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101 lines
2.7 KiB
C#
101 lines
2.7 KiB
C#
#region License Information (GPL v3)
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/*
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ShareX - A program that allows you to take screenshots and share any file type
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Copyright (c) 2007-2017 ShareX Team
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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Optionally you can also view the license at <http://www.gnu.org/licenses/>.
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*/
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#endregion License Information (GPL v3)
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using System.Drawing;
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using System.Drawing.Drawing2D;
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namespace ShareX.ScreenCaptureLib
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{
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public abstract class BaseEffectShape : BaseShape
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{
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public override ShapeCategory ShapeCategory { get; } = ShapeCategory.Effect;
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private Image cachedEffect;
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public abstract void ApplyEffect(Bitmap bmp);
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public virtual void OnDraw(Graphics g)
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{
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if (cachedEffect != null)
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{
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g.InterpolationMode = InterpolationMode.NearestNeighbor;
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g.DrawImage(cachedEffect, Rectangle);
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g.InterpolationMode = InterpolationMode.Bilinear;
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}
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else
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{
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OnDrawOverlay(g);
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}
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}
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public abstract void OnDrawOverlay(Graphics g);
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public virtual void OnDrawFinal(Graphics g, Bitmap bmp)
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{
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OnDraw(g);
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}
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public override void OnCreated()
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{
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CacheEffect();
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}
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public override void OnMoving()
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{
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Dispose();
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}
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public override void OnMoved()
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{
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CacheEffect();
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}
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public override void OnResizing()
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{
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Dispose();
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}
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public override void OnResized()
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{
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CacheEffect();
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}
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private void CacheEffect()
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{
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Dispose();
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cachedEffect = Manager.CropImage(Rectangle);
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ApplyEffect((Bitmap)cachedEffect);
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}
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public override void Dispose()
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{
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if (cachedEffect != null)
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{
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cachedEffect.Dispose();
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cachedEffect = null;
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}
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}
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}
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} |