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"Merged" 0.8 with HEAD, so we can continue developing

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git-svn-id: http://svn.code.sf.net/p/greenshot/code/trunk@1282 7dccd23d-a4a3-4e1f-8c07-b4c1b4018ab4
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RKrom 2011-07-17 12:05:59 +00:00
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Greenshot/Drawing/FilterContainer.cs Normal file
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/*
* Greenshot - a free and open source screenshot tool
* Copyright (C) 2007-2011 Thomas Braun, Jens Klingen, Robin Krom
*
* For more information see: http://getgreenshot.org/
* The Greenshot project is hosted on Sourceforge: http://sourceforge.net/projects/greenshot/
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 1 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
using System;
using System.Collections.Generic;
using System.Drawing;
using System.Drawing.Drawing2D;
using System.Runtime.Serialization;
using System.Windows.Forms;
using Greenshot.Drawing.Fields;
using Greenshot.Drawing.Filters;
using Greenshot.Helpers;
using Greenshot.Plugin.Drawing;
namespace Greenshot.Drawing {
/// <summary>
/// empty container for filter-only elements
/// </summary>
[Serializable()]
public abstract class FilterContainer : DrawableContainer {
public enum PreparedFilterMode {OBFUSCATE, HIGHLIGHT};
public enum PreparedFilter {BLUR, PIXELIZE, TEXT_HIGHTLIGHT, AREA_HIGHLIGHT, GRAYSCALE, MAGNIFICATION};
public PreparedFilter Filter {
get { return (PreparedFilter)GetFieldValue(FieldType.PREPARED_FILTER_HIGHLIGHT); }
}
public FilterContainer(Surface parent) : base(parent) {
AddField(GetType(), FieldType.LINE_THICKNESS, 0);
AddField(GetType(), FieldType.LINE_COLOR, Color.Red);
AddField(GetType(), FieldType.SHADOW, false);
}
public override void Draw(Graphics g, RenderMode rm) {
int lineThickness = GetFieldValueAsInt(FieldType.LINE_THICKNESS);
Color lineColor = GetFieldValueAsColor(FieldType.LINE_COLOR);
bool shadow = GetFieldValueAsBool(FieldType.SHADOW);
bool lineVisible = (lineThickness > 0 && Colors.IsVisible(lineColor));
if (shadow && lineVisible) {
//draw shadow first
int basealpha = 100;
int alpha = basealpha;
int steps = 5;
int currentStep = lineVisible ? 1 : 0;
while (currentStep <= steps) {
using (Pen shadowPen = new Pen(Color.FromArgb(alpha, 100, 100, 100))) {
shadowPen.Width = lineVisible ? lineThickness : 1;
Rectangle shadowRect = GuiRectangle.GetGuiRectangle(
this.Left + currentStep,
this.Top + currentStep,
this.Width,
this.Height);
g.DrawRectangle(shadowPen, shadowRect);
currentStep++;
alpha = alpha - (basealpha / steps);
}
}
}
Rectangle rect = GuiRectangle.GetGuiRectangle(this.Left, this.Top, this.Width, this.Height);
using (Pen pen = new Pen(lineColor)) {
pen.Width = lineThickness;
if(pen.Width > 0) {
g.DrawRectangle(pen, rect);
}
}
}
}
}