath.AddLineTo(new CGPoint(mX, mY));
            mPathList.Add(mPath);
            mPath               = new UIBezierPath();
            mPath.LineWidth     = WritePadAPI.DEFAULT_INK_WIDTH;
            mPath.LineCapStyle  = CGLineCap.Round;
            mPath.LineJoinStyle = CGLineJoin.Round;

            SetNeedsDisplay();

            switch (gesture)
            {
            case WritePadAPI.GEST_RETURN:
                if (OnReturnGesture != null)
                {
                    mPathList.RemoveAt(mPathList.Count - 1);
                    WritePadAPI.recoDeleteLastStroke();
                    SetNeedsDisplay();
                    OnReturnGesture();
                }
                break;

            case WritePadAPI.GEST_CUT:
                if (OnCutGesture != null)
                {
                    mPathList.RemoveAt(mPathList.Count - 1);
                    WritePadAPI.recoDeleteLastStroke();
                    SetNeedsDisplay();
                    OnCutGesture();
                }
                break;

            case WritePadAPI.GEST_UNDO:
                if (OnUndoGesture != null)
                {
                    undoneStroke = mPathList [mPathList.Count - 1];
                    mPathList.RemoveAt(mPathList.Count - 1);
                    WritePadAPI.recoDeleteLastStroke();
                    SetNeedsDisplay();
                    OnUndoGesture();
                }
                break;

            case WritePadAPI.GEST_REDO:
                if (OnRedoGesture != null && undoneStroke != null)
                {
                    mPathList.Add(undoneStroke);
                    UIColor.Blue.SetStroke();
                    foreach (var aMPathList in mPathList)
                    {
                        aMPathList.Stroke();
                    }
                    mPath.Stroke();
                    SetNeedsDisplay();
                    OnRedoGesture();
                }
                break;
            }
        }